Chris Lattner
f26d29e436
add a "MCStreamer::EmitFill" method, and move the default implementation
...
(which just iteratively emits bytes) to MCStreamer.
llvm-svn: 93888
2010-01-19 18:45:47 +00:00
Chris Lattner
dcd325e360
fix parsing .comm directives on systems which do not represent alignments
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as a power of 2. This fixes MC/AsmParser/directive_comm.s
llvm-svn: 93867
2010-01-19 06:22:22 +00:00
Chris Lattner
d6b351119b
fix a bug in range information for $42, eliminate an
...
unneeded argument from ParseExpression.
llvm-svn: 93536
2010-01-15 19:39:23 +00:00
Chris Lattner
836cf5d129
extend MCAsmParser::ParseExpression and ParseParenExpression
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to return range information for subexpressions. Use this to
provide range info for several new X86Operands.
llvm-svn: 93534
2010-01-15 19:28:38 +00:00
Chris Lattner
eceb54e9c2
add virtual methods to get the start/end of a MCParsedAsmOperand,
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the default implementation returns "unknown".
llvm-svn: 93470
2010-01-14 22:29:57 +00:00
Chris Lattner
882cb240a6
Split the TargetAsmParser "ParseInstruction" interface in half:
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the new ParseInstruction method just parses and returns a list of
target operands. A new MatchInstruction interface is used to
turn the operand list into an MCInst.
This requires new/deleting all the operands, but it also gives
targets the ability to use polymorphic operands if they want to.
llvm-svn: 93469
2010-01-14 22:21:20 +00:00
Chris Lattner
ceabb11a5e
prune #includes in TargetAsmParser.h
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Pass in SMLoc of instr opcode into ParseInstruction.
Make AsmToken be a class, not a struct.
llvm-svn: 93457
2010-01-14 21:32:45 +00:00
Bill Wendling
5dcf84ad18
Mark some debug variables as 'unused' to quiet compiler and analyzer.
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llvm-svn: 92183
2009-12-28 01:34:57 +00:00
Chris Lattner
57141e5548
rename HexDisassembler -> Disassembler, it works on any input
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integer encoding (0123, 0b10101, 42, etc).
llvm-svn: 91934
2009-12-22 22:50:29 +00:00
Chris Lattner
61d0911b3c
just discard the debug output from the disassembler.
...
llvm-svn: 91933
2009-12-22 22:47:43 +00:00
Chris Lattner
246541d5d8
specify what is invalid about it
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llvm-svn: 91901
2009-12-22 07:03:21 +00:00
Chris Lattner
e9288e57d9
reject invalid input with a caret, e.g.:
...
simple-tests.txt:16:1: error: invalid instruction
0xff 0xff
^
llvm-svn: 91898
2009-12-22 06:58:29 +00:00
Chris Lattner
226e849772
various cleanups, make the disassemble reject lines with too much
...
data on them, for example:
addb %al, (%rax)
simple-tests.txt:11:5: error: excess data detected in input
0 0 0 0 0
^
llvm-svn: 91896
2009-12-22 06:56:51 +00:00
Chris Lattner
4d6e3ef4c0
If you thought that it didn't make sense for the disassembler
...
to not produce caret diagnostics, you were right!
llvm-svn: 91895
2009-12-22 06:45:48 +00:00
Chris Lattner
3b333ebfb8
rewrite the file parser for the disassembler, implementing support for
...
comments. Also, check in a simple testcase for the disassembler,
including a test for r91864
llvm-svn: 91894
2009-12-22 06:37:58 +00:00
Chris Lattner
1bc57b3a5f
don't crash on blank lines, rename some variables.
...
llvm-svn: 91892
2009-12-22 06:24:00 +00:00
Chandler Carruth
e8571122ee
Update CMake build to include HexDisassembler.cpp.
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llvm-svn: 91589
2009-12-17 06:35:17 +00:00
Sean Callanan
023fdbe1b6
Test harness for the LLVM disassembler. When invoked
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with -disassemble, llvm-mc now accepts lines of the
form
0x00 0x00
and passes the resulting bytes to the disassembler for
the chosen (or default) target, printing the result.
llvm-svn: 91579
2009-12-17 01:49:59 +00:00
Nick Lewycky
6623dcf203
Line this up as well.
...
llvm-svn: 85748
2009-11-01 22:08:51 +00:00
Nick Lewycky
2f3164a81c
Fix whitespace.
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llvm-svn: 85747
2009-11-01 22:07:54 +00:00
Chandler Carruth
766362c707
Move DataTypes.h to include/llvm/System, update all users. This breaks the last
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direct inclusion edge from System to Support.
llvm-svn: 85086
2009-10-26 01:35:46 +00:00
Daniel Dunbar
022b59a0b5
MC: Remove unneeded context argument to MCExpr::Evaluate*.
...
llvm-svn: 84233
2009-10-16 01:57:52 +00:00
Daniel Dunbar
af3162e523
MC: Tweak variable assignment diagnostics, and make reassignment of non-absolute
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variables and symbols invalid.
llvm-svn: 84232
2009-10-16 01:57:39 +00:00
Daniel Dunbar
a4df6e46a4
MC: When parsing a variable reference, substitute absolute variables immediately
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since they are allowed to be redefined.
llvm-svn: 84230
2009-10-16 01:34:54 +00:00
Chris Lattner
4ab9414b7c
add a new DirectiveMap stringmap, which allows more efficient dispatching
...
to directive handlers and allows for easier extensibility.
I only switched a few over for now.
llvm-svn: 82926
2009-09-27 21:16:52 +00:00
Chris Lattner
80349d5875
avoid copying MCAsmInfo by value, add an (extremely low prio) fixme.
...
llvm-svn: 82911
2009-09-27 19:38:39 +00:00
Chris Lattner
f411f53f9c
Add an intel syntax MCInstPrinter implementation. You can now
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transcode from AT&T to intel syntax with "llvm-mc foo.s -output-asm-variant=1"
llvm-svn: 82385
2009-09-20 07:17:49 +00:00
Kevin Enderby
41b1d4288a
Fixed some problems with the logic of parsing line comments by adding
...
isAtStartOfComment and using that instead in two places where a loop
to check if the char was in MAI.getCommentString().
llvm-svn: 82059
2009-09-16 18:08:00 +00:00
Chris Lattner
fab7b49bb0
use an accessor to simplify code.
...
llvm-svn: 81997
2009-09-16 04:12:47 +00:00
Chris Lattner
4a33f01892
Change MCAsmStreamer to take an MCInstPrinter instead of a
...
full AsmPrinter, and change TargetRegistry to keep track
of registered MCInstPrinters.
llvm-mc is still linking in the entire
target foo to get the code emitter stuff, but this is an
important step in the right direction.
llvm-svn: 81754
2009-09-14 03:02:37 +00:00
Kevin Enderby
9f0fb453d8
Added the ParseInstruction() hook for target specific assembler directives so
...
that things like .word can be parsed as target specific. Moved parsing .word
out of AsmParser.cpp into X86AsmParser.cpp as it is 2 bytes on X86 and 4 bytes
for other targets that support the .word directive.
llvm-svn: 81461
2009-09-10 20:51:44 +00:00
Daniel Dunbar
bae4e52bd0
MC: Give target specific parsers access to the MCStreamer.
...
llvm-svn: 81416
2009-09-10 00:59:15 +00:00
Benjamin Kramer
38666b8c1c
Fix an integer truncation noticed by MSVC.
...
llvm-svn: 81109
2009-09-06 09:35:10 +00:00
Kevin Enderby
8aeb8c1f8c
Added AsmToken enum constants to MCAsmLexer.h for '[', ']', '{', and '}' in
...
preparation of supporting other targets. Then changed the lexer to parse these
as tokens.
llvm-svn: 81050
2009-09-04 22:40:31 +00:00
Kevin Enderby
f697ad5e30
Added the AsmToken::Hash enum constant to MCAsmLexer.h in preparation of
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supporting other targets. Changed the code to pass MCAsmInfo to the parser
and the lexer. Then changed the lexer to use CommentString from MCAsmInfo
instead of a literal '#' character.
llvm-svn: 81046
2009-09-04 21:45:34 +00:00
Kevin Enderby
5f29771ea2
Removed the non-target independent AsmToken::Register enum constant
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from MCAsmLexer.h in preparation of supporting other targets. Changed the
X86AsmParser code to reflect this by removing AsmLexer::LexPercent and looking
for AsmToken::Percent when parsing in places that used AsmToken::Register.
Then changed X86ATTAsmParser::ParseRegister to parse out registers as an
AsmToken::Percent followed by an AsmToken::Identifier.
llvm-svn: 80929
2009-09-03 17:15:07 +00:00
Chris Lattner
344ada1f5e
TAI -> MAI
...
llvm-svn: 80899
2009-09-03 06:13:54 +00:00
Daniel Dunbar
3a44b6da61
llvm-mc: Pass values to MCStreamer as MCExprs, not MCValues.
...
llvm-svn: 80578
2009-08-31 08:09:28 +00:00
Daniel Dunbar
b897e807c4
llvm-mc: Simplify EmitAssignment ('.set' is identical to '=').
...
llvm-svn: 80577
2009-08-31 08:09:09 +00:00
Daniel Dunbar
11035eeb11
llvm-mc: Remove MCAsmParser::Parse[Paren]RelocatableExpression.
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llvm-svn: 80576
2009-08-31 08:08:50 +00:00
Daniel Dunbar
5fbaad8079
llvm-mc: Add MCAsmParser::Parse[Paren]Expression forms which return an MCExpr.
...
llvm-svn: 80574
2009-08-31 08:08:17 +00:00
Daniel Dunbar
22505125c8
llvm-mc: Add MCAsmParser::getContext.
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llvm-svn: 80571
2009-08-31 08:07:44 +00:00
Daniel Dunbar
053a5f22a0
llvm-mc: Switch MCExpr construction to using static member functions, and taking the MCContext (which now owns all MCExprs).
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llvm-svn: 80569
2009-08-31 08:07:22 +00:00
Daniel Dunbar
b882c70ff2
llvm-mc: Move AsmExpr into MC lib (as MCExpr).
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llvm-svn: 80567
2009-08-31 08:06:59 +00:00
Daniel Dunbar
bc61205626
llvm-mc: MCStreamer cleanups. - Remove EmitLocalSymbol, this is unsupported for now.
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- Switch Emit{CommonSymbol,Zerofill} to take alignment in bytes (for consistency).
llvm-svn: 80484
2009-08-30 06:17:16 +00:00
Daniel Dunbar
09ed9fabde
llvm-mc: Emit .lcomm as .zerofill.
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llvm-svn: 80343
2009-08-28 05:48:46 +00:00
Daniel Dunbar
42ad4294d0
llvm-mc: Unique zero fill sections.
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llvm-svn: 80342
2009-08-28 05:48:29 +00:00
Daniel Dunbar
f0714ea058
Revert r80305, I forgot a dependent change.
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--- Reverse-merging r80305 into '.':
U tools/llvm-mc/AsmParser.cpp
llvm-svn: 80309
2009-08-27 23:58:10 +00:00
Daniel Dunbar
2c48439750
llvm-mc: Unique sections in .zerofill.
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llvm-svn: 80305
2009-08-27 23:45:06 +00:00
Daniel Dunbar
e30a44267c
llvm-mc/Mach-O: Add MCCodeEmitter support, for encoding instructions.
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- No relocations yet, of course.
llvm-svn: 80235
2009-08-27 08:17:51 +00:00