forked from OSchip/llvm-project
				
			
		
			
				
	
	
		
			55 lines
		
	
	
		
			2.8 KiB
		
	
	
	
		
			LLVM
		
	
	
	
			
		
		
	
	
			55 lines
		
	
	
		
			2.8 KiB
		
	
	
	
		
			LLVM
		
	
	
	
; RUN: llc -mtriple=amdgcn--amdpal -mcpu=tonga -verify-machineinstrs < %s | FileCheck -check-prefixes=GCN %s
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; The first image store and the second image load use the same descriptor and
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; the same coordinate. Check that they do not get swapped by the machine
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; instruction scheduler.
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; GCN-LABEL: {{^}}_amdgpu_cs_main:
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; GCN: image_load
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; GCN: image_store
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; GCN: image_load
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; GCN: image_store
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define dllexport amdgpu_cs void @_amdgpu_cs_main(i32 inreg %arg, i32 inreg %arg1, i32 inreg %arg2, <3 x i32> inreg %arg3, i32 inreg %arg4, <3 x i32> %arg5) local_unnamed_addr #0 {
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.entry:
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  %tmp = call i64 @llvm.amdgcn.s.getpc() #1
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  %tmp6 = bitcast i64 %tmp to <2 x i32>
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  %.0.vec.insert = insertelement <2 x i32> undef, i32 %arg2, i32 0
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  %.4.vec.insert = shufflevector <2 x i32> %.0.vec.insert, <2 x i32> %tmp6, <2 x i32> <i32 0, i32 3>
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  %tmp7 = bitcast <2 x i32> %.4.vec.insert to i64
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  %tmp8 = inttoptr i64 %tmp7 to [4294967295 x i8] addrspace(4)*
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  %tmp9 = add <3 x i32> %arg3, %arg5
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  %tmp10 = getelementptr [4294967295 x i8], [4294967295 x i8] addrspace(4)* %tmp8, i64 0, i64 32
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  %tmp11 = bitcast i8 addrspace(4)* %tmp10 to <8 x i32> addrspace(4)*, !amdgpu.uniform !0
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  %tmp12 = load <8 x i32>, <8 x i32> addrspace(4)* %tmp11, align 16
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  %tmp13.0 = extractelement <3 x i32> %tmp9, i32 0
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  %tmp13.1 = extractelement <3 x i32> %tmp9, i32 1
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  %tmp14 = call <4 x float> @llvm.amdgcn.image.load.2d.v4f32.i32(i32 15, i32 %tmp13.0, i32 %tmp13.1, <8 x i32> %tmp12, i32 0, i32 0) #0
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  %tmp15 = inttoptr i64 %tmp7 to <8 x i32> addrspace(4)*
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  %tmp16 = load <8 x i32>, <8 x i32> addrspace(4)* %tmp15, align 16
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  call void @llvm.amdgcn.image.store.2d.v4f32.i32(<4 x float> %tmp14, i32 15, i32 %tmp13.0, i32 %tmp13.1, <8 x i32> %tmp16, i32 0, i32 0) #0
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  %tmp17 = load <8 x i32>, <8 x i32> addrspace(4)* %tmp15, align 16
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  %tmp18 = call <4 x float> @llvm.amdgcn.image.load.2d.v4f32.i32(i32 165, i32 %tmp13.0, i32 %tmp13.1, <8 x i32> %tmp17, i32 0, i32 0) #0
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  %tmp19 = getelementptr [4294967295 x i8], [4294967295 x i8] addrspace(4)* %tmp8, i64 0, i64 64
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  %tmp20 = bitcast i8 addrspace(4)* %tmp19 to <8 x i32> addrspace(4)*, !amdgpu.uniform !0
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  %tmp21 = load <8 x i32>, <8 x i32> addrspace(4)* %tmp20, align 16
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  call void @llvm.amdgcn.image.store.2d.v4f32.i32(<4 x float> %tmp18, i32 15, i32 %tmp13.0, i32 %tmp13.1, <8 x i32> %tmp21, i32 0, i32 0) #0
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  ret void
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}
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; Function Attrs: nounwind readnone speculatable
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declare i64 @llvm.amdgcn.s.getpc() #1
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; Function Attrs: nounwind readonly
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declare <4 x float> @llvm.amdgcn.image.load.2d.v4f32.i32(i32, i32, i32, <8 x i32>, i32, i32) #2
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; Function Attrs: nounwind writeonly
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declare void @llvm.amdgcn.image.store.2d.v4f32.i32(<4 x float>, i32, i32, i32, <8 x i32>, i32, i32) #3
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attributes #0 = { nounwind }
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attributes #1 = { nounwind readnone speculatable }
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attributes #2 = { nounwind readonly }
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attributes #3 = { nounwind writeonly }
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!0 = !{}
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