[PATCH] D15829: [PGO] Clang Option that enables IR level PGO instrumentation

[Sean Silva via cfe-commits]

silvas added a comment.

In http://reviews.llvm.org/D15829#360006, @xur wrote:

> Here is the new patch that removes the auto detection of profile kind.
>
> In this patch, I replace the CC1 option of -fprofile-instr-use=<> with -fprofile-instrument={llvm-use|clang-use}. For the use compilation, the profile reuses the -fprofile-instrument-path= option.
>
> Again, all changes are of CC1 options. Driver options are intact.
>
> Some test are modified due to the -fprofile-instr-use= option change.
>
> A new test is added to test IR profile compilation. 
>  test/CodeGen/pgo-instrumentation.c


I meant in a new phabricator review. This one is has gone on for too long and is convoluted and hard to follow. (lots of stray inline comments etc.)


http://reviews.llvm.org/D15829