6502/llvm-6502
1
0
Fork 0
mirror of https://github.com/c64scene-ar/llvm-6502.git synced 2025-08-12 17:25:49 +00:00
Code Issues Projects Releases Wiki Activity

MC: Allow multiple comma-separated expressions on the .uleb128 directive.

Browse Source 
For compatiblity with GNU as. Binutils documents this as
'.uleb128 expressions'. Subtle, isn't it?

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@229911 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Benjamin Kramer
2015-02-19 20:24:04 +00:00
parent b886152fde
commit 6715e16c4f
2 changed files with 20 additions and 13 deletions
Download Patch File Download Diff File Expand all files Collapse all files

24
lib/MC/MCParser/AsmParser.cpp
View File

@@ -3636,21 +3636,27 @@ bool AsmParser::parseDirectiveSpace(StringRef IDVal) {
} }
/// parseDirectiveLEB128 /// parseDirectiveLEB128
/// ::= (.sleb128 | .uleb128) expression /// ::= (.sleb128 | .uleb128) [ expression (, expression)* ]
bool AsmParser::parseDirectiveLEB128(bool Signed) { bool AsmParser::parseDirectiveLEB128(bool Signed) {
checkForValidSection(); checkForValidSection();
const MCExpr *Value; const MCExpr *Value;
if (parseExpression(Value)) for (;;) {
return true; if (parseExpression(Value))
return true;
if (getLexer().isNot(AsmToken::EndOfStatement)) if (Signed)
return TokError("unexpected token in directive"); getStreamer().EmitSLEB128Value(Value);
else
getStreamer().EmitULEB128Value(Value);
if (Signed) if (getLexer().is(AsmToken::EndOfStatement))
getStreamer().EmitSLEB128Value(Value); break;
else
getStreamer().EmitULEB128Value(Value); if (getLexer().isNot(AsmToken::Comma))
return TokError("unexpected token in directive");
Lex();
}
return false; return false;
} }

9
test/MC/ELF/uleb.s
View File

@@ -11,16 +11,17 @@ foo:
.uleb128 128 .uleb128 128
.uleb128 16383 .uleb128 16383
.uleb128 16384 .uleb128 16384
.uleb128 23, 42
// ELF_32: Name: .text // ELF_32: Name: .text
// ELF_32: SectionData ( // ELF_32: SectionData (
// ELF_32: 0000: 00017F80 01FF7F80 8001 // ELF_32: 0000: 00017F80 01FF7F80 8001172A
// ELF_32: ) // ELF_32: )
// ELF_64: Name: .text // ELF_64: Name: .text
// ELF_64: SectionData ( // ELF_64: SectionData (
// ELF_64: 0000: 00017F80 01FF7F80 8001 // ELF_64: 0000: 00017F80 01FF7F80 8001172A
// ELF_64: ) // ELF_64: )
// MACHO_32: ('section_name', '__text\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00') // MACHO_32: ('section_name', '__text\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00')
// MACHO_32: ('_section_data', '00017f80 01ff7f80 8001') // MACHO_32: ('_section_data', '00017f80 01ff7f80 8001172a')
// MACHO_64: ('section_name', '__text\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00') // MACHO_64: ('section_name', '__text\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00')
// MACHO_64: ('_section_data', '00017f80 01ff7f80 8001') // MACHO_64: ('_section_data', '00017f80 01ff7f80 8001172a')