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author | Jakob Stoklund Olesen <stoklund@2pi.dk> | 2011-08-08 20:53:24 +0000 |
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committer | Jakob Stoklund Olesen <stoklund@2pi.dk> | 2011-08-08 20:53:24 +0000 |
commit | 2df3f58a0b3937f2cbd76d3417d2905ca86cf8fa (patch) | |
tree | 8527782b17a54d4aed0401f26d6aa7265c7f2b3c /lib/Target/X86 | |
parent | 6d74631062e4464326eb5c680a4d62d340fa42eb (diff) | |
download | external_llvm-2df3f58a0b3937f2cbd76d3417d2905ca86cf8fa.zip external_llvm-2df3f58a0b3937f2cbd76d3417d2905ca86cf8fa.tar.gz external_llvm-2df3f58a0b3937f2cbd76d3417d2905ca86cf8fa.tar.bz2 |
Hoist hasLoadFromStackSlot and hasStoreToStackSlot.
These the methods are target-independent since they simply scan the
memory operands. They can live in TargetInstrInfoImpl.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@137063 91177308-0d34-0410-b5e6-96231b3b80d8
Diffstat (limited to 'lib/Target/X86')
-rw-r--r-- | lib/Target/X86/X86InstrInfo.cpp | 36 | ||||
-rw-r--r-- | lib/Target/X86/X86InstrInfo.h | 21 |
2 files changed, 0 insertions, 57 deletions
diff --git a/lib/Target/X86/X86InstrInfo.cpp b/lib/Target/X86/X86InstrInfo.cpp index fda0474..c5474ff 100644 --- a/lib/Target/X86/X86InstrInfo.cpp +++ b/lib/Target/X86/X86InstrInfo.cpp @@ -856,24 +856,6 @@ unsigned X86InstrInfo::isLoadFromStackSlotPostFE(const MachineInstr *MI, return 0; } -bool X86InstrInfo::hasLoadFromStackSlot(const MachineInstr *MI, - const MachineMemOperand *&MMO, - int &FrameIndex) const { - for (MachineInstr::mmo_iterator o = MI->memoperands_begin(), - oe = MI->memoperands_end(); - o != oe; - ++o) { - if ((*o)->isLoad() && (*o)->getValue()) - if (const FixedStackPseudoSourceValue *Value = - dyn_cast<const FixedStackPseudoSourceValue>((*o)->getValue())) { - FrameIndex = Value->getFrameIndex(); - MMO = *o; - return true; - } - } - return false; -} - unsigned X86InstrInfo::isStoreToStackSlot(const MachineInstr *MI, int &FrameIndex) const { if (isFrameStoreOpcode(MI->getOpcode())) @@ -896,24 +878,6 @@ unsigned X86InstrInfo::isStoreToStackSlotPostFE(const MachineInstr *MI, return 0; } -bool X86InstrInfo::hasStoreToStackSlot(const MachineInstr *MI, - const MachineMemOperand *&MMO, - int &FrameIndex) const { - for (MachineInstr::mmo_iterator o = MI->memoperands_begin(), - oe = MI->memoperands_end(); - o != oe; - ++o) { - if ((*o)->isStore() && (*o)->getValue()) - if (const FixedStackPseudoSourceValue *Value = - dyn_cast<const FixedStackPseudoSourceValue>((*o)->getValue())) { - FrameIndex = Value->getFrameIndex(); - MMO = *o; - return true; - } - } - return false; -} - /// regIsPICBase - Return true if register is PIC base (i.e.g defined by /// X86::MOVPC32r. static bool regIsPICBase(unsigned BaseReg, const MachineRegisterInfo &MRI) { diff --git a/lib/Target/X86/X86InstrInfo.h b/lib/Target/X86/X86InstrInfo.h index 931d6ca..f03c345 100644 --- a/lib/Target/X86/X86InstrInfo.h +++ b/lib/Target/X86/X86InstrInfo.h @@ -166,17 +166,6 @@ public: unsigned isLoadFromStackSlotPostFE(const MachineInstr *MI, int &FrameIndex) const; - /// hasLoadFromStackSlot - If the specified machine instruction has - /// a load from a stack slot, return true along with the FrameIndex - /// of the loaded stack slot and the machine mem operand containing - /// the reference. If not, return false. Unlike - /// isLoadFromStackSlot, this returns true for any instructions that - /// loads from the stack. This is a hint only and may not catch all - /// cases. - bool hasLoadFromStackSlot(const MachineInstr *MI, - const MachineMemOperand *&MMO, - int &FrameIndex) const; - unsigned isStoreToStackSlot(const MachineInstr *MI, int &FrameIndex) const; /// isStoreToStackSlotPostFE - Check for post-frame ptr elimination /// stack locations as well. This uses a heuristic so it isn't @@ -184,16 +173,6 @@ public: unsigned isStoreToStackSlotPostFE(const MachineInstr *MI, int &FrameIndex) const; - /// hasStoreToStackSlot - If the specified machine instruction has a - /// store to a stack slot, return true along with the FrameIndex of - /// the loaded stack slot and the machine mem operand containing the - /// reference. If not, return false. Unlike isStoreToStackSlot, - /// this returns true for any instructions that loads from the - /// stack. This is a hint only and may not catch all cases. - bool hasStoreToStackSlot(const MachineInstr *MI, - const MachineMemOperand *&MMO, - int &FrameIndex) const; - bool isReallyTriviallyReMaterializable(const MachineInstr *MI, AliasAnalysis *AA) const; void reMaterialize(MachineBasicBlock &MBB, MachineBasicBlock::iterator MI, |