File: ReqdSubgroupSize.ll

package info (click to toggle)
llvm-toolchain-19 1%3A19.1.7-3~deb12u1
  • links: PTS, VCS
  • area: main
  • in suites: bookworm-proposed-updates
  • size: 1,998,492 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 (17 lines) | stat: -rw-r--r-- 588 bytes parent folder | download | duplicates (12)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
;; Check translation of intel_reqd_sub_group_size metadata to SubgroupSize
;; execution mode and back. The IR is producded from the following OpenCL C code:
;; kernel __attribute__((intel_reqd_sub_group_size(8)))
;; void foo() {}

; RUN: llc -O0 -mtriple=spirv32-unknown-unknown %s -o - | FileCheck %s --check-prefix=CHECK-SPIRV

; CHECK-SPIRV: OpCapability SubgroupDispatch
; CHECK-SPIRV: OpEntryPoint Kernel %[[#kernel:]] "foo"
; CHECK-SPIRV: OpExecutionMode %[[#kernel]] SubgroupSize 8

define spir_kernel void @foo() !intel_reqd_sub_group_size !0 {
entry:
  ret void
}

!0 = !{i32 8}