File: barrier-elimination-gfx12.ll

package info (click to toggle)
llvm-toolchain-21 1%3A21.1.4-5
  • links: PTS, VCS
  • area: main
  • in suites: sid
  • size: 2,236,516 kB
  • sloc: cpp: 7,619,569; ansic: 1,433,956; asm: 1,058,748; python: 252,181; f90: 94,671; objc: 70,753; lisp: 42,813; pascal: 18,401; sh: 8,601; ml: 5,111; perl: 4,720; makefile: 3,585; awk: 3,523; javascript: 2,272; xml: 892; fortran: 770
file content (64 lines) | stat: -rw-r--r-- 2,006 bytes parent folder | download | duplicates (9)
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
; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py UTC_ARGS: --version 5
; RUN: llc -global-isel=0 -mtriple=amdgcn -mcpu=gfx1200 < %s | FileCheck %s
; RUN: llc -global-isel=1 -mtriple=amdgcn -mcpu=gfx1200 < %s | FileCheck %s

define amdgpu_kernel void @signal_unknown_wgs() {
; CHECK-LABEL: signal_unknown_wgs:
; CHECK:       ; %bb.0:
; CHECK-NEXT:    s_barrier_signal -1
; CHECK-NEXT:    s_endpgm
  tail call void @llvm.amdgcn.s.barrier.signal(i32 -1)
  ret void
}

define amdgpu_kernel void @signal_flat_wgs_attr_32_128() #1 {
; CHECK-LABEL: signal_flat_wgs_attr_32_128:
; CHECK:       ; %bb.0:
; CHECK-NEXT:    s_barrier_signal -1
; CHECK-NEXT:    s_endpgm
  tail call void @llvm.amdgcn.s.barrier.signal(i32 -1)
  ret void
}

define amdgpu_kernel void @signal_flat_wgs_attr_16_32() #2 {
; CHECK-LABEL: signal_flat_wgs_attr_16_32:
; CHECK:       ; %bb.0:
; CHECK-NEXT:    s_endpgm
  tail call void @llvm.amdgcn.s.barrier.signal(i32 -1)
  ret void
}


define amdgpu_kernel void @wait_unknown_wgs() {
; CHECK-LABEL: wait_unknown_wgs:
; CHECK:       ; %bb.0:
; CHECK-NEXT:    s_barrier_wait -1
; CHECK-NEXT:    s_endpgm
  tail call void @llvm.amdgcn.s.barrier.wait(i16 -1)
  ret void
}

define amdgpu_kernel void @wait_flat_wgs_attr_32_128() #1 {
; CHECK-LABEL: wait_flat_wgs_attr_32_128:
; CHECK:       ; %bb.0:
; CHECK-NEXT:    s_barrier_wait -1
; CHECK-NEXT:    s_endpgm
  tail call void @llvm.amdgcn.s.barrier.wait(i16 -1)
  ret void
}

define amdgpu_kernel void @wait_flat_wgs_attr_16_32() #2 {
; CHECK-LABEL: wait_flat_wgs_attr_16_32:
; CHECK:       ; %bb.0:
; CHECK-NEXT:    ; wave barrier
; CHECK-NEXT:    s_endpgm
  tail call void @llvm.amdgcn.s.barrier.wait(i16 -1)
  ret void
}

declare void @llvm.amdgcn.s.barrier.signal(i32 immarg) #0
declare void @llvm.amdgcn.s.barrier.wait(i16 immarg) #0

attributes #0 = { convergent nounwind }
attributes #1 = { nounwind "amdgpu-flat-work-group-size"="32,128" }
attributes #2 = { nounwind "amdgpu-flat-work-group-size"="16,32" }