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TheRock/compiler/amd-llvm/llvm/test/CodeGen/AMDGPU/GlobalISel/llvm.amdgcn.end.cf.i64.ll
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Flatten subprojects into a single base monorepo
2026-09-02 16:34:47 -07:00

38 lines
1.2 KiB
LLVM

; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py
; RUN: llc -global-isel -new-reg-bank-select -mtriple=amdgcn--amdhsa -mcpu=gfx900 < %s | FileCheck -check-prefix=GCN %s
define amdgpu_kernel void @test_wave64(i32 %arg0, i64 %saved) {
; GCN-LABEL: test_wave64:
; GCN: ; %bb.0: ; %entry
; GCN-NEXT: s_load_dword s0, s[8:9], 0x0
; GCN-NEXT: s_waitcnt lgkmcnt(0)
; GCN-NEXT: s_cmp_lg_u32 s0, 0
; GCN-NEXT: s_cbranch_scc1 .LBB0_2
; GCN-NEXT: ; %bb.1: ; %mid
; GCN-NEXT: v_mov_b32_e32 v0, 0
; GCN-NEXT: global_store_dword v[0:1], v0, off
; GCN-NEXT: s_waitcnt vmcnt(0)
; GCN-NEXT: .LBB0_2: ; %bb
; GCN-NEXT: s_load_dwordx2 s[0:1], s[8:9], 0x8
; GCN-NEXT: s_waitcnt lgkmcnt(0)
; GCN-NEXT: s_or_b64 exec, exec, s[0:1]
; GCN-NEXT: v_mov_b32_e32 v0, 0
; GCN-NEXT: global_store_dword v[0:1], v0, off
; GCN-NEXT: s_waitcnt vmcnt(0)
; GCN-NEXT: s_endpgm
entry:
%cond = icmp eq i32 %arg0, 0
br i1 %cond, label %mid, label %bb
mid:
store volatile i32 0, ptr addrspace(1) poison
br label %bb
bb:
call void @llvm.amdgcn.end.cf.i64(i64 %saved)
store volatile i32 0, ptr addrspace(1) poison
ret void
}
declare void @llvm.amdgcn.end.cf.i64(i64 %val)