Matt Beaumont-Gay
33a03c73ef
Fix another conditional expression mismatched enum type warning.
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@122419 91177308-0d34-0410-b5e6-96231b3b80d8
2010-12-22 18:25:55 +00:00
Daniel Dunbar
df561e0234
MC/Mach-O/ARM: We always use the SECTDIFF reloc type on ARM, which is
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esp. important given that the LOCAL_SECTDIFF enumeration got redefined.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@122412 91177308-0d34-0410-b5e6-96231b3b80d8
2010-12-22 16:52:19 +00:00
Daniel Dunbar
25bcc9cdc8
MC/Mach-O/ARM: Clone off an ARM version of RecordScatteredRelocation until I figure out how it is supposed to work.
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@122410 91177308-0d34-0410-b5e6-96231b3b80d8
2010-12-22 16:45:29 +00:00
Daniel Dunbar
5cc6390495
MC/Mach-O: Return to reporting errors if we see unexpected fixup kinds.
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@122409 91177308-0d34-0410-b5e6-96231b3b80d8
2010-12-22 16:32:41 +00:00
Daniel Dunbar
3664564395
MC/Mach-O/ARM: Recognize generic _Data_N fixup kinds.
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@122408 91177308-0d34-0410-b5e6-96231b3b80d8
2010-12-22 16:32:37 +00:00
Daniel Dunbar
294e67861c
MC/Mach-O/ARM: Add enough relocation logic to get BR24 relocations.
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@122407 91177308-0d34-0410-b5e6-96231b3b80d8
2010-12-22 16:19:24 +00:00
Daniel Dunbar
fdfbc6a652
MC/Mach-O/ARM: Fix thinko.
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@122406 91177308-0d34-0410-b5e6-96231b3b80d8
2010-12-22 16:19:20 +00:00
Rafael Espindola
33a38a1b5a
Use references and simplify.
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@122405 91177308-0d34-0410-b5e6-96231b3b80d8
2010-12-22 16:11:57 +00:00
Rafael Espindola
f01212489b
Simplify the handling of .size expressions.
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@122404 91177308-0d34-0410-b5e6-96231b3b80d8
2010-12-22 16:03:00 +00:00
Daniel Dunbar
4d74305a1f
MC/Mach-O/ARM: Stub out RecordARMRelocation, which is mostly a copy of
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RecordRelocation with lots of FIXMEs.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@122402 91177308-0d34-0410-b5e6-96231b3b80d8
2010-12-22 13:50:05 +00:00
Daniel Dunbar
42b5286627
Simplify.
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@122401 91177308-0d34-0410-b5e6-96231b3b80d8
2010-12-22 13:49:56 +00:00
Daniel Dunbar
532c456d48
MC/Mach-O: Split out RecordARMRelocation for now, it is weird enough it isn't
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clear how to keep in the generic path (yet).
- Will revisit when it actually works.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@122400 91177308-0d34-0410-b5e6-96231b3b80d8
2010-12-22 13:49:43 +00:00
Matt Beaumont-Gay
e733cf8c27
GCC objects to the two sides of a conditional expression having different enum
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types, but they're just getting converted to unsigned anyway, so cast first
(and ask questions later).
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@122377 91177308-0d34-0410-b5e6-96231b3b80d8
2010-12-21 23:43:23 +00:00
Rafael Espindola
64b4412196
Simplify EvaluateAsAbsolute now that EvaluateAsRelocatableImpl does all
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the folding it can.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@122359 91177308-0d34-0410-b5e6-96231b3b80d8
2010-12-21 20:51:42 +00:00
Rafael Espindola
7a45903bf4
Don't relax org or align. They change size as the relaxation happens, but they
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are not actually relaxed. For example, a section with only alignments will never
needs relaxation.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@122356 91177308-0d34-0410-b5e6-96231b3b80d8
2010-12-21 20:35:18 +00:00
Daniel Dunbar
e1feeb9da4
MC/Mach-O: Shuffle enums a bit to make it harder to inadvertently use the wrong
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type.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@122334 91177308-0d34-0410-b5e6-96231b3b80d8
2010-12-21 15:26:45 +00:00
Rafael Espindola
62b83b62f3
Layout one section until no relaxations are done and then move to the next
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section.
This helps because in practice sections form a dag with debug sections pointing
to text sections. Finishing up the text sections first makes the debug section
relaxation trivial.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@122314 91177308-0d34-0410-b5e6-96231b3b80d8
2010-12-21 04:22:09 +00:00
Roman Divacky
d149186e15
Set the value of absolute symbols.
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@122268 91177308-0d34-0410-b5e6-96231b3b80d8
2010-12-20 21:14:39 +00:00
Nick Lewycky
476b242fe7
Add missing standard headers. Patch by Joerg Sonnenberger!
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@122193 91177308-0d34-0410-b5e6-96231b3b80d8
2010-12-19 20:43:38 +00:00
Rafael Espindola
c5b0e44aca
Fixed version of 122160 (the previous one would fold undefined symbols).
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@122167 91177308-0d34-0410-b5e6-96231b3b80d8
2010-12-19 04:18:56 +00:00
Rafael Espindola
af0e6ce80f
Revert 122160 while I debug it.
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@122165 91177308-0d34-0410-b5e6-96231b3b80d8
2010-12-19 03:22:05 +00:00
Rafael Espindola
f399d9d37b
Move all folding to AttemptToFoldSymbolOffsetDifference.
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@122160 91177308-0d34-0410-b5e6-96231b3b80d8
2010-12-19 02:15:04 +00:00
Roman Divacky
7529b16410
Add support for lexing single quotes like 'c'.
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This fixed 8615.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@122150 91177308-0d34-0410-b5e6-96231b3b80d8
2010-12-18 08:56:37 +00:00
Rafael Espindola
3132780a2e
Merge isAbsolute into IsSymbolRefDifferenceFullyResolved.
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@122148 91177308-0d34-0410-b5e6-96231b3b80d8
2010-12-18 06:27:54 +00:00
Rafael Espindola
1ec5bd31fe
Remove the MCObjectFormat class.
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@122147 91177308-0d34-0410-b5e6-96231b3b80d8
2010-12-18 05:37:28 +00:00
Rafael Espindola
3f037ef2f5
Add a FIXME and explain a hack.
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@122144 91177308-0d34-0410-b5e6-96231b3b80d8
2010-12-18 04:19:20 +00:00
Rafael Espindola
f705a7ed27
Fix the note.
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@122139 91177308-0d34-0410-b5e6-96231b3b80d8
2010-12-18 04:01:45 +00:00
Rafael Espindola
d076482ab7
Revert 122011, 122012, 122013, 122023 adding back an important optimization.
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I added a note, but suggestions on how to add a test are really welcome.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@122138 91177308-0d34-0410-b5e6-96231b3b80d8
2010-12-18 03:57:21 +00:00
Rafael Espindola
bff66a86e6
Move some data to the TargetWriter.
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@122134 91177308-0d34-0410-b5e6-96231b3b80d8
2010-12-18 03:27:34 +00:00
Owen Anderson
175fb36f10
Thumb's forced-PC-alignment requirement applies to the _total_ displacement, not just to the fragment relative
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portion. While the fragment boundary is usually already aligned, it is possible for it not to be, which
would lead to a non-aligned final displacement.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@122091 91177308-0d34-0410-b5e6-96231b3b80d8
2010-12-17 21:49:48 +00:00
Rafael Espindola
31f3578b00
Store and free the TargetObjectWriter.
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@122070 91177308-0d34-0410-b5e6-96231b3b80d8
2010-12-17 18:01:31 +00:00
Rafael Espindola
6024c97ffa
Stub out explicit MCELFObjectTargetWriter interface.
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@122067 91177308-0d34-0410-b5e6-96231b3b80d8
2010-12-17 17:45:22 +00:00
Rafael Espindola
285b3e5b61
Move createELFObjectWriter to its own header.
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@122064 91177308-0d34-0410-b5e6-96231b3b80d8
2010-12-17 16:59:53 +00:00
Rafael Espindola
127a6a47bd
Use getFixupKindInfo to implement isFixupKindPCRel, ELF version.
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@122050 91177308-0d34-0410-b5e6-96231b3b80d8
2010-12-17 07:28:17 +00:00
Daniel Dunbar
17304b3489
MC/Expr: Implemnt more aggressive folding during symbol evaluation using
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IsSymbolRefDifferenceFullyResolved(). For example, we will now fold away
something like:
--
_a:
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L0:
...
L1:
...
.long (L1 - L0) / 2
--
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@122043 91177308-0d34-0410-b5e6-96231b3b80d8
2010-12-17 05:50:33 +00:00
Daniel Dunbar
b87422778c
MC/Mach-O: On second thought, use a custom hook for enabling aggressive
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IsSymbolRefDifferenceFullyResolved, it turns out this does change behavior on
enough cases for x86-32 that I would rather wait a bit on it.
- In practice, we will want to change this eventually because it only means we
generate less relocations (it also eliminates the need for the horrible
'.set' hack that Darwin requires in some places).
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@122042 91177308-0d34-0410-b5e6-96231b3b80d8
2010-12-17 05:50:29 +00:00
Daniel Dunbar
32c1c5ae5f
MC/Mach-O: Implement IsSymbolRefDifferenceFullyResolved.
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- Unlike for fixups, we always do the "reliable" thing (not just for x86_64).
- Since Darwin 'as' would typically reject things that using this will allow,
we don't need to worry about compatibility.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@122038 91177308-0d34-0410-b5e6-96231b3b80d8
2010-12-17 04:54:58 +00:00
Daniel Dunbar
1f3662abba
MC/ObjectWriter: Add a new IsSymbolRefDifferenceFullyResolved target format specific hook.
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- Currently just has stub implementations for Mach-O, ELF, and COFF.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@122037 91177308-0d34-0410-b5e6-96231b3b80d8
2010-12-17 04:54:54 +00:00
Daniel Dunbar
5d2477cecf
MC/Assembler: Strip out object writer arguments, now that it is always available
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-- and remove FIXME asking for the same!
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@122032 91177308-0d34-0410-b5e6-96231b3b80d8
2010-12-17 02:45:59 +00:00
Daniel Dunbar
feb7ba3d9a
MC/Assembler: Make the MCObjectWriter available through the lifetime of the
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assembler.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@122031 91177308-0d34-0410-b5e6-96231b3b80d8
2010-12-17 02:45:41 +00:00
Daniel Dunbar
7b62afac0a
MC/Target: Remove HasScatteredSymbols target hook variable, which has been
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superceded and was effectively dead.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@122024 91177308-0d34-0410-b5e6-96231b3b80d8
2010-12-17 02:06:08 +00:00
Daniel Dunbar
8f714fedba
MC/Expr: Simplify.
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@122023 91177308-0d34-0410-b5e6-96231b3b80d8
2010-12-17 02:05:45 +00:00
Daniel Dunbar
2d8e3e741f
MC: Remove another dead MCAssembler argument, and update clients.
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@122013 91177308-0d34-0410-b5e6-96231b3b80d8
2010-12-17 01:07:35 +00:00
Daniel Dunbar
92c66c7bf9
MC: Remove dead MCAssembler argument -- Rafael, can you check the FIXME I added
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here?
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@122012 91177308-0d34-0410-b5e6-96231b3b80d8
2010-12-17 01:07:31 +00:00
Daniel Dunbar
204e3b65eb
MC: Simplify (remove unnecessary MCAssembler argument, obsoleted by containment
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in MCAsmLayout).
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@122011 91177308-0d34-0410-b5e6-96231b3b80d8
2010-12-17 01:07:28 +00:00
Daniel Dunbar
cdf94e8592
Write => in a more normal form.
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@122009 91177308-0d34-0410-b5e6-96231b3b80d8
2010-12-17 01:07:22 +00:00
Daniel Dunbar
f2ed62d6bf
MC/Expr: Simplify (and add a FIXME).
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@122008 91177308-0d34-0410-b5e6-96231b3b80d8
2010-12-17 01:07:20 +00:00
Rafael Espindola
dfe125cc9c
"Fix" FDE alignment to match what gas does.
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@122006 91177308-0d34-0410-b5e6-96231b3b80d8
2010-12-17 00:28:02 +00:00
Daniel Dunbar
dd18e28c62
MC/Expr: Add a doxyment.
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@121988 91177308-0d34-0410-b5e6-96231b3b80d8
2010-12-16 18:36:25 +00:00
Daniel Dunbar
5d05d9769e
MC/Mach-O: Lift some MachObjectWriter arguments into the target specific
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interface.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@121981 91177308-0d34-0410-b5e6-96231b3b80d8
2010-12-16 17:21:02 +00:00