; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py UTC_ARGS: --version 5
; RUN: llc -mtriple=amdgcn-amd-amdhsa -mcpu=fiji -mattr=-flat-for-global -enable-ipra=0 -verify-machineinstrs < %s | FileCheck -enable-var-scope -check-prefixes=GCN,FIJI %s
; RUN: llc -mtriple=amdgcn-amd-amdhsa -mcpu=hawaii -enable-ipra=0 -verify-machineinstrs < %s | FileCheck -enable-var-scope -check-prefixes=GCN,HAWAII %s
; RUN: llc -mtriple=amdgcn-amd-amdhsa -mcpu=gfx900 -mattr=-flat-for-global -enable-ipra=0 -verify-machineinstrs < %s | FileCheck -enable-var-scope -check-prefixes=GCN,GFX9 %s
target datalayout = "A5"

; FIXME: Why is this commuted only sometimes?
define fastcc i32 @i32_fastcc_i32_i32(i32 %arg0, i32 %arg1) #1 {
; FIJI-LABEL: i32_fastcc_i32_i32:
; FIJI:       ; %bb.0:
; FIJI-NEXT:    s_waitcnt vmcnt(0) expcnt(0) lgkmcnt(0)
; FIJI-NEXT:    v_add_u32_e32 v0, vcc, v0, v1
; FIJI-NEXT:    s_setpc_b64 s[30:31]
;
; HAWAII-LABEL: i32_fastcc_i32_i32:
; HAWAII:       ; %bb.0:
; HAWAII-NEXT:    s_waitcnt vmcnt(0) expcnt(0) lgkmcnt(0)
; HAWAII-NEXT:    v_add_i32_e32 v0, vcc, v0, v1
; HAWAII-NEXT:    s_setpc_b64 s[30:31]
;
; GFX9-LABEL: i32_fastcc_i32_i32:
; GFX9:       ; %bb.0:
; GFX9-NEXT:    s_waitcnt vmcnt(0) expcnt(0) lgkmcnt(0)
; GFX9-NEXT:    v_add_u32_e32 v0, v0, v1
; GFX9-NEXT:    s_setpc_b64 s[30:31]
  %add0 = add i32 %arg0, %arg1
  ret i32 %add0
}

define fastcc i32 @i32_fastcc_i32_i32_stack_object(i32 %arg0, i32 %arg1) #1 {
; FIJI-LABEL: i32_fastcc_i32_i32_stack_object:
; FIJI:       ; %bb.0:
; FIJI-NEXT:    s_waitcnt vmcnt(0) expcnt(0) lgkmcnt(0)
; FIJI-NEXT:    v_mov_b32_e32 v2, 9
; FIJI-NEXT:    v_add_u32_e32 v0, vcc, v0, v1
; FIJI-NEXT:    buffer_store_dword v2, off, s[0:3], s32 offset:20
; FIJI-NEXT:    s_waitcnt vmcnt(0)
; FIJI-NEXT:    s_setpc_b64 s[30:31]
;
; HAWAII-LABEL: i32_fastcc_i32_i32_stack_object:
; HAWAII:       ; %bb.0:
; HAWAII-NEXT:    s_waitcnt vmcnt(0) expcnt(0) lgkmcnt(0)
; HAWAII-NEXT:    v_mov_b32_e32 v2, 9
; HAWAII-NEXT:    v_add_i32_e32 v0, vcc, v0, v1
; HAWAII-NEXT:    buffer_store_dword v2, off, s[0:3], s32 offset:20
; HAWAII-NEXT:    s_waitcnt vmcnt(0)
; HAWAII-NEXT:    s_setpc_b64 s[30:31]
;
; GFX9-LABEL: i32_fastcc_i32_i32_stack_object:
; GFX9:       ; %bb.0:
; GFX9-NEXT:    s_waitcnt vmcnt(0) expcnt(0) lgkmcnt(0)
; GFX9-NEXT:    v_mov_b32_e32 v2, 9
; GFX9-NEXT:    v_add_u32_e32 v0, v0, v1
; GFX9-NEXT:    buffer_store_dword v2, off, s[0:3], s32 offset:20
; GFX9-NEXT:    s_waitcnt vmcnt(0)
; GFX9-NEXT:    s_setpc_b64 s[30:31]
  %alloca = alloca [16 x i32], align 4, addrspace(5)
  %gep = getelementptr inbounds [16 x i32], ptr addrspace(5) %alloca, i32 0, i32 5
  store volatile i32 9, ptr addrspace(5) %gep
  %add0 = add i32 %arg0, %arg1
  ret i32 %add0
}

define hidden fastcc i32 @sibling_call_i32_fastcc_i32_i32(i32 %a, i32 %b, i32 %c) #1 {
; GCN-LABEL: sibling_call_i32_fastcc_i32_i32:
; GCN:       ; %bb.0: ; %entry
; GCN-NEXT:    s_waitcnt vmcnt(0) expcnt(0) lgkmcnt(0)
; GCN-NEXT:    s_getpc_b64 s[4:5]
; GCN-NEXT:    s_add_u32 s4, s4, i32_fastcc_i32_i32@gotpcrel32@lo+4
; GCN-NEXT:    s_addc_u32 s5, s5, i32_fastcc_i32_i32@gotpcrel32@hi+12
; GCN-NEXT:    s_load_dwordx2 s[4:5], s[4:5], 0x0
; GCN-NEXT:    s_waitcnt lgkmcnt(0)
; GCN-NEXT:    s_setpc_b64 s[4:5]
entry:
  %ret = tail call fastcc i32 @i32_fastcc_i32_i32(i32 %a, i32 %b)
  ret i32 %ret
}

define fastcc i32 @sibling_call_i32_fastcc_i32_i32_stack_object(i32 %a, i32 %b, i32 %c) #1 {
; GCN-LABEL: sibling_call_i32_fastcc_i32_i32_stack_object:
; GCN:       ; %bb.0: ; %entry
; GCN-NEXT:    s_waitcnt vmcnt(0) expcnt(0) lgkmcnt(0)
; GCN-NEXT:    s_getpc_b64 s[4:5]
; GCN-NEXT:    s_add_u32 s4, s4, i32_fastcc_i32_i32@gotpcrel32@lo+4
; GCN-NEXT:    s_addc_u32 s5, s5, i32_fastcc_i32_i32@gotpcrel32@hi+12
; GCN-NEXT:    s_load_dwordx2 s[4:5], s[4:5], 0x0
; GCN-NEXT:    v_mov_b32_e32 v2, 9
; GCN-NEXT:    buffer_store_dword v2, off, s[0:3], s32 offset:20
; GCN-NEXT:    s_waitcnt vmcnt(0) lgkmcnt(0)
; GCN-NEXT:    s_setpc_b64 s[4:5]
entry:
  %alloca = alloca [16 x i32], align 4, addrspace(5)
  %gep = getelementptr inbounds [16 x i32], ptr addrspace(5) %alloca, i32 0, i32 5
  store volatile i32 9, ptr addrspace(5) %gep
  %ret = tail call fastcc i32 @i32_fastcc_i32_i32(i32 %a, i32 %b)
  ret i32 %ret
}

define fastcc i32 @sibling_call_i32_fastcc_i32_i32_callee_stack_object(i32 %a, i32 %b, i32 %c) #1 {
; GCN-LABEL: sibling_call_i32_fastcc_i32_i32_callee_stack_object:
; GCN:       ; %bb.0: ; %entry
; GCN-NEXT:    s_waitcnt vmcnt(0) expcnt(0) lgkmcnt(0)
; GCN-NEXT:    s_getpc_b64 s[4:5]
; GCN-NEXT:    s_add_u32 s4, s4, i32_fastcc_i32_i32_stack_object@gotpcrel32@lo+4
; GCN-NEXT:    s_addc_u32 s5, s5, i32_fastcc_i32_i32_stack_object@gotpcrel32@hi+12
; GCN-NEXT:    s_load_dwordx2 s[4:5], s[4:5], 0x0
; GCN-NEXT:    v_mov_b32_e32 v2, 9
; GCN-NEXT:    buffer_store_dword v2, off, s[0:3], s32 offset:20
; GCN-NEXT:    s_waitcnt vmcnt(0) lgkmcnt(0)
; GCN-NEXT:    s_setpc_b64 s[4:5]
entry:
  %alloca = alloca [16 x i32], align 4, addrspace(5)
  %gep = getelementptr inbounds [16 x i32], ptr addrspace(5) %alloca, i32 0, i32 5
  store volatile i32 9, ptr addrspace(5) %gep
  %ret = tail call fastcc i32 @i32_fastcc_i32_i32_stack_object(i32 %a, i32 %b)
  ret i32 %ret
}

define fastcc void @sibling_call_i32_fastcc_i32_i32_unused_result(i32 %a, i32 %b, i32 %c) #1 {
; GCN-LABEL: sibling_call_i32_fastcc_i32_i32_unused_result:
; GCN:       ; %bb.0: ; %entry
; GCN-NEXT:    s_waitcnt vmcnt(0) expcnt(0) lgkmcnt(0)
; GCN-NEXT:    s_getpc_b64 s[4:5]
; GCN-NEXT:    s_add_u32 s4, s4, i32_fastcc_i32_i32@gotpcrel32@lo+4
; GCN-NEXT:    s_addc_u32 s5, s5, i32_fastcc_i32_i32@gotpcrel32@hi+12
; GCN-NEXT:    s_load_dwordx2 s[4:5], s[4:5], 0x0
; GCN-NEXT:    s_waitcnt lgkmcnt(0)
; GCN-NEXT:    s_setpc_b64 s[4:5]
entry:
  %ret = tail call fastcc i32 @i32_fastcc_i32_i32(i32 %a, i32 %b)
  ret void
}

; It doesn't make sense to do a tail from a kernel
define amdgpu_kernel void @kernel_call_i32_fastcc_i32_i32_unused_result(i32 %a, i32 %b, i32 %c) #1 {
; FIJI-LABEL: kernel_call_i32_fastcc_i32_i32_unused_result:
; FIJI:       ; %bb.0: ; %entry
; FIJI-NEXT:    s_add_i32 s6, s6, s9
; FIJI-NEXT:    s_lshr_b32 flat_scratch_hi, s6, 8
; FIJI-NEXT:    s_add_u32 s0, s0, s9
; FIJI-NEXT:    s_addc_u32 s1, s1, 0
; FIJI-NEXT:    s_mov_b32 flat_scratch_lo, s7
; FIJI-NEXT:    s_load_dwordx2 s[4:5], s[4:5], 0x0
; FIJI-NEXT:    s_getpc_b64 s[6:7]
; FIJI-NEXT:    s_add_u32 s6, s6, i32_fastcc_i32_i32@gotpcrel32@lo+4
; FIJI-NEXT:    s_addc_u32 s7, s7, i32_fastcc_i32_i32@gotpcrel32@hi+12
; FIJI-NEXT:    s_load_dwordx2 s[6:7], s[6:7], 0x0
; FIJI-NEXT:    s_mov_b32 s32, 0
; FIJI-NEXT:    s_waitcnt lgkmcnt(0)
; FIJI-NEXT:    v_mov_b32_e32 v0, s4
; FIJI-NEXT:    v_mov_b32_e32 v1, s5
; FIJI-NEXT:    s_swappc_b64 s[30:31], s[6:7]
; FIJI-NEXT:    s_endpgm
;
; HAWAII-LABEL: kernel_call_i32_fastcc_i32_i32_unused_result:
; HAWAII:       ; %bb.0: ; %entry
; HAWAII-NEXT:    s_add_i32 s6, s6, s9
; HAWAII-NEXT:    s_lshr_b32 flat_scratch_hi, s6, 8
; HAWAII-NEXT:    s_add_u32 s0, s0, s9
; HAWAII-NEXT:    s_addc_u32 s1, s1, 0
; HAWAII-NEXT:    s_mov_b32 flat_scratch_lo, s7
; HAWAII-NEXT:    s_load_dwordx2 s[4:5], s[4:5], 0x0
; HAWAII-NEXT:    s_getpc_b64 s[6:7]
; HAWAII-NEXT:    s_add_u32 s6, s6, i32_fastcc_i32_i32@gotpcrel32@lo+4
; HAWAII-NEXT:    s_addc_u32 s7, s7, i32_fastcc_i32_i32@gotpcrel32@hi+12
; HAWAII-NEXT:    s_load_dwordx2 s[6:7], s[6:7], 0x0
; HAWAII-NEXT:    s_mov_b32 s32, 0
; HAWAII-NEXT:    s_waitcnt lgkmcnt(0)
; HAWAII-NEXT:    v_mov_b32_e32 v0, s4
; HAWAII-NEXT:    v_mov_b32_e32 v1, s5
; HAWAII-NEXT:    s_swappc_b64 s[30:31], s[6:7]
; HAWAII-NEXT:    s_endpgm
;
; GFX9-LABEL: kernel_call_i32_fastcc_i32_i32_unused_result:
; GFX9:       ; %bb.0: ; %entry
; GFX9-NEXT:    s_add_u32 flat_scratch_lo, s6, s9
; GFX9-NEXT:    s_addc_u32 flat_scratch_hi, s7, 0
; GFX9-NEXT:    s_add_u32 s0, s0, s9
; GFX9-NEXT:    s_addc_u32 s1, s1, 0
; GFX9-NEXT:    s_load_dwordx2 s[4:5], s[4:5], 0x0
; GFX9-NEXT:    s_getpc_b64 s[6:7]
; GFX9-NEXT:    s_add_u32 s6, s6, i32_fastcc_i32_i32@gotpcrel32@lo+4
; GFX9-NEXT:    s_addc_u32 s7, s7, i32_fastcc_i32_i32@gotpcrel32@hi+12
; GFX9-NEXT:    s_load_dwordx2 s[6:7], s[6:7], 0x0
; GFX9-NEXT:    s_mov_b32 s32, 0
; GFX9-NEXT:    s_waitcnt lgkmcnt(0)
; GFX9-NEXT:    v_mov_b32_e32 v0, s4
; GFX9-NEXT:    v_mov_b32_e32 v1, s5
; GFX9-NEXT:    s_swappc_b64 s[30:31], s[6:7]
; GFX9-NEXT:    s_endpgm
entry:
  %ret = tail call fastcc i32 @i32_fastcc_i32_i32(i32 %a, i32 %b)
  ret void
}

define hidden fastcc i32 @i32_fastcc_i32_byval_i32(i32 %arg0, ptr addrspace(5) byval(i32) align 4 %arg1) #1 {
; FIJI-LABEL: i32_fastcc_i32_byval_i32:
; FIJI:       ; %bb.0:
; FIJI-NEXT:    s_waitcnt vmcnt(0) expcnt(0) lgkmcnt(0)
; FIJI-NEXT:    buffer_load_dword v1, off, s[0:3], s32
; FIJI-NEXT:    s_waitcnt vmcnt(0)
; FIJI-NEXT:    v_add_u32_e32 v0, vcc, v0, v1
; FIJI-NEXT:    s_setpc_b64 s[30:31]
;
; HAWAII-LABEL: i32_fastcc_i32_byval_i32:
; HAWAII:       ; %bb.0:
; HAWAII-NEXT:    s_waitcnt vmcnt(0) expcnt(0) lgkmcnt(0)
; HAWAII-NEXT:    buffer_load_dword v1, off, s[0:3], s32
; HAWAII-NEXT:    s_waitcnt vmcnt(0)
; HAWAII-NEXT:    v_add_i32_e32 v0, vcc, v0, v1
; HAWAII-NEXT:    s_setpc_b64 s[30:31]
;
; GFX9-LABEL: i32_fastcc_i32_byval_i32:
; GFX9:       ; %bb.0:
; GFX9-NEXT:    s_waitcnt vmcnt(0) expcnt(0) lgkmcnt(0)
; GFX9-NEXT:    buffer_load_dword v1, off, s[0:3], s32
; GFX9-NEXT:    s_waitcnt vmcnt(0)
; GFX9-NEXT:    v_add_u32_e32 v0, v0, v1
; GFX9-NEXT:    s_setpc_b64 s[30:31]
  %arg1.load = load i32, ptr addrspace(5) %arg1, align 4
  %add0 = add i32 %arg0, %arg1.load
  ret i32 %add0
}

; Tail call disallowed with byval in parent.
define fastcc i32 @sibling_call_i32_fastcc_i32_byval_i32_byval_parent(i32 %a, ptr addrspace(5) byval(i32) %b.byval, i32 %c) #1 {
; GCN-LABEL: sibling_call_i32_fastcc_i32_byval_i32_byval_parent:
; GCN:       ; %bb.0: ; %entry
; GCN-NEXT:    s_waitcnt vmcnt(0) expcnt(0) lgkmcnt(0)
; GCN-NEXT:    s_mov_b32 s4, s33
; GCN-NEXT:    s_mov_b32 s33, s32
; GCN-NEXT:    s_or_saveexec_b64 s[6:7], -1
; GCN-NEXT:    buffer_store_dword v40, off, s[0:3], s33 offset:4 ; 4-byte Folded Spill
; GCN-NEXT:    s_mov_b64 exec, s[6:7]
; GCN-NEXT:    buffer_load_dword v1, off, s[0:3], s33
; GCN-NEXT:    v_writelane_b32 v40, s4, 2
; GCN-NEXT:    s_addk_i32 s32, 0x400
; GCN-NEXT:    v_writelane_b32 v40, s30, 0
; GCN-NEXT:    v_writelane_b32 v40, s31, 1
; GCN-NEXT:    s_getpc_b64 s[4:5]
; GCN-NEXT:    s_add_u32 s4, s4, i32_fastcc_i32_byval_i32@rel32@lo+4
; GCN-NEXT:    s_addc_u32 s5, s5, i32_fastcc_i32_byval_i32@rel32@hi+12
; GCN-NEXT:    s_waitcnt vmcnt(0)
; GCN-NEXT:    buffer_store_dword v1, off, s[0:3], s32
; GCN-NEXT:    s_swappc_b64 s[30:31], s[4:5]
; GCN-NEXT:    v_readlane_b32 s31, v40, 1
; GCN-NEXT:    v_readlane_b32 s30, v40, 0
; GCN-NEXT:    s_mov_b32 s32, s33
; GCN-NEXT:    v_readlane_b32 s4, v40, 2
; GCN-NEXT:    s_or_saveexec_b64 s[6:7], -1
; GCN-NEXT:    buffer_load_dword v40, off, s[0:3], s33 offset:4 ; 4-byte Folded Reload
; GCN-NEXT:    s_mov_b64 exec, s[6:7]
; GCN-NEXT:    s_mov_b32 s33, s4
; GCN-NEXT:    s_waitcnt vmcnt(0)
; GCN-NEXT:    s_setpc_b64 s[30:31]
entry:
  %ret = tail call fastcc i32 @i32_fastcc_i32_byval_i32(i32 %a, ptr addrspace(5) byval(i32) %b.byval)
  ret i32 %ret
}

; Tail call disallowed with byval in parent, not callee. The stack
; usage of incoming arguments must be <= the outgoing stack
; arguments.
define fastcc i32 @sibling_call_i32_fastcc_i32_byval_i32(i32 %a, [32 x i32] %large) #1 {
; GCN-LABEL: sibling_call_i32_fastcc_i32_byval_i32:
; GCN:       ; %bb.0: ; %entry
; GCN-NEXT:    s_waitcnt vmcnt(0) expcnt(0) lgkmcnt(0)
; GCN-NEXT:    buffer_load_dword v1, off, s[0:3], 0 offset:16
; GCN-NEXT:    s_getpc_b64 s[4:5]
; GCN-NEXT:    s_add_u32 s4, s4, i32_fastcc_i32_byval_i32@rel32@lo+4
; GCN-NEXT:    s_addc_u32 s5, s5, i32_fastcc_i32_byval_i32@rel32@hi+12
; GCN-NEXT:    s_waitcnt vmcnt(0)
; GCN-NEXT:    buffer_store_dword v1, off, s[0:3], s32
; GCN-NEXT:    s_setpc_b64 s[4:5]
entry:
  %ret = tail call fastcc i32 @i32_fastcc_i32_byval_i32(i32 %a, ptr addrspace(5) byval(i32) inttoptr (i32 16 to ptr addrspace(5)))
  ret i32 %ret
}

define fastcc i32 @i32_fastcc_i32_i32_a32i32(i32 %arg0, i32 %arg1, [32 x i32] %large) #1 {
; FIJI-LABEL: i32_fastcc_i32_i32_a32i32:
; FIJI:       ; %bb.0:
; FIJI-NEXT:    s_waitcnt vmcnt(0) expcnt(0) lgkmcnt(0)
; FIJI-NEXT:    buffer_load_dword v2, off, s[0:3], s32 offset:4
; FIJI-NEXT:    buffer_load_dword v3, off, s[0:3], s32 offset:8
; FIJI-NEXT:    v_add_u32_e32 v0, vcc, v0, v1
; FIJI-NEXT:    s_waitcnt vmcnt(1)
; FIJI-NEXT:    v_add_u32_e32 v0, vcc, v0, v2
; FIJI-NEXT:    s_waitcnt vmcnt(0)
; FIJI-NEXT:    v_add_u32_e32 v0, vcc, v0, v3
; FIJI-NEXT:    s_setpc_b64 s[30:31]
;
; HAWAII-LABEL: i32_fastcc_i32_i32_a32i32:
; HAWAII:       ; %bb.0:
; HAWAII-NEXT:    s_waitcnt vmcnt(0) expcnt(0) lgkmcnt(0)
; HAWAII-NEXT:    buffer_load_dword v2, off, s[0:3], s32 offset:4
; HAWAII-NEXT:    buffer_load_dword v3, off, s[0:3], s32 offset:8
; HAWAII-NEXT:    v_add_i32_e32 v0, vcc, v0, v1
; HAWAII-NEXT:    s_waitcnt vmcnt(1)
; HAWAII-NEXT:    v_add_i32_e32 v0, vcc, v0, v2
; HAWAII-NEXT:    s_waitcnt vmcnt(0)
; HAWAII-NEXT:    v_add_i32_e32 v0, vcc, v0, v3
; HAWAII-NEXT:    s_setpc_b64 s[30:31]
;
; GFX9-LABEL: i32_fastcc_i32_i32_a32i32:
; GFX9:       ; %bb.0:
; GFX9-NEXT:    s_waitcnt vmcnt(0) expcnt(0) lgkmcnt(0)
; GFX9-NEXT:    buffer_load_dword v2, off, s[0:3], s32 offset:8
; GFX9-NEXT:    buffer_load_dword v3, off, s[0:3], s32 offset:4
; GFX9-NEXT:    v_add_u32_e32 v0, v0, v1
; GFX9-NEXT:    s_waitcnt vmcnt(0)
; GFX9-NEXT:    v_add3_u32 v0, v0, v3, v2
; GFX9-NEXT:    s_setpc_b64 s[30:31]
  %val_firststack = extractvalue [32 x i32] %large, 30
  %val_laststack = extractvalue [32 x i32] %large, 31
  %add0 = add i32 %arg0, %arg1
  %add1 = add i32 %add0, %val_firststack
  %add2 = add i32 %add1, %val_laststack
  ret i32 %add2
}

; FIXME: Why load and store same location for stack args?
define fastcc i32 @sibling_call_i32_fastcc_i32_i32_a32i32(i32 %a, i32 %b, [32 x i32] %c) #1 {
; GCN-LABEL: sibling_call_i32_fastcc_i32_i32_a32i32:
; GCN:       ; %bb.0: ; %entry
; GCN-NEXT:    s_waitcnt vmcnt(0) expcnt(0) lgkmcnt(0)
; GCN-NEXT:    buffer_load_dword v31, off, s[0:3], s32
; GCN-NEXT:    buffer_load_dword v32, off, s[0:3], s32 offset:4
; GCN-NEXT:    buffer_load_dword v33, off, s[0:3], s32 offset:8
; GCN-NEXT:    s_getpc_b64 s[4:5]
; GCN-NEXT:    s_add_u32 s4, s4, i32_fastcc_i32_i32_a32i32@gotpcrel32@lo+4
; GCN-NEXT:    s_addc_u32 s5, s5, i32_fastcc_i32_i32_a32i32@gotpcrel32@hi+12
; GCN-NEXT:    s_load_dwordx2 s[4:5], s[4:5], 0x0
; GCN-NEXT:    s_waitcnt vmcnt(2)
; GCN-NEXT:    buffer_store_dword v31, off, s[0:3], s32
; GCN-NEXT:    s_waitcnt vmcnt(2)
; GCN-NEXT:    buffer_store_dword v32, off, s[0:3], s32 offset:4
; GCN-NEXT:    s_waitcnt vmcnt(2)
; GCN-NEXT:    buffer_store_dword v33, off, s[0:3], s32 offset:8
; GCN-NEXT:    s_waitcnt lgkmcnt(0)
; GCN-NEXT:    s_setpc_b64 s[4:5]
entry:
  %ret = tail call fastcc i32 @i32_fastcc_i32_i32_a32i32(i32 %a, i32 %b, [32 x i32] %c)
  ret i32 %ret
}

define fastcc i32 @sibling_call_i32_fastcc_i32_i32_a32i32_stack_object(i32 %a, i32 %b, [32 x i32] %c) #1 {
; GCN-LABEL: sibling_call_i32_fastcc_i32_i32_a32i32_stack_object:
; GCN:       ; %bb.0: ; %entry
; GCN-NEXT:    s_waitcnt vmcnt(0) expcnt(0) lgkmcnt(0)
; GCN-NEXT:    buffer_load_dword v31, off, s[0:3], s32
; GCN-NEXT:    buffer_load_dword v32, off, s[0:3], s32 offset:4
; GCN-NEXT:    buffer_load_dword v33, off, s[0:3], s32 offset:8
; GCN-NEXT:    s_getpc_b64 s[4:5]
; GCN-NEXT:    s_add_u32 s4, s4, i32_fastcc_i32_i32_a32i32@gotpcrel32@lo+4
; GCN-NEXT:    s_addc_u32 s5, s5, i32_fastcc_i32_i32_a32i32@gotpcrel32@hi+12
; GCN-NEXT:    s_load_dwordx2 s[4:5], s[4:5], 0x0
; GCN-NEXT:    v_mov_b32_e32 v34, 9
; GCN-NEXT:    buffer_store_dword v34, off, s[0:3], s32 offset:32
; GCN-NEXT:    s_waitcnt vmcnt(0)
; GCN-NEXT:    buffer_store_dword v31, off, s[0:3], s32
; GCN-NEXT:    buffer_store_dword v32, off, s[0:3], s32 offset:4
; GCN-NEXT:    buffer_store_dword v33, off, s[0:3], s32 offset:8
; GCN-NEXT:    s_waitcnt lgkmcnt(0)
; GCN-NEXT:    s_setpc_b64 s[4:5]
entry:
  %alloca = alloca [16 x i32], align 4, addrspace(5)
  %gep = getelementptr inbounds [16 x i32], ptr addrspace(5) %alloca, i32 0, i32 5
  store volatile i32 9, ptr addrspace(5) %gep
  %ret = tail call fastcc i32 @i32_fastcc_i32_i32_a32i32(i32 %a, i32 %b, [32 x i32] %c)
  ret i32 %ret
}

; If the callee requires more stack argument space than the caller,
; don't do a tail call.
; TODO: Do we really need this restriction?
define fastcc i32 @no_sibling_call_callee_more_stack_space(i32 %a, i32 %b) #1 {
; GCN-LABEL: no_sibling_call_callee_more_stack_space:
; GCN:       ; %bb.0: ; %entry
; GCN-NEXT:    s_waitcnt vmcnt(0) expcnt(0) lgkmcnt(0)
; GCN-NEXT:    s_mov_b32 s4, s33
; GCN-NEXT:    s_mov_b32 s33, s32
; GCN-NEXT:    s_or_saveexec_b64 s[6:7], -1
; GCN-NEXT:    buffer_store_dword v40, off, s[0:3], s33 ; 4-byte Folded Spill
; GCN-NEXT:    s_mov_b64 exec, s[6:7]
; GCN-NEXT:    s_addk_i32 s32, 0x400
; GCN-NEXT:    v_writelane_b32 v40, s4, 2
; GCN-NEXT:    s_getpc_b64 s[4:5]
; GCN-NEXT:    s_add_u32 s4, s4, i32_fastcc_i32_i32_a32i32@gotpcrel32@lo+4
; GCN-NEXT:    s_addc_u32 s5, s5, i32_fastcc_i32_i32_a32i32@gotpcrel32@hi+12
; GCN-NEXT:    s_load_dwordx2 s[4:5], s[4:5], 0x0
; GCN-NEXT:    v_mov_b32_e32 v2, 0
; GCN-NEXT:    v_writelane_b32 v40, s30, 0
; GCN-NEXT:    buffer_store_dword v2, off, s[0:3], s32
; GCN-NEXT:    buffer_store_dword v2, off, s[0:3], s32 offset:4
; GCN-NEXT:    buffer_store_dword v2, off, s[0:3], s32 offset:8
; GCN-NEXT:    v_mov_b32_e32 v2, 0
; GCN-NEXT:    v_mov_b32_e32 v3, 0
; GCN-NEXT:    v_mov_b32_e32 v4, 0
; GCN-NEXT:    v_mov_b32_e32 v5, 0
; GCN-NEXT:    v_mov_b32_e32 v6, 0
; GCN-NEXT:    v_mov_b32_e32 v7, 0
; GCN-NEXT:    v_mov_b32_e32 v8, 0
; GCN-NEXT:    v_mov_b32_e32 v9, 0
; GCN-NEXT:    v_mov_b32_e32 v10, 0
; GCN-NEXT:    v_mov_b32_e32 v11, 0
; GCN-NEXT:    v_mov_b32_e32 v12, 0
; GCN-NEXT:    v_mov_b32_e32 v13, 0
; GCN-NEXT:    v_mov_b32_e32 v14, 0
; GCN-NEXT:    v_mov_b32_e32 v15, 0
; GCN-NEXT:    v_mov_b32_e32 v16, 0
; GCN-NEXT:    v_mov_b32_e32 v17, 0
; GCN-NEXT:    v_mov_b32_e32 v18, 0
; GCN-NEXT:    v_mov_b32_e32 v19, 0
; GCN-NEXT:    v_mov_b32_e32 v20, 0
; GCN-NEXT:    v_mov_b32_e32 v21, 0
; GCN-NEXT:    v_mov_b32_e32 v22, 0
; GCN-NEXT:    v_mov_b32_e32 v23, 0
; GCN-NEXT:    v_mov_b32_e32 v24, 0
; GCN-NEXT:    v_mov_b32_e32 v25, 0
; GCN-NEXT:    v_mov_b32_e32 v26, 0
; GCN-NEXT:    v_mov_b32_e32 v27, 0
; GCN-NEXT:    v_mov_b32_e32 v28, 0
; GCN-NEXT:    v_mov_b32_e32 v29, 0
; GCN-NEXT:    v_mov_b32_e32 v30, 0
; GCN-NEXT:    v_writelane_b32 v40, s31, 1
; GCN-NEXT:    s_waitcnt lgkmcnt(0)
; GCN-NEXT:    s_swappc_b64 s[30:31], s[4:5]
; GCN-NEXT:    v_readlane_b32 s31, v40, 1
; GCN-NEXT:    v_readlane_b32 s30, v40, 0
; GCN-NEXT:    s_mov_b32 s32, s33
; GCN-NEXT:    v_readlane_b32 s4, v40, 2
; GCN-NEXT:    s_or_saveexec_b64 s[6:7], -1
; GCN-NEXT:    buffer_load_dword v40, off, s[0:3], s33 ; 4-byte Folded Reload
; GCN-NEXT:    s_mov_b64 exec, s[6:7]
; GCN-NEXT:    s_mov_b32 s33, s4
; GCN-NEXT:    s_waitcnt vmcnt(0)
; GCN-NEXT:    s_setpc_b64 s[30:31]
entry:
  %ret = tail call fastcc i32 @i32_fastcc_i32_i32_a32i32(i32 %a, i32 %b, [32 x i32] zeroinitializer)
  ret i32 %ret
}

; Have another non-tail in the function
define fastcc i32 @sibling_call_i32_fastcc_i32_i32_other_call(i32 %a, i32 %b, i32 %c) #1 {
; GCN-LABEL: sibling_call_i32_fastcc_i32_i32_other_call:
; GCN:       ; %bb.0: ; %entry
; GCN-NEXT:    s_waitcnt vmcnt(0) expcnt(0) lgkmcnt(0)
; GCN-NEXT:    s_mov_b32 s4, s33
; GCN-NEXT:    s_mov_b32 s33, s32
; GCN-NEXT:    s_or_saveexec_b64 s[6:7], -1
; GCN-NEXT:    buffer_store_dword v42, off, s[0:3], s33 offset:8 ; 4-byte Folded Spill
; GCN-NEXT:    s_mov_b64 exec, s[6:7]
; GCN-NEXT:    s_addk_i32 s32, 0x400
; GCN-NEXT:    v_writelane_b32 v42, s4, 2
; GCN-NEXT:    s_getpc_b64 s[4:5]
; GCN-NEXT:    s_add_u32 s4, s4, i32_fastcc_i32_i32@gotpcrel32@lo+4
; GCN-NEXT:    s_addc_u32 s5, s5, i32_fastcc_i32_i32@gotpcrel32@hi+12
; GCN-NEXT:    s_load_dwordx2 s[4:5], s[4:5], 0x0
; GCN-NEXT:    v_writelane_b32 v42, s30, 0
; GCN-NEXT:    buffer_store_dword v40, off, s[0:3], s33 offset:4 ; 4-byte Folded Spill
; GCN-NEXT:    buffer_store_dword v41, off, s[0:3], s33 ; 4-byte Folded Spill
; GCN-NEXT:    v_writelane_b32 v42, s31, 1
; GCN-NEXT:    v_mov_b32_e32 v40, v1
; GCN-NEXT:    v_mov_b32_e32 v41, v0
; GCN-NEXT:    s_waitcnt lgkmcnt(0)
; GCN-NEXT:    s_swappc_b64 s[30:31], s[4:5]
; GCN-NEXT:    v_mov_b32_e32 v2, v0
; GCN-NEXT:    v_mov_b32_e32 v0, v41
; GCN-NEXT:    v_mov_b32_e32 v1, v40
; GCN-NEXT:    buffer_load_dword v41, off, s[0:3], s33 ; 4-byte Folded Reload
; GCN-NEXT:    buffer_load_dword v40, off, s[0:3], s33 offset:4 ; 4-byte Folded Reload
; GCN-NEXT:    s_getpc_b64 s[4:5]
; GCN-NEXT:    s_add_u32 s4, s4, sibling_call_i32_fastcc_i32_i32@rel32@lo+4
; GCN-NEXT:    s_addc_u32 s5, s5, sibling_call_i32_fastcc_i32_i32@rel32@hi+12
; GCN-NEXT:    v_readlane_b32 s31, v42, 1
; GCN-NEXT:    v_readlane_b32 s30, v42, 0
; GCN-NEXT:    s_mov_b32 s32, s33
; GCN-NEXT:    v_readlane_b32 s6, v42, 2
; GCN-NEXT:    s_or_saveexec_b64 s[8:9], -1
; GCN-NEXT:    buffer_load_dword v42, off, s[0:3], s33 offset:8 ; 4-byte Folded Reload
; GCN-NEXT:    s_mov_b64 exec, s[8:9]
; GCN-NEXT:    s_mov_b32 s33, s6
; GCN-NEXT:    s_setpc_b64 s[4:5]
entry:
  %other.call = tail call fastcc i32 @i32_fastcc_i32_i32(i32 %a, i32 %b)
  %ret = tail call fastcc i32 @sibling_call_i32_fastcc_i32_i32(i32 %a, i32 %b, i32 %other.call)
  ret i32 %ret
}

; Have stack object in caller and stack passed arguments. SP should be
; in same place at function exit.
define fastcc i32 @sibling_call_stack_objecti32_fastcc_i32_i32_a32i32(i32 %a, i32 %b, [32 x i32] %c) #1 {
; GCN-LABEL: sibling_call_stack_objecti32_fastcc_i32_i32_a32i32:
; GCN:       ; %bb.0: ; %entry
; GCN-NEXT:    s_waitcnt vmcnt(0) expcnt(0) lgkmcnt(0)
; GCN-NEXT:    buffer_load_dword v31, off, s[0:3], s32
; GCN-NEXT:    buffer_load_dword v32, off, s[0:3], s32 offset:4
; GCN-NEXT:    buffer_load_dword v33, off, s[0:3], s32 offset:8
; GCN-NEXT:    s_getpc_b64 s[4:5]
; GCN-NEXT:    s_add_u32 s4, s4, i32_fastcc_i32_i32_a32i32@gotpcrel32@lo+4
; GCN-NEXT:    s_addc_u32 s5, s5, i32_fastcc_i32_i32_a32i32@gotpcrel32@hi+12
; GCN-NEXT:    s_load_dwordx2 s[4:5], s[4:5], 0x0
; GCN-NEXT:    v_mov_b32_e32 v34, 9
; GCN-NEXT:    buffer_store_dword v34, off, s[0:3], s32 offset:32
; GCN-NEXT:    s_waitcnt vmcnt(0)
; GCN-NEXT:    buffer_store_dword v31, off, s[0:3], s32
; GCN-NEXT:    buffer_store_dword v32, off, s[0:3], s32 offset:4
; GCN-NEXT:    buffer_store_dword v33, off, s[0:3], s32 offset:8
; GCN-NEXT:    s_waitcnt lgkmcnt(0)
; GCN-NEXT:    s_setpc_b64 s[4:5]
entry:
  %alloca = alloca [16 x i32], align 4, addrspace(5)
  %gep = getelementptr inbounds [16 x i32], ptr addrspace(5) %alloca, i32 0, i32 5
  store volatile i32 9, ptr addrspace(5) %gep
  %ret = tail call fastcc i32 @i32_fastcc_i32_i32_a32i32(i32 %a, i32 %b, [32 x i32] %c)
  ret i32 %ret
}

define fastcc i32 @sibling_call_stack_objecti32_fastcc_i32_i32_a32i32_larger_arg_area(i32 %a, i32 %b, [36 x i32] %c) #1 {
; GCN-LABEL: sibling_call_stack_objecti32_fastcc_i32_i32_a32i32_larger_arg_area:
; GCN:       ; %bb.0: ; %entry
; GCN-NEXT:    s_waitcnt vmcnt(0) expcnt(0) lgkmcnt(0)
; GCN-NEXT:    s_getpc_b64 s[4:5]
; GCN-NEXT:    s_add_u32 s4, s4, i32_fastcc_i32_i32_a32i32@gotpcrel32@lo+4
; GCN-NEXT:    s_addc_u32 s5, s5, i32_fastcc_i32_i32_a32i32@gotpcrel32@hi+12
; GCN-NEXT:    s_load_dwordx2 s[4:5], s[4:5], 0x0
; GCN-NEXT:    v_mov_b32_e32 v2, 9
; GCN-NEXT:    buffer_store_dword v2, off, s[0:3], s32 offset:48
; GCN-NEXT:    s_waitcnt vmcnt(0)
; GCN-NEXT:    v_mov_b32_e32 v2, 0
; GCN-NEXT:    buffer_store_dword v2, off, s[0:3], s32
; GCN-NEXT:    buffer_store_dword v2, off, s[0:3], s32 offset:4
; GCN-NEXT:    buffer_store_dword v2, off, s[0:3], s32 offset:8
; GCN-NEXT:    v_mov_b32_e32 v2, 0
; GCN-NEXT:    v_mov_b32_e32 v3, 0
; GCN-NEXT:    v_mov_b32_e32 v4, 0
; GCN-NEXT:    v_mov_b32_e32 v5, 0
; GCN-NEXT:    v_mov_b32_e32 v6, 0
; GCN-NEXT:    v_mov_b32_e32 v7, 0
; GCN-NEXT:    v_mov_b32_e32 v8, 0
; GCN-NEXT:    v_mov_b32_e32 v9, 0
; GCN-NEXT:    v_mov_b32_e32 v10, 0
; GCN-NEXT:    v_mov_b32_e32 v11, 0
; GCN-NEXT:    v_mov_b32_e32 v12, 0
; GCN-NEXT:    v_mov_b32_e32 v13, 0
; GCN-NEXT:    v_mov_b32_e32 v14, 0
; GCN-NEXT:    v_mov_b32_e32 v15, 0
; GCN-NEXT:    v_mov_b32_e32 v16, 0
; GCN-NEXT:    v_mov_b32_e32 v17, 0
; GCN-NEXT:    v_mov_b32_e32 v18, 0
; GCN-NEXT:    v_mov_b32_e32 v19, 0
; GCN-NEXT:    v_mov_b32_e32 v20, 0
; GCN-NEXT:    v_mov_b32_e32 v21, 0
; GCN-NEXT:    v_mov_b32_e32 v22, 0
; GCN-NEXT:    v_mov_b32_e32 v23, 0
; GCN-NEXT:    v_mov_b32_e32 v24, 0
; GCN-NEXT:    v_mov_b32_e32 v25, 0
; GCN-NEXT:    v_mov_b32_e32 v26, 0
; GCN-NEXT:    v_mov_b32_e32 v27, 0
; GCN-NEXT:    v_mov_b32_e32 v28, 0
; GCN-NEXT:    v_mov_b32_e32 v29, 0
; GCN-NEXT:    v_mov_b32_e32 v30, 0
; GCN-NEXT:    s_waitcnt lgkmcnt(0)
; GCN-NEXT:    s_setpc_b64 s[4:5]
entry:
  %alloca = alloca [16 x i32], align 4, addrspace(5)
  %gep = getelementptr inbounds [16 x i32], ptr addrspace(5) %alloca, i32 0, i32 5
  store volatile i32 9, ptr addrspace(5) %gep
  %ret = tail call fastcc i32 @i32_fastcc_i32_i32_a32i32(i32 %a, i32 %b, [32 x i32] zeroinitializer)
  ret i32 %ret
}

@func_ptr_gv = external unnamed_addr addrspace(4) constant ptr, align 4

; Do support tail calls with a uniform, but unknown, callee.
define hidden fastcc i32 @indirect_uniform_sibling_call_i32_fastcc_i32_i32(i32 %a, i32 %b, i32 %c) #1 {
; GCN-LABEL: indirect_uniform_sibling_call_i32_fastcc_i32_i32:
; GCN:       ; %bb.0: ; %entry
; GCN-NEXT:    s_waitcnt vmcnt(0) expcnt(0) lgkmcnt(0)
; GCN-NEXT:    s_getpc_b64 s[16:17]
; GCN-NEXT:    s_add_u32 s16, s16, func_ptr_gv@gotpcrel32@lo+4
; GCN-NEXT:    s_addc_u32 s17, s17, func_ptr_gv@gotpcrel32@hi+12
; GCN-NEXT:    s_load_dwordx2 s[16:17], s[16:17], 0x0
; GCN-NEXT:    s_waitcnt lgkmcnt(0)
; GCN-NEXT:    s_load_dwordx2 s[16:17], s[16:17], 0x0
; GCN-NEXT:    s_waitcnt lgkmcnt(0)
; GCN-NEXT:    s_setpc_b64 s[16:17]
entry:
  %func.ptr.load = load ptr, ptr addrspace(4) @func_ptr_gv
  %ret = tail call fastcc i32 %func.ptr.load(i32 %a, i32 %b)
  ret i32 %ret
}

; We can't support a tail call to a divergent target. Use a waterfall
; loop around a regular call
define hidden fastcc i32 @indirect_divergent_sibling_call_i32_fastcc_i32_i32(ptr %func.ptr, i32 %a, i32 %b, i32 %c) #1 {
; FIJI-LABEL: indirect_divergent_sibling_call_i32_fastcc_i32_i32:
; FIJI:       ; %bb.0: ; %entry
; FIJI-NEXT:    s_waitcnt vmcnt(0) expcnt(0) lgkmcnt(0)
; FIJI-NEXT:    s_mov_b32 s16, s33
; FIJI-NEXT:    s_mov_b32 s33, s32
; FIJI-NEXT:    s_or_saveexec_b64 s[18:19], -1
; FIJI-NEXT:    buffer_store_dword v40, off, s[0:3], s33 ; 4-byte Folded Spill
; FIJI-NEXT:    s_mov_b64 exec, s[18:19]
; FIJI-NEXT:    v_writelane_b32 v40, s16, 18
; FIJI-NEXT:    v_writelane_b32 v40, s30, 0
; FIJI-NEXT:    v_writelane_b32 v40, s31, 1
; FIJI-NEXT:    v_writelane_b32 v40, s34, 2
; FIJI-NEXT:    v_writelane_b32 v40, s35, 3
; FIJI-NEXT:    v_writelane_b32 v40, s36, 4
; FIJI-NEXT:    v_writelane_b32 v40, s37, 5
; FIJI-NEXT:    v_writelane_b32 v40, s38, 6
; FIJI-NEXT:    v_writelane_b32 v40, s39, 7
; FIJI-NEXT:    v_writelane_b32 v40, s40, 8
; FIJI-NEXT:    v_writelane_b32 v40, s41, 9
; FIJI-NEXT:    v_writelane_b32 v40, s42, 10
; FIJI-NEXT:    v_writelane_b32 v40, s43, 11
; FIJI-NEXT:    v_writelane_b32 v40, s44, 12
; FIJI-NEXT:    v_writelane_b32 v40, s45, 13
; FIJI-NEXT:    v_writelane_b32 v40, s46, 14
; FIJI-NEXT:    v_writelane_b32 v40, s47, 15
; FIJI-NEXT:    v_writelane_b32 v40, s48, 16
; FIJI-NEXT:    s_mov_b32 s42, s15
; FIJI-NEXT:    s_mov_b32 s43, s14
; FIJI-NEXT:    s_mov_b32 s44, s13
; FIJI-NEXT:    s_mov_b32 s45, s12
; FIJI-NEXT:    s_mov_b64 s[34:35], s[10:11]
; FIJI-NEXT:    s_mov_b64 s[36:37], s[8:9]
; FIJI-NEXT:    s_mov_b64 s[38:39], s[6:7]
; FIJI-NEXT:    s_mov_b64 s[40:41], s[4:5]
; FIJI-NEXT:    v_add_u32_e32 v3, vcc, v3, v4
; FIJI-NEXT:    s_mov_b64 s[46:47], exec
; FIJI-NEXT:    s_addk_i32 s32, 0x400
; FIJI-NEXT:    v_writelane_b32 v40, s49, 17
; FIJI-NEXT:  .LBB18_1: ; =>This Inner Loop Header: Depth=1
; FIJI-NEXT:    v_readfirstlane_b32 s16, v0
; FIJI-NEXT:    v_readfirstlane_b32 s17, v1
; FIJI-NEXT:    v_cmp_eq_u64_e32 vcc, s[16:17], v[0:1]
; FIJI-NEXT:    s_and_saveexec_b64 s[48:49], vcc
; FIJI-NEXT:    s_mov_b64 s[4:5], s[40:41]
; FIJI-NEXT:    s_mov_b64 s[6:7], s[38:39]
; FIJI-NEXT:    s_mov_b64 s[8:9], s[36:37]
; FIJI-NEXT:    s_mov_b64 s[10:11], s[34:35]
; FIJI-NEXT:    s_mov_b32 s12, s45
; FIJI-NEXT:    s_mov_b32 s13, s44
; FIJI-NEXT:    s_mov_b32 s14, s43
; FIJI-NEXT:    s_mov_b32 s15, s42
; FIJI-NEXT:    v_mov_b32_e32 v0, v2
; FIJI-NEXT:    v_mov_b32_e32 v1, v3
; FIJI-NEXT:    s_swappc_b64 s[30:31], s[16:17]
; FIJI-NEXT:    v_mov_b32_e32 v4, v0
; FIJI-NEXT:    ; implicit-def: $vgpr0_vgpr1
; FIJI-NEXT:    ; implicit-def: $vgpr31
; FIJI-NEXT:    ; implicit-def: $vgpr2
; FIJI-NEXT:    ; implicit-def: $vgpr3
; FIJI-NEXT:    s_xor_b64 exec, exec, s[48:49]
; FIJI-NEXT:    s_cbranch_execnz .LBB18_1
; FIJI-NEXT:  ; %bb.2:
; FIJI-NEXT:    s_mov_b64 exec, s[46:47]
; FIJI-NEXT:    v_mov_b32_e32 v0, v4
; FIJI-NEXT:    v_readlane_b32 s49, v40, 17
; FIJI-NEXT:    v_readlane_b32 s48, v40, 16
; FIJI-NEXT:    v_readlane_b32 s47, v40, 15
; FIJI-NEXT:    v_readlane_b32 s46, v40, 14
; FIJI-NEXT:    v_readlane_b32 s45, v40, 13
; FIJI-NEXT:    v_readlane_b32 s44, v40, 12
; FIJI-NEXT:    v_readlane_b32 s43, v40, 11
; FIJI-NEXT:    v_readlane_b32 s42, v40, 10
; FIJI-NEXT:    v_readlane_b32 s41, v40, 9
; FIJI-NEXT:    v_readlane_b32 s40, v40, 8
; FIJI-NEXT:    v_readlane_b32 s39, v40, 7
; FIJI-NEXT:    v_readlane_b32 s38, v40, 6
; FIJI-NEXT:    v_readlane_b32 s37, v40, 5
; FIJI-NEXT:    v_readlane_b32 s36, v40, 4
; FIJI-NEXT:    v_readlane_b32 s35, v40, 3
; FIJI-NEXT:    v_readlane_b32 s34, v40, 2
; FIJI-NEXT:    v_readlane_b32 s31, v40, 1
; FIJI-NEXT:    v_readlane_b32 s30, v40, 0
; FIJI-NEXT:    s_mov_b32 s32, s33
; FIJI-NEXT:    v_readlane_b32 s4, v40, 18
; FIJI-NEXT:    s_or_saveexec_b64 s[6:7], -1
; FIJI-NEXT:    buffer_load_dword v40, off, s[0:3], s33 ; 4-byte Folded Reload
; FIJI-NEXT:    s_mov_b64 exec, s[6:7]
; FIJI-NEXT:    s_mov_b32 s33, s4
; FIJI-NEXT:    s_waitcnt vmcnt(0)
; FIJI-NEXT:    s_setpc_b64 s[30:31]
;
; HAWAII-LABEL: indirect_divergent_sibling_call_i32_fastcc_i32_i32:
; HAWAII:       ; %bb.0: ; %entry
; HAWAII-NEXT:    s_waitcnt vmcnt(0) expcnt(0) lgkmcnt(0)
; HAWAII-NEXT:    s_mov_b32 s16, s33
; HAWAII-NEXT:    s_mov_b32 s33, s32
; HAWAII-NEXT:    s_or_saveexec_b64 s[18:19], -1
; HAWAII-NEXT:    buffer_store_dword v40, off, s[0:3], s33 ; 4-byte Folded Spill
; HAWAII-NEXT:    s_mov_b64 exec, s[18:19]
; HAWAII-NEXT:    v_writelane_b32 v40, s16, 18
; HAWAII-NEXT:    v_writelane_b32 v40, s30, 0
; HAWAII-NEXT:    v_writelane_b32 v40, s31, 1
; HAWAII-NEXT:    v_writelane_b32 v40, s34, 2
; HAWAII-NEXT:    v_writelane_b32 v40, s35, 3
; HAWAII-NEXT:    v_writelane_b32 v40, s36, 4
; HAWAII-NEXT:    v_writelane_b32 v40, s37, 5
; HAWAII-NEXT:    v_writelane_b32 v40, s38, 6
; HAWAII-NEXT:    v_writelane_b32 v40, s39, 7
; HAWAII-NEXT:    v_writelane_b32 v40, s40, 8
; HAWAII-NEXT:    v_writelane_b32 v40, s41, 9
; HAWAII-NEXT:    v_writelane_b32 v40, s42, 10
; HAWAII-NEXT:    v_writelane_b32 v40, s43, 11
; HAWAII-NEXT:    v_writelane_b32 v40, s44, 12
; HAWAII-NEXT:    v_writelane_b32 v40, s45, 13
; HAWAII-NEXT:    v_writelane_b32 v40, s46, 14
; HAWAII-NEXT:    v_writelane_b32 v40, s47, 15
; HAWAII-NEXT:    v_writelane_b32 v40, s48, 16
; HAWAII-NEXT:    s_mov_b32 s42, s15
; HAWAII-NEXT:    s_mov_b32 s43, s14
; HAWAII-NEXT:    s_mov_b32 s44, s13
; HAWAII-NEXT:    s_mov_b32 s45, s12
; HAWAII-NEXT:    s_mov_b64 s[34:35], s[10:11]
; HAWAII-NEXT:    s_mov_b64 s[36:37], s[8:9]
; HAWAII-NEXT:    s_mov_b64 s[38:39], s[6:7]
; HAWAII-NEXT:    s_mov_b64 s[40:41], s[4:5]
; HAWAII-NEXT:    v_add_i32_e32 v3, vcc, v3, v4
; HAWAII-NEXT:    s_mov_b64 s[46:47], exec
; HAWAII-NEXT:    s_addk_i32 s32, 0x400
; HAWAII-NEXT:    v_writelane_b32 v40, s49, 17
; HAWAII-NEXT:  .LBB18_1: ; =>This Inner Loop Header: Depth=1
; HAWAII-NEXT:    v_readfirstlane_b32 s16, v0
; HAWAII-NEXT:    v_readfirstlane_b32 s17, v1
; HAWAII-NEXT:    v_cmp_eq_u64_e32 vcc, s[16:17], v[0:1]
; HAWAII-NEXT:    s_and_saveexec_b64 s[48:49], vcc
; HAWAII-NEXT:    s_mov_b64 s[4:5], s[40:41]
; HAWAII-NEXT:    s_mov_b64 s[6:7], s[38:39]
; HAWAII-NEXT:    s_mov_b64 s[8:9], s[36:37]
; HAWAII-NEXT:    s_mov_b64 s[10:11], s[34:35]
; HAWAII-NEXT:    s_mov_b32 s12, s45
; HAWAII-NEXT:    s_mov_b32 s13, s44
; HAWAII-NEXT:    s_mov_b32 s14, s43
; HAWAII-NEXT:    s_mov_b32 s15, s42
; HAWAII-NEXT:    v_mov_b32_e32 v0, v2
; HAWAII-NEXT:    v_mov_b32_e32 v1, v3
; HAWAII-NEXT:    s_swappc_b64 s[30:31], s[16:17]
; HAWAII-NEXT:    v_mov_b32_e32 v4, v0
; HAWAII-NEXT:    ; implicit-def: $vgpr0_vgpr1
; HAWAII-NEXT:    ; implicit-def: $vgpr31
; HAWAII-NEXT:    ; implicit-def: $vgpr2
; HAWAII-NEXT:    ; implicit-def: $vgpr3
; HAWAII-NEXT:    s_xor_b64 exec, exec, s[48:49]
; HAWAII-NEXT:    s_cbranch_execnz .LBB18_1
; HAWAII-NEXT:  ; %bb.2:
; HAWAII-NEXT:    s_mov_b64 exec, s[46:47]
; HAWAII-NEXT:    v_mov_b32_e32 v0, v4
; HAWAII-NEXT:    v_readlane_b32 s49, v40, 17
; HAWAII-NEXT:    v_readlane_b32 s48, v40, 16
; HAWAII-NEXT:    v_readlane_b32 s47, v40, 15
; HAWAII-NEXT:    v_readlane_b32 s46, v40, 14
; HAWAII-NEXT:    v_readlane_b32 s45, v40, 13
; HAWAII-NEXT:    v_readlane_b32 s44, v40, 12
; HAWAII-NEXT:    v_readlane_b32 s43, v40, 11
; HAWAII-NEXT:    v_readlane_b32 s42, v40, 10
; HAWAII-NEXT:    v_readlane_b32 s41, v40, 9
; HAWAII-NEXT:    v_readlane_b32 s40, v40, 8
; HAWAII-NEXT:    v_readlane_b32 s39, v40, 7
; HAWAII-NEXT:    v_readlane_b32 s38, v40, 6
; HAWAII-NEXT:    v_readlane_b32 s37, v40, 5
; HAWAII-NEXT:    v_readlane_b32 s36, v40, 4
; HAWAII-NEXT:    v_readlane_b32 s35, v40, 3
; HAWAII-NEXT:    v_readlane_b32 s34, v40, 2
; HAWAII-NEXT:    v_readlane_b32 s31, v40, 1
; HAWAII-NEXT:    v_readlane_b32 s30, v40, 0
; HAWAII-NEXT:    s_mov_b32 s32, s33
; HAWAII-NEXT:    v_readlane_b32 s4, v40, 18
; HAWAII-NEXT:    s_or_saveexec_b64 s[6:7], -1
; HAWAII-NEXT:    buffer_load_dword v40, off, s[0:3], s33 ; 4-byte Folded Reload
; HAWAII-NEXT:    s_mov_b64 exec, s[6:7]
; HAWAII-NEXT:    s_mov_b32 s33, s4
; HAWAII-NEXT:    s_waitcnt vmcnt(0)
; HAWAII-NEXT:    s_setpc_b64 s[30:31]
;
; GFX9-LABEL: indirect_divergent_sibling_call_i32_fastcc_i32_i32:
; GFX9:       ; %bb.0: ; %entry
; GFX9-NEXT:    s_waitcnt vmcnt(0) expcnt(0) lgkmcnt(0)
; GFX9-NEXT:    s_mov_b32 s16, s33
; GFX9-NEXT:    s_mov_b32 s33, s32
; GFX9-NEXT:    s_or_saveexec_b64 s[18:19], -1
; GFX9-NEXT:    buffer_store_dword v40, off, s[0:3], s33 ; 4-byte Folded Spill
; GFX9-NEXT:    s_mov_b64 exec, s[18:19]
; GFX9-NEXT:    v_writelane_b32 v40, s16, 18
; GFX9-NEXT:    v_writelane_b32 v40, s30, 0
; GFX9-NEXT:    v_writelane_b32 v40, s31, 1
; GFX9-NEXT:    v_writelane_b32 v40, s34, 2
; GFX9-NEXT:    v_writelane_b32 v40, s35, 3
; GFX9-NEXT:    v_writelane_b32 v40, s36, 4
; GFX9-NEXT:    v_writelane_b32 v40, s37, 5
; GFX9-NEXT:    v_writelane_b32 v40, s38, 6
; GFX9-NEXT:    v_writelane_b32 v40, s39, 7
; GFX9-NEXT:    v_writelane_b32 v40, s40, 8
; GFX9-NEXT:    v_writelane_b32 v40, s41, 9
; GFX9-NEXT:    v_writelane_b32 v40, s42, 10
; GFX9-NEXT:    v_writelane_b32 v40, s43, 11
; GFX9-NEXT:    v_writelane_b32 v40, s44, 12
; GFX9-NEXT:    v_writelane_b32 v40, s45, 13
; GFX9-NEXT:    v_writelane_b32 v40, s46, 14
; GFX9-NEXT:    v_writelane_b32 v40, s47, 15
; GFX9-NEXT:    v_writelane_b32 v40, s48, 16
; GFX9-NEXT:    s_mov_b32 s42, s15
; GFX9-NEXT:    s_mov_b32 s43, s14
; GFX9-NEXT:    s_mov_b32 s44, s13
; GFX9-NEXT:    s_mov_b32 s45, s12
; GFX9-NEXT:    s_mov_b64 s[34:35], s[10:11]
; GFX9-NEXT:    s_mov_b64 s[36:37], s[8:9]
; GFX9-NEXT:    s_mov_b64 s[38:39], s[6:7]
; GFX9-NEXT:    s_mov_b64 s[40:41], s[4:5]
; GFX9-NEXT:    v_add_u32_e32 v3, v3, v4
; GFX9-NEXT:    s_mov_b64 s[46:47], exec
; GFX9-NEXT:    s_addk_i32 s32, 0x400
; GFX9-NEXT:    v_writelane_b32 v40, s49, 17
; GFX9-NEXT:  .LBB18_1: ; =>This Inner Loop Header: Depth=1
; GFX9-NEXT:    v_readfirstlane_b32 s16, v0
; GFX9-NEXT:    v_readfirstlane_b32 s17, v1
; GFX9-NEXT:    v_cmp_eq_u64_e32 vcc, s[16:17], v[0:1]
; GFX9-NEXT:    s_and_saveexec_b64 s[48:49], vcc
; GFX9-NEXT:    s_mov_b64 s[4:5], s[40:41]
; GFX9-NEXT:    s_mov_b64 s[6:7], s[38:39]
; GFX9-NEXT:    s_mov_b64 s[8:9], s[36:37]
; GFX9-NEXT:    s_mov_b64 s[10:11], s[34:35]
; GFX9-NEXT:    s_mov_b32 s12, s45
; GFX9-NEXT:    s_mov_b32 s13, s44
; GFX9-NEXT:    s_mov_b32 s14, s43
; GFX9-NEXT:    s_mov_b32 s15, s42
; GFX9-NEXT:    v_mov_b32_e32 v0, v2
; GFX9-NEXT:    v_mov_b32_e32 v1, v3
; GFX9-NEXT:    s_swappc_b64 s[30:31], s[16:17]
; GFX9-NEXT:    v_mov_b32_e32 v4, v0
; GFX9-NEXT:    ; implicit-def: $vgpr0_vgpr1
; GFX9-NEXT:    ; implicit-def: $vgpr31
; GFX9-NEXT:    ; implicit-def: $vgpr2
; GFX9-NEXT:    ; implicit-def: $vgpr3
; GFX9-NEXT:    s_xor_b64 exec, exec, s[48:49]
; GFX9-NEXT:    s_cbranch_execnz .LBB18_1
; GFX9-NEXT:  ; %bb.2:
; GFX9-NEXT:    s_mov_b64 exec, s[46:47]
; GFX9-NEXT:    v_mov_b32_e32 v0, v4
; GFX9-NEXT:    v_readlane_b32 s49, v40, 17
; GFX9-NEXT:    v_readlane_b32 s48, v40, 16
; GFX9-NEXT:    v_readlane_b32 s47, v40, 15
; GFX9-NEXT:    v_readlane_b32 s46, v40, 14
; GFX9-NEXT:    v_readlane_b32 s45, v40, 13
; GFX9-NEXT:    v_readlane_b32 s44, v40, 12
; GFX9-NEXT:    v_readlane_b32 s43, v40, 11
; GFX9-NEXT:    v_readlane_b32 s42, v40, 10
; GFX9-NEXT:    v_readlane_b32 s41, v40, 9
; GFX9-NEXT:    v_readlane_b32 s40, v40, 8
; GFX9-NEXT:    v_readlane_b32 s39, v40, 7
; GFX9-NEXT:    v_readlane_b32 s38, v40, 6
; GFX9-NEXT:    v_readlane_b32 s37, v40, 5
; GFX9-NEXT:    v_readlane_b32 s36, v40, 4
; GFX9-NEXT:    v_readlane_b32 s35, v40, 3
; GFX9-NEXT:    v_readlane_b32 s34, v40, 2
; GFX9-NEXT:    v_readlane_b32 s31, v40, 1
; GFX9-NEXT:    v_readlane_b32 s30, v40, 0
; GFX9-NEXT:    s_mov_b32 s32, s33
; GFX9-NEXT:    v_readlane_b32 s4, v40, 18
; GFX9-NEXT:    s_or_saveexec_b64 s[6:7], -1
; GFX9-NEXT:    buffer_load_dword v40, off, s[0:3], s33 ; 4-byte Folded Reload
; GFX9-NEXT:    s_mov_b64 exec, s[6:7]
; GFX9-NEXT:    s_mov_b32 s33, s4
; GFX9-NEXT:    s_waitcnt vmcnt(0)
; GFX9-NEXT:    s_setpc_b64 s[30:31]
entry:
  %add = add i32 %b, %c
  %ret = tail call fastcc i32 %func.ptr(i32 %a, i32 %add)
  ret i32 %ret
}

declare hidden void @void_fastcc_multi_byval(i32 %a, ptr addrspace(5) byval([3 x i32]) align 16, ptr addrspace(5) byval([2 x i64]))

define fastcc void @sibling_call_fastcc_multi_byval(i32 %a, [64 x i32]) #1 {
; GCN-LABEL: sibling_call_fastcc_multi_byval:
; GCN:       ; %bb.0: ; %entry
; GCN-NEXT:    s_waitcnt vmcnt(0) expcnt(0) lgkmcnt(0)
; GCN-NEXT:    v_mov_b32_e32 v1, 9
; GCN-NEXT:    v_mov_b32_e32 v2, 0
; GCN-NEXT:    buffer_store_dword v1, off, s[0:3], s32 offset:148
; GCN-NEXT:    buffer_store_dword v1, off, s[0:3], s32 offset:144
; GCN-NEXT:    buffer_store_dword v1, off, s[0:3], s32 offset:152
; GCN-NEXT:    buffer_store_dword v2, off, s[0:3], s32 offset:172
; GCN-NEXT:    buffer_store_dword v2, off, s[0:3], s32 offset:168
; GCN-NEXT:    buffer_store_dword v2, off, s[0:3], s32 offset:164
; GCN-NEXT:    buffer_store_dword v2, off, s[0:3], s32 offset:160
; GCN-NEXT:    buffer_store_dword v1, off, s[0:3], s32 offset:4
; GCN-NEXT:    buffer_store_dword v1, off, s[0:3], s32
; GCN-NEXT:    buffer_store_dword v2, off, s[0:3], s32 offset:28
; GCN-NEXT:    buffer_store_dword v2, off, s[0:3], s32 offset:24
; GCN-NEXT:    buffer_store_dword v2, off, s[0:3], s32 offset:20
; GCN-NEXT:    buffer_store_dword v2, off, s[0:3], s32 offset:16
; GCN-NEXT:    buffer_store_dword v1, off, s[0:3], s32 offset:8
; GCN-NEXT:    s_getpc_b64 s[16:17]
; GCN-NEXT:    s_add_u32 s16, s16, void_fastcc_multi_byval@rel32@lo+4
; GCN-NEXT:    s_addc_u32 s17, s17, void_fastcc_multi_byval@rel32@hi+12
; GCN-NEXT:    s_setpc_b64 s[16:17]
entry:
  %alloca0 = alloca [3 x i32], align 16, addrspace(5)
  %alloca1 = alloca [2 x i64], align 8, addrspace(5)
  store [3 x i32] [i32 9, i32 9, i32 9], ptr addrspace(5) %alloca0
  store [2 x i64] zeroinitializer, ptr addrspace(5) %alloca1
  tail call fastcc void @void_fastcc_multi_byval(i32 %a, ptr addrspace(5) byval([3 x i32]) %alloca0, ptr addrspace(5) byval([2 x i64]) %alloca1)
  ret void
}

declare hidden void @void_fastcc_byval_and_stack_passed(ptr addrspace(5) byval([3 x i32]) align 16, [32 x i32], i32)

; Callee has a byval and non-byval stack passed argument
define fastcc void @sibling_call_byval_and_stack_passed(i32 %stack.out.arg, [64 x i32]) #1 {
; GCN-LABEL: sibling_call_byval_and_stack_passed:
; GCN:       ; %bb.0: ; %entry
; GCN-NEXT:    s_waitcnt vmcnt(0) expcnt(0) lgkmcnt(0)
; GCN-NEXT:    v_mov_b32_e32 v1, 9
; GCN-NEXT:    buffer_store_dword v1, off, s[0:3], s32 offset:148
; GCN-NEXT:    buffer_store_dword v1, off, s[0:3], s32 offset:144
; GCN-NEXT:    buffer_store_dword v1, off, s[0:3], s32 offset:152
; GCN-NEXT:    buffer_store_dword v1, off, s[0:3], s32 offset:4
; GCN-NEXT:    buffer_store_dword v1, off, s[0:3], s32
; GCN-NEXT:    buffer_store_dword v1, off, s[0:3], s32 offset:8
; GCN-NEXT:    v_mov_b32_e32 v1, 0
; GCN-NEXT:    buffer_store_dword v1, off, s[0:3], s32 offset:12
; GCN-NEXT:    buffer_store_dword v0, off, s[0:3], s32 offset:16
; GCN-NEXT:    v_mov_b32_e32 v0, 0
; GCN-NEXT:    v_mov_b32_e32 v1, 0
; GCN-NEXT:    v_mov_b32_e32 v2, 0
; GCN-NEXT:    v_mov_b32_e32 v3, 0
; GCN-NEXT:    v_mov_b32_e32 v4, 0
; GCN-NEXT:    v_mov_b32_e32 v5, 0
; GCN-NEXT:    v_mov_b32_e32 v6, 0
; GCN-NEXT:    v_mov_b32_e32 v7, 0
; GCN-NEXT:    v_mov_b32_e32 v8, 0
; GCN-NEXT:    v_mov_b32_e32 v9, 0
; GCN-NEXT:    v_mov_b32_e32 v10, 0
; GCN-NEXT:    v_mov_b32_e32 v11, 0
; GCN-NEXT:    v_mov_b32_e32 v12, 0
; GCN-NEXT:    v_mov_b32_e32 v13, 0
; GCN-NEXT:    v_mov_b32_e32 v14, 0
; GCN-NEXT:    v_mov_b32_e32 v15, 0
; GCN-NEXT:    v_mov_b32_e32 v16, 0
; GCN-NEXT:    v_mov_b32_e32 v17, 0
; GCN-NEXT:    v_mov_b32_e32 v18, 0
; GCN-NEXT:    v_mov_b32_e32 v19, 0
; GCN-NEXT:    v_mov_b32_e32 v20, 0
; GCN-NEXT:    v_mov_b32_e32 v21, 0
; GCN-NEXT:    v_mov_b32_e32 v22, 0
; GCN-NEXT:    v_mov_b32_e32 v23, 0
; GCN-NEXT:    v_mov_b32_e32 v24, 0
; GCN-NEXT:    v_mov_b32_e32 v25, 0
; GCN-NEXT:    v_mov_b32_e32 v26, 0
; GCN-NEXT:    v_mov_b32_e32 v27, 0
; GCN-NEXT:    v_mov_b32_e32 v28, 0
; GCN-NEXT:    v_mov_b32_e32 v29, 0
; GCN-NEXT:    v_mov_b32_e32 v30, 0
; GCN-NEXT:    s_getpc_b64 s[16:17]
; GCN-NEXT:    s_add_u32 s16, s16, void_fastcc_byval_and_stack_passed@rel32@lo+4
; GCN-NEXT:    s_addc_u32 s17, s17, void_fastcc_byval_and_stack_passed@rel32@hi+12
; GCN-NEXT:    s_setpc_b64 s[16:17]
entry:
  %alloca = alloca [3 x i32], align 16, addrspace(5)
  store [3 x i32] [i32 9, i32 9, i32 9], ptr addrspace(5) %alloca
  tail call fastcc void @void_fastcc_byval_and_stack_passed(ptr addrspace(5) byval([3 x i32]) %alloca, [32 x i32] zeroinitializer, i32 %stack.out.arg)
  ret void
}

declare hidden fastcc i64 @i64_fastcc_i64(i64 %arg0)

define hidden fastcc i64 @sibling_call_i64_fastcc_i64(i64 %a) #1 {
; GCN-LABEL: sibling_call_i64_fastcc_i64:
; GCN:       ; %bb.0: ; %entry
; GCN-NEXT:    s_waitcnt vmcnt(0) expcnt(0) lgkmcnt(0)
; GCN-NEXT:    s_getpc_b64 s[16:17]
; GCN-NEXT:    s_add_u32 s16, s16, i64_fastcc_i64@rel32@lo+4
; GCN-NEXT:    s_addc_u32 s17, s17, i64_fastcc_i64@rel32@hi+12
; GCN-NEXT:    s_setpc_b64 s[16:17]
entry:
  %ret = tail call fastcc i64 @i64_fastcc_i64(i64 %a)
  ret i64 %ret
}

declare hidden fastcc ptr addrspace(1) @p1i8_fastcc_p1i8(ptr addrspace(1) %arg0)

define hidden fastcc ptr addrspace(1) @sibling_call_p1i8_fastcc_p1i8(ptr addrspace(1) %a) #1 {
; GCN-LABEL: sibling_call_p1i8_fastcc_p1i8:
; GCN:       ; %bb.0: ; %entry
; GCN-NEXT:    s_waitcnt vmcnt(0) expcnt(0) lgkmcnt(0)
; GCN-NEXT:    s_getpc_b64 s[16:17]
; GCN-NEXT:    s_add_u32 s16, s16, p1i8_fastcc_p1i8@rel32@lo+4
; GCN-NEXT:    s_addc_u32 s17, s17, p1i8_fastcc_p1i8@rel32@hi+12
; GCN-NEXT:    s_setpc_b64 s[16:17]
entry:
  %ret = tail call fastcc ptr addrspace(1) @p1i8_fastcc_p1i8(ptr addrspace(1) %a)
  ret ptr addrspace(1) %ret
}

declare hidden fastcc i16 @i16_fastcc_i16(i16 %arg0)

define hidden fastcc i16 @sibling_call_i16_fastcc_i16(i16 %a) #1 {
; GCN-LABEL: sibling_call_i16_fastcc_i16:
; GCN:       ; %bb.0: ; %entry
; GCN-NEXT:    s_waitcnt vmcnt(0) expcnt(0) lgkmcnt(0)
; GCN-NEXT:    s_getpc_b64 s[16:17]
; GCN-NEXT:    s_add_u32 s16, s16, i16_fastcc_i16@rel32@lo+4
; GCN-NEXT:    s_addc_u32 s17, s17, i16_fastcc_i16@rel32@hi+12
; GCN-NEXT:    s_setpc_b64 s[16:17]
entry:
  %ret = tail call fastcc i16 @i16_fastcc_i16(i16 %a)
  ret i16 %ret
}

declare hidden fastcc half @f16_fastcc_f16(half %arg0)

define hidden fastcc half @sibling_call_f16_fastcc_f16(half %a) #1 {
; GCN-LABEL: sibling_call_f16_fastcc_f16:
; GCN:       ; %bb.0: ; %entry
; GCN-NEXT:    s_waitcnt vmcnt(0) expcnt(0) lgkmcnt(0)
; GCN-NEXT:    s_getpc_b64 s[16:17]
; GCN-NEXT:    s_add_u32 s16, s16, f16_fastcc_f16@rel32@lo+4
; GCN-NEXT:    s_addc_u32 s17, s17, f16_fastcc_f16@rel32@hi+12
; GCN-NEXT:    s_setpc_b64 s[16:17]
entry:
  %ret = tail call fastcc half @f16_fastcc_f16(half %a)
  ret half %ret
}

declare hidden fastcc <3 x i16> @v3i16_fastcc_v3i16(<3 x i16> %arg0)

define hidden fastcc <3 x i16> @sibling_call_v3i16_fastcc_v3i16(<3 x i16> %a) #1 {
; GCN-LABEL: sibling_call_v3i16_fastcc_v3i16:
; GCN:       ; %bb.0: ; %entry
; GCN-NEXT:    s_waitcnt vmcnt(0) expcnt(0) lgkmcnt(0)
; GCN-NEXT:    s_getpc_b64 s[16:17]
; GCN-NEXT:    s_add_u32 s16, s16, v3i16_fastcc_v3i16@rel32@lo+4
; GCN-NEXT:    s_addc_u32 s17, s17, v3i16_fastcc_v3i16@rel32@hi+12
; GCN-NEXT:    s_setpc_b64 s[16:17]
entry:
  %ret = tail call fastcc <3 x i16> @v3i16_fastcc_v3i16(<3 x i16> %a)
  ret <3 x i16> %ret
}

declare hidden fastcc <4 x i16> @v4i16_fastcc_v4i16(<4 x i16> %arg0)

define hidden fastcc <4 x i16> @sibling_call_v4i16_fastcc_v4i16(<4 x i16> %a) #1 {
; GCN-LABEL: sibling_call_v4i16_fastcc_v4i16:
; GCN:       ; %bb.0: ; %entry
; GCN-NEXT:    s_waitcnt vmcnt(0) expcnt(0) lgkmcnt(0)
; GCN-NEXT:    s_getpc_b64 s[16:17]
; GCN-NEXT:    s_add_u32 s16, s16, v4i16_fastcc_v4i16@rel32@lo+4
; GCN-NEXT:    s_addc_u32 s17, s17, v4i16_fastcc_v4i16@rel32@hi+12
; GCN-NEXT:    s_setpc_b64 s[16:17]
entry:
  %ret = tail call fastcc <4 x i16> @v4i16_fastcc_v4i16(<4 x i16> %a)
  ret <4 x i16> %ret
}

declare hidden fastcc <2 x i64> @v2i64_fastcc_v2i64(<2 x i64> %arg0)

define hidden fastcc <2 x i64> @sibling_call_v2i64_fastcc_v2i64(<2 x i64> %a) #1 {
; GCN-LABEL: sibling_call_v2i64_fastcc_v2i64:
; GCN:       ; %bb.0: ; %entry
; GCN-NEXT:    s_waitcnt vmcnt(0) expcnt(0) lgkmcnt(0)
; GCN-NEXT:    s_getpc_b64 s[16:17]
; GCN-NEXT:    s_add_u32 s16, s16, v2i64_fastcc_v2i64@rel32@lo+4
; GCN-NEXT:    s_addc_u32 s17, s17, v2i64_fastcc_v2i64@rel32@hi+12
; GCN-NEXT:    s_setpc_b64 s[16:17]
entry:
  %ret = tail call fastcc <2 x i64> @v2i64_fastcc_v2i64(<2 x i64> %a)
  ret <2 x i64> %ret
}

attributes #0 = { nounwind }
attributes #1 = { nounwind noinline "amdgpu-no-dispatch-id" "amdgpu-no-dispatch-ptr" "amdgpu-no-heap-ptr" "amdgpu-no-hostcall-ptr" "amdgpu-no-implicitarg-ptr" "amdgpu-no-lds-kernel-id" "amdgpu-no-multigrid-sync-arg" "amdgpu-no-queue-ptr" "amdgpu-no-workgroup-id-x" "amdgpu-no-workgroup-id-y" "amdgpu-no-workgroup-id-z" "amdgpu-no-workitem-id-x" "amdgpu-no-workitem-id-y" "amdgpu-no-workitem-id-z" }