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14 lines
593 B
LLVM
14 lines
593 B
LLVM
; RUN: llc -march=amdgcn -mcpu=SI -verify-machineinstrs < %s | FileCheck -check-prefix=SI -check-prefix=FUNC %s
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; RUN: llc -march=r600 -mcpu=cypress -verify-machineinstrs < %s | FileCheck -check-prefix=EG -check-prefix=FUNC %s
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declare float @llvm.AMDGPU.legacy.rsq(float) nounwind readnone
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; FUNC-LABEL: {{^}}rsq_legacy_f32:
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; SI: v_rsq_legacy_f32_e32
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; EG: RECIPSQRT_IEEE
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define void @rsq_legacy_f32(float addrspace(1)* %out, float %src) nounwind {
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%rsq = call float @llvm.AMDGPU.legacy.rsq(float %src) nounwind readnone
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store float %rsq, float addrspace(1)* %out, align 4
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ret void
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}
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