diff options
author | Evan Cheng <evan.cheng@apple.com> | 2007-05-16 20:56:08 +0000 |
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committer | Evan Cheng <evan.cheng@apple.com> | 2007-05-16 20:56:08 +0000 |
commit | c3a289c4b5a60a204363ba4ae9f017ba87b714f9 (patch) | |
tree | 176ffc99474c3183c4b2d181ef1d1030926bc4e6 /lib/CodeGen/IfConversion.cpp | |
parent | 75604f81b7706f7a0276c8306e944a6a6bc70aa1 (diff) |
Rename M_PREDICATED to M_PREDICABLE; Moved isPredicable() to MachineInstr.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@37121 91177308-0d34-0410-b5e6-96231b3b80d8
Diffstat (limited to 'lib/CodeGen/IfConversion.cpp')
-rw-r--r-- | lib/CodeGen/IfConversion.cpp | 24 |
1 files changed, 12 insertions, 12 deletions
diff --git a/lib/CodeGen/IfConversion.cpp b/lib/CodeGen/IfConversion.cpp index 06be01386a..33ed7e9220 100644 --- a/lib/CodeGen/IfConversion.cpp +++ b/lib/CodeGen/IfConversion.cpp @@ -68,7 +68,7 @@ namespace { std::vector<int> &Candidates); bool IfConvertDiamond(BBInfo &BBI); bool IfConvertTriangle(BBInfo &BBI); - bool isBlockPredicatable(MachineBasicBlock *BB, + bool isBlockPredicable(MachineBasicBlock *BB, bool IgnoreTerm = false) const; void PredicateBlock(MachineBasicBlock *BB, std::vector<MachineOperand> &Cond, @@ -190,7 +190,7 @@ void IfConverter::InitialFunctionAnalysis(MachineFunction &MF, } bool IfConverter::IfConvertTriangle(BBInfo &BBI) { - if (isBlockPredicatable(BBI.TBB, true)) { + if (isBlockPredicable(BBI.TBB, true)) { // Predicate the 'true' block after removing its branch. TII->RemoveBranch(*BBI.TBB); PredicateBlock(BBI.TBB, BBI.Cond); @@ -214,28 +214,28 @@ bool IfConverter::IfConvertTriangle(BBInfo &BBI) { } bool IfConverter::IfConvertDiamond(BBInfo &BBI) { - if (isBlockPredicatable(BBI.TBB, true) && - isBlockPredicatable(BBI.FBB, true)) { + if (isBlockPredicable(BBI.TBB, true) && + isBlockPredicable(BBI.FBB, true)) { std::vector<MachineInstr*> Dups; if (!BBI.CMBB) { // No common merge block. Check if the terminators (e.g. return) are - // the same or predicatable. + // the same or predicable. MachineBasicBlock::iterator TT = BBI.TBB->getFirstTerminator(); MachineBasicBlock::iterator FT = BBI.FBB->getFirstTerminator(); while (TT != BBI.TBB->end() && FT != BBI.FBB->end()) { if (TT->isIdenticalTo(FT)) Dups.push_back(TT); // Will erase these later. - else if (!TII->isPredicatable(TT) && !TII->isPredicatable(FT)) + else if (!TT->isPredicable() && !FT->isPredicable()) return false; // Can't if-convert. Abort! ++TT; ++FT; } while (TT != BBI.TBB->end()) - if (!TII->isPredicatable(TT)) + if (!TT->isPredicable()) return false; // Can't if-convert. Abort! while (FT != BBI.FBB->end()) - if (!TII->isPredicatable(FT)) + if (!FT->isPredicable()) return false; // Can't if-convert. Abort! } @@ -270,17 +270,17 @@ bool IfConverter::IfConvertDiamond(BBInfo &BBI) { return false; } -/// isBlockPredicatable - Returns true if the block is predicatable. In most -/// cases, that means all the instructions in the block has M_PREDICATED flag. +/// isBlockPredicable - Returns true if the block is predicable. In most +/// cases, that means all the instructions in the block has M_PREDICABLE flag. /// If IgnoreTerm is true, assume all the terminator instructions can be /// converted or deleted. -bool IfConverter::isBlockPredicatable(MachineBasicBlock *BB, +bool IfConverter::isBlockPredicable(MachineBasicBlock *BB, bool IgnoreTerm) const { for (MachineBasicBlock::iterator I = BB->begin(), E = BB->end(); I != E; ++I) { if (IgnoreTerm && TII->isTerminatorInstr(I->getOpcode())) continue; - if (!TII->isPredicatable(I)) + if (!I->isPredicable()) return false; } return true; |