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| author | Pirama Arumuga Nainar <pirama@google.com> | 2015-04-08 08:55:49 -0700 |
|---|---|---|
| committer | Pirama Arumuga Nainar <pirama@google.com> | 2015-04-09 15:04:38 -0700 |
| commit | 4c5e43da7792f75567b693105cc53e3f1992ad98 (patch) | |
| tree | 1b2c9792582e12f5af0b1512e3094425f0dc0df9 /lib/Target/PowerPC/README.txt | |
| parent | c75239e6119d0f9a74c57099d91cbc9bde56bf33 (diff) | |
| download | external_llvm-4c5e43da7792f75567b693105cc53e3f1992ad98.zip external_llvm-4c5e43da7792f75567b693105cc53e3f1992ad98.tar.gz external_llvm-4c5e43da7792f75567b693105cc53e3f1992ad98.tar.bz2 | |
Update aosp/master llvm for rebase to r233350
Change-Id: I07d935f8793ee8ec6b7da003f6483046594bca49
Diffstat (limited to 'lib/Target/PowerPC/README.txt')
| -rw-r--r-- | lib/Target/PowerPC/README.txt | 7 |
1 files changed, 7 insertions, 0 deletions
diff --git a/lib/Target/PowerPC/README.txt b/lib/Target/PowerPC/README.txt index 4132b04..dfe988f 100644 --- a/lib/Target/PowerPC/README.txt +++ b/lib/Target/PowerPC/README.txt @@ -621,3 +621,10 @@ void foo() { bar(x); __asm__("" ::: "cr2"); } + +//===----------------------------------------------------------------------===// + +Instruction fusion was introduced in ISA 2.06 and more opportunities added in +ISA 2.07. LLVM needs to add infrastructure to recognize fusion opportunities +and force instruction pairs to be scheduled together. + |