derek.holloway
7502bf64a4
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32 lines
2.1 KiB
LLVM
32 lines
2.1 KiB
LLVM
; RUN: llc -mtriple=amdgcn -mcpu=gfx908 -show-mc-encoding < %s | FileCheck -check-prefixes=GFX9,GFX908 %s
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; Make sure flag is ignored for gfx908
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; RUN: llc -mtriple=amdgcn -mcpu=gfx908 -amdgpu-mfma-vgpr-form=0 -show-mc-encoding < %s | FileCheck -check-prefixes=GFX9,GFX908 %s
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; RUN: llc -mtriple=amdgcn -mcpu=gfx90a -amdgpu-mfma-vgpr-form=0 -show-mc-encoding < %s | FileCheck -check-prefixes=GFX9,GFX90A %s
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; GFX9-DAG: buffer_load_format_xyzw v[{{[0-9:]+}}], v{{[0-9]+}}, s[{{[0-9:]+}}], 0 idxen ; encoding:
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; GFX9-DAG: buffer_load_format_d16_xyzw v[{{[0-9:]+}}], v{{[0-9]+}}, s[{{[0-9:]+}}], 0 idxen ; encoding:
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; GFX908-DAG: v_mfma_i32_4x4x4i8 a[{{[0-9:]+}}], v{{[0-9]+}}, v{{[0-9]+}}, a[{{[0-9:]+}}] ; encoding: [{{0x..,0x0.,}}
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; GFX90A-DAG: v_mfma_i32_4x4x4i8 a[{{[0-9:]+}}], v{{[0-9]+}}, v{{[0-9]+}}, a[{{[0-9:]+}}] ; encoding: [{{0x..,0x8.,}}
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define amdgpu_kernel void @test(<4 x i32> %x) #0 {
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%id = tail call i32 @llvm.amdgcn.workitem.id.x()
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%.x.int = bitcast <4 x i32> %x to i128
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%.x.ptr = inttoptr i128 %.x.int to ptr addrspace(8)
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%r1 = tail call <4 x float> @llvm.amdgcn.struct.ptr.buffer.load.format.v4f32(ptr addrspace(8) %.x.ptr, i32 %id, i32 0, i32 0, i32 0)
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store volatile <4 x float> %r1, ptr poison
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%r2 = tail call <4 x half> @llvm.amdgcn.struct.ptr.buffer.load.format.v4f16(ptr addrspace(8) %.x.ptr, i32 %id, i32 0, i32 0, i32 0)
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store volatile <4 x half> %r2, ptr poison
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%r3 = tail call <4 x i32> @llvm.amdgcn.mfma.i32.4x4x4i8(i32 1, i32 2, <4 x i32> %x, i32 0, i32 0, i32 0)
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store <4 x i32> %r3, ptr poison
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ret void
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}
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declare i32 @llvm.amdgcn.workitem.id.x() #0
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declare <4 x float> @llvm.amdgcn.struct.ptr.buffer.load.format.v4f32(ptr addrspace(8), i32, i32, i32, i32 immarg) #1
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declare <4 x half> @llvm.amdgcn.struct.ptr.buffer.load.format.v4f16(ptr addrspace(8), i32, i32, i32, i32 immarg) #1
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declare <4 x i32> @llvm.amdgcn.mfma.i32.4x4x4i8(i32, i32, <4 x i32>, i32 immarg, i32 immarg, i32 immarg) #2
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attributes #0 = { nounwind readnone speculatable willreturn "amdgpu-flat-work-group-size"="1,256" }
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attributes #1 = { nounwind memory(argmem: read) willreturn }
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attributes #2 = { convergent nounwind readnone willreturn }
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