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4e9598d950
* Change linkage/visibility of __profn_ variables to match the reality * alwaysinline.ll: Add "EnableValueProfiling", otherwise it doesn't test available_externally alwaysinline. * Delete PR23499.ll - covered by other comdat tests.
26 lines
1.1 KiB
LLVM
26 lines
1.1 KiB
LLVM
; RUN: opt < %s -S -instrprof | FileCheck %s
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; RUN: opt < %s -S -instrprof -runtime-counter-relocation | FileCheck -check-prefixes=RELOC %s
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target triple = "x86_64-unknown-linux-gnu"
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@__profn_foo = private constant [3 x i8] c"foo"
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; RELOC: @__llvm_profile_counter_bias = linkonce_odr hidden global i64 0
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; CHECK-LABEL: define void @foo
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; CHECK-NEXT: %pgocount = load i64, i64* getelementptr inbounds ([1 x i64], [1 x i64]* @__profc_foo, i64 0, i64 0)
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; CHECK-NEXT: %1 = add i64 %pgocount, 1
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; CHECK-NEXT: store i64 %1, i64* getelementptr inbounds ([1 x i64], [1 x i64]* @__profc_foo, i64 0, i64 0)
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; RELOC-LABEL: define void @foo
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; RELOC-NEXT: %1 = load i64, i64* @__llvm_profile_counter_bias
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; RELOC-NEXT: %2 = add i64 ptrtoint ([1 x i64]* @__profc_foo to i64), %1
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; RELOC-NEXT: %3 = inttoptr i64 %2 to i64*
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; RELOC-NEXT: %pgocount = load i64, i64* %3
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; RELOC-NEXT: %4 = add i64 %pgocount, 1
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; RELOC-NEXT: store i64 %4, i64* %3
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define void @foo() {
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call void @llvm.instrprof.increment(i8* getelementptr inbounds ([3 x i8], [3 x i8]* @__profn_foo, i32 0, i32 0), i64 0, i32 1, i32 0)
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ret void
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}
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declare void @llvm.instrprof.increment(i8*, i64, i32, i32)
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