| ; RUN: llc -O0 -mtriple=spirv64-unknown-linux %s -o - | FileCheck %s |
| |
| ; CHECK: OpDecorate %[[#FUNC_NAME:]] LinkageAttributes "_Z10BitReversei" |
| ; CHECK-NOT: OpBitReverse |
| ; CHECK: %[[#]] = OpFunctionCall %[[#]] %[[#FUNC_NAME]] |
| |
| %"class._ZTSZ4mainE3$_0.anon" = type { i8 } |
| |
| $_Z10BitReversei = comdat any |
| |
| define dso_local spir_kernel void @_ZTSZ4mainE15kernel_function() { |
| entry: |
| %call = call spir_func i32 @_Z10BitReversei(i32 1) |
| ret void |
| } |
| |
| declare void @llvm.lifetime.start.p0i8(i64 immarg, i8* nocapture) |
| |
| declare void @llvm.lifetime.end.p0i8(i64 immarg, i8* nocapture) |
| |
| define linkonce_odr dso_local spir_func i32 @_Z10BitReversei(i32 %value) comdat { |
| entry: |
| %value.addr = alloca i32, align 4 |
| %reversed = alloca i32, align 4 |
| store i32 %value, i32* %value.addr, align 4 |
| %0 = bitcast i32* %reversed to i8* |
| call void @llvm.lifetime.start.p0i8(i64 4, i8* %0) |
| store i32 0, i32* %reversed, align 4 |
| %1 = load i32, i32* %reversed, align 4 |
| %2 = bitcast i32* %reversed to i8* |
| call void @llvm.lifetime.end.p0i8(i64 4, i8* %2) |
| ret i32 %1 |
| } |
