Bruno Cardoso Lopes
6140294363
Move MOVHLPS patterns close to MOVHLPS definition, and duplicate the
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pattern for 128-bit AVX mode.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@138516 91177308-0d34-0410-b5e6-96231b3b80d8
2011-08-24 23:17:59 +00:00
Bruno Cardoso Lopes
954d5eabb7
Move all PSHUF* patterns close to the PSHUF* definitions. Also be
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explicit about which subtarget they refer to, and add AVX versions of
the ones we currently don't. Remove old and now wrong comments!
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@138515 91177308-0d34-0410-b5e6-96231b3b80d8
2011-08-24 23:17:57 +00:00
Bruno Cardoso Lopes
af002d8405
Move all SHUFP* patterns close to the SHUFP* definitions. Also be
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explicit about which subtarget they refer to, and add AVX versions of
the ones we currently don't. Make the mask check more strict, to be
clear it won't be used to match to 256-bit versions!
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@138514 91177308-0d34-0410-b5e6-96231b3b80d8
2011-08-24 23:17:55 +00:00
Owen Anderson
f44082091c
Perform more thorough checking of t2IT mask parameters, which fixes all remaining crashers when disassembling the entire 16-bit instruction space.
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@138507 91177308-0d34-0410-b5e6-96231b3b80d8
2011-08-24 22:40:22 +00:00
Eli Friedman
f8f90f0174
Hook up 64-bit atomic load/store on x86-32. I plan to write more efficient implementations eventually.
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@138505 91177308-0d34-0410-b5e6-96231b3b80d8
2011-08-24 22:33:28 +00:00
Evan Cheng
5fbe5e783e
Some autoconf tests use module level inline asm to test compiler's handling of
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.cfi_startproc. e.g. libffi:
$ cat confopt.c
asm (".cfi_startproc\n\t.cfi_endproc");
int main () { return 0; }
Teach MC / dwarf emission to handle these cfi directives which essentially
create an empty frame.
rdar://10017184
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@138504 91177308-0d34-0410-b5e6-96231b3b80d8
2011-08-24 22:31:37 +00:00
Jim Grosbach
070260cb29
Update tests for 138501.
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@138502 91177308-0d34-0410-b5e6-96231b3b80d8
2011-08-24 22:30:18 +00:00
Jim Grosbach
b9d3ff8729
ARM asm backend initialize isThumbMode based on target triple.
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@138501 91177308-0d34-0410-b5e6-96231b3b80d8
2011-08-24 22:27:35 +00:00
Jim Grosbach
4d23e99d2a
Thumb .n mnemonic qualifiers can be ignored for now.
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We'll need to pay attention to them when we start getting more serious about
the details of parsing thumb2 assembly.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@138500 91177308-0d34-0410-b5e6-96231b3b80d8
2011-08-24 22:19:48 +00:00
Jim Grosbach
f69c804036
Thumb parsing and encoding for SUB (SP minu immediate).
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Fix FiXME in test file. Remove FIXME for SUB (SP minus register) since that
form is Thumb2 only.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@138494 91177308-0d34-0410-b5e6-96231b3b80d8
2011-08-24 21:42:27 +00:00
Owen Anderson
12a1e3bbcb
Be careful not to walk off the end of the operand info list while updating VFP predicates.
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@138492 91177308-0d34-0410-b5e6-96231b3b80d8
2011-08-24 21:35:46 +00:00
Jim Grosbach
72f39f8436
Thumb parsing and encoding support for ADD SP instructions.
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Fix the test FIXME and add parsing support for the ADD (SP plus immediate)
and ADD (SP plus register) instruction forms.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@138488 91177308-0d34-0410-b5e6-96231b3b80d8
2011-08-24 21:22:15 +00:00
Eli Friedman
4317fe1fc6
Fix whitespace.
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@138487 91177308-0d34-0410-b5e6-96231b3b80d8
2011-08-24 21:17:30 +00:00
Eli Friedman
bbc87a3a9a
Basic tests for atomic load and store on x86.
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@138486 91177308-0d34-0410-b5e6-96231b3b80d8
2011-08-24 21:16:59 +00:00
Bill Wendling
a4c86ab073
Skip the landingpad instruction when determining the insertion point.
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@138481 91177308-0d34-0410-b5e6-96231b3b80d8
2011-08-24 21:06:46 +00:00
Eli Friedman
327236cd6c
Basic x86 code generation for atomic load and store instructions.
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@138478 91177308-0d34-0410-b5e6-96231b3b80d8
2011-08-24 20:50:09 +00:00
Bill Wendling
b05fdd6bab
Use getFirstInsertionPt instead of getFirstNonPHI so that it skips to the proper
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insertion place.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@138473 91177308-0d34-0410-b5e6-96231b3b80d8
2011-08-24 20:28:43 +00:00
Eli Friedman
c264b2f693
Some minor updates to atomic acquire/release docs in LangRef.
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@138472 91177308-0d34-0410-b5e6-96231b3b80d8
2011-08-24 20:28:39 +00:00
Nadav Rotem
4c7c0f2353
Implement Constant::isAllOnesValue(). Fix ConstantFolding to use the new api.
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@138469 91177308-0d34-0410-b5e6-96231b3b80d8
2011-08-24 20:18:38 +00:00
Jim Grosbach
df9ce6bbc5
When printing Thumb1 NOP ('mov r8, r8'), make sure to print the predicate.
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rdar://10015134
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@138467 91177308-0d34-0410-b5e6-96231b3b80d8
2011-08-24 20:06:14 +00:00
Bruno Cardoso Lopes
356e988110
Mark VZEROALL as clobbering all YMM registers
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@138461 91177308-0d34-0410-b5e6-96231b3b80d8
2011-08-24 18:48:33 +00:00
Jim Grosbach
f95aaf951b
Add missing explicit writeback operand to tSTMIA_UPD.
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rdar://10014745
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@138457 91177308-0d34-0410-b5e6-96231b3b80d8
2011-08-24 18:19:42 +00:00
Evan Cheng
3e74d6fdd2
Move TargetRegistry and TargetSelect from Target to Support where they belong.
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These are strictly utilities for registering targets and components.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@138450 91177308-0d34-0410-b5e6-96231b3b80d8
2011-08-24 18:08:43 +00:00
Rafael Espindola
605e2b5184
Fix a crashing bug in SplitBlock when it is called on a block with no
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dominator information even though dominators were previously computed.
Patch by Nick Sumner.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@138449 91177308-0d34-0410-b5e6-96231b3b80d8
2011-08-24 18:07:01 +00:00
Jim Grosbach
c7e0bb2325
Thumb add SP assembly syntax fix.
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@138448 91177308-0d34-0410-b5e6-96231b3b80d8
2011-08-24 18:04:27 +00:00
Jim Grosbach
5b81584f74
Thumb1 ADD/SUB SP instructions are predicable in Thumb2 mode.
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Add the predicate operand to the instructions. Update the back end
accordingly where the instructions are used. Restrict the SP operands
to actually only be SP, as otherwise these break assembly parsing for the
normal instruction variants.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@138445 91177308-0d34-0410-b5e6-96231b3b80d8
2011-08-24 17:46:13 +00:00
Owen Anderson
e234d02204
Be stricter in enforcing IT instruction predicate values, so that we don't end up trying to print out an illegal predicate.
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@138443 91177308-0d34-0410-b5e6-96231b3b80d8
2011-08-24 17:21:43 +00:00
Owen Anderson
ddaa513fce
Port over more encoding tests to decoding tests.
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@138441 91177308-0d34-0410-b5e6-96231b3b80d8
2011-08-24 17:08:34 +00:00
Jim Grosbach
ee61d67c2f
Tidy up. Trailing whitespace.
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@138437 91177308-0d34-0410-b5e6-96231b3b80d8
2011-08-24 16:44:17 +00:00
Richard Osborne
8f9c5cca4f
Add Uses=[SP] to call instructions. This fixes a miscompilation with a
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variable sized alloca.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@138433 91177308-0d34-0410-b5e6-96231b3b80d8
2011-08-24 13:32:43 +00:00
Craig Topper
13894fa135
Break 256-bit vector int add/sub/mul into two 128-bit operations to avoid costly scalarization. Fixes PR10711.
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@138427 91177308-0d34-0410-b5e6-96231b3b80d8
2011-08-24 06:14:18 +00:00
Bill Wendling
3ae96d69ef
Add the sentinal "no handle" value to the ResumeInst.
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A value of -1 at a call site tells the personality function that this call isn't
handled by the current function. Since the ResumeInsts are converted to calls to
_Unwind_SjLj_Resume, add a (volatile) store of -1 to its 'call site'.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@138416 91177308-0d34-0410-b5e6-96231b3b80d8
2011-08-24 00:00:23 +00:00
Bill Wendling
fc8713ff74
Don't replace *all* uses with the new stuff.
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This is not necessarily the first or dominating use of the EH values. The IR
breaks if it's not. So replace the specific value in the instruction with the
new value.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@138406 91177308-0d34-0410-b5e6-96231b3b80d8
2011-08-23 22:55:03 +00:00
Bill Wendling
cfcccef926
Look at the end of the entry block for an invoke.
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The invoke could be at the end of the entry block. If it's the only one, then we
won't process all of the landingpad instructions correctly. This code is
currently ugly, but should be made much nicer once the new EH switch is thrown.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@138397 91177308-0d34-0410-b5e6-96231b3b80d8
2011-08-23 22:20:16 +00:00
Bruno Cardoso Lopes
d8b7dd5252
Fix a nasty bug where a v4i64 was being wrong emitted with 32-bit
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permutations. Also tidy up some patterns and make them close to their
instruction definition!
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@138392 91177308-0d34-0410-b5e6-96231b3b80d8
2011-08-23 22:06:37 +00:00
Bill Wendling
4477d691ed
A landingpad instruction is neither folded nor dead.
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@138387 91177308-0d34-0410-b5e6-96231b3b80d8
2011-08-23 21:33:05 +00:00
Jim Grosbach
5aa29a0cff
Move ARM frame-unwinding EHABI handling a touch earlier.
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It should go before AsmPrinter MC pseudo expansion since it's based on
MachineInstr, not MCInst. Otherwise any frame related pseudo instructions
may be missed.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@138386 91177308-0d34-0410-b5e6-96231b3b80d8
2011-08-23 21:32:34 +00:00
Jim Grosbach
d04f6a581c
[SU]XT[BH] are only available on ARMv6 and up.
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@138373 91177308-0d34-0410-b5e6-96231b3b80d8
2011-08-23 20:53:08 +00:00
Nate Begeman
7ced7763ca
Add some useful accessors to c++ api that appear to be missing from the c api
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@138371 91177308-0d34-0410-b5e6-96231b3b80d8
2011-08-23 20:27:46 +00:00
Evan Cheng
7801136b95
Some refactoring so TargetRegistry.h no longer has to include any files
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from MC.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@138367 91177308-0d34-0410-b5e6-96231b3b80d8
2011-08-23 20:15:21 +00:00
Eric Christopher
acc8f2d938
Revert "Address Duncan's CR request:"
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This reverts commit 20a05be15e
. (svn rev 138340)
Conflicts:
test/Transforms/InstCombine/bitcast.ll
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@138366 91177308-0d34-0410-b5e6-96231b3b80d8
2011-08-23 20:11:10 +00:00
Jim Grosbach
99e84e07ff
Thumb parsing and encoding for WFE, WFI and YIELD.
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@138364 91177308-0d34-0410-b5e6-96231b3b80d8
2011-08-23 20:02:30 +00:00
Jim Grosbach
3284db5bfb
Thumb parsing and encoding for UXTB and UXTH.
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@138363 91177308-0d34-0410-b5e6-96231b3b80d8
2011-08-23 19:59:32 +00:00
Jim Grosbach
010bebc696
Thumb parsing and encoding for TST.
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@138362 91177308-0d34-0410-b5e6-96231b3b80d8
2011-08-23 19:53:17 +00:00
Jim Grosbach
4b6658dd0a
Thumb parsing and encoding for SXTB and SXTH.
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@138361 91177308-0d34-0410-b5e6-96231b3b80d8
2011-08-23 19:51:42 +00:00
Jim Grosbach
ec8b866434
Thumb parsing and encoding for SVC.
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@138360 91177308-0d34-0410-b5e6-96231b3b80d8
2011-08-23 19:49:10 +00:00
Jim Grosbach
414b02357a
Thumb parsing and encoding for SUB.
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@138359 91177308-0d34-0410-b5e6-96231b3b80d8
2011-08-23 19:45:45 +00:00
Evan Cheng
1dafa70585
Fix 80 col violations.
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@138356 91177308-0d34-0410-b5e6-96231b3b80d8
2011-08-23 19:17:21 +00:00
Nick Lewycky
726ebd6ff3
PerformSubCombine to work on integers larger than i128. Fixes a crasher.
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@138354 91177308-0d34-0410-b5e6-96231b3b80d8
2011-08-23 19:01:24 +00:00
Jim Grosbach
743c0fa779
Thumb parsing and encoding for STRH.
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@138352 91177308-0d34-0410-b5e6-96231b3b80d8
2011-08-23 18:56:20 +00:00