Kevin Enderby
56523ceba1
Added llvm-mc support for parsing the .abort directive.
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llvm-svn: 75545
2009-07-13 23:15:14 +00:00
Kevin Enderby
c9d93ef2c6
add llvm-mc support for parsing the .subsections_via_symbols directive.
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llvm-svn: 75500
2009-07-13 21:03:15 +00:00
Chris Lattner
a797d376de
silence vc++ warning.
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llvm-svn: 75394
2009-07-11 22:32:37 +00:00
Chris Lattner
07cadaf113
add support for .zerofill, patch by Kevin Enderby!
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llvm-svn: 75301
2009-07-10 22:20:30 +00:00
Chris Lattner
28ad7547d2
add llvm-mc support for parsing the .lcomm directive, patch by Kevin Enderby!
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llvm-svn: 75148
2009-07-09 17:25:12 +00:00
Chris Lattner
a1e11f530e
Implement parsing support for the .comm directive. Patch by
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Kevin Enderby!
llvm-svn: 74944
2009-07-07 20:30:46 +00:00
Chris Lattner
73f3611be9
implement error recovery in the llvm-mc parser. Feel the power!
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llvm-svn: 74728
2009-07-02 21:53:43 +00:00
Daniel Dunbar
0224b65f0a
llvm-mc/x86: Fix various nit-picky bugs in displacement parsing.
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- Test case to follow.
llvm-svn: 74687
2009-07-02 02:26:39 +00:00
Daniel Dunbar
9bff6531fd
llvm-mc/x86: Fix bug in disambiguation of displacement operand, introduced by me
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(I think).
- We weren't properly parsing the leading parenthesized expression in something
like 'push (4)(%eax)'.
- Added ParseParenRelocatableExpression to support this. I suspect we should
just use lookahead, though.
- Test case to follow.
llvm-svn: 74685
2009-07-02 02:09:07 +00:00
Daniel Dunbar
36a2007059
llvm-mc/x86: Factor out ParseX86Register.
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llvm-svn: 74684
2009-07-02 01:58:24 +00:00
Daniel Dunbar
142f104b29
llvm-mc/x86: Rename X86Operand::ScaleReg to IndexReg and make order consistent
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with syntax.
llvm-svn: 74679
2009-07-02 00:51:52 +00:00
Daniel Dunbar
b442e04259
llvm-mc: Add some more doxyments.
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llvm-svn: 74607
2009-07-01 15:14:50 +00:00
Daniel Dunbar
9c4809a887
llvm-mc: Fill in the rest of tokens for 'as-lex' mode.
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llvm-svn: 74598
2009-07-01 06:56:54 +00:00
Daniel Dunbar
0d5fc9a5b0
Rename MCValue::isConstant to isAbsolute.
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llvm-svn: 74596
2009-07-01 06:48:00 +00:00
Chris Lattner
e4dfc89615
add some of the new tokens, others are still missing.
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llvm-svn: 74595
2009-07-01 06:36:49 +00:00
Daniel Dunbar
fc35841077
llvm-mc: Emit parsed instructions to the MCStreamer.
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llvm-svn: 74594
2009-07-01 06:35:48 +00:00
Daniel Dunbar
d0a08e0430
llvm-mc: Introduce method to match a parsed x86 instruction into an MCInst.
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llvm-svn: 74573
2009-06-30 23:38:38 +00:00
Daniel Dunbar
cfcdf5c1ac
llvm-mc: Accept relocatable expressions when parsing displacements and
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immediates.
llvm-svn: 74568
2009-06-30 23:02:44 +00:00
Daniel Dunbar
8561b6aea0
llvm-mc: Symbols in a relocatable expression of the (a - b + cst) form are
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allowed to be undefined when the expression is seen, we cannot enforce the
same-section requirement until the entire assembly file has been seen.
llvm-svn: 74565
2009-06-30 22:49:27 +00:00
Daniel Dunbar
3971273aa2
Suppress may-be-used-uninitialized warning.
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llvm-svn: 74529
2009-06-30 16:02:47 +00:00
Douglas Gregor
16f652876f
Fix CMake build
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llvm-svn: 74527
2009-06-30 14:37:26 +00:00
Daniel Dunbar
75630b355a
llvm-mc: Accept relocatable expressions for .org, assignments, .byte, etc.
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llvm-svn: 74498
2009-06-30 02:10:03 +00:00
Daniel Dunbar
19f847fa68
llvm-mc: Rewrite binary subtraction for relocatable expressions, we can't always
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legally negate an MCValue.
llvm-svn: 74497
2009-06-30 02:08:27 +00:00
Daniel Dunbar
bd4bf3d4f7
llvm-mc: Evaluation for relocatable expressions.
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llvm-svn: 74496
2009-06-30 01:49:52 +00:00
Daniel Dunbar
c9dc78ae40
Normalize SourceMgr messages.
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- Don't print "Parsing" in front of every message.
- Take additional "type" argument which is prepended to the message (with ": ")
if given.
- Update clients to print errors (warnings) as:
<filename>:<line number>: error(warning): ...
llvm-svn: 74489
2009-06-30 00:49:23 +00:00
Daniel Dunbar
a5508c893a
llvm-mc: Parse symbol attribute directives.
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llvm-svn: 74487
2009-06-30 00:33:19 +00:00
Daniel Dunbar
cc566a714b
llvm-mc: Parse .{,b,p2}align{,w,l} directives.
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llvm-svn: 74478
2009-06-29 23:46:59 +00:00
Daniel Dunbar
ae7ac01059
llvm-mc: Diagnose misuse (mix) of defined symbols and labels.
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- For example, we diagnose errors on:
--
a:
a = 10
--
- For now we reject code like:
--
.long a
a = 10
--
which "as" accepts (on Darwin).
llvm-svn: 74476
2009-06-29 23:43:14 +00:00
Daniel Dunbar
5992b4a211
llvm-mc: Recognize C++ style comments.
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llvm-svn: 74463
2009-06-29 22:00:57 +00:00
Daniel Dunbar
6b22f9ca45
llvm-mc: Recognize C++ style comments.
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llvm-svn: 74462
2009-06-29 21:58:22 +00:00
Daniel Dunbar
231898baf5
Fix uninitialized variable warning.
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llvm-svn: 74457
2009-06-29 21:14:21 +00:00
Daniel Dunbar
84bfd7b184
MC: Improve expression parsing and implement evaluation of absolute expressions
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(missed files).
llvm-svn: 74450
2009-06-29 20:40:36 +00:00
Daniel Dunbar
7e8d6c7215
MC: Improve expression parsing and implement evaluation of absolute expressions.
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llvm-svn: 74448
2009-06-29 20:37:27 +00:00
Daniel Dunbar
4a5a561a24
MC: Parse .org directives.
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llvm-svn: 74218
2009-06-25 22:44:51 +00:00
Daniel Dunbar
2d2ee150eb
MC: Parse .set and assignments.
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llvm-svn: 74208
2009-06-25 21:56:11 +00:00
Daniel Dunbar
a10e519e04
Basic .s parsing for .asci[iz], .fill, .space, {.byte, .short, ... }
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- Includes some DG tests in test/MC/AsmParser, which are rather primitive since
we don't have a -verify mode yet.
llvm-svn: 74139
2009-06-24 23:30:00 +00:00
Chris Lattner
f7ebca4db6
implement a bunch of synonyms for section switching.
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llvm-svn: 74062
2009-06-24 05:13:15 +00:00
Chris Lattner
bedf6c2995
add support for parsing and emitting .section directives. We can now parse
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things like:
.section __TEXT,__cstring,cstring_literals
llvm-svn: 74058
2009-06-24 04:43:34 +00:00
Chris Lattner
3f5738d599
add trivial support for passing label definitions through the MCStreamer.
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This is suboptimal in several aspects, see the commented out assertion.
I need to talk to Daniel about this.
llvm-svn: 74057
2009-06-24 04:31:49 +00:00
Chris Lattner
92ffdd15f8
create an MCStreamer and provide it to AsmParser.
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llvm-svn: 74039
2009-06-24 00:52:40 +00:00
Chris Lattner
4c501fc196
make the lexer unique strings it lexes instead of passing them back as
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std::strings.
llvm-svn: 74036
2009-06-24 00:33:19 +00:00
Daniel Dunbar
ca29e4d7f4
Start flushing out MCContext.
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- Lives inside new library lib/MC (LLVMMC.a)
llvm-svn: 74013
2009-06-23 22:01:43 +00:00
Chris Lattner
3417d71ff4
refactor a bunch of X86 specific stuff out to its own file.
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llvm-svn: 73982
2009-06-23 18:41:30 +00:00
Chris Lattner
f97d8bbe73
implement a trivial binary expression parser, we can now parse all of 176.gcc.llc.s
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llvm-svn: 73950
2009-06-23 05:57:07 +00:00
Chris Lattner
9ec76a0b79
get a definition of strull on windows, thanks to Howard Su.
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llvm-svn: 73929
2009-06-23 00:24:36 +00:00
Duncan Sands
376c6f16de
Include cstdio to get EOF, needed with gcc-4.4.
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llvm-svn: 73879
2009-06-22 06:59:32 +00:00
Chris Lattner
1d1fe918de
process memory operands with a parenthesized expression for a displacement,
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like "(4+5)(%eax)".
llvm-svn: 73878
2009-06-22 06:35:58 +00:00
Chris Lattner
7fdbce7a60
Implement full support for parsing primary expressions. We can now parse
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all of health and voronoi (ignoring directives). We only get 409 lines into
176.gcc though because we don't have binary operators yet:
Parsing 176.gcc.llc.s:409: unexpected token in operand list
movsbl _arityvec+1(,%edi,8), %eax
^
llvm-svn: 73877
2009-06-22 06:32:03 +00:00
Chris Lattner
a7b51ed5e6
implement parser support for '*' operands, as in "call *%eax".
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llvm-svn: 73876
2009-06-22 06:02:13 +00:00
Chris Lattner
78db36271c
implement memory operand parsing.
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llvm-svn: 73875
2009-06-22 05:51:26 +00:00