i1-copies-rpo.mir
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# NOTE: Assertions have been autogenerated by utils/update_mir_test_checks.py
# RUN: llc -mtriple=amdgcn-amd-amdhsa -verify-machineinstrs -run-pass=si-i1-copies -o - %s | FileCheck %s
# The strange block ordering visits the use before the def.
---
name: inserted_cmp_operand_class_rpo
tracksRegLiveness: true
machineFunctionInfo:
isEntryFunction: true
body: |
; CHECK-LABEL: name: inserted_cmp_operand_class_rpo
; CHECK: bb.0:
; CHECK: successors: %bb.3(0x80000000)
; CHECK: S_BRANCH %bb.3
; CHECK: bb.1:
; CHECK: successors: %bb.2(0x80000000)
; CHECK: [[COPY:%[0-9]+]]:sreg_64 = COPY %1
; CHECK: bb.2:
; CHECK: [[V_MOV_B32_e32_:%[0-9]+]]:vgpr_32 = V_MOV_B32_e32 0, implicit $exec
; CHECK: [[COPY1:%[0-9]+]]:sreg_64_xexec = COPY [[COPY]]
; CHECK: S_ENDPGM 0
; CHECK: bb.3:
; CHECK: successors: %bb.1(0x80000000)
; CHECK: [[V_MOV_B32_e32_1:%[0-9]+]]:vgpr_32 = V_MOV_B32_e32 0, implicit $exec
; CHECK: [[S_MOV_B32_:%[0-9]+]]:sreg_32_xm0 = S_MOV_B32 0
; CHECK: [[V_CMP_EQ_U32_e64_:%[0-9]+]]:sreg_64 = V_CMP_EQ_U32_e64 killed [[V_MOV_B32_e32_1]], killed [[S_MOV_B32_]], implicit $exec
; CHECK: [[COPY2:%[0-9]+]]:sreg_64 = COPY [[V_CMP_EQ_U32_e64_]]
; CHECK: S_BRANCH %bb.1
bb.0:
successors: %bb.3
S_BRANCH %bb.3
bb.1:
successors: %bb.2
%0:vreg_1 = COPY %1
bb.2:
%2:vgpr_32 = V_MOV_B32_e32 0, implicit $exec
%3:sreg_64_xexec = COPY %0
S_ENDPGM 0
bb.3:
successors: %bb.1
%4:vgpr_32 = V_MOV_B32_e32 0, implicit $exec
%5:sreg_32_xm0 = S_MOV_B32 0
%6:sreg_64 = V_CMP_EQ_U32_e64 killed %4, killed %5, implicit $exec
%1:vreg_1 = COPY %6
S_BRANCH %bb.1