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| author | Reid Kleckner <reid@kleckner.net> | 2014-04-29 23:55:41 +0000 |
|---|---|---|
| committer | Reid Kleckner <reid@kleckner.net> | 2014-04-29 23:55:41 +0000 |
| commit | fb693085683836d52d7edec3de7a13dd77926ea7 (patch) | |
| tree | 66b8890310487e7763fbe95d5bb1def8e75eccd2 /clang/lib/Frontend/CompilerInvocation.cpp | |
| parent | 7aeb9051740bef76ee3a2deb86e8444d694e935a (diff) | |
| download | llvm-fb693085683836d52d7edec3de7a13dd77926ea7.zip llvm-fb693085683836d52d7edec3de7a13dd77926ea7.tar.gz llvm-fb693085683836d52d7edec3de7a13dd77926ea7.tar.bz2 | |
Implement X86 code generation for musttail
Currently, musttail codegen is relying on sibcall optimization, and
reporting a fatal error if fails. Sibcall optimization fails when stack
arguments need to be modified, which is insufficient for musttail.
The logic for moving arguments in memory safely is already implemented
for GuaranteedTailCallOpt. This change merely arranges for musttail
calls to use it.
No functional change for GuaranteedTailCallOpt.
Reviewers: espindola
Differential Revision: http://reviews.llvm.org/D3493
llvm-svn: 207598
Diffstat (limited to 'clang/lib/Frontend/CompilerInvocation.cpp')
0 files changed, 0 insertions, 0 deletions