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-rw-r--r--include/llvm/MC/MCAsmParser.h42
1 files changed, 42 insertions, 0 deletions
diff --git a/include/llvm/MC/MCAsmParser.h b/include/llvm/MC/MCAsmParser.h
index 7cb6433..a6acf4e 100644
--- a/include/llvm/MC/MCAsmParser.h
+++ b/include/llvm/MC/MCAsmParser.h
@@ -10,8 +10,13 @@
#ifndef LLVM_MC_MCASMPARSER_H
#define LLVM_MC_MCASMPARSER_H
+#include "llvm/Support/DataTypes.h"
+
namespace llvm {
class MCAsmLexer;
+class MCValue;
+class SMLoc;
+class Twine;
/// MCAsmParser - Generic assembler parser interface, for use by target specific
/// assembly parsers.
@@ -25,6 +30,43 @@ public:
virtual ~MCAsmParser();
virtual MCAsmLexer &getLexer() = 0;
+
+ /// Warning - Emit a warning at the location \arg L, with the message \arg
+ /// Msg.
+ virtual void Warning(SMLoc L, const Twine &Msg) = 0;
+
+ /// Warning - Emit an error at the location \arg L, with the message \arg
+ /// Msg.
+ ///
+ /// \return The return value is always true, as an idiomatic convenience to
+ /// clients.
+ virtual bool Error(SMLoc L, const Twine &Msg) = 0;
+
+ /// ParseAbsoluteExpression - Parse an expression which must evaluate to an
+ /// absolute value.
+ ///
+ /// @param Res - The value of the absolute expression. The result is undefined
+ /// on error.
+ /// @result - False on success.
+ virtual bool ParseAbsoluteExpression(int64_t &Res) = 0;
+
+ /// ParseRelocatableExpression - Parse an expression which must be
+ /// relocatable.
+ ///
+ /// @param Res - The relocatable expression value. The result is undefined on
+ /// error.
+ /// @result - False on success.
+ virtual bool ParseRelocatableExpression(MCValue &Res) = 0;
+
+ /// ParseParenRelocatableExpression - Parse an expression which must be
+ /// relocatable, assuming that an initial '(' has already been consumed.
+ ///
+ /// @param Res - The relocatable expression value. The result is undefined on
+ /// error.
+ /// @result - False on success.
+ ///
+ /// @see ParseRelocatableExpression, ParseParenExpr.
+ virtual bool ParseParenRelocatableExpression(MCValue &Res) = 0;
};
} // End llvm namespace