derek.holloway
7502bf64a4
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62 lines
2.3 KiB
LLVM
62 lines
2.3 KiB
LLVM
; NOTE: Assertions have been autogenerated by utils/update_test_checks.py UTC_ARGS: --check-globals all --version 4
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; RUN: opt -S -passes=attributor < %s | FileCheck %s
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define void @null_ptr_is_valid_call_with_null() #0 {
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; CHECK-LABEL: define void @null_ptr_is_valid_call_with_null(
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; CHECK-SAME: ) #[[ATTR0:[0-9]+]] {
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; CHECK-NEXT: call void @store_as0(ptr noalias nofree noundef writeonly null) #[[ATTR4:[0-9]+]]
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; CHECK-NEXT: ret void
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;
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call void @store_as0(ptr null)
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ret void
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}
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define void @null_ptr_is_valid_call_with_undef() #0 {
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; CHECK-LABEL: define void @null_ptr_is_valid_call_with_undef(
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; CHECK-SAME: ) #[[ATTR1:[0-9]+]] {
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; CHECK-NEXT: call void @store_as0(ptr undef) #[[ATTR4]]
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; CHECK-NEXT: ret void
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;
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call void @store_as0(ptr undef)
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ret void
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}
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define void @store_as0(ptr %0) {
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; CHECK-LABEL: define void @store_as0(
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; CHECK-SAME: ptr nofree noundef nonnull writeonly align 2 captures(none) dereferenceable(2) [[TMP0:%.*]]) #[[ATTR2:[0-9]+]] {
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; CHECK-NEXT: store i16 0, ptr [[TMP0]], align 2
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; CHECK-NEXT: ret void
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;
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store i16 0, ptr %0, align 2
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ret void
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}
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define void @call_store_as1() {
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; CHECK-LABEL: define void @call_store_as1(
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; CHECK-SAME: ) #[[ATTR3:[0-9]+]] {
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; CHECK-NEXT: call void @store_as1(ptr addrspace(1) nofree noundef writeonly captures(none) null) #[[ATTR4]]
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; CHECK-NEXT: ret void
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;
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call void @store_as1(ptr addrspace(1) null)
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ret void
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}
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define void @store_as1(ptr addrspace(1) %arg) {
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; CHECK-LABEL: define void @store_as1(
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; CHECK-SAME: ptr addrspace(1) nofree noundef writeonly align 2 captures(none) dereferenceable_or_null(2) [[ARG:%.*]]) #[[ATTR2]] {
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; CHECK-NEXT: store i16 0, ptr addrspace(1) [[ARG]], align 2
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; CHECK-NEXT: ret void
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;
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store i16 0, ptr addrspace(1) %arg, align 2
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ret void
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}
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attributes #0 = { null_pointer_is_valid }
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;.
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; CHECK: attributes #[[ATTR0]] = { mustprogress nofree norecurse nosync nounwind null_pointer_is_valid willreturn memory(write) }
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; CHECK: attributes #[[ATTR1]] = { mustprogress nofree norecurse nosync nounwind null_pointer_is_valid willreturn memory(none) }
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; CHECK: attributes #[[ATTR2]] = { mustprogress nofree norecurse nosync nounwind willreturn memory(argmem: write) }
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; CHECK: attributes #[[ATTR3]] = { mustprogress nofree norecurse nosync nounwind willreturn memory(none) }
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; CHECK: attributes #[[ATTR4]] = { nofree nosync nounwind willreturn memory(write) }
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;.
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