Subtarget(TT, CPU, FS, Options),
JITInfo(),
InstrItins(Subtarget.getInstrItineraryData()) {
- // Default to soft float ABI
+
+ // Default to triple-appropriate float ABI
if (Options.FloatABIType == FloatABI::Default)
this->Options.FloatABIType =
Subtarget.isTargetHardFloat() ? FloatABI::Hard : FloatABI::Soft;
void ARMTargetMachine::anchor() { }
static std::string computeDataLayout(ARMSubtarget &ST) {
- // Little endian. Pointers are 32 bits and aligned to 32 bits.
- std::string Ret = "e-p:32:32";
+ // Little endian.
+ std::string Ret = "e";
+
+ Ret += DataLayout::getManglingComponent(ST.getTargetTriple());
+
+ // Pointers are 32 bits and aligned to 32 bits.
+ Ret += "-p:32:32";
// On thumb, i16,i18 and i1 have natural aligment requirements, but we try to
// align to 32.
// Integer registers are 32 bits.
Ret += "-n32";
- // The stack is 64 bit aligned on AAPCS and 32 bit aligned everywhere else.
- if (ST.isAAPCS_ABI())
+ // The stack is 128 bit aligned on NaCl, 64 bit aligned on AAPCS and 32 bit
+ // aligned everywhere else.
+ if (ST.isTargetNaCl())
+ Ret += "-S128";
+ else if (ST.isAAPCS_ABI())
Ret += "-S64";
else
Ret += "-S32";