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[Clang][Driver][SamplePGO] Enable -fsample-profile-use-profi #10896

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[Clang][Driver][SamplePGO] Enable -fsample-profile-use-profi #10896

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1 change: 1 addition & 0 deletions clang/include/clang/Driver/Options.td
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Original file line number Diff line number Diff line change
Expand Up @@ -1725,6 +1725,7 @@ def fsample_profile_use_profi : Flag<["-"], "fsample-profile-use-profi">,
basic block counts to branch probabilities to fix them by extended
and re-engineered classic MCMF (min-cost max-flow) approach.}]>;
def fno_profile_sample_accurate : Flag<["-"], "fno-profile-sample-accurate">, Group<f_Group>;
def fno_sample_profile_use_profi : Flag<["-"], "fno-sample-profile-use-profi">, Group<f_Group>;
def fno_auto_profile : Flag<["-"], "fno-auto-profile">, Group<f_Group>,
Alias<fno_profile_sample_use>;
def fauto_profile_EQ : Joined<["-"], "fauto-profile=">,
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3 changes: 2 additions & 1 deletion clang/lib/Driver/ToolChains/Clang.cpp
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Expand Up @@ -6451,7 +6451,8 @@ void Clang::ConstructJob(Compilation &C, const JobAction &Job,
Args.AddLastArg(CmdArgs, options::OPT_fclang_abi_compat_EQ);

if (getLastProfileSampleUseArg(Args) &&
Args.hasArg(options::OPT_fsample_profile_use_profi)) {
Args.hasFlag(options::OPT_fsample_profile_use_profi,
options::OPT_fno_sample_profile_use_profi, true)) {
CmdArgs.push_back("-mllvm");
CmdArgs.push_back("-sample-profile-use-profi");
}
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13 changes: 12 additions & 1 deletion clang/test/Driver/pgo-sample-use-profi.c
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@@ -1,4 +1,15 @@
/// Test if profi flat is enabled in frontend as user-facing feature.
/// Test if profi flag is enabled in frontend as user-facing feature.
// RUN: %clang --target=x86_64 -c -fprofile-sample-use=/dev/null -### %s 2>&1 | FileCheck %s
// RUN: %clang --target=x86_64 -c -fsample-profile-use-profi -fprofile-sample-use=/dev/null -### %s 2>&1 | FileCheck %s
// RUN: %clang --target=x86_64 -c -fno-sample-profile-use-profi -fsample-profile-use-profi -fprofile-sample-use=/dev/null -### %s 2>&1 | FileCheck %s
// RUN: %clang --target=x86_64 -c -fno-sample-profile-use-profi -fprofile-sample-use=/dev/null -### %s 2>&1 | FileCheck %s --check-prefixes=CHECK-NO-PROFI
// RUN: %clang --target=x86_64 -c -fsample-profile-use-profi -fno-sample-profile-use-profi -fprofile-sample-use=/dev/null -### %s 2>&1 | FileCheck %s --check-prefixes=CHECK-NO-PROFI

// RUN: %clang --target=AArch64 -c -fprofile-sample-use=/dev/null -### %s 2>&1 | FileCheck %s
// RUN: %clang --target=AArch64 -c -fsample-profile-use-profi -fprofile-sample-use=/dev/null -### %s 2>&1 | FileCheck %s
// RUN: %clang --target=AArch64 -c -fno-sample-profile-use-profi -fsample-profile-use-profi -fprofile-sample-use=/dev/null -### %s 2>&1 | FileCheck %s
// RUN: %clang --target=AArch64 -c -fno-sample-profile-use-profi -fprofile-sample-use=/dev/null -### %s 2>&1 | FileCheck %s --check-prefixes=CHECK-NO-PROFI
// RUN: %clang --target=AArch64 -c -fsample-profile-use-profi -fno-sample-profile-use-profi -fprofile-sample-use=/dev/null -### %s 2>&1 | FileCheck %s --check-prefixes=CHECK-NO-PROFI

// CHECK: "-mllvm" "-sample-profile-use-profi"
// CHECK-NO-PROFI-NOT: "-sample-profile-use-profi"