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| author | Fangrui Song <maskray@google.com> | 2020-01-09 00:41:48 -0800 |
|---|---|---|
| committer | Fangrui Song <maskray@google.com> | 2020-01-14 21:57:06 -0800 |
| commit | 5ca24d09aefaedf8e4148c7fce4b4ab0c4ecc72a (patch) | |
| tree | ca85db1e740841361415b4c3dffea4021276824a /clang/include | |
| parent | a60e8927297005898b10a46300d929ba5cf7833c (diff) | |
| download | bcm5719-llvm-5ca24d09aefaedf8e4148c7fce4b4ab0c4ecc72a.tar.gz bcm5719-llvm-5ca24d09aefaedf8e4148c7fce4b4ab0c4ecc72a.zip | |
[Driver][X86] Add -malign-branch* and -mbranches-within-32B-boundaries
These driver options perform some checking and delegate to MC options -x86-align-branch* and -x86-branches-within-32B-boundaries.
Reviewed By: skan
Differential Revision: https://reviews.llvm.org/D72463
Diffstat (limited to 'clang/include')
| -rw-r--r-- | clang/include/clang/Basic/DiagnosticDriverKinds.td | 3 | ||||
| -rw-r--r-- | clang/include/clang/Driver/Options.td | 4 |
2 files changed, 7 insertions, 0 deletions
diff --git a/clang/include/clang/Basic/DiagnosticDriverKinds.td b/clang/include/clang/Basic/DiagnosticDriverKinds.td index 752ed2d255b..0fe14e4e05b 100644 --- a/clang/include/clang/Basic/DiagnosticDriverKinds.td +++ b/clang/include/clang/Basic/DiagnosticDriverKinds.td @@ -250,6 +250,9 @@ def err_drv_unsupported_embed_bitcode def err_drv_bitcode_unsupported_on_toolchain : Error< "-fembed-bitcode is not supported on versions of iOS prior to 6.0">; +def err_drv_invalid_malign_branch_EQ : Error< + "invalid argument '%0' to -malign-branch=; each element must be one of: %1">; + def warn_O4_is_O3 : Warning<"-O4 is equivalent to -O3">, InGroup<Deprecated>; def warn_drv_optimization_value : Warning<"optimization level '%0' is not supported; using '%1%2' instead">, InGroup<InvalidCommandLineArgument>; diff --git a/clang/include/clang/Driver/Options.td b/clang/include/clang/Driver/Options.td index 385ddbf5e40..1218172fd5b 100644 --- a/clang/include/clang/Driver/Options.td +++ b/clang/include/clang/Driver/Options.td @@ -2146,6 +2146,10 @@ def mno_iamcu : Flag<["-"], "mno-iamcu">, Group<m_Group>, Flags<[DriverOption, C def malign_functions_EQ : Joined<["-"], "malign-functions=">, Group<clang_ignored_m_Group>; def malign_loops_EQ : Joined<["-"], "malign-loops=">, Group<clang_ignored_m_Group>; def malign_jumps_EQ : Joined<["-"], "malign-jumps=">, Group<clang_ignored_m_Group>; +def malign_branch_EQ : CommaJoined<["-"], "malign-branch=">, Group<m_Group>; +def malign_branch_boundary_EQ : Joined<["-"], "malign-branch-boundary=">, Group<m_Group>; +def malign_branch_prefix_size_EQ : Joined<["-"], "malign-branch-prefix-size=">, Group<m_Group>; +def mbranches_within_32B_boundaries : Flag<["-"], "mbranches-within-32B-boundaries">, Flags<[DriverOption]>, Group<m_Group>; def mfancy_math_387 : Flag<["-"], "mfancy-math-387">, Group<clang_ignored_m_Group>; def mlong_calls : Flag<["-"], "mlong-calls">, Group<m_Group>, HelpText<"Generate branches with extended addressability, usually via indirect jumps.">; |
