diff options
author | Adam Nemet <anemet@apple.com> | 2018-02-26 18:38:11 +0000 |
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committer | Adam Nemet <anemet@apple.com> | 2018-02-26 18:38:11 +0000 |
commit | 54a7830c130b5b90a0f52c16ac84a9cfb2c863d8 (patch) | |
tree | cb7439928762f4ba0e7fa14b5db1ea33634c05e3 /lib/Driver/ToolChains/Darwin.cpp | |
parent | 7fab66ed2f7638c119451e5e91adac8afb273277 (diff) |
[Driver] Forward opt-remark hotness threshold to LTO
git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@326108 91177308-0d34-0410-b5e6-96231b3b80d8
Diffstat (limited to 'lib/Driver/ToolChains/Darwin.cpp')
-rw-r--r-- | lib/Driver/ToolChains/Darwin.cpp | 11 |
1 files changed, 10 insertions, 1 deletions
diff --git a/lib/Driver/ToolChains/Darwin.cpp b/lib/Driver/ToolChains/Darwin.cpp index 802b89b070..b6ee4dee70 100644 --- a/lib/Driver/ToolChains/Darwin.cpp +++ b/lib/Driver/ToolChains/Darwin.cpp @@ -452,7 +452,8 @@ void darwin::Linker::ConstructJob(Compilation &C, const JobAction &JA, // we follow suite for ease of comparison. AddLinkArgs(C, Args, CmdArgs, Inputs); - // For LTO, pass the name of the optimization record file. + // For LTO, pass the name of the optimization record file and other + // opt-remarks flags. if (Args.hasFlag(options::OPT_fsave_optimization_record, options::OPT_fno_save_optimization_record, false)) { CmdArgs.push_back("-mllvm"); @@ -467,6 +468,14 @@ void darwin::Linker::ConstructJob(Compilation &C, const JobAction &JA, if (getLastProfileUseArg(Args)) { CmdArgs.push_back("-mllvm"); CmdArgs.push_back("-lto-pass-remarks-with-hotness"); + + if (const Arg *A = + Args.getLastArg(options::OPT_fdiagnostics_hotness_threshold_EQ)) { + CmdArgs.push_back("-mllvm"); + std::string Opt = + std::string("-lto-pass-remarks-hotness-threshold=") + A->getValue(); + CmdArgs.push_back(Args.MakeArgString(Opt)); + } } } |