1# NOTE: Assertions have been autogenerated by utils/update_mir_test_checks.py
2# RUN: llc -mtriple=amdgcn-amd-amdhsa -verify-machineinstrs  -run-pass=si-i1-copies -o - %s | FileCheck %s
3
4# The strange block ordering visits the use before the def.
5---
6name: inserted_cmp_operand_class_rpo
7tracksRegLiveness: true
8machineFunctionInfo:
9  isEntryFunction: true
10body:             |
11  ; CHECK-LABEL: name: inserted_cmp_operand_class_rpo
12  ; CHECK: bb.0:
13  ; CHECK:   successors: %bb.3(0x80000000)
14  ; CHECK:   S_BRANCH %bb.3
15  ; CHECK: bb.1:
16  ; CHECK:   successors: %bb.2(0x80000000)
17  ; CHECK:   [[COPY:%[0-9]+]]:sreg_64 = COPY %1
18  ; CHECK: bb.2:
19  ; CHECK:   [[V_MOV_B32_e32_:%[0-9]+]]:vgpr_32 = V_MOV_B32_e32 0, implicit $exec
20  ; CHECK:   [[COPY1:%[0-9]+]]:sreg_64_xexec = COPY [[COPY]]
21  ; CHECK:   S_ENDPGM 0
22  ; CHECK: bb.3:
23  ; CHECK:   successors: %bb.1(0x80000000)
24  ; CHECK:   [[V_MOV_B32_e32_1:%[0-9]+]]:vgpr_32 = V_MOV_B32_e32 0, implicit $exec
25  ; CHECK:   [[S_MOV_B32_:%[0-9]+]]:sreg_32_xm0 = S_MOV_B32 0
26  ; 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
27  ; CHECK:   [[COPY2:%[0-9]+]]:sreg_64 = COPY [[V_CMP_EQ_U32_e64_]]
28  ; CHECK:   S_BRANCH %bb.1
29  bb.0:
30    successors: %bb.3
31
32    S_BRANCH %bb.3
33
34  bb.1:
35    successors: %bb.2
36
37    %0:vreg_1 = COPY %1
38
39  bb.2:
40    %2:vgpr_32 = V_MOV_B32_e32 0, implicit $exec
41    %3:sreg_64_xexec = COPY %0
42    S_ENDPGM 0
43
44  bb.3:
45    successors: %bb.1
46
47    %4:vgpr_32 = V_MOV_B32_e32 0, implicit $exec
48    %5:sreg_32_xm0 = S_MOV_B32 0
49    %6:sreg_64 = V_CMP_EQ_U32_e64 killed %4, killed %5, implicit $exec
50    %1:vreg_1 = COPY %6
51    S_BRANCH %bb.1
52