Add an "msasm" flag to inline asm as suggested in PR 5125.
A little ugliness is accepted to keep the binary file format
compatible. No functional change yet.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@84020 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/lib/Bitcode/Reader/BitcodeReader.cpp b/lib/Bitcode/Reader/BitcodeReader.cpp
index 50b99ae..4eb12c6 100644
--- a/lib/Bitcode/Reader/BitcodeReader.cpp
+++ b/lib/Bitcode/Reader/BitcodeReader.cpp
@@ -1164,7 +1164,8 @@
case bitc::CST_CODE_INLINEASM: {
if (Record.size() < 2) return Error("Invalid INLINEASM record");
std::string AsmStr, ConstrStr;
- bool HasSideEffects = Record[0];
+ bool HasSideEffects = Record[0] & 1;
+ bool IsMsAsm = Record[0] >> 1;
unsigned AsmStrSize = Record[1];
if (2+AsmStrSize >= Record.size())
return Error("Invalid INLINEASM record");
@@ -1178,7 +1179,7 @@
ConstrStr += (char)Record[3+AsmStrSize+i];
const PointerType *PTy = cast<PointerType>(CurTy);
V = InlineAsm::get(cast<FunctionType>(PTy->getElementType()),
- AsmStr, ConstrStr, HasSideEffects);
+ AsmStr, ConstrStr, HasSideEffects, IsMsAsm);
break;
}
}
diff --git a/lib/Bitcode/Writer/BitcodeWriter.cpp b/lib/Bitcode/Writer/BitcodeWriter.cpp
index 2c45b34..12a1f5e 100644
--- a/lib/Bitcode/Writer/BitcodeWriter.cpp
+++ b/lib/Bitcode/Writer/BitcodeWriter.cpp
@@ -679,7 +679,8 @@
}
if (const InlineAsm *IA = dyn_cast<InlineAsm>(V)) {
- Record.push_back(unsigned(IA->hasSideEffects()));
+ Record.push_back(unsigned(IA->hasSideEffects()) |
+ unsigned(IA->isMsAsm()) << 1);
// Add the asm string.
const std::string &AsmStr = IA->getAsmString();