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Shift types need to match.

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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@62571 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Bill Wendling 2009-01-20 06:10:42 +00:00
parent 63bf29b5b1
commit 6c53334b90
1 changed files with 9 additions and 8 deletions
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17
lib/CodeGen/SelectionDAG/SelectionDAGBuild.cpp
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@ -2958,11 +2958,12 @@ GetSignificand(SelectionDAG &DAG, SDValue Op) {
///
/// where Op is the hexidecimal representation of floating point value.
static SDValue
GetExponent(SelectionDAG &DAG, SDValue Op) {
GetExponent(SelectionDAG &DAG, SDValue Op, const TargetLowering &TLI) {
SDValue t1 = DAG.getNode(ISD::SRL, MVT::i32, Op,
DAG.getConstant(23, MVT::i32));
DAG.getConstant(23, TLI.getShiftAmountTy()));
SDValue t2 = DAG.getNode(ISD::SUB, MVT::i32, t1,
DAG.getConstant(127, MVT::i32));
// SDValue t3 = DAG.getNode(ISD::BIT_CONVERT, MVT::i32, t2);
return DAG.getNode(ISD::UINT_TO_FP, MVT::f32, t2);
}
@ -3029,7 +3030,7 @@ SelectionDAGLowering::visitExp(CallInst &I) {
// IntegerPartOfX <<= 23;
IntegerPartOfX = DAG.getNode(ISD::SHL, MVT::i32, IntegerPartOfX,
DAG.getConstant(23, MVT::i32));
DAG.getConstant(23, TLI.getShiftAmountTy()));
if (LimitFloatPrecision <= 6) {
// For floating-point precision of 6:
@ -3140,7 +3141,7 @@ SelectionDAGLowering::visitLog(CallInst &I) {
SDValue Op1 = DAG.getNode(ISD::BIT_CONVERT, MVT::i32, Op);
// Scale the exponent by log(2) [0.69314718f].
SDValue Exp = GetExponent(DAG, Op1);
SDValue Exp = GetExponent(DAG, Op1, TLI);
SDValue LogOfExponent = DAG.getNode(ISD::FMUL, MVT::f32, Exp,
getF32Constant(DAG, 0x3f317218));
@ -3246,7 +3247,7 @@ SelectionDAGLowering::visitLog2(CallInst &I) {
SDValue Op1 = DAG.getNode(ISD::BIT_CONVERT, MVT::i32, Op);
// Get the exponent.
SDValue LogOfExponent = GetExponent(DAG, Op1);
SDValue LogOfExponent = GetExponent(DAG, Op1, TLI);
// Get the significand and build it into a floating-point number with
// exponent of 1.
@ -3351,7 +3352,7 @@ SelectionDAGLowering::visitLog10(CallInst &I) {
SDValue Op1 = DAG.getNode(ISD::BIT_CONVERT, MVT::i32, Op);
// Scale the exponent by log10(2) [0.30102999f].
SDValue Exp = GetExponent(DAG, Op1);
SDValue Exp = GetExponent(DAG, Op1, TLI);
SDValue LogOfExponent = DAG.getNode(ISD::FMUL, MVT::f32, Exp,
getF32Constant(DAG, 0x3e9a209a));
@ -3455,7 +3456,7 @@ SelectionDAGLowering::visitExp2(CallInst &I) {
// IntegerPartOfX <<= 23;
IntegerPartOfX = DAG.getNode(ISD::SHL, MVT::i32, IntegerPartOfX,
DAG.getConstant(23, MVT::i32));
DAG.getConstant(23, TLI.getShiftAmountTy()));
if (LimitFloatPrecision <= 6) {
// For floating-point precision of 6:
@ -3584,7 +3585,7 @@ SelectionDAGLowering::visitPow(CallInst &I) {
// IntegerPartOfX <<= 23;
IntegerPartOfX = DAG.getNode(ISD::SHL, MVT::i32, IntegerPartOfX,
DAG.getConstant(23, MVT::i32));
DAG.getConstant(23, TLI.getShiftAmountTy()));
if (LimitFloatPrecision <= 6) {
// For floating-point precision of 6: