diff options
Diffstat (limited to 'lib/Target/PowerPC/PPCSubtarget.cpp')
| -rw-r--r-- | lib/Target/PowerPC/PPCSubtarget.cpp | 24 |
1 files changed, 23 insertions, 1 deletions
diff --git a/lib/Target/PowerPC/PPCSubtarget.cpp b/lib/Target/PowerPC/PPCSubtarget.cpp index cf194de..f405b47 100644 --- a/lib/Target/PowerPC/PPCSubtarget.cpp +++ b/lib/Target/PowerPC/PPCSubtarget.cpp @@ -1,4 +1,4 @@ -//===- PowerPCSubtarget.cpp - PPC Subtarget Information -------------------===// +//===-- PowerPCSubtarget.cpp - PPC Subtarget Information ------------------===// // // The LLVM Compiler Infrastructure // @@ -12,6 +12,7 @@ //===----------------------------------------------------------------------===// #include "PPCSubtarget.h" +#include "PPCRegisterInfo.h" #include "PPC.h" #include "llvm/GlobalValue.h" #include "llvm/Target/TargetMachine.h" @@ -74,6 +75,7 @@ PPCSubtarget::PPCSubtarget(const std::string &TT, const std::string &CPU, , HasAltivec(false) , HasFSQRT(false) , HasSTFIWX(false) + , IsBookE(false) , HasLazyResolverStubs(false) , IsJITCodeModel(false) , TargetTriple(TT) { @@ -139,3 +141,23 @@ bool PPCSubtarget::hasLazyResolverStub(const GlobalValue *GV, return GV->hasWeakLinkage() || GV->hasLinkOnceLinkage() || GV->hasCommonLinkage() || isDecl; } + +bool PPCSubtarget::enablePostRAScheduler( + CodeGenOpt::Level OptLevel, + TargetSubtargetInfo::AntiDepBreakMode& Mode, + RegClassVector& CriticalPathRCs) const { + if (DarwinDirective == PPC::DIR_440 || DarwinDirective == PPC::DIR_A2) + Mode = TargetSubtargetInfo::ANTIDEP_ALL; + else + Mode = TargetSubtargetInfo::ANTIDEP_CRITICAL; + + CriticalPathRCs.clear(); + + if (isPPC64()) + CriticalPathRCs.push_back(&PPC::G8RCRegClass); + else + CriticalPathRCs.push_back(&PPC::GPRCRegClass); + + return OptLevel >= CodeGenOpt::Default; +} + |
