diff options
Diffstat (limited to 'llvm/include')
| -rw-r--r-- | llvm/include/llvm/Target/TargetLowering.h | 20 | ||||
| -rw-r--r-- | llvm/include/llvm/Transforms/Utils/BypassSlowDivision.h | 2 |
2 files changed, 11 insertions, 11 deletions
diff --git a/llvm/include/llvm/Target/TargetLowering.h b/llvm/include/llvm/Target/TargetLowering.h index 57d987b8c89..96639312607 100644 --- a/llvm/include/llvm/Target/TargetLowering.h +++ b/llvm/include/llvm/Target/TargetLowering.h @@ -157,12 +157,12 @@ public: /// isSlowDivBypassed - Returns true if target has indicated at least one /// type should be bypassed. - bool isSlowDivBypassed() const { return !BypassSlowDivTypes.empty(); } + bool isSlowDivBypassed() const { return !BypassSlowDivWidths.empty(); } /// getBypassSlowDivTypes - Returns map of slow types for division or /// remainder with corresponding fast types - const DenseMap<Type *, Type *> &getBypassSlowDivTypes() const { - return BypassSlowDivTypes; + const DenseMap<unsigned int, unsigned int> &getBypassSlowDivWidths() const { + return BypassSlowDivWidths; } /// isPow2DivCheap() - Return true if pow2 div is cheaper than a chain of @@ -1083,9 +1083,9 @@ protected: /// of instructions not containing an integer divide. void setIntDivIsCheap(bool isCheap = true) { IntDivIsCheap = isCheap; } - /// addBypassSlowDivType - Tells the code generator which types to bypass. - void addBypassSlowDivType(Type *slow_type, Type *fast_type) { - BypassSlowDivTypes[slow_type] = fast_type; + /// addBypassSlowDiv - Tells the code generator which bitwidths to bypass. + void addBypassSlowDiv(unsigned int SlowBitWidth, unsigned int FastBitWidth) { + BypassSlowDivWidths[SlowBitWidth] = FastBitWidth; } /// setPow2DivIsCheap - Tells the code generator that it shouldn't generate @@ -1810,11 +1810,11 @@ private: /// set to true unconditionally. bool IntDivIsCheap; - /// BypassSlowDivTypes - Tells the code generator to bypass slow divide or - /// remainder instructions. For example, SlowDivBypass[i32,u8] tells the code - /// generator to bypass 32-bit signed integer div/rem with an 8-bit unsigned + /// BypassSlowDivMap - Tells the code generator to bypass slow divide or + /// remainder instructions. For example, BypassSlowDivWidths[32,8] tells the + /// code generator to bypass 32-bit integer div/rem with an 8-bit unsigned /// integer div/rem when the operands are positive and less than 256. - DenseMap <Type *, Type *> BypassSlowDivTypes; + DenseMap <unsigned int, unsigned int> BypassSlowDivWidths; /// Pow2DivIsCheap - Tells the code generator that it shouldn't generate /// srl/add/sra for a signed divide by power of two, and let the target handle diff --git a/llvm/include/llvm/Transforms/Utils/BypassSlowDivision.h b/llvm/include/llvm/Transforms/Utils/BypassSlowDivision.h index dceda485879..ac8af122f03 100644 --- a/llvm/include/llvm/Transforms/Utils/BypassSlowDivision.h +++ b/llvm/include/llvm/Transforms/Utils/BypassSlowDivision.h @@ -26,7 +26,7 @@ namespace llvm { /// profitably bypassed and carried out with a shorter, faster divide. bool bypassSlowDivision(Function &F, Function::iterator &I, - const DenseMap<Type*, Type*> &BypassTypeMap); + const DenseMap<unsigned int, unsigned int> &BypassWidth); } // End llvm namespace |

