diff options
| author | Shankar Easwaran <shankare@codeaurora.org> | 2015-03-20 23:47:03 +0000 |
|---|---|---|
| committer | Shankar Easwaran <shankare@codeaurora.org> | 2015-03-20 23:47:03 +0000 |
| commit | 07f6ce0b83ac97879e2d1010c329158ee6db17b8 (patch) | |
| tree | 1ec21b9ea0188fe9cc9c6785f25d8911f5589606 /llvm/lib/CodeGen/MachineFunction.cpp | |
| parent | 33c979d685e35ac8ac813543c0ccc70a7ec392f8 (diff) | |
| download | llvm-07f6ce0b83ac97879e2d1010c329158ee6db17b8.zip llvm-07f6ce0b83ac97879e2d1010c329158ee6db17b8.tar.gz llvm-07f6ce0b83ac97879e2d1010c329158ee6db17b8.tar.bz2 | |
[ELF] OrderPass : Order atoms only by ordinals.
Move the init array/fini array sorting to the Output ELF writer.
AFAIK, this is only needed by the X86_64/ARM ABI.
This shaves time taken to self host lld by 0.2 seconds.
Before patch
----------------
4791.062059 task-clock # 1.634 CPUs utilized ( +- 0.28% )
61,107 context-switches # 0.013 M/sec ( +- 0.56% )
2.932902671 seconds time elapsed ( +- 0.84% )
After patch
-------------
4608.417248 task-clock # 1.669 CPUs utilized ( +- 0.30% )
61,616 context-switches # 0.013 M/sec ( +- 0.63% )
2.761012703 seconds time elapsed ( +- 0.63% )
llvm-svn: 232866
Diffstat (limited to 'llvm/lib/CodeGen/MachineFunction.cpp')
0 files changed, 0 insertions, 0 deletions