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Imported Upstream version 5.18.0.179
Former-commit-id: 67aa10e65b237e1c4537630979ee99ebe1374215
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185
external/llvm/test/Transforms/InferAddressSpaces/AMDGPU/basic.ll
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185
external/llvm/test/Transforms/InferAddressSpaces/AMDGPU/basic.ll
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; RUN: opt -S -mtriple=amdgcn-amd-amdhsa -infer-address-spaces %s | FileCheck %s
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; Trivial optimization of generic addressing
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; CHECK-LABEL: @load_global_from_flat(
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; CHECK-NEXT: %tmp0 = addrspacecast float addrspace(4)* %generic_scalar to float addrspace(1)*
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; CHECK-NEXT: %tmp1 = load float, float addrspace(1)* %tmp0
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; CHECK-NEXT: ret float %tmp1
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define float @load_global_from_flat(float addrspace(4)* %generic_scalar) #0 {
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%tmp0 = addrspacecast float addrspace(4)* %generic_scalar to float addrspace(1)*
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%tmp1 = load float, float addrspace(1)* %tmp0
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ret float %tmp1
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}
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; CHECK-LABEL: @load_constant_from_flat(
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; CHECK-NEXT: %tmp0 = addrspacecast float addrspace(4)* %generic_scalar to float addrspace(2)*
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; CHECK-NEXT: %tmp1 = load float, float addrspace(2)* %tmp0
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; CHECK-NEXT: ret float %tmp1
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define float @load_constant_from_flat(float addrspace(4)* %generic_scalar) #0 {
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%tmp0 = addrspacecast float addrspace(4)* %generic_scalar to float addrspace(2)*
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%tmp1 = load float, float addrspace(2)* %tmp0
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ret float %tmp1
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}
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; CHECK-LABEL: @load_group_from_flat(
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; CHECK-NEXT: %tmp0 = addrspacecast float addrspace(4)* %generic_scalar to float addrspace(3)*
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; CHECK-NEXT: %tmp1 = load float, float addrspace(3)* %tmp0
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; CHECK-NEXT: ret float %tmp1
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define float @load_group_from_flat(float addrspace(4)* %generic_scalar) #0 {
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%tmp0 = addrspacecast float addrspace(4)* %generic_scalar to float addrspace(3)*
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%tmp1 = load float, float addrspace(3)* %tmp0
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ret float %tmp1
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}
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; CHECK-LABEL: @load_private_from_flat(
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; CHECK-NEXT: %tmp0 = addrspacecast float addrspace(4)* %generic_scalar to float*
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; CHECK-NEXT: %tmp1 = load float, float* %tmp0
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; CHECK-NEXT: ret float %tmp1
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define float @load_private_from_flat(float addrspace(4)* %generic_scalar) #0 {
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%tmp0 = addrspacecast float addrspace(4)* %generic_scalar to float*
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%tmp1 = load float, float* %tmp0
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ret float %tmp1
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}
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; CHECK-LABEL: @store_global_from_flat(
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; CHECK-NEXT: %tmp0 = addrspacecast float addrspace(4)* %generic_scalar to float addrspace(1)*
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; CHECK-NEXT: store float 0.000000e+00, float addrspace(1)* %tmp0
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define amdgpu_kernel void @store_global_from_flat(float addrspace(4)* %generic_scalar) #0 {
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%tmp0 = addrspacecast float addrspace(4)* %generic_scalar to float addrspace(1)*
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store float 0.0, float addrspace(1)* %tmp0
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ret void
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}
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; CHECK-LABEL: @store_group_from_flat(
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; CHECK-NEXT: %tmp0 = addrspacecast float addrspace(4)* %generic_scalar to float addrspace(3)*
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; CHECK-NEXT: store float 0.000000e+00, float addrspace(3)* %tmp0
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define amdgpu_kernel void @store_group_from_flat(float addrspace(4)* %generic_scalar) #0 {
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%tmp0 = addrspacecast float addrspace(4)* %generic_scalar to float addrspace(3)*
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store float 0.0, float addrspace(3)* %tmp0
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ret void
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}
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; CHECK-LABEL: @store_private_from_flat(
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; CHECK-NEXT: %tmp0 = addrspacecast float addrspace(4)* %generic_scalar to float*
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; CHECK-NEXT: store float 0.000000e+00, float* %tmp0
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define amdgpu_kernel void @store_private_from_flat(float addrspace(4)* %generic_scalar) #0 {
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%tmp0 = addrspacecast float addrspace(4)* %generic_scalar to float*
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store float 0.0, float* %tmp0
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ret void
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}
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; optimized to global load/store.
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; CHECK-LABEL: @load_store_global(
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; CHECK-NEXT: %val = load i32, i32 addrspace(1)* %input, align 4
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; CHECK-NEXT: store i32 %val, i32 addrspace(1)* %output, align 4
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; CHECK-NEXT: ret void
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define amdgpu_kernel void @load_store_global(i32 addrspace(1)* nocapture %input, i32 addrspace(1)* nocapture %output) #0 {
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%tmp0 = addrspacecast i32 addrspace(1)* %input to i32 addrspace(4)*
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%tmp1 = addrspacecast i32 addrspace(1)* %output to i32 addrspace(4)*
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%val = load i32, i32 addrspace(4)* %tmp0, align 4
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store i32 %val, i32 addrspace(4)* %tmp1, align 4
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ret void
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}
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; Optimized to group load/store.
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; CHECK-LABEL: @load_store_group(
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; CHECK-NEXT: %val = load i32, i32 addrspace(3)* %input, align 4
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; CHECK-NEXT: store i32 %val, i32 addrspace(3)* %output, align 4
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; CHECK-NEXT: ret void
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define amdgpu_kernel void @load_store_group(i32 addrspace(3)* nocapture %input, i32 addrspace(3)* nocapture %output) #0 {
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%tmp0 = addrspacecast i32 addrspace(3)* %input to i32 addrspace(4)*
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%tmp1 = addrspacecast i32 addrspace(3)* %output to i32 addrspace(4)*
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%val = load i32, i32 addrspace(4)* %tmp0, align 4
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store i32 %val, i32 addrspace(4)* %tmp1, align 4
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ret void
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}
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; Optimized to private load/store.
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; CHECK-LABEL: @load_store_private(
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; CHECK-NEXT: %val = load i32, i32* %input, align 4
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; CHECK-NEXT: store i32 %val, i32* %output, align 4
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; CHECK-NEXT: ret void
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define amdgpu_kernel void @load_store_private(i32* nocapture %input, i32* nocapture %output) #0 {
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%tmp0 = addrspacecast i32* %input to i32 addrspace(4)*
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%tmp1 = addrspacecast i32* %output to i32 addrspace(4)*
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%val = load i32, i32 addrspace(4)* %tmp0, align 4
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store i32 %val, i32 addrspace(4)* %tmp1, align 4
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ret void
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}
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; No optimization. flat load/store.
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; CHECK-LABEL: @load_store_flat(
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; CHECK-NEXT: %val = load i32, i32 addrspace(4)* %input, align 4
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; CHECK-NEXT: store i32 %val, i32 addrspace(4)* %output, align 4
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; CHECK-NEXT: ret void
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define amdgpu_kernel void @load_store_flat(i32 addrspace(4)* nocapture %input, i32 addrspace(4)* nocapture %output) #0 {
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%val = load i32, i32 addrspace(4)* %input, align 4
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store i32 %val, i32 addrspace(4)* %output, align 4
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ret void
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}
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; CHECK-LABEL: @store_addrspacecast_ptr_value(
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; CHECK: %cast = addrspacecast i32 addrspace(1)* %input to i32 addrspace(4)*
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; CHECK-NEXT: store i32 addrspace(4)* %cast, i32 addrspace(4)* addrspace(1)* %output, align 4
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define amdgpu_kernel void @store_addrspacecast_ptr_value(i32 addrspace(1)* nocapture %input, i32 addrspace(4)* addrspace(1)* nocapture %output) #0 {
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%cast = addrspacecast i32 addrspace(1)* %input to i32 addrspace(4)*
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store i32 addrspace(4)* %cast, i32 addrspace(4)* addrspace(1)* %output, align 4
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ret void
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}
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; CHECK-LABEL: @atomicrmw_add_global_to_flat(
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; CHECK-NEXT: %ret = atomicrmw add i32 addrspace(1)* %global.ptr, i32 %y seq_cst
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define i32 @atomicrmw_add_global_to_flat(i32 addrspace(1)* %global.ptr, i32 %y) #0 {
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%cast = addrspacecast i32 addrspace(1)* %global.ptr to i32 addrspace(4)*
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%ret = atomicrmw add i32 addrspace(4)* %cast, i32 %y seq_cst
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ret i32 %ret
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}
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; CHECK-LABEL: @atomicrmw_add_group_to_flat(
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; CHECK-NEXT: %ret = atomicrmw add i32 addrspace(3)* %group.ptr, i32 %y seq_cst
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define i32 @atomicrmw_add_group_to_flat(i32 addrspace(3)* %group.ptr, i32 %y) #0 {
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%cast = addrspacecast i32 addrspace(3)* %group.ptr to i32 addrspace(4)*
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%ret = atomicrmw add i32 addrspace(4)* %cast, i32 %y seq_cst
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ret i32 %ret
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}
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; CHECK-LABEL: @cmpxchg_global_to_flat(
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; CHECK: %ret = cmpxchg i32 addrspace(1)* %global.ptr, i32 %cmp, i32 %val seq_cst monotonic
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define { i32, i1 } @cmpxchg_global_to_flat(i32 addrspace(1)* %global.ptr, i32 %cmp, i32 %val) #0 {
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%cast = addrspacecast i32 addrspace(1)* %global.ptr to i32 addrspace(4)*
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%ret = cmpxchg i32 addrspace(4)* %cast, i32 %cmp, i32 %val seq_cst monotonic
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ret { i32, i1 } %ret
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}
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; CHECK-LABEL: @cmpxchg_group_to_flat(
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; CHECK: %ret = cmpxchg i32 addrspace(3)* %group.ptr, i32 %cmp, i32 %val seq_cst monotonic
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define { i32, i1 } @cmpxchg_group_to_flat(i32 addrspace(3)* %group.ptr, i32 %cmp, i32 %val) #0 {
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%cast = addrspacecast i32 addrspace(3)* %group.ptr to i32 addrspace(4)*
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%ret = cmpxchg i32 addrspace(4)* %cast, i32 %cmp, i32 %val seq_cst monotonic
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ret { i32, i1 } %ret
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}
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; Not pointer operand
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; CHECK-LABEL: @cmpxchg_group_to_flat_wrong_operand(
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; CHECK: %cast.cmp = addrspacecast i32 addrspace(3)* %cmp.ptr to i32 addrspace(4)*
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; CHECK: %ret = cmpxchg i32 addrspace(4)* addrspace(3)* %cas.ptr, i32 addrspace(4)* %cast.cmp, i32 addrspace(4)* %val seq_cst monotonic
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define { i32 addrspace(4)*, i1 } @cmpxchg_group_to_flat_wrong_operand(i32 addrspace(4)* addrspace(3)* %cas.ptr, i32 addrspace(3)* %cmp.ptr, i32 addrspace(4)* %val) #0 {
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%cast.cmp = addrspacecast i32 addrspace(3)* %cmp.ptr to i32 addrspace(4)*
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%ret = cmpxchg i32 addrspace(4)* addrspace(3)* %cas.ptr, i32 addrspace(4)* %cast.cmp, i32 addrspace(4)* %val seq_cst monotonic
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ret { i32 addrspace(4)*, i1 } %ret
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}
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; Null pointer in local addr space
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; CHECK-LABEL: @local_nullptr
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; CHECK: icmp ne i8 addrspace(3)* %a, addrspacecast (i8* null to i8 addrspace(3)*)
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; CHECK-NOT: i8 addrspace(3)* null
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define void @local_nullptr(i32 addrspace(1)* nocapture %results, i8 addrspace(3)* %a) {
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entry:
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%tobool = icmp ne i8 addrspace(3)* %a, addrspacecast (i8* null to i8 addrspace(3)*)
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%conv = zext i1 %tobool to i32
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store i32 %conv, i32 addrspace(1)* %results, align 4
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ret void
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}
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attributes #0 = { nounwind }
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