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Add a logical 'not' operator to llvmc's TableGen dialect.

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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@81447 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Mikhail Glushenkov 2009-09-10 16:21:38 +00:00
parent 8018f5d5a4
commit 684a8b0f10
2 changed files with 13 additions and 0 deletions
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1
include/llvm/CompilerDriver/Common.td
View File

@ -59,6 +59,7 @@ def false;
// Boolean operators.
def and;
def or;
def not;
// Primitive tests.
def switch_on;

12
utils/TableGen/LLVMCConfigurationEmitter.cpp
View File

@ -1074,6 +1074,16 @@ void EmitLogicalOperationTest(const DagInit& d, const char* LogicOp,
}
}
void EmitLogicalNot(const DagInit& d, const char* IndentLevel,
const OptionDescriptions& OptDescs, raw_ostream& O)
{
checkNumberOfArguments(&d, 1);
const DagInit& InnerTest = InitPtrToDag(d.getArg(0));
O << "! (";
EmitCaseTest(InnerTest, IndentLevel, OptDescs, O);
O << ")";
}
/// EmitCaseTest - Helper function used by EmitCaseConstructHandler.
void EmitCaseTest(const DagInit& d, const char* IndentLevel,
const OptionDescriptions& OptDescs,
@ -1084,6 +1094,8 @@ void EmitCaseTest(const DagInit& d, const char* IndentLevel,
EmitLogicalOperationTest(d, "&&", IndentLevel, OptDescs, O);
else if (TestName == "or")
EmitLogicalOperationTest(d, "||", IndentLevel, OptDescs, O);
else if (TestName == "not")
EmitLogicalNot(d, IndentLevel, OptDescs, O);
else if (EmitCaseTest1Arg(TestName, d, OptDescs, O))
return;
else if (EmitCaseTest2Args(TestName, d, IndentLevel, OptDescs, O))