blob: ae0c8b57b0645d6f134a0299c4876e78688ed9fd [file] [log] [blame]
; NOTE: Assertions have been autogenerated by utils/update_mir_test_checks.py
; RUN: llc -global-isel -march=amdgcn -mcpu=gfx900 -verify-machineinstrs -stop-after twoaddressinstruction < %s | FileCheck %s
; Check that %16 gets constrained to register class sgpr_96_with_sub0_sub1.
define amdgpu_ps <3 x i32> @s_load_constant_v3i32_align4(<3 x i32> addrspace(4)* inreg %ptr) {
; CHECK-LABEL: name: s_load_constant_v3i32_align4
; CHECK: bb.0 (%ir-block.0):
; CHECK-NEXT: liveins: $sgpr0, $sgpr1
; CHECK-NEXT: {{ $}}
; CHECK-NEXT: [[COPY:%[0-9]+]]:sreg_32 = COPY killed $sgpr0
; CHECK-NEXT: [[COPY1:%[0-9]+]]:sreg_32 = COPY killed $sgpr1
; CHECK-NEXT: undef %0.sub0:sreg_64 = COPY killed [[COPY]]
; CHECK-NEXT: %0.sub1:sreg_64 = COPY killed [[COPY1]]
; CHECK-NEXT: [[S_LOAD_DWORDX2_IMM:%[0-9]+]]:sreg_64_xexec = S_LOAD_DWORDX2_IMM %0, 0, 0 :: (load (<2 x s32>) from %ir.ptr, align 4, addrspace 4)
; CHECK-NEXT: [[S_LOAD_DWORD_IMM:%[0-9]+]]:sreg_32_xm0_xexec = S_LOAD_DWORD_IMM killed %0, 8, 0 :: (load (s32) from %ir.ptr + 8, addrspace 4)
; CHECK-NEXT: undef %16.sub0_sub1:sgpr_96_with_sub0_sub1 = COPY killed [[S_LOAD_DWORDX2_IMM]]
; CHECK-NEXT: [[COPY2:%[0-9]+]]:sgpr_96_with_sub0_sub1 = COPY killed %16
; CHECK-NEXT: [[COPY2]].sub2:sgpr_96_with_sub0_sub1 = COPY undef [[S_LOAD_DWORD_IMM]]
; CHECK-NEXT: [[COPY3:%[0-9]+]]:sreg_32 = COPY [[COPY2]].sub0
; CHECK-NEXT: $sgpr0 = COPY killed [[COPY3]]
; CHECK-NEXT: [[COPY4:%[0-9]+]]:sreg_32 = COPY killed [[COPY2]].sub1
; CHECK-NEXT: $sgpr1 = COPY killed [[COPY4]]
; CHECK-NEXT: [[COPY5:%[0-9]+]]:sreg_32 = COPY killed [[S_LOAD_DWORD_IMM]]
; CHECK-NEXT: $sgpr2 = COPY killed [[COPY5]]
; CHECK-NEXT: SI_RETURN_TO_EPILOG implicit killed $sgpr0, implicit killed $sgpr1, implicit killed $sgpr2
%load = load <3 x i32>, <3 x i32> addrspace(4)* %ptr, align 4
ret <3 x i32> %load
}