Add support for the .zero directive.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@114077 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/lib/MC/MCParser/AsmParser.cpp b/lib/MC/MCParser/AsmParser.cpp
index b3ffed8..d101ad2 100644
--- a/lib/MC/MCParser/AsmParser.cpp
+++ b/lib/MC/MCParser/AsmParser.cpp
@@ -180,6 +180,7 @@
bool ParseDirectiveValue(unsigned Size); // ".byte", ".long", ...
bool ParseDirectiveFill(); // ".fill"
bool ParseDirectiveSpace(); // ".space"
+ bool ParseDirectiveZero(); // ".zero"
bool ParseDirectiveSet(); // ".set"
bool ParseDirectiveOrg(); // ".org"
// ".align{,32}", ".p2align{,w,l}"
@@ -871,6 +872,8 @@
return ParseDirectiveFill();
if (IDVal == ".space")
return ParseDirectiveSpace();
+ if (IDVal == ".zero")
+ return ParseDirectiveZero();
// Symbol attribute directives
@@ -1353,6 +1356,25 @@
return false;
}
+/// ParseDirectiveZero
+/// ::= .zero expression
+bool AsmParser::ParseDirectiveZero() {
+ CheckForValidSection();
+
+ int64_t NumBytes;
+ if (ParseAbsoluteExpression(NumBytes))
+ return true;
+
+ if (getLexer().isNot(AsmToken::EndOfStatement))
+ return TokError("unexpected token in '.zero' directive");
+
+ Lex();
+
+ getStreamer().EmitFill(NumBytes, 0, DEFAULT_ADDRSPACE);
+
+ return false;
+}
+
/// ParseDirectiveFill
/// ::= .fill expression , expression , expression
bool AsmParser::ParseDirectiveFill() {