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view llvm/test/CodeGen/AMDGPU/llvm.amdgcn.s.waitcnt.ll @ 206:f17a3b42b08b
Added tag before-12 for changeset b7591485f4cd
author | Shinji KONO <kono@ie.u-ryukyu.ac.jp> |
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date | Mon, 07 Jun 2021 21:25:57 +0900 |
parents | 1d019706d866 |
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; RUN: llc -march=amdgcn -mcpu=tahiti -verify-machineinstrs < %s | FileCheck %s ; RUN: llc -march=amdgcn -mcpu=tonga -verify-machineinstrs < %s | FileCheck %s ; CHECK-LABEL: {{^}}test1: ; CHECK-NOT: s_waitcnt ; CHECK: image_store ; CHECK-NEXT: s_waitcnt vmcnt(0) expcnt(0){{$}} ; CHECK-NEXT: image_store ; CHECK-NEXT: s_endpgm define amdgpu_ps void @test1(<8 x i32> inreg %rsrc, <4 x float> %d0, <4 x float> %d1, i32 %c0, i32 %c1) { call void @llvm.amdgcn.image.store.1d.v4f32.i32(<4 x float> %d0, i32 15, i32 %c0, <8 x i32> %rsrc, i32 0, i32 0) call void @llvm.amdgcn.s.waitcnt(i32 3840) ; 0xf00 call void @llvm.amdgcn.image.store.1d.v4f32.i32(<4 x float> %d1, i32 15, i32 %c1, <8 x i32> %rsrc, i32 0, i32 0) ret void } ; Test that the intrinsic is merged with automatically generated waits and ; emitted as late as possible. ; ; CHECK-LABEL: {{^}}test2: ; CHECK-NOT: s_waitcnt ; CHECK: image_load ; CHECK-NEXT: v_lshlrev_b32 ; CHECK-NEXT: s_waitcnt vmcnt(0) expcnt(0){{$}} ; CHECK-NEXT: image_store define amdgpu_ps void @test2(<8 x i32> inreg %rsrc, i32 %c) { %t = call <4 x float> @llvm.amdgcn.image.load.1d.v4f32.i32(i32 15, i32 %c, <8 x i32> %rsrc, i32 0, i32 0) call void @llvm.amdgcn.s.waitcnt(i32 3840) ; 0xf00 %c.1 = mul i32 %c, 2 call void @llvm.amdgcn.image.store.1d.v4f32.i32(<4 x float> %t, i32 15, i32 %c.1, <8 x i32> %rsrc, i32 0, i32 0) ret void } ; CHECK-LABEL: {{^}}test3: ; CHECK: image_load ; CHECK: s_waitcnt vmcnt(0) lgkmcnt(0) ; CHECK: image_store define amdgpu_ps void @test3(<8 x i32> inreg %rsrc, i32 %c) { %t = call <4 x float> @llvm.amdgcn.image.load.1d.v4f32.i32(i32 15, i32 %c, <8 x i32> %rsrc, i32 0, i32 0) call void @llvm.amdgcn.s.waitcnt(i32 49279) ; not isInt<16>, but isUInt<16> %c.1 = mul i32 %c, 2 call void @llvm.amdgcn.image.store.1d.v4f32.i32(<4 x float> %t, i32 15, i32 %c.1, <8 x i32> %rsrc, i32 0, i32 0) ret void } declare void @llvm.amdgcn.s.waitcnt(i32) #0 declare <4 x float> @llvm.amdgcn.image.load.1d.v4f32.i32(i32, i32, <8 x i32>, i32, i32) #1 declare void @llvm.amdgcn.image.store.1d.v4f32.i32(<4 x float>, i32, i32, <8 x i32>, i32, i32) #0 attributes #0 = { nounwind } attributes #1 = { nounwind readonly }