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authorEvan Cheng <evan.cheng@apple.com>2010-09-10 01:29:16 +0000
committerEvan Cheng <evan.cheng@apple.com>2010-09-10 01:29:16 +0000
commit3ef1c8759a20167457eb7fd82ebcaffe7ccaa1d1 (patch)
treeffcb01b1621bcedb427d701cfaee9ea9a19b0a2c /lib/Target/ARM/Thumb2InstrInfo.cpp
parent920a2089d9b737820631bc6de4c4fb9fa9ad1e07 (diff)
Teach if-converter to be more careful with predicating instructions that would
take multiple cycles to decode. For the current if-converter clients (actually only ARM), the instructions that are predicated on false are not nops. They would still take machine cycles to decode. Micro-coded instructions such as LDM / STM can potentially take multiple cycles to decode. If-converter should take treat them as non-micro-coded simple instructions. git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@113570 91177308-0d34-0410-b5e6-96231b3b80d8
Diffstat (limited to 'lib/Target/ARM/Thumb2InstrInfo.cpp')
-rw-r--r--lib/Target/ARM/Thumb2InstrInfo.cpp2
1 files changed, 1 insertions, 1 deletions
diff --git a/lib/Target/ARM/Thumb2InstrInfo.cpp b/lib/Target/ARM/Thumb2InstrInfo.cpp
index 442f41da8a..962b312ae4 100644
--- a/lib/Target/ARM/Thumb2InstrInfo.cpp
+++ b/lib/Target/ARM/Thumb2InstrInfo.cpp
@@ -194,7 +194,7 @@ loadRegFromStackSlot(MachineBasicBlock &MBB, MachineBasicBlock::iterator I,
}
ScheduleHazardRecognizer *Thumb2InstrInfo::
-CreateTargetPostRAHazardRecognizer(const InstrItineraryData &II) const {
+CreateTargetPostRAHazardRecognizer(const InstrItineraryData *II) const {
return (ScheduleHazardRecognizer *)new Thumb2HazardRecognizer(II);
}