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Allow (set_option SwitchOption, true).

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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@91997 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Mikhail Glushenkov
2009-12-23 12:49:30 +00:00
parent 76d2f9a4db
commit e0b6570d24
3 changed files with 45 additions and 20 deletions
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41
utils/TableGen/LLVMCConfigurationEmitter.cpp
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@@ -17,6 +17,7 @@
#include "llvm/ADT/IntrusiveRefCntPtr.h"
#include "llvm/ADT/StringMap.h"
#include "llvm/ADT/StringSet.h"
#include <algorithm>
#include <cassert>
#include <functional>
@@ -89,6 +90,17 @@ const std::string GetOperatorName(const DagInit& D) {
return D.getOperator()->getAsString();
}
/// CheckBooleanConstant - Check that the provided value is a boolean constant.
void CheckBooleanConstant(const Init* I) {
const DefInit& val = dynamic_cast<const DefInit&>(*I);
const std::string& str = val.getAsString();
if (str != "true" && str != "false") {
throw "Incorrect boolean value: '" + str +
"': must be either 'true' or 'false'";
}
}
// checkNumberOfArguments - Ensure that the number of args in d is
// greater than or equal to min_arguments, otherwise throw an exception.
void checkNumberOfArguments (const DagInit& d, unsigned minArgs) {
@@ -2309,8 +2321,8 @@ class EmitPreprocessOptionsCallback :
const OptionDescriptions& OptDescs_;
void onListOrDag(HandlerImpl h,
const DagInit& d, unsigned IndentLevel, raw_ostream& O) const
void onListOrDag(const DagInit& d, HandlerImpl h,
unsigned IndentLevel, raw_ostream& O) const
{
checkNumberOfArguments(d, 1);
const Init* I = d.getArg(0);
@@ -2350,12 +2362,12 @@ class EmitPreprocessOptionsCallback :
void onUnsetOption(const DagInit& d,
unsigned IndentLevel, raw_ostream& O) const
{
this->onListOrDag(&EmitPreprocessOptionsCallback::onUnsetOptionImpl,
d, IndentLevel, O);
this->onListOrDag(d, &EmitPreprocessOptionsCallback::onUnsetOptionImpl,
IndentLevel, O);
}
void onSetListOrParameter(const DagInit& d,
unsigned IndentLevel, raw_ostream& O) const {
void onSetOptionImpl(const DagInit& d,
unsigned IndentLevel, raw_ostream& O) const {
checkNumberOfArguments(d, 2);
const std::string& OptName = InitPtrToString(d.getArg(0));
const Init* Value = d.getArg(1);
@@ -2371,13 +2383,18 @@ class EmitPreprocessOptionsCallback :
<< InitPtrToString(*B) << "\");\n";
}
}
else if (OptDesc.isSwitch()) {
CheckBooleanConstant(Value);
O.indent(IndentLevel) << OptDesc.GenVariableName()
<< " = " << Value->getAsString() << ";\n";
}
else if (OptDesc.isParameter()) {
const std::string& Str = InitPtrToString(Value);
O.indent(IndentLevel) << OptDesc.GenVariableName()
<< " = \"" << Str << "\";\n";
}
else {
throw "set_option: -" + OptName + ": is not a list or parameter option!";
throw "Can't apply 'set_option' to alias option -" + OptName + " !";
}
}
@@ -2397,15 +2414,15 @@ class EmitPreprocessOptionsCallback :
{
checkNumberOfArguments(d, 1);
// Two arguments: (set_option "parameter", VALUE), where VALUE is either a
// string or a string list.
// Two arguments: (set_option "parameter", VALUE), where VALUE can be a
// boolean, a string or a string list.
if (d.getNumArgs() > 1)
this->onSetListOrParameter(d, IndentLevel, O);
this->onSetOptionImpl(d, IndentLevel, O);
// One argument: (set_option "switch")
// or (set_option ["switch1", "switch2", ...])
else
this->onListOrDag(&EmitPreprocessOptionsCallback::onSetSwitch,
d, IndentLevel, O);
this->onListOrDag(d, &EmitPreprocessOptionsCallback::onSetSwitch,
IndentLevel, O);
}
public: