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Temporarily Revert "Nuke the old JIT." as it's not quite ready to

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be deleted. This will be reapplied as soon as possible and before
the 3.6 branch date at any rate.

Approved by Jim Grosbach, Lang Hames, Rafael Espindola.

This reverts commits r215111, 215115, 215116, 215117, 215136.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@215154 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Eric Christopher
2014-08-07 22:02:54 +00:00
parent 9fbb012404
commit aa5b9c0f6f
258 changed files with 12512 additions and 184 deletions
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26
utils/TableGen/CodeEmitterGen.cpp
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@@ -24,6 +24,14 @@
#include <vector>
using namespace llvm;
// FIXME: Somewhat hackish to use a command line option for this. There should
// be a CodeEmitter class in the Target.td that controls this sort of thing
// instead.
static cl::opt<bool>
MCEmitter("mc-emitter",
cl::desc("Generate CodeEmitter for use with the MC library."),
cl::init(false));
namespace {
class CodeEmitterGen {
@@ -126,13 +134,15 @@ AddCodeToMergeInOperand(Record *R, BitsInit *BI, const std::string &VarName,
if (SO.second == 0) {
Case += " // op: " + VarName + "\n" +
" op = " + EncoderMethodName + "(MI, " + utostr(OpIdx);
Case += ", Fixups, STI";
if (MCEmitter)
Case += ", Fixups, STI";
Case += ");\n";
}
} else {
Case += " // op: " + VarName + "\n" +
" op = getMachineOpValue(MI, MI.getOperand(" + utostr(OpIdx) + ")";
Case += ", Fixups, STI";
if (MCEmitter)
Case += ", Fixups, STI";
Case += ");\n";
}
@@ -213,7 +223,8 @@ std::string CodeEmitterGen::getInstructionCase(Record *R,
std::string PostEmitter = R->getValueAsString("PostEncoderMethod");
if (!PostEmitter.empty()) {
Case += " Value = " + PostEmitter + "(MI, Value";
Case += ", STI";
if (MCEmitter)
Case += ", STI";
Case += ");\n";
}
@@ -232,9 +243,12 @@ void CodeEmitterGen::run(raw_ostream &o) {
// Emit function declaration
o << "uint64_t " << Target.getName();
o << "MCCodeEmitter::getBinaryCodeForInstr(const MCInst &MI,\n"
<< " SmallVectorImpl<MCFixup> &Fixups,\n"
<< " const MCSubtargetInfo &STI) const {\n";
if (MCEmitter)
o << "MCCodeEmitter::getBinaryCodeForInstr(const MCInst &MI,\n"
<< " SmallVectorImpl<MCFixup> &Fixups,\n"
<< " const MCSubtargetInfo &STI) const {\n";
else
o << "CodeEmitter::getBinaryCodeForInstr(const MachineInstr &MI) const {\n";
// Emit instruction base values
o << " static const uint64_t InstBits[] = {\n";