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e24d5bd069
This patch adds a new pass to add !annotation metadata for entries in
@llvm.global.anotations, which is generated using
__attribute__((annotate("_name"))) on functions in Clang.
This has been discussed on llvm-dev as part of
RFC: Combining Annotation Metadata and Remarks
http://lists.llvm.org/pipermail/llvm-dev/2020-November/146393.html
Reviewed By: thegameg
Differential Revision: https://reviews.llvm.org/D91195
62 lines
3.5 KiB
LLVM
62 lines
3.5 KiB
LLVM
; NOTE: Assertions have been autogenerated by utils/update_test_checks.py
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; RUN: opt -annotation2metadata -pass-remarks-analysis='annotation-remarks' -S %s | FileCheck %s
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; RUN: opt -passes='annotation2metadata' -pass-remarks-analysis='annotation-remarks' -S %s | FileCheck %s
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@.str = private unnamed_addr constant [10 x i8] c"_remarks1\00", section "llvm.metadata"
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@.str.1 = private unnamed_addr constant [6 x i8] c"ann.c\00", section "llvm.metadata"
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@.str.2 = private unnamed_addr constant [10 x i8] c"_remarks2\00", section "llvm.metadata"
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@llvm.global.annotations = appending global [8 x { i8*, i8*, i8*, i32 }] [
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{ i8*, i8*, i8*, i32 } { i8* bitcast (void (float*)* @test1 to i8*), i8* getelementptr inbounds ([10 x i8], [10 x i8]* @.str, i32 0, i32 0), i8* getelementptr inbounds ([6 x i8], [6 x i8]* @.str.1, i32 0, i32 0), i32 2 },
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{ i8*, i8*, i8*, i32 } { i8* bitcast (void (float*)* @test1 to i8*), i8* getelementptr inbounds ([10 x i8], [10 x i8]* @.str.2, i32 0, i32 0), i8* getelementptr inbounds ([6 x i8], [6 x i8]* @.str.1, i32 0, i32 0), i32 2 },
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{ i8*, i8*, i8*, i32 } { i8* bitcast (void (float*)* @test3 to i8*), i8* getelementptr inbounds ([10 x i8], [10 x i8]* @.str, i32 0, i32 0), i8* undef, i32 4 }, ; Invalid entry, make sure we do not crash.
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{ i8*, i8*, i8*, i32 } { i8* bitcast (void (float*)* @test3 to i8*), i8* undef, i8* getelementptr inbounds ([6 x i8], [6 x i8]* @.str.1, i32 0, i32 0), i32 4 }, ; Invalid entry, make sure we do not crash.
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{ i8*, i8*, i8*, i32 } { i8* undef, i8* getelementptr inbounds ([10 x i8], [10 x i8]* @.str, i32 0, i32 0), i8* getelementptr inbounds ([6 x i8], [6 x i8]* @.str.1, i32 0, i32 0), i32 4 }, ; Invalid entry, make sure we do not crash.
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{ i8*, i8*, i8*, i32 } { i8* bitcast (void (float*)* undef to i8*), i8* undef, i8* getelementptr inbounds ([6 x i8], [6 x i8]* @.str.1, i32 0, i32 0), i32 4 }, ; Invalid entry, make sure we do not crash.
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{ i8*, i8*, i8*, i32 } { i8* undef, i8* undef, i8* undef, i32 300 }, ; Invalid entry, make sure we do not crash.
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{ i8*, i8*, i8*, i32 } { i8* bitcast (void (float*)* @test3 to i8*), i8* getelementptr inbounds ([10 x i8], [10 x i8]* @.str, i32 0, i32 0), i8* getelementptr inbounds ([6 x i8], [6 x i8]* @.str.1, i32 0, i32 0), i32 4 }
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], section "llvm.metadata"
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define void @test1(float* %a) {
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; CHECK-LABEL: @test1(
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; CHECK-NEXT: entry:
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; CHECK-NEXT: [[A_ADDR:%.*]] = alloca float*, align 8, !annotation [[GROUP1:!.+]]
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; CHECK-NEXT: store float* [[A:%.*]], float** [[A_ADDR]], align 8, !annotation [[GROUP1]]
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; CHECK-NEXT: ret void, !annotation [[GROUP1]]
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;
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entry:
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%a.addr = alloca float*, align 8
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store float* %a, float** %a.addr, align 8
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ret void
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}
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define void @test2(float* %a) {
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; CHECK-LABEL: @test2(
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; CHECK-NEXT: entry:
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; CHECK-NEXT: [[A_ADDR:%.*]] = alloca float*, align 8
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; CHECK-NEXT: store float* [[A:%.*]], float** [[A_ADDR]], align 8
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; CHECK-NEXT: ret void
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;
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entry:
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%a.addr = alloca float*, align 8
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store float* %a, float** %a.addr, align 8
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ret void
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}
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define void @test3(float* %a) {
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; CHECK-LABEL: @test3(
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; CHECK-NEXT: entry:
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; CHECK-NEXT: [[A_ADDR:%.*]] = alloca float*, align 8, !annotation [[GROUP2:!.+]]
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; CHECK-NEXT: store float* [[A:%.*]], float** [[A_ADDR]], align 8, !annotation [[GROUP2]]
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; CHECK-NEXT: ret void, !annotation [[GROUP2]]
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;
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entry:
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%a.addr = alloca float*, align 8
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store float* %a, float** %a.addr, align 8
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ret void
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}
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; CHECK: [[GROUP1]] = !{!"_remarks1", !"_remarks2"}
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; CHECK-NEXT: [[GROUP2]] = !{!"_remarks1"}
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