78 lines
		
	
	
		
			2.9 KiB
		
	
	
	
		
			LLVM
		
	
	
	
			
		
		
	
	
			78 lines
		
	
	
		
			2.9 KiB
		
	
	
	
		
			LLVM
		
	
	
	
| ; RUN: llc -march=r600 -mcpu=redwood < %s | FileCheck --check-prefix=EG -check-prefix=FUNC %s
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| ; RUN: llc -march=amdgcn -mcpu=verde -mattr=-promote-alloca -verify-machineinstrs < %s | FileCheck -check-prefix=SI-ALLOCA -check-prefix=SI -check-prefix=FUNC %s
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| ; RUN: llc -march=amdgcn -mcpu=verde -mattr=+promote-alloca -verify-machineinstrs < %s | FileCheck -check-prefix=SI-PROMOTE -check-prefix=SI -check-prefix=FUNC %s
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| ; RUN: llc -march=amdgcn -mcpu=tonga -mattr=-promote-alloca -verify-machineinstrs < %s | FileCheck -check-prefix=SI-ALLOCA -check-prefix=SI -check-prefix=FUNC %s
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| ; RUN: llc -march=amdgcn -mcpu=tonga -mattr=+promote-alloca -verify-machineinstrs < %s | FileCheck -check-prefix=SI-PROMOTE -check-prefix=SI -check-prefix=FUNC %s
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| 
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| ; FUNC-LABEL: {{^}}vector_read:
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| ; EG: MOV
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| ; EG: MOV
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| ; EG: MOV
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| ; EG: MOV
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| ; EG: MOVA_INT
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| define void @vector_read(i32 addrspace(1)* %out, i32 %index) {
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| entry:
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|   %0 = alloca [4 x i32]
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|   %x = getelementptr [4 x i32], [4 x i32]* %0, i32 0, i32 0
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|   %y = getelementptr [4 x i32], [4 x i32]* %0, i32 0, i32 1
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|   %z = getelementptr [4 x i32], [4 x i32]* %0, i32 0, i32 2
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|   %w = getelementptr [4 x i32], [4 x i32]* %0, i32 0, i32 3
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|   store i32 0, i32* %x
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|   store i32 1, i32* %y
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|   store i32 2, i32* %z
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|   store i32 3, i32* %w
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|   %1 = getelementptr [4 x i32], [4 x i32]* %0, i32 0, i32 %index
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|   %2 = load i32, i32* %1
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|   store i32 %2, i32 addrspace(1)* %out
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|   ret void
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| }
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| 
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| ; FUNC-LABEL: {{^}}vector_write:
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| ; EG: MOV
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| ; EG: MOV
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| ; EG: MOV
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| ; EG: MOV
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| ; EG: MOVA_INT
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| ; EG: MOVA_INT
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| define void @vector_write(i32 addrspace(1)* %out, i32 %w_index, i32 %r_index) {
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| entry:
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|   %0 = alloca [4 x i32]
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|   %x = getelementptr [4 x i32], [4 x i32]* %0, i32 0, i32 0
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|   %y = getelementptr [4 x i32], [4 x i32]* %0, i32 0, i32 1
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|   %z = getelementptr [4 x i32], [4 x i32]* %0, i32 0, i32 2
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|   %w = getelementptr [4 x i32], [4 x i32]* %0, i32 0, i32 3
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|   store i32 0, i32* %x
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|   store i32 0, i32* %y
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|   store i32 0, i32* %z
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|   store i32 0, i32* %w
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|   %1 = getelementptr [4 x i32], [4 x i32]* %0, i32 0, i32 %w_index
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|   store i32 1, i32* %1
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|   %2 = getelementptr [4 x i32], [4 x i32]* %0, i32 0, i32 %r_index
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|   %3 = load i32, i32* %2
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|   store i32 %3, i32 addrspace(1)* %out
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|   ret void
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| }
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| 
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| ; This test should be optimize to:
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| ; store i32 0, i32 addrspace(1)* %out
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| ; FUNC-LABEL: {{^}}bitcast_gep:
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| ; EG: STORE_RAW
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| define void @bitcast_gep(i32 addrspace(1)* %out, i32 %w_index, i32 %r_index) {
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| entry:
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|   %0 = alloca [4 x i32]
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|   %x = getelementptr [4 x i32], [4 x i32]* %0, i32 0, i32 0
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|   %y = getelementptr [4 x i32], [4 x i32]* %0, i32 0, i32 1
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|   %z = getelementptr [4 x i32], [4 x i32]* %0, i32 0, i32 2
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|   %w = getelementptr [4 x i32], [4 x i32]* %0, i32 0, i32 3
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|   store i32 0, i32* %x
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|   store i32 0, i32* %y
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|   store i32 0, i32* %z
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|   store i32 0, i32* %w
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|   %1 = getelementptr [4 x i32], [4 x i32]* %0, i32 0, i32 1
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|   %2 = bitcast i32* %1 to [4 x i32]*
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|   %3 = getelementptr [4 x i32], [4 x i32]* %2, i32 0, i32 0
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|   %4 = load i32, i32* %3
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|   store i32 %4, i32 addrspace(1)* %out
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|   ret void
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| }
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