From 3ef1c8759a20167457eb7fd82ebcaffe7ccaa1d1 Mon Sep 17 00:00:00 2001 From: Evan Cheng Date: Fri, 10 Sep 2010 01:29:16 +0000 Subject: 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 --- include/llvm/CodeGen/PostRAHazardRecognizer.h | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-) (limited to 'include/llvm/CodeGen') diff --git a/include/llvm/CodeGen/PostRAHazardRecognizer.h b/include/llvm/CodeGen/PostRAHazardRecognizer.h index 24d73cb786..4160384f89 100644 --- a/include/llvm/CodeGen/PostRAHazardRecognizer.h +++ b/include/llvm/CodeGen/PostRAHazardRecognizer.h @@ -75,13 +75,13 @@ class PostRAHazardRecognizer : public ScheduleHazardRecognizer { }; // Itinerary data for the target. - const InstrItineraryData &ItinData; + const InstrItineraryData *ItinData; ScoreBoard ReservedScoreboard; ScoreBoard RequiredScoreboard; public: - PostRAHazardRecognizer(const InstrItineraryData &ItinData); + PostRAHazardRecognizer(const InstrItineraryData *ItinData); virtual HazardType getHazardType(SUnit *SU); virtual void Reset(); -- cgit v1.2.3-70-g09d2