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94473f4db6
Generate nuw GEPs for struct member accesses, as inbounds + non-negative implies nuw. Regression tests are updated using update scripts where possible, and by find + replace where not.
27 lines
1.5 KiB
C
27 lines
1.5 KiB
C
// RUN: %clang_cc1 -triple x86_64 -emit-llvm -o - %s | FileCheck %s '-D$MANGLE_AS=p0' '-D$CONST_AS=' --check-prefixes=CHECK,X86
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// RUN: %clang_cc1 -triple amdgcn -emit-llvm -o - %s | FileCheck %s '-D$MANGLE_AS=p4' '-D$CONST_AS= addrspace(4)' --check-prefixes=CHECK,AMDGPU
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// END.
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// CHECK: private unnamed_addr[[$CONST_AS]] constant [8 x i8] c"v_ann_{{.}}\00", section "llvm.metadata"
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// CHECK: private unnamed_addr[[$CONST_AS]] constant [8 x i8] c"v_ann_{{.}}\00", section "llvm.metadata"
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struct foo {
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int v __attribute__((annotate("v_ann_0"))) __attribute__((annotate("v_ann_1")));
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};
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static struct foo gf;
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int main(int argc, char **argv) {
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struct foo f;
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f.v = argc;
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// CHECK: getelementptr inbounds nuw %struct.foo, ptr %{{.*}}, i32 0, i32 0
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// CHECK-NEXT: call ptr @llvm.ptr.annotation.p0.[[$MANGLE_AS]]({{.*}}str{{.*}}str{{.*}}i32 9, ptr[[$CONST_AS]] null)
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// CHECK-NEXT: call ptr @llvm.ptr.annotation.p0.[[$MANGLE_AS]]({{.*}}str{{.*}}str{{.*}}i32 9, ptr[[$CONST_AS]] null)
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gf.v = argc;
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// X86: call ptr @llvm.ptr.annotation.p0.p0(ptr @gf, ptr @.str{{.*}}, ptr @.str{{.*}}, i32 9, ptr null)
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// X86-NEXT: call ptr @llvm.ptr.annotation.p0.p0(ptr %{{.*}}, ptr @.str{{.*}}, ptr @.str{{.*}}, i32 9, ptr null)
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// AMDGPU: call ptr @llvm.ptr.annotation.p0.p4(ptr addrspacecast (ptr addrspace(1) @gf to ptr), ptr addrspace(4) @.str{{.*}}, ptr addrspace(4) @.str{{.*}}, i32 9, ptr addrspace(4) null)
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// AMDGPU-NEXT: call ptr @llvm.ptr.annotation.p0.p4(ptr %{{.*}}, ptr addrspace(4) @.str{{.*}}, ptr addrspace(4) @.str{{.*}}, i32 9, ptr addrspace(4) null)
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return 0;
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}
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