2bdfececef
After generated call for ctor/dtor for entry, global variable for ctor/dtor are useless. Remove them for non-lib profiles. Lib profile still need these in case export function used the global variable which require ctor/dtor. Reviewed By: efriedma Differential Revision: https://reviews.llvm.org/D133993
17 lines
600 B
HLSL
17 lines
600 B
HLSL
// RUN: %clang_cc1 -triple dxil-pc-shadermodel6.0-compute -x hlsl -S -emit-llvm -disable-llvm-passes %s -o - | FileCheck %s
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RWBuffer<float> Buffer;
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[numthreads(1,1,1)]
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void main(unsigned GI : SV_GroupIndex) {}
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// Make sure global variable for ctors/dtors removed.
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// CHECK-NOT:@llvm.global_ctors
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// CHECK-NOT:@llvm.global_dtors
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//CHECK: define void @main()
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//CHECK-NEXT: entry:
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//CHECK-NEXT: call void @_GLOBAL__sub_I_GlobalConstructors.hlsl()
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//CHECK-NEXT: %0 = call i32 @llvm.dx.flattened.thread.id.in.group()
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//CHECK-NEXT: call void @"?main@@YAXI@Z"(i32 %0)
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//CHECK-NEXT: ret void
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