File: inst-select-stacksave-stackrestore.mir

package info (click to toggle)
llvm-toolchain-19 1%3A19.1.4-1~deb12u1
  • links: PTS, VCS
  • area: main
  • in suites: bookworm
  • size: 1,998,488 kB
  • sloc: cpp: 6,951,470; ansic: 1,486,052; asm: 913,550; python: 232,020; f90: 80,126; objc: 75,349; lisp: 37,276; pascal: 16,990; sh: 9,935; ml: 5,058; perl: 4,724; awk: 3,523; makefile: 3,164; javascript: 2,504; xml: 892; fortran: 664; cs: 573
file content (71 lines) | stat: -rw-r--r-- 2,627 bytes parent folder | download | duplicates (10)
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
59
60
61
62
63
64
65
66
67
68
69
70
71
# NOTE: Assertions have been autogenerated by utils/update_mir_test_checks.py UTC_ARGS: --version 2
# RUN: llc -mtriple=amdgcn -mcpu=gfx1030 -run-pass=instruction-select -o - %s | FileCheck -check-prefix=GFX10-WAVE32 %s
# RUN: llc -mtriple=amdgcn -mcpu=gfx1030 -mattr=+wavefrontsize64 -run-pass=instruction-select -o - %s | FileCheck -check-prefix=GFX10-WAVE64 %s

---
name:            stackrestore_waveaddress_sgpr
legalized:       true
regBankSelected: true
body: |
  bb.0:
    ; GFX10-WAVE32-LABEL: name: stackrestore_waveaddress_sgpr
    ; GFX10-WAVE32: $sgpr32 = COPY $sgpr32
    ;
    ; GFX10-WAVE64-LABEL: name: stackrestore_waveaddress_sgpr
    ; GFX10-WAVE64: $sgpr32 = COPY $sgpr32
    %0:sgpr(p5) = G_AMDGPU_WAVE_ADDRESS $sgpr32
    G_STACKRESTORE %0

...

# Test we aren't special casing the direct register value.
---
name:            stackrestore_direct_sp_sgpr
legalized:       true
regBankSelected: true
body: |
  bb.0:
    liveins: $sgpr10
    ; GFX10-WAVE32-LABEL: name: stackrestore_direct_sp_sgpr
    ; GFX10-WAVE32: liveins: $sgpr10
    ; GFX10-WAVE32-NEXT: {{  $}}
    ; GFX10-WAVE32-NEXT: [[COPY:%[0-9]+]]:sreg_32 = COPY $sgpr32
    ; GFX10-WAVE32-NEXT: [[S_LSHR_B32_:%[0-9]+]]:sreg_32 = S_LSHR_B32 [[COPY]], 5, implicit-def dead $scc
    ; GFX10-WAVE32-NEXT: $sgpr32 = COPY [[S_LSHR_B32_]]
    ;
    ; GFX10-WAVE64-LABEL: name: stackrestore_direct_sp_sgpr
    ; GFX10-WAVE64: liveins: $sgpr10
    ; GFX10-WAVE64-NEXT: {{  $}}
    ; GFX10-WAVE64-NEXT: [[COPY:%[0-9]+]]:sreg_32 = COPY $sgpr32
    ; GFX10-WAVE64-NEXT: [[S_LSHR_B32_:%[0-9]+]]:sreg_32 = S_LSHR_B32 [[COPY]], 6, implicit-def dead $scc
    ; GFX10-WAVE64-NEXT: $sgpr32 = COPY [[S_LSHR_B32_]]
    %0:sgpr(p5) = COPY $sgpr32
    G_STACKRESTORE %0

...

---
name:            stackrestore_any_sgpr
legalized:       true
regBankSelected: true
body: |
  bb.0:
    liveins: $sgpr10
    ; GFX10-WAVE32-LABEL: name: stackrestore_any_sgpr
    ; GFX10-WAVE32: liveins: $sgpr10
    ; GFX10-WAVE32-NEXT: {{  $}}
    ; GFX10-WAVE32-NEXT: [[COPY:%[0-9]+]]:sreg_32 = COPY $sgpr10
    ; GFX10-WAVE32-NEXT: [[S_LSHR_B32_:%[0-9]+]]:sreg_32 = S_LSHR_B32 [[COPY]], 5, implicit-def dead $scc
    ; GFX10-WAVE32-NEXT: $sgpr32 = COPY [[S_LSHR_B32_]]
    ;
    ; GFX10-WAVE64-LABEL: name: stackrestore_any_sgpr
    ; GFX10-WAVE64: liveins: $sgpr10
    ; GFX10-WAVE64-NEXT: {{  $}}
    ; GFX10-WAVE64-NEXT: [[COPY:%[0-9]+]]:sreg_32 = COPY $sgpr10
    ; GFX10-WAVE64-NEXT: [[S_LSHR_B32_:%[0-9]+]]:sreg_32 = S_LSHR_B32 [[COPY]], 6, implicit-def dead $scc
    ; GFX10-WAVE64-NEXT: $sgpr32 = COPY [[S_LSHR_B32_]]
    %0:sgpr(p5) = COPY $sgpr10
    G_STACKRESTORE %0

...