86 lines
		
	
	
		
			4.3 KiB
		
	
	
	
		
			LLVM
		
	
	
	
			
		
		
	
	
			86 lines
		
	
	
		
			4.3 KiB
		
	
	
	
		
			LLVM
		
	
	
	
| ; RUN: llc -march=amdgcn -mcpu=SI -verify-machineinstrs < %s | FileCheck -strict-whitespace %s --check-prefix=DEFAULT
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| ; RUN: llc -march=amdgcn -mcpu=tonga -verify-machineinstrs < %s | FileCheck -strict-whitespace %s --check-prefix=DEFAULT
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| ; RUN: llc -march=amdgcn --misched=ilpmax -mcpu=SI -verify-machineinstrs < %s | FileCheck -strict-whitespace %s --check-prefix=ILPMAX
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| ; RUN: llc -march=amdgcn --misched=ilpmax -mcpu=tonga -verify-machineinstrs < %s | FileCheck -strict-whitespace %s --check-prefix=ILPMAX
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| ; The ilpmax scheduler is used for the second test to get the ordering we want for the test.
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| 
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| ; DEFAULT-LABEL: {{^}}main:
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| ; DEFAULT: s_load_dwordx4
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| ; DEFAULT: s_load_dwordx4
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| ; DEFAULT: s_waitcnt vmcnt(0)
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| ; DEFAULT: exp
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| ; DEFAULT: s_waitcnt lgkmcnt(0)
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| ; DEFAULT: s_endpgm
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| define amdgpu_vs void @main(<16 x i8> addrspace(2)* inreg %arg, <16 x i8> addrspace(2)* inreg %arg1, <32 x i8> addrspace(2)* inreg %arg2, <16 x i8> addrspace(2)* inreg %arg3, <16 x i8> addrspace(2)* inreg %arg4, i32 inreg %arg5, i32 %arg6, i32 %arg7, i32 %arg8, i32 %arg9, float addrspace(2)* inreg %constptr) {
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| main_body:
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|   %tmp = getelementptr <16 x i8>, <16 x i8> addrspace(2)* %arg3, i32 0
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|   %tmp10 = load <16 x i8>, <16 x i8> addrspace(2)* %tmp, !tbaa !0
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|   %tmp11 = call <4 x float> @llvm.SI.vs.load.input(<16 x i8> %tmp10, i32 0, i32 %arg6)
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|   %tmp12 = extractelement <4 x float> %tmp11, i32 0
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|   %tmp13 = extractelement <4 x float> %tmp11, i32 1
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|   call void @llvm.amdgcn.s.barrier() #1
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|   %tmp14 = extractelement <4 x float> %tmp11, i32 2
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| ;  %tmp15 = extractelement <4 x float> %tmp11, i32 3
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|   %tmp15 = load float, float addrspace(2)* %constptr, align 4 ; Force waiting for expcnt and lgkmcnt
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|   %tmp16 = getelementptr <16 x i8>, <16 x i8> addrspace(2)* %arg3, i32 1
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|   %tmp17 = load <16 x i8>, <16 x i8> addrspace(2)* %tmp16, !tbaa !0
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|   %tmp18 = call <4 x float> @llvm.SI.vs.load.input(<16 x i8> %tmp17, i32 0, i32 %arg6)
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|   %tmp19 = extractelement <4 x float> %tmp18, i32 0
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|   %tmp20 = extractelement <4 x float> %tmp18, i32 1
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|   %tmp21 = extractelement <4 x float> %tmp18, i32 2
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|   %tmp22 = extractelement <4 x float> %tmp18, i32 3
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|   call void @llvm.SI.export(i32 15, i32 0, i32 0, i32 32, i32 0, float %tmp19, float %tmp20, float %tmp21, float %tmp22)
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|   call void @llvm.SI.export(i32 15, i32 0, i32 1, i32 12, i32 0, float %tmp12, float %tmp13, float %tmp14, float %tmp15)
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|   ret void
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| }
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| 
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| ; ILPMAX-LABEL: {{^}}main2:
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| ; ILPMAX: s_load_dwordx4
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| ; ILPMAX: s_waitcnt lgkmcnt(0)
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| ; ILPMAX: buffer_load
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| ; ILPMAX: s_load_dwordx4
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| ; ILPMAX: s_waitcnt lgkmcnt(0)
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| ; ILPMAX: buffer_load
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| ; ILPMAX: s_waitcnt vmcnt(1)
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| ; ILPMAX: s_waitcnt vmcnt(0)
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| ; ILPMAX: s_endpgm
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| 
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| define amdgpu_vs void @main2([6 x <16 x i8>] addrspace(2)* byval, [17 x <16 x i8>] addrspace(2)* byval, [17 x <4 x i32>] addrspace(2)* byval, [34 x <8 x i32>] addrspace(2)* byval, [16 x <16 x i8>] addrspace(2)*
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| byval, i32 inreg, i32 inreg, i32, i32, i32, i32) {
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| main_body:
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|   %11 = getelementptr [16 x <16 x i8>], [16 x <16 x i8>] addrspace(2)* %4, i64 0, i64 0
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|   %12 = load <16 x i8>, <16 x i8> addrspace(2)* %11, align 16, !tbaa !0
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|   %13 = add i32 %5, %7
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|   %14 = call <4 x float> @llvm.SI.vs.load.input(<16 x i8> %12, i32 0, i32 %13)
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|   %15 = extractelement <4 x float> %14, i32 0
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|   %16 = extractelement <4 x float> %14, i32 1
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|   %17 = extractelement <4 x float> %14, i32 2
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|   %18 = extractelement <4 x float> %14, i32 3
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|   %19 = getelementptr [16 x <16 x i8>], [16 x <16 x i8>] addrspace(2)* %4, i64 0, i64 1
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|   %20 = load <16 x i8>, <16 x i8> addrspace(2)* %19, align 16, !tbaa !0
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|   %21 = add i32 %5, %7
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|   %22 = call <4 x float> @llvm.SI.vs.load.input(<16 x i8> %20, i32 0, i32 %21)
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|   %23 = extractelement <4 x float> %22, i32 0
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|   %24 = extractelement <4 x float> %22, i32 1
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|   %25 = extractelement <4 x float> %22, i32 2
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|   %26 = extractelement <4 x float> %22, i32 3
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|   call void @llvm.SI.export(i32 15, i32 0, i32 1, i32 12, i32 0, float %15, float %16, float %17, float %18)
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|   call void @llvm.SI.export(i32 15, i32 0, i32 0, i32 32, i32 0, float %23, float %24, float %25, float %26)
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|   ret void
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| }
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| 
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| 
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| ; Function Attrs: convergent nounwind
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| declare void @llvm.amdgcn.s.barrier() #1
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| 
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| ; Function Attrs: nounwind readnone
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| declare <4 x float> @llvm.SI.vs.load.input(<16 x i8>, i32, i32) #2
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| 
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| declare void @llvm.SI.export(i32, i32, i32, i32, i32, float, float, float, float)
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| 
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| attributes #1 = { convergent nounwind }
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| attributes #2 = { nounwind readnone }
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| 
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| !0 = !{!1, !1, i64 0, i32 1}
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| !1 = !{!"const", null}
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