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| author | Hal Finkel <hfinkel@anl.gov> | 2011-10-17 17:01:41 +0000 |
|---|---|---|
| committer | Hal Finkel <hfinkel@anl.gov> | 2011-10-17 17:01:41 +0000 |
| commit | 98daa9dcc8cf5bf87f06a085793c543c035313d9 (patch) | |
| tree | e868931b980df8d05f5c2b3a3a0a924f671e8853 | |
| parent | 684dfcf724e5c9853c04cbc86d7a3fd2a1315d08 (diff) | |
| download | llvm-98daa9dcc8cf5bf87f06a085793c543c035313d9.tar.gz llvm-98daa9dcc8cf5bf87f06a085793c543c035313d9.tar.bz2 llvm-98daa9dcc8cf5bf87f06a085793c543c035313d9.tar.xz | |
Instructions for Book E PPC should be word aligned, set function alignment to reflect this
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@142194 91177308-0d34-0410-b5e6-96231b3b80d8
| -rw-r--r-- | lib/Target/PowerPC/PPCISelLowering.cpp | 13 |
1 files changed, 10 insertions, 3 deletions
diff --git a/lib/Target/PowerPC/PPCISelLowering.cpp b/lib/Target/PowerPC/PPCISelLowering.cpp index d6b8a9ee93..dcc0568368 100644 --- a/lib/Target/PowerPC/PPCISelLowering.cpp +++ b/lib/Target/PowerPC/PPCISelLowering.cpp @@ -402,9 +402,16 @@ PPCTargetLowering::PPCTargetLowering(PPCTargetMachine &TM) setLibcallName(RTLIB::EXP2_PPCF128, "exp2l$LDBL128"); } - setMinFunctionAlignment(2); - if (PPCSubTarget.isDarwin()) - setPrefFunctionAlignment(4); + if (PPCSubTarget.isBookE()) { + // Book E: Instructions are always four bytes long and word-aligned. + setMinFunctionAlignment(4); + setPrefFunctionAlignment(8); + } + else { + setMinFunctionAlignment(2); + if (PPCSubTarget.isDarwin()) + setPrefFunctionAlignment(4); + } setInsertFencesForAtomic(true); |