diff options
Diffstat (limited to 'llvm/lib')
| -rw-r--r-- | llvm/lib/CodeGen/AsmPrinter/AsmPrinter.cpp | 55 |
1 files changed, 36 insertions, 19 deletions
diff --git a/llvm/lib/CodeGen/AsmPrinter/AsmPrinter.cpp b/llvm/lib/CodeGen/AsmPrinter/AsmPrinter.cpp index 03a61d42cd1..6d3d133930e 100644 --- a/llvm/lib/CodeGen/AsmPrinter/AsmPrinter.cpp +++ b/llvm/lib/CodeGen/AsmPrinter/AsmPrinter.cpp @@ -1062,26 +1062,41 @@ void AsmPrinter::EmitGlobalConstant(const Constant *CV) { } return; } else assert(0 && "Floating point constant type not handled"); - } else if (CV->getType() == Type::Int64Ty) { + } else if (CV->getType()->isInteger() && + cast<IntegerType>(CV->getType())->getBitWidth() >= 64) { if (const ConstantInt *CI = dyn_cast<ConstantInt>(CV)) { - uint64_t Val = CI->getZExtValue(); - - if (TAI->getData64bitsDirective()) - O << TAI->getData64bitsDirective() << Val << '\n'; - else if (TD->isBigEndian()) { - O << TAI->getData32bitsDirective() << unsigned(Val >> 32) - << '\t' << TAI->getCommentString() - << " Double-word most significant word " << Val << '\n'; - O << TAI->getData32bitsDirective() << unsigned(Val) - << '\t' << TAI->getCommentString() - << " Double-word least significant word " << Val << '\n'; - } else { - O << TAI->getData32bitsDirective() << unsigned(Val) - << '\t' << TAI->getCommentString() - << " Double-word least significant word " << Val << '\n'; - O << TAI->getData32bitsDirective() << unsigned(Val >> 32) - << '\t' << TAI->getCommentString() - << " Double-word most significant word " << Val << '\n'; + unsigned BitWidth = CI->getBitWidth(); + assert(isPowerOf2_32(BitWidth) && + "Non-power-of-2-sized integers not handled!"); + + // We don't expect assemblers to support integer data directives + // for more than 64 bits, so we emit the data in at most 64-bit + // quantities at a time. + const uint64_t *RawData = CI->getValue().getRawData(); + for (unsigned i = 0, e = BitWidth / 64; i != e; ++i) { + uint64_t Val; + if (TD->isBigEndian()) + Val = RawData[e - i - 1]; + else + Val = RawData[i]; + + if (TAI->getData64bitsDirective()) + O << TAI->getData64bitsDirective() << Val << '\n'; + else if (TD->isBigEndian()) { + O << TAI->getData32bitsDirective() << unsigned(Val >> 32) + << '\t' << TAI->getCommentString() + << " Double-word most significant word " << Val << '\n'; + O << TAI->getData32bitsDirective() << unsigned(Val) + << '\t' << TAI->getCommentString() + << " Double-word least significant word " << Val << '\n'; + } else { + O << TAI->getData32bitsDirective() << unsigned(Val) + << '\t' << TAI->getCommentString() + << " Double-word least significant word " << Val << '\n'; + O << TAI->getData32bitsDirective() << unsigned(Val >> 32) + << '\t' << TAI->getCommentString() + << " Double-word most significant word " << Val << '\n'; + } } return; } @@ -1440,6 +1455,8 @@ void AsmPrinter::printDataDirective(const Type *type) { assert(TAI->getData64bitsDirective() && "Target cannot handle 64-bit constant exprs!"); O << TAI->getData64bitsDirective(); + } else { + assert(0 && "Target cannot handle given data directive width!"); } break; } |
