implement reading/writing of inlineasm objects
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@36827 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/lib/Bitcode/Reader/BitcodeReader.cpp b/lib/Bitcode/Reader/BitcodeReader.cpp
index c4e221f..283cd1d 100644
--- a/lib/Bitcode/Reader/BitcodeReader.cpp
+++ b/lib/Bitcode/Reader/BitcodeReader.cpp
@@ -15,6 +15,7 @@
#include "BitcodeReader.h"
#include "llvm/Constants.h"
#include "llvm/DerivedTypes.h"
+#include "llvm/InlineAsm.h"
#include "llvm/Instructions.h"
#include "llvm/Module.h"
#include "llvm/ParameterAttributes.h"
@@ -759,6 +760,26 @@
V = ConstantExpr::getICmp(Record[3], Op0, Op1);
break;
}
+ case bitc::CST_CODE_INLINEASM: {
+ if (Record.size() < 2) return Error("Invalid INLINEASM record");
+ std::string AsmStr, ConstrStr;
+ bool HasSideEffects = Record[0];
+ unsigned AsmStrSize = Record[1];
+ if (2+AsmStrSize >= Record.size())
+ return Error("Invalid INLINEASM record");
+ unsigned ConstStrSize = Record[2+AsmStrSize];
+ if (3+AsmStrSize+ConstStrSize > Record.size())
+ return Error("Invalid INLINEASM record");
+
+ for (unsigned i = 0; i != AsmStrSize; ++i)
+ AsmStr += (char)Record[2+i];
+ for (unsigned i = 0; i != ConstStrSize; ++i)
+ ConstrStr += (char)Record[3+AsmStrSize+i];
+ const PointerType *PTy = cast<PointerType>(CurTy);
+ V = InlineAsm::get(cast<FunctionType>(PTy->getElementType()),
+ AsmStr, ConstrStr, HasSideEffects);
+ break;
+ }
}
ValueList.AssignValue(V, NextCstNo);
diff --git a/lib/Bitcode/Writer/BitcodeWriter.cpp b/lib/Bitcode/Writer/BitcodeWriter.cpp
index 8e1c4d2..49cc56f 100644
--- a/lib/Bitcode/Writer/BitcodeWriter.cpp
+++ b/lib/Bitcode/Writer/BitcodeWriter.cpp
@@ -17,6 +17,7 @@
#include "ValueEnumerator.h"
#include "llvm/Constants.h"
#include "llvm/DerivedTypes.h"
+#include "llvm/InlineAsm.h"
#include "llvm/Instructions.h"
#include "llvm/Module.h"
#include "llvm/ParameterAttributes.h"
@@ -446,9 +447,6 @@
CString6Abbrev = Stream.EmitAbbrev(Abbv);
}
- // FIXME: Install and use abbrevs to reduce size. Install them globally so
- // they don't need to be reemitted for each function body.
-
SmallVector<uint64_t, 64> Record;
const ValueEnumerator::ValueList &Vals = VE.getValues();
@@ -465,7 +463,21 @@
}
if (const InlineAsm *IA = dyn_cast<InlineAsm>(V)) {
- assert(0 && IA && "FIXME: Inline asm writing unimp!");
+ Record.push_back(unsigned(IA->hasSideEffects()));
+
+ // Add the asm string.
+ const std::string &AsmStr = IA->getAsmString();
+ Record.push_back(AsmStr.size());
+ for (unsigned i = 0, e = AsmStr.size(); i != e; ++i)
+ Record.push_back(AsmStr[i]);
+
+ // Add the constraint string.
+ const std::string &ConstraintStr = IA->getConstraintString();
+ Record.push_back(ConstraintStr.size());
+ for (unsigned i = 0, e = ConstraintStr.size(); i != e; ++i)
+ Record.push_back(ConstraintStr[i]);
+ Stream.EmitRecord(bitc::CST_CODE_INLINEASM, Record);
+ Record.clear();
continue;
}
const Constant *C = cast<Constant>(V);
@@ -894,8 +906,6 @@
Stream.EmitRecord(bitc::FUNC_CODE_DECLAREBLOCKS, Vals);
Vals.clear();
- // FIXME: Function attributes?
-
// If there are function-local constants, emit them now.
unsigned CstStart, CstEnd;
VE.getFunctionConstantRange(CstStart, CstEnd);