|  | ; NOTE: Assertions have been autogenerated by utils/update_test_checks.py UTC_ARGS: --function-signature --check-globals | 
|  | ; RUN: opt -mtriple=amdgcn-unknown-amdhsa -S -amdgpu-annotate-kernel-features < %s | FileCheck -check-prefixes=HSA,AKF_HSA %s | 
|  | ; RUN: opt -mtriple=amdgcn-unknown-amdhsa -S -amdgpu-attributor < %s | FileCheck -check-prefixes=HSA,ATTRIBUTOR_HSA %s | 
|  |  | 
|  | declare void @llvm.memcpy.p1.p4.i32(ptr addrspace(1) nocapture, ptr addrspace(4) nocapture, i32, i1) #0 | 
|  |  | 
|  | @lds.i32 = unnamed_addr addrspace(3) global i32 undef, align 4 | 
|  | @lds.arr = unnamed_addr addrspace(3) global [256 x i32] undef, align 4 | 
|  |  | 
|  | @global.i32 = unnamed_addr addrspace(1) global i32 undef, align 4 | 
|  | @global.arr = unnamed_addr addrspace(1) global [256 x i32] undef, align 4 | 
|  |  | 
|  | ;. | 
|  | ; HSA: @[[LDS_I32:[a-zA-Z0-9_$"\\.-]+]] = unnamed_addr addrspace(3) global i32 undef, align 4 | 
|  | ; HSA: @[[LDS_ARR:[a-zA-Z0-9_$"\\.-]+]] = unnamed_addr addrspace(3) global [256 x i32] undef, align 4 | 
|  | ; HSA: @[[GLOBAL_I32:[a-zA-Z0-9_$"\\.-]+]] = unnamed_addr addrspace(1) global i32 undef, align 4 | 
|  | ; HSA: @[[GLOBAL_ARR:[a-zA-Z0-9_$"\\.-]+]] = unnamed_addr addrspace(1) global [256 x i32] undef, align 4 | 
|  | ;. | 
|  | define amdgpu_kernel void @store_cast_0_flat_to_group_addrspacecast() #1 { | 
|  | ; HSA-LABEL: define {{[^@]+}}@store_cast_0_flat_to_group_addrspacecast | 
|  | ; HSA-SAME: () #[[ATTR1:[0-9]+]] { | 
|  | ; HSA-NEXT:    store i32 7, ptr addrspace(3) addrspacecast (ptr addrspace(4) null to ptr addrspace(3)), align 4 | 
|  | ; HSA-NEXT:    ret void | 
|  | ; | 
|  | store i32 7, ptr addrspace(3) addrspacecast (ptr addrspace(4) null to ptr addrspace(3)) | 
|  | ret void | 
|  | } | 
|  |  | 
|  | define amdgpu_kernel void @store_cast_0_group_to_flat_addrspacecast() #1 { | 
|  | ; AKF_HSA-LABEL: define {{[^@]+}}@store_cast_0_group_to_flat_addrspacecast | 
|  | ; AKF_HSA-SAME: () #[[ATTR1]] { | 
|  | ; AKF_HSA-NEXT:    store i32 7, ptr addrspace(4) addrspacecast (ptr addrspace(3) null to ptr addrspace(4)), align 4 | 
|  | ; AKF_HSA-NEXT:    ret void | 
|  | ; | 
|  | ; ATTRIBUTOR_HSA-LABEL: define {{[^@]+}}@store_cast_0_group_to_flat_addrspacecast | 
|  | ; ATTRIBUTOR_HSA-SAME: () #[[ATTR2:[0-9]+]] { | 
|  | ; ATTRIBUTOR_HSA-NEXT:    store i32 7, ptr addrspace(4) addrspacecast (ptr addrspace(3) null to ptr addrspace(4)), align 4 | 
|  | ; ATTRIBUTOR_HSA-NEXT:    ret void | 
|  | ; | 
|  | store i32 7, ptr addrspace(4) addrspacecast (ptr addrspace(3) null to ptr addrspace(4)) | 
|  | ret void | 
|  | } | 
|  |  | 
|  | define amdgpu_kernel void @store_constant_cast_group_gv_to_flat() #1 { | 
|  | ; AKF_HSA-LABEL: define {{[^@]+}}@store_constant_cast_group_gv_to_flat | 
|  | ; AKF_HSA-SAME: () #[[ATTR1]] { | 
|  | ; AKF_HSA-NEXT:    store i32 7, ptr addrspace(4) addrspacecast (ptr addrspace(3) @lds.i32 to ptr addrspace(4)), align 4 | 
|  | ; AKF_HSA-NEXT:    ret void | 
|  | ; | 
|  | ; ATTRIBUTOR_HSA-LABEL: define {{[^@]+}}@store_constant_cast_group_gv_to_flat | 
|  | ; ATTRIBUTOR_HSA-SAME: () #[[ATTR2]] { | 
|  | ; ATTRIBUTOR_HSA-NEXT:    store i32 7, ptr addrspace(4) addrspacecast (ptr addrspace(3) @lds.i32 to ptr addrspace(4)), align 4 | 
|  | ; ATTRIBUTOR_HSA-NEXT:    ret void | 
|  | ; | 
|  | store i32 7, ptr addrspace(4) addrspacecast (ptr addrspace(3) @lds.i32 to ptr addrspace(4)) | 
|  | ret void | 
|  | } | 
|  |  | 
|  | define amdgpu_kernel void @store_constant_cast_group_gv_gep_to_flat() #1 { | 
|  | ; AKF_HSA-LABEL: define {{[^@]+}}@store_constant_cast_group_gv_gep_to_flat | 
|  | ; AKF_HSA-SAME: () #[[ATTR1]] { | 
|  | ; AKF_HSA-NEXT:    store i32 7, ptr addrspace(4) getelementptr ([256 x i32], ptr addrspace(4) addrspacecast (ptr addrspace(3) @lds.arr to ptr addrspace(4)), i64 0, i64 8), align 4 | 
|  | ; AKF_HSA-NEXT:    ret void | 
|  | ; | 
|  | ; ATTRIBUTOR_HSA-LABEL: define {{[^@]+}}@store_constant_cast_group_gv_gep_to_flat | 
|  | ; ATTRIBUTOR_HSA-SAME: () #[[ATTR2]] { | 
|  | ; ATTRIBUTOR_HSA-NEXT:    store i32 7, ptr addrspace(4) getelementptr ([256 x i32], ptr addrspace(4) addrspacecast (ptr addrspace(3) @lds.arr to ptr addrspace(4)), i64 0, i64 8), align 4 | 
|  | ; ATTRIBUTOR_HSA-NEXT:    ret void | 
|  | ; | 
|  | store i32 7, ptr addrspace(4) getelementptr ([256 x i32], ptr addrspace(4) addrspacecast (ptr addrspace(3) @lds.arr to ptr addrspace(4)), i64 0, i64 8) | 
|  | ret void | 
|  | } | 
|  |  | 
|  | define amdgpu_kernel void @store_constant_cast_global_gv_to_flat() #1 { | 
|  | ; HSA-LABEL: define {{[^@]+}}@store_constant_cast_global_gv_to_flat | 
|  | ; HSA-SAME: () #[[ATTR1]] { | 
|  | ; HSA-NEXT:    store i32 7, ptr addrspace(4) addrspacecast (ptr addrspace(1) @global.i32 to ptr addrspace(4)), align 4 | 
|  | ; HSA-NEXT:    ret void | 
|  | ; | 
|  | store i32 7, ptr addrspace(4) addrspacecast (ptr addrspace(1) @global.i32 to ptr addrspace(4)) | 
|  | ret void | 
|  | } | 
|  |  | 
|  | define amdgpu_kernel void @store_constant_cast_global_gv_gep_to_flat() #1 { | 
|  | ; HSA-LABEL: define {{[^@]+}}@store_constant_cast_global_gv_gep_to_flat | 
|  | ; HSA-SAME: () #[[ATTR1]] { | 
|  | ; HSA-NEXT:    store i32 7, ptr addrspace(4) getelementptr ([256 x i32], ptr addrspace(4) addrspacecast (ptr addrspace(1) @global.arr to ptr addrspace(4)), i64 0, i64 8), align 4 | 
|  | ; HSA-NEXT:    ret void | 
|  | ; | 
|  | store i32 7, ptr addrspace(4) getelementptr ([256 x i32], ptr addrspace(4) addrspacecast (ptr addrspace(1) @global.arr to ptr addrspace(4)), i64 0, i64 8) | 
|  | ret void | 
|  | } | 
|  |  | 
|  | define amdgpu_kernel void @load_constant_cast_group_gv_gep_to_flat(ptr addrspace(1) %out) #1 { | 
|  | ; AKF_HSA-LABEL: define {{[^@]+}}@load_constant_cast_group_gv_gep_to_flat | 
|  | ; AKF_HSA-SAME: (ptr addrspace(1) [[OUT:%.*]]) #[[ATTR1]] { | 
|  | ; AKF_HSA-NEXT:    [[VAL:%.*]] = load i32, ptr addrspace(4) getelementptr ([256 x i32], ptr addrspace(4) addrspacecast (ptr addrspace(3) @lds.arr to ptr addrspace(4)), i64 0, i64 8), align 4 | 
|  | ; AKF_HSA-NEXT:    store i32 [[VAL]], ptr addrspace(1) [[OUT]], align 4 | 
|  | ; AKF_HSA-NEXT:    ret void | 
|  | ; | 
|  | ; ATTRIBUTOR_HSA-LABEL: define {{[^@]+}}@load_constant_cast_group_gv_gep_to_flat | 
|  | ; ATTRIBUTOR_HSA-SAME: (ptr addrspace(1) [[OUT:%.*]]) #[[ATTR2]] { | 
|  | ; ATTRIBUTOR_HSA-NEXT:    [[VAL:%.*]] = load i32, ptr addrspace(4) getelementptr ([256 x i32], ptr addrspace(4) addrspacecast (ptr addrspace(3) @lds.arr to ptr addrspace(4)), i64 0, i64 8), align 4 | 
|  | ; ATTRIBUTOR_HSA-NEXT:    store i32 [[VAL]], ptr addrspace(1) [[OUT]], align 4 | 
|  | ; ATTRIBUTOR_HSA-NEXT:    ret void | 
|  | ; | 
|  | %val = load i32, ptr addrspace(4) getelementptr ([256 x i32], ptr addrspace(4) addrspacecast (ptr addrspace(3) @lds.arr to ptr addrspace(4)), i64 0, i64 8) | 
|  | store i32 %val, ptr addrspace(1) %out | 
|  | ret void | 
|  | } | 
|  |  | 
|  | define amdgpu_kernel void @atomicrmw_constant_cast_group_gv_gep_to_flat(ptr addrspace(1) %out) #1 { | 
|  | ; AKF_HSA-LABEL: define {{[^@]+}}@atomicrmw_constant_cast_group_gv_gep_to_flat | 
|  | ; AKF_HSA-SAME: (ptr addrspace(1) [[OUT:%.*]]) #[[ATTR1]] { | 
|  | ; AKF_HSA-NEXT:    [[VAL:%.*]] = atomicrmw add ptr addrspace(4) getelementptr ([256 x i32], ptr addrspace(4) addrspacecast (ptr addrspace(3) @lds.arr to ptr addrspace(4)), i64 0, i64 8), i32 1 seq_cst, align 4 | 
|  | ; AKF_HSA-NEXT:    store i32 [[VAL]], ptr addrspace(1) [[OUT]], align 4 | 
|  | ; AKF_HSA-NEXT:    ret void | 
|  | ; | 
|  | ; ATTRIBUTOR_HSA-LABEL: define {{[^@]+}}@atomicrmw_constant_cast_group_gv_gep_to_flat | 
|  | ; ATTRIBUTOR_HSA-SAME: (ptr addrspace(1) [[OUT:%.*]]) #[[ATTR2]] { | 
|  | ; ATTRIBUTOR_HSA-NEXT:    [[VAL:%.*]] = atomicrmw add ptr addrspace(4) getelementptr ([256 x i32], ptr addrspace(4) addrspacecast (ptr addrspace(3) @lds.arr to ptr addrspace(4)), i64 0, i64 8), i32 1 seq_cst, align 4 | 
|  | ; ATTRIBUTOR_HSA-NEXT:    store i32 [[VAL]], ptr addrspace(1) [[OUT]], align 4 | 
|  | ; ATTRIBUTOR_HSA-NEXT:    ret void | 
|  | ; | 
|  | %val = atomicrmw add ptr addrspace(4) getelementptr ([256 x i32], ptr addrspace(4) addrspacecast (ptr addrspace(3) @lds.arr to ptr addrspace(4)), i64 0, i64 8), i32 1 seq_cst | 
|  | store i32 %val, ptr addrspace(1) %out | 
|  | ret void | 
|  | } | 
|  |  | 
|  | define amdgpu_kernel void @cmpxchg_constant_cast_group_gv_gep_to_flat(ptr addrspace(1) %out) #1 { | 
|  | ; AKF_HSA-LABEL: define {{[^@]+}}@cmpxchg_constant_cast_group_gv_gep_to_flat | 
|  | ; AKF_HSA-SAME: (ptr addrspace(1) [[OUT:%.*]]) #[[ATTR1]] { | 
|  | ; AKF_HSA-NEXT:    [[VAL:%.*]] = cmpxchg ptr addrspace(4) getelementptr ([256 x i32], ptr addrspace(4) addrspacecast (ptr addrspace(3) @lds.arr to ptr addrspace(4)), i64 0, i64 8), i32 0, i32 1 seq_cst seq_cst, align 4 | 
|  | ; AKF_HSA-NEXT:    [[VAL0:%.*]] = extractvalue { i32, i1 } [[VAL]], 0 | 
|  | ; AKF_HSA-NEXT:    store i32 [[VAL0]], ptr addrspace(1) [[OUT]], align 4 | 
|  | ; AKF_HSA-NEXT:    ret void | 
|  | ; | 
|  | ; ATTRIBUTOR_HSA-LABEL: define {{[^@]+}}@cmpxchg_constant_cast_group_gv_gep_to_flat | 
|  | ; ATTRIBUTOR_HSA-SAME: (ptr addrspace(1) [[OUT:%.*]]) #[[ATTR2]] { | 
|  | ; ATTRIBUTOR_HSA-NEXT:    [[VAL:%.*]] = cmpxchg ptr addrspace(4) getelementptr ([256 x i32], ptr addrspace(4) addrspacecast (ptr addrspace(3) @lds.arr to ptr addrspace(4)), i64 0, i64 8), i32 0, i32 1 seq_cst seq_cst, align 4 | 
|  | ; ATTRIBUTOR_HSA-NEXT:    [[VAL0:%.*]] = extractvalue { i32, i1 } [[VAL]], 0 | 
|  | ; ATTRIBUTOR_HSA-NEXT:    store i32 [[VAL0]], ptr addrspace(1) [[OUT]], align 4 | 
|  | ; ATTRIBUTOR_HSA-NEXT:    ret void | 
|  | ; | 
|  | %val = cmpxchg ptr addrspace(4) getelementptr ([256 x i32], ptr addrspace(4) addrspacecast (ptr addrspace(3) @lds.arr to ptr addrspace(4)), i64 0, i64 8), i32 0, i32 1 seq_cst seq_cst | 
|  | %val0 = extractvalue { i32, i1 } %val, 0 | 
|  | store i32 %val0, ptr addrspace(1) %out | 
|  | ret void | 
|  | } | 
|  |  | 
|  | define amdgpu_kernel void @memcpy_constant_cast_group_gv_gep_to_flat(ptr addrspace(1) %out) #1 { | 
|  | ; AKF_HSA-LABEL: define {{[^@]+}}@memcpy_constant_cast_group_gv_gep_to_flat | 
|  | ; AKF_HSA-SAME: (ptr addrspace(1) [[OUT:%.*]]) #[[ATTR1]] { | 
|  | ; AKF_HSA-NEXT:    call void @llvm.memcpy.p1.p4.i32(ptr addrspace(1) align 4 [[OUT]], ptr addrspace(4) align 4 getelementptr ([256 x i32], ptr addrspace(4) addrspacecast (ptr addrspace(3) @lds.arr to ptr addrspace(4)), i64 0, i64 8), i32 32, i1 false) | 
|  | ; AKF_HSA-NEXT:    ret void | 
|  | ; | 
|  | ; ATTRIBUTOR_HSA-LABEL: define {{[^@]+}}@memcpy_constant_cast_group_gv_gep_to_flat | 
|  | ; ATTRIBUTOR_HSA-SAME: (ptr addrspace(1) [[OUT:%.*]]) #[[ATTR2]] { | 
|  | ; ATTRIBUTOR_HSA-NEXT:    call void @llvm.memcpy.p1.p4.i32(ptr addrspace(1) align 4 [[OUT]], ptr addrspace(4) align 4 getelementptr ([256 x i32], ptr addrspace(4) addrspacecast (ptr addrspace(3) @lds.arr to ptr addrspace(4)), i64 0, i64 8), i32 32, i1 false) | 
|  | ; ATTRIBUTOR_HSA-NEXT:    ret void | 
|  | ; | 
|  | call void @llvm.memcpy.p1.p4.i32(ptr addrspace(1) align 4 %out, ptr addrspace(4) align 4 getelementptr ([256 x i32], ptr addrspace(4) addrspacecast (ptr addrspace(3) @lds.arr to ptr addrspace(4)), i64 0, i64 8), i32 32, i1 false) | 
|  | ret void | 
|  | } | 
|  |  | 
|  | ; Can't just search the pointer value | 
|  | define amdgpu_kernel void @store_value_constant_cast_lds_gv_gep_to_flat(ptr addrspace(1) %out) #1 { | 
|  | ; AKF_HSA-LABEL: define {{[^@]+}}@store_value_constant_cast_lds_gv_gep_to_flat | 
|  | ; AKF_HSA-SAME: (ptr addrspace(1) [[OUT:%.*]]) #[[ATTR1]] { | 
|  | ; AKF_HSA-NEXT:    store ptr addrspace(4) getelementptr ([256 x i32], ptr addrspace(4) addrspacecast (ptr addrspace(3) @lds.arr to ptr addrspace(4)), i64 0, i64 8), ptr addrspace(1) [[OUT]], align 8 | 
|  | ; AKF_HSA-NEXT:    ret void | 
|  | ; | 
|  | ; ATTRIBUTOR_HSA-LABEL: define {{[^@]+}}@store_value_constant_cast_lds_gv_gep_to_flat | 
|  | ; ATTRIBUTOR_HSA-SAME: (ptr addrspace(1) [[OUT:%.*]]) #[[ATTR2]] { | 
|  | ; ATTRIBUTOR_HSA-NEXT:    store ptr addrspace(4) getelementptr ([256 x i32], ptr addrspace(4) addrspacecast (ptr addrspace(3) @lds.arr to ptr addrspace(4)), i64 0, i64 8), ptr addrspace(1) [[OUT]], align 8 | 
|  | ; ATTRIBUTOR_HSA-NEXT:    ret void | 
|  | ; | 
|  | store ptr addrspace(4) getelementptr ([256 x i32], ptr addrspace(4) addrspacecast (ptr addrspace(3) @lds.arr to ptr addrspace(4)), i64 0, i64 8), ptr addrspace(1) %out | 
|  | ret void | 
|  | } | 
|  |  | 
|  | ; Can't just search pointer types | 
|  | define amdgpu_kernel void @store_ptrtoint_value_constant_cast_lds_gv_gep_to_flat(ptr addrspace(1) %out) #1 { | 
|  | ; AKF_HSA-LABEL: define {{[^@]+}}@store_ptrtoint_value_constant_cast_lds_gv_gep_to_flat | 
|  | ; AKF_HSA-SAME: (ptr addrspace(1) [[OUT:%.*]]) #[[ATTR1]] { | 
|  | ; AKF_HSA-NEXT:    store i64 ptrtoint (ptr addrspace(4) getelementptr ([256 x i32], ptr addrspace(4) addrspacecast (ptr addrspace(3) @lds.arr to ptr addrspace(4)), i64 0, i64 8) to i64), ptr addrspace(1) [[OUT]], align 4 | 
|  | ; AKF_HSA-NEXT:    ret void | 
|  | ; | 
|  | ; ATTRIBUTOR_HSA-LABEL: define {{[^@]+}}@store_ptrtoint_value_constant_cast_lds_gv_gep_to_flat | 
|  | ; ATTRIBUTOR_HSA-SAME: (ptr addrspace(1) [[OUT:%.*]]) #[[ATTR2]] { | 
|  | ; ATTRIBUTOR_HSA-NEXT:    store i64 ptrtoint (ptr addrspace(4) getelementptr ([256 x i32], ptr addrspace(4) addrspacecast (ptr addrspace(3) @lds.arr to ptr addrspace(4)), i64 0, i64 8) to i64), ptr addrspace(1) [[OUT]], align 4 | 
|  | ; ATTRIBUTOR_HSA-NEXT:    ret void | 
|  | ; | 
|  | store i64 ptrtoint (ptr addrspace(4) getelementptr ([256 x i32], ptr addrspace(4) addrspacecast (ptr addrspace(3) @lds.arr to ptr addrspace(4)), i64 0, i64 8) to i64), ptr addrspace(1) %out | 
|  | ret void | 
|  | } | 
|  |  | 
|  | ; Cast group to flat, do GEP, cast back to group | 
|  | define amdgpu_kernel void @store_constant_cast_group_gv_gep_to_flat_to_group() #1 { | 
|  | ; AKF_HSA-LABEL: define {{[^@]+}}@store_constant_cast_group_gv_gep_to_flat_to_group | 
|  | ; AKF_HSA-SAME: () #[[ATTR1]] { | 
|  | ; AKF_HSA-NEXT:    store i32 7, ptr addrspace(3) addrspacecast (ptr addrspace(4) getelementptr ([256 x i32], ptr addrspace(4) addrspacecast (ptr addrspace(3) @lds.arr to ptr addrspace(4)), i64 0, i64 8) to ptr addrspace(3)), align 4 | 
|  | ; AKF_HSA-NEXT:    ret void | 
|  | ; | 
|  | ; ATTRIBUTOR_HSA-LABEL: define {{[^@]+}}@store_constant_cast_group_gv_gep_to_flat_to_group | 
|  | ; ATTRIBUTOR_HSA-SAME: () #[[ATTR2]] { | 
|  | ; ATTRIBUTOR_HSA-NEXT:    store i32 7, ptr addrspace(3) addrspacecast (ptr addrspace(4) getelementptr ([256 x i32], ptr addrspace(4) addrspacecast (ptr addrspace(3) @lds.arr to ptr addrspace(4)), i64 0, i64 8) to ptr addrspace(3)), align 4 | 
|  | ; ATTRIBUTOR_HSA-NEXT:    ret void | 
|  | ; | 
|  | store i32 7, ptr addrspace(3) addrspacecast (ptr addrspace(4) getelementptr ([256 x i32], ptr addrspace(4) addrspacecast (ptr addrspace(3) @lds.arr to ptr addrspace(4)), i64 0, i64 8) to ptr addrspace(3)) | 
|  | ret void | 
|  | } | 
|  |  | 
|  | define ptr addrspace(3) @ret_constant_cast_group_gv_gep_to_flat_to_group() #1 { | 
|  | ; AKF_HSA-LABEL: define {{[^@]+}}@ret_constant_cast_group_gv_gep_to_flat_to_group | 
|  | ; AKF_HSA-SAME: () #[[ATTR1]] { | 
|  | ; AKF_HSA-NEXT:    ret ptr addrspace(3) addrspacecast (ptr addrspace(4) getelementptr ([256 x i32], ptr addrspace(4) addrspacecast (ptr addrspace(3) @lds.arr to ptr addrspace(4)), i64 0, i64 8) to ptr addrspace(3)) | 
|  | ; | 
|  | ; ATTRIBUTOR_HSA-LABEL: define {{[^@]+}}@ret_constant_cast_group_gv_gep_to_flat_to_group | 
|  | ; ATTRIBUTOR_HSA-SAME: () #[[ATTR2]] { | 
|  | ; ATTRIBUTOR_HSA-NEXT:    ret ptr addrspace(3) addrspacecast (ptr addrspace(4) getelementptr ([256 x i32], ptr addrspace(4) addrspacecast (ptr addrspace(3) @lds.arr to ptr addrspace(4)), i64 0, i64 8) to ptr addrspace(3)) | 
|  | ; | 
|  | ret ptr addrspace(3) addrspacecast (ptr addrspace(4) getelementptr ([256 x i32], ptr addrspace(4) addrspacecast (ptr addrspace(3) @lds.arr to ptr addrspace(4)), i64 0, i64 8) to ptr addrspace(3)) | 
|  | } | 
|  |  | 
|  | attributes #0 = { argmemonly nounwind } | 
|  | attributes #1 = { nounwind } | 
|  | ;. | 
|  | ; AKF_HSA: attributes #[[ATTR0:[0-9]+]] = { nocallback nofree nounwind willreturn memory(argmem: readwrite) } | 
|  | ; AKF_HSA: attributes #[[ATTR1]] = { nounwind } | 
|  | ;. | 
|  | ; ATTRIBUTOR_HSA: attributes #[[ATTR0:[0-9]+]] = { nocallback nofree nounwind willreturn memory(argmem: readwrite) } | 
|  | ; ATTRIBUTOR_HSA: attributes #[[ATTR1]] = { nounwind "amdgpu-no-completion-action" "amdgpu-no-default-queue" "amdgpu-no-dispatch-id" "amdgpu-no-dispatch-ptr" "amdgpu-no-heap-ptr" "amdgpu-no-hostcall-ptr" "amdgpu-no-implicitarg-ptr" "amdgpu-no-lds-kernel-id" "amdgpu-no-multigrid-sync-arg" "amdgpu-no-queue-ptr" "amdgpu-no-workgroup-id-x" "amdgpu-no-workgroup-id-y" "amdgpu-no-workgroup-id-z" "amdgpu-no-workitem-id-x" "amdgpu-no-workitem-id-y" "amdgpu-no-workitem-id-z" "uniform-work-group-size"="false" } | 
|  | ; ATTRIBUTOR_HSA: attributes #[[ATTR2]] = { nounwind "amdgpu-no-completion-action" "amdgpu-no-default-queue" "amdgpu-no-dispatch-id" "amdgpu-no-dispatch-ptr" "amdgpu-no-heap-ptr" "amdgpu-no-hostcall-ptr" "amdgpu-no-implicitarg-ptr" "amdgpu-no-lds-kernel-id" "amdgpu-no-multigrid-sync-arg" "amdgpu-no-workgroup-id-x" "amdgpu-no-workgroup-id-y" "amdgpu-no-workgroup-id-z" "amdgpu-no-workitem-id-x" "amdgpu-no-workitem-id-y" "amdgpu-no-workitem-id-z" "uniform-work-group-size"="false" } | 
|  | ;. |