46 lines
1.6 KiB
LLVM
46 lines
1.6 KiB
LLVM
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; RUN: opt -mtriple amdgcn-unknown-amdhsa -analyze -divergence -use-gpu-divergence-analysis %s | FileCheck %s
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declare i32 @llvm.amdgcn.workitem.id.x() #0
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declare i32 @llvm.amdgcn.workitem.id.y() #0
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declare i32 @llvm.amdgcn.workitem.id.z() #0
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declare i32 @llvm.amdgcn.mbcnt.lo(i32, i32) #0
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declare i32 @llvm.amdgcn.mbcnt.hi(i32, i32) #0
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; CHECK: DIVERGENT: %id.x = call i32 @llvm.amdgcn.workitem.id.x()
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define amdgpu_kernel void @workitem_id_x() #1 {
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%id.x = call i32 @llvm.amdgcn.workitem.id.x()
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store volatile i32 %id.x, i32 addrspace(1)* undef
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ret void
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}
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; CHECK: DIVERGENT: %id.y = call i32 @llvm.amdgcn.workitem.id.y()
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define amdgpu_kernel void @workitem_id_y() #1 {
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%id.y = call i32 @llvm.amdgcn.workitem.id.y()
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store volatile i32 %id.y, i32 addrspace(1)* undef
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ret void
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}
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; CHECK: DIVERGENT: %id.z = call i32 @llvm.amdgcn.workitem.id.z()
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define amdgpu_kernel void @workitem_id_z() #1 {
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%id.z = call i32 @llvm.amdgcn.workitem.id.z()
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store volatile i32 %id.z, i32 addrspace(1)* undef
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ret void
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}
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; CHECK: DIVERGENT: %mbcnt.lo = call i32 @llvm.amdgcn.mbcnt.lo(i32 0, i32 0)
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define amdgpu_kernel void @mbcnt_lo() #1 {
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%mbcnt.lo = call i32 @llvm.amdgcn.mbcnt.lo(i32 0, i32 0)
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store volatile i32 %mbcnt.lo, i32 addrspace(1)* undef
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ret void
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}
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; CHECK: DIVERGENT: %mbcnt.hi = call i32 @llvm.amdgcn.mbcnt.hi(i32 0, i32 0)
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define amdgpu_kernel void @mbcnt_hi() #1 {
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%mbcnt.hi = call i32 @llvm.amdgcn.mbcnt.hi(i32 0, i32 0)
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store volatile i32 %mbcnt.hi, i32 addrspace(1)* undef
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ret void
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}
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attributes #0 = { nounwind readnone }
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attributes #1 = { nounwind }
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