Displaying 1 result from an estimated 1 matches for "isv4popreturn".
2015 Jan 11
3
[LLVMdev] [RFC] [PATCH] add tail call optimization to thumb1-only targets
....begin()) {
+ // Unwind MBBI to point to first LDR / VLDRD. Not for tail call returns!
+ if ((MBBI != MBB.begin()) && (!IsTailCallReturn)) {
do
--MBBI;
while (MBBI != MBB.begin() && isCSRestore(MBBI, CSRegs));
@@ -395,12 +402,119 @@
}
}
- bool IsV4PopReturn = false;
- for (const CalleeSavedInfo &CSI : MFI->getCalleeSavedInfo())
+ bool IsLRPartOfCalleeSavedInfo = false;
+
+ for (const CalleeSavedInfo &CSI : MFI->getCalleeSavedInfo()) {
if (CSI.getReg() == ARM::LR)
- IsV4PopReturn = true;
+ IsLRPartOfCalleeSavedInfo = true...