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Implement a bastardized ABI.

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llvm-svn: 155686
This commit is contained in:
Evan Cheng 2012-04-27 02:11:10 +00:00
parent 594fb11f12
commit f35523d08a
3 changed files with 5 additions and 4 deletions
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6
lib/Target/ARM/ARMBaseRegisterInfo.cpp
View File

@ -62,12 +62,14 @@ ARMBaseRegisterInfo::ARMBaseRegisterInfo(const ARMBaseInstrInfo &tii,
const uint16_t*
ARMBaseRegisterInfo::getCalleeSavedRegs(const MachineFunction *MF) const {
return (STI.isTargetIOS()) ? CSR_iOS_SaveList : CSR_AAPCS_SaveList;
return (STI.isTargetIOS() && !STI.isAAPCS_ABI())
? CSR_iOS_SaveList : CSR_AAPCS_SaveList;
}
const uint32_t*
ARMBaseRegisterInfo::getCallPreservedMask(CallingConv::ID) const {
return (STI.isTargetIOS()) ? CSR_iOS_RegMask : CSR_AAPCS_RegMask;
return (STI.isTargetIOS() && !STI.isAAPCS_ABI())
? CSR_iOS_RegMask : CSR_AAPCS_RegMask;
}
BitVector ARMBaseRegisterInfo::

2
lib/Target/ARM/ARMSubtarget.cpp
View File

@ -103,7 +103,7 @@ ARMSubtarget::ARMSubtarget(const std::string &TT, const std::string &CPU,
// After parsing Itineraries, set ItinData.IssueWidth.
computeIssueWidth();
if (TT.find("eabi") != std::string::npos)
if ((TT.find("eabi") != std::string::npos) || (isTargetIOS() && isMClass()))
// FIXME: We might want to separate AAPCS and EABI. Some systems, e.g.
// Darwin-EABI conforms to AACPS but not the rest of EABI.
TargetABI = ARM_ABI_AAPCS;

1
test/CodeGen/ARM/ldrd.ll
View File

@ -18,7 +18,6 @@ entry:
; M3: t:
; M3-NOT: ldrd
; M3: ldm.w r2, {r2, r3}
%0 = load i64** @b, align 4
%1 = load i64* %0, align 4