forked from OSchip/llvm-project
22 lines
756 B
LLVM
22 lines
756 B
LLVM
; RUN: llc -march=amdgcn -verify-machineinstrs < %s | FileCheck --check-prefix=GCN %s
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; GCN-LABEL: {{^}}rcp_uint:
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; GCN: v_rcp_iflag_f32_e32
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define amdgpu_kernel void @rcp_uint(i32 addrspace(1)* %in, float addrspace(1)* %out) {
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%load = load i32, i32 addrspace(1)* %in, align 4
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%cvt = uitofp i32 %load to float
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%div = fdiv float 1.000000e+00, %cvt
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store float %div, float addrspace(1)* %out, align 4
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ret void
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}
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; GCN-LABEL: {{^}}rcp_sint:
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; GCN: v_rcp_iflag_f32_e32
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define amdgpu_kernel void @rcp_sint(i32 addrspace(1)* %in, float addrspace(1)* %out) {
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%load = load i32, i32 addrspace(1)* %in, align 4
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%cvt = sitofp i32 %load to float
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%div = fdiv float 1.000000e+00, %cvt
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store float %div, float addrspace(1)* %out, align 4
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ret void
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}
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