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radeon/llvm: support setcc on f32

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Reviewed-by: Tom Stellard <thomas.stellard@amd.com>
This commit is contained in:
Vincent Lejeune 2012-09-04 17:04:28 +02:00
parent a383142436
commit d9e135e18c
1 changed files with 27 additions and 9 deletions
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36
src/gallium/drivers/radeon/R600ISelLowering.cpp
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@ -47,7 +47,7 @@ R600TargetLowering::R600TargetLowering(TargetMachine &TM) :
setOperationAction(ISD::SELECT_CC, MVT::i32, Custom);
setOperationAction(ISD::SETCC, MVT::i32, Custom);
setOperationAction(ISD::SETCC, MVT::f32, Custom);
setSchedulingPreference(Sched::VLIW);
}
@ -519,14 +519,32 @@ SDValue R600TargetLowering::LowerSETCC(SDValue Op, SelectionDAG &DAG) const
SDValue CC = Op.getOperand(2);
DebugLoc DL = Op.getDebugLoc();
assert(Op.getValueType() == MVT::i32);
Cond = DAG.getNode(
ISD::SELECT_CC,
Op.getDebugLoc(),
MVT::i32,
LHS, RHS,
DAG.getConstant(-1, MVT::i32),
DAG.getConstant(0, MVT::i32),
CC);
if (LHS.getValueType() == MVT::i32) {
Cond = DAG.getNode(
ISD::SELECT_CC,
Op.getDebugLoc(),
MVT::i32,
LHS, RHS,
DAG.getConstant(-1, MVT::i32),
DAG.getConstant(0, MVT::i32),
CC);
} else if (LHS.getValueType() == MVT::f32) {
Cond = DAG.getNode(
ISD::SELECT_CC,
Op.getDebugLoc(),
MVT::f32,
LHS, RHS,
DAG.getConstantFP(1.0f, MVT::f32),
DAG.getConstantFP(0.0f, MVT::f32),
CC);
Cond = DAG.getNode(
ISD::FP_TO_SINT,
DL,
MVT::i32,
Cond);
} else {
assert(0 && "Not valid type for set_cc");
}
Cond = DAG.getNode(
ISD::AND,
DL,