File: i1-copies-rpo.mir

package info (click to toggle)
llvm-toolchain-19 1%3A19.1.7-3
  • links: PTS, VCS
  • area: main
  • in suites: forky, sid, trixie
  • size: 1,998,520 kB
  • sloc: cpp: 6,951,680; ansic: 1,486,157; asm: 913,598; python: 232,024; f90: 80,126; objc: 75,281; lisp: 37,276; pascal: 16,990; sh: 10,009; ml: 5,058; perl: 4,724; awk: 3,523; makefile: 3,167; javascript: 2,504; xml: 892; fortran: 664; cs: 573
file content (58 lines) | stat: -rw-r--r-- 1,913 bytes parent folder | download | duplicates (13)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
# 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-NEXT:   successors: %bb.3(0x80000000)
  ; CHECK-NEXT: {{  $}}
  ; CHECK-NEXT:   S_BRANCH %bb.3
  ; CHECK-NEXT: {{  $}}
  ; CHECK-NEXT: bb.1:
  ; CHECK-NEXT:   successors: %bb.2(0x80000000)
  ; CHECK-NEXT: {{  $}}
  ; CHECK-NEXT:   [[COPY:%[0-9]+]]:sreg_64 = COPY %1
  ; CHECK-NEXT: {{  $}}
  ; CHECK-NEXT: bb.2:
  ; CHECK-NEXT:   [[V_MOV_B32_e32_:%[0-9]+]]:vgpr_32 = V_MOV_B32_e32 0, implicit $exec
  ; CHECK-NEXT:   [[COPY1:%[0-9]+]]:sreg_64_xexec = COPY [[COPY]]
  ; CHECK-NEXT:   S_ENDPGM 0
  ; CHECK-NEXT: {{  $}}
  ; CHECK-NEXT: bb.3:
  ; CHECK-NEXT:   successors: %bb.1(0x80000000)
  ; CHECK-NEXT: {{  $}}
  ; CHECK-NEXT:   [[V_MOV_B32_e32_1:%[0-9]+]]:vgpr_32 = V_MOV_B32_e32 0, implicit $exec
  ; CHECK-NEXT:   [[S_MOV_B32_:%[0-9]+]]:sreg_32_xm0 = S_MOV_B32 0
  ; CHECK-NEXT:   [[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-NEXT:   [[COPY2:%[0-9]+]]:sreg_64 = COPY [[V_CMP_EQ_U32_e64_]]
  ; CHECK-NEXT:   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
...