ddf8cd3c6c
Removes uniformity bit from resource initialization intrinsics `llvm.{dx|spv}.resource.handlefrombinding` and `llvm.{dx|spv}.resource.handlefromimplicitbinding`. The flag currently always set to `false`. It should be derived from resource analysis and not provided by codegen.
Closes #135452
22 lines
1.0 KiB
LLVM
22 lines
1.0 KiB
LLVM
; RUN: not opt -S -dxil-forward-handle-accesses -mtriple=dxil--shadermodel6.3-library %s 2>&1 | FileCheck %s
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; CHECK: error: Handle at "h2" overwrites handle at "h1"
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%"class.hlsl::RWStructuredBuffer" = type { target("dx.RawBuffer", <4 x float>, 1, 0) }
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@Buf = internal global %"class.hlsl::RWStructuredBuffer" poison, align 4
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define float @f() {
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entry:
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%h1 = call target("dx.RawBuffer", <4 x float>, 1, 0) @llvm.dx.resource.handlefrombinding(i32 0, i32 0, i32 1, i32 0, ptr null)
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store target("dx.RawBuffer", <4 x float>, 1, 0) %h1, ptr @Buf, align 4
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%h2 = call target("dx.RawBuffer", <4 x float>, 1, 0) @llvm.dx.resource.handlefrombinding(i32 0, i32 1, i32 1, i32 0, ptr null)
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store target("dx.RawBuffer", <4 x float>, 1, 0) %h2, ptr @Buf, align 4
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%b = load target("dx.RawBuffer", <4 x float>, 1, 0), ptr @Buf, align 4
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%l = call { <4 x float>, i1 } @llvm.dx.resource.load.rawbuffer(target("dx.RawBuffer", <4 x float>, 1, 0) %b, i32 0, i32 0)
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%x = extractvalue { <4 x float>, i1 } %l, 0
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%v = extractelement <4 x float> %x, i32 0
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ret float %v
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}
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