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20 lines
737 B
LLVM
20 lines
737 B
LLVM
; RUN: llc -march=amdgcn -mcpu=gfx906 -verify-machineinstrs < %s | FileCheck %s --check-prefix=GFX906
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declare float @llvm.amdgcn.fdot2(<2 x half> %a, <2 x half> %b, float %c)
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; GFX906-LABEL: {{^}}test_llvm_amdgcn_fdot2
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; GFX906: v_dot2_f32_f16
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define amdgpu_kernel void @test_llvm_amdgcn_fdot2(
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float addrspace(1)* %r,
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<2 x half> addrspace(1)* %a,
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<2 x half> addrspace(1)* %b,
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float addrspace(1)* %c) {
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entry:
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%a.val = load <2 x half>, <2 x half> addrspace(1)* %a
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%b.val = load <2 x half>, <2 x half> addrspace(1)* %b
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%c.val = load float, float addrspace(1)* %c
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%r.val = call float @llvm.amdgcn.fdot2(<2 x half> %a.val, <2 x half> %b.val, float %c.val)
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store float %r.val, float addrspace(1)* %r
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ret void
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}
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