Backing out 55521. Not safe.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@55548 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/lib/Target/X86/X86ISelLowering.cpp b/lib/Target/X86/X86ISelLowering.cpp
index 26c9cd7..8f7b668 100644
--- a/lib/Target/X86/X86ISelLowering.cpp
+++ b/lib/Target/X86/X86ISelLowering.cpp
@@ -1909,6 +1909,7 @@
}
+
/// translateX86CC - do a one to one translation of a ISD::CondCode to the X86
/// specific condition code. It returns a false if it cannot do a direct
/// translation. X86CC is the translated CondCode. LHS/RHS are modified as
@@ -1935,10 +1936,7 @@
return true;
}
}
- }
- bool Flip = false;
- if (!isFP) {
switch (SetCCOpcode) {
default: break;
case ISD::SETEQ: X86CC = X86::COND_E; break;
@@ -1959,6 +1957,7 @@
// 0 | 0 | 1 | X < Y
// 1 | 0 | 0 | X == Y
// 1 | 1 | 1 | unordered
+ bool Flip = false;
switch (SetCCOpcode) {
default: break;
case ISD::SETUEQ:
@@ -1980,24 +1979,11 @@
case ISD::SETUO: X86CC = X86::COND_P; break;
case ISD::SETO: X86CC = X86::COND_NP; break;
}
- }
-
- if (X86CC == X86::COND_INVALID)
- return false;
-
- if (Flip)
- std::swap(LHS, RHS);
-
- if (isFP) {
- bool LHSCanFold = ISD::isNON_EXTLoad(LHS.getNode()) && LHS.hasOneUse();
- bool RHSCanFold = ISD::isNON_EXTLoad(RHS.getNode()) && RHS.hasOneUse();
- if (LHSCanFold && !RHSCanFold) {
- X86CC = X86::GetSwappedBranchCondition(static_cast<X86::CondCode>(X86CC));
+ if (Flip)
std::swap(LHS, RHS);
- }
}
- return true;
+ return X86CC != X86::COND_INVALID;
}
/// hasFPCMov - is there a floating point cmov for the specific X86 condition