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This patch corrects commit 165126 by using an integer bit width instead of

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a pointer to a type, in order to remove the uses of getGlobalContext().

Patch by Tyler Nowicki.



git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@165255 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Preston Gurd
2012-10-04 21:33:40 +00:00
parent 837c28a840
commit 8d662b59f0
5 changed files with 23 additions and 23 deletions
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include/llvm/Target/TargetLowering.h
+10 -10
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@@ -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