diff options
author | Chris Lattner <sabre@nondot.org> | 2012-01-31 06:05:00 +0000 |
---|---|---|
committer | Chris Lattner <sabre@nondot.org> | 2012-01-31 06:05:00 +0000 |
commit | 8ea967d0502a685a489bc34787044da8d91ac152 (patch) | |
tree | 9dec688eeaf183b976af02027e281452ad6937b3 /llvm/lib/Bitcode/Writer | |
parent | 841d7a24346b658231f7619c0799cc9666985b74 (diff) | |
download | bcm5719-llvm-8ea967d0502a685a489bc34787044da8d91ac152.tar.gz bcm5719-llvm-8ea967d0502a685a489bc34787044da8d91ac152.zip |
with recent changes, ConstantArray is never a "string". Remove the associated
methods and constant fold the clients to false.
llvm-svn: 149362
Diffstat (limited to 'llvm/lib/Bitcode/Writer')
-rw-r--r-- | llvm/lib/Bitcode/Writer/BitcodeWriter.cpp | 26 | ||||
-rw-r--r-- | llvm/lib/Bitcode/Writer/ValueEnumerator.cpp | 4 |
2 files changed, 0 insertions, 30 deletions
diff --git a/llvm/lib/Bitcode/Writer/BitcodeWriter.cpp b/llvm/lib/Bitcode/Writer/BitcodeWriter.cpp index d58f7cf73df..50c990a6702 100644 --- a/llvm/lib/Bitcode/Writer/BitcodeWriter.cpp +++ b/llvm/lib/Bitcode/Writer/BitcodeWriter.cpp @@ -845,32 +845,6 @@ static void WriteConstants(unsigned FirstVal, unsigned LastVal, } else { assert (0 && "Unknown FP type!"); } - } else if (isa<ConstantArray>(C) && cast<ConstantArray>(C)->isString()) { - const ConstantArray *CA = cast<ConstantArray>(C); - // Emit constant strings specially. - unsigned NumOps = CA->getNumOperands(); - // If this is a null-terminated string, use the denser CSTRING encoding. - if (CA->getOperand(NumOps-1)->isNullValue()) { - Code = bitc::CST_CODE_CSTRING; - --NumOps; // Don't encode the null, which isn't allowed by char6. - } else { - Code = bitc::CST_CODE_STRING; - AbbrevToUse = String8Abbrev; - } - bool isCStr7 = Code == bitc::CST_CODE_CSTRING; - bool isCStrChar6 = Code == bitc::CST_CODE_CSTRING; - for (unsigned i = 0; i != NumOps; ++i) { - unsigned char V = cast<ConstantInt>(CA->getOperand(i))->getZExtValue(); - Record.push_back(V); - isCStr7 &= (V & 128) == 0; - if (isCStrChar6) - isCStrChar6 = BitCodeAbbrevOp::isChar6(V); - } - - if (isCStrChar6) - AbbrevToUse = CString6Abbrev; - else if (isCStr7) - AbbrevToUse = CString7Abbrev; } else if (isa<ConstantDataSequential>(C) && cast<ConstantDataSequential>(C)->isString()) { const ConstantDataSequential *Str = cast<ConstantDataSequential>(C); diff --git a/llvm/lib/Bitcode/Writer/ValueEnumerator.cpp b/llvm/lib/Bitcode/Writer/ValueEnumerator.cpp index 1c4d670b271..1ed9004eb5a 100644 --- a/llvm/lib/Bitcode/Writer/ValueEnumerator.cpp +++ b/llvm/lib/Bitcode/Writer/ValueEnumerator.cpp @@ -321,10 +321,6 @@ void ValueEnumerator::EnumerateValue(const Value *V) { if (const Constant *C = dyn_cast<Constant>(V)) { if (isa<GlobalValue>(C)) { // Initializers for globals are handled explicitly elsewhere. - } else if (isa<ConstantArray>(C) && cast<ConstantArray>(C)->isString()) { - // Do not enumerate the initializers for an array of simple characters. - // The initializers just pollute the value table, and we emit the strings - // specially. } else if (C->getNumOperands()) { // If a constant has operands, enumerate them. This makes sure that if a // constant has uses (for example an array of const ints), that they are |