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27 lines
1.2 KiB
LLVM
27 lines
1.2 KiB
LLVM
; RUN: llc -amdgpu-scalarize-global-loads=false -march=amdgcn -mcpu=tahiti -verify-machineinstrs < %s | FileCheck -check-prefix=GCN -check-prefix=FUNC %s
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; RUN: llc -amdgpu-scalarize-global-loads=false -march=amdgcn -mcpu=tonga -mattr=-flat-for-global -verify-machineinstrs < %s | FileCheck -check-prefix=GCN -check-prefix=FUNC %s
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; FUNC-LABEL: {{^}}v_safe_fsqrt_f64:
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; GCN: v_sqrt_f64_e32 {{v\[[0-9]+:[0-9]+\], v\[[0-9]+:[0-9]+\]}}
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define amdgpu_kernel void @v_safe_fsqrt_f64(double addrspace(1)* %out, double addrspace(1)* %in) #1 {
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%r0 = load double, double addrspace(1)* %in
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%r1 = call double @llvm.sqrt.f64(double %r0)
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store double %r1, double addrspace(1)* %out
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ret void
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}
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; FUNC-LABEL: {{^}}v_unsafe_fsqrt_f64:
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; GCN: v_sqrt_f64_e32 {{v\[[0-9]+:[0-9]+\], v\[[0-9]+:[0-9]+\]}}
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define amdgpu_kernel void @v_unsafe_fsqrt_f64(double addrspace(1)* %out, double addrspace(1)* %in) #2 {
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%r0 = load double, double addrspace(1)* %in
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%r1 = call double @llvm.sqrt.f64(double %r0)
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store double %r1, double addrspace(1)* %out
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ret void
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}
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declare double @llvm.sqrt.f64(double %Val) #0
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attributes #0 = { nounwind readnone }
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attributes #1 = { nounwind "unsafe-fp-math"="false" }
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attributes #2 = { nounwind "unsafe-fp-math"="true" }
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