27 lines
937 B
LLVM
27 lines
937 B
LLVM
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; RUN: llc -march=r600 -mcpu=cypress < %s | FileCheck %s -check-prefix=R600 -check-prefix=FUNC
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declare i32 @llvm.r600.read.tidig.x() nounwind readnone
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; Make sure we don't overwrite workitem information with private memory
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; FUNC-LABEL: {{^}}work_item_info:
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; R600-NOT: MOV T0.X
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; Additional check in case the move ends up in the last slot
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; R600-NOT: MOV * TO.X
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define amdgpu_kernel void @work_item_info(i32 addrspace(1)* %out, i32 %in) {
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entry:
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%0 = alloca [2 x i32], addrspace(5)
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%1 = getelementptr [2 x i32], [2 x i32] addrspace(5)* %0, i32 0, i32 0
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%2 = getelementptr [2 x i32], [2 x i32] addrspace(5)* %0, i32 0, i32 1
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store i32 0, i32 addrspace(5)* %1
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store i32 1, i32 addrspace(5)* %2
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%3 = getelementptr [2 x i32], [2 x i32] addrspace(5)* %0, i32 0, i32 %in
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%4 = load i32, i32 addrspace(5)* %3
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%5 = call i32 @llvm.r600.read.tidig.x()
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%6 = add i32 %4, %5
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store i32 %6, i32 addrspace(1)* %out
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ret void
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}
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