diff options
Diffstat (limited to 'lib/Basic/TargetInfo.cpp')
| -rw-r--r-- | lib/Basic/TargetInfo.cpp | 22 |
1 files changed, 18 insertions, 4 deletions
diff --git a/lib/Basic/TargetInfo.cpp b/lib/Basic/TargetInfo.cpp index 7fcf372a368c..6d42883cd13c 100644 --- a/lib/Basic/TargetInfo.cpp +++ b/lib/Basic/TargetInfo.cpp @@ -58,6 +58,9 @@ TargetInfo::TargetInfo(const std::string &T) : Triple(T) { // Default to no types using fpret. RealTypeUsesObjCFPRet = 0; + + // Default to using the Itanium ABI. + CXXABI = CXXABI_Itanium; } // Out of line virtual dtor for TargetInfo. @@ -287,8 +290,15 @@ bool TargetInfo::validateOutputConstraint(ConstraintInfo &Info) const { Info.setAllowsRegister(); Info.setAllowsMemory(); break; - case ',': // FIXME: Until we handle multiple alternative constraints, - return true; // ignore everything after the first comma. + case ',': // multiple alternative constraint. Pass it. + Name++; + // Handle additional optional '=' or '+' modifiers. + if (*Name == '=' || *Name == '+') + Name++; + break; + case '?': // Disparage slightly code. + case '!': // Disparage severly. + break; // Pass them. } Name++; @@ -352,6 +362,7 @@ bool TargetInfo::validateInputConstraint(ConstraintInfo *OutputConstraints, if (!resolveSymbolicName(Name, OutputConstraints, NumOutputs, Index)) return false; + Info.setTiedOperand(Index, OutputConstraints[Index]); break; } case '%': // commutative @@ -382,8 +393,11 @@ bool TargetInfo::validateInputConstraint(ConstraintInfo *OutputConstraints, Info.setAllowsRegister(); Info.setAllowsMemory(); break; - case ',': // FIXME: Until we handle multiple alternative constraints, - return true; // ignore everything after the first comma. + case ',': // multiple alternative constraint. Ignore comma. + break; + case '?': // Disparage slightly code. + case '!': // Disparage severly. + break; // Pass them. } Name++; |