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| author | Rafael Espindola <rafael.espindola@gmail.com> | 2010-10-05 19:42:57 +0000 |
|---|---|---|
| committer | Rafael Espindola <rafael.espindola@gmail.com> | 2010-10-05 19:42:57 +0000 |
| commit | b91bac6c9600643585e983fe5bcb92f792f690f3 (patch) | |
| tree | 7218fba0f695e3d72e4c0e6394b22e506c9a6a14 | |
| parent | 1d4cc2f06cd9532e7130815b5105a8fbd8d7113b (diff) | |
| download | bcm5719-llvm-b91bac6c9600643585e983fe5bcb92f792f690f3.tar.gz bcm5719-llvm-b91bac6c9600643585e983fe5bcb92f792f690f3.zip | |
Add support for a fill value in the .zero directive.
llvm-svn: 115655
| -rw-r--r-- | llvm/lib/MC/MCParser/AsmParser.cpp | 9 | ||||
| -rw-r--r-- | llvm/test/MC/ELF/zero.s | 5 |
2 files changed, 11 insertions, 3 deletions
diff --git a/llvm/lib/MC/MCParser/AsmParser.cpp b/llvm/lib/MC/MCParser/AsmParser.cpp index 974e4ab0a64..e627ebb96fa 100644 --- a/llvm/lib/MC/MCParser/AsmParser.cpp +++ b/llvm/lib/MC/MCParser/AsmParser.cpp @@ -1498,12 +1498,19 @@ bool AsmParser::ParseDirectiveZero() { if (ParseAbsoluteExpression(NumBytes)) return true; + int64_t Val = 0; + if (getLexer().is(AsmToken::Comma)) { + Lex(); + if (ParseAbsoluteExpression(Val)) + return true; + } + if (getLexer().isNot(AsmToken::EndOfStatement)) return TokError("unexpected token in '.zero' directive"); Lex(); - getStreamer().EmitFill(NumBytes, 0, DEFAULT_ADDRSPACE); + getStreamer().EmitFill(NumBytes, Val, DEFAULT_ADDRSPACE); return false; } diff --git a/llvm/test/MC/ELF/zero.s b/llvm/test/MC/ELF/zero.s index 2ad21e60815..a7518e1e4fd 100644 --- a/llvm/test/MC/ELF/zero.s +++ b/llvm/test/MC/ELF/zero.s @@ -1,15 +1,16 @@ // RUN: llvm-mc -filetype=obj -triple x86_64-pc-linux-gnu %s -o - | elf-dump --dump-section-data | FileCheck %s .zero 4 +.zero 1,42 // CHECK: ('sh_name', 1) # '.text' // CHECK: ('sh_type', 1) // CHECK: ('sh_flags', 6) // CHECK: ('sh_addr', 0) // CHECK: ('sh_offset', 64) -// CHECK: ('sh_size', 4) +// CHECK: ('sh_size', 5) // CHECK: ('sh_link', 0) // CHECK: ('sh_info', 0) // CHECK: ('sh_addralign', 4) // CHECK: ('sh_entsize', 0) -// CHECK: ('_section_data', '00000000') +// CHECK: ('_section_data', '00000000 2a') |
