process memory operands with a parenthesized expression for a displacement,
like "(4+5)(%eax)".
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@73878 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/tools/llvm-mc/AsmParser.cpp b/tools/llvm-mc/AsmParser.cpp
index 397c5fe..715ff39 100644
--- a/tools/llvm-mc/AsmParser.cpp
+++ b/tools/llvm-mc/AsmParser.cpp
@@ -167,8 +167,18 @@
// Nothing to do here, fall into the code below with the '(' part of the
// memory operand consumed.
} else {
- // FIXME: Call ParseParenExpression with the leading ( consumed.
- return TokError("FIXME: Paren expr not implemented yet!");
+ // It must be an parenthesized expression, parse it now.
+ if (ParseParenExpr(Disp)) return true;
+
+ // After parsing the base expression we could either have a parenthesized
+ // memory address or not. If not, return now. If so, eat the (.
+ if (Lexer.isNot(asmtok::LParen)) {
+ Op = X86Operand::CreateMem(SegReg, Disp, 0, 0, 0);
+ return false;
+ }
+
+ // Eat the '('.
+ Lexer.Lex();
}
}