xref: /llvm-project/llvm/test/CodeGen/MIR/AMDGPU/init-whole.wave.ll (revision 21704a685de5f241acddf462e5f9b38d132cfcaa)
1; RUN: llc -global-isel=0 -march=amdgcn -mcpu=gfx1100 -stop-after=finalize-isel < %s | FileCheck --check-prefix=GCN %s
2; RUN: llc -global-isel=1 -march=amdgcn -mcpu=gfx1100 -stop-after=finalize-isel < %s | FileCheck --check-prefix=GCN %s
3
4; GCN-LABEL: name: init_wwm
5; GCN: hasInitWholeWave: true
6define void @init_wwm(ptr addrspace(1) inreg %p) {
7entry:
8  %entry_exec = call i1 @llvm.amdgcn.init.whole.wave()
9  br i1 %entry_exec, label %bb.1, label %bb.2
10
11bb.1:
12  store i32 1, ptr addrspace(1) %p
13  br label %bb.2
14
15bb.2:
16  ret void
17}
18