Chris Lattner [Wed, 8 Sep 2010 05:17:37 +0000 (05:17 +0000)]
add support for instruction prefixes on the same line as the instruction,
implementing rdar://
8033482 and PR7254.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@113348
91177308-0d34-0410-b5e6-
96231b3b80d8
Chris Lattner [Wed, 8 Sep 2010 05:10:46 +0000 (05:10 +0000)]
change the MC "ParseInstruction" interface to make it the
implementation's job to check for and lex the EndOfStatement
marker.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@113347
91177308-0d34-0410-b5e6-
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Chris Lattner [Wed, 8 Sep 2010 04:53:27 +0000 (04:53 +0000)]
gas accepts xchg <mem>, <reg> as a synonym for xchg <reg>, <mem>.
Add this to the mc assembler, fixing PR8061
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@113346
91177308-0d34-0410-b5e6-
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NAKAMURA Takumi [Wed, 8 Sep 2010 04:48:17 +0000 (04:48 +0000)]
ARM/Disassembler: Fix definitions incompatible(unsigned and uint32_t) to Cygwin-1.5, following up to r113255.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@113345
91177308-0d34-0410-b5e6-
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Chris Lattner [Wed, 8 Sep 2010 04:30:51 +0000 (04:30 +0000)]
fix the encoding of the "jump on *cx" family of instructions,
rdar://
8061602
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@113343
91177308-0d34-0410-b5e6-
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Jim Grosbach [Wed, 8 Sep 2010 03:54:02 +0000 (03:54 +0000)]
remove trailing whitespace
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@113338
91177308-0d34-0410-b5e6-
96231b3b80d8
Jim Grosbach [Wed, 8 Sep 2010 03:51:44 +0000 (03:51 +0000)]
remove obsolete comment
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@113337
91177308-0d34-0410-b5e6-
96231b3b80d8
Jim Grosbach [Wed, 8 Sep 2010 02:00:34 +0000 (02:00 +0000)]
disable for the moment while tracking down a few Thumb2-O0 failure that look
related. (attempt deux, complete w/ test update this time)
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@113333
91177308-0d34-0410-b5e6-
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Jim Grosbach [Wed, 8 Sep 2010 01:49:09 +0000 (01:49 +0000)]
woops. need to update a test along with this.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@113332
91177308-0d34-0410-b5e6-
96231b3b80d8
Jim Grosbach [Wed, 8 Sep 2010 01:47:49 +0000 (01:47 +0000)]
disable temporarily while sorting out a few test failures in Thumb2-O0 tests.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@113331
91177308-0d34-0410-b5e6-
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Dan Gohman [Wed, 8 Sep 2010 01:32:20 +0000 (01:32 +0000)]
Add a new experimental generalized dependence query interface to
AliasAnalysis, and some code for implementing the new query on top of
existing implementations by making standard alias and getModRefInfo
queries.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@113329
91177308-0d34-0410-b5e6-
96231b3b80d8
Jim Grosbach [Wed, 8 Sep 2010 00:26:59 +0000 (00:26 +0000)]
correct spill code to properly determine if dynamic stack realignment is
present in the function and thus whether aligned load/store instructions can
be used.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@113323
91177308-0d34-0410-b5e6-
96231b3b80d8
Jim Grosbach [Wed, 8 Sep 2010 00:25:50 +0000 (00:25 +0000)]
VFP/NEON load/store multiple instructions are addrmode4, not 5.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@113322
91177308-0d34-0410-b5e6-
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Owen Anderson [Tue, 7 Sep 2010 23:15:30 +0000 (23:15 +0000)]
Add a separate unrolling threshold when the current function is being optimized for size.
The threshold value of 50 is arbitrary, and I chose it simply by analogy to the inlining thresholds, where
the baseline unrolling threshold is slightly smaller than the baseline inlining threshold. This could
undoubtedly use some tuning.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@113306
91177308-0d34-0410-b5e6-
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John McCall [Tue, 7 Sep 2010 23:10:21 +0000 (23:10 +0000)]
Add documentation for llvm-diff.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@113303
91177308-0d34-0410-b5e6-
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Jakob Stoklund Olesen [Tue, 7 Sep 2010 22:38:45 +0000 (22:38 +0000)]
Don't add <imp-def> operands during register rewriting.
LiveIntervals already adds <imp-def> operands for super-registers when a subreg
def defines the whole register. Thus, it is not necessary to do it again when
rewriting.
In fact, the super-register imp-defs caused miscompilations because the late
scheduler couldn't see that the super-register was read.
We still add super-reg <imp-use,kill> operands when rewriting virtuals to
physicals.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@113299
91177308-0d34-0410-b5e6-
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Jim Grosbach [Tue, 7 Sep 2010 22:30:53 +0000 (22:30 +0000)]
To shrink a t2LDM instruction to the 16-bit wide tLDM instruction, the base
register must be one of the destination registers for the load. Otherwise,
the tLDM instruction will write-back to the base register, which isn't what's
desired (otherwise, we'd have a t2LDM_UPD instead).
rdar://
8394087
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@113297
91177308-0d34-0410-b5e6-
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Devang Patel [Tue, 7 Sep 2010 22:03:44 +0000 (22:03 +0000)]
remove these tests for now.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@113293
91177308-0d34-0410-b5e6-
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Jim Grosbach [Tue, 7 Sep 2010 21:30:25 +0000 (21:30 +0000)]
grammar tweak
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@113289
91177308-0d34-0410-b5e6-
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Bill Wendling [Tue, 7 Sep 2010 21:07:59 +0000 (21:07 +0000)]
Remove untrue comments.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@113287
91177308-0d34-0410-b5e6-
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Bruno Cardoso Lopes [Tue, 7 Sep 2010 21:03:14 +0000 (21:03 +0000)]
Factor out some x86 vector shuffle rewriting and add comments about the direction the shuffle lowering is heading to
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@113286
91177308-0d34-0410-b5e6-
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Devang Patel [Tue, 7 Sep 2010 20:59:09 +0000 (20:59 +0000)]
There is no need to force target if the test is going to run on other x86 platforms.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@113285
91177308-0d34-0410-b5e6-
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Owen Anderson [Tue, 7 Sep 2010 20:53:39 +0000 (20:53 +0000)]
Remove dead code. ManagedCleanup is unused, and contained a serious bug in that
the provided cleanup function is never actually called.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@113284
91177308-0d34-0410-b5e6-
96231b3b80d8
Owen Anderson [Tue, 7 Sep 2010 20:48:10 +0000 (20:48 +0000)]
Fix PR7972, in which the PassRegistry was being leaked. As part of this,
switch to using a ManagedStatic for the global PassRegistry instead of a
ManagedCleanup, and fix a destruction ordering bug this exposed.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@113283
91177308-0d34-0410-b5e6-
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Stuart Hastings [Tue, 7 Sep 2010 20:39:07 +0000 (20:39 +0000)]
Typo. Thanks to BillW for pointing it out!
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@113281
91177308-0d34-0410-b5e6-
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Dan Gohman [Tue, 7 Sep 2010 20:37:47 +0000 (20:37 +0000)]
Tidy up the getModRefInfo declarations.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@113275
91177308-0d34-0410-b5e6-
96231b3b80d8
Bruno Cardoso Lopes [Tue, 7 Sep 2010 20:20:27 +0000 (20:20 +0000)]
Move code around to prepare for moving some of the logic together to another function
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@113267
91177308-0d34-0410-b5e6-
96231b3b80d8
Owen Anderson [Tue, 7 Sep 2010 20:13:48 +0000 (20:13 +0000)]
Properly initialize the pImpl member of PassRegistry to zero.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@113264
91177308-0d34-0410-b5e6-
96231b3b80d8
Owen Anderson [Tue, 7 Sep 2010 20:04:26 +0000 (20:04 +0000)]
Add doxygen comments for PassRegistry.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@113262
91177308-0d34-0410-b5e6-
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Bill Wendling [Tue, 7 Sep 2010 20:03:56 +0000 (20:03 +0000)]
Add an MVT::x86mmx type. It will take the place of all current MMX vector types.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@113261
91177308-0d34-0410-b5e6-
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Chris Lattner [Tue, 7 Sep 2010 20:01:38 +0000 (20:01 +0000)]
Fix a serious performance regression introduced by r108687 on linux:
turning (fptrunc (sqrt (fpext x))) -> (sqrtf x) is great, but we have
to delete the original sqrt as well. Not doing so causes us to do
two sqrt's when building with -fmath-errno (the default on linux).
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@113260
91177308-0d34-0410-b5e6-
96231b3b80d8
Evan Cheng [Tue, 7 Sep 2010 20:01:10 +0000 (20:01 +0000)]
Remove a dead comment.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@113259
91177308-0d34-0410-b5e6-
96231b3b80d8
Chris Lattner [Tue, 7 Sep 2010 19:57:06 +0000 (19:57 +0000)]
rename test.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@113257
91177308-0d34-0410-b5e6-
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Chris Lattner [Tue, 7 Sep 2010 19:50:53 +0000 (19:50 +0000)]
hopefully fix a problem building on cygwin-1.5
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@113255
91177308-0d34-0410-b5e6-
96231b3b80d8
Owen Anderson [Tue, 7 Sep 2010 19:16:25 +0000 (19:16 +0000)]
Clean up some of the PassRegistry implementation, and pImpl-ize it to reduce #include clutter
and exposing internal details.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@113252
91177308-0d34-0410-b5e6-
96231b3b80d8
Bill Wendling [Tue, 7 Sep 2010 18:49:14 +0000 (18:49 +0000)]
Fix whitespace, because I'm OCD.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@113250
91177308-0d34-0410-b5e6-
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Stuart Hastings [Tue, 7 Sep 2010 18:43:57 +0000 (18:43 +0000)]
Test case for r113248. Raar
8361341.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@113249
91177308-0d34-0410-b5e6-
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Bruno Cardoso Lopes [Tue, 7 Sep 2010 18:41:45 +0000 (18:41 +0000)]
decouple MMX check from regular splat checks. Some refactoring is coming, and MMX should be left alone to be easily removed after moving to intrinsics
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@113247
91177308-0d34-0410-b5e6-
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Bruno Cardoso Lopes [Tue, 7 Sep 2010 18:29:03 +0000 (18:29 +0000)]
Remove now useless check, because the code can be matched below, no need to leave it for isel
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@113242
91177308-0d34-0410-b5e6-
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Dan Gohman [Tue, 7 Sep 2010 18:26:49 +0000 (18:26 +0000)]
Issue a #error if the host doesn't have an implementation for
GetMainExecutable yet.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@113240
91177308-0d34-0410-b5e6-
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Bruno Cardoso Lopes [Tue, 7 Sep 2010 18:24:00 +0000 (18:24 +0000)]
Minor change. Since the checks are equivalent, use isMMX
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@113239
91177308-0d34-0410-b5e6-
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Devang Patel [Tue, 7 Sep 2010 18:17:56 +0000 (18:17 +0000)]
Fix command line used to link these test cases.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@113237
91177308-0d34-0410-b5e6-
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Nick Lewycky [Tue, 7 Sep 2010 18:14:42 +0000 (18:14 +0000)]
Update configure for change to autoconf/configure.ac to add PTX backend.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@113236
91177308-0d34-0410-b5e6-
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Nick Lewycky [Tue, 7 Sep 2010 18:14:24 +0000 (18:14 +0000)]
Create PTX backend. Patch by Che-Liang Chiou!
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@113235
91177308-0d34-0410-b5e6-
96231b3b80d8
Dale Johannesen [Tue, 7 Sep 2010 18:10:56 +0000 (18:10 +0000)]
Add patterns for MMX that use the new intrinsics.
Enable palignr intrinsic.
These may need adjustment for a new VT in due course.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@113233
91177308-0d34-0410-b5e6-
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Devang Patel [Tue, 7 Sep 2010 18:01:49 +0000 (18:01 +0000)]
Reintroduce dbg-declare tests.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@113232
91177308-0d34-0410-b5e6-
96231b3b80d8
Bruno Cardoso Lopes [Tue, 7 Sep 2010 17:38:55 +0000 (17:38 +0000)]
Remove unused target specific node
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@113224
91177308-0d34-0410-b5e6-
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Devang Patel [Tue, 7 Sep 2010 17:08:57 +0000 (17:08 +0000)]
Remove last three tests. I need to make them independent of my setup.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@113213
91177308-0d34-0410-b5e6-
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Devang Patel [Tue, 7 Sep 2010 17:03:44 +0000 (17:03 +0000)]
Add a test case to check handling of dbg-declare during hybrid mode where we begin using fast-isel but switch back to DAG building at some point.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@113210
91177308-0d34-0410-b5e6-
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Devang Patel [Tue, 7 Sep 2010 16:56:35 +0000 (16:56 +0000)]
Add a test case to check handling of dbg-declare by selection DAG builder.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@113209
91177308-0d34-0410-b5e6-
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Devang Patel [Tue, 7 Sep 2010 16:40:53 +0000 (16:40 +0000)]
Add a test case to check handling of dbg-declare by fast-isel.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@113208
91177308-0d34-0410-b5e6-
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Benjamin Kramer [Tue, 7 Sep 2010 14:40:58 +0000 (14:40 +0000)]
Don't leak the old operand when transforming "sldt" into "sldtw".
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@113200
91177308-0d34-0410-b5e6-
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Chris Lattner [Tue, 7 Sep 2010 06:10:48 +0000 (06:10 +0000)]
attempt to appease msvc
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@113198
91177308-0d34-0410-b5e6-
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Gabor Greif [Tue, 7 Sep 2010 06:06:06 +0000 (06:06 +0000)]
fix comment typos
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@113197
91177308-0d34-0410-b5e6-
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Nick Lewycky [Tue, 7 Sep 2010 05:39:02 +0000 (05:39 +0000)]
Add completely hokey binary-and and binary-or operations to ConstantRange and
teach LazyValueInfo to use them.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@113196
91177308-0d34-0410-b5e6-
96231b3b80d8
Nick Lewycky [Tue, 7 Sep 2010 01:42:10 +0000 (01:42 +0000)]
Fix major bug in thunk detection. Also verify the calling convention.
Switch from isWeakForLinker to mayBeOverridden which is more accurate.
Add more statistics and debugging info. Add comments. Move static function
outside anonymous namespace.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@113190
91177308-0d34-0410-b5e6-
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Chris Lattner [Tue, 7 Sep 2010 00:05:45 +0000 (00:05 +0000)]
add missing cmov aliases, this resolves rdar://
8208499
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@113189
91177308-0d34-0410-b5e6-
96231b3b80d8
Chris Lattner [Mon, 6 Sep 2010 23:57:24 +0000 (23:57 +0000)]
remove duplicated entry
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@113188
91177308-0d34-0410-b5e6-
96231b3b80d8
Nick Lewycky [Mon, 6 Sep 2010 23:52:49 +0000 (23:52 +0000)]
Add a new isSignWrappedSet() method to ConstantRange.
Fix zeroExtend and signExtend to support empty sets, and to return the smallest
possible result set which contains the extension of each element in their
inputs. For example zext i8 [100, 10) to i16 is now [0, 256), not i16 [100, 10)
which contains 63446 members.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@113187
91177308-0d34-0410-b5e6-
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Chris Lattner [Mon, 6 Sep 2010 23:51:44 +0000 (23:51 +0000)]
"sldt <mem>" is ambiguous in 64-bit mode, but should
always be disambiguated as sldtw. sldtw and sldtq with
a mem operands have the same effect, but sldtw is more
compact. Force it to sldtw, resolving rdar://
8017530
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@113186
91177308-0d34-0410-b5e6-
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Chris Lattner [Mon, 6 Sep 2010 23:40:56 +0000 (23:40 +0000)]
fix rdar://
8017621 - llvm-mc can't guess encoding for "push $(1000)"
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@113184
91177308-0d34-0410-b5e6-
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Chris Lattner [Mon, 6 Sep 2010 23:37:39 +0000 (23:37 +0000)]
generalize my previous operand loc info hack. If the same operand
is busted for all variants, report it as the location. This allows
us to get the operand right for bugs like:
t.s:3:12: error: invalid operand for instruction
outb %al, %gs
^
Even though there are reg/imm and reg/reg forms of this instruction.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@113183
91177308-0d34-0410-b5e6-
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Chris Lattner [Mon, 6 Sep 2010 23:29:05 +0000 (23:29 +0000)]
fix the operand constraints of the immediate form of in/out,
allowing unsigned 8-bit operands. This fixes rdar://
8208481
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@113182
91177308-0d34-0410-b5e6-
96231b3b80d8
Chris Lattner [Mon, 6 Sep 2010 22:11:18 +0000 (22:11 +0000)]
in the case where an instruction only has one implementation
of a mneumonic, report operand errors with better location
info. For example, we now report:
t.s:6:14: error: invalid operand for instruction
cwtl $1
^
but we fail for common cases like:
t.s:11:4: error: invalid operand for instruction
addl $1, $1
^
because we don't know if this is supposed to be the reg/imm or imm/reg
form.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@113178
91177308-0d34-0410-b5e6-
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Chris Lattner [Mon, 6 Sep 2010 21:54:15 +0000 (21:54 +0000)]
Now that we know if we had a total fail on the instruction mnemonic,
give a more detailed error. Before:
t.s:11:4: error: unrecognized instruction
addl $1, $1
^
t.s:12:4: error: unrecognized instruction
f2efqefa $1
^
After:
t.s:11:4: error: invalid operand for instruction
addl $1, $1
^
t.s:12:4: error: invalid instruction mnemonic 'f2efqefa'
f2efqefa $1
^
This fixes rdar://
8017912 - llvm-mc says "unrecognized instruction" when it means "invalid operands"
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@113176
91177308-0d34-0410-b5e6-
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Chris Lattner [Mon, 6 Sep 2010 21:28:52 +0000 (21:28 +0000)]
simplify DEBUG_WITH_TYPE usage
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@113174
91177308-0d34-0410-b5e6-
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Chris Lattner [Mon, 6 Sep 2010 21:25:43 +0000 (21:25 +0000)]
this if can now be an assert.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@113173
91177308-0d34-0410-b5e6-
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Chris Lattner [Mon, 6 Sep 2010 21:23:43 +0000 (21:23 +0000)]
;
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@113172
91177308-0d34-0410-b5e6-
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Chris Lattner [Mon, 6 Sep 2010 21:22:45 +0000 (21:22 +0000)]
now that the opcode is trivially exposed, start matching instructions
by doing a binary search over the mnemonic instead of doing a linear
search through all possible instructions. This implements rdar://
7785064
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@113171
91177308-0d34-0410-b5e6-
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Chris Lattner [Mon, 6 Sep 2010 21:08:38 +0000 (21:08 +0000)]
emit the match table at global scope instead of within the
MatchInstructionImpl. This makes it easier to read/understand
MatchInstructionImpl.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@113170
91177308-0d34-0410-b5e6-
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Chris Lattner [Mon, 6 Sep 2010 21:01:37 +0000 (21:01 +0000)]
special case the mnemonic operand of the instruction in the
generated matcher, emiting it as a column in the MatchEntry
table instead of forcing it to go through classification and
everything else. Making it be classified caused tblgen to
produce a ton of one-off classes for each mneumonic. This
should reduce the size of the generated matcher significantly
while paving the way for future improvements.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@113169
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Chris Lattner [Mon, 6 Sep 2010 20:21:47 +0000 (20:21 +0000)]
The "ambiguous instructions" check only produces anything with -debug,
so only do the N^2 loop with debug mode.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@113168
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Chris Lattner [Mon, 6 Sep 2010 20:10:12 +0000 (20:10 +0000)]
simplify the hacks around jrcxz.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@113167
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Chris Lattner [Mon, 6 Sep 2010 20:08:02 +0000 (20:08 +0000)]
have tblgen detect when an instruction would have matched, but
failed because a subtarget feature was not enabled. Use this to
remove a bunch of hacks from the X86AsmParser for rejecting things
like popfl in 64-bit mode. Previously these hacks weren't needed,
but were important to get a message better than "invalid instruction"
when used in the wrong mode.
This also fixes bugs where pushal would not be rejected correctly in
32-bit mode (just pusha).
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@113166
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Chris Lattner [Mon, 6 Sep 2010 19:22:17 +0000 (19:22 +0000)]
change MatchInstructionImpl to return an enum instead of bool.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@113165
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Chris Lattner [Mon, 6 Sep 2010 19:14:40 +0000 (19:14 +0000)]
add note
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@113164
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Chris Lattner [Mon, 6 Sep 2010 19:11:01 +0000 (19:11 +0000)]
have AsmMatcherEmitter.cpp produce the hunk of code that gets included
into the middle of the class, and rework how the different sections of
the generated file are conditionally included for simplicity.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@113163
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Eric Christopher [Mon, 6 Sep 2010 18:47:10 +0000 (18:47 +0000)]
Regenerate.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@113160
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Eric Christopher [Mon, 6 Sep 2010 18:47:00 +0000 (18:47 +0000)]
Update to 2.9 post-2.8 branch.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@113159
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Roman Divacky [Mon, 6 Sep 2010 18:43:14 +0000 (18:43 +0000)]
Redefine LOOP* instructions from I to Ii8PCRel as they take an i8 argument.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@113158
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Chris Lattner [Mon, 6 Sep 2010 18:32:06 +0000 (18:32 +0000)]
random cleanups
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@113157
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Benjamin Kramer [Mon, 6 Sep 2010 16:11:52 +0000 (16:11 +0000)]
MCELF: Align symtab, relocation sections and section headers properly. Patch by Krister Wombell.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@113155
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Chris Lattner [Mon, 6 Sep 2010 05:19:44 +0000 (05:19 +0000)]
compute the HasSSE3 bit correctly, patch by Nikolai Saoukh.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@113147
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Chris Lattner [Mon, 6 Sep 2010 05:11:24 +0000 (05:11 +0000)]
fix PR8067, an over-aggressive assertion in LICM.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@113146
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Chris Lattner [Mon, 6 Sep 2010 03:58:45 +0000 (03:58 +0000)]
emit the LLVM intrinsic name -> intrinsic number mapping table with
StringMatcher instead of a linear sequence of memcmps.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@113145
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Chris Lattner [Mon, 6 Sep 2010 03:58:04 +0000 (03:58 +0000)]
cleanup some of the lifetime/invariant marker stuff, add a big fixme.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@113144
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Chris Lattner [Mon, 6 Sep 2010 03:50:59 +0000 (03:50 +0000)]
allow specifying an indentation level for the string matcher.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@113143
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Chris Lattner [Mon, 6 Sep 2010 03:14:45 +0000 (03:14 +0000)]
emit the __builtin -> intrinsic map with StringMatcher instead of a
copy of a close relative of it.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@113142
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Chris Lattner [Mon, 6 Sep 2010 03:12:27 +0000 (03:12 +0000)]
same bug, another place.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@113141
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Chris Lattner [Mon, 6 Sep 2010 03:11:10 +0000 (03:11 +0000)]
fix a critical bug where the generated table would say
"1 strings to match" in a comment, which isn't gramatic.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@113140
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Chris Lattner [Mon, 6 Sep 2010 02:58:25 +0000 (02:58 +0000)]
update cmake
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@113139
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Chris Lattner [Mon, 6 Sep 2010 02:01:51 +0000 (02:01 +0000)]
factor the snazzy string matcher code that Daniel hates
out of AsmMatcherEmitter.cpp into its own class.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@113137
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Chris Lattner [Mon, 6 Sep 2010 01:44:44 +0000 (01:44 +0000)]
slightly improve the runtime and code size of the Intrinsics info table by not
comparing the "llvm." prefix in the memcmp, and not storing it in the string literal.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@113136
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Chris Lattner [Mon, 6 Sep 2010 01:26:29 +0000 (01:26 +0000)]
speed up -gvn 3.4% on the testcase in PR7023
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@113135
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Chris Lattner [Mon, 6 Sep 2010 01:10:22 +0000 (01:10 +0000)]
Teach loop rotate to hoist trivially invariant instructions
in the duplicated block instead of duplicating them.
Duplicating them into the end of the loop and the preheader
means that we got a phi node in the header of the loop,
which prevented LICM from hoisting them. GVN would
usually come around later and merge the duplicated
instructions so we'd get reasonable output... except that
anything dependent on the shoulda-been-hoisted value can't
be hoisted. In PR5319 (which this fixes), a memory value
didn't get promoted.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@113134
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Chris Lattner [Mon, 6 Sep 2010 01:05:37 +0000 (01:05 +0000)]
pull a simple method out of LICM into a new
Loop::hasLoopInvariantOperands method. Remove
a useless and confusing Loop::isLoopInvariant(Instruction)
method, which didn't do what you thought it did.
No functionality change.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@113133
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Chris Lattner [Sun, 5 Sep 2010 23:09:30 +0000 (23:09 +0000)]
fit in 80 columns and don't crash on exit, fixes PR8080
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@113123
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Chris Lattner [Sun, 5 Sep 2010 22:51:11 +0000 (22:51 +0000)]
remove some dead code. t2addrmode_imm8s4 is never used in a
pattern, so there is no need to define a matching function.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@113122
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Chris Lattner [Sun, 5 Sep 2010 22:43:56 +0000 (22:43 +0000)]
fix inconsistent formatting.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@113121
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Chris Lattner [Sun, 5 Sep 2010 21:25:43 +0000 (21:25 +0000)]
cleanups: mark stuff static, only tagdecls should be in anon namespaces.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@113120
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