| // RUN: %clang_cc1 -triple dxil-pc-shadermodel6.3-library -x hlsl -emit-llvm -finclude-default-header -disable-llvm-passes -o - %s | |
| // Make sure SV_DispatchThreadID translated into dx.thread.id. | |
| const RWBuffer<float> In; | |
| RWBuffer<float> Out; | |
| // CHECK: define void @foo() | |
| // CHECK: %[[ID:[0-9a-zA-Z]+]] = call i32 @llvm.dx.thread.id(i32 0) | |
| // CHECK: call void @"?foo@@YAXH@Z"(i32 %[[ID]]) | |
| [shader("compute")] | |
| [numthreads(8,8,1)] | |
| void foo(uint Idx : SV_DispatchThreadID) { | |
| Out[Idx] = In[Idx]; | |
| } | |
| // CHECK: define void @bar() | |
| // CHECK: %[[ID_X:[0-9a-zA-Z]+]] = call i32 @llvm.dx.thread.id(i32 0) | |
| // CHECK: %[[ID_X_:[0-9a-zA-Z]+]] = insertelement <2 x i32> poison, i32 %[[ID_X]], i64 0 | |
| // CHECK: %[[ID_Y:[0-9a-zA-Z]+]] = call i32 @llvm.dx.thread.id(i32 1) | |
| // CHECK: %[[ID_XY:[0-9a-zA-Z]+]] = insertelement <2 x i32> %[[ID_X_]], i32 %[[ID_Y]], i64 1 | |
| // CHECK: call void @"?bar@@YAXT?$__vector@H$01@__clang@@@Z"(<2 x i32> %[[ID_XY]]) | |
| [shader("compute")] | |
| [numthreads(8,8,1)] | |
| void bar(uint2 Idx : SV_DispatchThreadID) { | |
| Out[Idx.y] = In[Idx.x]; | |
| } | |