test/CodeGen/AMDGPU/GlobalISel/irtranslator-call-return-values.ll

; NOTE: Assertions have been autogenerated by utils/update_mir_test_checks.py
; RUN: llc -global-isel -amdgpu-fixed-function-abi -mtriple=amdgcn-amd-amdhsa -mcpu=gfx900 -stop-after=irtranslator -verify-machineinstrs < %s | FileCheck -check-prefix=GCN %s

declare i1 @external_i1_func_void() #0
declare zeroext i1 @external_i1_zeroext_func_void() #0
declare signext i1 @external_i1_signext_func_void() #0

declare i8 @external_i8_func_void() #0
declare zeroext i8 @external_i8_zeroext_func_void() #0
declare signext i8 @external_i8_signext_func_void() #0

declare i16 @external_i16_func_void() #0
declare <2 x i16> @external_v2i16_func_void() #0
declare <3 x i16> @external_v3i16_func_void() #0
declare <4 x i16> @external_v4i16_func_void() #0
declare zeroext i16 @external_i16_zeroext_func_void() #0
declare signext i16 @external_i16_signext_func_void() #0

declare i48 @external_i48_func_void() #0
declare zeroext i48 @external_i48_zeroext_func_void() #0
declare signext i48 @external_i48_signext_func_void() #0

declare i32 @external_i32_func_void() #0
declare i64 @external_i64_func_void() #0
declare half @external_f16_func_void() #0
declare float @external_f32_func_void() #0
declare double @external_f64_func_void() #0

declare i8 addrspace(1)* @external_p1_func_void() #0
declare <2 x i8 addrspace(1)*> @external_v2p1_func_void() #0

declare i8 addrspace(3)* @external_p3_func_void() #0
declare <2 x i8 addrspace(3)*> @external_v2p3_func_void() #0

declare <2 x half> @external_v2f16_func_void() #0
declare <3 x half> @external_v3f16_func_void() #0
declare <4 x half> @external_v4f16_func_void() #0
declare <3 x float> @external_v3f32_func_void() #0
declare <5 x float> @external_v5f32_func_void() #0
declare <2 x double> @external_v2f64_func_void() #0

declare <2 x i32> @external_v2i32_func_void() #0
declare <3 x i32> @external_v3i32_func_void() #0
declare <4 x i32> @external_v4i32_func_void() #0
declare <5 x i32> @external_v5i32_func_void() #0
declare <8 x i32> @external_v8i32_func_void() #0
declare <16 x i32> @external_v16i32_func_void() #0
declare <32 x i32> @external_v32i32_func_void() #0
declare <33 x i32> @external_v33i32_func_void() #0
declare <33 x i32> @external_v33i32_func_v33i32_i32(<33 x i32> addrspace(1)*, i32) #0
declare { <32 x i32>, i32 } @external_v32i32_i32_func_void() #0
declare { i32, <32 x i32> } @external_i32_v32i32_func_void() #0

declare { i32, i64 } @external_i32_i64_func_void() #0

declare [2 x i32] @external_a2i32_func_void() #0
declare [5 x i8] @external_a5i8_func_void() #0

; return value and argument
declare hidden i32 @external_i32_func_i32(i32) #0

; amdgpu_gfx calling convention
declare i1 @external_gfx_i1_func_void() #0
declare i8 @external_gfx_i8_func_void() #0
declare i32 @external_gfx_i32_func_void() #0
declare { i32, i64 } @external_gfx_i32_i64_func_void() #0
declare hidden i32 @external_gfx_i32_func_i32(i32) #0


define amdgpu_kernel void @test_call_external_i32_func_i32_imm(i32 addrspace(1)* %out) #0 {
  ; GCN-LABEL: name: test_call_external_i32_func_i32_imm
  ; GCN: bb.1 (%ir-block.0):
  ; GCN:   liveins: $sgpr14, $sgpr15, $sgpr16, $vgpr0, $vgpr1, $vgpr2, $sgpr4_sgpr5, $sgpr6_sgpr7, $sgpr8_sgpr9, $sgpr10_sgpr11
  ; GCN:   [[COPY:%[0-9]+]]:vgpr_32(s32) = COPY $vgpr2
  ; GCN:   [[COPY1:%[0-9]+]]:vgpr_32(s32) = COPY $vgpr1
  ; GCN:   [[COPY2:%[0-9]+]]:vgpr_32(s32) = COPY $vgpr0
  ; GCN:   [[COPY3:%[0-9]+]]:sgpr_32 = COPY $sgpr16
  ; GCN:   [[COPY4:%[0-9]+]]:sgpr_32 = COPY $sgpr15
  ; GCN:   [[COPY5:%[0-9]+]]:sgpr_32 = COPY $sgpr14
  ; GCN:   [[COPY6:%[0-9]+]]:sgpr_64 = COPY $sgpr10_sgpr11
  ; GCN:   [[COPY7:%[0-9]+]]:sgpr_64 = COPY $sgpr6_sgpr7
  ; GCN:   [[COPY8:%[0-9]+]]:sgpr_64 = COPY $sgpr4_sgpr5
  ; GCN:   [[COPY9:%[0-9]+]]:_(p4) = COPY $sgpr8_sgpr9
  ; GCN:   [[C:%[0-9]+]]:_(s32) = G_CONSTANT i32 42
  ; GCN:   [[INT:%[0-9]+]]:_(p4) = G_INTRINSIC intrinsic(@llvm.amdgcn.kernarg.segment.ptr)
  ; GCN:   [[LOAD:%[0-9]+]]:_(p1) = G_LOAD [[INT]](p4) :: (dereferenceable invariant load 8 from %ir.out.kernarg.offset.cast, align 16, addrspace 4)
  ; GCN:   ADJCALLSTACKUP 0, 0, implicit-def $scc
  ; GCN:   [[GV:%[0-9]+]]:sreg_64(p0) = G_GLOBAL_VALUE @external_i32_func_i32
  ; GCN:   [[COPY10:%[0-9]+]]:_(p4) = COPY [[COPY8]]
  ; GCN:   [[COPY11:%[0-9]+]]:_(p4) = COPY [[COPY7]]
  ; GCN:   [[COPY12:%[0-9]+]]:_(p4) = COPY [[COPY9]](p4)
  ; GCN:   [[C1:%[0-9]+]]:_(s64) = G_CONSTANT i64 8
  ; GCN:   [[PTR_ADD:%[0-9]+]]:_(p4) = G_PTR_ADD [[COPY12]], [[C1]](s64)
  ; GCN:   [[COPY13:%[0-9]+]]:_(s64) = COPY [[COPY6]]
  ; GCN:   [[COPY14:%[0-9]+]]:_(s32) = COPY [[COPY5]]
  ; GCN:   [[COPY15:%[0-9]+]]:_(s32) = COPY [[COPY4]]
  ; GCN:   [[COPY16:%[0-9]+]]:_(s32) = COPY [[COPY3]]
  ; GCN:   [[COPY17:%[0-9]+]]:_(s32) = COPY [[COPY2]](s32)
  ; GCN:   [[COPY18:%[0-9]+]]:_(s32) = COPY [[COPY1]](s32)
  ; GCN:   [[C2:%[0-9]+]]:_(s32) = G_CONSTANT i32 10
  ; GCN:   [[SHL:%[0-9]+]]:_(s32) = G_SHL [[COPY18]], [[C2]](s32)
  ; GCN:   [[OR:%[0-9]+]]:_(s32) = G_OR [[COPY17]], [[SHL]]
  ; GCN:   [[COPY19:%[0-9]+]]:_(s32) = COPY [[COPY]](s32)
  ; GCN:   [[C3:%[0-9]+]]:_(s32) = G_CONSTANT i32 20
  ; GCN:   [[SHL1:%[0-9]+]]:_(s32) = G_SHL [[COPY19]], [[C3]](s32)
  ; GCN:   [[OR1:%[0-9]+]]:_(s32) = G_OR [[OR]], [[SHL1]]
  ; GCN:   $vgpr0 = COPY [[C]](s32)
  ; GCN:   [[COPY20:%[0-9]+]]:_(<4 x s32>) = COPY $private_rsrc_reg
  ; GCN:   $sgpr0_sgpr1_sgpr2_sgpr3 = COPY [[COPY20]](<4 x s32>)
  ; GCN:   $sgpr4_sgpr5 = COPY [[COPY10]](p4)
  ; GCN:   $sgpr6_sgpr7 = COPY [[COPY11]](p4)
  ; GCN:   $sgpr8_sgpr9 = COPY [[PTR_ADD]](p4)
  ; GCN:   $sgpr10_sgpr11 = COPY [[COPY13]](s64)
  ; GCN:   $sgpr12 = COPY [[COPY14]](s32)
  ; GCN:   $sgpr13 = COPY [[COPY15]](s32)
  ; GCN:   $sgpr14 = COPY [[COPY16]](s32)
  ; GCN:   $vgpr31 = COPY [[OR1]](s32)
  ; GCN:   $sgpr30_sgpr31 = SI_CALL [[GV]](p0), @external_i32_func_i32, csr_amdgpu_highregs, implicit $vgpr0, implicit $sgpr0_sgpr1_sgpr2_sgpr3, implicit $sgpr4_sgpr5, implicit $sgpr6_sgpr7, implicit $sgpr8_sgpr9, implicit $sgpr10_sgpr11, implicit $sgpr12, implicit $sgpr13, implicit $sgpr14, implicit $vgpr31, implicit-def $vgpr0
  ; GCN:   [[COPY21:%[0-9]+]]:_(s32) = COPY $vgpr0
  ; GCN:   ADJCALLSTACKDOWN 0, 0, implicit-def $scc
  ; GCN:   G_STORE [[COPY21]](s32), [[LOAD]](p1) :: (volatile store 4 into %ir.out.load, addrspace 1)
  ; GCN:   S_ENDPGM 0
  %val = call i32 @external_i32_func_i32(i32 42)
  store volatile i32 %val, i32 addrspace(1)* %out
  ret void
}

define amdgpu_gfx void @test_gfx_call_external_i32_func_i32_imm(i32 addrspace(1)* %out) #0 {
  ; GCN-LABEL: name: test_gfx_call_external_i32_func_i32_imm
  ; GCN: bb.1 (%ir-block.0):
  ; GCN:   liveins: $vgpr0, $vgpr1, $sgpr30_sgpr31
  ; GCN:   [[COPY:%[0-9]+]]:_(s32) = COPY $vgpr0
  ; GCN:   [[COPY1:%[0-9]+]]:_(s32) = COPY $vgpr1
  ; GCN:   [[MV:%[0-9]+]]:_(p1) = G_MERGE_VALUES [[COPY]](s32), [[COPY1]](s32)
  ; GCN:   [[COPY2:%[0-9]+]]:sgpr_64 = COPY $sgpr30_sgpr31
  ; GCN:   [[C:%[0-9]+]]:_(s32) = G_CONSTANT i32 42
  ; GCN:   ADJCALLSTACKUP 0, 0, implicit-def $scc
  ; GCN:   [[GV:%[0-9]+]]:sreg_64(p0) = G_GLOBAL_VALUE @external_gfx_i32_func_i32
  ; GCN:   $vgpr0 = COPY [[C]](s32)
  ; GCN:   [[COPY3:%[0-9]+]]:_(<4 x s32>) = COPY $sgpr0_sgpr1_sgpr2_sgpr3
  ; GCN:   $sgpr0_sgpr1_sgpr2_sgpr3 = COPY [[COPY3]](<4 x s32>)
  ; GCN:   $sgpr30_sgpr31 = SI_CALL [[GV]](p0), @external_gfx_i32_func_i32, csr_amdgpu_highregs, implicit $vgpr0, implicit $sgpr0_sgpr1_sgpr2_sgpr3, implicit-def $vgpr0
  ; GCN:   [[COPY4:%[0-9]+]]:_(s32) = COPY $vgpr0
  ; GCN:   ADJCALLSTACKDOWN 0, 0, implicit-def $scc
  ; GCN:   G_STORE [[COPY4]](s32), [[MV]](p1) :: (volatile store 4 into %ir.out, addrspace 1)
  ; GCN:   [[COPY5:%[0-9]+]]:ccr_sgpr_64 = COPY [[COPY2]]
  ; GCN:   S_SETPC_B64_return [[COPY5]]
  %val = call amdgpu_gfx i32 @external_gfx_i32_func_i32(i32 42)
  store volatile i32 %val, i32 addrspace(1)* %out
  ret void
}

define amdgpu_kernel void @test_call_external_i1_func_void() #0 {
  ; GCN-LABEL: name: test_call_external_i1_func_void
  ; GCN: bb.1 (%ir-block.0):
  ; GCN:   liveins: $sgpr14, $sgpr15, $sgpr16, $vgpr0, $vgpr1, $vgpr2, $sgpr4_sgpr5, $sgpr6_sgpr7, $sgpr8_sgpr9, $sgpr10_sgpr11
  ; GCN:   [[COPY:%[0-9]+]]:vgpr_32(s32) = COPY $vgpr2
  ; GCN:   [[COPY1:%[0-9]+]]:vgpr_32(s32) = COPY $vgpr1
  ; GCN:   [[COPY2:%[0-9]+]]:vgpr_32(s32) = COPY $vgpr0
  ; GCN:   [[COPY3:%[0-9]+]]:sgpr_32 = COPY $sgpr16
  ; GCN:   [[COPY4:%[0-9]+]]:sgpr_32 = COPY $sgpr15
  ; GCN:   [[COPY5:%[0-9]+]]:sgpr_32 = COPY $sgpr14
  ; GCN:   [[COPY6:%[0-9]+]]:sgpr_64 = COPY $sgpr10_sgpr11
  ; GCN:   [[COPY7:%[0-9]+]]:sgpr_64 = COPY $sgpr6_sgpr7
  ; GCN:   [[COPY8:%[0-9]+]]:sgpr_64 = COPY $sgpr4_sgpr5
  ; GCN:   [[COPY9:%[0-9]+]]:_(p4) = COPY $sgpr8_sgpr9
  ; GCN:   [[DEF:%[0-9]+]]:_(p1) = G_IMPLICIT_DEF
  ; GCN:   ADJCALLSTACKUP 0, 0, implicit-def $scc
  ; GCN:   [[GV:%[0-9]+]]:sreg_64(p0) = G_GLOBAL_VALUE @external_i1_func_void
  ; GCN:   [[COPY10:%[0-9]+]]:_(p4) = COPY [[COPY8]]
  ; GCN:   [[COPY11:%[0-9]+]]:_(p4) = COPY [[COPY7]]
  ; GCN:   [[COPY12:%[0-9]+]]:_(p4) = COPY [[COPY9]](p4)
  ; GCN:   [[C:%[0-9]+]]:_(s64) = G_CONSTANT i64 0
  ; GCN:   [[PTR_ADD:%[0-9]+]]:_(p4) = G_PTR_ADD [[COPY12]], [[C]](s64)
  ; GCN:   [[COPY13:%[0-9]+]]:_(s64) = COPY [[COPY6]]
  ; GCN:   [[COPY14:%[0-9]+]]:_(s32) = COPY [[COPY5]]
  ; GCN:   [[COPY15:%[0-9]+]]:_(s32) = COPY [[COPY4]]
  ; GCN:   [[COPY16:%[0-9]+]]:_(s32) = COPY [[COPY3]]
  ; GCN:   [[COPY17:%[0-9]+]]:_(s32) = COPY [[COPY2]](s32)
  ; GCN:   [[COPY18:%[0-9]+]]:_(s32) = COPY [[COPY1]](s32)
  ; GCN:   [[C1:%[0-9]+]]:_(s32) = G_CONSTANT i32 10
  ; GCN:   [[SHL:%[0-9]+]]:_(s32) = G_SHL [[COPY18]], [[C1]](s32)
  ; GCN:   [[OR:%[0-9]+]]:_(s32) = G_OR [[COPY17]], [[SHL]]
  ; GCN:   [[COPY19:%[0-9]+]]:_(s32) = COPY [[COPY]](s32)
  ; GCN:   [[C2:%[0-9]+]]:_(s32) = G_CONSTANT i32 20
  ; GCN:   [[SHL1:%[0-9]+]]:_(s32) = G_SHL [[COPY19]], [[C2]](s32)
  ; GCN:   [[OR1:%[0-9]+]]:_(s32) = G_OR [[OR]], [[SHL1]]
  ; GCN:   [[COPY20:%[0-9]+]]:_(<4 x s32>) = COPY $private_rsrc_reg
  ; GCN:   $sgpr0_sgpr1_sgpr2_sgpr3 = COPY [[COPY20]](<4 x s32>)
  ; GCN:   $sgpr4_sgpr5 = COPY [[COPY10]](p4)
  ; GCN:   $sgpr6_sgpr7 = COPY [[COPY11]](p4)
  ; GCN:   $sgpr8_sgpr9 = COPY [[PTR_ADD]](p4)
  ; GCN:   $sgpr10_sgpr11 = COPY [[COPY13]](s64)
  ; GCN:   $sgpr12 = COPY [[COPY14]](s32)
  ; GCN:   $sgpr13 = COPY [[COPY15]](s32)
  ; GCN:   $sgpr14 = COPY [[COPY16]](s32)
  ; GCN:   $vgpr31 = COPY [[OR1]](s32)
  ; GCN:   $sgpr30_sgpr31 = SI_CALL [[GV]](p0), @external_i1_func_void, csr_amdgpu_highregs, implicit $sgpr0_sgpr1_sgpr2_sgpr3, implicit $sgpr4_sgpr5, implicit $sgpr6_sgpr7, implicit $sgpr8_sgpr9, implicit $sgpr10_sgpr11, implicit $sgpr12, implicit $sgpr13, implicit $sgpr14, implicit $vgpr31, implicit-def $vgpr0
  ; GCN:   [[COPY21:%[0-9]+]]:_(s32) = COPY $vgpr0
  ; GCN:   [[TRUNC:%[0-9]+]]:_(s1) = G_TRUNC [[COPY21]](s32)
  ; GCN:   ADJCALLSTACKDOWN 0, 0, implicit-def $scc
  ; GCN:   G_STORE [[TRUNC]](s1), [[DEF]](p1) :: (volatile store 1 into `i1 addrspace(1)* undef`, addrspace 1)
  ; GCN:   S_ENDPGM 0
  %val = call i1 @external_i1_func_void()
  store volatile i1 %val, i1 addrspace(1)* undef
  ret void
}

define amdgpu_gfx void @test_gfx_call_external_i1_func_void() #0 {
  ; GCN-LABEL: name: test_gfx_call_external_i1_func_void
  ; GCN: bb.1 (%ir-block.0):
  ; GCN:   liveins: $sgpr30_sgpr31
  ; GCN:   [[COPY:%[0-9]+]]:sgpr_64 = COPY $sgpr30_sgpr31
  ; GCN:   [[DEF:%[0-9]+]]:_(p1) = G_IMPLICIT_DEF
  ; GCN:   ADJCALLSTACKUP 0, 0, implicit-def $scc
  ; GCN:   [[GV:%[0-9]+]]:sreg_64(p0) = G_GLOBAL_VALUE @external_gfx_i1_func_void
  ; GCN:   [[COPY1:%[0-9]+]]:_(<4 x s32>) = COPY $sgpr0_sgpr1_sgpr2_sgpr3
  ; GCN:   $sgpr0_sgpr1_sgpr2_sgpr3 = COPY [[COPY1]](<4 x s32>)
  ; GCN:   $sgpr30_sgpr31 = SI_CALL [[GV]](p0), @external_gfx_i1_func_void, csr_amdgpu_highregs, implicit $sgpr0_sgpr1_sgpr2_sgpr3, implicit-def $vgpr0
  ; GCN:   [[COPY2:%[0-9]+]]:_(s32) = COPY $vgpr0
  ; GCN:   [[TRUNC:%[0-9]+]]:_(s1) = G_TRUNC [[COPY2]](s32)
  ; GCN:   ADJCALLSTACKDOWN 0, 0, implicit-def $scc
  ; GCN:   G_STORE [[TRUNC]](s1), [[DEF]](p1) :: (volatile store 1 into `i1 addrspace(1)* undef`, addrspace 1)
  ; GCN:   [[COPY3:%[0-9]+]]:ccr_sgpr_64 = COPY [[COPY]]
  ; GCN:   S_SETPC_B64_return [[COPY3]]
  %val = call amdgpu_gfx i1 @external_gfx_i1_func_void()
  store volatile i1 %val, i1 addrspace(1)* undef
  ret void
}

define amdgpu_kernel void @test_call_external_i1_zeroext_func_void() #0 {
  ; GCN-LABEL: name: test_call_external_i1_zeroext_func_void
  ; GCN: bb.1 (%ir-block.0):
  ; GCN:   liveins: $sgpr14, $sgpr15, $sgpr16, $vgpr0, $vgpr1, $vgpr2, $sgpr4_sgpr5, $sgpr6_sgpr7, $sgpr8_sgpr9, $sgpr10_sgpr11
  ; GCN:   [[COPY:%[0-9]+]]:vgpr_32(s32) = COPY $vgpr2
  ; GCN:   [[COPY1:%[0-9]+]]:vgpr_32(s32) = COPY $vgpr1
  ; GCN:   [[COPY2:%[0-9]+]]:vgpr_32(s32) = COPY $vgpr0
  ; GCN:   [[COPY3:%[0-9]+]]:sgpr_32 = COPY $sgpr16
  ; GCN:   [[COPY4:%[0-9]+]]:sgpr_32 = COPY $sgpr15
  ; GCN:   [[COPY5:%[0-9]+]]:sgpr_32 = COPY $sgpr14
  ; GCN:   [[COPY6:%[0-9]+]]:sgpr_64 = COPY $sgpr10_sgpr11
  ; GCN:   [[COPY7:%[0-9]+]]:sgpr_64 = COPY $sgpr6_sgpr7
  ; GCN:   [[COPY8:%[0-9]+]]:sgpr_64 = COPY $sgpr4_sgpr5
  ; GCN:   [[COPY9:%[0-9]+]]:_(p4) = COPY $sgpr8_sgpr9
  ; GCN:   [[DEF:%[0-9]+]]:_(p1) = G_IMPLICIT_DEF
  ; GCN:   ADJCALLSTACKUP 0, 0, implicit-def $scc
  ; GCN:   [[GV:%[0-9]+]]:sreg_64(p0) = G_GLOBAL_VALUE @external_i1_zeroext_func_void
  ; GCN:   [[COPY10:%[0-9]+]]:_(p4) = COPY [[COPY8]]
  ; GCN:   [[COPY11:%[0-9]+]]:_(p4) = COPY [[COPY7]]
  ; GCN:   [[COPY12:%[0-9]+]]:_(p4) = COPY [[COPY9]](p4)
  ; GCN:   [[C:%[0-9]+]]:_(s64) = G_CONSTANT i64 0
  ; GCN:   [[PTR_ADD:%[0-9]+]]:_(p4) = G_PTR_ADD [[COPY12]], [[C]](s64)
  ; GCN:   [[COPY13:%[0-9]+]]:_(s64) = COPY [[COPY6]]
  ; GCN:   [[COPY14:%[0-9]+]]:_(s32) = COPY [[COPY5]]
  ; GCN:   [[COPY15:%[0-9]+]]:_(s32) = COPY [[COPY4]]
  ; GCN:   [[COPY16:%[0-9]+]]:_(s32) = COPY [[COPY3]]
  ; GCN:   [[COPY17:%[0-9]+]]:_(s32) = COPY [[COPY2]](s32)
  ; GCN:   [[COPY18:%[0-9]+]]:_(s32) = COPY [[COPY1]](s32)
  ; GCN:   [[C1:%[0-9]+]]:_(s32) = G_CONSTANT i32 10
  ; GCN:   [[SHL:%[0-9]+]]:_(s32) = G_SHL [[COPY18]], [[C1]](s32)
  ; GCN:   [[OR:%[0-9]+]]:_(s32) = G_OR [[COPY17]], [[SHL]]
  ; GCN:   [[COPY19:%[0-9]+]]:_(s32) = COPY [[COPY]](s32)
  ; GCN:   [[C2:%[0-9]+]]:_(s32) = G_CONSTANT i32 20
  ; GCN:   [[SHL1:%[0-9]+]]:_(s32) = G_SHL [[COPY19]], [[C2]](s32)
  ; GCN:   [[OR1:%[0-9]+]]:_(s32) = G_OR [[OR]], [[SHL1]]
  ; GCN:   [[COPY20:%[0-9]+]]:_(<4 x s32>) = COPY $private_rsrc_reg
  ; GCN:   $sgpr0_sgpr1_sgpr2_sgpr3 = COPY [[COPY20]](<4 x s32>)
  ; GCN:   $sgpr4_sgpr5 = COPY [[COPY10]](p4)
  ; GCN:   $sgpr6_sgpr7 = COPY [[COPY11]](p4)
  ; GCN:   $sgpr8_sgpr9 = COPY [[PTR_ADD]](p4)
  ; GCN:   $sgpr10_sgpr11 = COPY [[COPY13]](s64)
  ; GCN:   $sgpr12 = COPY [[COPY14]](s32)
  ; GCN:   $sgpr13 = COPY [[COPY15]](s32)
  ; GCN:   $sgpr14 = COPY [[COPY16]](s32)
  ; GCN:   $vgpr31 = COPY [[OR1]](s32)
  ; GCN:   $sgpr30_sgpr31 = SI_CALL [[GV]](p0), @external_i1_zeroext_func_void, csr_amdgpu_highregs, implicit $sgpr0_sgpr1_sgpr2_sgpr3, implicit $sgpr4_sgpr5, implicit $sgpr6_sgpr7, implicit $sgpr8_sgpr9, implicit $sgpr10_sgpr11, implicit $sgpr12, implicit $sgpr13, implicit $sgpr14, implicit $vgpr31, implicit-def $vgpr0
  ; GCN:   [[COPY21:%[0-9]+]]:_(s32) = COPY $vgpr0
  ; GCN:   [[TRUNC:%[0-9]+]]:_(s1) = G_TRUNC [[COPY21]](s32)
  ; GCN:   ADJCALLSTACKDOWN 0, 0, implicit-def $scc
  ; GCN:   [[ZEXT:%[0-9]+]]:_(s32) = G_ZEXT [[TRUNC]](s1)
  ; GCN:   G_STORE [[ZEXT]](s32), [[DEF]](p1) :: (volatile store 4 into `i32 addrspace(1)* undef`, addrspace 1)
  ; GCN:   S_ENDPGM 0
  %val = call i1 @external_i1_zeroext_func_void()
  %val.ext = zext i1 %val to i32
  store volatile i32 %val.ext, i32 addrspace(1)* undef
  ret void
}

define amdgpu_kernel void @test_call_external_i1_signext_func_void() #0 {
  ; GCN-LABEL: name: test_call_external_i1_signext_func_void
  ; GCN: bb.1 (%ir-block.0):
  ; GCN:   liveins: $sgpr14, $sgpr15, $sgpr16, $vgpr0, $vgpr1, $vgpr2, $sgpr4_sgpr5, $sgpr6_sgpr7, $sgpr8_sgpr9, $sgpr10_sgpr11
  ; GCN:   [[COPY:%[0-9]+]]:vgpr_32(s32) = COPY $vgpr2
  ; GCN:   [[COPY1:%[0-9]+]]:vgpr_32(s32) = COPY $vgpr1
  ; GCN:   [[COPY2:%[0-9]+]]:vgpr_32(s32) = COPY $vgpr0
  ; GCN:   [[COPY3:%[0-9]+]]:sgpr_32 = COPY $sgpr16
  ; GCN:   [[COPY4:%[0-9]+]]:sgpr_32 = COPY $sgpr15
  ; GCN:   [[COPY5:%[0-9]+]]:sgpr_32 = COPY $sgpr14
  ; GCN:   [[COPY6:%[0-9]+]]:sgpr_64 = COPY $sgpr10_sgpr11
  ; GCN:   [[COPY7:%[0-9]+]]:sgpr_64 = COPY $sgpr6_sgpr7
  ; GCN:   [[COPY8:%[0-9]+]]:sgpr_64 = COPY $sgpr4_sgpr5
  ; GCN:   [[COPY9:%[0-9]+]]:_(p4) = COPY $sgpr8_sgpr9
  ; GCN:   [[DEF:%[0-9]+]]:_(p1) = G_IMPLICIT_DEF
  ; GCN:   ADJCALLSTACKUP 0, 0, implicit-def $scc
  ; GCN:   [[GV:%[0-9]+]]:sreg_64(p0) = G_GLOBAL_VALUE @external_i1_signext_func_void
  ; GCN:   [[COPY10:%[0-9]+]]:_(p4) = COPY [[COPY8]]
  ; GCN:   [[COPY11:%[0-9]+]]:_(p4) = COPY [[COPY7]]
  ; GCN:   [[COPY12:%[0-9]+]]:_(p4) = COPY [[COPY9]](p4)
  ; GCN:   [[C:%[0-9]+]]:_(s64) = G_CONSTANT i64 0
  ; GCN:   [[PTR_ADD:%[0-9]+]]:_(p4) = G_PTR_ADD [[COPY12]], [[C]](s64)
  ; GCN:   [[COPY13:%[0-9]+]]:_(s64) = COPY [[COPY6]]
  ; GCN:   [[COPY14:%[0-9]+]]:_(s32) = COPY [[COPY5]]
  ; GCN:   [[COPY15:%[0-9]+]]:_(s32) = COPY [[COPY4]]
  ; GCN:   [[COPY16:%[0-9]+]]:_(s32) = COPY [[COPY3]]
  ; GCN:   [[COPY17:%[0-9]+]]:_(s32) = COPY [[COPY2]](s32)
  ; GCN:   [[COPY18:%[0-9]+]]:_(s32) = COPY [[COPY1]](s32)
  ; GCN:   [[C1:%[0-9]+]]:_(s32) = G_CONSTANT i32 10
  ; GCN:   [[SHL:%[0-9]+]]:_(s32) = G_SHL [[COPY18]], [[C1]](s32)
  ; GCN:   [[OR:%[0-9]+]]:_(s32) = G_OR [[COPY17]], [[SHL]]
  ; GCN:   [[COPY19:%[0-9]+]]:_(s32) = COPY [[COPY]](s32)
  ; GCN:   [[C2:%[0-9]+]]:_(s32) = G_CONSTANT i32 20
  ; GCN:   [[SHL1:%[0-9]+]]:_(s32) = G_SHL [[COPY19]], [[C2]](s32)
  ; GCN:   [[OR1:%[0-9]+]]:_(s32) = G_OR [[OR]], [[SHL1]]
  ; GCN:   [[COPY20:%[0-9]+]]:_(<4 x s32>) = COPY $private_rsrc_reg
  ; GCN:   $sgpr0_sgpr1_sgpr2_sgpr3 = COPY [[COPY20]](<4 x s32>)
  ; GCN:   $sgpr4_sgpr5 = COPY [[COPY10]](p4)
  ; GCN:   $sgpr6_sgpr7 = COPY [[COPY11]](p4)
  ; GCN:   $sgpr8_sgpr9 = COPY [[PTR_ADD]](p4)
  ; GCN:   $sgpr10_sgpr11 = COPY [[COPY13]](s64)
  ; GCN:   $sgpr12 = COPY [[COPY14]](s32)
  ; GCN:   $sgpr13 = COPY [[COPY15]](s32)
  ; GCN:   $sgpr14 = COPY [[COPY16]](s32)
  ; GCN:   $vgpr31 = COPY [[OR1]](s32)
  ; GCN:   $sgpr30_sgpr31 = SI_CALL [[GV]](p0), @external_i1_signext_func_void, csr_amdgpu_highregs, implicit $sgpr0_sgpr1_sgpr2_sgpr3, implicit $sgpr4_sgpr5, implicit $sgpr6_sgpr7, implicit $sgpr8_sgpr9, implicit $sgpr10_sgpr11, implicit $sgpr12, implicit $sgpr13, implicit $sgpr14, implicit $vgpr31, implicit-def $vgpr0
  ; GCN:   [[COPY21:%[0-9]+]]:_(s32) = COPY $vgpr0
  ; GCN:   [[TRUNC:%[0-9]+]]:_(s1) = G_TRUNC [[COPY21]](s32)
  ; GCN:   ADJCALLSTACKDOWN 0, 0, implicit-def $scc
  ; GCN:   [[SEXT:%[0-9]+]]:_(s32) = G_SEXT [[TRUNC]](s1)
  ; GCN:   G_STORE [[SEXT]](s32), [[DEF]](p1) :: (volatile store 4 into `i32 addrspace(1)* undef`, addrspace 1)
  ; GCN:   S_ENDPGM 0
  %val = call i1 @external_i1_signext_func_void()
  %val.ext = sext i1 %val to i32
  store volatile i32 %val.ext, i32 addrspace(1)* undef
  ret void
}

define amdgpu_kernel void @test_call_external_i8_func_void() #0 {
  ; GCN-LABEL: name: test_call_external_i8_func_void
  ; GCN: bb.1 (%ir-block.0):
  ; GCN:   liveins: $sgpr14, $sgpr15, $sgpr16, $vgpr0, $vgpr1, $vgpr2, $sgpr4_sgpr5, $sgpr6_sgpr7, $sgpr8_sgpr9, $sgpr10_sgpr11
  ; GCN:   [[COPY:%[0-9]+]]:vgpr_32(s32) = COPY $vgpr2
  ; GCN:   [[COPY1:%[0-9]+]]:vgpr_32(s32) = COPY $vgpr1
  ; GCN:   [[COPY2:%[0-9]+]]:vgpr_32(s32) = COPY $vgpr0
  ; GCN:   [[COPY3:%[0-9]+]]:sgpr_32 = COPY $sgpr16
  ; GCN:   [[COPY4:%[0-9]+]]:sgpr_32 = COPY $sgpr15
  ; GCN:   [[COPY5:%[0-9]+]]:sgpr_32 = COPY $sgpr14
  ; GCN:   [[COPY6:%[0-9]+]]:sgpr_64 = COPY $sgpr10_sgpr11
  ; GCN:   [[COPY7:%[0-9]+]]:sgpr_64 = COPY $sgpr6_sgpr7
  ; GCN:   [[COPY8:%[0-9]+]]:sgpr_64 = COPY $sgpr4_sgpr5
  ; GCN:   [[COPY9:%[0-9]+]]:_(p4) = COPY $sgpr8_sgpr9
  ; GCN:   [[DEF:%[0-9]+]]:_(p1) = G_IMPLICIT_DEF
  ; GCN:   ADJCALLSTACKUP 0, 0, implicit-def $scc
  ; GCN:   [[GV:%[0-9]+]]:sreg_64(p0) = G_GLOBAL_VALUE @external_i8_func_void
  ; GCN:   [[COPY10:%[0-9]+]]:_(p4) = COPY [[COPY8]]
  ; GCN:   [[COPY11:%[0-9]+]]:_(p4) = COPY [[COPY7]]
  ; GCN:   [[COPY12:%[0-9]+]]:_(p4) = COPY [[COPY9]](p4)
  ; GCN:   [[C:%[0-9]+]]:_(s64) = G_CONSTANT i64 0
  ; GCN:   [[PTR_ADD:%[0-9]+]]:_(p4) = G_PTR_ADD [[COPY12]], [[C]](s64)
  ; GCN:   [[COPY13:%[0-9]+]]:_(s64) = COPY [[COPY6]]
  ; GCN:   [[COPY14:%[0-9]+]]:_(s32) = COPY [[COPY5]]
  ; GCN:   [[COPY15:%[0-9]+]]:_(s32) = COPY [[COPY4]]
  ; GCN:   [[COPY16:%[0-9]+]]:_(s32) = COPY [[COPY3]]
  ; GCN:   [[COPY17:%[0-9]+]]:_(s32) = COPY [[COPY2]](s32)
  ; GCN:   [[COPY18:%[0-9]+]]:_(s32) = COPY [[COPY1]](s32)
  ; GCN:   [[C1:%[0-9]+]]:_(s32) = G_CONSTANT i32 10
  ; GCN:   [[SHL:%[0-9]+]]:_(s32) = G_SHL [[COPY18]], [[C1]](s32)
  ; GCN:   [[OR:%[0-9]+]]:_(s32) = G_OR [[COPY17]], [[SHL]]
  ; GCN:   [[COPY19:%[0-9]+]]:_(s32) = COPY [[COPY]](s32)
  ; GCN:   [[C2:%[0-9]+]]:_(s32) = G_CONSTANT i32 20
  ; GCN:   [[SHL1:%[0-9]+]]:_(s32) = G_SHL [[COPY19]], [[C2]](s32)
  ; GCN:   [[OR1:%[0-9]+]]:_(s32) = G_OR [[OR]], [[SHL1]]
  ; GCN:   [[COPY20:%[0-9]+]]:_(<4 x s32>) = COPY $private_rsrc_reg
  ; GCN:   $sgpr0_sgpr1_sgpr2_sgpr3 = COPY [[COPY20]](<4 x s32>)
  ; GCN:   $sgpr4_sgpr5 = COPY [[COPY10]](p4)
  ; GCN:   $sgpr6_sgpr7 = COPY [[COPY11]](p4)
  ; GCN:   $sgpr8_sgpr9 = COPY [[PTR_ADD]](p4)
  ; GCN:   $sgpr10_sgpr11 = COPY [[COPY13]](s64)
  ; GCN:   $sgpr12 = COPY [[COPY14]](s32)
  ; GCN:   $sgpr13 = COPY [[COPY15]](s32)
  ; GCN:   $sgpr14 = COPY [[COPY16]](s32)
  ; GCN:   $vgpr31 = COPY [[OR1]](s32)
  ; GCN:   $sgpr30_sgpr31 = SI_CALL [[GV]](p0), @external_i8_func_void, csr_amdgpu_highregs, implicit $sgpr0_sgpr1_sgpr2_sgpr3, implicit $sgpr4_sgpr5, implicit $sgpr6_sgpr7, implicit $sgpr8_sgpr9, implicit $sgpr10_sgpr11, implicit $sgpr12, implicit $sgpr13, implicit $sgpr14, implicit $vgpr31, implicit-def $vgpr0
  ; GCN:   [[COPY21:%[0-9]+]]:_(s32) = COPY $vgpr0
  ; GCN:   [[TRUNC:%[0-9]+]]:_(s16) = G_TRUNC [[COPY21]](s32)
  ; GCN:   [[TRUNC1:%[0-9]+]]:_(s8) = G_TRUNC [[TRUNC]](s16)
  ; GCN:   ADJCALLSTACKDOWN 0, 0, implicit-def $scc
  ; GCN:   G_STORE [[TRUNC1]](s8), [[DEF]](p1) :: (volatile store 1 into `i8 addrspace(1)* undef`, addrspace 1)
  ; GCN:   S_ENDPGM 0
  %val = call i8 @external_i8_func_void()
  store volatile i8 %val, i8 addrspace(1)* undef
  ret void
}

define amdgpu_gfx void @test_gfx_call_external_i8_func_void() #0 {
  ; GCN-LABEL: name: test_gfx_call_external_i8_func_void
  ; GCN: bb.1 (%ir-block.0):
  ; GCN:   liveins: $sgpr30_sgpr31
  ; GCN:   [[COPY:%[0-9]+]]:sgpr_64 = COPY $sgpr30_sgpr31
  ; GCN:   [[DEF:%[0-9]+]]:_(p1) = G_IMPLICIT_DEF
  ; GCN:   ADJCALLSTACKUP 0, 0, implicit-def $scc
  ; GCN:   [[GV:%[0-9]+]]:sreg_64(p0) = G_GLOBAL_VALUE @external_gfx_i8_func_void
  ; GCN:   [[COPY1:%[0-9]+]]:_(<4 x s32>) = COPY $sgpr0_sgpr1_sgpr2_sgpr3
  ; GCN:   $sgpr0_sgpr1_sgpr2_sgpr3 = COPY [[COPY1]](<4 x s32>)
  ; GCN:   $sgpr30_sgpr31 = SI_CALL [[GV]](p0), @external_gfx_i8_func_void, csr_amdgpu_highregs, implicit $sgpr0_sgpr1_sgpr2_sgpr3, implicit-def $vgpr0
  ; GCN:   [[COPY2:%[0-9]+]]:_(s32) = COPY $vgpr0
  ; GCN:   [[TRUNC:%[0-9]+]]:_(s16) = G_TRUNC [[COPY2]](s32)
  ; GCN:   [[TRUNC1:%[0-9]+]]:_(s8) = G_TRUNC [[TRUNC]](s16)
  ; GCN:   ADJCALLSTACKDOWN 0, 0, implicit-def $scc
  ; GCN:   G_STORE [[TRUNC1]](s8), [[DEF]](p1) :: (volatile store 1 into `i8 addrspace(1)* undef`, addrspace 1)
  ; GCN:   [[COPY3:%[0-9]+]]:ccr_sgpr_64 = COPY [[COPY]]
  ; GCN:   S_SETPC_B64_return [[COPY3]]
  %val = call amdgpu_gfx i8 @external_gfx_i8_func_void()
  store volatile i8 %val, i8 addrspace(1)* undef
  ret void
}

define amdgpu_kernel void @test_call_external_i8_zeroext_func_void() #0 {
  ; GCN-LABEL: name: test_call_external_i8_zeroext_func_void
  ; GCN: bb.1 (%ir-block.0):
  ; GCN:   liveins: $sgpr14, $sgpr15, $sgpr16, $vgpr0, $vgpr1, $vgpr2, $sgpr4_sgpr5, $sgpr6_sgpr7, $sgpr8_sgpr9, $sgpr10_sgpr11
  ; GCN:   [[COPY:%[0-9]+]]:vgpr_32(s32) = COPY $vgpr2
  ; GCN:   [[COPY1:%[0-9]+]]:vgpr_32(s32) = COPY $vgpr1
  ; GCN:   [[COPY2:%[0-9]+]]:vgpr_32(s32) = COPY $vgpr0
  ; GCN:   [[COPY3:%[0-9]+]]:sgpr_32 = COPY $sgpr16
  ; GCN:   [[COPY4:%[0-9]+]]:sgpr_32 = COPY $sgpr15
  ; GCN:   [[COPY5:%[0-9]+]]:sgpr_32 = COPY $sgpr14
  ; GCN:   [[COPY6:%[0-9]+]]:sgpr_64 = COPY $sgpr10_sgpr11
  ; GCN:   [[COPY7:%[0-9]+]]:sgpr_64 = COPY $sgpr6_sgpr7
  ; GCN:   [[COPY8:%[0-9]+]]:sgpr_64 = COPY $sgpr4_sgpr5
  ; GCN:   [[COPY9:%[0-9]+]]:_(p4) = COPY $sgpr8_sgpr9
  ; GCN:   [[DEF:%[0-9]+]]:_(p1) = G_IMPLICIT_DEF
  ; GCN:   ADJCALLSTACKUP 0, 0, implicit-def $scc
  ; GCN:   [[GV:%[0-9]+]]:sreg_64(p0) = G_GLOBAL_VALUE @external_i8_zeroext_func_void
  ; GCN:   [[COPY10:%[0-9]+]]:_(p4) = COPY [[COPY8]]
  ; GCN:   [[COPY11:%[0-9]+]]:_(p4) = COPY [[COPY7]]
  ; GCN:   [[COPY12:%[0-9]+]]:_(p4) = COPY [[COPY9]](p4)
  ; GCN:   [[C:%[0-9]+]]:_(s64) = G_CONSTANT i64 0
  ; GCN:   [[PTR_ADD:%[0-9]+]]:_(p4) = G_PTR_ADD [[COPY12]], [[C]](s64)
  ; GCN:   [[COPY13:%[0-9]+]]:_(s64) = COPY [[COPY6]]
  ; GCN:   [[COPY14:%[0-9]+]]:_(s32) = COPY [[COPY5]]
  ; GCN:   [[COPY15:%[0-9]+]]:_(s32) = COPY [[COPY4]]
  ; GCN:   [[COPY16:%[0-9]+]]:_(s32) = COPY [[COPY3]]
  ; GCN:   [[COPY17:%[0-9]+]]:_(s32) = COPY [[COPY2]](s32)
  ; GCN:   [[COPY18:%[0-9]+]]:_(s32) = COPY [[COPY1]](s32)
  ; GCN:   [[C1:%[0-9]+]]:_(s32) = G_CONSTANT i32 10
  ; GCN:   [[SHL:%[0-9]+]]:_(s32) = G_SHL [[COPY18]], [[C1]](s32)
  ; GCN:   [[OR:%[0-9]+]]:_(s32) = G_OR [[COPY17]], [[SHL]]
  ; GCN:   [[COPY19:%[0-9]+]]:_(s32) = COPY [[COPY]](s32)
  ; GCN:   [[C2:%[0-9]+]]:_(s32) = G_CONSTANT i32 20
  ; GCN:   [[SHL1:%[0-9]+]]:_(s32) = G_SHL [[COPY19]], [[C2]](s32)
  ; GCN:   [[OR1:%[0-9]+]]:_(s32) = G_OR [[OR]], [[SHL1]]
  ; GCN:   [[COPY20:%[0-9]+]]:_(<4 x s32>) = COPY $private_rsrc_reg
  ; GCN:   $sgpr0_sgpr1_sgpr2_sgpr3 = COPY [[COPY20]](<4 x s32>)
  ; GCN:   $sgpr4_sgpr5 = COPY [[COPY10]](p4)
  ; GCN:   $sgpr6_sgpr7 = COPY [[COPY11]](p4)
  ; GCN:   $sgpr8_sgpr9 = COPY [[PTR_ADD]](p4)
  ; GCN:   $sgpr10_sgpr11 = COPY [[COPY13]](s64)
  ; GCN:   $sgpr12 = COPY [[COPY14]](s32)
  ; GCN:   $sgpr13 = COPY [[COPY15]](s32)
  ; GCN:   $sgpr14 = COPY [[COPY16]](s32)
  ; GCN:   $vgpr31 = COPY [[OR1]](s32)
  ; GCN:   $sgpr30_sgpr31 = SI_CALL [[GV]](p0), @external_i8_zeroext_func_void, csr_amdgpu_highregs, implicit $sgpr0_sgpr1_sgpr2_sgpr3, implicit $sgpr4_sgpr5, implicit $sgpr6_sgpr7, implicit $sgpr8_sgpr9, implicit $sgpr10_sgpr11, implicit $sgpr12, implicit $sgpr13, implicit $sgpr14, implicit $vgpr31, implicit-def $vgpr0
  ; GCN:   [[COPY21:%[0-9]+]]:_(s32) = COPY $vgpr0
  ; GCN:   [[TRUNC:%[0-9]+]]:_(s16) = G_TRUNC [[COPY21]](s32)
  ; GCN:   [[TRUNC1:%[0-9]+]]:_(s8) = G_TRUNC [[TRUNC]](s16)
  ; GCN:   ADJCALLSTACKDOWN 0, 0, implicit-def $scc
  ; GCN:   [[ZEXT:%[0-9]+]]:_(s32) = G_ZEXT [[TRUNC1]](s8)
  ; GCN:   G_STORE [[ZEXT]](s32), [[DEF]](p1) :: (volatile store 4 into `i32 addrspace(1)* undef`, addrspace 1)
  ; GCN:   S_ENDPGM 0
  %val = call i8 @external_i8_zeroext_func_void()
  %val.ext = zext i8 %val to i32
  store volatile i32 %val.ext, i32 addrspace(1)* undef
  ret void
}

define amdgpu_kernel void @test_call_external_i8_signext_func_void() #0 {
  ; GCN-LABEL: name: test_call_external_i8_signext_func_void
  ; GCN: bb.1 (%ir-block.0):
  ; GCN:   liveins: $sgpr14, $sgpr15, $sgpr16, $vgpr0, $vgpr1, $vgpr2, $sgpr4_sgpr5, $sgpr6_sgpr7, $sgpr8_sgpr9, $sgpr10_sgpr11
  ; GCN:   [[COPY:%[0-9]+]]:vgpr_32(s32) = COPY $vgpr2
  ; GCN:   [[COPY1:%[0-9]+]]:vgpr_32(s32) = COPY $vgpr1
  ; GCN:   [[COPY2:%[0-9]+]]:vgpr_32(s32) = COPY $vgpr0
  ; GCN:   [[COPY3:%[0-9]+]]:sgpr_32 = COPY $sgpr16
  ; GCN:   [[COPY4:%[0-9]+]]:sgpr_32 = COPY $sgpr15
  ; GCN:   [[COPY5:%[0-9]+]]:sgpr_32 = COPY $sgpr14
  ; GCN:   [[COPY6:%[0-9]+]]:sgpr_64 = COPY $sgpr10_sgpr11
  ; GCN:   [[COPY7:%[0-9]+]]:sgpr_64 = COPY $sgpr6_sgpr7
  ; GCN:   [[COPY8:%[0-9]+]]:sgpr_64 = COPY $sgpr4_sgpr5
  ; GCN:   [[COPY9:%[0-9]+]]:_(p4) = COPY $sgpr8_sgpr9
  ; GCN:   [[DEF:%[0-9]+]]:_(p1) = G_IMPLICIT_DEF
  ; GCN:   ADJCALLSTACKUP 0, 0, implicit-def $scc
  ; GCN:   [[GV:%[0-9]+]]:sreg_64(p0) = G_GLOBAL_VALUE @external_i8_signext_func_void
  ; GCN:   [[COPY10:%[0-9]+]]:_(p4) = COPY [[COPY8]]
  ; GCN:   [[COPY11:%[0-9]+]]:_(p4) = COPY [[COPY7]]
  ; GCN:   [[COPY12:%[0-9]+]]:_(p4) = COPY [[COPY9]](p4)
  ; GCN:   [[C:%[0-9]+]]:_(s64) = G_CONSTANT i64 0
  ; GCN:   [[PTR_ADD:%[0-9]+]]:_(p4) = G_PTR_ADD [[COPY12]], [[C]](s64)
  ; GCN:   [[COPY13:%[0-9]+]]:_(s64) = COPY [[COPY6]]
  ; GCN:   [[COPY14:%[0-9]+]]:_(s32) = COPY [[COPY5]]
  ; GCN:   [[COPY15:%[0-9]+]]:_(s32) = COPY [[COPY4]]
  ; GCN:   [[COPY16:%[0-9]+]]:_(s32) = COPY [[COPY3]]
  ; GCN:   [[COPY17:%[0-9]+]]:_(s32) = COPY [[COPY2]](s32)
  ; GCN:   [[COPY18:%[0-9]+]]:_(s32) = COPY [[COPY1]](s32)
  ; GCN:   [[C1:%[0-9]+]]:_(s32) = G_CONSTANT i32 10
  ; GCN:   [[SHL:%[0-9]+]]:_(s32) = G_SHL [[COPY18]], [[C1]](s32)
  ; GCN:   [[OR:%[0-9]+]]:_(s32) = G_OR [[COPY17]], [[SHL]]
  ; GCN:   [[COPY19:%[0-9]+]]:_(s32) = COPY [[COPY]](s32)
  ; GCN:   [[C2:%[0-9]+]]:_(s32) = G_CONSTANT i32 20
  ; GCN:   [[SHL1:%[0-9]+]]:_(s32) = G_SHL [[COPY19]], [[C2]](s32)
  ; GCN:   [[OR1:%[0-9]+]]:_(s32) = G_OR [[OR]], [[SHL1]]
  ; GCN:   [[COPY20:%[0-9]+]]:_(<4 x s32>) = COPY $private_rsrc_reg
  ; GCN:   $sgpr0_sgpr1_sgpr2_sgpr3 = COPY [[COPY20]](<4 x s32>)
  ; GCN:   $sgpr4_sgpr5 = COPY [[COPY10]](p4)
  ; GCN:   $sgpr6_sgpr7 = COPY [[COPY11]](p4)
  ; GCN:   $sgpr8_sgpr9 = COPY [[PTR_ADD]](p4)
  ; GCN:   $sgpr10_sgpr11 = COPY [[COPY13]](s64)
  ; GCN:   $sgpr12 = COPY [[COPY14]](s32)
  ; GCN:   $sgpr13 = COPY [[COPY15]](s32)
  ; GCN:   $sgpr14 = COPY [[COPY16]](s32)
  ; GCN:   $vgpr31 = COPY [[OR1]](s32)
  ; GCN:   $sgpr30_sgpr31 = SI_CALL [[GV]](p0), @external_i8_signext_func_void, csr_amdgpu_highregs, implicit $sgpr0_sgpr1_sgpr2_sgpr3, implicit $sgpr4_sgpr5, implicit $sgpr6_sgpr7, implicit $sgpr8_sgpr9, implicit $sgpr10_sgpr11, implicit $sgpr12, implicit $sgpr13, implicit $sgpr14, implicit $vgpr31, implicit-def $vgpr0
  ; GCN:   [[COPY21:%[0-9]+]]:_(s32) = COPY $vgpr0
  ; GCN:   [[TRUNC:%[0-9]+]]:_(s16) = G_TRUNC [[COPY21]](s32)
  ; GCN:   [[TRUNC1:%[0-9]+]]:_(s8) = G_TRUNC [[TRUNC]](s16)
  ; GCN:   ADJCALLSTACKDOWN 0, 0, implicit-def $scc
  ; GCN:   [[SEXT:%[0-9]+]]:_(s32) = G_SEXT [[TRUNC1]](s8)
  ; GCN:   G_STORE [[SEXT]](s32), [[DEF]](p1) :: (volatile store 4 into `i32 addrspace(1)* undef`, addrspace 1)
  ; GCN:   S_ENDPGM 0
  %val = call i8 @external_i8_signext_func_void()
  %val.ext = sext i8 %val to i32
  store volatile i32 %val.ext, i32 addrspace(1)* undef
  ret void
}

define amdgpu_kernel void @test_call_external_i16_func_void() #0 {
  ; GCN-LABEL: name: test_call_external_i16_func_void
  ; GCN: bb.1 (%ir-block.0):
  ; GCN:   liveins: $sgpr14, $sgpr15, $sgpr16, $vgpr0, $vgpr1, $vgpr2, $sgpr4_sgpr5, $sgpr6_sgpr7, $sgpr8_sgpr9, $sgpr10_sgpr11
  ; GCN:   [[COPY:%[0-9]+]]:vgpr_32(s32) = COPY $vgpr2
  ; GCN:   [[COPY1:%[0-9]+]]:vgpr_32(s32) = COPY $vgpr1
  ; GCN:   [[COPY2:%[0-9]+]]:vgpr_32(s32) = COPY $vgpr0
  ; GCN:   [[COPY3:%[0-9]+]]:sgpr_32 = COPY $sgpr16
  ; GCN:   [[COPY4:%[0-9]+]]:sgpr_32 = COPY $sgpr15
  ; GCN:   [[COPY5:%[0-9]+]]:sgpr_32 = COPY $sgpr14
  ; GCN:   [[COPY6:%[0-9]+]]:sgpr_64 = COPY $sgpr10_sgpr11
  ; GCN:   [[COPY7:%[0-9]+]]:sgpr_64 = COPY $sgpr6_sgpr7
  ; GCN:   [[COPY8:%[0-9]+]]:sgpr_64 = COPY $sgpr4_sgpr5
  ; GCN:   [[COPY9:%[0-9]+]]:_(p4) = COPY $sgpr8_sgpr9
  ; GCN:   [[DEF:%[0-9]+]]:_(p1) = G_IMPLICIT_DEF
  ; GCN:   ADJCALLSTACKUP 0, 0, implicit-def $scc
  ; GCN:   [[GV:%[0-9]+]]:sreg_64(p0) = G_GLOBAL_VALUE @external_i16_func_void
  ; GCN:   [[COPY10:%[0-9]+]]:_(p4) = COPY [[COPY8]]
  ; GCN:   [[COPY11:%[0-9]+]]:_(p4) = COPY [[COPY7]]
  ; GCN:   [[COPY12:%[0-9]+]]:_(p4) = COPY [[COPY9]](p4)
  ; GCN:   [[C:%[0-9]+]]:_(s64) = G_CONSTANT i64 0
  ; GCN:   [[PTR_ADD:%[0-9]+]]:_(p4) = G_PTR_ADD [[COPY12]], [[C]](s64)
  ; GCN:   [[COPY13:%[0-9]+]]:_(s64) = COPY [[COPY6]]
  ; GCN:   [[COPY14:%[0-9]+]]:_(s32) = COPY [[COPY5]]
  ; GCN:   [[COPY15:%[0-9]+]]:_(s32) = COPY [[COPY4]]
  ; GCN:   [[COPY16:%[0-9]+]]:_(s32) = COPY [[COPY3]]
  ; GCN:   [[COPY17:%[0-9]+]]:_(s32) = COPY [[COPY2]](s32)
  ; GCN:   [[COPY18:%[0-9]+]]:_(s32) = COPY [[COPY1]](s32)
  ; GCN:   [[C1:%[0-9]+]]:_(s32) = G_CONSTANT i32 10
  ; GCN:   [[SHL:%[0-9]+]]:_(s32) = G_SHL [[COPY18]], [[C1]](s32)
  ; GCN:   [[OR:%[0-9]+]]:_(s32) = G_OR [[COPY17]], [[SHL]]
  ; GCN:   [[COPY19:%[0-9]+]]:_(s32) = COPY [[COPY]](s32)
  ; GCN:   [[C2:%[0-9]+]]:_(s32) = G_CONSTANT i32 20
  ; GCN:   [[SHL1:%[0-9]+]]:_(s32) = G_SHL [[COPY19]], [[C2]](s32)
  ; GCN:   [[OR1:%[0-9]+]]:_(s32) = G_OR [[OR]], [[SHL1]]
  ; GCN:   [[COPY20:%[0-9]+]]:_(<4 x s32>) = COPY $private_rsrc_reg
  ; GCN:   $sgpr0_sgpr1_sgpr2_sgpr3 = COPY [[COPY20]](<4 x s32>)
  ; GCN:   $sgpr4_sgpr5 = COPY [[COPY10]](p4)
  ; GCN:   $sgpr6_sgpr7 = COPY [[COPY11]](p4)
  ; GCN:   $sgpr8_sgpr9 = COPY [[PTR_ADD]](p4)
  ; GCN:   $sgpr10_sgpr11 = COPY [[COPY13]](s64)
  ; GCN:   $sgpr12 = COPY [[COPY14]](s32)
  ; GCN:   $sgpr13 = COPY [[COPY15]](s32)
  ; GCN:   $sgpr14 = COPY [[COPY16]](s32)
  ; GCN:   $vgpr31 = COPY [[OR1]](s32)
  ; GCN:   $sgpr30_sgpr31 = SI_CALL [[GV]](p0), @external_i16_func_void, csr_amdgpu_highregs, implicit $sgpr0_sgpr1_sgpr2_sgpr3, implicit $sgpr4_sgpr5, implicit $sgpr6_sgpr7, implicit $sgpr8_sgpr9, implicit $sgpr10_sgpr11, implicit $sgpr12, implicit $sgpr13, implicit $sgpr14, implicit $vgpr31, implicit-def $vgpr0
  ; GCN:   [[COPY21:%[0-9]+]]:_(s32) = COPY $vgpr0
  ; GCN:   [[TRUNC:%[0-9]+]]:_(s16) = G_TRUNC [[COPY21]](s32)
  ; GCN:   ADJCALLSTACKDOWN 0, 0, implicit-def $scc
  ; GCN:   G_STORE [[TRUNC]](s16), [[DEF]](p1) :: (volatile store 2 into `i16 addrspace(1)* undef`, addrspace 1)
  ; GCN:   S_ENDPGM 0
  %val = call i16 @external_i16_func_void()
  store volatile i16 %val, i16 addrspace(1)* undef
  ret void
}

define amdgpu_kernel void @test_call_external_i16_zeroext_func_void() #0 {
  ; GCN-LABEL: name: test_call_external_i16_zeroext_func_void
  ; GCN: bb.1 (%ir-block.0):
  ; GCN:   liveins: $sgpr14, $sgpr15, $sgpr16, $vgpr0, $vgpr1, $vgpr2, $sgpr4_sgpr5, $sgpr6_sgpr7, $sgpr8_sgpr9, $sgpr10_sgpr11
  ; GCN:   [[COPY:%[0-9]+]]:vgpr_32(s32) = COPY $vgpr2
  ; GCN:   [[COPY1:%[0-9]+]]:vgpr_32(s32) = COPY $vgpr1
  ; GCN:   [[COPY2:%[0-9]+]]:vgpr_32(s32) = COPY $vgpr0
  ; GCN:   [[COPY3:%[0-9]+]]:sgpr_32 = COPY $sgpr16
  ; GCN:   [[COPY4:%[0-9]+]]:sgpr_32 = COPY $sgpr15
  ; GCN:   [[COPY5:%[0-9]+]]:sgpr_32 = COPY $sgpr14
  ; GCN:   [[COPY6:%[0-9]+]]:sgpr_64 = COPY $sgpr10_sgpr11
  ; GCN:   [[COPY7:%[0-9]+]]:sgpr_64 = COPY $sgpr6_sgpr7
  ; GCN:   [[COPY8:%[0-9]+]]:sgpr_64 = COPY $sgpr4_sgpr5
  ; GCN:   [[COPY9:%[0-9]+]]:_(p4) = COPY $sgpr8_sgpr9
  ; GCN:   [[DEF:%[0-9]+]]:_(p1) = G_IMPLICIT_DEF
  ; GCN:   ADJCALLSTACKUP 0, 0, implicit-def $scc
  ; GCN:   [[GV:%[0-9]+]]:sreg_64(p0) = G_GLOBAL_VALUE @external_i16_zeroext_func_void
  ; GCN:   [[COPY10:%[0-9]+]]:_(p4) = COPY [[COPY8]]
  ; GCN:   [[COPY11:%[0-9]+]]:_(p4) = COPY [[COPY7]]
  ; GCN:   [[COPY12:%[0-9]+]]:_(p4) = COPY [[COPY9]](p4)
  ; GCN:   [[C:%[0-9]+]]:_(s64) = G_CONSTANT i64 0
  ; GCN:   [[PTR_ADD:%[0-9]+]]:_(p4) = G_PTR_ADD [[COPY12]], [[C]](s64)
  ; GCN:   [[COPY13:%[0-9]+]]:_(s64) = COPY [[COPY6]]
  ; GCN:   [[COPY14:%[0-9]+]]:_(s32) = COPY [[COPY5]]
  ; GCN:   [[COPY15:%[0-9]+]]:_(s32) = COPY [[COPY4]]
  ; GCN:   [[COPY16:%[0-9]+]]:_(s32) = COPY [[COPY3]]
  ; GCN:   [[COPY17:%[0-9]+]]:_(s32) = COPY [[COPY2]](s32)
  ; GCN:   [[COPY18:%[0-9]+]]:_(s32) = COPY [[COPY1]](s32)
  ; GCN:   [[C1:%[0-9]+]]:_(s32) = G_CONSTANT i32 10
  ; GCN:   [[SHL:%[0-9]+]]:_(s32) = G_SHL [[COPY18]], [[C1]](s32)
  ; GCN:   [[OR:%[0-9]+]]:_(s32) = G_OR [[COPY17]], [[SHL]]
  ; GCN:   [[COPY19:%[0-9]+]]:_(s32) = COPY [[COPY]](s32)
  ; GCN:   [[C2:%[0-9]+]]:_(s32) = G_CONSTANT i32 20
  ; GCN:   [[SHL1:%[0-9]+]]:_(s32) = G_SHL [[COPY19]], [[C2]](s32)
  ; GCN:   [[OR1:%[0-9]+]]:_(s32) = G_OR [[OR]], [[SHL1]]
  ; GCN:   [[COPY20:%[0-9]+]]:_(<4 x s32>) = COPY $private_rsrc_reg
  ; GCN:   $sgpr0_sgpr1_sgpr2_sgpr3 = COPY [[COPY20]](<4 x s32>)
  ; GCN:   $sgpr4_sgpr5 = COPY [[COPY10]](p4)
  ; GCN:   $sgpr6_sgpr7 = COPY [[COPY11]](p4)
  ; GCN:   $sgpr8_sgpr9 = COPY [[PTR_ADD]](p4)
  ; GCN:   $sgpr10_sgpr11 = COPY [[COPY13]](s64)
  ; GCN:   $sgpr12 = COPY [[COPY14]](s32)
  ; GCN:   $sgpr13 = COPY [[COPY15]](s32)
  ; GCN:   $sgpr14 = COPY [[COPY16]](s32)
  ; GCN:   $vgpr31 = COPY [[OR1]](s32)
  ; GCN:   $sgpr30_sgpr31 = SI_CALL [[GV]](p0), @external_i16_zeroext_func_void, csr_amdgpu_highregs, implicit $sgpr0_sgpr1_sgpr2_sgpr3, implicit $sgpr4_sgpr5, implicit $sgpr6_sgpr7, implicit $sgpr8_sgpr9, implicit $sgpr10_sgpr11, implicit $sgpr12, implicit $sgpr13, implicit $sgpr14, implicit $vgpr31, implicit-def $vgpr0
  ; GCN:   [[COPY21:%[0-9]+]]:_(s32) = COPY $vgpr0
  ; GCN:   [[TRUNC:%[0-9]+]]:_(s16) = G_TRUNC [[COPY21]](s32)
  ; GCN:   ADJCALLSTACKDOWN 0, 0, implicit-def $scc
  ; GCN:   [[ZEXT:%[0-9]+]]:_(s32) = G_ZEXT [[TRUNC]](s16)
  ; GCN:   G_STORE [[ZEXT]](s32), [[DEF]](p1) :: (volatile store 4 into `i32 addrspace(1)* undef`, addrspace 1)
  ; GCN:   S_ENDPGM 0
  %val = call i16 @external_i16_zeroext_func_void()
  %val.ext = zext i16 %val to i32
  store volatile i32 %val.ext, i32 addrspace(1)* undef
  ret void
}

define amdgpu_kernel void @test_call_external_i16_signext_func_void() #0 {
  ; GCN-LABEL: name: test_call_external_i16_signext_func_void
  ; GCN: bb.1 (%ir-block.0):
  ; GCN:   liveins: $sgpr14, $sgpr15, $sgpr16, $vgpr0, $vgpr1, $vgpr2, $sgpr4_sgpr5, $sgpr6_sgpr7, $sgpr8_sgpr9, $sgpr10_sgpr11
  ; GCN:   [[COPY:%[0-9]+]]:vgpr_32(s32) = COPY $vgpr2
  ; GCN:   [[COPY1:%[0-9]+]]:vgpr_32(s32) = COPY $vgpr1
  ; GCN:   [[COPY2:%[0-9]+]]:vgpr_32(s32) = COPY $vgpr0
  ; GCN:   [[COPY3:%[0-9]+]]:sgpr_32 = COPY $sgpr16
  ; GCN:   [[COPY4:%[0-9]+]]:sgpr_32 = COPY $sgpr15
  ; GCN:   [[COPY5:%[0-9]+]]:sgpr_32 = COPY $sgpr14
  ; GCN:   [[COPY6:%[0-9]+]]:sgpr_64 = COPY $sgpr10_sgpr11
  ; GCN:   [[COPY7:%[0-9]+]]:sgpr_64 = COPY $sgpr6_sgpr7
  ; GCN:   [[COPY8:%[0-9]+]]:sgpr_64 = COPY $sgpr4_sgpr5
  ; GCN:   [[COPY9:%[0-9]+]]:_(p4) = COPY $sgpr8_sgpr9
  ; GCN:   [[DEF:%[0-9]+]]:_(p1) = G_IMPLICIT_DEF
  ; GCN:   ADJCALLSTACKUP 0, 0, implicit-def $scc
  ; GCN:   [[GV:%[0-9]+]]:sreg_64(p0) = G_GLOBAL_VALUE @external_i16_signext_func_void
  ; GCN:   [[COPY10:%[0-9]+]]:_(p4) = COPY [[COPY8]]
  ; GCN:   [[COPY11:%[0-9]+]]:_(p4) = COPY [[COPY7]]
  ; GCN:   [[COPY12:%[0-9]+]]:_(p4) = COPY [[COPY9]](p4)
  ; GCN:   [[C:%[0-9]+]]:_(s64) = G_CONSTANT i64 0
  ; GCN:   [[PTR_ADD:%[0-9]+]]:_(p4) = G_PTR_ADD [[COPY12]], [[C]](s64)
  ; GCN:   [[COPY13:%[0-9]+]]:_(s64) = COPY [[COPY6]]
  ; GCN:   [[COPY14:%[0-9]+]]:_(s32) = COPY [[COPY5]]
  ; GCN:   [[COPY15:%[0-9]+]]:_(s32) = COPY [[COPY4]]
  ; GCN:   [[COPY16:%[0-9]+]]:_(s32) = COPY [[COPY3]]
  ; GCN:   [[COPY17:%[0-9]+]]:_(s32) = COPY [[COPY2]](s32)
  ; GCN:   [[COPY18:%[0-9]+]]:_(s32) = COPY [[COPY1]](s32)
  ; GCN:   [[C1:%[0-9]+]]:_(s32) = G_CONSTANT i32 10
  ; GCN:   [[SHL:%[0-9]+]]:_(s32) = G_SHL [[COPY18]], [[C1]](s32)
  ; GCN:   [[OR:%[0-9]+]]:_(s32) = G_OR [[COPY17]], [[SHL]]
  ; GCN:   [[COPY19:%[0-9]+]]:_(s32) = COPY [[COPY]](s32)
  ; GCN:   [[C2:%[0-9]+]]:_(s32) = G_CONSTANT i32 20
  ; GCN:   [[SHL1:%[0-9]+]]:_(s32) = G_SHL [[COPY19]], [[C2]](s32)
  ; GCN:   [[OR1:%[0-9]+]]:_(s32) = G_OR [[OR]], [[SHL1]]
  ; GCN:   [[COPY20:%[0-9]+]]:_(<4 x s32>) = COPY $private_rsrc_reg
  ; GCN:   $sgpr0_sgpr1_sgpr2_sgpr3 = COPY [[COPY20]](<4 x s32>)
  ; GCN:   $sgpr4_sgpr5 = COPY [[COPY10]](p4)
  ; GCN:   $sgpr6_sgpr7 = COPY [[COPY11]](p4)
  ; GCN:   $sgpr8_sgpr9 = COPY [[PTR_ADD]](p4)
  ; GCN:   $sgpr10_sgpr11 = COPY [[COPY13]](s64)
  ; GCN:   $sgpr12 = COPY [[COPY14]](s32)
  ; GCN:   $sgpr13 = COPY [[COPY15]](s32)
  ; GCN:   $sgpr14 = COPY [[COPY16]](s32)
  ; GCN:   $vgpr31 = COPY [[OR1]](s32)
  ; GCN:   $sgpr30_sgpr31 = SI_CALL [[GV]](p0), @external_i16_signext_func_void, csr_amdgpu_highregs, implicit $sgpr0_sgpr1_sgpr2_sgpr3, implicit $sgpr4_sgpr5, implicit $sgpr6_sgpr7, implicit $sgpr8_sgpr9, implicit $sgpr10_sgpr11, implicit $sgpr12, implicit $sgpr13, implicit $sgpr14, implicit $vgpr31, implicit-def $vgpr0
  ; GCN:   [[COPY21:%[0-9]+]]:_(s32) = COPY $vgpr0
  ; GCN:   [[TRUNC:%[0-9]+]]:_(s16) = G_TRUNC [[COPY21]](s32)
  ; GCN:   ADJCALLSTACKDOWN 0, 0, implicit-def $scc
  ; GCN:   [[SEXT:%[0-9]+]]:_(s32) = G_SEXT [[TRUNC]](s16)
  ; GCN:   G_STORE [[SEXT]](s32), [[DEF]](p1) :: (volatile store 4 into `i32 addrspace(1)* undef`, addrspace 1)
  ; GCN:   S_ENDPGM 0
  %val = call i16 @external_i16_signext_func_void()
  %val.ext = sext i16 %val to i32
  store volatile i32 %val.ext, i32 addrspace(1)* undef
  ret void
}

define amdgpu_kernel void @test_call_external_i32_func_void() #0 {
  ; GCN-LABEL: name: test_call_external_i32_func_void
  ; GCN: bb.1 (%ir-block.0):
  ; GCN:   liveins: $sgpr14, $sgpr15, $sgpr16, $vgpr0, $vgpr1, $vgpr2, $sgpr4_sgpr5, $sgpr6_sgpr7, $sgpr8_sgpr9, $sgpr10_sgpr11
  ; GCN:   [[COPY:%[0-9]+]]:vgpr_32(s32) = COPY $vgpr2
  ; GCN:   [[COPY1:%[0-9]+]]:vgpr_32(s32) = COPY $vgpr1
  ; GCN:   [[COPY2:%[0-9]+]]:vgpr_32(s32) = COPY $vgpr0
  ; GCN:   [[COPY3:%[0-9]+]]:sgpr_32 = COPY $sgpr16
  ; GCN:   [[COPY4:%[0-9]+]]:sgpr_32 = COPY $sgpr15
  ; GCN:   [[COPY5:%[0-9]+]]:sgpr_32 = COPY $sgpr14
  ; GCN:   [[COPY6:%[0-9]+]]:sgpr_64 = COPY $sgpr10_sgpr11
  ; GCN:   [[COPY7:%[0-9]+]]:sgpr_64 = COPY $sgpr6_sgpr7
  ; GCN:   [[COPY8:%[0-9]+]]:sgpr_64 = COPY $sgpr4_sgpr5
  ; GCN:   [[COPY9:%[0-9]+]]:_(p4) = COPY $sgpr8_sgpr9
  ; GCN:   [[DEF:%[0-9]+]]:_(p1) = G_IMPLICIT_DEF
  ; GCN:   ADJCALLSTACKUP 0, 0, implicit-def $scc
  ; GCN:   [[GV:%[0-9]+]]:sreg_64(p0) = G_GLOBAL_VALUE @external_i32_func_void
  ; GCN:   [[COPY10:%[0-9]+]]:_(p4) = COPY [[COPY8]]
  ; GCN:   [[COPY11:%[0-9]+]]:_(p4) = COPY [[COPY7]]
  ; GCN:   [[COPY12:%[0-9]+]]:_(p4) = COPY [[COPY9]](p4)
  ; GCN:   [[C:%[0-9]+]]:_(s64) = G_CONSTANT i64 0
  ; GCN:   [[PTR_ADD:%[0-9]+]]:_(p4) = G_PTR_ADD [[COPY12]], [[C]](s64)
  ; GCN:   [[COPY13:%[0-9]+]]:_(s64) = COPY [[COPY6]]
  ; GCN:   [[COPY14:%[0-9]+]]:_(s32) = COPY [[COPY5]]
  ; GCN:   [[COPY15:%[0-9]+]]:_(s32) = COPY [[COPY4]]
  ; GCN:   [[COPY16:%[0-9]+]]:_(s32) = COPY [[COPY3]]
  ; GCN:   [[COPY17:%[0-9]+]]:_(s32) = COPY [[COPY2]](s32)
  ; GCN:   [[COPY18:%[0-9]+]]:_(s32) = COPY [[COPY1]](s32)
  ; GCN:   [[C1:%[0-9]+]]:_(s32) = G_CONSTANT i32 10
  ; GCN:   [[SHL:%[0-9]+]]:_(s32) = G_SHL [[COPY18]], [[C1]](s32)
  ; GCN:   [[OR:%[0-9]+]]:_(s32) = G_OR [[COPY17]], [[SHL]]
  ; GCN:   [[COPY19:%[0-9]+]]:_(s32) = COPY [[COPY]](s32)
  ; GCN:   [[C2:%[0-9]+]]:_(s32) = G_CONSTANT i32 20
  ; GCN:   [[SHL1:%[0-9]+]]:_(s32) = G_SHL [[COPY19]], [[C2]](s32)
  ; GCN:   [[OR1:%[0-9]+]]:_(s32) = G_OR [[OR]], [[SHL1]]
  ; GCN:   [[COPY20:%[0-9]+]]:_(<4 x s32>) = COPY $private_rsrc_reg
  ; GCN:   $sgpr0_sgpr1_sgpr2_sgpr3 = COPY [[COPY20]](<4 x s32>)
  ; GCN:   $sgpr4_sgpr5 = COPY [[COPY10]](p4)
  ; GCN:   $sgpr6_sgpr7 = COPY [[COPY11]](p4)
  ; GCN:   $sgpr8_sgpr9 = COPY [[PTR_ADD]](p4)
  ; GCN:   $sgpr10_sgpr11 = COPY [[COPY13]](s64)
  ; GCN:   $sgpr12 = COPY [[COPY14]](s32)
  ; GCN:   $sgpr13 = COPY [[COPY15]](s32)
  ; GCN:   $sgpr14 = COPY [[COPY16]](s32)
  ; GCN:   $vgpr31 = COPY [[OR1]](s32)
  ; GCN:   $sgpr30_sgpr31 = SI_CALL [[GV]](p0), @external_i32_func_void, csr_amdgpu_highregs, implicit $sgpr0_sgpr1_sgpr2_sgpr3, implicit $sgpr4_sgpr5, implicit $sgpr6_sgpr7, implicit $sgpr8_sgpr9, implicit $sgpr10_sgpr11, implicit $sgpr12, implicit $sgpr13, implicit $sgpr14, implicit $vgpr31, implicit-def $vgpr0
  ; GCN:   [[COPY21:%[0-9]+]]:_(s32) = COPY $vgpr0
  ; GCN:   ADJCALLSTACKDOWN 0, 0, implicit-def $scc
  ; GCN:   G_STORE [[COPY21]](s32), [[DEF]](p1) :: (volatile store 4 into `i32 addrspace(1)* undef`, addrspace 1)
  ; GCN:   S_ENDPGM 0
  %val = call i32 @external_i32_func_void()
  store volatile i32 %val, i32 addrspace(1)* undef
  ret void
}

define amdgpu_gfx void @test_gfx_call_external_i32_func_void() #0 {
  ; GCN-LABEL: name: test_gfx_call_external_i32_func_void
  ; GCN: bb.1 (%ir-block.0):
  ; GCN:   liveins: $sgpr30_sgpr31
  ; GCN:   [[COPY:%[0-9]+]]:sgpr_64 = COPY $sgpr30_sgpr31
  ; GCN:   [[DEF:%[0-9]+]]:_(p1) = G_IMPLICIT_DEF
  ; GCN:   ADJCALLSTACKUP 0, 0, implicit-def $scc
  ; GCN:   [[GV:%[0-9]+]]:sreg_64(p0) = G_GLOBAL_VALUE @external_gfx_i32_func_void
  ; GCN:   [[COPY1:%[0-9]+]]:_(<4 x s32>) = COPY $sgpr0_sgpr1_sgpr2_sgpr3
  ; GCN:   $sgpr0_sgpr1_sgpr2_sgpr3 = COPY [[COPY1]](<4 x s32>)
  ; GCN:   $sgpr30_sgpr31 = SI_CALL [[GV]](p0), @external_gfx_i32_func_void, csr_amdgpu_highregs, implicit $sgpr0_sgpr1_sgpr2_sgpr3, implicit-def $vgpr0
  ; GCN:   [[COPY2:%[0-9]+]]:_(s32) = COPY $vgpr0
  ; GCN:   ADJCALLSTACKDOWN 0, 0, implicit-def $scc
  ; GCN:   G_STORE [[COPY2]](s32), [[DEF]](p1) :: (volatile store 4 into `i32 addrspace(1)* undef`, addrspace 1)
  ; GCN:   [[COPY3:%[0-9]+]]:ccr_sgpr_64 = COPY [[COPY]]
  ; GCN:   S_SETPC_B64_return [[COPY3]]
  %val = call amdgpu_gfx i32 @external_gfx_i32_func_void()
  store volatile i32 %val, i32 addrspace(1)* undef
  ret void
}

define amdgpu_kernel void @test_call_external_i48_func_void() #0 {
  ; GCN-LABEL: name: test_call_external_i48_func_void
  ; GCN: bb.1 (%ir-block.0):
  ; GCN:   liveins: $sgpr14, $sgpr15, $sgpr16, $vgpr0, $vgpr1, $vgpr2, $sgpr4_sgpr5, $sgpr6_sgpr7, $sgpr8_sgpr9, $sgpr10_sgpr11
  ; GCN:   [[COPY:%[0-9]+]]:vgpr_32(s32) = COPY $vgpr2
  ; GCN:   [[COPY1:%[0-9]+]]:vgpr_32(s32) = COPY $vgpr1
  ; GCN:   [[COPY2:%[0-9]+]]:vgpr_32(s32) = COPY $vgpr0
  ; GCN:   [[COPY3:%[0-9]+]]:sgpr_32 = COPY $sgpr16
  ; GCN:   [[COPY4:%[0-9]+]]:sgpr_32 = COPY $sgpr15
  ; GCN:   [[COPY5:%[0-9]+]]:sgpr_32 = COPY $sgpr14
  ; GCN:   [[COPY6:%[0-9]+]]:sgpr_64 = COPY $sgpr10_sgpr11
  ; GCN:   [[COPY7:%[0-9]+]]:sgpr_64 = COPY $sgpr6_sgpr7
  ; GCN:   [[COPY8:%[0-9]+]]:sgpr_64 = COPY $sgpr4_sgpr5
  ; GCN:   [[COPY9:%[0-9]+]]:_(p4) = COPY $sgpr8_sgpr9
  ; GCN:   [[DEF:%[0-9]+]]:_(p1) = G_IMPLICIT_DEF
  ; GCN:   ADJCALLSTACKUP 0, 0, implicit-def $scc
  ; GCN:   [[GV:%[0-9]+]]:sreg_64(p0) = G_GLOBAL_VALUE @external_i48_func_void
  ; GCN:   [[COPY10:%[0-9]+]]:_(p4) = COPY [[COPY8]]
  ; GCN:   [[COPY11:%[0-9]+]]:_(p4) = COPY [[COPY7]]
  ; GCN:   [[COPY12:%[0-9]+]]:_(p4) = COPY [[COPY9]](p4)
  ; GCN:   [[C:%[0-9]+]]:_(s64) = G_CONSTANT i64 0
  ; GCN:   [[PTR_ADD:%[0-9]+]]:_(p4) = G_PTR_ADD [[COPY12]], [[C]](s64)
  ; GCN:   [[COPY13:%[0-9]+]]:_(s64) = COPY [[COPY6]]
  ; GCN:   [[COPY14:%[0-9]+]]:_(s32) = COPY [[COPY5]]
  ; GCN:   [[COPY15:%[0-9]+]]:_(s32) = COPY [[COPY4]]
  ; GCN:   [[COPY16:%[0-9]+]]:_(s32) = COPY [[COPY3]]
  ; GCN:   [[COPY17:%[0-9]+]]:_(s32) = COPY [[COPY2]](s32)
  ; GCN:   [[COPY18:%[0-9]+]]:_(s32) = COPY [[COPY1]](s32)
  ; GCN:   [[C1:%[0-9]+]]:_(s32) = G_CONSTANT i32 10
  ; GCN:   [[SHL:%[0-9]+]]:_(s32) = G_SHL [[COPY18]], [[C1]](s32)
  ; GCN:   [[OR:%[0-9]+]]:_(s32) = G_OR [[COPY17]], [[SHL]]
  ; GCN:   [[COPY19:%[0-9]+]]:_(s32) = COPY [[COPY]](s32)
  ; GCN:   [[C2:%[0-9]+]]:_(s32) = G_CONSTANT i32 20
  ; GCN:   [[SHL1:%[0-9]+]]:_(s32) = G_SHL [[COPY19]], [[C2]](s32)
  ; GCN:   [[OR1:%[0-9]+]]:_(s32) = G_OR [[OR]], [[SHL1]]
  ; GCN:   [[COPY20:%[0-9]+]]:_(<4 x s32>) = COPY $private_rsrc_reg
  ; GCN:   $sgpr0_sgpr1_sgpr2_sgpr3 = COPY [[COPY20]](<4 x s32>)
  ; GCN:   $sgpr4_sgpr5 = COPY [[COPY10]](p4)
  ; GCN:   $sgpr6_sgpr7 = COPY [[COPY11]](p4)
  ; GCN:   $sgpr8_sgpr9 = COPY [[PTR_ADD]](p4)
  ; GCN:   $sgpr10_sgpr11 = COPY [[COPY13]](s64)
  ; GCN:   $sgpr12 = COPY [[COPY14]](s32)
  ; GCN:   $sgpr13 = COPY [[COPY15]](s32)
  ; GCN:   $sgpr14 = COPY [[COPY16]](s32)
  ; GCN:   $vgpr31 = COPY [[OR1]](s32)
  ; GCN:   $sgpr30_sgpr31 = SI_CALL [[GV]](p0), @external_i48_func_void, csr_amdgpu_highregs, implicit $sgpr0_sgpr1_sgpr2_sgpr3, implicit $sgpr4_sgpr5, implicit $sgpr6_sgpr7, implicit $sgpr8_sgpr9, implicit $sgpr10_sgpr11, implicit $sgpr12, implicit $sgpr13, implicit $sgpr14, implicit $vgpr31, implicit-def $vgpr0, implicit-def $vgpr1
  ; GCN:   [[COPY21:%[0-9]+]]:_(s32) = COPY $vgpr0
  ; GCN:   [[COPY22:%[0-9]+]]:_(s32) = COPY $vgpr1
  ; GCN:   [[MV:%[0-9]+]]:_(s64) = G_MERGE_VALUES [[COPY21]](s32), [[COPY22]](s32)
  ; GCN:   [[TRUNC:%[0-9]+]]:_(s48) = G_TRUNC [[MV]](s64)
  ; GCN:   ADJCALLSTACKDOWN 0, 0, implicit-def $scc
  ; GCN:   G_STORE [[TRUNC]](s48), [[DEF]](p1) :: (volatile store 6 into `i48 addrspace(1)* undef`, align 8, addrspace 1)
  ; GCN:   S_ENDPGM 0
  %val = call i48 @external_i48_func_void()
  store volatile i48 %val, i48 addrspace(1)* undef
  ret void
}

define amdgpu_kernel void @test_call_external_i48_zeroext_func_void() #0 {
  ; GCN-LABEL: name: test_call_external_i48_zeroext_func_void
  ; GCN: bb.1 (%ir-block.0):
  ; GCN:   liveins: $sgpr14, $sgpr15, $sgpr16, $vgpr0, $vgpr1, $vgpr2, $sgpr4_sgpr5, $sgpr6_sgpr7, $sgpr8_sgpr9, $sgpr10_sgpr11
  ; GCN:   [[COPY:%[0-9]+]]:vgpr_32(s32) = COPY $vgpr2
  ; GCN:   [[COPY1:%[0-9]+]]:vgpr_32(s32) = COPY $vgpr1
  ; GCN:   [[COPY2:%[0-9]+]]:vgpr_32(s32) = COPY $vgpr0
  ; GCN:   [[COPY3:%[0-9]+]]:sgpr_32 = COPY $sgpr16
  ; GCN:   [[COPY4:%[0-9]+]]:sgpr_32 = COPY $sgpr15
  ; GCN:   [[COPY5:%[0-9]+]]:sgpr_32 = COPY $sgpr14
  ; GCN:   [[COPY6:%[0-9]+]]:sgpr_64 = COPY $sgpr10_sgpr11
  ; GCN:   [[COPY7:%[0-9]+]]:sgpr_64 = COPY $sgpr6_sgpr7
  ; GCN:   [[COPY8:%[0-9]+]]:sgpr_64 = COPY $sgpr4_sgpr5
  ; GCN:   [[COPY9:%[0-9]+]]:_(p4) = COPY $sgpr8_sgpr9
  ; GCN:   [[DEF:%[0-9]+]]:_(p1) = G_IMPLICIT_DEF
  ; GCN:   ADJCALLSTACKUP 0, 0, implicit-def $scc
  ; GCN:   [[GV:%[0-9]+]]:sreg_64(p0) = G_GLOBAL_VALUE @external_i48_zeroext_func_void
  ; GCN:   [[COPY10:%[0-9]+]]:_(p4) = COPY [[COPY8]]
  ; GCN:   [[COPY11:%[0-9]+]]:_(p4) = COPY [[COPY7]]
  ; GCN:   [[COPY12:%[0-9]+]]:_(p4) = COPY [[COPY9]](p4)
  ; GCN:   [[C:%[0-9]+]]:_(s64) = G_CONSTANT i64 0
  ; GCN:   [[PTR_ADD:%[0-9]+]]:_(p4) = G_PTR_ADD [[COPY12]], [[C]](s64)
  ; GCN:   [[COPY13:%[0-9]+]]:_(s64) = COPY [[COPY6]]
  ; GCN:   [[COPY14:%[0-9]+]]:_(s32) = COPY [[COPY5]]
  ; GCN:   [[COPY15:%[0-9]+]]:_(s32) = COPY [[COPY4]]
  ; GCN:   [[COPY16:%[0-9]+]]:_(s32) = COPY [[COPY3]]
  ; GCN:   [[COPY17:%[0-9]+]]:_(s32) = COPY [[COPY2]](s32)
  ; GCN:   [[COPY18:%[0-9]+]]:_(s32) = COPY [[COPY1]](s32)
  ; GCN:   [[C1:%[0-9]+]]:_(s32) = G_CONSTANT i32 10
  ; GCN:   [[SHL:%[0-9]+]]:_(s32) = G_SHL [[COPY18]], [[C1]](s32)
  ; GCN:   [[OR:%[0-9]+]]:_(s32) = G_OR [[COPY17]], [[SHL]]
  ; GCN:   [[COPY19:%[0-9]+]]:_(s32) = COPY [[COPY]](s32)
  ; GCN:   [[C2:%[0-9]+]]:_(s32) = G_CONSTANT i32 20
  ; GCN:   [[SHL1:%[0-9]+]]:_(s32) = G_SHL [[COPY19]], [[C2]](s32)
  ; GCN:   [[OR1:%[0-9]+]]:_(s32) = G_OR [[OR]], [[SHL1]]
  ; GCN:   [[COPY20:%[0-9]+]]:_(<4 x s32>) = COPY $private_rsrc_reg
  ; GCN:   $sgpr0_sgpr1_sgpr2_sgpr3 = COPY [[COPY20]](<4 x s32>)
  ; GCN:   $sgpr4_sgpr5 = COPY [[COPY10]](p4)
  ; GCN:   $sgpr6_sgpr7 = COPY [[COPY11]](p4)
  ; GCN:   $sgpr8_sgpr9 = COPY [[PTR_ADD]](p4)
  ; GCN:   $sgpr10_sgpr11 = COPY [[COPY13]](s64)
  ; GCN:   $sgpr12 = COPY [[COPY14]](s32)
  ; GCN:   $sgpr13 = COPY [[COPY15]](s32)
  ; GCN:   $sgpr14 = COPY [[COPY16]](s32)
  ; GCN:   $vgpr31 = COPY [[OR1]](s32)
  ; GCN:   $sgpr30_sgpr31 = SI_CALL [[GV]](p0), @external_i48_zeroext_func_void, csr_amdgpu_highregs, implicit $sgpr0_sgpr1_sgpr2_sgpr3, implicit $sgpr4_sgpr5, implicit $sgpr6_sgpr7, implicit $sgpr8_sgpr9, implicit $sgpr10_sgpr11, implicit $sgpr12, implicit $sgpr13, implicit $sgpr14, implicit $vgpr31, implicit-def $vgpr0, implicit-def $vgpr1
  ; GCN:   [[COPY21:%[0-9]+]]:_(s32) = COPY $vgpr0
  ; GCN:   [[COPY22:%[0-9]+]]:_(s32) = COPY $vgpr1
  ; GCN:   [[MV:%[0-9]+]]:_(s64) = G_MERGE_VALUES [[COPY21]](s32), [[COPY22]](s32)
  ; GCN:   [[TRUNC:%[0-9]+]]:_(s48) = G_TRUNC [[MV]](s64)
  ; GCN:   ADJCALLSTACKDOWN 0, 0, implicit-def $scc
  ; GCN:   [[ZEXT:%[0-9]+]]:_(s64) = G_ZEXT [[TRUNC]](s48)
  ; GCN:   G_STORE [[ZEXT]](s64), [[DEF]](p1) :: (volatile store 8 into `i64 addrspace(1)* undef`, addrspace 1)
  ; GCN:   S_ENDPGM 0
  %val = call i48 @external_i48_zeroext_func_void()
  %ext = zext i48 %val to i64
  store volatile i64 %ext, i64 addrspace(1)* undef
  ret void
}

define amdgpu_kernel void @test_call_external_i48_signext_func_void() #0 {
  ; GCN-LABEL: name: test_call_external_i48_signext_func_void
  ; GCN: bb.1 (%ir-block.0):
  ; GCN:   liveins: $sgpr14, $sgpr15, $sgpr16, $vgpr0, $vgpr1, $vgpr2, $sgpr4_sgpr5, $sgpr6_sgpr7, $sgpr8_sgpr9, $sgpr10_sgpr11
  ; GCN:   [[COPY:%[0-9]+]]:vgpr_32(s32) = COPY $vgpr2
  ; GCN:   [[COPY1:%[0-9]+]]:vgpr_32(s32) = COPY $vgpr1
  ; GCN:   [[COPY2:%[0-9]+]]:vgpr_32(s32) = COPY $vgpr0
  ; GCN:   [[COPY3:%[0-9]+]]:sgpr_32 = COPY $sgpr16
  ; GCN:   [[COPY4:%[0-9]+]]:sgpr_32 = COPY $sgpr15
  ; GCN:   [[COPY5:%[0-9]+]]:sgpr_32 = COPY $sgpr14
  ; GCN:   [[COPY6:%[0-9]+]]:sgpr_64 = COPY $sgpr10_sgpr11
  ; GCN:   [[COPY7:%[0-9]+]]:sgpr_64 = COPY $sgpr6_sgpr7
  ; GCN:   [[COPY8:%[0-9]+]]:sgpr_64 = COPY $sgpr4_sgpr5
  ; GCN:   [[COPY9:%[0-9]+]]:_(p4) = COPY $sgpr8_sgpr9
  ; GCN:   [[DEF:%[0-9]+]]:_(p1) = G_IMPLICIT_DEF
  ; GCN:   ADJCALLSTACKUP 0, 0, implicit-def $scc
  ; GCN:   [[GV:%[0-9]+]]:sreg_64(p0) = G_GLOBAL_VALUE @external_i48_signext_func_void
  ; GCN:   [[COPY10:%[0-9]+]]:_(p4) = COPY [[COPY8]]
  ; GCN:   [[COPY11:%[0-9]+]]:_(p4) = COPY [[COPY7]]
  ; GCN:   [[COPY12:%[0-9]+]]:_(p4) = COPY [[COPY9]](p4)
  ; GCN:   [[C:%[0-9]+]]:_(s64) = G_CONSTANT i64 0
  ; GCN:   [[PTR_ADD:%[0-9]+]]:_(p4) = G_PTR_ADD [[COPY12]], [[C]](s64)
  ; GCN:   [[COPY13:%[0-9]+]]:_(s64) = COPY [[COPY6]]
  ; GCN:   [[COPY14:%[0-9]+]]:_(s32) = COPY [[COPY5]]
  ; GCN:   [[COPY15:%[0-9]+]]:_(s32) = COPY [[COPY4]]
  ; GCN:   [[COPY16:%[0-9]+]]:_(s32) = COPY [[COPY3]]
  ; GCN:   [[COPY17:%[0-9]+]]:_(s32) = COPY [[COPY2]](s32)
  ; GCN:   [[COPY18:%[0-9]+]]:_(s32) = COPY [[COPY1]](s32)
  ; GCN:   [[C1:%[0-9]+]]:_(s32) = G_CONSTANT i32 10
  ; GCN:   [[SHL:%[0-9]+]]:_(s32) = G_SHL [[COPY18]], [[C1]](s32)
  ; GCN:   [[OR:%[0-9]+]]:_(s32) = G_OR [[COPY17]], [[SHL]]
  ; GCN:   [[COPY19:%[0-9]+]]:_(s32) = COPY [[COPY]](s32)
  ; GCN:   [[C2:%[0-9]+]]:_(s32) = G_CONSTANT i32 20
  ; GCN:   [[SHL1:%[0-9]+]]:_(s32) = G_SHL [[COPY19]], [[C2]](s32)
  ; GCN:   [[OR1:%[0-9]+]]:_(s32) = G_OR [[OR]], [[SHL1]]
  ; GCN:   [[COPY20:%[0-9]+]]:_(<4 x s32>) = COPY $private_rsrc_reg
  ; GCN:   $sgpr0_sgpr1_sgpr2_sgpr3 = COPY [[COPY20]](<4 x s32>)
  ; GCN:   $sgpr4_sgpr5 = COPY [[COPY10]](p4)
  ; GCN:   $sgpr6_sgpr7 = COPY [[COPY11]](p4)
  ; GCN:   $sgpr8_sgpr9 = COPY [[PTR_ADD]](p4)
  ; GCN:   $sgpr10_sgpr11 = COPY [[COPY13]](s64)
  ; GCN:   $sgpr12 = COPY [[COPY14]](s32)
  ; GCN:   $sgpr13 = COPY [[COPY15]](s32)
  ; GCN:   $sgpr14 = COPY [[COPY16]](s32)
  ; GCN:   $vgpr31 = COPY [[OR1]](s32)
  ; GCN:   $sgpr30_sgpr31 = SI_CALL [[GV]](p0), @external_i48_signext_func_void, csr_amdgpu_highregs, implicit $sgpr0_sgpr1_sgpr2_sgpr3, implicit $sgpr4_sgpr5, implicit $sgpr6_sgpr7, implicit $sgpr8_sgpr9, implicit $sgpr10_sgpr11, implicit $sgpr12, implicit $sgpr13, implicit $sgpr14, implicit $vgpr31, implicit-def $vgpr0, implicit-def $vgpr1
  ; GCN:   [[COPY21:%[0-9]+]]:_(s32) = COPY $vgpr0
  ; GCN:   [[COPY22:%[0-9]+]]:_(s32) = COPY $vgpr1
  ; GCN:   [[MV:%[0-9]+]]:_(s64) = G_MERGE_VALUES [[COPY21]](s32), [[COPY22]](s32)
  ; GCN:   [[TRUNC:%[0-9]+]]:_(s48) = G_TRUNC [[MV]](s64)
  ; GCN:   ADJCALLSTACKDOWN 0, 0, implicit-def $scc
  ; GCN:   [[SEXT:%[0-9]+]]:_(s64) = G_SEXT [[TRUNC]](s48)
  ; GCN:   G_STORE [[SEXT]](s64), [[DEF]](p1) :: (volatile store 8 into `i64 addrspace(1)* undef`, addrspace 1)
  ; GCN:   S_ENDPGM 0
  %val = call i48 @external_i48_signext_func_void()
  %ext = sext i48 %val to i64
  store volatile i64 %ext, i64 addrspace(1)* undef
  ret void
}

define amdgpu_kernel void @test_call_external_i64_func_void() #0 {
  ; GCN-LABEL: name: test_call_external_i64_func_void
  ; GCN: bb.1 (%ir-block.0):
  ; GCN:   liveins: $sgpr14, $sgpr15, $sgpr16, $vgpr0, $vgpr1, $vgpr2, $sgpr4_sgpr5, $sgpr6_sgpr7, $sgpr8_sgpr9, $sgpr10_sgpr11
  ; GCN:   [[COPY:%[0-9]+]]:vgpr_32(s32) = COPY $vgpr2
  ; GCN:   [[COPY1:%[0-9]+]]:vgpr_32(s32) = COPY $vgpr1
  ; GCN:   [[COPY2:%[0-9]+]]:vgpr_32(s32) = COPY $vgpr0
  ; GCN:   [[COPY3:%[0-9]+]]:sgpr_32 = COPY $sgpr16
  ; GCN:   [[COPY4:%[0-9]+]]:sgpr_32 = COPY $sgpr15
  ; GCN:   [[COPY5:%[0-9]+]]:sgpr_32 = COPY $sgpr14
  ; GCN:   [[COPY6:%[0-9]+]]:sgpr_64 = COPY $sgpr10_sgpr11
  ; GCN:   [[COPY7:%[0-9]+]]:sgpr_64 = COPY $sgpr6_sgpr7
  ; GCN:   [[COPY8:%[0-9]+]]:sgpr_64 = COPY $sgpr4_sgpr5
  ; GCN:   [[COPY9:%[0-9]+]]:_(p4) = COPY $sgpr8_sgpr9
  ; GCN:   [[DEF:%[0-9]+]]:_(p1) = G_IMPLICIT_DEF
  ; GCN:   ADJCALLSTACKUP 0, 0, implicit-def $scc
  ; GCN:   [[GV:%[0-9]+]]:sreg_64(p0) = G_GLOBAL_VALUE @external_i64_func_void
  ; GCN:   [[COPY10:%[0-9]+]]:_(p4) = COPY [[COPY8]]
  ; GCN:   [[COPY11:%[0-9]+]]:_(p4) = COPY [[COPY7]]
  ; GCN:   [[COPY12:%[0-9]+]]:_(p4) = COPY [[COPY9]](p4)
  ; GCN:   [[C:%[0-9]+]]:_(s64) = G_CONSTANT i64 0
  ; GCN:   [[PTR_ADD:%[0-9]+]]:_(p4) = G_PTR_ADD [[COPY12]], [[C]](s64)
  ; GCN:   [[COPY13:%[0-9]+]]:_(s64) = COPY [[COPY6]]
  ; GCN:   [[COPY14:%[0-9]+]]:_(s32) = COPY [[COPY5]]
  ; GCN:   [[COPY15:%[0-9]+]]:_(s32) = COPY [[COPY4]]
  ; GCN:   [[COPY16:%[0-9]+]]:_(s32) = COPY [[COPY3]]
  ; GCN:   [[COPY17:%[0-9]+]]:_(s32) = COPY [[COPY2]](s32)
  ; GCN:   [[COPY18:%[0-9]+]]:_(s32) = COPY [[COPY1]](s32)
  ; GCN:   [[C1:%[0-9]+]]:_(s32) = G_CONSTANT i32 10
  ; GCN:   [[SHL:%[0-9]+]]:_(s32) = G_SHL [[COPY18]], [[C1]](s32)
  ; GCN:   [[OR:%[0-9]+]]:_(s32) = G_OR [[COPY17]], [[SHL]]
  ; GCN:   [[COPY19:%[0-9]+]]:_(s32) = COPY [[COPY]](s32)
  ; GCN:   [[C2:%[0-9]+]]:_(s32) = G_CONSTANT i32 20
  ; GCN:   [[SHL1:%[0-9]+]]:_(s32) = G_SHL [[COPY19]], [[C2]](s32)
  ; GCN:   [[OR1:%[0-9]+]]:_(s32) = G_OR [[OR]], [[SHL1]]
  ; GCN:   [[COPY20:%[0-9]+]]:_(<4 x s32>) = COPY $private_rsrc_reg
  ; GCN:   $sgpr0_sgpr1_sgpr2_sgpr3 = COPY [[COPY20]](<4 x s32>)
  ; GCN:   $sgpr4_sgpr5 = COPY [[COPY10]](p4)
  ; GCN:   $sgpr6_sgpr7 = COPY [[COPY11]](p4)
  ; GCN:   $sgpr8_sgpr9 = COPY [[PTR_ADD]](p4)
  ; GCN:   $sgpr10_sgpr11 = COPY [[COPY13]](s64)
  ; GCN:   $sgpr12 = COPY [[COPY14]](s32)
  ; GCN:   $sgpr13 = COPY [[COPY15]](s32)
  ; GCN:   $sgpr14 = COPY [[COPY16]](s32)
  ; GCN:   $vgpr31 = COPY [[OR1]](s32)
  ; GCN:   $sgpr30_sgpr31 = SI_CALL [[GV]](p0), @external_i64_func_void, csr_amdgpu_highregs, implicit $sgpr0_sgpr1_sgpr2_sgpr3, implicit $sgpr4_sgpr5, implicit $sgpr6_sgpr7, implicit $sgpr8_sgpr9, implicit $sgpr10_sgpr11, implicit $sgpr12, implicit $sgpr13, implicit $sgpr14, implicit $vgpr31, implicit-def $vgpr0, implicit-def $vgpr1
  ; GCN:   [[COPY21:%[0-9]+]]:_(s32) = COPY $vgpr0
  ; GCN:   [[COPY22:%[0-9]+]]:_(s32) = COPY $vgpr1
  ; GCN:   [[MV:%[0-9]+]]:_(s64) = G_MERGE_VALUES [[COPY21]](s32), [[COPY22]](s32)
  ; GCN:   ADJCALLSTACKDOWN 0, 0, implicit-def $scc
  ; GCN:   G_STORE [[MV]](s64), [[DEF]](p1) :: (volatile store 8 into `i64 addrspace(1)* undef`, addrspace 1)
  ; GCN:   S_ENDPGM 0
  %val = call i64 @external_i64_func_void()
  store volatile i64 %val, i64 addrspace(1)* undef
  ret void
}

define amdgpu_kernel void @test_call_external_p1_func_void() #0 {
  ; GCN-LABEL: name: test_call_external_p1_func_void
  ; GCN: bb.1 (%ir-block.0):
  ; GCN:   liveins: $sgpr14, $sgpr15, $sgpr16, $vgpr0, $vgpr1, $vgpr2, $sgpr4_sgpr5, $sgpr6_sgpr7, $sgpr8_sgpr9, $sgpr10_sgpr11
  ; GCN:   [[COPY:%[0-9]+]]:vgpr_32(s32) = COPY $vgpr2
  ; GCN:   [[COPY1:%[0-9]+]]:vgpr_32(s32) = COPY $vgpr1
  ; GCN:   [[COPY2:%[0-9]+]]:vgpr_32(s32) = COPY $vgpr0
  ; GCN:   [[COPY3:%[0-9]+]]:sgpr_32 = COPY $sgpr16
  ; GCN:   [[COPY4:%[0-9]+]]:sgpr_32 = COPY $sgpr15
  ; GCN:   [[COPY5:%[0-9]+]]:sgpr_32 = COPY $sgpr14
  ; GCN:   [[COPY6:%[0-9]+]]:sgpr_64 = COPY $sgpr10_sgpr11
  ; GCN:   [[COPY7:%[0-9]+]]:sgpr_64 = COPY $sgpr6_sgpr7
  ; GCN:   [[COPY8:%[0-9]+]]:sgpr_64 = COPY $sgpr4_sgpr5
  ; GCN:   [[COPY9:%[0-9]+]]:_(p4) = COPY $sgpr8_sgpr9
  ; GCN:   [[DEF:%[0-9]+]]:_(p1) = G_IMPLICIT_DEF
  ; GCN:   ADJCALLSTACKUP 0, 0, implicit-def $scc
  ; GCN:   [[GV:%[0-9]+]]:sreg_64(p0) = G_GLOBAL_VALUE @external_p1_func_void
  ; GCN:   [[COPY10:%[0-9]+]]:_(p4) = COPY [[COPY8]]
  ; GCN:   [[COPY11:%[0-9]+]]:_(p4) = COPY [[COPY7]]
  ; GCN:   [[COPY12:%[0-9]+]]:_(p4) = COPY [[COPY9]](p4)
  ; GCN:   [[C:%[0-9]+]]:_(s64) = G_CONSTANT i64 0
  ; GCN:   [[PTR_ADD:%[0-9]+]]:_(p4) = G_PTR_ADD [[COPY12]], [[C]](s64)
  ; GCN:   [[COPY13:%[0-9]+]]:_(s64) = COPY [[COPY6]]
  ; GCN:   [[COPY14:%[0-9]+]]:_(s32) = COPY [[COPY5]]
  ; GCN:   [[COPY15:%[0-9]+]]:_(s32) = COPY [[COPY4]]
  ; GCN:   [[COPY16:%[0-9]+]]:_(s32) = COPY [[COPY3]]
  ; GCN:   [[COPY17:%[0-9]+]]:_(s32) = COPY [[COPY2]](s32)
  ; GCN:   [[COPY18:%[0-9]+]]:_(s32) = COPY [[COPY1]](s32)
  ; GCN:   [[C1:%[0-9]+]]:_(s32) = G_CONSTANT i32 10
  ; GCN:   [[SHL:%[0-9]+]]:_(s32) = G_SHL [[COPY18]], [[C1]](s32)
  ; GCN:   [[OR:%[0-9]+]]:_(s32) = G_OR [[COPY17]], [[SHL]]
  ; GCN:   [[COPY19:%[0-9]+]]:_(s32) = COPY [[COPY]](s32)
  ; GCN:   [[C2:%[0-9]+]]:_(s32) = G_CONSTANT i32 20
  ; GCN:   [[SHL1:%[0-9]+]]:_(s32) = G_SHL [[COPY19]], [[C2]](s32)
  ; GCN:   [[OR1:%[0-9]+]]:_(s32) = G_OR [[OR]], [[SHL1]]
  ; GCN:   [[COPY20:%[0-9]+]]:_(<4 x s32>) = COPY $private_rsrc_reg
  ; GCN:   $sgpr0_sgpr1_sgpr2_sgpr3 = COPY [[COPY20]](<4 x s32>)
  ; GCN:   $sgpr4_sgpr5 = COPY [[COPY10]](p4)
  ; GCN:   $sgpr6_sgpr7 = COPY [[COPY11]](p4)
  ; GCN:   $sgpr8_sgpr9 = COPY [[PTR_ADD]](p4)
  ; GCN:   $sgpr10_sgpr11 = COPY [[COPY13]](s64)
  ; GCN:   $sgpr12 = COPY [[COPY14]](s32)
  ; GCN:   $sgpr13 = COPY [[COPY15]](s32)
  ; GCN:   $sgpr14 = COPY [[COPY16]](s32)
  ; GCN:   $vgpr31 = COPY [[OR1]](s32)
  ; GCN:   $sgpr30_sgpr31 = SI_CALL [[GV]](p0), @external_p1_func_void, csr_amdgpu_highregs, implicit $sgpr0_sgpr1_sgpr2_sgpr3, implicit $sgpr4_sgpr5, implicit $sgpr6_sgpr7, implicit $sgpr8_sgpr9, implicit $sgpr10_sgpr11, implicit $sgpr12, implicit $sgpr13, implicit $sgpr14, implicit $vgpr31, implicit-def $vgpr0, implicit-def $vgpr1
  ; GCN:   [[COPY21:%[0-9]+]]:_(s32) = COPY $vgpr0
  ; GCN:   [[COPY22:%[0-9]+]]:_(s32) = COPY $vgpr1
  ; GCN:   [[MV:%[0-9]+]]:_(p1) = G_MERGE_VALUES [[COPY21]](s32), [[COPY22]](s32)
  ; GCN:   ADJCALLSTACKDOWN 0, 0, implicit-def $scc
  ; GCN:   G_STORE [[MV]](p1), [[DEF]](p1) :: (volatile store 8 into `i8 addrspace(1)* addrspace(1)* undef`, addrspace 1)
  ; GCN:   S_ENDPGM 0
  %val = call i8 addrspace(1)* @external_p1_func_void()
  store volatile i8 addrspace(1)* %val, i8 addrspace(1)* addrspace(1)* undef
  ret void
}

define amdgpu_kernel void @test_call_external_v2p1_func_void() #0 {
  ; GCN-LABEL: name: test_call_external_v2p1_func_void
  ; GCN: bb.1 (%ir-block.0):
  ; GCN:   liveins: $sgpr14, $sgpr15, $sgpr16, $vgpr0, $vgpr1, $vgpr2, $sgpr4_sgpr5, $sgpr6_sgpr7, $sgpr8_sgpr9, $sgpr10_sgpr11
  ; GCN:   [[COPY:%[0-9]+]]:vgpr_32(s32) = COPY $vgpr2
  ; GCN:   [[COPY1:%[0-9]+]]:vgpr_32(s32) = COPY $vgpr1
  ; GCN:   [[COPY2:%[0-9]+]]:vgpr_32(s32) = COPY $vgpr0
  ; GCN:   [[COPY3:%[0-9]+]]:sgpr_32 = COPY $sgpr16
  ; GCN:   [[COPY4:%[0-9]+]]:sgpr_32 = COPY $sgpr15
  ; GCN:   [[COPY5:%[0-9]+]]:sgpr_32 = COPY $sgpr14
  ; GCN:   [[COPY6:%[0-9]+]]:sgpr_64 = COPY $sgpr10_sgpr11
  ; GCN:   [[COPY7:%[0-9]+]]:sgpr_64 = COPY $sgpr6_sgpr7
  ; GCN:   [[COPY8:%[0-9]+]]:sgpr_64 = COPY $sgpr4_sgpr5
  ; GCN:   [[COPY9:%[0-9]+]]:_(p4) = COPY $sgpr8_sgpr9
  ; GCN:   [[DEF:%[0-9]+]]:_(p1) = G_IMPLICIT_DEF
  ; GCN:   ADJCALLSTACKUP 0, 0, implicit-def $scc
  ; GCN:   [[GV:%[0-9]+]]:sreg_64(p0) = G_GLOBAL_VALUE @external_v2p1_func_void
  ; GCN:   [[COPY10:%[0-9]+]]:_(p4) = COPY [[COPY8]]
  ; GCN:   [[COPY11:%[0-9]+]]:_(p4) = COPY [[COPY7]]
  ; GCN:   [[COPY12:%[0-9]+]]:_(p4) = COPY [[COPY9]](p4)
  ; GCN:   [[C:%[0-9]+]]:_(s64) = G_CONSTANT i64 0
  ; GCN:   [[PTR_ADD:%[0-9]+]]:_(p4) = G_PTR_ADD [[COPY12]], [[C]](s64)
  ; GCN:   [[COPY13:%[0-9]+]]:_(s64) = COPY [[COPY6]]
  ; GCN:   [[COPY14:%[0-9]+]]:_(s32) = COPY [[COPY5]]
  ; GCN:   [[COPY15:%[0-9]+]]:_(s32) = COPY [[COPY4]]
  ; GCN:   [[COPY16:%[0-9]+]]:_(s32) = COPY [[COPY3]]
  ; GCN:   [[COPY17:%[0-9]+]]:_(s32) = COPY [[COPY2]](s32)
  ; GCN:   [[COPY18:%[0-9]+]]:_(s32) = COPY [[COPY1]](s32)
  ; GCN:   [[C1:%[0-9]+]]:_(s32) = G_CONSTANT i32 10
  ; GCN:   [[SHL:%[0-9]+]]:_(s32) = G_SHL [[COPY18]], [[C1]](s32)
  ; GCN:   [[OR:%[0-9]+]]:_(s32) = G_OR [[COPY17]], [[SHL]]
  ; GCN:   [[COPY19:%[0-9]+]]:_(s32) = COPY [[COPY]](s32)
  ; GCN:   [[C2:%[0-9]+]]:_(s32) = G_CONSTANT i32 20
  ; GCN:   [[SHL1:%[0-9]+]]:_(s32) = G_SHL [[COPY19]], [[C2]](s32)
  ; GCN:   [[OR1:%[0-9]+]]:_(s32) = G_OR [[OR]], [[SHL1]]
  ; GCN:   [[COPY20:%[0-9]+]]:_(<4 x s32>) = COPY $private_rsrc_reg
  ; GCN:   $sgpr0_sgpr1_sgpr2_sgpr3 = COPY [[COPY20]](<4 x s32>)
  ; GCN:   $sgpr4_sgpr5 = COPY [[COPY10]](p4)
  ; GCN:   $sgpr6_sgpr7 = COPY [[COPY11]](p4)
  ; GCN:   $sgpr8_sgpr9 = COPY [[PTR_ADD]](p4)
  ; GCN:   $sgpr10_sgpr11 = COPY [[COPY13]](s64)
  ; GCN:   $sgpr12 = COPY [[COPY14]](s32)
  ; GCN:   $sgpr13 = COPY [[COPY15]](s32)
  ; GCN:   $sgpr14 = COPY [[COPY16]](s32)
  ; GCN:   $vgpr31 = COPY [[OR1]](s32)
  ; GCN:   $sgpr30_sgpr31 = SI_CALL [[GV]](p0), @external_v2p1_func_void, csr_amdgpu_highregs, implicit $sgpr0_sgpr1_sgpr2_sgpr3, implicit $sgpr4_sgpr5, implicit $sgpr6_sgpr7, implicit $sgpr8_sgpr9, implicit $sgpr10_sgpr11, implicit $sgpr12, implicit $sgpr13, implicit $sgpr14, implicit $vgpr31, implicit-def $vgpr0, implicit-def $vgpr1, implicit-def $vgpr2, implicit-def $vgpr3
  ; GCN:   [[COPY21:%[0-9]+]]:_(s32) = COPY $vgpr0
  ; GCN:   [[COPY22:%[0-9]+]]:_(s32) = COPY $vgpr1
  ; GCN:   [[COPY23:%[0-9]+]]:_(s32) = COPY $vgpr2
  ; GCN:   [[COPY24:%[0-9]+]]:_(s32) = COPY $vgpr3
  ; GCN:   [[MV:%[0-9]+]]:_(p1) = G_MERGE_VALUES [[COPY21]](s32), [[COPY22]](s32)
  ; GCN:   [[MV1:%[0-9]+]]:_(p1) = G_MERGE_VALUES [[COPY23]](s32), [[COPY24]](s32)
  ; GCN:   [[BUILD_VECTOR:%[0-9]+]]:_(<2 x p1>) = G_BUILD_VECTOR [[MV]](p1), [[MV1]](p1)
  ; GCN:   ADJCALLSTACKDOWN 0, 0, implicit-def $scc
  ; GCN:   G_STORE [[BUILD_VECTOR]](<2 x p1>), [[DEF]](p1) :: (volatile store 16 into `<2 x i8 addrspace(1)*> addrspace(1)* undef`, addrspace 1)
  ; GCN:   S_ENDPGM 0
  %val = call <2 x i8 addrspace(1)*> @external_v2p1_func_void()
  store volatile <2 x i8 addrspace(1)*> %val, <2 x i8 addrspace(1)*> addrspace(1)* undef
  ret void
}

define amdgpu_kernel void @test_call_external_p3_func_void() #0 {
  ; GCN-LABEL: name: test_call_external_p3_func_void
  ; GCN: bb.1 (%ir-block.0):
  ; GCN:   liveins: $sgpr14, $sgpr15, $sgpr16, $vgpr0, $vgpr1, $vgpr2, $sgpr4_sgpr5, $sgpr6_sgpr7, $sgpr8_sgpr9, $sgpr10_sgpr11
  ; GCN:   [[COPY:%[0-9]+]]:vgpr_32(s32) = COPY $vgpr2
  ; GCN:   [[COPY1:%[0-9]+]]:vgpr_32(s32) = COPY $vgpr1
  ; GCN:   [[COPY2:%[0-9]+]]:vgpr_32(s32) = COPY $vgpr0
  ; GCN:   [[COPY3:%[0-9]+]]:sgpr_32 = COPY $sgpr16
  ; GCN:   [[COPY4:%[0-9]+]]:sgpr_32 = COPY $sgpr15
  ; GCN:   [[COPY5:%[0-9]+]]:sgpr_32 = COPY $sgpr14
  ; GCN:   [[COPY6:%[0-9]+]]:sgpr_64 = COPY $sgpr10_sgpr11
  ; GCN:   [[COPY7:%[0-9]+]]:sgpr_64 = COPY $sgpr6_sgpr7
  ; GCN:   [[COPY8:%[0-9]+]]:sgpr_64 = COPY $sgpr4_sgpr5
  ; GCN:   [[COPY9:%[0-9]+]]:_(p4) = COPY $sgpr8_sgpr9
  ; GCN:   [[DEF:%[0-9]+]]:_(p3) = G_IMPLICIT_DEF
  ; GCN:   ADJCALLSTACKUP 0, 0, implicit-def $scc
  ; GCN:   [[GV:%[0-9]+]]:sreg_64(p0) = G_GLOBAL_VALUE @external_p3_func_void
  ; GCN:   [[COPY10:%[0-9]+]]:_(p4) = COPY [[COPY8]]
  ; GCN:   [[COPY11:%[0-9]+]]:_(p4) = COPY [[COPY7]]
  ; GCN:   [[COPY12:%[0-9]+]]:_(p4) = COPY [[COPY9]](p4)
  ; GCN:   [[C:%[0-9]+]]:_(s64) = G_CONSTANT i64 0
  ; GCN:   [[PTR_ADD:%[0-9]+]]:_(p4) = G_PTR_ADD [[COPY12]], [[C]](s64)
  ; GCN:   [[COPY13:%[0-9]+]]:_(s64) = COPY [[COPY6]]
  ; GCN:   [[COPY14:%[0-9]+]]:_(s32) = COPY [[COPY5]]
  ; GCN:   [[COPY15:%[0-9]+]]:_(s32) = COPY [[COPY4]]
  ; GCN:   [[COPY16:%[0-9]+]]:_(s32) = COPY [[COPY3]]
  ; GCN:   [[COPY17:%[0-9]+]]:_(s32) = COPY [[COPY2]](s32)
  ; GCN:   [[COPY18:%[0-9]+]]:_(s32) = COPY [[COPY1]](s32)
  ; GCN:   [[C1:%[0-9]+]]:_(s32) = G_CONSTANT i32 10
  ; GCN:   [[SHL:%[0-9]+]]:_(s32) = G_SHL [[COPY18]], [[C1]](s32)
  ; GCN:   [[OR:%[0-9]+]]:_(s32) = G_OR [[COPY17]], [[SHL]]
  ; GCN:   [[COPY19:%[0-9]+]]:_(s32) = COPY [[COPY]](s32)
  ; GCN:   [[C2:%[0-9]+]]:_(s32) = G_CONSTANT i32 20
  ; GCN:   [[SHL1:%[0-9]+]]:_(s32) = G_SHL [[COPY19]], [[C2]](s32)
  ; GCN:   [[OR1:%[0-9]+]]:_(s32) = G_OR [[OR]], [[SHL1]]
  ; GCN:   [[COPY20:%[0-9]+]]:_(<4 x s32>) = COPY $private_rsrc_reg
  ; GCN:   $sgpr0_sgpr1_sgpr2_sgpr3 = COPY [[COPY20]](<4 x s32>)
  ; GCN:   $sgpr4_sgpr5 = COPY [[COPY10]](p4)
  ; GCN:   $sgpr6_sgpr7 = COPY [[COPY11]](p4)
  ; GCN:   $sgpr8_sgpr9 = COPY [[PTR_ADD]](p4)
  ; GCN:   $sgpr10_sgpr11 = COPY [[COPY13]](s64)
  ; GCN:   $sgpr12 = COPY [[COPY14]](s32)
  ; GCN:   $sgpr13 = COPY [[COPY15]](s32)
  ; GCN:   $sgpr14 = COPY [[COPY16]](s32)
  ; GCN:   $vgpr31 = COPY [[OR1]](s32)
  ; GCN:   $sgpr30_sgpr31 = SI_CALL [[GV]](p0), @external_p3_func_void, csr_amdgpu_highregs, implicit $sgpr0_sgpr1_sgpr2_sgpr3, implicit $sgpr4_sgpr5, implicit $sgpr6_sgpr7, implicit $sgpr8_sgpr9, implicit $sgpr10_sgpr11, implicit $sgpr12, implicit $sgpr13, implicit $sgpr14, implicit $vgpr31, implicit-def $vgpr0
  ; GCN:   [[COPY21:%[0-9]+]]:_(p3) = COPY $vgpr0
  ; GCN:   ADJCALLSTACKDOWN 0, 0, implicit-def $scc
  ; GCN:   G_STORE [[COPY21]](p3), [[DEF]](p3) :: (volatile store 4 into `i8 addrspace(3)* addrspace(3)* undef`, addrspace 3)
  ; GCN:   S_ENDPGM 0
  %val = call i8 addrspace(3)* @external_p3_func_void()
  store volatile i8 addrspace(3)* %val, i8 addrspace(3)* addrspace(3)* undef
  ret void
}

define amdgpu_kernel void @test_call_external_v2p3_func_void() #0 {
  ; GCN-LABEL: name: test_call_external_v2p3_func_void
  ; GCN: bb.1 (%ir-block.0):
  ; GCN:   liveins: $sgpr14, $sgpr15, $sgpr16, $vgpr0, $vgpr1, $vgpr2, $sgpr4_sgpr5, $sgpr6_sgpr7, $sgpr8_sgpr9, $sgpr10_sgpr11
  ; GCN:   [[COPY:%[0-9]+]]:vgpr_32(s32) = COPY $vgpr2
  ; GCN:   [[COPY1:%[0-9]+]]:vgpr_32(s32) = COPY $vgpr1
  ; GCN:   [[COPY2:%[0-9]+]]:vgpr_32(s32) = COPY $vgpr0
  ; GCN:   [[COPY3:%[0-9]+]]:sgpr_32 = COPY $sgpr16
  ; GCN:   [[COPY4:%[0-9]+]]:sgpr_32 = COPY $sgpr15
  ; GCN:   [[COPY5:%[0-9]+]]:sgpr_32 = COPY $sgpr14
  ; GCN:   [[COPY6:%[0-9]+]]:sgpr_64 = COPY $sgpr10_sgpr11
  ; GCN:   [[COPY7:%[0-9]+]]:sgpr_64 = COPY $sgpr6_sgpr7
  ; GCN:   [[COPY8:%[0-9]+]]:sgpr_64 = COPY $sgpr4_sgpr5
  ; GCN:   [[COPY9:%[0-9]+]]:_(p4) = COPY $sgpr8_sgpr9
  ; GCN:   [[DEF:%[0-9]+]]:_(p3) = G_IMPLICIT_DEF
  ; GCN:   ADJCALLSTACKUP 0, 0, implicit-def $scc
  ; GCN:   [[GV:%[0-9]+]]:sreg_64(p0) = G_GLOBAL_VALUE @external_v2p3_func_void
  ; GCN:   [[COPY10:%[0-9]+]]:_(p4) = COPY [[COPY8]]
  ; GCN:   [[COPY11:%[0-9]+]]:_(p4) = COPY [[COPY7]]
  ; GCN:   [[COPY12:%[0-9]+]]:_(p4) = COPY [[COPY9]](p4)
  ; GCN:   [[C:%[0-9]+]]:_(s64) = G_CONSTANT i64 0
  ; GCN:   [[PTR_ADD:%[0-9]+]]:_(p4) = G_PTR_ADD [[COPY12]], [[C]](s64)
  ; GCN:   [[COPY13:%[0-9]+]]:_(s64) = COPY [[COPY6]]
  ; GCN:   [[COPY14:%[0-9]+]]:_(s32) = COPY [[COPY5]]
  ; GCN:   [[COPY15:%[0-9]+]]:_(s32) = COPY [[COPY4]]
  ; GCN:   [[COPY16:%[0-9]+]]:_(s32) = COPY [[COPY3]]
  ; GCN:   [[COPY17:%[0-9]+]]:_(s32) = COPY [[COPY2]](s32)
  ; GCN:   [[COPY18:%[0-9]+]]:_(s32) = COPY [[COPY1]](s32)
  ; GCN:   [[C1:%[0-9]+]]:_(s32) = G_CONSTANT i32 10
  ; GCN:   [[SHL:%[0-9]+]]:_(s32) = G_SHL [[COPY18]], [[C1]](s32)
  ; GCN:   [[OR:%[0-9]+]]:_(s32) = G_OR [[COPY17]], [[SHL]]
  ; GCN:   [[COPY19:%[0-9]+]]:_(s32) = COPY [[COPY]](s32)
  ; GCN:   [[C2:%[0-9]+]]:_(s32) = G_CONSTANT i32 20
  ; GCN:   [[SHL1:%[0-9]+]]:_(s32) = G_SHL [[COPY19]], [[C2]](s32)
  ; GCN:   [[OR1:%[0-9]+]]:_(s32) = G_OR [[OR]], [[SHL1]]
  ; GCN:   [[COPY20:%[0-9]+]]:_(<4 x s32>) = COPY $private_rsrc_reg
  ; GCN:   $sgpr0_sgpr1_sgpr2_sgpr3 = COPY [[COPY20]](<4 x s32>)
  ; GCN:   $sgpr4_sgpr5 = COPY [[COPY10]](p4)
  ; GCN:   $sgpr6_sgpr7 = COPY [[COPY11]](p4)
  ; GCN:   $sgpr8_sgpr9 = COPY [[PTR_ADD]](p4)
  ; GCN:   $sgpr10_sgpr11 = COPY [[COPY13]](s64)
  ; GCN:   $sgpr12 = COPY [[COPY14]](s32)
  ; GCN:   $sgpr13 = COPY [[COPY15]](s32)
  ; GCN:   $sgpr14 = COPY [[COPY16]](s32)
  ; GCN:   $vgpr31 = COPY [[OR1]](s32)
  ; GCN:   $sgpr30_sgpr31 = SI_CALL [[GV]](p0), @external_v2p3_func_void, csr_amdgpu_highregs, implicit $sgpr0_sgpr1_sgpr2_sgpr3, implicit $sgpr4_sgpr5, implicit $sgpr6_sgpr7, implicit $sgpr8_sgpr9, implicit $sgpr10_sgpr11, implicit $sgpr12, implicit $sgpr13, implicit $sgpr14, implicit $vgpr31, implicit-def $vgpr0, implicit-def $vgpr1
  ; GCN:   [[COPY21:%[0-9]+]]:_(p3) = COPY $vgpr0
  ; GCN:   [[COPY22:%[0-9]+]]:_(p3) = COPY $vgpr1
  ; GCN:   [[BUILD_VECTOR:%[0-9]+]]:_(<2 x p3>) = G_BUILD_VECTOR [[COPY21]](p3), [[COPY22]](p3)
  ; GCN:   ADJCALLSTACKDOWN 0, 0, implicit-def $scc
  ; GCN:   G_STORE [[BUILD_VECTOR]](<2 x p3>), [[DEF]](p3) :: (volatile store 8 into `<2 x i8 addrspace(3)*> addrspace(3)* undef`, addrspace 3)
  ; GCN:   S_ENDPGM 0
  %val = call <2 x i8 addrspace(3)*> @external_v2p3_func_void()
  store volatile <2 x i8 addrspace(3)*> %val, <2 x i8 addrspace(3)*> addrspace(3)* undef
  ret void
}

define amdgpu_kernel void @test_call_external_f16_func_void() #0 {
  ; GCN-LABEL: name: test_call_external_f16_func_void
  ; GCN: bb.1 (%ir-block.0):
  ; GCN:   liveins: $sgpr14, $sgpr15, $sgpr16, $vgpr0, $vgpr1, $vgpr2, $sgpr4_sgpr5, $sgpr6_sgpr7, $sgpr8_sgpr9, $sgpr10_sgpr11
  ; GCN:   [[COPY:%[0-9]+]]:vgpr_32(s32) = COPY $vgpr2
  ; GCN:   [[COPY1:%[0-9]+]]:vgpr_32(s32) = COPY $vgpr1
  ; GCN:   [[COPY2:%[0-9]+]]:vgpr_32(s32) = COPY $vgpr0
  ; GCN:   [[COPY3:%[0-9]+]]:sgpr_32 = COPY $sgpr16
  ; GCN:   [[COPY4:%[0-9]+]]:sgpr_32 = COPY $sgpr15
  ; GCN:   [[COPY5:%[0-9]+]]:sgpr_32 = COPY $sgpr14
  ; GCN:   [[COPY6:%[0-9]+]]:sgpr_64 = COPY $sgpr10_sgpr11
  ; GCN:   [[COPY7:%[0-9]+]]:sgpr_64 = COPY $sgpr6_sgpr7
  ; GCN:   [[COPY8:%[0-9]+]]:sgpr_64 = COPY $sgpr4_sgpr5
  ; GCN:   [[COPY9:%[0-9]+]]:_(p4) = COPY $sgpr8_sgpr9
  ; GCN:   [[DEF:%[0-9]+]]:_(p1) = G_IMPLICIT_DEF
  ; GCN:   ADJCALLSTACKUP 0, 0, implicit-def $scc
  ; GCN:   [[GV:%[0-9]+]]:sreg_64(p0) = G_GLOBAL_VALUE @external_f16_func_void
  ; GCN:   [[COPY10:%[0-9]+]]:_(p4) = COPY [[COPY8]]
  ; GCN:   [[COPY11:%[0-9]+]]:_(p4) = COPY [[COPY7]]
  ; GCN:   [[COPY12:%[0-9]+]]:_(p4) = COPY [[COPY9]](p4)
  ; GCN:   [[C:%[0-9]+]]:_(s64) = G_CONSTANT i64 0
  ; GCN:   [[PTR_ADD:%[0-9]+]]:_(p4) = G_PTR_ADD [[COPY12]], [[C]](s64)
  ; GCN:   [[COPY13:%[0-9]+]]:_(s64) = COPY [[COPY6]]
  ; GCN:   [[COPY14:%[0-9]+]]:_(s32) = COPY [[COPY5]]
  ; GCN:   [[COPY15:%[0-9]+]]:_(s32) = COPY [[COPY4]]
  ; GCN:   [[COPY16:%[0-9]+]]:_(s32) = COPY [[COPY3]]
  ; GCN:   [[COPY17:%[0-9]+]]:_(s32) = COPY [[COPY2]](s32)
  ; GCN:   [[COPY18:%[0-9]+]]:_(s32) = COPY [[COPY1]](s32)
  ; GCN:   [[C1:%[0-9]+]]:_(s32) = G_CONSTANT i32 10
  ; GCN:   [[SHL:%[0-9]+]]:_(s32) = G_SHL [[COPY18]], [[C1]](s32)
  ; GCN:   [[OR:%[0-9]+]]:_(s32) = G_OR [[COPY17]], [[SHL]]
  ; GCN:   [[COPY19:%[0-9]+]]:_(s32) = COPY [[COPY]](s32)
  ; GCN:   [[C2:%[0-9]+]]:_(s32) = G_CONSTANT i32 20
  ; GCN:   [[SHL1:%[0-9]+]]:_(s32) = G_SHL [[COPY19]], [[C2]](s32)
  ; GCN:   [[OR1:%[0-9]+]]:_(s32) = G_OR [[OR]], [[SHL1]]
  ; GCN:   [[COPY20:%[0-9]+]]:_(<4 x s32>) = COPY $private_rsrc_reg
  ; GCN:   $sgpr0_sgpr1_sgpr2_sgpr3 = COPY [[COPY20]](<4 x s32>)
  ; GCN:   $sgpr4_sgpr5 = COPY [[COPY10]](p4)
  ; GCN:   $sgpr6_sgpr7 = COPY [[COPY11]](p4)
  ; GCN:   $sgpr8_sgpr9 = COPY [[PTR_ADD]](p4)
  ; GCN:   $sgpr10_sgpr11 = COPY [[COPY13]](s64)
  ; GCN:   $sgpr12 = COPY [[COPY14]](s32)
  ; GCN:   $sgpr13 = COPY [[COPY15]](s32)
  ; GCN:   $sgpr14 = COPY [[COPY16]](s32)
  ; GCN:   $vgpr31 = COPY [[OR1]](s32)
  ; GCN:   $sgpr30_sgpr31 = SI_CALL [[GV]](p0), @external_f16_func_void, csr_amdgpu_highregs, implicit $sgpr0_sgpr1_sgpr2_sgpr3, implicit $sgpr4_sgpr5, implicit $sgpr6_sgpr7, implicit $sgpr8_sgpr9, implicit $sgpr10_sgpr11, implicit $sgpr12, implicit $sgpr13, implicit $sgpr14, implicit $vgpr31, implicit-def $vgpr0
  ; GCN:   [[COPY21:%[0-9]+]]:_(s32) = COPY $vgpr0
  ; GCN:   [[TRUNC:%[0-9]+]]:_(s16) = G_TRUNC [[COPY21]](s32)
  ; GCN:   ADJCALLSTACKDOWN 0, 0, implicit-def $scc
  ; GCN:   G_STORE [[TRUNC]](s16), [[DEF]](p1) :: (volatile store 2 into `half addrspace(1)* undef`, addrspace 1)
  ; GCN:   S_ENDPGM 0
  %val = call half @external_f16_func_void()
  store volatile half %val, half addrspace(1)* undef
  ret void
}

define amdgpu_kernel void @test_call_external_f32_func_void() #0 {
  ; GCN-LABEL: name: test_call_external_f32_func_void
  ; GCN: bb.1 (%ir-block.0):
  ; GCN:   liveins: $sgpr14, $sgpr15, $sgpr16, $vgpr0, $vgpr1, $vgpr2, $sgpr4_sgpr5, $sgpr6_sgpr7, $sgpr8_sgpr9, $sgpr10_sgpr11
  ; GCN:   [[COPY:%[0-9]+]]:vgpr_32(s32) = COPY $vgpr2
  ; GCN:   [[COPY1:%[0-9]+]]:vgpr_32(s32) = COPY $vgpr1
  ; GCN:   [[COPY2:%[0-9]+]]:vgpr_32(s32) = COPY $vgpr0
  ; GCN:   [[COPY3:%[0-9]+]]:sgpr_32 = COPY $sgpr16
  ; GCN:   [[COPY4:%[0-9]+]]:sgpr_32 = COPY $sgpr15
  ; GCN:   [[COPY5:%[0-9]+]]:sgpr_32 = COPY $sgpr14
  ; GCN:   [[COPY6:%[0-9]+]]:sgpr_64 = COPY $sgpr10_sgpr11
  ; GCN:   [[COPY7:%[0-9]+]]:sgpr_64 = COPY $sgpr6_sgpr7
  ; GCN:   [[COPY8:%[0-9]+]]:sgpr_64 = COPY $sgpr4_sgpr5
  ; GCN:   [[COPY9:%[0-9]+]]:_(p4) = COPY $sgpr8_sgpr9
  ; GCN:   [[DEF:%[0-9]+]]:_(p1) = G_IMPLICIT_DEF
  ; GCN:   ADJCALLSTACKUP 0, 0, implicit-def $scc
  ; GCN:   [[GV:%[0-9]+]]:sreg_64(p0) = G_GLOBAL_VALUE @external_f32_func_void
  ; GCN:   [[COPY10:%[0-9]+]]:_(p4) = COPY [[COPY8]]
  ; GCN:   [[COPY11:%[0-9]+]]:_(p4) = COPY [[COPY7]]
  ; GCN:   [[COPY12:%[0-9]+]]:_(p4) = COPY [[COPY9]](p4)
  ; GCN:   [[C:%[0-9]+]]:_(s64) = G_CONSTANT i64 0
  ; GCN:   [[PTR_ADD:%[0-9]+]]:_(p4) = G_PTR_ADD [[COPY12]], [[C]](s64)
  ; GCN:   [[COPY13:%[0-9]+]]:_(s64) = COPY [[COPY6]]
  ; GCN:   [[COPY14:%[0-9]+]]:_(s32) = COPY [[COPY5]]
  ; GCN:   [[COPY15:%[0-9]+]]:_(s32) = COPY [[COPY4]]
  ; GCN:   [[COPY16:%[0-9]+]]:_(s32) = COPY [[COPY3]]
  ; GCN:   [[COPY17:%[0-9]+]]:_(s32) = COPY [[COPY2]](s32)
  ; GCN:   [[COPY18:%[0-9]+]]:_(s32) = COPY [[COPY1]](s32)
  ; GCN:   [[C1:%[0-9]+]]:_(s32) = G_CONSTANT i32 10
  ; GCN:   [[SHL:%[0-9]+]]:_(s32) = G_SHL [[COPY18]], [[C1]](s32)
  ; GCN:   [[OR:%[0-9]+]]:_(s32) = G_OR [[COPY17]], [[SHL]]
  ; GCN:   [[COPY19:%[0-9]+]]:_(s32) = COPY [[COPY]](s32)
  ; GCN:   [[C2:%[0-9]+]]:_(s32) = G_CONSTANT i32 20
  ; GCN:   [[SHL1:%[0-9]+]]:_(s32) = G_SHL [[COPY19]], [[C2]](s32)
  ; GCN:   [[OR1:%[0-9]+]]:_(s32) = G_OR [[OR]], [[SHL1]]
  ; GCN:   [[COPY20:%[0-9]+]]:_(<4 x s32>) = COPY $private_rsrc_reg
  ; GCN:   $sgpr0_sgpr1_sgpr2_sgpr3 = COPY [[COPY20]](<4 x s32>)
  ; GCN:   $sgpr4_sgpr5 = COPY [[COPY10]](p4)
  ; GCN:   $sgpr6_sgpr7 = COPY [[COPY11]](p4)
  ; GCN:   $sgpr8_sgpr9 = COPY [[PTR_ADD]](p4)
  ; GCN:   $sgpr10_sgpr11 = COPY [[COPY13]](s64)
  ; GCN:   $sgpr12 = COPY [[COPY14]](s32)
  ; GCN:   $sgpr13 = COPY [[COPY15]](s32)
  ; GCN:   $sgpr14 = COPY [[COPY16]](s32)
  ; GCN:   $vgpr31 = COPY [[OR1]](s32)
  ; GCN:   $sgpr30_sgpr31 = SI_CALL [[GV]](p0), @external_f32_func_void, csr_amdgpu_highregs, implicit $sgpr0_sgpr1_sgpr2_sgpr3, implicit $sgpr4_sgpr5, implicit $sgpr6_sgpr7, implicit $sgpr8_sgpr9, implicit $sgpr10_sgpr11, implicit $sgpr12, implicit $sgpr13, implicit $sgpr14, implicit $vgpr31, implicit-def $vgpr0
  ; GCN:   [[COPY21:%[0-9]+]]:_(s32) = COPY $vgpr0
  ; GCN:   ADJCALLSTACKDOWN 0, 0, implicit-def $scc
  ; GCN:   G_STORE [[COPY21]](s32), [[DEF]](p1) :: (volatile store 4 into `float addrspace(1)* undef`, addrspace 1)
  ; GCN:   S_ENDPGM 0
  %val = call float @external_f32_func_void()
  store volatile float %val, float addrspace(1)* undef
  ret void
}

define amdgpu_kernel void @test_call_external_f64_func_void() #0 {
  ; GCN-LABEL: name: test_call_external_f64_func_void
  ; GCN: bb.1 (%ir-block.0):
  ; GCN:   liveins: $sgpr14, $sgpr15, $sgpr16, $vgpr0, $vgpr1, $vgpr2, $sgpr4_sgpr5, $sgpr6_sgpr7, $sgpr8_sgpr9, $sgpr10_sgpr11
  ; GCN:   [[COPY:%[0-9]+]]:vgpr_32(s32) = COPY $vgpr2
  ; GCN:   [[COPY1:%[0-9]+]]:vgpr_32(s32) = COPY $vgpr1
  ; GCN:   [[COPY2:%[0-9]+]]:vgpr_32(s32) = COPY $vgpr0
  ; GCN:   [[COPY3:%[0-9]+]]:sgpr_32 = COPY $sgpr16
  ; GCN:   [[COPY4:%[0-9]+]]:sgpr_32 = COPY $sgpr15
  ; GCN:   [[COPY5:%[0-9]+]]:sgpr_32 = COPY $sgpr14
  ; GCN:   [[COPY6:%[0-9]+]]:sgpr_64 = COPY $sgpr10_sgpr11
  ; GCN:   [[COPY7:%[0-9]+]]:sgpr_64 = COPY $sgpr6_sgpr7
  ; GCN:   [[COPY8:%[0-9]+]]:sgpr_64 = COPY $sgpr4_sgpr5
  ; GCN:   [[COPY9:%[0-9]+]]:_(p4) = COPY $sgpr8_sgpr9
  ; GCN:   [[DEF:%[0-9]+]]:_(p1) = G_IMPLICIT_DEF
  ; GCN:   ADJCALLSTACKUP 0, 0, implicit-def $scc
  ; GCN:   [[GV:%[0-9]+]]:sreg_64(p0) = G_GLOBAL_VALUE @external_f64_func_void
  ; GCN:   [[COPY10:%[0-9]+]]:_(p4) = COPY [[COPY8]]
  ; GCN:   [[COPY11:%[0-9]+]]:_(p4) = COPY [[COPY7]]
  ; GCN:   [[COPY12:%[0-9]+]]:_(p4) = COPY [[COPY9]](p4)
  ; GCN:   [[C:%[0-9]+]]:_(s64) = G_CONSTANT i64 0
  ; GCN:   [[PTR_ADD:%[0-9]+]]:_(p4) = G_PTR_ADD [[COPY12]], [[C]](s64)
  ; GCN:   [[COPY13:%[0-9]+]]:_(s64) = COPY [[COPY6]]
  ; GCN:   [[COPY14:%[0-9]+]]:_(s32) = COPY [[COPY5]]
  ; GCN:   [[COPY15:%[0-9]+]]:_(s32) = COPY [[COPY4]]
  ; GCN:   [[COPY16:%[0-9]+]]:_(s32) = COPY [[COPY3]]
  ; GCN:   [[COPY17:%[0-9]+]]:_(s32) = COPY [[COPY2]](s32)
  ; GCN:   [[COPY18:%[0-9]+]]:_(s32) = COPY [[COPY1]](s32)
  ; GCN:   [[C1:%[0-9]+]]:_(s32) = G_CONSTANT i32 10
  ; GCN:   [[SHL:%[0-9]+]]:_(s32) = G_SHL [[COPY18]], [[C1]](s32)
  ; GCN:   [[OR:%[0-9]+]]:_(s32) = G_OR [[COPY17]], [[SHL]]
  ; GCN:   [[COPY19:%[0-9]+]]:_(s32) = COPY [[COPY]](s32)
  ; GCN:   [[C2:%[0-9]+]]:_(s32) = G_CONSTANT i32 20
  ; GCN:   [[SHL1:%[0-9]+]]:_(s32) = G_SHL [[COPY19]], [[C2]](s32)
  ; GCN:   [[OR1:%[0-9]+]]:_(s32) = G_OR [[OR]], [[SHL1]]
  ; GCN:   [[COPY20:%[0-9]+]]:_(<4 x s32>) = COPY $private_rsrc_reg
  ; GCN:   $sgpr0_sgpr1_sgpr2_sgpr3 = COPY [[COPY20]](<4 x s32>)
  ; GCN:   $sgpr4_sgpr5 = COPY [[COPY10]](p4)
  ; GCN:   $sgpr6_sgpr7 = COPY [[COPY11]](p4)
  ; GCN:   $sgpr8_sgpr9 = COPY [[PTR_ADD]](p4)
  ; GCN:   $sgpr10_sgpr11 = COPY [[COPY13]](s64)
  ; GCN:   $sgpr12 = COPY [[COPY14]](s32)
  ; GCN:   $sgpr13 = COPY [[COPY15]](s32)
  ; GCN:   $sgpr14 = COPY [[COPY16]](s32)
  ; GCN:   $vgpr31 = COPY [[OR1]](s32)
  ; GCN:   $sgpr30_sgpr31 = SI_CALL [[GV]](p0), @external_f64_func_void, csr_amdgpu_highregs, implicit $sgpr0_sgpr1_sgpr2_sgpr3, implicit $sgpr4_sgpr5, implicit $sgpr6_sgpr7, implicit $sgpr8_sgpr9, implicit $sgpr10_sgpr11, implicit $sgpr12, implicit $sgpr13, implicit $sgpr14, implicit $vgpr31, implicit-def $vgpr0, implicit-def $vgpr1
  ; GCN:   [[COPY21:%[0-9]+]]:_(s32) = COPY $vgpr0
  ; GCN:   [[COPY22:%[0-9]+]]:_(s32) = COPY $vgpr1
  ; GCN:   [[MV:%[0-9]+]]:_(s64) = G_MERGE_VALUES [[COPY21]](s32), [[COPY22]](s32)
  ; GCN:   ADJCALLSTACKDOWN 0, 0, implicit-def $scc
  ; GCN:   G_STORE [[MV]](s64), [[DEF]](p1) :: (volatile store 8 into `double addrspace(1)* undef`, addrspace 1)
  ; GCN:   S_ENDPGM 0
  %val = call double @external_f64_func_void()
  store volatile double %val, double addrspace(1)* undef
  ret void
}

define amdgpu_kernel void @test_call_external_v2f64_func_void() #0 {
  ; GCN-LABEL: name: test_call_external_v2f64_func_void
  ; GCN: bb.1 (%ir-block.0):
  ; GCN:   liveins: $sgpr14, $sgpr15, $sgpr16, $vgpr0, $vgpr1, $vgpr2, $sgpr4_sgpr5, $sgpr6_sgpr7, $sgpr8_sgpr9, $sgpr10_sgpr11
  ; GCN:   [[COPY:%[0-9]+]]:vgpr_32(s32) = COPY $vgpr2
  ; GCN:   [[COPY1:%[0-9]+]]:vgpr_32(s32) = COPY $vgpr1
  ; GCN:   [[COPY2:%[0-9]+]]:vgpr_32(s32) = COPY $vgpr0
  ; GCN:   [[COPY3:%[0-9]+]]:sgpr_32 = COPY $sgpr16
  ; GCN:   [[COPY4:%[0-9]+]]:sgpr_32 = COPY $sgpr15
  ; GCN:   [[COPY5:%[0-9]+]]:sgpr_32 = COPY $sgpr14
  ; GCN:   [[COPY6:%[0-9]+]]:sgpr_64 = COPY $sgpr10_sgpr11
  ; GCN:   [[COPY7:%[0-9]+]]:sgpr_64 = COPY $sgpr6_sgpr7
  ; GCN:   [[COPY8:%[0-9]+]]:sgpr_64 = COPY $sgpr4_sgpr5
  ; GCN:   [[COPY9:%[0-9]+]]:_(p4) = COPY $sgpr8_sgpr9
  ; GCN:   [[DEF:%[0-9]+]]:_(p1) = G_IMPLICIT_DEF
  ; GCN:   ADJCALLSTACKUP 0, 0, implicit-def $scc
  ; GCN:   [[GV:%[0-9]+]]:sreg_64(p0) = G_GLOBAL_VALUE @external_v2f64_func_void
  ; GCN:   [[COPY10:%[0-9]+]]:_(p4) = COPY [[COPY8]]
  ; GCN:   [[COPY11:%[0-9]+]]:_(p4) = COPY [[COPY7]]
  ; GCN:   [[COPY12:%[0-9]+]]:_(p4) = COPY [[COPY9]](p4)
  ; GCN:   [[C:%[0-9]+]]:_(s64) = G_CONSTANT i64 0
  ; GCN:   [[PTR_ADD:%[0-9]+]]:_(p4) = G_PTR_ADD [[COPY12]], [[C]](s64)
  ; GCN:   [[COPY13:%[0-9]+]]:_(s64) = COPY [[COPY6]]
  ; GCN:   [[COPY14:%[0-9]+]]:_(s32) = COPY [[COPY5]]
  ; GCN:   [[COPY15:%[0-9]+]]:_(s32) = COPY [[COPY4]]
  ; GCN:   [[COPY16:%[0-9]+]]:_(s32) = COPY [[COPY3]]
  ; GCN:   [[COPY17:%[0-9]+]]:_(s32) = COPY [[COPY2]](s32)
  ; GCN:   [[COPY18:%[0-9]+]]:_(s32) = COPY [[COPY1]](s32)
  ; GCN:   [[C1:%[0-9]+]]:_(s32) = G_CONSTANT i32 10
  ; GCN:   [[SHL:%[0-9]+]]:_(s32) = G_SHL [[COPY18]], [[C1]](s32)
  ; GCN:   [[OR:%[0-9]+]]:_(s32) = G_OR [[COPY17]], [[SHL]]
  ; GCN:   [[COPY19:%[0-9]+]]:_(s32) = COPY [[COPY]](s32)
  ; GCN:   [[C2:%[0-9]+]]:_(s32) = G_CONSTANT i32 20
  ; GCN:   [[SHL1:%[0-9]+]]:_(s32) = G_SHL [[COPY19]], [[C2]](s32)
  ; GCN:   [[OR1:%[0-9]+]]:_(s32) = G_OR [[OR]], [[SHL1]]
  ; GCN:   [[COPY20:%[0-9]+]]:_(<4 x s32>) = COPY $private_rsrc_reg
  ; GCN:   $sgpr0_sgpr1_sgpr2_sgpr3 = COPY [[COPY20]](<4 x s32>)
  ; GCN:   $sgpr4_sgpr5 = COPY [[COPY10]](p4)
  ; GCN:   $sgpr6_sgpr7 = COPY [[COPY11]](p4)
  ; GCN:   $sgpr8_sgpr9 = COPY [[PTR_ADD]](p4)
  ; GCN:   $sgpr10_sgpr11 = COPY [[COPY13]](s64)
  ; GCN:   $sgpr12 = COPY [[COPY14]](s32)
  ; GCN:   $sgpr13 = COPY [[COPY15]](s32)
  ; GCN:   $sgpr14 = COPY [[COPY16]](s32)
  ; GCN:   $vgpr31 = COPY [[OR1]](s32)
  ; GCN:   $sgpr30_sgpr31 = SI_CALL [[GV]](p0), @external_v2f64_func_void, csr_amdgpu_highregs, implicit $sgpr0_sgpr1_sgpr2_sgpr3, implicit $sgpr4_sgpr5, implicit $sgpr6_sgpr7, implicit $sgpr8_sgpr9, implicit $sgpr10_sgpr11, implicit $sgpr12, implicit $sgpr13, implicit $sgpr14, implicit $vgpr31, implicit-def $vgpr0, implicit-def $vgpr1, implicit-def $vgpr2, implicit-def $vgpr3
  ; GCN:   [[COPY21:%[0-9]+]]:_(s32) = COPY $vgpr0
  ; GCN:   [[COPY22:%[0-9]+]]:_(s32) = COPY $vgpr1
  ; GCN:   [[COPY23:%[0-9]+]]:_(s32) = COPY $vgpr2
  ; GCN:   [[COPY24:%[0-9]+]]:_(s32) = COPY $vgpr3
  ; GCN:   [[MV:%[0-9]+]]:_(s64) = G_MERGE_VALUES [[COPY21]](s32), [[COPY22]](s32)
  ; GCN:   [[MV1:%[0-9]+]]:_(s64) = G_MERGE_VALUES [[COPY23]](s32), [[COPY24]](s32)
  ; GCN:   [[BUILD_VECTOR:%[0-9]+]]:_(<2 x s64>) = G_BUILD_VECTOR [[MV]](s64), [[MV1]](s64)
  ; GCN:   ADJCALLSTACKDOWN 0, 0, implicit-def $scc
  ; GCN:   G_STORE [[BUILD_VECTOR]](<2 x s64>), [[DEF]](p1) :: (volatile store 16 into `<2 x double> addrspace(1)* undef`, addrspace 1)
  ; GCN:   S_ENDPGM 0
  %val = call <2 x double> @external_v2f64_func_void()
  store volatile <2 x double> %val, <2 x double> addrspace(1)* undef
  ret void
}

define amdgpu_kernel void @test_call_external_v2i32_func_void() #0 {
  ; GCN-LABEL: name: test_call_external_v2i32_func_void
  ; GCN: bb.1 (%ir-block.0):
  ; GCN:   liveins: $sgpr14, $sgpr15, $sgpr16, $vgpr0, $vgpr1, $vgpr2, $sgpr4_sgpr5, $sgpr6_sgpr7, $sgpr8_sgpr9, $sgpr10_sgpr11
  ; GCN:   [[COPY:%[0-9]+]]:vgpr_32(s32) = COPY $vgpr2
  ; GCN:   [[COPY1:%[0-9]+]]:vgpr_32(s32) = COPY $vgpr1
  ; GCN:   [[COPY2:%[0-9]+]]:vgpr_32(s32) = COPY $vgpr0
  ; GCN:   [[COPY3:%[0-9]+]]:sgpr_32 = COPY $sgpr16
  ; GCN:   [[COPY4:%[0-9]+]]:sgpr_32 = COPY $sgpr15
  ; GCN:   [[COPY5:%[0-9]+]]:sgpr_32 = COPY $sgpr14
  ; GCN:   [[COPY6:%[0-9]+]]:sgpr_64 = COPY $sgpr10_sgpr11
  ; GCN:   [[COPY7:%[0-9]+]]:sgpr_64 = COPY $sgpr6_sgpr7
  ; GCN:   [[COPY8:%[0-9]+]]:sgpr_64 = COPY $sgpr4_sgpr5
  ; GCN:   [[COPY9:%[0-9]+]]:_(p4) = COPY $sgpr8_sgpr9
  ; GCN:   [[DEF:%[0-9]+]]:_(p1) = G_IMPLICIT_DEF
  ; GCN:   ADJCALLSTACKUP 0, 0, implicit-def $scc
  ; GCN:   [[GV:%[0-9]+]]:sreg_64(p0) = G_GLOBAL_VALUE @external_v2i32_func_void
  ; GCN:   [[COPY10:%[0-9]+]]:_(p4) = COPY [[COPY8]]
  ; GCN:   [[COPY11:%[0-9]+]]:_(p4) = COPY [[COPY7]]
  ; GCN:   [[COPY12:%[0-9]+]]:_(p4) = COPY [[COPY9]](p4)
  ; GCN:   [[C:%[0-9]+]]:_(s64) = G_CONSTANT i64 0
  ; GCN:   [[PTR_ADD:%[0-9]+]]:_(p4) = G_PTR_ADD [[COPY12]], [[C]](s64)
  ; GCN:   [[COPY13:%[0-9]+]]:_(s64) = COPY [[COPY6]]
  ; GCN:   [[COPY14:%[0-9]+]]:_(s32) = COPY [[COPY5]]
  ; GCN:   [[COPY15:%[0-9]+]]:_(s32) = COPY [[COPY4]]
  ; GCN:   [[COPY16:%[0-9]+]]:_(s32) = COPY [[COPY3]]
  ; GCN:   [[COPY17:%[0-9]+]]:_(s32) = COPY [[COPY2]](s32)
  ; GCN:   [[COPY18:%[0-9]+]]:_(s32) = COPY [[COPY1]](s32)
  ; GCN:   [[C1:%[0-9]+]]:_(s32) = G_CONSTANT i32 10
  ; GCN:   [[SHL:%[0-9]+]]:_(s32) = G_SHL [[COPY18]], [[C1]](s32)
  ; GCN:   [[OR:%[0-9]+]]:_(s32) = G_OR [[COPY17]], [[SHL]]
  ; GCN:   [[COPY19:%[0-9]+]]:_(s32) = COPY [[COPY]](s32)
  ; GCN:   [[C2:%[0-9]+]]:_(s32) = G_CONSTANT i32 20
  ; GCN:   [[SHL1:%[0-9]+]]:_(s32) = G_SHL [[COPY19]], [[C2]](s32)
  ; GCN:   [[OR1:%[0-9]+]]:_(s32) = G_OR [[OR]], [[SHL1]]
  ; GCN:   [[COPY20:%[0-9]+]]:_(<4 x s32>) = COPY $private_rsrc_reg
  ; GCN:   $sgpr0_sgpr1_sgpr2_sgpr3 = COPY [[COPY20]](<4 x s32>)
  ; GCN:   $sgpr4_sgpr5 = COPY [[COPY10]](p4)
  ; GCN:   $sgpr6_sgpr7 = COPY [[COPY11]](p4)
  ; GCN:   $sgpr8_sgpr9 = COPY [[PTR_ADD]](p4)
  ; GCN:   $sgpr10_sgpr11 = COPY [[COPY13]](s64)
  ; GCN:   $sgpr12 = COPY [[COPY14]](s32)
  ; GCN:   $sgpr13 = COPY [[COPY15]](s32)
  ; GCN:   $sgpr14 = COPY [[COPY16]](s32)
  ; GCN:   $vgpr31 = COPY [[OR1]](s32)
  ; GCN:   $sgpr30_sgpr31 = SI_CALL [[GV]](p0), @external_v2i32_func_void, csr_amdgpu_highregs, implicit $sgpr0_sgpr1_sgpr2_sgpr3, implicit $sgpr4_sgpr5, implicit $sgpr6_sgpr7, implicit $sgpr8_sgpr9, implicit $sgpr10_sgpr11, implicit $sgpr12, implicit $sgpr13, implicit $sgpr14, implicit $vgpr31, implicit-def $vgpr0, implicit-def $vgpr1
  ; GCN:   [[COPY21:%[0-9]+]]:_(s32) = COPY $vgpr0
  ; GCN:   [[COPY22:%[0-9]+]]:_(s32) = COPY $vgpr1
  ; GCN:   [[BUILD_VECTOR:%[0-9]+]]:_(<2 x s32>) = G_BUILD_VECTOR [[COPY21]](s32), [[COPY22]](s32)
  ; GCN:   ADJCALLSTACKDOWN 0, 0, implicit-def $scc
  ; GCN:   G_STORE [[BUILD_VECTOR]](<2 x s32>), [[DEF]](p1) :: (volatile store 8 into `<2 x i32> addrspace(1)* undef`, addrspace 1)
  ; GCN:   S_ENDPGM 0
  %val = call <2 x i32> @external_v2i32_func_void()
  store volatile <2 x i32> %val, <2 x i32> addrspace(1)* undef
  ret void
}

define amdgpu_kernel void @test_call_external_v3i32_func_void() #0 {
  ; GCN-LABEL: name: test_call_external_v3i32_func_void
  ; GCN: bb.1 (%ir-block.0):
  ; GCN:   liveins: $sgpr14, $sgpr15, $sgpr16, $vgpr0, $vgpr1, $vgpr2, $sgpr4_sgpr5, $sgpr6_sgpr7, $sgpr8_sgpr9, $sgpr10_sgpr11
  ; GCN:   [[COPY:%[0-9]+]]:vgpr_32(s32) = COPY $vgpr2
  ; GCN:   [[COPY1:%[0-9]+]]:vgpr_32(s32) = COPY $vgpr1
  ; GCN:   [[COPY2:%[0-9]+]]:vgpr_32(s32) = COPY $vgpr0
  ; GCN:   [[COPY3:%[0-9]+]]:sgpr_32 = COPY $sgpr16
  ; GCN:   [[COPY4:%[0-9]+]]:sgpr_32 = COPY $sgpr15
  ; GCN:   [[COPY5:%[0-9]+]]:sgpr_32 = COPY $sgpr14
  ; GCN:   [[COPY6:%[0-9]+]]:sgpr_64 = COPY $sgpr10_sgpr11
  ; GCN:   [[COPY7:%[0-9]+]]:sgpr_64 = COPY $sgpr6_sgpr7
  ; GCN:   [[COPY8:%[0-9]+]]:sgpr_64 = COPY $sgpr4_sgpr5
  ; GCN:   [[COPY9:%[0-9]+]]:_(p4) = COPY $sgpr8_sgpr9
  ; GCN:   [[DEF:%[0-9]+]]:_(p1) = G_IMPLICIT_DEF
  ; GCN:   ADJCALLSTACKUP 0, 0, implicit-def $scc
  ; GCN:   [[GV:%[0-9]+]]:sreg_64(p0) = G_GLOBAL_VALUE @external_v3i32_func_void
  ; GCN:   [[COPY10:%[0-9]+]]:_(p4) = COPY [[COPY8]]
  ; GCN:   [[COPY11:%[0-9]+]]:_(p4) = COPY [[COPY7]]
  ; GCN:   [[COPY12:%[0-9]+]]:_(p4) = COPY [[COPY9]](p4)
  ; GCN:   [[C:%[0-9]+]]:_(s64) = G_CONSTANT i64 0
  ; GCN:   [[PTR_ADD:%[0-9]+]]:_(p4) = G_PTR_ADD [[COPY12]], [[C]](s64)
  ; GCN:   [[COPY13:%[0-9]+]]:_(s64) = COPY [[COPY6]]
  ; GCN:   [[COPY14:%[0-9]+]]:_(s32) = COPY [[COPY5]]
  ; GCN:   [[COPY15:%[0-9]+]]:_(s32) = COPY [[COPY4]]
  ; GCN:   [[COPY16:%[0-9]+]]:_(s32) = COPY [[COPY3]]
  ; GCN:   [[COPY17:%[0-9]+]]:_(s32) = COPY [[COPY2]](s32)
  ; GCN:   [[COPY18:%[0-9]+]]:_(s32) = COPY [[COPY1]](s32)
  ; GCN:   [[C1:%[0-9]+]]:_(s32) = G_CONSTANT i32 10
  ; GCN:   [[SHL:%[0-9]+]]:_(s32) = G_SHL [[COPY18]], [[C1]](s32)
  ; GCN:   [[OR:%[0-9]+]]:_(s32) = G_OR [[COPY17]], [[SHL]]
  ; GCN:   [[COPY19:%[0-9]+]]:_(s32) = COPY [[COPY]](s32)
  ; GCN:   [[C2:%[0-9]+]]:_(s32) = G_CONSTANT i32 20
  ; GCN:   [[SHL1:%[0-9]+]]:_(s32) = G_SHL [[COPY19]], [[C2]](s32)
  ; GCN:   [[OR1:%[0-9]+]]:_(s32) = G_OR [[OR]], [[SHL1]]
  ; GCN:   [[COPY20:%[0-9]+]]:_(<4 x s32>) = COPY $private_rsrc_reg
  ; GCN:   $sgpr0_sgpr1_sgpr2_sgpr3 = COPY [[COPY20]](<4 x s32>)
  ; GCN:   $sgpr4_sgpr5 = COPY [[COPY10]](p4)
  ; GCN:   $sgpr6_sgpr7 = COPY [[COPY11]](p4)
  ; GCN:   $sgpr8_sgpr9 = COPY [[PTR_ADD]](p4)
  ; GCN:   $sgpr10_sgpr11 = COPY [[COPY13]](s64)
  ; GCN:   $sgpr12 = COPY [[COPY14]](s32)
  ; GCN:   $sgpr13 = COPY [[COPY15]](s32)
  ; GCN:   $sgpr14 = COPY [[COPY16]](s32)
  ; GCN:   $vgpr31 = COPY [[OR1]](s32)
  ; GCN:   $sgpr30_sgpr31 = SI_CALL [[GV]](p0), @external_v3i32_func_void, csr_amdgpu_highregs, implicit $sgpr0_sgpr1_sgpr2_sgpr3, implicit $sgpr4_sgpr5, implicit $sgpr6_sgpr7, implicit $sgpr8_sgpr9, implicit $sgpr10_sgpr11, implicit $sgpr12, implicit $sgpr13, implicit $sgpr14, implicit $vgpr31, implicit-def $vgpr0, implicit-def $vgpr1, implicit-def $vgpr2
  ; GCN:   [[COPY21:%[0-9]+]]:_(s32) = COPY $vgpr0
  ; GCN:   [[COPY22:%[0-9]+]]:_(s32) = COPY $vgpr1
  ; GCN:   [[COPY23:%[0-9]+]]:_(s32) = COPY $vgpr2
  ; GCN:   [[BUILD_VECTOR:%[0-9]+]]:_(<3 x s32>) = G_BUILD_VECTOR [[COPY21]](s32), [[COPY22]](s32), [[COPY23]](s32)
  ; GCN:   ADJCALLSTACKDOWN 0, 0, implicit-def $scc
  ; GCN:   G_STORE [[BUILD_VECTOR]](<3 x s32>), [[DEF]](p1) :: (volatile store 12 into `<3 x i32> addrspace(1)* undef`, align 8, addrspace 1)
  ; GCN:   S_ENDPGM 0
  %val = call <3 x i32> @external_v3i32_func_void()
  store volatile <3 x i32> %val, <3 x i32> addrspace(1)* undef, align 8
  ret void
}

define amdgpu_kernel void @test_call_external_v4i32_func_void() #0 {
  ; GCN-LABEL: name: test_call_external_v4i32_func_void
  ; GCN: bb.1 (%ir-block.0):
  ; GCN:   liveins: $sgpr14, $sgpr15, $sgpr16, $vgpr0, $vgpr1, $vgpr2, $sgpr4_sgpr5, $sgpr6_sgpr7, $sgpr8_sgpr9, $sgpr10_sgpr11
  ; GCN:   [[COPY:%[0-9]+]]:vgpr_32(s32) = COPY $vgpr2
  ; GCN:   [[COPY1:%[0-9]+]]:vgpr_32(s32) = COPY $vgpr1
  ; GCN:   [[COPY2:%[0-9]+]]:vgpr_32(s32) = COPY $vgpr0
  ; GCN:   [[COPY3:%[0-9]+]]:sgpr_32 = COPY $sgpr16
  ; GCN:   [[COPY4:%[0-9]+]]:sgpr_32 = COPY $sgpr15
  ; GCN:   [[COPY5:%[0-9]+]]:sgpr_32 = COPY $sgpr14
  ; GCN:   [[COPY6:%[0-9]+]]:sgpr_64 = COPY $sgpr10_sgpr11
  ; GCN:   [[COPY7:%[0-9]+]]:sgpr_64 = COPY $sgpr6_sgpr7
  ; GCN:   [[COPY8:%[0-9]+]]:sgpr_64 = COPY $sgpr4_sgpr5
  ; GCN:   [[COPY9:%[0-9]+]]:_(p4) = COPY $sgpr8_sgpr9
  ; GCN:   [[DEF:%[0-9]+]]:_(p1) = G_IMPLICIT_DEF
  ; GCN:   ADJCALLSTACKUP 0, 0, implicit-def $scc
  ; GCN:   [[GV:%[0-9]+]]:sreg_64(p0) = G_GLOBAL_VALUE @external_v4i32_func_void
  ; GCN:   [[COPY10:%[0-9]+]]:_(p4) = COPY [[COPY8]]
  ; GCN:   [[COPY11:%[0-9]+]]:_(p4) = COPY [[COPY7]]
  ; GCN:   [[COPY12:%[0-9]+]]:_(p4) = COPY [[COPY9]](p4)
  ; GCN:   [[C:%[0-9]+]]:_(s64) = G_CONSTANT i64 0
  ; GCN:   [[PTR_ADD:%[0-9]+]]:_(p4) = G_PTR_ADD [[COPY12]], [[C]](s64)
  ; GCN:   [[COPY13:%[0-9]+]]:_(s64) = COPY [[COPY6]]
  ; GCN:   [[COPY14:%[0-9]+]]:_(s32) = COPY [[COPY5]]
  ; GCN:   [[COPY15:%[0-9]+]]:_(s32) = COPY [[COPY4]]
  ; GCN:   [[COPY16:%[0-9]+]]:_(s32) = COPY [[COPY3]]
  ; GCN:   [[COPY17:%[0-9]+]]:_(s32) = COPY [[COPY2]](s32)
  ; GCN:   [[COPY18:%[0-9]+]]:_(s32) = COPY [[COPY1]](s32)
  ; GCN:   [[C1:%[0-9]+]]:_(s32) = G_CONSTANT i32 10
  ; GCN:   [[SHL:%[0-9]+]]:_(s32) = G_SHL [[COPY18]], [[C1]](s32)
  ; GCN:   [[OR:%[0-9]+]]:_(s32) = G_OR [[COPY17]], [[SHL]]
  ; GCN:   [[COPY19:%[0-9]+]]:_(s32) = COPY [[COPY]](s32)
  ; GCN:   [[C2:%[0-9]+]]:_(s32) = G_CONSTANT i32 20
  ; GCN:   [[SHL1:%[0-9]+]]:_(s32) = G_SHL [[COPY19]], [[C2]](s32)
  ; GCN:   [[OR1:%[0-9]+]]:_(s32) = G_OR [[OR]], [[SHL1]]
  ; GCN:   [[COPY20:%[0-9]+]]:_(<4 x s32>) = COPY $private_rsrc_reg
  ; GCN:   $sgpr0_sgpr1_sgpr2_sgpr3 = COPY [[COPY20]](<4 x s32>)
  ; GCN:   $sgpr4_sgpr5 = COPY [[COPY10]](p4)
  ; GCN:   $sgpr6_sgpr7 = COPY [[COPY11]](p4)
  ; GCN:   $sgpr8_sgpr9 = COPY [[PTR_ADD]](p4)
  ; GCN:   $sgpr10_sgpr11 = COPY [[COPY13]](s64)
  ; GCN:   $sgpr12 = COPY [[COPY14]](s32)
  ; GCN:   $sgpr13 = COPY [[COPY15]](s32)
  ; GCN:   $sgpr14 = COPY [[COPY16]](s32)
  ; GCN:   $vgpr31 = COPY [[OR1]](s32)
  ; GCN:   $sgpr30_sgpr31 = SI_CALL [[GV]](p0), @external_v4i32_func_void, csr_amdgpu_highregs, implicit $sgpr0_sgpr1_sgpr2_sgpr3, implicit $sgpr4_sgpr5, implicit $sgpr6_sgpr7, implicit $sgpr8_sgpr9, implicit $sgpr10_sgpr11, implicit $sgpr12, implicit $sgpr13, implicit $sgpr14, implicit $vgpr31, implicit-def $vgpr0, implicit-def $vgpr1, implicit-def $vgpr2, implicit-def $vgpr3
  ; GCN:   [[COPY21:%[0-9]+]]:_(s32) = COPY $vgpr0
  ; GCN:   [[COPY22:%[0-9]+]]:_(s32) = COPY $vgpr1
  ; GCN:   [[COPY23:%[0-9]+]]:_(s32) = COPY $vgpr2
  ; GCN:   [[COPY24:%[0-9]+]]:_(s32) = COPY $vgpr3
  ; GCN:   [[BUILD_VECTOR:%[0-9]+]]:_(<4 x s32>) = G_BUILD_VECTOR [[COPY21]](s32), [[COPY22]](s32), [[COPY23]](s32), [[COPY24]](s32)
  ; GCN:   ADJCALLSTACKDOWN 0, 0, implicit-def $scc
  ; GCN:   G_STORE [[BUILD_VECTOR]](<4 x s32>), [[DEF]](p1) :: (volatile store 16 into `<4 x i32> addrspace(1)* undef`, align 8, addrspace 1)
  ; GCN:   S_ENDPGM 0
  %val = call <4 x i32> @external_v4i32_func_void()
  store volatile <4 x i32> %val, <4 x i32> addrspace(1)* undef, align 8
  ret void
}

define amdgpu_kernel void @test_call_external_v5i32_func_void() #0 {
  ; GCN-LABEL: name: test_call_external_v5i32_func_void
  ; GCN: bb.1 (%ir-block.0):
  ; GCN:   liveins: $sgpr14, $sgpr15, $sgpr16, $vgpr0, $vgpr1, $vgpr2, $sgpr4_sgpr5, $sgpr6_sgpr7, $sgpr8_sgpr9, $sgpr10_sgpr11
  ; GCN:   [[COPY:%[0-9]+]]:vgpr_32(s32) = COPY $vgpr2
  ; GCN:   [[COPY1:%[0-9]+]]:vgpr_32(s32) = COPY $vgpr1
  ; GCN:   [[COPY2:%[0-9]+]]:vgpr_32(s32) = COPY $vgpr0
  ; GCN:   [[COPY3:%[0-9]+]]:sgpr_32 = COPY $sgpr16
  ; GCN:   [[COPY4:%[0-9]+]]:sgpr_32 = COPY $sgpr15
  ; GCN:   [[COPY5:%[0-9]+]]:sgpr_32 = COPY $sgpr14
  ; GCN:   [[COPY6:%[0-9]+]]:sgpr_64 = COPY $sgpr10_sgpr11
  ; GCN:   [[COPY7:%[0-9]+]]:sgpr_64 = COPY $sgpr6_sgpr7
  ; GCN:   [[COPY8:%[0-9]+]]:sgpr_64 = COPY $sgpr4_sgpr5
  ; GCN:   [[COPY9:%[0-9]+]]:_(p4) = COPY $sgpr8_sgpr9
  ; GCN:   [[DEF:%[0-9]+]]:_(p1) = G_IMPLICIT_DEF
  ; GCN:   ADJCALLSTACKUP 0, 0, implicit-def $scc
  ; GCN:   [[GV:%[0-9]+]]:sreg_64(p0) = G_GLOBAL_VALUE @external_v5i32_func_void
  ; GCN:   [[COPY10:%[0-9]+]]:_(p4) = COPY [[COPY8]]
  ; GCN:   [[COPY11:%[0-9]+]]:_(p4) = COPY [[COPY7]]
  ; GCN:   [[COPY12:%[0-9]+]]:_(p4) = COPY [[COPY9]](p4)
  ; GCN:   [[C:%[0-9]+]]:_(s64) = G_CONSTANT i64 0
  ; GCN:   [[PTR_ADD:%[0-9]+]]:_(p4) = G_PTR_ADD [[COPY12]], [[C]](s64)
  ; GCN:   [[COPY13:%[0-9]+]]:_(s64) = COPY [[COPY6]]
  ; GCN:   [[COPY14:%[0-9]+]]:_(s32) = COPY [[COPY5]]
  ; GCN:   [[COPY15:%[0-9]+]]:_(s32) = COPY [[COPY4]]
  ; GCN:   [[COPY16:%[0-9]+]]:_(s32) = COPY [[COPY3]]
  ; GCN:   [[COPY17:%[0-9]+]]:_(s32) = COPY [[COPY2]](s32)
  ; GCN:   [[COPY18:%[0-9]+]]:_(s32) = COPY [[COPY1]](s32)
  ; GCN:   [[C1:%[0-9]+]]:_(s32) = G_CONSTANT i32 10
  ; GCN:   [[SHL:%[0-9]+]]:_(s32) = G_SHL [[COPY18]], [[C1]](s32)
  ; GCN:   [[OR:%[0-9]+]]:_(s32) = G_OR [[COPY17]], [[SHL]]
  ; GCN:   [[COPY19:%[0-9]+]]:_(s32) = COPY [[COPY]](s32)
  ; GCN:   [[C2:%[0-9]+]]:_(s32) = G_CONSTANT i32 20
  ; GCN:   [[SHL1:%[0-9]+]]:_(s32) = G_SHL [[COPY19]], [[C2]](s32)
  ; GCN:   [[OR1:%[0-9]+]]:_(s32) = G_OR [[OR]], [[SHL1]]
  ; GCN:   [[COPY20:%[0-9]+]]:_(<4 x s32>) = COPY $private_rsrc_reg
  ; GCN:   $sgpr0_sgpr1_sgpr2_sgpr3 = COPY [[COPY20]](<4 x s32>)
  ; GCN:   $sgpr4_sgpr5 = COPY [[COPY10]](p4)
  ; GCN:   $sgpr6_sgpr7 = COPY [[COPY11]](p4)
  ; GCN:   $sgpr8_sgpr9 = COPY [[PTR_ADD]](p4)
  ; GCN:   $sgpr10_sgpr11 = COPY [[COPY13]](s64)
  ; GCN:   $sgpr12 = COPY [[COPY14]](s32)
  ; GCN:   $sgpr13 = COPY [[COPY15]](s32)
  ; GCN:   $sgpr14 = COPY [[COPY16]](s32)
  ; GCN:   $vgpr31 = COPY [[OR1]](s32)
  ; GCN:   $sgpr30_sgpr31 = SI_CALL [[GV]](p0), @external_v5i32_func_void, csr_amdgpu_highregs, implicit $sgpr0_sgpr1_sgpr2_sgpr3, implicit $sgpr4_sgpr5, implicit $sgpr6_sgpr7, implicit $sgpr8_sgpr9, implicit $sgpr10_sgpr11, implicit $sgpr12, implicit $sgpr13, implicit $sgpr14, implicit $vgpr31, implicit-def $vgpr0, implicit-def $vgpr1, implicit-def $vgpr2, implicit-def $vgpr3, implicit-def $vgpr4
  ; GCN:   [[COPY21:%[0-9]+]]:_(s32) = COPY $vgpr0
  ; GCN:   [[COPY22:%[0-9]+]]:_(s32) = COPY $vgpr1
  ; GCN:   [[COPY23:%[0-9]+]]:_(s32) = COPY $vgpr2
  ; GCN:   [[COPY24:%[0-9]+]]:_(s32) = COPY $vgpr3
  ; GCN:   [[COPY25:%[0-9]+]]:_(s32) = COPY $vgpr4
  ; GCN:   [[BUILD_VECTOR:%[0-9]+]]:_(<5 x s32>) = G_BUILD_VECTOR [[COPY21]](s32), [[COPY22]](s32), [[COPY23]](s32), [[COPY24]](s32), [[COPY25]](s32)
  ; GCN:   ADJCALLSTACKDOWN 0, 0, implicit-def $scc
  ; GCN:   G_STORE [[BUILD_VECTOR]](<5 x s32>), [[DEF]](p1) :: (volatile store 20 into `<5 x i32> addrspace(1)* undef`, align 8, addrspace 1)
  ; GCN:   S_ENDPGM 0
  %val = call <5 x i32> @external_v5i32_func_void()
  store volatile <5 x i32> %val, <5 x i32> addrspace(1)* undef, align 8
  ret void
}

define amdgpu_kernel void @test_call_external_v8i32_func_void() #0 {
  ; GCN-LABEL: name: test_call_external_v8i32_func_void
  ; GCN: bb.1 (%ir-block.0):
  ; GCN:   liveins: $sgpr14, $sgpr15, $sgpr16, $vgpr0, $vgpr1, $vgpr2, $sgpr4_sgpr5, $sgpr6_sgpr7, $sgpr8_sgpr9, $sgpr10_sgpr11
  ; GCN:   [[COPY:%[0-9]+]]:vgpr_32(s32) = COPY $vgpr2
  ; GCN:   [[COPY1:%[0-9]+]]:vgpr_32(s32) = COPY $vgpr1
  ; GCN:   [[COPY2:%[0-9]+]]:vgpr_32(s32) = COPY $vgpr0
  ; GCN:   [[COPY3:%[0-9]+]]:sgpr_32 = COPY $sgpr16
  ; GCN:   [[COPY4:%[0-9]+]]:sgpr_32 = COPY $sgpr15
  ; GCN:   [[COPY5:%[0-9]+]]:sgpr_32 = COPY $sgpr14
  ; GCN:   [[COPY6:%[0-9]+]]:sgpr_64 = COPY $sgpr10_sgpr11
  ; GCN:   [[COPY7:%[0-9]+]]:sgpr_64 = COPY $sgpr6_sgpr7
  ; GCN:   [[COPY8:%[0-9]+]]:sgpr_64 = COPY $sgpr4_sgpr5
  ; GCN:   [[COPY9:%[0-9]+]]:_(p4) = COPY $sgpr8_sgpr9
  ; GCN:   [[DEF:%[0-9]+]]:_(p1) = G_IMPLICIT_DEF
  ; GCN:   ADJCALLSTACKUP 0, 0, implicit-def $scc
  ; GCN:   [[GV:%[0-9]+]]:sreg_64(p0) = G_GLOBAL_VALUE @external_v8i32_func_void
  ; GCN:   [[COPY10:%[0-9]+]]:_(p4) = COPY [[COPY8]]
  ; GCN:   [[COPY11:%[0-9]+]]:_(p4) = COPY [[COPY7]]
  ; GCN:   [[COPY12:%[0-9]+]]:_(p4) = COPY [[COPY9]](p4)
  ; GCN:   [[C:%[0-9]+]]:_(s64) = G_CONSTANT i64 0
  ; GCN:   [[PTR_ADD:%[0-9]+]]:_(p4) = G_PTR_ADD [[COPY12]], [[C]](s64)
  ; GCN:   [[COPY13:%[0-9]+]]:_(s64) = COPY [[COPY6]]
  ; GCN:   [[COPY14:%[0-9]+]]:_(s32) = COPY [[COPY5]]
  ; GCN:   [[COPY15:%[0-9]+]]:_(s32) = COPY [[COPY4]]
  ; GCN:   [[COPY16:%[0-9]+]]:_(s32) = COPY [[COPY3]]
  ; GCN:   [[COPY17:%[0-9]+]]:_(s32) = COPY [[COPY2]](s32)
  ; GCN:   [[COPY18:%[0-9]+]]:_(s32) = COPY [[COPY1]](s32)
  ; GCN:   [[C1:%[0-9]+]]:_(s32) = G_CONSTANT i32 10
  ; GCN:   [[SHL:%[0-9]+]]:_(s32) = G_SHL [[COPY18]], [[C1]](s32)
  ; GCN:   [[OR:%[0-9]+]]:_(s32) = G_OR [[COPY17]], [[SHL]]
  ; GCN:   [[COPY19:%[0-9]+]]:_(s32) = COPY [[COPY]](s32)
  ; GCN:   [[C2:%[0-9]+]]:_(s32) = G_CONSTANT i32 20
  ; GCN:   [[SHL1:%[0-9]+]]:_(s32) = G_SHL [[COPY19]], [[C2]](s32)
  ; GCN:   [[OR1:%[0-9]+]]:_(s32) = G_OR [[OR]], [[SHL1]]
  ; GCN:   [[COPY20:%[0-9]+]]:_(<4 x s32>) = COPY $private_rsrc_reg
  ; GCN:   $sgpr0_sgpr1_sgpr2_sgpr3 = COPY [[COPY20]](<4 x s32>)
  ; GCN:   $sgpr4_sgpr5 = COPY [[COPY10]](p4)
  ; GCN:   $sgpr6_sgpr7 = COPY [[COPY11]](p4)
  ; GCN:   $sgpr8_sgpr9 = COPY [[PTR_ADD]](p4)
  ; GCN:   $sgpr10_sgpr11 = COPY [[COPY13]](s64)
  ; GCN:   $sgpr12 = COPY [[COPY14]](s32)
  ; GCN:   $sgpr13 = COPY [[COPY15]](s32)
  ; GCN:   $sgpr14 = COPY [[COPY16]](s32)
  ; GCN:   $vgpr31 = COPY [[OR1]](s32)
  ; GCN:   $sgpr30_sgpr31 = SI_CALL [[GV]](p0), @external_v8i32_func_void, csr_amdgpu_highregs, implicit $sgpr0_sgpr1_sgpr2_sgpr3, implicit $sgpr4_sgpr5, implicit $sgpr6_sgpr7, implicit $sgpr8_sgpr9, implicit $sgpr10_sgpr11, implicit $sgpr12, implicit $sgpr13, implicit $sgpr14, implicit $vgpr31, implicit-def $vgpr0, implicit-def $vgpr1, implicit-def $vgpr2, implicit-def $vgpr3, implicit-def $vgpr4, implicit-def $vgpr5, implicit-def $vgpr6, implicit-def $vgpr7
  ; GCN:   [[COPY21:%[0-9]+]]:_(s32) = COPY $vgpr0
  ; GCN:   [[COPY22:%[0-9]+]]:_(s32) = COPY $vgpr1
  ; GCN:   [[COPY23:%[0-9]+]]:_(s32) = COPY $vgpr2
  ; GCN:   [[COPY24:%[0-9]+]]:_(s32) = COPY $vgpr3
  ; GCN:   [[COPY25:%[0-9]+]]:_(s32) = COPY $vgpr4
  ; GCN:   [[COPY26:%[0-9]+]]:_(s32) = COPY $vgpr5
  ; GCN:   [[COPY27:%[0-9]+]]:_(s32) = COPY $vgpr6
  ; GCN:   [[COPY28:%[0-9]+]]:_(s32) = COPY $vgpr7
  ; GCN:   [[BUILD_VECTOR:%[0-9]+]]:_(<8 x s32>) = G_BUILD_VECTOR [[COPY21]](s32), [[COPY22]](s32), [[COPY23]](s32), [[COPY24]](s32), [[COPY25]](s32), [[COPY26]](s32), [[COPY27]](s32), [[COPY28]](s32)
  ; GCN:   ADJCALLSTACKDOWN 0, 0, implicit-def $scc
  ; GCN:   G_STORE [[BUILD_VECTOR]](<8 x s32>), [[DEF]](p1) :: (volatile store 32 into `<8 x i32> addrspace(1)* undef`, align 8, addrspace 1)
  ; GCN:   S_ENDPGM 0
  %val = call <8 x i32> @external_v8i32_func_void()
  store volatile <8 x i32> %val, <8 x i32> addrspace(1)* undef, align 8
  ret void
}

define amdgpu_kernel void @test_call_external_v16i32_func_void() #0 {
  ; GCN-LABEL: name: test_call_external_v16i32_func_void
  ; GCN: bb.1 (%ir-block.0):
  ; GCN:   liveins: $sgpr14, $sgpr15, $sgpr16, $vgpr0, $vgpr1, $vgpr2, $sgpr4_sgpr5, $sgpr6_sgpr7, $sgpr8_sgpr9, $sgpr10_sgpr11
  ; GCN:   [[COPY:%[0-9]+]]:vgpr_32(s32) = COPY $vgpr2
  ; GCN:   [[COPY1:%[0-9]+]]:vgpr_32(s32) = COPY $vgpr1
  ; GCN:   [[COPY2:%[0-9]+]]:vgpr_32(s32) = COPY $vgpr0
  ; GCN:   [[COPY3:%[0-9]+]]:sgpr_32 = COPY $sgpr16
  ; GCN:   [[COPY4:%[0-9]+]]:sgpr_32 = COPY $sgpr15
  ; GCN:   [[COPY5:%[0-9]+]]:sgpr_32 = COPY $sgpr14
  ; GCN:   [[COPY6:%[0-9]+]]:sgpr_64 = COPY $sgpr10_sgpr11
  ; GCN:   [[COPY7:%[0-9]+]]:sgpr_64 = COPY $sgpr6_sgpr7
  ; GCN:   [[COPY8:%[0-9]+]]:sgpr_64 = COPY $sgpr4_sgpr5
  ; GCN:   [[COPY9:%[0-9]+]]:_(p4) = COPY $sgpr8_sgpr9
  ; GCN:   [[DEF:%[0-9]+]]:_(p1) = G_IMPLICIT_DEF
  ; GCN:   ADJCALLSTACKUP 0, 0, implicit-def $scc
  ; GCN:   [[GV:%[0-9]+]]:sreg_64(p0) = G_GLOBAL_VALUE @external_v16i32_func_void
  ; GCN:   [[COPY10:%[0-9]+]]:_(p4) = COPY [[COPY8]]
  ; GCN:   [[COPY11:%[0-9]+]]:_(p4) = COPY [[COPY7]]
  ; GCN:   [[COPY12:%[0-9]+]]:_(p4) = COPY [[COPY9]](p4)
  ; GCN:   [[C:%[0-9]+]]:_(s64) = G_CONSTANT i64 0
  ; GCN:   [[PTR_ADD:%[0-9]+]]:_(p4) = G_PTR_ADD [[COPY12]], [[C]](s64)
  ; GCN:   [[COPY13:%[0-9]+]]:_(s64) = COPY [[COPY6]]
  ; GCN:   [[COPY14:%[0-9]+]]:_(s32) = COPY [[COPY5]]
  ; GCN:   [[COPY15:%[0-9]+]]:_(s32) = COPY [[COPY4]]
  ; GCN:   [[COPY16:%[0-9]+]]:_(s32) = COPY [[COPY3]]
  ; GCN:   [[COPY17:%[0-9]+]]:_(s32) = COPY [[COPY2]](s32)
  ; GCN:   [[COPY18:%[0-9]+]]:_(s32) = COPY [[COPY1]](s32)
  ; GCN:   [[C1:%[0-9]+]]:_(s32) = G_CONSTANT i32 10
  ; GCN:   [[SHL:%[0-9]+]]:_(s32) = G_SHL [[COPY18]], [[C1]](s32)
  ; GCN:   [[OR:%[0-9]+]]:_(s32) = G_OR [[COPY17]], [[SHL]]
  ; GCN:   [[COPY19:%[0-9]+]]:_(s32) = COPY [[COPY]](s32)
  ; GCN:   [[C2:%[0-9]+]]:_(s32) = G_CONSTANT i32 20
  ; GCN:   [[SHL1:%[0-9]+]]:_(s32) = G_SHL [[COPY19]], [[C2]](s32)
  ; GCN:   [[OR1:%[0-9]+]]:_(s32) = G_OR [[OR]], [[SHL1]]
  ; GCN:   [[COPY20:%[0-9]+]]:_(<4 x s32>) = COPY $private_rsrc_reg
  ; GCN:   $sgpr0_sgpr1_sgpr2_sgpr3 = COPY [[COPY20]](<4 x s32>)
  ; GCN:   $sgpr4_sgpr5 = COPY [[COPY10]](p4)
  ; GCN:   $sgpr6_sgpr7 = COPY [[COPY11]](p4)
  ; GCN:   $sgpr8_sgpr9 = COPY [[PTR_ADD]](p4)
  ; GCN:   $sgpr10_sgpr11 = COPY [[COPY13]](s64)
  ; GCN:   $sgpr12 = COPY [[COPY14]](s32)
  ; GCN:   $sgpr13 = COPY [[COPY15]](s32)
  ; GCN:   $sgpr14 = COPY [[COPY16]](s32)
  ; GCN:   $vgpr31 = COPY [[OR1]](s32)
  ; GCN:   $sgpr30_sgpr31 = SI_CALL [[GV]](p0), @external_v16i32_func_void, csr_amdgpu_highregs, implicit $sgpr0_sgpr1_sgpr2_sgpr3, implicit $sgpr4_sgpr5, implicit $sgpr6_sgpr7, implicit $sgpr8_sgpr9, implicit $sgpr10_sgpr11, implicit $sgpr12, implicit $sgpr13, implicit $sgpr14, implicit $vgpr31, implicit-def $vgpr0, implicit-def $vgpr1, implicit-def $vgpr2, implicit-def $vgpr3, implicit-def $vgpr4, implicit-def $vgpr5, implicit-def $vgpr6, implicit-def $vgpr7, implicit-def $vgpr8, implicit-def $vgpr9, implicit-def $vgpr10, implicit-def $vgpr11, implicit-def $vgpr12, implicit-def $vgpr13, implicit-def $vgpr14, implicit-def $vgpr15
  ; GCN:   [[COPY21:%[0-9]+]]:_(s32) = COPY $vgpr0
  ; GCN:   [[COPY22:%[0-9]+]]:_(s32) = COPY $vgpr1
  ; GCN:   [[COPY23:%[0-9]+]]:_(s32) = COPY $vgpr2
  ; GCN:   [[COPY24:%[0-9]+]]:_(s32) = COPY $vgpr3
  ; GCN:   [[COPY25:%[0-9]+]]:_(s32) = COPY $vgpr4
  ; GCN:   [[COPY26:%[0-9]+]]:_(s32) = COPY $vgpr5
  ; GCN:   [[COPY27:%[0-9]+]]:_(s32) = COPY $vgpr6
  ; GCN:   [[COPY28:%[0-9]+]]:_(s32) = COPY $vgpr7
  ; GCN:   [[COPY29:%[0-9]+]]:_(s32) = COPY $vgpr8
  ; GCN:   [[COPY30:%[0-9]+]]:_(s32) = COPY $vgpr9
  ; GCN:   [[COPY31:%[0-9]+]]:_(s32) = COPY $vgpr10
  ; GCN:   [[COPY32:%[0-9]+]]:_(s32) = COPY $vgpr11
  ; GCN:   [[COPY33:%[0-9]+]]:_(s32) = COPY $vgpr12
  ; GCN:   [[COPY34:%[0-9]+]]:_(s32) = COPY $vgpr13
  ; GCN:   [[COPY35:%[0-9]+]]:_(s32) = COPY $vgpr14
  ; GCN:   [[COPY36:%[0-9]+]]:_(s32) = COPY $vgpr15
  ; GCN:   [[BUILD_VECTOR:%[0-9]+]]:_(<16 x s32>) = G_BUILD_VECTOR [[COPY21]](s32), [[COPY22]](s32), [[COPY23]](s32), [[COPY24]](s32), [[COPY25]](s32), [[COPY26]](s32), [[COPY27]](s32), [[COPY28]](s32), [[COPY29]](s32), [[COPY30]](s32), [[COPY31]](s32), [[COPY32]](s32), [[COPY33]](s32), [[COPY34]](s32), [[COPY35]](s32), [[COPY36]](s32)
  ; GCN:   ADJCALLSTACKDOWN 0, 0, implicit-def $scc
  ; GCN:   G_STORE [[BUILD_VECTOR]](<16 x s32>), [[DEF]](p1) :: (volatile store 64 into `<16 x i32> addrspace(1)* undef`, align 8, addrspace 1)
  ; GCN:   S_ENDPGM 0
  %val = call <16 x i32> @external_v16i32_func_void()
  store volatile <16 x i32> %val, <16 x i32> addrspace(1)* undef, align 8
  ret void
}

define amdgpu_kernel void @test_call_external_v32i32_func_void() #0 {
  ; GCN-LABEL: name: test_call_external_v32i32_func_void
  ; GCN: bb.1 (%ir-block.0):
  ; GCN:   liveins: $sgpr14, $sgpr15, $sgpr16, $vgpr0, $vgpr1, $vgpr2, $sgpr4_sgpr5, $sgpr6_sgpr7, $sgpr8_sgpr9, $sgpr10_sgpr11
  ; GCN:   [[COPY:%[0-9]+]]:vgpr_32(s32) = COPY $vgpr2
  ; GCN:   [[COPY1:%[0-9]+]]:vgpr_32(s32) = COPY $vgpr1
  ; GCN:   [[COPY2:%[0-9]+]]:vgpr_32(s32) = COPY $vgpr0
  ; GCN:   [[COPY3:%[0-9]+]]:sgpr_32 = COPY $sgpr16
  ; GCN:   [[COPY4:%[0-9]+]]:sgpr_32 = COPY $sgpr15
  ; GCN:   [[COPY5:%[0-9]+]]:sgpr_32 = COPY $sgpr14
  ; GCN:   [[COPY6:%[0-9]+]]:sgpr_64 = COPY $sgpr10_sgpr11
  ; GCN:   [[COPY7:%[0-9]+]]:sgpr_64 = COPY $sgpr6_sgpr7
  ; GCN:   [[COPY8:%[0-9]+]]:sgpr_64 = COPY $sgpr4_sgpr5
  ; GCN:   [[COPY9:%[0-9]+]]:_(p4) = COPY $sgpr8_sgpr9
  ; GCN:   [[DEF:%[0-9]+]]:_(p1) = G_IMPLICIT_DEF
  ; GCN:   ADJCALLSTACKUP 0, 0, implicit-def $scc
  ; GCN:   [[GV:%[0-9]+]]:sreg_64(p0) = G_GLOBAL_VALUE @external_v32i32_func_void
  ; GCN:   [[COPY10:%[0-9]+]]:_(p4) = COPY [[COPY8]]
  ; GCN:   [[COPY11:%[0-9]+]]:_(p4) = COPY [[COPY7]]
  ; GCN:   [[COPY12:%[0-9]+]]:_(p4) = COPY [[COPY9]](p4)
  ; GCN:   [[C:%[0-9]+]]:_(s64) = G_CONSTANT i64 0
  ; GCN:   [[PTR_ADD:%[0-9]+]]:_(p4) = G_PTR_ADD [[COPY12]], [[C]](s64)
  ; GCN:   [[COPY13:%[0-9]+]]:_(s64) = COPY [[COPY6]]
  ; GCN:   [[COPY14:%[0-9]+]]:_(s32) = COPY [[COPY5]]
  ; GCN:   [[COPY15:%[0-9]+]]:_(s32) = COPY [[COPY4]]
  ; GCN:   [[COPY16:%[0-9]+]]:_(s32) = COPY [[COPY3]]
  ; GCN:   [[COPY17:%[0-9]+]]:_(s32) = COPY [[COPY2]](s32)
  ; GCN:   [[COPY18:%[0-9]+]]:_(s32) = COPY [[COPY1]](s32)
  ; GCN:   [[C1:%[0-9]+]]:_(s32) = G_CONSTANT i32 10
  ; GCN:   [[SHL:%[0-9]+]]:_(s32) = G_SHL [[COPY18]], [[C1]](s32)
  ; GCN:   [[OR:%[0-9]+]]:_(s32) = G_OR [[COPY17]], [[SHL]]
  ; GCN:   [[COPY19:%[0-9]+]]:_(s32) = COPY [[COPY]](s32)
  ; GCN:   [[C2:%[0-9]+]]:_(s32) = G_CONSTANT i32 20
  ; GCN:   [[SHL1:%[0-9]+]]:_(s32) = G_SHL [[COPY19]], [[C2]](s32)
  ; GCN:   [[OR1:%[0-9]+]]:_(s32) = G_OR [[OR]], [[SHL1]]
  ; GCN:   [[COPY20:%[0-9]+]]:_(<4 x s32>) = COPY $private_rsrc_reg
  ; GCN:   $sgpr0_sgpr1_sgpr2_sgpr3 = COPY [[COPY20]](<4 x s32>)
  ; GCN:   $sgpr4_sgpr5 = COPY [[COPY10]](p4)
  ; GCN:   $sgpr6_sgpr7 = COPY [[COPY11]](p4)
  ; GCN:   $sgpr8_sgpr9 = COPY [[PTR_ADD]](p4)
  ; GCN:   $sgpr10_sgpr11 = COPY [[COPY13]](s64)
  ; GCN:   $sgpr12 = COPY [[COPY14]](s32)
  ; GCN:   $sgpr13 = COPY [[COPY15]](s32)
  ; GCN:   $sgpr14 = COPY [[COPY16]](s32)
  ; GCN:   $vgpr31 = COPY [[OR1]](s32)
  ; GCN:   $sgpr30_sgpr31 = SI_CALL [[GV]](p0), @external_v32i32_func_void, csr_amdgpu_highregs, implicit $sgpr0_sgpr1_sgpr2_sgpr3, implicit $sgpr4_sgpr5, implicit $sgpr6_sgpr7, implicit $sgpr8_sgpr9, implicit $sgpr10_sgpr11, implicit $sgpr12, implicit $sgpr13, implicit $sgpr14, implicit $vgpr31, implicit-def $vgpr0, implicit-def $vgpr1, implicit-def $vgpr2, implicit-def $vgpr3, implicit-def $vgpr4, implicit-def $vgpr5, implicit-def $vgpr6, implicit-def $vgpr7, implicit-def $vgpr8, implicit-def $vgpr9, implicit-def $vgpr10, implicit-def $vgpr11, implicit-def $vgpr12, implicit-def $vgpr13, implicit-def $vgpr14, implicit-def $vgpr15, implicit-def $vgpr16, implicit-def $vgpr17, implicit-def $vgpr18, implicit-def $vgpr19, implicit-def $vgpr20, implicit-def $vgpr21, implicit-def $vgpr22, implicit-def $vgpr23, implicit-def $vgpr24, implicit-def $vgpr25, implicit-def $vgpr26, implicit-def $vgpr27, implicit-def $vgpr28, implicit-def $vgpr29, implicit-def $vgpr30, implicit-def $vgpr31
  ; GCN:   [[COPY21:%[0-9]+]]:_(s32) = COPY $vgpr0
  ; GCN:   [[COPY22:%[0-9]+]]:_(s32) = COPY $vgpr1
  ; GCN:   [[COPY23:%[0-9]+]]:_(s32) = COPY $vgpr2
  ; GCN:   [[COPY24:%[0-9]+]]:_(s32) = COPY $vgpr3
  ; GCN:   [[COPY25:%[0-9]+]]:_(s32) = COPY $vgpr4
  ; GCN:   [[COPY26:%[0-9]+]]:_(s32) = COPY $vgpr5
  ; GCN:   [[COPY27:%[0-9]+]]:_(s32) = COPY $vgpr6
  ; GCN:   [[COPY28:%[0-9]+]]:_(s32) = COPY $vgpr7
  ; GCN:   [[COPY29:%[0-9]+]]:_(s32) = COPY $vgpr8
  ; GCN:   [[COPY30:%[0-9]+]]:_(s32) = COPY $vgpr9
  ; GCN:   [[COPY31:%[0-9]+]]:_(s32) = COPY $vgpr10
  ; GCN:   [[COPY32:%[0-9]+]]:_(s32) = COPY $vgpr11
  ; GCN:   [[COPY33:%[0-9]+]]:_(s32) = COPY $vgpr12
  ; GCN:   [[COPY34:%[0-9]+]]:_(s32) = COPY $vgpr13
  ; GCN:   [[COPY35:%[0-9]+]]:_(s32) = COPY $vgpr14
  ; GCN:   [[COPY36:%[0-9]+]]:_(s32) = COPY $vgpr15
  ; GCN:   [[COPY37:%[0-9]+]]:_(s32) = COPY $vgpr16
  ; GCN:   [[COPY38:%[0-9]+]]:_(s32) = COPY $vgpr17
  ; GCN:   [[COPY39:%[0-9]+]]:_(s32) = COPY $vgpr18
  ; GCN:   [[COPY40:%[0-9]+]]:_(s32) = COPY $vgpr19
  ; GCN:   [[COPY41:%[0-9]+]]:_(s32) = COPY $vgpr20
  ; GCN:   [[COPY42:%[0-9]+]]:_(s32) = COPY $vgpr21
  ; GCN:   [[COPY43:%[0-9]+]]:_(s32) = COPY $vgpr22
  ; GCN:   [[COPY44:%[0-9]+]]:_(s32) = COPY $vgpr23
  ; GCN:   [[COPY45:%[0-9]+]]:_(s32) = COPY $vgpr24
  ; GCN:   [[COPY46:%[0-9]+]]:_(s32) = COPY $vgpr25
  ; GCN:   [[COPY47:%[0-9]+]]:_(s32) = COPY $vgpr26
  ; GCN:   [[COPY48:%[0-9]+]]:_(s32) = COPY $vgpr27
  ; GCN:   [[COPY49:%[0-9]+]]:_(s32) = COPY $vgpr28
  ; GCN:   [[COPY50:%[0-9]+]]:_(s32) = COPY $vgpr29
  ; GCN:   [[COPY51:%[0-9]+]]:_(s32) = COPY $vgpr30
  ; GCN:   [[COPY52:%[0-9]+]]:_(s32) = COPY $vgpr31
  ; GCN:   [[BUILD_VECTOR:%[0-9]+]]:_(<32 x s32>) = G_BUILD_VECTOR [[COPY21]](s32), [[COPY22]](s32), [[COPY23]](s32), [[COPY24]](s32), [[COPY25]](s32), [[COPY26]](s32), [[COPY27]](s32), [[COPY28]](s32), [[COPY29]](s32), [[COPY30]](s32), [[COPY31]](s32), [[COPY32]](s32), [[COPY33]](s32), [[COPY34]](s32), [[COPY35]](s32), [[COPY36]](s32), [[COPY37]](s32), [[COPY38]](s32), [[COPY39]](s32), [[COPY40]](s32), [[COPY41]](s32), [[COPY42]](s32), [[COPY43]](s32), [[COPY44]](s32), [[COPY45]](s32), [[COPY46]](s32), [[COPY47]](s32), [[COPY48]](s32), [[COPY49]](s32), [[COPY50]](s32), [[COPY51]](s32), [[COPY52]](s32)
  ; GCN:   ADJCALLSTACKDOWN 0, 0, implicit-def $scc
  ; GCN:   G_STORE [[BUILD_VECTOR]](<32 x s32>), [[DEF]](p1) :: (volatile store 128 into `<32 x i32> addrspace(1)* undef`, align 8, addrspace 1)
  ; GCN:   S_ENDPGM 0
  %val = call <32 x i32> @external_v32i32_func_void()
  store volatile <32 x i32> %val, <32 x i32> addrspace(1)* undef, align 8
  ret void
}

define amdgpu_kernel void @test_call_external_v2i16_func_void() #0 {
  ; GCN-LABEL: name: test_call_external_v2i16_func_void
  ; GCN: bb.1 (%ir-block.0):
  ; GCN:   liveins: $sgpr14, $sgpr15, $sgpr16, $vgpr0, $vgpr1, $vgpr2, $sgpr4_sgpr5, $sgpr6_sgpr7, $sgpr8_sgpr9, $sgpr10_sgpr11
  ; GCN:   [[COPY:%[0-9]+]]:vgpr_32(s32) = COPY $vgpr2
  ; GCN:   [[COPY1:%[0-9]+]]:vgpr_32(s32) = COPY $vgpr1
  ; GCN:   [[COPY2:%[0-9]+]]:vgpr_32(s32) = COPY $vgpr0
  ; GCN:   [[COPY3:%[0-9]+]]:sgpr_32 = COPY $sgpr16
  ; GCN:   [[COPY4:%[0-9]+]]:sgpr_32 = COPY $sgpr15
  ; GCN:   [[COPY5:%[0-9]+]]:sgpr_32 = COPY $sgpr14
  ; GCN:   [[COPY6:%[0-9]+]]:sgpr_64 = COPY $sgpr10_sgpr11
  ; GCN:   [[COPY7:%[0-9]+]]:sgpr_64 = COPY $sgpr6_sgpr7
  ; GCN:   [[COPY8:%[0-9]+]]:sgpr_64 = COPY $sgpr4_sgpr5
  ; GCN:   [[COPY9:%[0-9]+]]:_(p4) = COPY $sgpr8_sgpr9
  ; GCN:   [[DEF:%[0-9]+]]:_(p1) = G_IMPLICIT_DEF
  ; GCN:   ADJCALLSTACKUP 0, 0, implicit-def $scc
  ; GCN:   [[GV:%[0-9]+]]:sreg_64(p0) = G_GLOBAL_VALUE @external_v2i16_func_void
  ; GCN:   [[COPY10:%[0-9]+]]:_(p4) = COPY [[COPY8]]
  ; GCN:   [[COPY11:%[0-9]+]]:_(p4) = COPY [[COPY7]]
  ; GCN:   [[COPY12:%[0-9]+]]:_(p4) = COPY [[COPY9]](p4)
  ; GCN:   [[C:%[0-9]+]]:_(s64) = G_CONSTANT i64 0
  ; GCN:   [[PTR_ADD:%[0-9]+]]:_(p4) = G_PTR_ADD [[COPY12]], [[C]](s64)
  ; GCN:   [[COPY13:%[0-9]+]]:_(s64) = COPY [[COPY6]]
  ; GCN:   [[COPY14:%[0-9]+]]:_(s32) = COPY [[COPY5]]
  ; GCN:   [[COPY15:%[0-9]+]]:_(s32) = COPY [[COPY4]]
  ; GCN:   [[COPY16:%[0-9]+]]:_(s32) = COPY [[COPY3]]
  ; GCN:   [[COPY17:%[0-9]+]]:_(s32) = COPY [[COPY2]](s32)
  ; GCN:   [[COPY18:%[0-9]+]]:_(s32) = COPY [[COPY1]](s32)
  ; GCN:   [[C1:%[0-9]+]]:_(s32) = G_CONSTANT i32 10
  ; GCN:   [[SHL:%[0-9]+]]:_(s32) = G_SHL [[COPY18]], [[C1]](s32)
  ; GCN:   [[OR:%[0-9]+]]:_(s32) = G_OR [[COPY17]], [[SHL]]
  ; GCN:   [[COPY19:%[0-9]+]]:_(s32) = COPY [[COPY]](s32)
  ; GCN:   [[C2:%[0-9]+]]:_(s32) = G_CONSTANT i32 20
  ; GCN:   [[SHL1:%[0-9]+]]:_(s32) = G_SHL [[COPY19]], [[C2]](s32)
  ; GCN:   [[OR1:%[0-9]+]]:_(s32) = G_OR [[OR]], [[SHL1]]
  ; GCN:   [[COPY20:%[0-9]+]]:_(<4 x s32>) = COPY $private_rsrc_reg
  ; GCN:   $sgpr0_sgpr1_sgpr2_sgpr3 = COPY [[COPY20]](<4 x s32>)
  ; GCN:   $sgpr4_sgpr5 = COPY [[COPY10]](p4)
  ; GCN:   $sgpr6_sgpr7 = COPY [[COPY11]](p4)
  ; GCN:   $sgpr8_sgpr9 = COPY [[PTR_ADD]](p4)
  ; GCN:   $sgpr10_sgpr11 = COPY [[COPY13]](s64)
  ; GCN:   $sgpr12 = COPY [[COPY14]](s32)
  ; GCN:   $sgpr13 = COPY [[COPY15]](s32)
  ; GCN:   $sgpr14 = COPY [[COPY16]](s32)
  ; GCN:   $vgpr31 = COPY [[OR1]](s32)
  ; GCN:   $sgpr30_sgpr31 = SI_CALL [[GV]](p0), @external_v2i16_func_void, csr_amdgpu_highregs, implicit $sgpr0_sgpr1_sgpr2_sgpr3, implicit $sgpr4_sgpr5, implicit $sgpr6_sgpr7, implicit $sgpr8_sgpr9, implicit $sgpr10_sgpr11, implicit $sgpr12, implicit $sgpr13, implicit $sgpr14, implicit $vgpr31, implicit-def $vgpr0
  ; GCN:   [[COPY21:%[0-9]+]]:_(<2 x s16>) = COPY $vgpr0
  ; GCN:   ADJCALLSTACKDOWN 0, 0, implicit-def $scc
  ; GCN:   G_STORE [[COPY21]](<2 x s16>), [[DEF]](p1) :: (volatile store 4 into `<2 x i16> addrspace(1)* undef`, addrspace 1)
  ; GCN:   S_ENDPGM 0
  %val = call <2 x i16> @external_v2i16_func_void()
  store volatile <2 x i16> %val, <2 x i16> addrspace(1)* undef
  ret void
}

define amdgpu_kernel void @test_call_external_v3i16_func_void() #0 {
  ; GCN-LABEL: name: test_call_external_v3i16_func_void
  ; GCN: bb.1 (%ir-block.0):
  ; GCN:   liveins: $sgpr14, $sgpr15, $sgpr16, $vgpr0, $vgpr1, $vgpr2, $sgpr4_sgpr5, $sgpr6_sgpr7, $sgpr8_sgpr9, $sgpr10_sgpr11
  ; GCN:   [[COPY:%[0-9]+]]:vgpr_32(s32) = COPY $vgpr2
  ; GCN:   [[COPY1:%[0-9]+]]:vgpr_32(s32) = COPY $vgpr1
  ; GCN:   [[COPY2:%[0-9]+]]:vgpr_32(s32) = COPY $vgpr0
  ; GCN:   [[COPY3:%[0-9]+]]:sgpr_32 = COPY $sgpr16
  ; GCN:   [[COPY4:%[0-9]+]]:sgpr_32 = COPY $sgpr15
  ; GCN:   [[COPY5:%[0-9]+]]:sgpr_32 = COPY $sgpr14
  ; GCN:   [[COPY6:%[0-9]+]]:sgpr_64 = COPY $sgpr10_sgpr11
  ; GCN:   [[COPY7:%[0-9]+]]:sgpr_64 = COPY $sgpr6_sgpr7
  ; GCN:   [[COPY8:%[0-9]+]]:sgpr_64 = COPY $sgpr4_sgpr5
  ; GCN:   [[COPY9:%[0-9]+]]:_(p4) = COPY $sgpr8_sgpr9
  ; GCN:   [[DEF:%[0-9]+]]:_(p1) = G_IMPLICIT_DEF
  ; GCN:   ADJCALLSTACKUP 0, 0, implicit-def $scc
  ; GCN:   [[GV:%[0-9]+]]:sreg_64(p0) = G_GLOBAL_VALUE @external_v3i16_func_void
  ; GCN:   [[COPY10:%[0-9]+]]:_(p4) = COPY [[COPY8]]
  ; GCN:   [[COPY11:%[0-9]+]]:_(p4) = COPY [[COPY7]]
  ; GCN:   [[COPY12:%[0-9]+]]:_(p4) = COPY [[COPY9]](p4)
  ; GCN:   [[C:%[0-9]+]]:_(s64) = G_CONSTANT i64 0
  ; GCN:   [[PTR_ADD:%[0-9]+]]:_(p4) = G_PTR_ADD [[COPY12]], [[C]](s64)
  ; GCN:   [[COPY13:%[0-9]+]]:_(s64) = COPY [[COPY6]]
  ; GCN:   [[COPY14:%[0-9]+]]:_(s32) = COPY [[COPY5]]
  ; GCN:   [[COPY15:%[0-9]+]]:_(s32) = COPY [[COPY4]]
  ; GCN:   [[COPY16:%[0-9]+]]:_(s32) = COPY [[COPY3]]
  ; GCN:   [[COPY17:%[0-9]+]]:_(s32) = COPY [[COPY2]](s32)
  ; GCN:   [[COPY18:%[0-9]+]]:_(s32) = COPY [[COPY1]](s32)
  ; GCN:   [[C1:%[0-9]+]]:_(s32) = G_CONSTANT i32 10
  ; GCN:   [[SHL:%[0-9]+]]:_(s32) = G_SHL [[COPY18]], [[C1]](s32)
  ; GCN:   [[OR:%[0-9]+]]:_(s32) = G_OR [[COPY17]], [[SHL]]
  ; GCN:   [[COPY19:%[0-9]+]]:_(s32) = COPY [[COPY]](s32)
  ; GCN:   [[C2:%[0-9]+]]:_(s32) = G_CONSTANT i32 20
  ; GCN:   [[SHL1:%[0-9]+]]:_(s32) = G_SHL [[COPY19]], [[C2]](s32)
  ; GCN:   [[OR1:%[0-9]+]]:_(s32) = G_OR [[OR]], [[SHL1]]
  ; GCN:   [[COPY20:%[0-9]+]]:_(<4 x s32>) = COPY $private_rsrc_reg
  ; GCN:   $sgpr0_sgpr1_sgpr2_sgpr3 = COPY [[COPY20]](<4 x s32>)
  ; GCN:   $sgpr4_sgpr5 = COPY [[COPY10]](p4)
  ; GCN:   $sgpr6_sgpr7 = COPY [[COPY11]](p4)
  ; GCN:   $sgpr8_sgpr9 = COPY [[PTR_ADD]](p4)
  ; GCN:   $sgpr10_sgpr11 = COPY [[COPY13]](s64)
  ; GCN:   $sgpr12 = COPY [[COPY14]](s32)
  ; GCN:   $sgpr13 = COPY [[COPY15]](s32)
  ; GCN:   $sgpr14 = COPY [[COPY16]](s32)
  ; GCN:   $vgpr31 = COPY [[OR1]](s32)
  ; GCN:   $sgpr30_sgpr31 = SI_CALL [[GV]](p0), @external_v3i16_func_void, csr_amdgpu_highregs, implicit $sgpr0_sgpr1_sgpr2_sgpr3, implicit $sgpr4_sgpr5, implicit $sgpr6_sgpr7, implicit $sgpr8_sgpr9, implicit $sgpr10_sgpr11, implicit $sgpr12, implicit $sgpr13, implicit $sgpr14, implicit $vgpr31, implicit-def $vgpr0, implicit-def $vgpr1
  ; GCN:   [[COPY21:%[0-9]+]]:_(<2 x s16>) = COPY $vgpr0
  ; GCN:   [[COPY22:%[0-9]+]]:_(<2 x s16>) = COPY $vgpr1
  ; GCN:   [[DEF1:%[0-9]+]]:_(<2 x s16>) = G_IMPLICIT_DEF
  ; GCN:   [[CONCAT_VECTORS:%[0-9]+]]:_(<6 x s16>) = G_CONCAT_VECTORS [[COPY21]](<2 x s16>), [[COPY22]](<2 x s16>), [[DEF1]](<2 x s16>)
  ; GCN:   [[UV:%[0-9]+]]:_(<3 x s16>), [[UV1:%[0-9]+]]:_(<3 x s16>) = G_UNMERGE_VALUES [[CONCAT_VECTORS]](<6 x s16>)
  ; GCN:   ADJCALLSTACKDOWN 0, 0, implicit-def $scc
  ; GCN:   G_STORE [[UV]](<3 x s16>), [[DEF]](p1) :: (volatile store 6 into `<3 x i16> addrspace(1)* undef`, align 8, addrspace 1)
  ; GCN:   S_ENDPGM 0
  %val = call <3 x i16> @external_v3i16_func_void()
  store volatile <3 x i16> %val, <3 x i16> addrspace(1)* undef
  ret void
}

define amdgpu_kernel void @test_call_external_v4i16_func_void() #0 {
  ; GCN-LABEL: name: test_call_external_v4i16_func_void
  ; GCN: bb.1 (%ir-block.0):
  ; GCN:   liveins: $sgpr14, $sgpr15, $sgpr16, $vgpr0, $vgpr1, $vgpr2, $sgpr4_sgpr5, $sgpr6_sgpr7, $sgpr8_sgpr9, $sgpr10_sgpr11
  ; GCN:   [[COPY:%[0-9]+]]:vgpr_32(s32) = COPY $vgpr2
  ; GCN:   [[COPY1:%[0-9]+]]:vgpr_32(s32) = COPY $vgpr1
  ; GCN:   [[COPY2:%[0-9]+]]:vgpr_32(s32) = COPY $vgpr0
  ; GCN:   [[COPY3:%[0-9]+]]:sgpr_32 = COPY $sgpr16
  ; GCN:   [[COPY4:%[0-9]+]]:sgpr_32 = COPY $sgpr15
  ; GCN:   [[COPY5:%[0-9]+]]:sgpr_32 = COPY $sgpr14
  ; GCN:   [[COPY6:%[0-9]+]]:sgpr_64 = COPY $sgpr10_sgpr11
  ; GCN:   [[COPY7:%[0-9]+]]:sgpr_64 = COPY $sgpr6_sgpr7
  ; GCN:   [[COPY8:%[0-9]+]]:sgpr_64 = COPY $sgpr4_sgpr5
  ; GCN:   [[COPY9:%[0-9]+]]:_(p4) = COPY $sgpr8_sgpr9
  ; GCN:   [[DEF:%[0-9]+]]:_(p1) = G_IMPLICIT_DEF
  ; GCN:   ADJCALLSTACKUP 0, 0, implicit-def $scc
  ; GCN:   [[GV:%[0-9]+]]:sreg_64(p0) = G_GLOBAL_VALUE @external_v4i16_func_void
  ; GCN:   [[COPY10:%[0-9]+]]:_(p4) = COPY [[COPY8]]
  ; GCN:   [[COPY11:%[0-9]+]]:_(p4) = COPY [[COPY7]]
  ; GCN:   [[COPY12:%[0-9]+]]:_(p4) = COPY [[COPY9]](p4)
  ; GCN:   [[C:%[0-9]+]]:_(s64) = G_CONSTANT i64 0
  ; GCN:   [[PTR_ADD:%[0-9]+]]:_(p4) = G_PTR_ADD [[COPY12]], [[C]](s64)
  ; GCN:   [[COPY13:%[0-9]+]]:_(s64) = COPY [[COPY6]]
  ; GCN:   [[COPY14:%[0-9]+]]:_(s32) = COPY [[COPY5]]
  ; GCN:   [[COPY15:%[0-9]+]]:_(s32) = COPY [[COPY4]]
  ; GCN:   [[COPY16:%[0-9]+]]:_(s32) = COPY [[COPY3]]
  ; GCN:   [[COPY17:%[0-9]+]]:_(s32) = COPY [[COPY2]](s32)
  ; GCN:   [[COPY18:%[0-9]+]]:_(s32) = COPY [[COPY1]](s32)
  ; GCN:   [[C1:%[0-9]+]]:_(s32) = G_CONSTANT i32 10
  ; GCN:   [[SHL:%[0-9]+]]:_(s32) = G_SHL [[COPY18]], [[C1]](s32)
  ; GCN:   [[OR:%[0-9]+]]:_(s32) = G_OR [[COPY17]], [[SHL]]
  ; GCN:   [[COPY19:%[0-9]+]]:_(s32) = COPY [[COPY]](s32)
  ; GCN:   [[C2:%[0-9]+]]:_(s32) = G_CONSTANT i32 20
  ; GCN:   [[SHL1:%[0-9]+]]:_(s32) = G_SHL [[COPY19]], [[C2]](s32)
  ; GCN:   [[OR1:%[0-9]+]]:_(s32) = G_OR [[OR]], [[SHL1]]
  ; GCN:   [[COPY20:%[0-9]+]]:_(<4 x s32>) = COPY $private_rsrc_reg
  ; GCN:   $sgpr0_sgpr1_sgpr2_sgpr3 = COPY [[COPY20]](<4 x s32>)
  ; GCN:   $sgpr4_sgpr5 = COPY [[COPY10]](p4)
  ; GCN:   $sgpr6_sgpr7 = COPY [[COPY11]](p4)
  ; GCN:   $sgpr8_sgpr9 = COPY [[PTR_ADD]](p4)
  ; GCN:   $sgpr10_sgpr11 = COPY [[COPY13]](s64)
  ; GCN:   $sgpr12 = COPY [[COPY14]](s32)
  ; GCN:   $sgpr13 = COPY [[COPY15]](s32)
  ; GCN:   $sgpr14 = COPY [[COPY16]](s32)
  ; GCN:   $vgpr31 = COPY [[OR1]](s32)
  ; GCN:   $sgpr30_sgpr31 = SI_CALL [[GV]](p0), @external_v4i16_func_void, csr_amdgpu_highregs, implicit $sgpr0_sgpr1_sgpr2_sgpr3, implicit $sgpr4_sgpr5, implicit $sgpr6_sgpr7, implicit $sgpr8_sgpr9, implicit $sgpr10_sgpr11, implicit $sgpr12, implicit $sgpr13, implicit $sgpr14, implicit $vgpr31, implicit-def $vgpr0, implicit-def $vgpr1
  ; GCN:   [[COPY21:%[0-9]+]]:_(<2 x s16>) = COPY $vgpr0
  ; GCN:   [[COPY22:%[0-9]+]]:_(<2 x s16>) = COPY $vgpr1
  ; GCN:   [[CONCAT_VECTORS:%[0-9]+]]:_(<4 x s16>) = G_CONCAT_VECTORS [[COPY21]](<2 x s16>), [[COPY22]](<2 x s16>)
  ; GCN:   ADJCALLSTACKDOWN 0, 0, implicit-def $scc
  ; GCN:   G_STORE [[CONCAT_VECTORS]](<4 x s16>), [[DEF]](p1) :: (volatile store 8 into `<4 x i16> addrspace(1)* undef`, addrspace 1)
  ; GCN:   S_ENDPGM 0
  %val = call <4 x i16> @external_v4i16_func_void()
  store volatile <4 x i16> %val, <4 x i16> addrspace(1)* undef
  ret void
}

define amdgpu_kernel void @test_call_external_v2f16_func_void() #0 {
  ; GCN-LABEL: name: test_call_external_v2f16_func_void
  ; GCN: bb.1 (%ir-block.0):
  ; GCN:   liveins: $sgpr14, $sgpr15, $sgpr16, $vgpr0, $vgpr1, $vgpr2, $sgpr4_sgpr5, $sgpr6_sgpr7, $sgpr8_sgpr9, $sgpr10_sgpr11
  ; GCN:   [[COPY:%[0-9]+]]:vgpr_32(s32) = COPY $vgpr2
  ; GCN:   [[COPY1:%[0-9]+]]:vgpr_32(s32) = COPY $vgpr1
  ; GCN:   [[COPY2:%[0-9]+]]:vgpr_32(s32) = COPY $vgpr0
  ; GCN:   [[COPY3:%[0-9]+]]:sgpr_32 = COPY $sgpr16
  ; GCN:   [[COPY4:%[0-9]+]]:sgpr_32 = COPY $sgpr15
  ; GCN:   [[COPY5:%[0-9]+]]:sgpr_32 = COPY $sgpr14
  ; GCN:   [[COPY6:%[0-9]+]]:sgpr_64 = COPY $sgpr10_sgpr11
  ; GCN:   [[COPY7:%[0-9]+]]:sgpr_64 = COPY $sgpr6_sgpr7
  ; GCN:   [[COPY8:%[0-9]+]]:sgpr_64 = COPY $sgpr4_sgpr5
  ; GCN:   [[COPY9:%[0-9]+]]:_(p4) = COPY $sgpr8_sgpr9
  ; GCN:   [[DEF:%[0-9]+]]:_(p1) = G_IMPLICIT_DEF
  ; GCN:   ADJCALLSTACKUP 0, 0, implicit-def $scc
  ; GCN:   [[GV:%[0-9]+]]:sreg_64(p0) = G_GLOBAL_VALUE @external_v2f16_func_void
  ; GCN:   [[COPY10:%[0-9]+]]:_(p4) = COPY [[COPY8]]
  ; GCN:   [[COPY11:%[0-9]+]]:_(p4) = COPY [[COPY7]]
  ; GCN:   [[COPY12:%[0-9]+]]:_(p4) = COPY [[COPY9]](p4)
  ; GCN:   [[C:%[0-9]+]]:_(s64) = G_CONSTANT i64 0
  ; GCN:   [[PTR_ADD:%[0-9]+]]:_(p4) = G_PTR_ADD [[COPY12]], [[C]](s64)
  ; GCN:   [[COPY13:%[0-9]+]]:_(s64) = COPY [[COPY6]]
  ; GCN:   [[COPY14:%[0-9]+]]:_(s32) = COPY [[COPY5]]
  ; GCN:   [[COPY15:%[0-9]+]]:_(s32) = COPY [[COPY4]]
  ; GCN:   [[COPY16:%[0-9]+]]:_(s32) = COPY [[COPY3]]
  ; GCN:   [[COPY17:%[0-9]+]]:_(s32) = COPY [[COPY2]](s32)
  ; GCN:   [[COPY18:%[0-9]+]]:_(s32) = COPY [[COPY1]](s32)
  ; GCN:   [[C1:%[0-9]+]]:_(s32) = G_CONSTANT i32 10
  ; GCN:   [[SHL:%[0-9]+]]:_(s32) = G_SHL [[COPY18]], [[C1]](s32)
  ; GCN:   [[OR:%[0-9]+]]:_(s32) = G_OR [[COPY17]], [[SHL]]
  ; GCN:   [[COPY19:%[0-9]+]]:_(s32) = COPY [[COPY]](s32)
  ; GCN:   [[C2:%[0-9]+]]:_(s32) = G_CONSTANT i32 20
  ; GCN:   [[SHL1:%[0-9]+]]:_(s32) = G_SHL [[COPY19]], [[C2]](s32)
  ; GCN:   [[OR1:%[0-9]+]]:_(s32) = G_OR [[OR]], [[SHL1]]
  ; GCN:   [[COPY20:%[0-9]+]]:_(<4 x s32>) = COPY $private_rsrc_reg
  ; GCN:   $sgpr0_sgpr1_sgpr2_sgpr3 = COPY [[COPY20]](<4 x s32>)
  ; GCN:   $sgpr4_sgpr5 = COPY [[COPY10]](p4)
  ; GCN:   $sgpr6_sgpr7 = COPY [[COPY11]](p4)
  ; GCN:   $sgpr8_sgpr9 = COPY [[PTR_ADD]](p4)
  ; GCN:   $sgpr10_sgpr11 = COPY [[COPY13]](s64)
  ; GCN:   $sgpr12 = COPY [[COPY14]](s32)
  ; GCN:   $sgpr13 = COPY [[COPY15]](s32)
  ; GCN:   $sgpr14 = COPY [[COPY16]](s32)
  ; GCN:   $vgpr31 = COPY [[OR1]](s32)
  ; GCN:   $sgpr30_sgpr31 = SI_CALL [[GV]](p0), @external_v2f16_func_void, csr_amdgpu_highregs, implicit $sgpr0_sgpr1_sgpr2_sgpr3, implicit $sgpr4_sgpr5, implicit $sgpr6_sgpr7, implicit $sgpr8_sgpr9, implicit $sgpr10_sgpr11, implicit $sgpr12, implicit $sgpr13, implicit $sgpr14, implicit $vgpr31, implicit-def $vgpr0
  ; GCN:   [[COPY21:%[0-9]+]]:_(<2 x s16>) = COPY $vgpr0
  ; GCN:   ADJCALLSTACKDOWN 0, 0, implicit-def $scc
  ; GCN:   G_STORE [[COPY21]](<2 x s16>), [[DEF]](p1) :: (volatile store 4 into `<2 x half> addrspace(1)* undef`, addrspace 1)
  ; GCN:   S_ENDPGM 0
  %val = call <2 x half> @external_v2f16_func_void()
  store volatile <2 x half> %val, <2 x half> addrspace(1)* undef
  ret void
}

define amdgpu_kernel void @test_call_external_v3f16_func_void() #0 {
  ; GCN-LABEL: name: test_call_external_v3f16_func_void
  ; GCN: bb.1 (%ir-block.0):
  ; GCN:   liveins: $sgpr14, $sgpr15, $sgpr16, $vgpr0, $vgpr1, $vgpr2, $sgpr4_sgpr5, $sgpr6_sgpr7, $sgpr8_sgpr9, $sgpr10_sgpr11
  ; GCN:   [[COPY:%[0-9]+]]:vgpr_32(s32) = COPY $vgpr2
  ; GCN:   [[COPY1:%[0-9]+]]:vgpr_32(s32) = COPY $vgpr1
  ; GCN:   [[COPY2:%[0-9]+]]:vgpr_32(s32) = COPY $vgpr0
  ; GCN:   [[COPY3:%[0-9]+]]:sgpr_32 = COPY $sgpr16
  ; GCN:   [[COPY4:%[0-9]+]]:sgpr_32 = COPY $sgpr15
  ; GCN:   [[COPY5:%[0-9]+]]:sgpr_32 = COPY $sgpr14
  ; GCN:   [[COPY6:%[0-9]+]]:sgpr_64 = COPY $sgpr10_sgpr11
  ; GCN:   [[COPY7:%[0-9]+]]:sgpr_64 = COPY $sgpr6_sgpr7
  ; GCN:   [[COPY8:%[0-9]+]]:sgpr_64 = COPY $sgpr4_sgpr5
  ; GCN:   [[COPY9:%[0-9]+]]:_(p4) = COPY $sgpr8_sgpr9
  ; GCN:   [[DEF:%[0-9]+]]:_(p1) = G_IMPLICIT_DEF
  ; GCN:   ADJCALLSTACKUP 0, 0, implicit-def $scc
  ; GCN:   [[GV:%[0-9]+]]:sreg_64(p0) = G_GLOBAL_VALUE @external_v3f16_func_void
  ; GCN:   [[COPY10:%[0-9]+]]:_(p4) = COPY [[COPY8]]
  ; GCN:   [[COPY11:%[0-9]+]]:_(p4) = COPY [[COPY7]]
  ; GCN:   [[COPY12:%[0-9]+]]:_(p4) = COPY [[COPY9]](p4)
  ; GCN:   [[C:%[0-9]+]]:_(s64) = G_CONSTANT i64 0
  ; GCN:   [[PTR_ADD:%[0-9]+]]:_(p4) = G_PTR_ADD [[COPY12]], [[C]](s64)
  ; GCN:   [[COPY13:%[0-9]+]]:_(s64) = COPY [[COPY6]]
  ; GCN:   [[COPY14:%[0-9]+]]:_(s32) = COPY [[COPY5]]
  ; GCN:   [[COPY15:%[0-9]+]]:_(s32) = COPY [[COPY4]]
  ; GCN:   [[COPY16:%[0-9]+]]:_(s32) = COPY [[COPY3]]
  ; GCN:   [[COPY17:%[0-9]+]]:_(s32) = COPY [[COPY2]](s32)
  ; GCN:   [[COPY18:%[0-9]+]]:_(s32) = COPY [[COPY1]](s32)
  ; GCN:   [[C1:%[0-9]+]]:_(s32) = G_CONSTANT i32 10
  ; GCN:   [[SHL:%[0-9]+]]:_(s32) = G_SHL [[COPY18]], [[C1]](s32)
  ; GCN:   [[OR:%[0-9]+]]:_(s32) = G_OR [[COPY17]], [[SHL]]
  ; GCN:   [[COPY19:%[0-9]+]]:_(s32) = COPY [[COPY]](s32)
  ; GCN:   [[C2:%[0-9]+]]:_(s32) = G_CONSTANT i32 20
  ; GCN:   [[SHL1:%[0-9]+]]:_(s32) = G_SHL [[COPY19]], [[C2]](s32)
  ; GCN:   [[OR1:%[0-9]+]]:_(s32) = G_OR [[OR]], [[SHL1]]
  ; GCN:   [[COPY20:%[0-9]+]]:_(<4 x s32>) = COPY $private_rsrc_reg
  ; GCN:   $sgpr0_sgpr1_sgpr2_sgpr3 = COPY [[COPY20]](<4 x s32>)
  ; GCN:   $sgpr4_sgpr5 = COPY [[COPY10]](p4)
  ; GCN:   $sgpr6_sgpr7 = COPY [[COPY11]](p4)
  ; GCN:   $sgpr8_sgpr9 = COPY [[PTR_ADD]](p4)
  ; GCN:   $sgpr10_sgpr11 = COPY [[COPY13]](s64)
  ; GCN:   $sgpr12 = COPY [[COPY14]](s32)
  ; GCN:   $sgpr13 = COPY [[COPY15]](s32)
  ; GCN:   $sgpr14 = COPY [[COPY16]](s32)
  ; GCN:   $vgpr31 = COPY [[OR1]](s32)
  ; GCN:   $sgpr30_sgpr31 = SI_CALL [[GV]](p0), @external_v3f16_func_void, csr_amdgpu_highregs, implicit $sgpr0_sgpr1_sgpr2_sgpr3, implicit $sgpr4_sgpr5, implicit $sgpr6_sgpr7, implicit $sgpr8_sgpr9, implicit $sgpr10_sgpr11, implicit $sgpr12, implicit $sgpr13, implicit $sgpr14, implicit $vgpr31, implicit-def $vgpr0, implicit-def $vgpr1
  ; GCN:   [[COPY21:%[0-9]+]]:_(<2 x s16>) = COPY $vgpr0
  ; GCN:   [[COPY22:%[0-9]+]]:_(<2 x s16>) = COPY $vgpr1
  ; GCN:   [[DEF1:%[0-9]+]]:_(<2 x s16>) = G_IMPLICIT_DEF
  ; GCN:   [[CONCAT_VECTORS:%[0-9]+]]:_(<6 x s16>) = G_CONCAT_VECTORS [[COPY21]](<2 x s16>), [[COPY22]](<2 x s16>), [[DEF1]](<2 x s16>)
  ; GCN:   [[UV:%[0-9]+]]:_(<3 x s16>), [[UV1:%[0-9]+]]:_(<3 x s16>) = G_UNMERGE_VALUES [[CONCAT_VECTORS]](<6 x s16>)
  ; GCN:   ADJCALLSTACKDOWN 0, 0, implicit-def $scc
  ; GCN:   G_STORE [[UV]](<3 x s16>), [[DEF]](p1) :: (volatile store 6 into `<3 x half> addrspace(1)* undef`, align 8, addrspace 1)
  ; GCN:   S_ENDPGM 0
  %val = call <3 x half> @external_v3f16_func_void()
  store volatile <3 x half> %val, <3 x half> addrspace(1)* undef
  ret void
}

define amdgpu_kernel void @test_call_external_v4f16_func_void() #0 {
  ; GCN-LABEL: name: test_call_external_v4f16_func_void
  ; GCN: bb.1 (%ir-block.0):
  ; GCN:   liveins: $sgpr14, $sgpr15, $sgpr16, $vgpr0, $vgpr1, $vgpr2, $sgpr4_sgpr5, $sgpr6_sgpr7, $sgpr8_sgpr9, $sgpr10_sgpr11
  ; GCN:   [[COPY:%[0-9]+]]:vgpr_32(s32) = COPY $vgpr2
  ; GCN:   [[COPY1:%[0-9]+]]:vgpr_32(s32) = COPY $vgpr1
  ; GCN:   [[COPY2:%[0-9]+]]:vgpr_32(s32) = COPY $vgpr0
  ; GCN:   [[COPY3:%[0-9]+]]:sgpr_32 = COPY $sgpr16
  ; GCN:   [[COPY4:%[0-9]+]]:sgpr_32 = COPY $sgpr15
  ; GCN:   [[COPY5:%[0-9]+]]:sgpr_32 = COPY $sgpr14
  ; GCN:   [[COPY6:%[0-9]+]]:sgpr_64 = COPY $sgpr10_sgpr11
  ; GCN:   [[COPY7:%[0-9]+]]:sgpr_64 = COPY $sgpr6_sgpr7
  ; GCN:   [[COPY8:%[0-9]+]]:sgpr_64 = COPY $sgpr4_sgpr5
  ; GCN:   [[COPY9:%[0-9]+]]:_(p4) = COPY $sgpr8_sgpr9
  ; GCN:   [[DEF:%[0-9]+]]:_(p1) = G_IMPLICIT_DEF
  ; GCN:   ADJCALLSTACKUP 0, 0, implicit-def $scc
  ; GCN:   [[GV:%[0-9]+]]:sreg_64(p0) = G_GLOBAL_VALUE @external_v4f16_func_void
  ; GCN:   [[COPY10:%[0-9]+]]:_(p4) = COPY [[COPY8]]
  ; GCN:   [[COPY11:%[0-9]+]]:_(p4) = COPY [[COPY7]]
  ; GCN:   [[COPY12:%[0-9]+]]:_(p4) = COPY [[COPY9]](p4)
  ; GCN:   [[C:%[0-9]+]]:_(s64) = G_CONSTANT i64 0
  ; GCN:   [[PTR_ADD:%[0-9]+]]:_(p4) = G_PTR_ADD [[COPY12]], [[C]](s64)
  ; GCN:   [[COPY13:%[0-9]+]]:_(s64) = COPY [[COPY6]]
  ; GCN:   [[COPY14:%[0-9]+]]:_(s32) = COPY [[COPY5]]
  ; GCN:   [[COPY15:%[0-9]+]]:_(s32) = COPY [[COPY4]]
  ; GCN:   [[COPY16:%[0-9]+]]:_(s32) = COPY [[COPY3]]
  ; GCN:   [[COPY17:%[0-9]+]]:_(s32) = COPY [[COPY2]](s32)
  ; GCN:   [[COPY18:%[0-9]+]]:_(s32) = COPY [[COPY1]](s32)
  ; GCN:   [[C1:%[0-9]+]]:_(s32) = G_CONSTANT i32 10
  ; GCN:   [[SHL:%[0-9]+]]:_(s32) = G_SHL [[COPY18]], [[C1]](s32)
  ; GCN:   [[OR:%[0-9]+]]:_(s32) = G_OR [[COPY17]], [[SHL]]
  ; GCN:   [[COPY19:%[0-9]+]]:_(s32) = COPY [[COPY]](s32)
  ; GCN:   [[C2:%[0-9]+]]:_(s32) = G_CONSTANT i32 20
  ; GCN:   [[SHL1:%[0-9]+]]:_(s32) = G_SHL [[COPY19]], [[C2]](s32)
  ; GCN:   [[OR1:%[0-9]+]]:_(s32) = G_OR [[OR]], [[SHL1]]
  ; GCN:   [[COPY20:%[0-9]+]]:_(<4 x s32>) = COPY $private_rsrc_reg
  ; GCN:   $sgpr0_sgpr1_sgpr2_sgpr3 = COPY [[COPY20]](<4 x s32>)
  ; GCN:   $sgpr4_sgpr5 = COPY [[COPY10]](p4)
  ; GCN:   $sgpr6_sgpr7 = COPY [[COPY11]](p4)
  ; GCN:   $sgpr8_sgpr9 = COPY [[PTR_ADD]](p4)
  ; GCN:   $sgpr10_sgpr11 = COPY [[COPY13]](s64)
  ; GCN:   $sgpr12 = COPY [[COPY14]](s32)
  ; GCN:   $sgpr13 = COPY [[COPY15]](s32)
  ; GCN:   $sgpr14 = COPY [[COPY16]](s32)
  ; GCN:   $vgpr31 = COPY [[OR1]](s32)
  ; GCN:   $sgpr30_sgpr31 = SI_CALL [[GV]](p0), @external_v4f16_func_void, csr_amdgpu_highregs, implicit $sgpr0_sgpr1_sgpr2_sgpr3, implicit $sgpr4_sgpr5, implicit $sgpr6_sgpr7, implicit $sgpr8_sgpr9, implicit $sgpr10_sgpr11, implicit $sgpr12, implicit $sgpr13, implicit $sgpr14, implicit $vgpr31, implicit-def $vgpr0, implicit-def $vgpr1
  ; GCN:   [[COPY21:%[0-9]+]]:_(<2 x s16>) = COPY $vgpr0
  ; GCN:   [[COPY22:%[0-9]+]]:_(<2 x s16>) = COPY $vgpr1
  ; GCN:   [[CONCAT_VECTORS:%[0-9]+]]:_(<4 x s16>) = G_CONCAT_VECTORS [[COPY21]](<2 x s16>), [[COPY22]](<2 x s16>)
  ; GCN:   ADJCALLSTACKDOWN 0, 0, implicit-def $scc
  ; GCN:   G_STORE [[CONCAT_VECTORS]](<4 x s16>), [[DEF]](p1) :: (volatile store 8 into `<4 x half> addrspace(1)* undef`, addrspace 1)
  ; GCN:   S_ENDPGM 0
  %val = call <4 x half> @external_v4f16_func_void()
  store volatile <4 x half> %val, <4 x half> addrspace(1)* undef
  ret void
}

define amdgpu_kernel void @test_call_external_v3f32_func_void() #0 {
  ; GCN-LABEL: name: test_call_external_v3f32_func_void
  ; GCN: bb.1 (%ir-block.0):
  ; GCN:   liveins: $sgpr14, $sgpr15, $sgpr16, $vgpr0, $vgpr1, $vgpr2, $sgpr4_sgpr5, $sgpr6_sgpr7, $sgpr8_sgpr9, $sgpr10_sgpr11
  ; GCN:   [[COPY:%[0-9]+]]:vgpr_32(s32) = COPY $vgpr2
  ; GCN:   [[COPY1:%[0-9]+]]:vgpr_32(s32) = COPY $vgpr1
  ; GCN:   [[COPY2:%[0-9]+]]:vgpr_32(s32) = COPY $vgpr0
  ; GCN:   [[COPY3:%[0-9]+]]:sgpr_32 = COPY $sgpr16
  ; GCN:   [[COPY4:%[0-9]+]]:sgpr_32 = COPY $sgpr15
  ; GCN:   [[COPY5:%[0-9]+]]:sgpr_32 = COPY $sgpr14
  ; GCN:   [[COPY6:%[0-9]+]]:sgpr_64 = COPY $sgpr10_sgpr11
  ; GCN:   [[COPY7:%[0-9]+]]:sgpr_64 = COPY $sgpr6_sgpr7
  ; GCN:   [[COPY8:%[0-9]+]]:sgpr_64 = COPY $sgpr4_sgpr5
  ; GCN:   [[COPY9:%[0-9]+]]:_(p4) = COPY $sgpr8_sgpr9
  ; GCN:   [[DEF:%[0-9]+]]:_(p1) = G_IMPLICIT_DEF
  ; GCN:   ADJCALLSTACKUP 0, 0, implicit-def $scc
  ; GCN:   [[GV:%[0-9]+]]:sreg_64(p0) = G_GLOBAL_VALUE @external_v3f32_func_void
  ; GCN:   [[COPY10:%[0-9]+]]:_(p4) = COPY [[COPY8]]
  ; GCN:   [[COPY11:%[0-9]+]]:_(p4) = COPY [[COPY7]]
  ; GCN:   [[COPY12:%[0-9]+]]:_(p4) = COPY [[COPY9]](p4)
  ; GCN:   [[C:%[0-9]+]]:_(s64) = G_CONSTANT i64 0
  ; GCN:   [[PTR_ADD:%[0-9]+]]:_(p4) = G_PTR_ADD [[COPY12]], [[C]](s64)
  ; GCN:   [[COPY13:%[0-9]+]]:_(s64) = COPY [[COPY6]]
  ; GCN:   [[COPY14:%[0-9]+]]:_(s32) = COPY [[COPY5]]
  ; GCN:   [[COPY15:%[0-9]+]]:_(s32) = COPY [[COPY4]]
  ; GCN:   [[COPY16:%[0-9]+]]:_(s32) = COPY [[COPY3]]
  ; GCN:   [[COPY17:%[0-9]+]]:_(s32) = COPY [[COPY2]](s32)
  ; GCN:   [[COPY18:%[0-9]+]]:_(s32) = COPY [[COPY1]](s32)
  ; GCN:   [[C1:%[0-9]+]]:_(s32) = G_CONSTANT i32 10
  ; GCN:   [[SHL:%[0-9]+]]:_(s32) = G_SHL [[COPY18]], [[C1]](s32)
  ; GCN:   [[OR:%[0-9]+]]:_(s32) = G_OR [[COPY17]], [[SHL]]
  ; GCN:   [[COPY19:%[0-9]+]]:_(s32) = COPY [[COPY]](s32)
  ; GCN:   [[C2:%[0-9]+]]:_(s32) = G_CONSTANT i32 20
  ; GCN:   [[SHL1:%[0-9]+]]:_(s32) = G_SHL [[COPY19]], [[C2]](s32)
  ; GCN:   [[OR1:%[0-9]+]]:_(s32) = G_OR [[OR]], [[SHL1]]
  ; GCN:   [[COPY20:%[0-9]+]]:_(<4 x s32>) = COPY $private_rsrc_reg
  ; GCN:   $sgpr0_sgpr1_sgpr2_sgpr3 = COPY [[COPY20]](<4 x s32>)
  ; GCN:   $sgpr4_sgpr5 = COPY [[COPY10]](p4)
  ; GCN:   $sgpr6_sgpr7 = COPY [[COPY11]](p4)
  ; GCN:   $sgpr8_sgpr9 = COPY [[PTR_ADD]](p4)
  ; GCN:   $sgpr10_sgpr11 = COPY [[COPY13]](s64)
  ; GCN:   $sgpr12 = COPY [[COPY14]](s32)
  ; GCN:   $sgpr13 = COPY [[COPY15]](s32)
  ; GCN:   $sgpr14 = COPY [[COPY16]](s32)
  ; GCN:   $vgpr31 = COPY [[OR1]](s32)
  ; GCN:   $sgpr30_sgpr31 = SI_CALL [[GV]](p0), @external_v3f32_func_void, csr_amdgpu_highregs, implicit $sgpr0_sgpr1_sgpr2_sgpr3, implicit $sgpr4_sgpr5, implicit $sgpr6_sgpr7, implicit $sgpr8_sgpr9, implicit $sgpr10_sgpr11, implicit $sgpr12, implicit $sgpr13, implicit $sgpr14, implicit $vgpr31, implicit-def $vgpr0, implicit-def $vgpr1, implicit-def $vgpr2
  ; GCN:   [[COPY21:%[0-9]+]]:_(s32) = COPY $vgpr0
  ; GCN:   [[COPY22:%[0-9]+]]:_(s32) = COPY $vgpr1
  ; GCN:   [[COPY23:%[0-9]+]]:_(s32) = COPY $vgpr2
  ; GCN:   [[BUILD_VECTOR:%[0-9]+]]:_(<3 x s32>) = G_BUILD_VECTOR [[COPY21]](s32), [[COPY22]](s32), [[COPY23]](s32)
  ; GCN:   ADJCALLSTACKDOWN 0, 0, implicit-def $scc
  ; GCN:   G_STORE [[BUILD_VECTOR]](<3 x s32>), [[DEF]](p1) :: (volatile store 12 into `<3 x float> addrspace(1)* undef`, align 16, addrspace 1)
  ; GCN:   S_ENDPGM 0
  %val = call <3 x float> @external_v3f32_func_void()
  store volatile <3 x float> %val, <3 x float> addrspace(1)* undef
  ret void
}

define amdgpu_kernel void @test_call_external_v5f32_func_void() #0 {
  ; GCN-LABEL: name: test_call_external_v5f32_func_void
  ; GCN: bb.1 (%ir-block.0):
  ; GCN:   liveins: $sgpr14, $sgpr15, $sgpr16, $vgpr0, $vgpr1, $vgpr2, $sgpr4_sgpr5, $sgpr6_sgpr7, $sgpr8_sgpr9, $sgpr10_sgpr11
  ; GCN:   [[COPY:%[0-9]+]]:vgpr_32(s32) = COPY $vgpr2
  ; GCN:   [[COPY1:%[0-9]+]]:vgpr_32(s32) = COPY $vgpr1
  ; GCN:   [[COPY2:%[0-9]+]]:vgpr_32(s32) = COPY $vgpr0
  ; GCN:   [[COPY3:%[0-9]+]]:sgpr_32 = COPY $sgpr16
  ; GCN:   [[COPY4:%[0-9]+]]:sgpr_32 = COPY $sgpr15
  ; GCN:   [[COPY5:%[0-9]+]]:sgpr_32 = COPY $sgpr14
  ; GCN:   [[COPY6:%[0-9]+]]:sgpr_64 = COPY $sgpr10_sgpr11
  ; GCN:   [[COPY7:%[0-9]+]]:sgpr_64 = COPY $sgpr6_sgpr7
  ; GCN:   [[COPY8:%[0-9]+]]:sgpr_64 = COPY $sgpr4_sgpr5
  ; GCN:   [[COPY9:%[0-9]+]]:_(p4) = COPY $sgpr8_sgpr9
  ; GCN:   [[DEF:%[0-9]+]]:_(p1) = G_IMPLICIT_DEF
  ; GCN:   ADJCALLSTACKUP 0, 0, implicit-def $scc
  ; GCN:   [[GV:%[0-9]+]]:sreg_64(p0) = G_GLOBAL_VALUE @external_v5f32_func_void
  ; GCN:   [[COPY10:%[0-9]+]]:_(p4) = COPY [[COPY8]]
  ; GCN:   [[COPY11:%[0-9]+]]:_(p4) = COPY [[COPY7]]
  ; GCN:   [[COPY12:%[0-9]+]]:_(p4) = COPY [[COPY9]](p4)
  ; GCN:   [[C:%[0-9]+]]:_(s64) = G_CONSTANT i64 0
  ; GCN:   [[PTR_ADD:%[0-9]+]]:_(p4) = G_PTR_ADD [[COPY12]], [[C]](s64)
  ; GCN:   [[COPY13:%[0-9]+]]:_(s64) = COPY [[COPY6]]
  ; GCN:   [[COPY14:%[0-9]+]]:_(s32) = COPY [[COPY5]]
  ; GCN:   [[COPY15:%[0-9]+]]:_(s32) = COPY [[COPY4]]
  ; GCN:   [[COPY16:%[0-9]+]]:_(s32) = COPY [[COPY3]]
  ; GCN:   [[COPY17:%[0-9]+]]:_(s32) = COPY [[COPY2]](s32)
  ; GCN:   [[COPY18:%[0-9]+]]:_(s32) = COPY [[COPY1]](s32)
  ; GCN:   [[C1:%[0-9]+]]:_(s32) = G_CONSTANT i32 10
  ; GCN:   [[SHL:%[0-9]+]]:_(s32) = G_SHL [[COPY18]], [[C1]](s32)
  ; GCN:   [[OR:%[0-9]+]]:_(s32) = G_OR [[COPY17]], [[SHL]]
  ; GCN:   [[COPY19:%[0-9]+]]:_(s32) = COPY [[COPY]](s32)
  ; GCN:   [[C2:%[0-9]+]]:_(s32) = G_CONSTANT i32 20
  ; GCN:   [[SHL1:%[0-9]+]]:_(s32) = G_SHL [[COPY19]], [[C2]](s32)
  ; GCN:   [[OR1:%[0-9]+]]:_(s32) = G_OR [[OR]], [[SHL1]]
  ; GCN:   [[COPY20:%[0-9]+]]:_(<4 x s32>) = COPY $private_rsrc_reg
  ; GCN:   $sgpr0_sgpr1_sgpr2_sgpr3 = COPY [[COPY20]](<4 x s32>)
  ; GCN:   $sgpr4_sgpr5 = COPY [[COPY10]](p4)
  ; GCN:   $sgpr6_sgpr7 = COPY [[COPY11]](p4)
  ; GCN:   $sgpr8_sgpr9 = COPY [[PTR_ADD]](p4)
  ; GCN:   $sgpr10_sgpr11 = COPY [[COPY13]](s64)
  ; GCN:   $sgpr12 = COPY [[COPY14]](s32)
  ; GCN:   $sgpr13 = COPY [[COPY15]](s32)
  ; GCN:   $sgpr14 = COPY [[COPY16]](s32)
  ; GCN:   $vgpr31 = COPY [[OR1]](s32)
  ; GCN:   $sgpr30_sgpr31 = SI_CALL [[GV]](p0), @external_v5f32_func_void, csr_amdgpu_highregs, implicit $sgpr0_sgpr1_sgpr2_sgpr3, implicit $sgpr4_sgpr5, implicit $sgpr6_sgpr7, implicit $sgpr8_sgpr9, implicit $sgpr10_sgpr11, implicit $sgpr12, implicit $sgpr13, implicit $sgpr14, implicit $vgpr31, implicit-def $vgpr0, implicit-def $vgpr1, implicit-def $vgpr2, implicit-def $vgpr3, implicit-def $vgpr4
  ; GCN:   [[COPY21:%[0-9]+]]:_(s32) = COPY $vgpr0
  ; GCN:   [[COPY22:%[0-9]+]]:_(s32) = COPY $vgpr1
  ; GCN:   [[COPY23:%[0-9]+]]:_(s32) = COPY $vgpr2
  ; GCN:   [[COPY24:%[0-9]+]]:_(s32) = COPY $vgpr3
  ; GCN:   [[COPY25:%[0-9]+]]:_(s32) = COPY $vgpr4
  ; GCN:   [[BUILD_VECTOR:%[0-9]+]]:_(<5 x s32>) = G_BUILD_VECTOR [[COPY21]](s32), [[COPY22]](s32), [[COPY23]](s32), [[COPY24]](s32), [[COPY25]](s32)
  ; GCN:   ADJCALLSTACKDOWN 0, 0, implicit-def $scc
  ; GCN:   G_STORE [[BUILD_VECTOR]](<5 x s32>), [[DEF]](p1) :: (volatile store 20 into `<5 x float> addrspace(1)* undef`, align 32, addrspace 1)
  ; GCN:   S_ENDPGM 0
  %val = call <5 x float> @external_v5f32_func_void()
  store volatile <5 x float> %val, <5 x float> addrspace(1)* undef
  ret void
}


define amdgpu_kernel void @test_call_external_i32_i64_func_void() #0 {
  ; GCN-LABEL: name: test_call_external_i32_i64_func_void
  ; GCN: bb.1 (%ir-block.0):
  ; GCN:   liveins: $sgpr14, $sgpr15, $sgpr16, $vgpr0, $vgpr1, $vgpr2, $sgpr4_sgpr5, $sgpr6_sgpr7, $sgpr8_sgpr9, $sgpr10_sgpr11
  ; GCN:   [[COPY:%[0-9]+]]:vgpr_32(s32) = COPY $vgpr2
  ; GCN:   [[COPY1:%[0-9]+]]:vgpr_32(s32) = COPY $vgpr1
  ; GCN:   [[COPY2:%[0-9]+]]:vgpr_32(s32) = COPY $vgpr0
  ; GCN:   [[COPY3:%[0-9]+]]:sgpr_32 = COPY $sgpr16
  ; GCN:   [[COPY4:%[0-9]+]]:sgpr_32 = COPY $sgpr15
  ; GCN:   [[COPY5:%[0-9]+]]:sgpr_32 = COPY $sgpr14
  ; GCN:   [[COPY6:%[0-9]+]]:sgpr_64 = COPY $sgpr10_sgpr11
  ; GCN:   [[COPY7:%[0-9]+]]:sgpr_64 = COPY $sgpr6_sgpr7
  ; GCN:   [[COPY8:%[0-9]+]]:sgpr_64 = COPY $sgpr4_sgpr5
  ; GCN:   [[COPY9:%[0-9]+]]:_(p4) = COPY $sgpr8_sgpr9
  ; GCN:   [[DEF:%[0-9]+]]:_(p1) = G_IMPLICIT_DEF
  ; GCN:   [[COPY10:%[0-9]+]]:_(p1) = COPY [[DEF]](p1)
  ; GCN:   ADJCALLSTACKUP 0, 0, implicit-def $scc
  ; GCN:   [[GV:%[0-9]+]]:sreg_64(p0) = G_GLOBAL_VALUE @external_i32_i64_func_void
  ; GCN:   [[COPY11:%[0-9]+]]:_(p4) = COPY [[COPY8]]
  ; GCN:   [[COPY12:%[0-9]+]]:_(p4) = COPY [[COPY7]]
  ; GCN:   [[COPY13:%[0-9]+]]:_(p4) = COPY [[COPY9]](p4)
  ; GCN:   [[C:%[0-9]+]]:_(s64) = G_CONSTANT i64 0
  ; GCN:   [[PTR_ADD:%[0-9]+]]:_(p4) = G_PTR_ADD [[COPY13]], [[C]](s64)
  ; GCN:   [[COPY14:%[0-9]+]]:_(s64) = COPY [[COPY6]]
  ; GCN:   [[COPY15:%[0-9]+]]:_(s32) = COPY [[COPY5]]
  ; GCN:   [[COPY16:%[0-9]+]]:_(s32) = COPY [[COPY4]]
  ; GCN:   [[COPY17:%[0-9]+]]:_(s32) = COPY [[COPY3]]
  ; GCN:   [[COPY18:%[0-9]+]]:_(s32) = COPY [[COPY2]](s32)
  ; GCN:   [[COPY19:%[0-9]+]]:_(s32) = COPY [[COPY1]](s32)
  ; GCN:   [[C1:%[0-9]+]]:_(s32) = G_CONSTANT i32 10
  ; GCN:   [[SHL:%[0-9]+]]:_(s32) = G_SHL [[COPY19]], [[C1]](s32)
  ; GCN:   [[OR:%[0-9]+]]:_(s32) = G_OR [[COPY18]], [[SHL]]
  ; GCN:   [[COPY20:%[0-9]+]]:_(s32) = COPY [[COPY]](s32)
  ; GCN:   [[C2:%[0-9]+]]:_(s32) = G_CONSTANT i32 20
  ; GCN:   [[SHL1:%[0-9]+]]:_(s32) = G_SHL [[COPY20]], [[C2]](s32)
  ; GCN:   [[OR1:%[0-9]+]]:_(s32) = G_OR [[OR]], [[SHL1]]
  ; GCN:   [[COPY21:%[0-9]+]]:_(<4 x s32>) = COPY $private_rsrc_reg
  ; GCN:   $sgpr0_sgpr1_sgpr2_sgpr3 = COPY [[COPY21]](<4 x s32>)
  ; GCN:   $sgpr4_sgpr5 = COPY [[COPY11]](p4)
  ; GCN:   $sgpr6_sgpr7 = COPY [[COPY12]](p4)
  ; GCN:   $sgpr8_sgpr9 = COPY [[PTR_ADD]](p4)
  ; GCN:   $sgpr10_sgpr11 = COPY [[COPY14]](s64)
  ; GCN:   $sgpr12 = COPY [[COPY15]](s32)
  ; GCN:   $sgpr13 = COPY [[COPY16]](s32)
  ; GCN:   $sgpr14 = COPY [[COPY17]](s32)
  ; GCN:   $vgpr31 = COPY [[OR1]](s32)
  ; GCN:   $sgpr30_sgpr31 = SI_CALL [[GV]](p0), @external_i32_i64_func_void, csr_amdgpu_highregs, implicit $sgpr0_sgpr1_sgpr2_sgpr3, implicit $sgpr4_sgpr5, implicit $sgpr6_sgpr7, implicit $sgpr8_sgpr9, implicit $sgpr10_sgpr11, implicit $sgpr12, implicit $sgpr13, implicit $sgpr14, implicit $vgpr31, implicit-def $vgpr0, implicit-def $vgpr1, implicit-def $vgpr2
  ; GCN:   [[COPY22:%[0-9]+]]:_(s32) = COPY $vgpr0
  ; GCN:   [[COPY23:%[0-9]+]]:_(s32) = COPY $vgpr1
  ; GCN:   [[COPY24:%[0-9]+]]:_(s32) = COPY $vgpr2
  ; GCN:   [[MV:%[0-9]+]]:_(s64) = G_MERGE_VALUES [[COPY23]](s32), [[COPY24]](s32)
  ; GCN:   ADJCALLSTACKDOWN 0, 0, implicit-def $scc
  ; GCN:   G_STORE [[COPY22]](s32), [[DEF]](p1) :: (volatile store 4 into `i32 addrspace(1)* undef`, addrspace 1)
  ; GCN:   G_STORE [[MV]](s64), [[COPY10]](p1) :: (volatile store 8 into `i64 addrspace(1)* undef`, addrspace 1)
  ; GCN:   S_ENDPGM 0
  %val = call { i32, i64 } @external_i32_i64_func_void()
  %val.0 = extractvalue { i32, i64 } %val, 0
  %val.1 = extractvalue { i32, i64 } %val, 1
  store volatile i32 %val.0, i32 addrspace(1)* undef
  store volatile i64 %val.1, i64 addrspace(1)* undef
  ret void
}

define amdgpu_gfx void @test_gfx_call_external_i32_i64_func_void() #0 {
  ; GCN-LABEL: name: test_gfx_call_external_i32_i64_func_void
  ; GCN: bb.1 (%ir-block.0):
  ; GCN:   liveins: $sgpr30_sgpr31
  ; GCN:   [[COPY:%[0-9]+]]:sgpr_64 = COPY $sgpr30_sgpr31
  ; GCN:   [[DEF:%[0-9]+]]:_(p1) = G_IMPLICIT_DEF
  ; GCN:   [[COPY1:%[0-9]+]]:_(p1) = COPY [[DEF]](p1)
  ; GCN:   ADJCALLSTACKUP 0, 0, implicit-def $scc
  ; GCN:   [[GV:%[0-9]+]]:sreg_64(p0) = G_GLOBAL_VALUE @external_gfx_i32_i64_func_void
  ; GCN:   [[COPY2:%[0-9]+]]:_(<4 x s32>) = COPY $sgpr0_sgpr1_sgpr2_sgpr3
  ; GCN:   $sgpr0_sgpr1_sgpr2_sgpr3 = COPY [[COPY2]](<4 x s32>)
  ; GCN:   $sgpr30_sgpr31 = SI_CALL [[GV]](p0), @external_gfx_i32_i64_func_void, csr_amdgpu_highregs, implicit $sgpr0_sgpr1_sgpr2_sgpr3, implicit-def $vgpr0, implicit-def $vgpr1, implicit-def $vgpr2
  ; GCN:   [[COPY3:%[0-9]+]]:_(s32) = COPY $vgpr0
  ; GCN:   [[COPY4:%[0-9]+]]:_(s32) = COPY $vgpr1
  ; GCN:   [[COPY5:%[0-9]+]]:_(s32) = COPY $vgpr2
  ; GCN:   [[MV:%[0-9]+]]:_(s64) = G_MERGE_VALUES [[COPY4]](s32), [[COPY5]](s32)
  ; GCN:   ADJCALLSTACKDOWN 0, 0, implicit-def $scc
  ; GCN:   G_STORE [[COPY3]](s32), [[DEF]](p1) :: (volatile store 4 into `i32 addrspace(1)* undef`, addrspace 1)
  ; GCN:   G_STORE [[MV]](s64), [[COPY1]](p1) :: (volatile store 8 into `i64 addrspace(1)* undef`, addrspace 1)
  ; GCN:   [[COPY6:%[0-9]+]]:ccr_sgpr_64 = COPY [[COPY]]
  ; GCN:   S_SETPC_B64_return [[COPY6]]
  %val = call amdgpu_gfx { i32, i64 } @external_gfx_i32_i64_func_void()
  %val.0 = extractvalue { i32, i64 } %val, 0
  %val.1 = extractvalue { i32, i64 } %val, 1
  store volatile i32 %val.0, i32 addrspace(1)* undef
  store volatile i64 %val.1, i64 addrspace(1)* undef
  ret void
}

define amdgpu_kernel void @test_call_external_a2i32_func_void() #0 {
  ; GCN-LABEL: name: test_call_external_a2i32_func_void
  ; GCN: bb.1 (%ir-block.0):
  ; GCN:   liveins: $sgpr14, $sgpr15, $sgpr16, $vgpr0, $vgpr1, $vgpr2, $sgpr4_sgpr5, $sgpr6_sgpr7, $sgpr8_sgpr9, $sgpr10_sgpr11
  ; GCN:   [[COPY:%[0-9]+]]:vgpr_32(s32) = COPY $vgpr2
  ; GCN:   [[COPY1:%[0-9]+]]:vgpr_32(s32) = COPY $vgpr1
  ; GCN:   [[COPY2:%[0-9]+]]:vgpr_32(s32) = COPY $vgpr0
  ; GCN:   [[COPY3:%[0-9]+]]:sgpr_32 = COPY $sgpr16
  ; GCN:   [[COPY4:%[0-9]+]]:sgpr_32 = COPY $sgpr15
  ; GCN:   [[COPY5:%[0-9]+]]:sgpr_32 = COPY $sgpr14
  ; GCN:   [[COPY6:%[0-9]+]]:sgpr_64 = COPY $sgpr10_sgpr11
  ; GCN:   [[COPY7:%[0-9]+]]:sgpr_64 = COPY $sgpr6_sgpr7
  ; GCN:   [[COPY8:%[0-9]+]]:sgpr_64 = COPY $sgpr4_sgpr5
  ; GCN:   [[COPY9:%[0-9]+]]:_(p4) = COPY $sgpr8_sgpr9
  ; GCN:   [[DEF:%[0-9]+]]:_(p1) = G_IMPLICIT_DEF
  ; GCN:   ADJCALLSTACKUP 0, 0, implicit-def $scc
  ; GCN:   [[GV:%[0-9]+]]:sreg_64(p0) = G_GLOBAL_VALUE @external_a2i32_func_void
  ; GCN:   [[COPY10:%[0-9]+]]:_(p4) = COPY [[COPY8]]
  ; GCN:   [[COPY11:%[0-9]+]]:_(p4) = COPY [[COPY7]]
  ; GCN:   [[COPY12:%[0-9]+]]:_(p4) = COPY [[COPY9]](p4)
  ; GCN:   [[C:%[0-9]+]]:_(s64) = G_CONSTANT i64 0
  ; GCN:   [[PTR_ADD:%[0-9]+]]:_(p4) = G_PTR_ADD [[COPY12]], [[C]](s64)
  ; GCN:   [[COPY13:%[0-9]+]]:_(s64) = COPY [[COPY6]]
  ; GCN:   [[COPY14:%[0-9]+]]:_(s32) = COPY [[COPY5]]
  ; GCN:   [[COPY15:%[0-9]+]]:_(s32) = COPY [[COPY4]]
  ; GCN:   [[COPY16:%[0-9]+]]:_(s32) = COPY [[COPY3]]
  ; GCN:   [[COPY17:%[0-9]+]]:_(s32) = COPY [[COPY2]](s32)
  ; GCN:   [[COPY18:%[0-9]+]]:_(s32) = COPY [[COPY1]](s32)
  ; GCN:   [[C1:%[0-9]+]]:_(s32) = G_CONSTANT i32 10
  ; GCN:   [[SHL:%[0-9]+]]:_(s32) = G_SHL [[COPY18]], [[C1]](s32)
  ; GCN:   [[OR:%[0-9]+]]:_(s32) = G_OR [[COPY17]], [[SHL]]
  ; GCN:   [[COPY19:%[0-9]+]]:_(s32) = COPY [[COPY]](s32)
  ; GCN:   [[C2:%[0-9]+]]:_(s32) = G_CONSTANT i32 20
  ; GCN:   [[SHL1:%[0-9]+]]:_(s32) = G_SHL [[COPY19]], [[C2]](s32)
  ; GCN:   [[OR1:%[0-9]+]]:_(s32) = G_OR [[OR]], [[SHL1]]
  ; GCN:   [[COPY20:%[0-9]+]]:_(<4 x s32>) = COPY $private_rsrc_reg
  ; GCN:   $sgpr0_sgpr1_sgpr2_sgpr3 = COPY [[COPY20]](<4 x s32>)
  ; GCN:   $sgpr4_sgpr5 = COPY [[COPY10]](p4)
  ; GCN:   $sgpr6_sgpr7 = COPY [[COPY11]](p4)
  ; GCN:   $sgpr8_sgpr9 = COPY [[PTR_ADD]](p4)
  ; GCN:   $sgpr10_sgpr11 = COPY [[COPY13]](s64)
  ; GCN:   $sgpr12 = COPY [[COPY14]](s32)
  ; GCN:   $sgpr13 = COPY [[COPY15]](s32)
  ; GCN:   $sgpr14 = COPY [[COPY16]](s32)
  ; GCN:   $vgpr31 = COPY [[OR1]](s32)
  ; GCN:   $sgpr30_sgpr31 = SI_CALL [[GV]](p0), @external_a2i32_func_void, csr_amdgpu_highregs, implicit $sgpr0_sgpr1_sgpr2_sgpr3, implicit $sgpr4_sgpr5, implicit $sgpr6_sgpr7, implicit $sgpr8_sgpr9, implicit $sgpr10_sgpr11, implicit $sgpr12, implicit $sgpr13, implicit $sgpr14, implicit $vgpr31, implicit-def $vgpr0, implicit-def $vgpr1
  ; GCN:   [[COPY21:%[0-9]+]]:_(s32) = COPY $vgpr0
  ; GCN:   [[COPY22:%[0-9]+]]:_(s32) = COPY $vgpr1
  ; GCN:   ADJCALLSTACKDOWN 0, 0, implicit-def $scc
  ; GCN:   G_STORE [[COPY21]](s32), [[DEF]](p1) :: (volatile store 4 into `i32 addrspace(1)* undef`, addrspace 1)
  ; GCN:   G_STORE [[COPY22]](s32), [[DEF]](p1) :: (volatile store 4 into `i32 addrspace(1)* undef`, addrspace 1)
  ; GCN:   S_ENDPGM 0
  %val = call [2 x i32] @external_a2i32_func_void()
  %val.0 = extractvalue [2 x i32] %val, 0
  %val.1 = extractvalue [2 x i32] %val, 1
  store volatile i32 %val.0, i32 addrspace(1)* undef
  store volatile i32 %val.1, i32 addrspace(1)* undef
  ret void
}

define amdgpu_kernel void @test_call_external_a5i8_func_void() #0 {
  ; GCN-LABEL: name: test_call_external_a5i8_func_void
  ; GCN: bb.1 (%ir-block.0):
  ; GCN:   liveins: $sgpr14, $sgpr15, $sgpr16, $vgpr0, $vgpr1, $vgpr2, $sgpr4_sgpr5, $sgpr6_sgpr7, $sgpr8_sgpr9, $sgpr10_sgpr11
  ; GCN:   [[COPY:%[0-9]+]]:vgpr_32(s32) = COPY $vgpr2
  ; GCN:   [[COPY1:%[0-9]+]]:vgpr_32(s32) = COPY $vgpr1
  ; GCN:   [[COPY2:%[0-9]+]]:vgpr_32(s32) = COPY $vgpr0
  ; GCN:   [[COPY3:%[0-9]+]]:sgpr_32 = COPY $sgpr16
  ; GCN:   [[COPY4:%[0-9]+]]:sgpr_32 = COPY $sgpr15
  ; GCN:   [[COPY5:%[0-9]+]]:sgpr_32 = COPY $sgpr14
  ; GCN:   [[COPY6:%[0-9]+]]:sgpr_64 = COPY $sgpr10_sgpr11
  ; GCN:   [[COPY7:%[0-9]+]]:sgpr_64 = COPY $sgpr6_sgpr7
  ; GCN:   [[COPY8:%[0-9]+]]:sgpr_64 = COPY $sgpr4_sgpr5
  ; GCN:   [[COPY9:%[0-9]+]]:_(p4) = COPY $sgpr8_sgpr9
  ; GCN:   [[DEF:%[0-9]+]]:_(p1) = G_IMPLICIT_DEF
  ; GCN:   ADJCALLSTACKUP 0, 0, implicit-def $scc
  ; GCN:   [[GV:%[0-9]+]]:sreg_64(p0) = G_GLOBAL_VALUE @external_a5i8_func_void
  ; GCN:   [[COPY10:%[0-9]+]]:_(p4) = COPY [[COPY8]]
  ; GCN:   [[COPY11:%[0-9]+]]:_(p4) = COPY [[COPY7]]
  ; GCN:   [[COPY12:%[0-9]+]]:_(p4) = COPY [[COPY9]](p4)
  ; GCN:   [[C:%[0-9]+]]:_(s64) = G_CONSTANT i64 0
  ; GCN:   [[PTR_ADD:%[0-9]+]]:_(p4) = G_PTR_ADD [[COPY12]], [[C]](s64)
  ; GCN:   [[COPY13:%[0-9]+]]:_(s64) = COPY [[COPY6]]
  ; GCN:   [[COPY14:%[0-9]+]]:_(s32) = COPY [[COPY5]]
  ; GCN:   [[COPY15:%[0-9]+]]:_(s32) = COPY [[COPY4]]
  ; GCN:   [[COPY16:%[0-9]+]]:_(s32) = COPY [[COPY3]]
  ; GCN:   [[COPY17:%[0-9]+]]:_(s32) = COPY [[COPY2]](s32)
  ; GCN:   [[COPY18:%[0-9]+]]:_(s32) = COPY [[COPY1]](s32)
  ; GCN:   [[C1:%[0-9]+]]:_(s32) = G_CONSTANT i32 10
  ; GCN:   [[SHL:%[0-9]+]]:_(s32) = G_SHL [[COPY18]], [[C1]](s32)
  ; GCN:   [[OR:%[0-9]+]]:_(s32) = G_OR [[COPY17]], [[SHL]]
  ; GCN:   [[COPY19:%[0-9]+]]:_(s32) = COPY [[COPY]](s32)
  ; GCN:   [[C2:%[0-9]+]]:_(s32) = G_CONSTANT i32 20
  ; GCN:   [[SHL1:%[0-9]+]]:_(s32) = G_SHL [[COPY19]], [[C2]](s32)
  ; GCN:   [[OR1:%[0-9]+]]:_(s32) = G_OR [[OR]], [[SHL1]]
  ; GCN:   [[COPY20:%[0-9]+]]:_(<4 x s32>) = COPY $private_rsrc_reg
  ; GCN:   $sgpr0_sgpr1_sgpr2_sgpr3 = COPY [[COPY20]](<4 x s32>)
  ; GCN:   $sgpr4_sgpr5 = COPY [[COPY10]](p4)
  ; GCN:   $sgpr6_sgpr7 = COPY [[COPY11]](p4)
  ; GCN:   $sgpr8_sgpr9 = COPY [[PTR_ADD]](p4)
  ; GCN:   $sgpr10_sgpr11 = COPY [[COPY13]](s64)
  ; GCN:   $sgpr12 = COPY [[COPY14]](s32)
  ; GCN:   $sgpr13 = COPY [[COPY15]](s32)
  ; GCN:   $sgpr14 = COPY [[COPY16]](s32)
  ; GCN:   $vgpr31 = COPY [[OR1]](s32)
  ; GCN:   $sgpr30_sgpr31 = SI_CALL [[GV]](p0), @external_a5i8_func_void, csr_amdgpu_highregs, implicit $sgpr0_sgpr1_sgpr2_sgpr3, implicit $sgpr4_sgpr5, implicit $sgpr6_sgpr7, implicit $sgpr8_sgpr9, implicit $sgpr10_sgpr11, implicit $sgpr12, implicit $sgpr13, implicit $sgpr14, implicit $vgpr31, implicit-def $vgpr0, implicit-def $vgpr1, implicit-def $vgpr2, implicit-def $vgpr3, implicit-def $vgpr4
  ; GCN:   [[COPY21:%[0-9]+]]:_(s32) = COPY $vgpr0
  ; GCN:   [[TRUNC:%[0-9]+]]:_(s16) = G_TRUNC [[COPY21]](s32)
  ; GCN:   [[TRUNC1:%[0-9]+]]:_(s8) = G_TRUNC [[TRUNC]](s16)
  ; GCN:   [[COPY22:%[0-9]+]]:_(s32) = COPY $vgpr1
  ; GCN:   [[TRUNC2:%[0-9]+]]:_(s16) = G_TRUNC [[COPY22]](s32)
  ; GCN:   [[TRUNC3:%[0-9]+]]:_(s8) = G_TRUNC [[TRUNC2]](s16)
  ; GCN:   [[COPY23:%[0-9]+]]:_(s32) = COPY $vgpr2
  ; GCN:   [[TRUNC4:%[0-9]+]]:_(s16) = G_TRUNC [[COPY23]](s32)
  ; GCN:   [[TRUNC5:%[0-9]+]]:_(s8) = G_TRUNC [[TRUNC4]](s16)
  ; GCN:   [[COPY24:%[0-9]+]]:_(s32) = COPY $vgpr3
  ; GCN:   [[TRUNC6:%[0-9]+]]:_(s16) = G_TRUNC [[COPY24]](s32)
  ; GCN:   [[TRUNC7:%[0-9]+]]:_(s8) = G_TRUNC [[TRUNC6]](s16)
  ; GCN:   [[COPY25:%[0-9]+]]:_(s32) = COPY $vgpr4
  ; GCN:   [[TRUNC8:%[0-9]+]]:_(s16) = G_TRUNC [[COPY25]](s32)
  ; GCN:   [[TRUNC9:%[0-9]+]]:_(s8) = G_TRUNC [[TRUNC8]](s16)
  ; GCN:   ADJCALLSTACKDOWN 0, 0, implicit-def $scc
  ; GCN:   G_STORE [[TRUNC1]](s8), [[DEF]](p1) :: (volatile store 1 into `i8 addrspace(1)* undef`, addrspace 1)
  ; GCN:   G_STORE [[TRUNC3]](s8), [[DEF]](p1) :: (volatile store 1 into `i8 addrspace(1)* undef`, addrspace 1)
  ; GCN:   G_STORE [[TRUNC5]](s8), [[DEF]](p1) :: (volatile store 1 into `i8 addrspace(1)* undef`, addrspace 1)
  ; GCN:   G_STORE [[TRUNC7]](s8), [[DEF]](p1) :: (volatile store 1 into `i8 addrspace(1)* undef`, addrspace 1)
  ; GCN:   G_STORE [[TRUNC9]](s8), [[DEF]](p1) :: (volatile store 1 into `i8 addrspace(1)* undef`, addrspace 1)
  ; GCN:   S_ENDPGM 0
  %val = call [5 x i8] @external_a5i8_func_void()
  %val.0 = extractvalue [5 x i8] %val, 0
  %val.1 = extractvalue [5 x i8] %val, 1
  %val.2 = extractvalue [5 x i8] %val, 2
  %val.3 = extractvalue [5 x i8] %val, 3
  %val.4 = extractvalue [5 x i8] %val, 4
  store volatile i8 %val.0, i8 addrspace(1)* undef
  store volatile i8 %val.1, i8 addrspace(1)* undef
  store volatile i8 %val.2, i8 addrspace(1)* undef
  store volatile i8 %val.3, i8 addrspace(1)* undef
  store volatile i8 %val.4, i8 addrspace(1)* undef
  ret void
}

define amdgpu_kernel void @test_call_external_v32i32_i32_func_void() #0 {
  ; GCN-LABEL: name: test_call_external_v32i32_i32_func_void
  ; GCN: bb.1 (%ir-block.0):
  ; GCN:   liveins: $sgpr14, $sgpr15, $sgpr16, $vgpr0, $vgpr1, $vgpr2, $sgpr4_sgpr5, $sgpr6_sgpr7, $sgpr8_sgpr9, $sgpr10_sgpr11
  ; GCN:   [[COPY:%[0-9]+]]:vgpr_32(s32) = COPY $vgpr2
  ; GCN:   [[COPY1:%[0-9]+]]:vgpr_32(s32) = COPY $vgpr1
  ; GCN:   [[COPY2:%[0-9]+]]:vgpr_32(s32) = COPY $vgpr0
  ; GCN:   [[COPY3:%[0-9]+]]:sgpr_32 = COPY $sgpr16
  ; GCN:   [[COPY4:%[0-9]+]]:sgpr_32 = COPY $sgpr15
  ; GCN:   [[COPY5:%[0-9]+]]:sgpr_32 = COPY $sgpr14
  ; GCN:   [[COPY6:%[0-9]+]]:sgpr_64 = COPY $sgpr10_sgpr11
  ; GCN:   [[COPY7:%[0-9]+]]:sgpr_64 = COPY $sgpr6_sgpr7
  ; GCN:   [[COPY8:%[0-9]+]]:sgpr_64 = COPY $sgpr4_sgpr5
  ; GCN:   [[COPY9:%[0-9]+]]:_(p4) = COPY $sgpr8_sgpr9
  ; GCN:   [[DEF:%[0-9]+]]:_(p1) = G_IMPLICIT_DEF
  ; GCN:   [[COPY10:%[0-9]+]]:_(p1) = COPY [[DEF]](p1)
  ; GCN:   [[FRAME_INDEX:%[0-9]+]]:_(p5) = G_FRAME_INDEX %stack.0
  ; GCN:   ADJCALLSTACKUP 0, 0, implicit-def $scc
  ; GCN:   [[GV:%[0-9]+]]:sreg_64(p0) = G_GLOBAL_VALUE @external_v32i32_i32_func_void
  ; GCN:   [[COPY11:%[0-9]+]]:_(p4) = COPY [[COPY8]]
  ; GCN:   [[COPY12:%[0-9]+]]:_(p4) = COPY [[COPY7]]
  ; GCN:   [[COPY13:%[0-9]+]]:_(p4) = COPY [[COPY9]](p4)
  ; GCN:   [[C:%[0-9]+]]:_(s64) = G_CONSTANT i64 0
  ; GCN:   [[PTR_ADD:%[0-9]+]]:_(p4) = G_PTR_ADD [[COPY13]], [[C]](s64)
  ; GCN:   [[COPY14:%[0-9]+]]:_(s64) = COPY [[COPY6]]
  ; GCN:   [[COPY15:%[0-9]+]]:_(s32) = COPY [[COPY5]]
  ; GCN:   [[COPY16:%[0-9]+]]:_(s32) = COPY [[COPY4]]
  ; GCN:   [[COPY17:%[0-9]+]]:_(s32) = COPY [[COPY3]]
  ; GCN:   [[COPY18:%[0-9]+]]:_(s32) = COPY [[COPY2]](s32)
  ; GCN:   [[COPY19:%[0-9]+]]:_(s32) = COPY [[COPY1]](s32)
  ; GCN:   [[C1:%[0-9]+]]:_(s32) = G_CONSTANT i32 10
  ; GCN:   [[SHL:%[0-9]+]]:_(s32) = G_SHL [[COPY19]], [[C1]](s32)
  ; GCN:   [[OR:%[0-9]+]]:_(s32) = G_OR [[COPY18]], [[SHL]]
  ; GCN:   [[COPY20:%[0-9]+]]:_(s32) = COPY [[COPY]](s32)
  ; GCN:   [[C2:%[0-9]+]]:_(s32) = G_CONSTANT i32 20
  ; GCN:   [[SHL1:%[0-9]+]]:_(s32) = G_SHL [[COPY20]], [[C2]](s32)
  ; GCN:   [[OR1:%[0-9]+]]:_(s32) = G_OR [[OR]], [[SHL1]]
  ; GCN:   $vgpr0 = COPY [[FRAME_INDEX]](p5)
  ; GCN:   [[COPY21:%[0-9]+]]:_(<4 x s32>) = COPY $private_rsrc_reg
  ; GCN:   $sgpr0_sgpr1_sgpr2_sgpr3 = COPY [[COPY21]](<4 x s32>)
  ; GCN:   $sgpr4_sgpr5 = COPY [[COPY11]](p4)
  ; GCN:   $sgpr6_sgpr7 = COPY [[COPY12]](p4)
  ; GCN:   $sgpr8_sgpr9 = COPY [[PTR_ADD]](p4)
  ; GCN:   $sgpr10_sgpr11 = COPY [[COPY14]](s64)
  ; GCN:   $sgpr12 = COPY [[COPY15]](s32)
  ; GCN:   $sgpr13 = COPY [[COPY16]](s32)
  ; GCN:   $sgpr14 = COPY [[COPY17]](s32)
  ; GCN:   $vgpr31 = COPY [[OR1]](s32)
  ; GCN:   $sgpr30_sgpr31 = SI_CALL [[GV]](p0), @external_v32i32_i32_func_void, csr_amdgpu_highregs, implicit $vgpr0, implicit $sgpr0_sgpr1_sgpr2_sgpr3, implicit $sgpr4_sgpr5, implicit $sgpr6_sgpr7, implicit $sgpr8_sgpr9, implicit $sgpr10_sgpr11, implicit $sgpr12, implicit $sgpr13, implicit $sgpr14, implicit $vgpr31
  ; GCN:   ADJCALLSTACKDOWN 0, 0, implicit-def $scc
  ; GCN:   [[LOAD:%[0-9]+]]:_(<32 x s32>) = G_LOAD [[FRAME_INDEX]](p5) :: (load 128 from %stack.0, addrspace 5)
  ; GCN:   [[C3:%[0-9]+]]:_(s32) = G_CONSTANT i32 128
  ; GCN:   [[PTR_ADD1:%[0-9]+]]:_(p5) = G_PTR_ADD [[FRAME_INDEX]], [[C3]](s32)
  ; GCN:   [[LOAD1:%[0-9]+]]:_(s32) = G_LOAD [[PTR_ADD1]](p5) :: (load 4 from %stack.0, align 128, addrspace 5)
  ; GCN:   G_STORE [[LOAD]](<32 x s32>), [[DEF]](p1) :: (volatile store 128 into `<32 x i32> addrspace(1)* undef`, align 8, addrspace 1)
  ; GCN:   G_STORE [[LOAD1]](s32), [[COPY10]](p1) :: (volatile store 4 into `i32 addrspace(1)* undef`, addrspace 1)
  ; GCN:   S_ENDPGM 0
  %val = call { <32 x i32>, i32 } @external_v32i32_i32_func_void()
  %val0 = extractvalue { <32 x i32>, i32 } %val, 0
  %val1 = extractvalue { <32 x i32>, i32 } %val, 1
  store volatile <32 x i32> %val0, <32 x i32> addrspace(1)* undef, align 8
  store volatile i32 %val1, i32 addrspace(1)* undef
  ret void
}

define amdgpu_kernel void @test_call_external_i32_v32i32_func_void() #0 {
  ; GCN-LABEL: name: test_call_external_i32_v32i32_func_void
  ; GCN: bb.1 (%ir-block.0):
  ; GCN:   liveins: $sgpr14, $sgpr15, $sgpr16, $vgpr0, $vgpr1, $vgpr2, $sgpr4_sgpr5, $sgpr6_sgpr7, $sgpr8_sgpr9, $sgpr10_sgpr11
  ; GCN:   [[COPY:%[0-9]+]]:vgpr_32(s32) = COPY $vgpr2
  ; GCN:   [[COPY1:%[0-9]+]]:vgpr_32(s32) = COPY $vgpr1
  ; GCN:   [[COPY2:%[0-9]+]]:vgpr_32(s32) = COPY $vgpr0
  ; GCN:   [[COPY3:%[0-9]+]]:sgpr_32 = COPY $sgpr16
  ; GCN:   [[COPY4:%[0-9]+]]:sgpr_32 = COPY $sgpr15
  ; GCN:   [[COPY5:%[0-9]+]]:sgpr_32 = COPY $sgpr14
  ; GCN:   [[COPY6:%[0-9]+]]:sgpr_64 = COPY $sgpr10_sgpr11
  ; GCN:   [[COPY7:%[0-9]+]]:sgpr_64 = COPY $sgpr6_sgpr7
  ; GCN:   [[COPY8:%[0-9]+]]:sgpr_64 = COPY $sgpr4_sgpr5
  ; GCN:   [[COPY9:%[0-9]+]]:_(p4) = COPY $sgpr8_sgpr9
  ; GCN:   [[DEF:%[0-9]+]]:_(p1) = G_IMPLICIT_DEF
  ; GCN:   [[COPY10:%[0-9]+]]:_(p1) = COPY [[DEF]](p1)
  ; GCN:   [[FRAME_INDEX:%[0-9]+]]:_(p5) = G_FRAME_INDEX %stack.0
  ; GCN:   ADJCALLSTACKUP 0, 0, implicit-def $scc
  ; GCN:   [[GV:%[0-9]+]]:sreg_64(p0) = G_GLOBAL_VALUE @external_i32_v32i32_func_void
  ; GCN:   [[COPY11:%[0-9]+]]:_(p4) = COPY [[COPY8]]
  ; GCN:   [[COPY12:%[0-9]+]]:_(p4) = COPY [[COPY7]]
  ; GCN:   [[COPY13:%[0-9]+]]:_(p4) = COPY [[COPY9]](p4)
  ; GCN:   [[C:%[0-9]+]]:_(s64) = G_CONSTANT i64 0
  ; GCN:   [[PTR_ADD:%[0-9]+]]:_(p4) = G_PTR_ADD [[COPY13]], [[C]](s64)
  ; GCN:   [[COPY14:%[0-9]+]]:_(s64) = COPY [[COPY6]]
  ; GCN:   [[COPY15:%[0-9]+]]:_(s32) = COPY [[COPY5]]
  ; GCN:   [[COPY16:%[0-9]+]]:_(s32) = COPY [[COPY4]]
  ; GCN:   [[COPY17:%[0-9]+]]:_(s32) = COPY [[COPY3]]
  ; GCN:   [[COPY18:%[0-9]+]]:_(s32) = COPY [[COPY2]](s32)
  ; GCN:   [[COPY19:%[0-9]+]]:_(s32) = COPY [[COPY1]](s32)
  ; GCN:   [[C1:%[0-9]+]]:_(s32) = G_CONSTANT i32 10
  ; GCN:   [[SHL:%[0-9]+]]:_(s32) = G_SHL [[COPY19]], [[C1]](s32)
  ; GCN:   [[OR:%[0-9]+]]:_(s32) = G_OR [[COPY18]], [[SHL]]
  ; GCN:   [[COPY20:%[0-9]+]]:_(s32) = COPY [[COPY]](s32)
  ; GCN:   [[C2:%[0-9]+]]:_(s32) = G_CONSTANT i32 20
  ; GCN:   [[SHL1:%[0-9]+]]:_(s32) = G_SHL [[COPY20]], [[C2]](s32)
  ; GCN:   [[OR1:%[0-9]+]]:_(s32) = G_OR [[OR]], [[SHL1]]
  ; GCN:   $vgpr0 = COPY [[FRAME_INDEX]](p5)
  ; GCN:   [[COPY21:%[0-9]+]]:_(<4 x s32>) = COPY $private_rsrc_reg
  ; GCN:   $sgpr0_sgpr1_sgpr2_sgpr3 = COPY [[COPY21]](<4 x s32>)
  ; GCN:   $sgpr4_sgpr5 = COPY [[COPY11]](p4)
  ; GCN:   $sgpr6_sgpr7 = COPY [[COPY12]](p4)
  ; GCN:   $sgpr8_sgpr9 = COPY [[PTR_ADD]](p4)
  ; GCN:   $sgpr10_sgpr11 = COPY [[COPY14]](s64)
  ; GCN:   $sgpr12 = COPY [[COPY15]](s32)
  ; GCN:   $sgpr13 = COPY [[COPY16]](s32)
  ; GCN:   $sgpr14 = COPY [[COPY17]](s32)
  ; GCN:   $vgpr31 = COPY [[OR1]](s32)
  ; GCN:   $sgpr30_sgpr31 = SI_CALL [[GV]](p0), @external_i32_v32i32_func_void, csr_amdgpu_highregs, implicit $vgpr0, implicit $sgpr0_sgpr1_sgpr2_sgpr3, implicit $sgpr4_sgpr5, implicit $sgpr6_sgpr7, implicit $sgpr8_sgpr9, implicit $sgpr10_sgpr11, implicit $sgpr12, implicit $sgpr13, implicit $sgpr14, implicit $vgpr31
  ; GCN:   ADJCALLSTACKDOWN 0, 0, implicit-def $scc
  ; GCN:   [[LOAD:%[0-9]+]]:_(s32) = G_LOAD [[FRAME_INDEX]](p5) :: (load 4 from %stack.0, align 128, addrspace 5)
  ; GCN:   [[C3:%[0-9]+]]:_(s32) = G_CONSTANT i32 128
  ; GCN:   [[PTR_ADD1:%[0-9]+]]:_(p5) = G_PTR_ADD [[FRAME_INDEX]], [[C3]](s32)
  ; GCN:   [[LOAD1:%[0-9]+]]:_(<32 x s32>) = G_LOAD [[PTR_ADD1]](p5) :: (load 128 from %stack.0, addrspace 5)
  ; GCN:   G_STORE [[LOAD]](s32), [[DEF]](p1) :: (volatile store 4 into `i32 addrspace(1)* undef`, addrspace 1)
  ; GCN:   G_STORE [[LOAD1]](<32 x s32>), [[COPY10]](p1) :: (volatile store 128 into `<32 x i32> addrspace(1)* undef`, align 8, addrspace 1)
  ; GCN:   S_ENDPGM 0
  %val = call { i32, <32 x i32> } @external_i32_v32i32_func_void()
  %val0 = extractvalue { i32, <32 x i32> } %val, 0
  %val1 = extractvalue { i32, <32 x i32> } %val, 1
  store volatile i32 %val0, i32 addrspace(1)* undef
  store volatile <32 x i32> %val1, <32 x i32> addrspace(1)* undef, align 8
  ret void
}

define amdgpu_kernel void @test_call_external_v33i32_func_void() #0 {
  ; GCN-LABEL: name: test_call_external_v33i32_func_void
  ; GCN: bb.1 (%ir-block.0):
  ; GCN:   liveins: $sgpr14, $sgpr15, $sgpr16, $vgpr0, $vgpr1, $vgpr2, $sgpr4_sgpr5, $sgpr6_sgpr7, $sgpr8_sgpr9, $sgpr10_sgpr11
  ; GCN:   [[COPY:%[0-9]+]]:vgpr_32(s32) = COPY $vgpr2
  ; GCN:   [[COPY1:%[0-9]+]]:vgpr_32(s32) = COPY $vgpr1
  ; GCN:   [[COPY2:%[0-9]+]]:vgpr_32(s32) = COPY $vgpr0
  ; GCN:   [[COPY3:%[0-9]+]]:sgpr_32 = COPY $sgpr16
  ; GCN:   [[COPY4:%[0-9]+]]:sgpr_32 = COPY $sgpr15
  ; GCN:   [[COPY5:%[0-9]+]]:sgpr_32 = COPY $sgpr14
  ; GCN:   [[COPY6:%[0-9]+]]:sgpr_64 = COPY $sgpr10_sgpr11
  ; GCN:   [[COPY7:%[0-9]+]]:sgpr_64 = COPY $sgpr6_sgpr7
  ; GCN:   [[COPY8:%[0-9]+]]:sgpr_64 = COPY $sgpr4_sgpr5
  ; GCN:   [[COPY9:%[0-9]+]]:_(p4) = COPY $sgpr8_sgpr9
  ; GCN:   [[DEF:%[0-9]+]]:_(p1) = G_IMPLICIT_DEF
  ; GCN:   [[FRAME_INDEX:%[0-9]+]]:_(p5) = G_FRAME_INDEX %stack.0
  ; GCN:   ADJCALLSTACKUP 0, 0, implicit-def $scc
  ; GCN:   [[GV:%[0-9]+]]:sreg_64(p0) = G_GLOBAL_VALUE @external_v33i32_func_void
  ; GCN:   [[COPY10:%[0-9]+]]:_(p4) = COPY [[COPY8]]
  ; GCN:   [[COPY11:%[0-9]+]]:_(p4) = COPY [[COPY7]]
  ; GCN:   [[COPY12:%[0-9]+]]:_(p4) = COPY [[COPY9]](p4)
  ; GCN:   [[C:%[0-9]+]]:_(s64) = G_CONSTANT i64 0
  ; GCN:   [[PTR_ADD:%[0-9]+]]:_(p4) = G_PTR_ADD [[COPY12]], [[C]](s64)
  ; GCN:   [[COPY13:%[0-9]+]]:_(s64) = COPY [[COPY6]]
  ; GCN:   [[COPY14:%[0-9]+]]:_(s32) = COPY [[COPY5]]
  ; GCN:   [[COPY15:%[0-9]+]]:_(s32) = COPY [[COPY4]]
  ; GCN:   [[COPY16:%[0-9]+]]:_(s32) = COPY [[COPY3]]
  ; GCN:   [[COPY17:%[0-9]+]]:_(s32) = COPY [[COPY2]](s32)
  ; GCN:   [[COPY18:%[0-9]+]]:_(s32) = COPY [[COPY1]](s32)
  ; GCN:   [[C1:%[0-9]+]]:_(s32) = G_CONSTANT i32 10
  ; GCN:   [[SHL:%[0-9]+]]:_(s32) = G_SHL [[COPY18]], [[C1]](s32)
  ; GCN:   [[OR:%[0-9]+]]:_(s32) = G_OR [[COPY17]], [[SHL]]
  ; GCN:   [[COPY19:%[0-9]+]]:_(s32) = COPY [[COPY]](s32)
  ; GCN:   [[C2:%[0-9]+]]:_(s32) = G_CONSTANT i32 20
  ; GCN:   [[SHL1:%[0-9]+]]:_(s32) = G_SHL [[COPY19]], [[C2]](s32)
  ; GCN:   [[OR1:%[0-9]+]]:_(s32) = G_OR [[OR]], [[SHL1]]
  ; GCN:   $vgpr0 = COPY [[FRAME_INDEX]](p5)
  ; GCN:   [[COPY20:%[0-9]+]]:_(<4 x s32>) = COPY $private_rsrc_reg
  ; GCN:   $sgpr0_sgpr1_sgpr2_sgpr3 = COPY [[COPY20]](<4 x s32>)
  ; GCN:   $sgpr4_sgpr5 = COPY [[COPY10]](p4)
  ; GCN:   $sgpr6_sgpr7 = COPY [[COPY11]](p4)
  ; GCN:   $sgpr8_sgpr9 = COPY [[PTR_ADD]](p4)
  ; GCN:   $sgpr10_sgpr11 = COPY [[COPY13]](s64)
  ; GCN:   $sgpr12 = COPY [[COPY14]](s32)
  ; GCN:   $sgpr13 = COPY [[COPY15]](s32)
  ; GCN:   $sgpr14 = COPY [[COPY16]](s32)
  ; GCN:   $vgpr31 = COPY [[OR1]](s32)
  ; GCN:   $sgpr30_sgpr31 = SI_CALL [[GV]](p0), @external_v33i32_func_void, csr_amdgpu_highregs, implicit $vgpr0, implicit $sgpr0_sgpr1_sgpr2_sgpr3, implicit $sgpr4_sgpr5, implicit $sgpr6_sgpr7, implicit $sgpr8_sgpr9, implicit $sgpr10_sgpr11, implicit $sgpr12, implicit $sgpr13, implicit $sgpr14, implicit $vgpr31
  ; GCN:   ADJCALLSTACKDOWN 0, 0, implicit-def $scc
  ; GCN:   [[LOAD:%[0-9]+]]:_(<33 x s32>) = G_LOAD [[FRAME_INDEX]](p5) :: (load 132 from %stack.0, align 256, addrspace 5)
  ; GCN:   G_STORE [[LOAD]](<33 x s32>), [[DEF]](p1) :: (volatile store 132 into `<33 x i32> addrspace(1)* undef`, align 8, addrspace 1)
  ; GCN:   S_ENDPGM 0
  %val = call <33 x i32> @external_v33i32_func_void()
  store volatile <33 x i32> %val, <33 x i32> addrspace(1)* undef, align 8
  ret void
}

define amdgpu_kernel void @test_call_external_v33i32_func_v33i32_i32(<33 x i32> addrspace(1)* %p, i32 %idx) #0 {
  ; GCN-LABEL: name: test_call_external_v33i32_func_v33i32_i32
  ; GCN: bb.1 (%ir-block.0):
  ; GCN:   liveins: $sgpr14, $sgpr15, $sgpr16, $vgpr0, $vgpr1, $vgpr2, $sgpr4_sgpr5, $sgpr6_sgpr7, $sgpr8_sgpr9, $sgpr10_sgpr11
  ; GCN:   [[COPY:%[0-9]+]]:vgpr_32(s32) = COPY $vgpr2
  ; GCN:   [[COPY1:%[0-9]+]]:vgpr_32(s32) = COPY $vgpr1
  ; GCN:   [[COPY2:%[0-9]+]]:vgpr_32(s32) = COPY $vgpr0
  ; GCN:   [[COPY3:%[0-9]+]]:sgpr_32 = COPY $sgpr16
  ; GCN:   [[COPY4:%[0-9]+]]:sgpr_32 = COPY $sgpr15
  ; GCN:   [[COPY5:%[0-9]+]]:sgpr_32 = COPY $sgpr14
  ; GCN:   [[COPY6:%[0-9]+]]:sgpr_64 = COPY $sgpr10_sgpr11
  ; GCN:   [[COPY7:%[0-9]+]]:sgpr_64 = COPY $sgpr6_sgpr7
  ; GCN:   [[COPY8:%[0-9]+]]:sgpr_64 = COPY $sgpr4_sgpr5
  ; GCN:   [[COPY9:%[0-9]+]]:_(p4) = COPY $sgpr8_sgpr9
  ; GCN:   [[DEF:%[0-9]+]]:_(p1) = G_IMPLICIT_DEF
  ; GCN:   [[INT:%[0-9]+]]:_(p4) = G_INTRINSIC intrinsic(@llvm.amdgcn.kernarg.segment.ptr)
  ; GCN:   [[LOAD:%[0-9]+]]:_(p1) = G_LOAD [[INT]](p4) :: (dereferenceable invariant load 8 from %ir.p.kernarg.offset.cast, align 16, addrspace 4)
  ; GCN:   [[C:%[0-9]+]]:_(s64) = G_CONSTANT i64 8
  ; GCN:   [[PTR_ADD:%[0-9]+]]:_(p4) = G_PTR_ADD [[INT]], [[C]](s64)
  ; GCN:   [[LOAD1:%[0-9]+]]:_(s32) = G_LOAD [[PTR_ADD]](p4) :: (dereferenceable invariant load 4 from %ir.idx.kernarg.offset.cast, align 8, addrspace 4)
  ; GCN:   [[FRAME_INDEX:%[0-9]+]]:_(p5) = G_FRAME_INDEX %stack.0
  ; GCN:   ADJCALLSTACKUP 0, 0, implicit-def $scc
  ; GCN:   [[GV:%[0-9]+]]:sreg_64(p0) = G_GLOBAL_VALUE @external_v33i32_func_v33i32_i32
  ; GCN:   [[COPY10:%[0-9]+]]:_(p4) = COPY [[COPY8]]
  ; GCN:   [[COPY11:%[0-9]+]]:_(p4) = COPY [[COPY7]]
  ; GCN:   [[COPY12:%[0-9]+]]:_(p4) = COPY [[COPY9]](p4)
  ; GCN:   [[C1:%[0-9]+]]:_(s64) = G_CONSTANT i64 16
  ; GCN:   [[PTR_ADD1:%[0-9]+]]:_(p4) = G_PTR_ADD [[COPY12]], [[C1]](s64)
  ; GCN:   [[COPY13:%[0-9]+]]:_(s64) = COPY [[COPY6]]
  ; GCN:   [[COPY14:%[0-9]+]]:_(s32) = COPY [[COPY5]]
  ; GCN:   [[COPY15:%[0-9]+]]:_(s32) = COPY [[COPY4]]
  ; GCN:   [[COPY16:%[0-9]+]]:_(s32) = COPY [[COPY3]]
  ; GCN:   [[COPY17:%[0-9]+]]:_(s32) = COPY [[COPY2]](s32)
  ; GCN:   [[COPY18:%[0-9]+]]:_(s32) = COPY [[COPY1]](s32)
  ; GCN:   [[C2:%[0-9]+]]:_(s32) = G_CONSTANT i32 10
  ; GCN:   [[SHL:%[0-9]+]]:_(s32) = G_SHL [[COPY18]], [[C2]](s32)
  ; GCN:   [[OR:%[0-9]+]]:_(s32) = G_OR [[COPY17]], [[SHL]]
  ; GCN:   [[COPY19:%[0-9]+]]:_(s32) = COPY [[COPY]](s32)
  ; GCN:   [[C3:%[0-9]+]]:_(s32) = G_CONSTANT i32 20
  ; GCN:   [[SHL1:%[0-9]+]]:_(s32) = G_SHL [[COPY19]], [[C3]](s32)
  ; GCN:   [[OR1:%[0-9]+]]:_(s32) = G_OR [[OR]], [[SHL1]]
  ; GCN:   $vgpr0 = COPY [[FRAME_INDEX]](p5)
  ; GCN:   [[UV:%[0-9]+]]:_(s32), [[UV1:%[0-9]+]]:_(s32) = G_UNMERGE_VALUES [[LOAD]](p1)
  ; GCN:   $vgpr1 = COPY [[UV]](s32)
  ; GCN:   $vgpr2 = COPY [[UV1]](s32)
  ; GCN:   $vgpr3 = COPY [[LOAD1]](s32)
  ; GCN:   [[COPY20:%[0-9]+]]:_(<4 x s32>) = COPY $private_rsrc_reg
  ; GCN:   $sgpr0_sgpr1_sgpr2_sgpr3 = COPY [[COPY20]](<4 x s32>)
  ; GCN:   $sgpr4_sgpr5 = COPY [[COPY10]](p4)
  ; GCN:   $sgpr6_sgpr7 = COPY [[COPY11]](p4)
  ; GCN:   $sgpr8_sgpr9 = COPY [[PTR_ADD1]](p4)
  ; GCN:   $sgpr10_sgpr11 = COPY [[COPY13]](s64)
  ; GCN:   $sgpr12 = COPY [[COPY14]](s32)
  ; GCN:   $sgpr13 = COPY [[COPY15]](s32)
  ; GCN:   $sgpr14 = COPY [[COPY16]](s32)
  ; GCN:   $vgpr31 = COPY [[OR1]](s32)
  ; GCN:   $sgpr30_sgpr31 = SI_CALL [[GV]](p0), @external_v33i32_func_v33i32_i32, csr_amdgpu_highregs, implicit $vgpr0, implicit $vgpr1, implicit $vgpr2, implicit $vgpr3, implicit $sgpr0_sgpr1_sgpr2_sgpr3, implicit $sgpr4_sgpr5, implicit $sgpr6_sgpr7, implicit $sgpr8_sgpr9, implicit $sgpr10_sgpr11, implicit $sgpr12, implicit $sgpr13, implicit $sgpr14, implicit $vgpr31
  ; GCN:   ADJCALLSTACKDOWN 0, 0, implicit-def $scc
  ; GCN:   [[LOAD2:%[0-9]+]]:_(<33 x s32>) = G_LOAD [[FRAME_INDEX]](p5) :: (load 132 from %stack.0, align 256, addrspace 5)
  ; GCN:   G_STORE [[LOAD2]](<33 x s32>), [[DEF]](p1) :: (volatile store 132 into `<33 x i32> addrspace(1)* undef`, align 8, addrspace 1)
  ; GCN:   S_ENDPGM 0
  %val = call <33 x i32> @external_v33i32_func_v33i32_i32(<33 x i32> addrspace(1)* %p, i32 %idx)
  store volatile <33 x i32> %val, <33 x i32> addrspace(1)* undef, align 8
  ret void
}

attributes #0 = { nounwind }
attributes #1 = { nounwind readnone }
attributes #2 = { nounwind noinline }