}
}
-/// FPCCToARMCC - Convert a DAG fp condition code to an ARM CC. It
-/// returns true if the operands should be inverted to form the proper
-/// comparison.
-static bool FPCCToARMCC(ISD::CondCode CC, ARMCC::CondCodes &CondCode,
+/// FPCCToARMCC - Convert a DAG fp condition code to an ARM CC.
+static void FPCCToARMCC(ISD::CondCode CC, ARMCC::CondCodes &CondCode,
ARMCC::CondCodes &CondCode2) {
- bool Invert = false;
CondCode2 = ARMCC::AL;
switch (CC) {
default: llvm_unreachable("Unknown FP condition!");
case ISD::SETGE:
case ISD::SETOGE: CondCode = ARMCC::GE; break;
case ISD::SETOLT: CondCode = ARMCC::MI; break;
- case ISD::SETOLE: CondCode = ARMCC::GT; Invert = true; break;
+ case ISD::SETOLE: CondCode = ARMCC::LS; break;
case ISD::SETONE: CondCode = ARMCC::MI; CondCode2 = ARMCC::GT; break;
case ISD::SETO: CondCode = ARMCC::VC; break;
case ISD::SETUO: CondCode = ARMCC::VS; break;
case ISD::SETNE:
case ISD::SETUNE: CondCode = ARMCC::NE; break;
}
- return Invert;
}
//===----------------------------------------------------------------------===//
}
ARMCC::CondCodes CondCode, CondCode2;
- if (FPCCToARMCC(CC, CondCode, CondCode2))
- std::swap(TrueVal, FalseVal);
+ FPCCToARMCC(CC, CondCode, CondCode2);
SDValue ARMCC = DAG.getConstant(CondCode, MVT::i32);
SDValue CCR = DAG.getRegister(ARM::CPSR, MVT::i32);
assert(LHS.getValueType() == MVT::f32 || LHS.getValueType() == MVT::f64);
ARMCC::CondCodes CondCode, CondCode2;
- if (FPCCToARMCC(CC, CondCode, CondCode2))
- // Swap the LHS/RHS of the comparison if needed.
- std::swap(LHS, RHS);
+ FPCCToARMCC(CC, CondCode, CondCode2);
SDValue Cmp = getVFPCmp(LHS, RHS, DAG, dl);
SDValue ARMCC = DAG.getConstant(CondCode, MVT::i32);
--- /dev/null
+; RUN: llc -O1 -march=arm -mattr=+vfp2 < %s | FileCheck %s
+; pr4939
+
+define void @test(double* %x, double* %y) nounwind {
+ %1 = load double* %x, align 4
+ %2 = load double* %y, align 4
+ %3 = fsub double -0.000000e+00, %1
+ %4 = fcmp ugt double %2, %3
+ br i1 %4, label %bb1, label %bb2
+
+bb1:
+;CHECK: fstdhi
+ store double %1, double* %y, align 4
+ br label %bb2
+
+bb2:
+ ret void
+}