3f39571228
Return type of DXIL Ops may be different from valid overload type of the parameters, if any. Such DXIL Ops are correctly represented in DXIL.td. However, DXILEmitter assumes the return type to be the same as parameter overload type, if one exists. This results in generation in incorrect overload index value in DXILOperation.inc for the DXIL Op and incorrect DXIL operation function call in DXILOpLowering pass. This change distinguishes return types correctly from parameter overload types in DXILEmitter backend to handle such DXIL ops. Add specification for DXIL Op `isinf` and corresponding tests to verify the above change. Fixes issue #85125
14 lines
414 B
LLVM
14 lines
414 B
LLVM
; RUN: not opt -S -dxil-op-lower %s 2>&1 | FileCheck %s
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; DXIL operation isinf does not support double overload type
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; CHECK: LLVM ERROR: Invalid Overload Type
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define noundef i1 @isinf_double(double noundef %a) #0 {
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entry:
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%a.addr = alloca double, align 8
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store double %a, ptr %a.addr, align 8
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%0 = load double, ptr %a.addr, align 8
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%dx.isinf = call i1 @llvm.dx.isinf.f64(double %0)
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ret i1 %dx.isinf
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}
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