33 lines
1.2 KiB
LLVM
33 lines
1.2 KiB
LLVM
; REQUIRES: x86-registered-target
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; RUN: opt -passes='thinlto-pre-link<O2>' --cs-profilegen-file=alloc -cspgo-kind=cspgo-instr-gen-pipeline -module-summary %s -o %t.bc
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; RUN: llvm-dis %t.bc -o - | FileCheck %s --check-prefix=IRPGOPRE
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;; Symbol __llvm_profile_filename and __llvm_profile_raw_version are non-prevailing here.
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; RUN: llvm-lto2 run -lto-cspgo-profile-file=alloc -lto-cspgo-gen -save-temps -o %t %t.bc \
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; RUN: -r=%t.bc,f,px \
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; RUN: -r=%t.bc,__llvm_profile_filename,x \
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; RUN: -r=%t.bc,__llvm_profile_raw_version,x
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; RUN: llvm-dis %t.0.0.preopt.bc -o - | FileCheck %s --check-prefix=IRPGOBE
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;; Before LTO, we should have the __llvm_profile_raw_version definition.
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; IRPGOPRE: @__llvm_profile_raw_version = hidden constant i64
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;; Non-prevailing __llvm_profile_raw_version is discarded by LTO. Ensure the
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;; declaration is retained.
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; IRPGOBE: @__llvm_profile_raw_version = external hidden constant i64
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target datalayout = "e-m:e-p270:32:32-p271:32:32-p272:64:64-i64:64-f80:128-n8:16:32:64-S128"
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target triple = "x86_64-unknown-linux-gnu"
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$f = comdat any
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; Function Attrs: nofree norecurse nosync nounwind readnone uwtable willreturn mustprogress
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define i32 @f() {
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entry:
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ret i32 1
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}
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!llvm.module.flags = !{!0}
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!0 = !{i32 1, !"ThinLTO", i32 0}
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