# NOTE: Assertions have been autogenerated by utils/update_mir_test_checks.py UTC_ARGS: --version 3
# RUN: llc -mtriple=amdgcn-amd-amdhsa -mcpu=gfx1031 -run-pass=machine-sink -o - %s | FileCheck %s
---
name: machine-sink-temporal-divergence
tracksRegLiveness: true
body: |
; CHECK-LABEL: name: machine-sink-temporal-divergence
; CHECK: bb.0:
; CHECK-NEXT: successors: %bb.1(0x80000000)
; CHECK-NEXT: liveins: $vgpr0, $vgpr1_vgpr2
; CHECK-NEXT: {{ $}}
; CHECK-NEXT: [[COPY:%[0-9]+]]:vgpr_32 = COPY $vgpr0
; CHECK-NEXT: [[S_MOV_B32_:%[0-9]+]]:sreg_32 = S_MOV_B32 -1
; CHECK-NEXT: [[S_MOV_B32_1:%[0-9]+]]:sreg_32 = S_MOV_B32 0
; CHECK-NEXT: [[COPY1:%[0-9]+]]:vreg_64 = COPY $vgpr1_vgpr2
; CHECK-NEXT: [[S_MOV_B32_2:%[0-9]+]]:sreg_32 = S_MOV_B32 1
; CHECK-NEXT: {{ $}}
; CHECK-NEXT: bb.1:
; CHECK-NEXT: successors: %bb.2(0x04000000), %bb.1(0x7c000000)
; CHECK-NEXT: {{ $}}
; CHECK-NEXT: [[PHI:%[0-9]+]]:sreg_32 = PHI [[S_MOV_B32_1]], %bb.0, %6, %bb.1
; CHECK-NEXT: [[PHI1:%[0-9]+]]:sreg_32 = PHI [[S_MOV_B32_]], %bb.0, %8, %bb.1
; CHECK-NEXT: [[S_ADD_I32_:%[0-9]+]]:sreg_32 = S_ADD_I32 [[PHI1]], [[S_MOV_B32_2]], implicit-def dead $scc
; CHECK-NEXT: [[V_ADD_U32_e64_:%[0-9]+]]:vgpr_32 = V_ADD_U32_e64 [[S_ADD_I32_]], [[S_ADD_I32_]], 0, implicit $exec
; CHECK-NEXT: [[V_CVT_F32_U32_e64_:%[0-9]+]]:vgpr_32 = V_CVT_F32_U32_e64 [[S_ADD_I32_]], 0, 0, implicit $mode, implicit $exec
; CHECK-NEXT: [[V_CMP_GT_F32_e64_:%[0-9]+]]:sreg_32 = nofpexcept V_CMP_GT_F32_e64 0, killed [[V_CVT_F32_U32_e64_]], 0, [[COPY]], 0, implicit $mode, implicit $exec
; CHECK-NEXT: [[SI_IF_BREAK:%[0-9]+]]:sreg_32 = SI_IF_BREAK killed [[V_CMP_GT_F32_e64_]], [[PHI]], implicit-def dead $scc
; CHECK-NEXT: SI_LOOP [[SI_IF_BREAK]], %bb.1, implicit-def dead $exec, implicit-def dead $scc, implicit $exec
; CHECK-NEXT: S_BRANCH %bb.2
; CHECK-NEXT: {{ $}}
; CHECK-NEXT: bb.2:
; CHECK-NEXT: SI_END_CF [[SI_IF_BREAK]], implicit-def dead $exec, implicit-def dead $scc, implicit $exec
; CHECK-NEXT: FLAT_STORE_DWORD [[COPY1]], [[V_ADD_U32_e64_]], 0, 0, implicit $exec, implicit $flat_scr :: (store (s32))
; CHECK-NEXT: SI_RETURN
bb.0:
successors: %bb.1(0x80000000)
liveins: $vgpr0, $vgpr1_vgpr2
%0:vgpr_32 = COPY $vgpr0
%1:sreg_32 = S_MOV_B32 -1
%2:sreg_32 = S_MOV_B32 0
%3:vreg_64 = COPY $vgpr1_vgpr2
%4:sreg_32 = S_MOV_B32 1
bb.1:
successors: %bb.2(0x04000000), %bb.1(0x7c000000)
%5:sreg_32 = PHI %2, %bb.0, %6, %bb.1
%7:sreg_32 = PHI %1, %bb.0, %8, %bb.1
%8:sreg_32 = S_ADD_I32 %7, %4, implicit-def dead $scc
%9:vgpr_32 = V_ADD_U32_e64 %8, %8, 0, implicit $exec
%10:vgpr_32 = V_CVT_F32_U32_e64 %8, 0, 0, implicit $mode, implicit $exec
%11:sreg_32 = nofpexcept V_CMP_GT_F32_e64 0, killed %10, 0, %0, 0, implicit $mode, implicit $exec
%6:sreg_32 = SI_IF_BREAK killed %11, %5, implicit-def dead $scc
SI_LOOP %6, %bb.1, implicit-def dead $exec, implicit-def dead $scc, implicit $exec
S_BRANCH %bb.2
bb.2:
SI_END_CF %6, implicit-def dead $exec, implicit-def dead $scc, implicit $exec
FLAT_STORE_DWORD %3, %9, 0, 0, implicit $exec, implicit $flat_scr :: (store (s32))
SI_RETURN
...
---
name: machine-sink-temporal-divergence-multiple-instructions
tracksRegLiveness: true
body: |
; CHECK-LABEL: name: machine-sink-temporal-divergence-multiple-instructions
; CHECK: bb.0:
; CHECK-NEXT: successors: %bb.1(0x80000000)
; CHECK-NEXT: liveins: $vgpr0, $vgpr1_vgpr2
; CHECK-NEXT: {{ $}}
; CHECK-NEXT: [[COPY:%[0-9]+]]:vgpr_32 = COPY $vgpr0
; CHECK-NEXT: [[S_MOV_B32_:%[0-9]+]]:sreg_32 = S_MOV_B32 -1
; CHECK-NEXT: [[S_MOV_B32_1:%[0-9]+]]:sreg_32 = S_MOV_B32 0
; CHECK-NEXT: [[COPY1:%[0-9]+]]:vreg_64 = COPY $vgpr1_vgpr2
; CHECK-NEXT: [[S_MOV_B32_2:%[0-9]+]]:sreg_32 = S_MOV_B32 1
; CHECK-NEXT: {{ $}}
; CHECK-NEXT: bb.1:
; CHECK-NEXT: successors: %bb.2(0x04000000), %bb.1(0x7c000000)
; CHECK-NEXT: {{ $}}
; CHECK-NEXT: [[PHI:%[0-9]+]]:sreg_32 = PHI [[S_MOV_B32_1]], %bb.0, %6, %bb.1
; CHECK-NEXT: [[PHI1:%[0-9]+]]:sreg_32 = PHI [[S_MOV_B32_]], %bb.0, %8, %bb.1
; CHECK-NEXT: [[S_ADD_I32_:%[0-9]+]]:sreg_32 = S_ADD_I32 [[PHI1]], [[S_MOV_B32_2]], implicit-def dead $scc
; CHECK-NEXT: [[S_ADD_I32_1:%[0-9]+]]:sreg_32 = S_ADD_I32 [[S_ADD_I32_]], [[S_MOV_B32_2]], implicit-def dead $scc
; CHECK-NEXT: [[S_ADD_I32_2:%[0-9]+]]:sreg_32 = S_ADD_I32 [[S_ADD_I32_1]], [[S_MOV_B32_2]], implicit-def dead $scc
; CHECK-NEXT: [[V_ADD_U32_e64_:%[0-9]+]]:vgpr_32 = V_ADD_U32_e64 [[S_ADD_I32_2]], [[S_ADD_I32_2]], 0, implicit $exec
; CHECK-NEXT: [[V_CVT_F32_U32_e64_:%[0-9]+]]:vgpr_32 = V_CVT_F32_U32_e64 [[S_ADD_I32_]], 0, 0, implicit $mode, implicit $exec
; CHECK-NEXT: [[V_CMP_GT_F32_e64_:%[0-9]+]]:sreg_32 = nofpexcept V_CMP_GT_F32_e64 0, killed [[V_CVT_F32_U32_e64_]], 0, [[COPY]], 0, implicit $mode, implicit $exec
; CHECK-NEXT: [[SI_IF_BREAK:%[0-9]+]]:sreg_32 = SI_IF_BREAK killed [[V_CMP_GT_F32_e64_]], [[PHI]], implicit-def dead $scc
; CHECK-NEXT: SI_LOOP [[SI_IF_BREAK]], %bb.1, implicit-def dead $exec, implicit-def dead $scc, implicit $exec
; CHECK-NEXT: S_BRANCH %bb.2
; CHECK-NEXT: {{ $}}
; CHECK-NEXT: bb.2:
; CHECK-NEXT: SI_END_CF [[SI_IF_BREAK]], implicit-def dead $exec, implicit-def dead $scc, implicit $exec
; CHECK-NEXT: FLAT_STORE_DWORD [[COPY1]], [[V_ADD_U32_e64_]], 0, 0, implicit $exec, implicit $flat_scr :: (store (s32))
; CHECK-NEXT: SI_RETURN
bb.0:
successors: %bb.1(0x80000000)
liveins: $vgpr0, $vgpr1_vgpr2
%0:vgpr_32 = COPY $vgpr0
%1:sreg_32 = S_MOV_B32 -1
%2:sreg_32 = S_MOV_B32 0
%3:vreg_64 = COPY $vgpr1_vgpr2
%4:sreg_32 = S_MOV_B32 1
bb.1:
successors: %bb.2(0x04000000), %bb.1(0x7c000000)
%5:sreg_32 = PHI %2, %bb.0, %6, %bb.1
%7:sreg_32 = PHI %1, %bb.0, %8, %bb.1
%8:sreg_32 = S_ADD_I32 %7, %4, implicit-def dead $scc
%9:sreg_32 = S_ADD_I32 %8, %4, implicit-def dead $scc
%10:sreg_32 = S_ADD_I32 %9, %4, implicit-def dead $scc
%11:vgpr_32 = V_ADD_U32_e64 %10, %10, 0, implicit $exec
%12:vgpr_32 = V_CVT_F32_U32_e64 %8, 0, 0, implicit $mode, implicit $exec
%13:sreg_32 = nofpexcept V_CMP_GT_F32_e64 0, killed %12, 0, %0, 0, implicit $mode, implicit $exec
%6:sreg_32 = SI_IF_BREAK killed %13, %5, implicit-def dead $scc
SI_LOOP %6, %bb.1, implicit-def dead $exec, implicit-def dead $scc, implicit $exec
S_BRANCH %bb.2
bb.2:
SI_END_CF %6, implicit-def dead $exec, implicit-def dead $scc, implicit $exec
FLAT_STORE_DWORD %3, %11, 0, 0, implicit $exec, implicit $flat_scr :: (store (s32))
SI_RETURN
...
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