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30042 Commits

Author SHA1 Message Date
Eli Friedman
cb34ee3ac3 Remove no-op check. 
llvm-svn: 76302
 2009-07-18 09:21:25 +00:00
Eli Friedman
b7b1eca368 Remove dead check. 
llvm-svn: 76301
 2009-07-18 09:12:15 +00:00
Eli Friedman
f1878fcda1 Canonicalize insert/extractelement from single-element vectors into 
bitcasts.

It would also be possible to canonicalize the other way; does anyone 
have a preference?

llvm-svn: 76300
 2009-07-18 09:07:47 +00:00
Eli Friedman
7b1597133d Fix simplifylibcalls memset recognition to work on 64-bit platforms 
where int is 32 bits.

llvm-svn: 76293
 2009-07-18 08:34:51 +00:00
Nick Lewycky
ec10fcbd04 Replace intersectWith with maximalIntersectWith. The latter guarantees that 
all values belonging to the intersection will belong to the resulting range.
The former was inconsistent about that point (either way is fine, just pick
one.) This is part of PR4545.

llvm-svn: 76289
 2009-07-18 06:34:42 +00:00
Eli Friedman
b5b88b60b3 Fix the inline cost calculation to take into account instructions 
which cannot be folded even if they have constant operands. Significantly
helps if_spppsubr.c attached to PR4573.

llvm-svn: 76285
 2009-07-18 05:26:06 +00:00
Eli Friedman
c0d63a2fec Add line breaks to make the debug output a bit more readable. 
llvm-svn: 76284
 2009-07-18 05:12:58 +00:00
Evan Cheng
a19ee1bb42 Catch more coalescing opportunities. 
llvm-svn: 76282
 2009-07-18 04:52:23 +00:00
Evan Cheng
84f06f0ee6 Enable cross register class coalescing. 
llvm-svn: 76281
 2009-07-18 02:10:10 +00:00
Dan Gohman
8c7d396617 Make GetElementPtr ConstantExprs default to having no pointer overflow. 
llvm-svn: 76280
 2009-07-18 01:49:22 +00:00
Evan Cheng
fe529a2c29 Revert 76177 for now. It's messing up ARM asm printing. Also this significant debate about its efficiency. 
llvm-svn: 76279
 2009-07-18 01:43:53 +00:00
Dan Gohman
754bb5e64a Fix this accidentally inverted condition. 
llvm-svn: 76278
 2009-07-18 00:58:38 +00:00
Reid Kleckner
5460ad390c Add EngineBuilder to ExecutionEngine in favor of the five optional argument EE::create(). 
Also a test commit.

llvm-svn: 76276
 2009-07-18 00:42:18 +00:00
Dan Gohman
e45061eefe Convert more code to use Operator instead of explicitly handling both 
ConstantExpr and Instruction. This involves duplicating some code
between GetElementPtrInst and GEPOperator, but it's not a lot.

llvm-svn: 76265
 2009-07-17 23:55:56 +00:00
Ted Kremenek
ce3842ae4f Update CMake file. 
llvm-svn: 76264
 2009-07-17 23:50:26 +00:00
Evan Cheng
92fc255bb4 Fix pr4552. Stack slot coloring with register must take care not to generate illegal ams. 
llvm-svn: 76258
 2009-07-17 22:42:51 +00:00
Daniel Dunbar
ab1316fbaf llvm-mc: Add -triple, and start fetching the target asm printer. 
llvm-svn: 76257
 2009-07-17 22:38:58 +00:00
Dan Gohman
93cbd452ed Make BasicAliasAnalysis and Value::getUnderlyingObject use 
GEPOperator's hasNoPointer0verflow(), and make a few places in instcombine
that create GEPs that may overflow clear the NoOverflow value. Among
other things, this partially addresses PR2831.

llvm-svn: 76252
 2009-07-17 22:25:10 +00:00
Dan Gohman
bda1bacf36 Fix some typos in a comment. 
llvm-svn: 76249
 2009-07-17 22:16:21 +00:00
Evan Cheng
67ccedff04 Fix x86 inline ams 'q' constraint support. In 32-bit mode, it's just like 'Q', i.e. EAX, EDX, ECX, EBX. In 64-bit mode, it just means all the i64r registers. Yeah, that makes sense. 
llvm-svn: 76248
 2009-07-17 22:13:25 +00:00
Chris Lattner
7cf9653432 remove AsmPrinter::findGlobalValue, just use Value::stripPointerCasts instead. 
llvm-svn: 76246
 2009-07-17 22:00:23 +00:00
Dan Gohman
c639ee66f0 Add a GEPOperator class, and move the hasNoPointerOverflow 
accessors into it.

llvm-svn: 76245
 2009-07-17 21:33:58 +00:00
Evan Cheng
51593b91d9 Simplify some more. 
llvm-svn: 76239
 2009-07-17 21:06:58 +00:00
Chris Lattner
e824b863e5 Use more terse and precise linkage checks. 
llvm-svn: 76237
 2009-07-17 21:00:50 +00:00
Dan Gohman
16335bfc09 Eliminate yet another copy of getOpcode. 
llvm-svn: 76236
 2009-07-17 20:58:59 +00:00
Chris Lattner
b6cede976e these two pieces of code are the same because we always 
emit the EHFrame label next to the section_eh_frame and
eh_frame_common labels.

llvm-svn: 76234
 2009-07-17 20:53:51 +00:00
Dan Gohman
2ca0f65c30 Fix a typo that Duncan spotted. 
llvm-svn: 76233
 2009-07-17 20:51:47 +00:00
Dan Gohman
25a722cc45 Add a new Operator class, for handling Instructions and ConstantExprs 
in a convenient manner, factoring out some common code from
InstructionCombining and ValueTracking. Move the contents of
BinaryOperators.h into Operator.h and use Operator to generalize them
to support ConstantExprs as well as Instructions.

llvm-svn: 76232
 2009-07-17 20:47:02 +00:00
Chris Lattner
ffe0c407be Untangle a snarl that I discovered when updating the mangler, 
starting in getCurrentFunctionEHName.  Among other problems,
we would try to privative a "foo.eh" label, but end up emitting
the label as _Lfoo.eh instead of L_foo.eh on darwin.  This is really
bad, and the linker has always tolerated these labels existing.
For now, just emit them as _foo.eh.

This patch also fixes problems with ".eh" labels on unnamed
functions and eliminates two strangely defined TargetAsmInfo
hooks.

llvm-svn: 76231
 2009-07-17 20:46:40 +00:00
Daniel Dunbar
de011196a4 Sketch support for target specific assembly parser. 
- Not fully enabled yet, need a configure regeneration.

llvm-svn: 76230
 2009-07-17 20:42:00 +00:00
Mikhail Glushenkov
d44eba5166 Trailing whitespace. 
llvm-svn: 76229
 2009-07-17 20:38:17 +00:00
Chris Lattner
1cb7dceb60 fix include guard. 
llvm-svn: 76228
 2009-07-17 20:32:07 +00:00
Evan Cheng
ba5b67f66d Simplify the coalescer (finally!) by making LiveIntervals::processImplicitDefs a little more aggressive and teaching liveintervals to make use of isUndef marker on MachineOperands. 
llvm-svn: 76223
 2009-07-17 19:43:40 +00:00
Dan Gohman
56e00a404f GetElementPtr instructions default to having no overflow. 
llvm-svn: 76222
 2009-07-17 19:23:21 +00:00
Daniel Dunbar
cff1fabab5 Start generating AsmMatcher.inc for X86. 
llvm-svn: 76213
 2009-07-17 18:55:26 +00:00
Jeffrey Yasskin
1669f312b5 r76102 added the MachineCodeEmitter::processDebugLoc call and called it from 
the X86 Emitter.  This patch extends that to the rest of the targets that can
write to a MachineCodeEmitter: ARM, Alpha, and PPC.

llvm-svn: 76211
 2009-07-17 18:49:39 +00:00
Daniel Dunbar
cfd362eb0e Fix compile warning. 
llvm-svn: 76210
 2009-07-17 18:33:52 +00:00
Anton Korobeynikov
fbac44c040 Add missed return 
llvm-svn: 76209
 2009-07-17 18:28:59 +00:00
Anton Korobeynikov
60f7bd3562 Add support for naked functions 
llvm-svn: 76198
 2009-07-17 18:07:26 +00:00
Bruno Cardoso Lopes
ddd0013bb6 revert one of the loops to use indicies over iterators because there are vector insertions inside the loop 
llvm-svn: 76195
 2009-07-17 18:02:30 +00:00
Dan Gohman
67f2b7d376 Add a SubclassOptionalData field to Value. See the doxygen comment for 
details.

llvm-svn: 76189
 2009-07-17 17:16:59 +00:00
Daniel Dunbar
8ce5e03431 Initialize another Context, in the hopes of unbreaking CBE. 
llvm-svn: 76184
 2009-07-17 16:20:23 +00:00
Daniel Dunbar
dc9438e8d9 Provide slightly more refined error message when trying to lookup a target, and 
none are registered.

llvm-svn: 76181
 2009-07-17 15:50:49 +00:00
David Greene
70e8a51127 Add logic to align instruction operands to columns for pretty-printing. 
No target uses this currently.  This patch only adds the mechanism so
that local installations can choose to enable this.

llvm-svn: 76177
 2009-07-17 14:24:46 +00:00
Duncan Sands
d1b273609e Avoid a compiler warning when assertions are turned off. 
llvm-svn: 76176
 2009-07-17 12:25:14 +00:00
Eli Friedman
6e61f56a5c Oops, accidentally set a legal operation to expand. 
llvm-svn: 76165
 2009-07-17 07:34:23 +00:00
Eli Friedman
b946eb988f Expand misc operations from test/CodeGen/Generic. 
llvm-svn: 76163
 2009-07-17 07:28:06 +00:00
Eli Friedman
93d9c9f85f Handle void in XCoreTargetLowering::isLegalAddressingMode. Triggers in 
test/CodeGen/Generic.

llvm-svn: 76162
 2009-07-17 07:16:38 +00:00
Eli Friedman
7c72917709 Remove some unnecessary expansion markings. Add a few expansion 
markings that show up in test/CodeGen/Generic.

llvm-svn: 76160
 2009-07-17 07:03:00 +00:00
Eli Friedman
98a65107b3 Add operation expansion/promotion for a bunch of operations, many of 
which show up in test/CodeGen/Generic.

llvm-svn: 76158
 2009-07-17 06:36:24 +00:00