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Commit Graph

63570 Commits

Author SHA1 Message Date
Kalle Raiskila
8b6f5df4ae Remove all traces of v2[i,f]32 on SPU.
The "half vectors" are now widened to full size by the legalizer.
The only exception is in parameter passing, where half vectors are 
expanded. This causes changes to some dejagnu tests.

llvm-svn: 111360
2010-08-18 10:04:39 +00:00
Kalle Raiskila
0ee13a45c8 Change SPU C calling convention to match that described in
"SPU Application Binary Interface Specification, v1.9" by
IBM. 
Specifically: use r3-r74 to pass parameters and the return value.

llvm-svn: 111358
2010-08-18 09:50:30 +00:00
Chris Lattner
b4602679d7 fix a buggy test
llvm-svn: 111354
2010-08-18 04:55:12 +00:00
Chris Lattner
49d0f29752 fix PR7589: In brief:
gep P, (zext x) != gep P, (sext x)

DecomposeGEPExpression was getting this wrong, confusing
basicaa.

llvm-svn: 111352
2010-08-18 04:28:19 +00:00
Chris Lattner
6ac971a27f filecheckize and detrivialize.
llvm-svn: 111350
2010-08-18 04:25:43 +00:00
Chris Lattner
ab876b6ce8 Fix PR7755: knowing something about an inval for a pred
from the LHS should disable reconsidering that pred on the
RHS.  However, knowing something about the pred on the RHS
shouldn't disable subsequent additions on the RHS from
happening.

llvm-svn: 111349
2010-08-18 03:14:36 +00:00
Chris Lattner
4c6e9192d1 fit in 80 cols
llvm-svn: 111348
2010-08-18 03:13:35 +00:00
Chris Lattner
0a9bda3bde remove some dead code.
llvm-svn: 111345
2010-08-18 02:42:11 +00:00
Chris Lattner
d20a060467 remove some dead code.
llvm-svn: 111344
2010-08-18 02:41:56 +00:00
Chris Lattner
f94830f175 remove some code that is dead now that lea's are modeled with segment registers.
llvm-svn: 111343
2010-08-18 02:40:44 +00:00
Chris Lattner
686cddf177 remove dead prototype.
llvm-svn: 111342
2010-08-18 02:37:06 +00:00
Bob Wilson
412be3eea6 Expand ZERO_EXTEND operations for NEON vector types.
Testcase from Nick Lewycky.

llvm-svn: 111341
2010-08-18 01:45:52 +00:00
Dan Gohman
b5ea21038d Fix the "Finished Creating" messages for aliases to print the
right name.

llvm-svn: 111340
2010-08-18 01:35:53 +00:00
Dan Gohman
95cda1f1ef Revert r111321. This doesn't fix a problem.
llvm-svn: 111339
2010-08-18 01:34:52 +00:00
Chris Lattner
ba9f26fade stomp some more undefined behavior, PR7775.
llvm-svn: 111337
2010-08-18 00:33:47 +00:00
Chris Lattner
25446ccf9f don't emit zero bit fields with Emit, fixing undefined behavior,
PR7778

llvm-svn: 111336
2010-08-18 00:29:18 +00:00
Chris Lattner
c27b10f80d Don't pass in a null pointer to std::string's ctor, an empty string
ref should produce an empty std::string.  This fixes PR7879.

llvm-svn: 111332
2010-08-18 00:11:25 +00:00
Chris Lattner
982a804b20 fix a broken link
llvm-svn: 111326
2010-08-17 23:26:04 +00:00
Chris Lattner
116d5c1431 include config.h to get config params, hopefully unbreaking mingw builder.
llvm-svn: 111325
2010-08-17 23:22:10 +00:00
Chris Lattner
1657977d0d Fix the rest of rdar://8318441 which happens when a raw_fd_ostream
(e.g. errs()) fails in close() due to (e.g.) a broken pipe.  As
previously written, the had_error() flag would get set and then
the raw_ostream dtor would report a fatal error.  There is nothing
the client can do about this and we have no way to report the error,
so just eat it.

llvm-svn: 111321
2010-08-17 23:11:56 +00:00
Chris Lattner
659fd704e8 report_fatal_error can't use errs(), because errs() can call
into report_fatal_error.  Just blast the string to stderr with write(2)
and hope for the best!  Part of rdar://8318441

llvm-svn: 111320
2010-08-17 23:03:53 +00:00
Eric Christopher
08e9f0250a Temporarily revert r110987 as it's causing some miscompares in
vector heavy code.  I'll re-enable when we've tracked down the problem.

llvm-svn: 111318
2010-08-17 22:55:27 +00:00
Dan Gohman
ee89338e37 Tweak IVUsers' concept of "interesting" to exclude add recurrences
where the step value is an induction variable from an outer loop, to
avoid trouble trying to re-expand such expressions. This effectively
hides such expressions from indvars and lsr, which prevents them
from getting into trouble.

llvm-svn: 111317
2010-08-17 22:50:37 +00:00
Jim Grosbach
ff8f931bbf Add materialization of virtual base registers for frame indices allocated into
the local block. Resolve references to those indices to a new base register.
For simplification and testing purposes, a new virtual base register is
allocated for each frame index being resolved. The result is truly horrible,
but correct, code that's good for exercising the new code paths.

Next up is adding thumb1 support, which should be very simple. Following that
will be adding base register re-use and implementing a reasonable ARM
heuristic for when a virtual base register should be generated at all.

llvm-svn: 111315
2010-08-17 22:41:55 +00:00
Evan Cheng
d6348fe9b2 Add nounwind.
llvm-svn: 111312
2010-08-17 22:35:20 +00:00
Daniel Dunbar
e88f283f80 CrashRecovery: Clear the current context on the first crash, to avoid re-entering it if the cleanup code crashes.
llvm-svn: 111309
2010-08-17 22:32:39 +00:00
Daniel Dunbar
b5312b0f26 CrashRecovery: Add CrashRecoveryContext::GetCurrent(), so clients can find the active context from anywhere.
llvm-svn: 111308
2010-08-17 22:32:37 +00:00
Daniel Dunbar
0fc35d7284 CrashRecovery: Make CrashRecoveryContext static methods thread safe.
llvm-svn: 111307
2010-08-17 22:32:34 +00:00
Dale Johannesen
535ca58e85 Make fast scheduler handle asm clobbers correctly.
PR 7882.  Follows suggestion by Amaury Pouly, thanks.

llvm-svn: 111306
2010-08-17 22:17:24 +00:00
Anton Korobeynikov
52c8ecf231 Revert part of one of the prev. patches - tailjmp will follow later.
llvm-svn: 111291
2010-08-17 21:08:28 +00:00
Anton Korobeynikov
f0600e9e8a More fixes for win64:
- Do not clobber al during variadic calls, this is AMD64 ABI-only feature
  - Emit wincall64, where necessary
Patch by Cameron Esfahani!

llvm-svn: 111289
2010-08-17 21:06:07 +00:00
Anton Korobeynikov
f1f88db4fd Enable more win64 calls folding opportunities.
Patch by Cameron Esfahani!

llvm-svn: 111288
2010-08-17 21:06:01 +00:00
Anton Korobeynikov
8c6bfd1c24 Add some win64 coff goodness.
Patch by Cameron Esfahani!

llvm-svn: 111287
2010-08-17 21:05:54 +00:00
Evan Cheng
aea9870136 PHI elimination shouldn't require machineloopinfo since it's used at -O0. Move the requirement to LiveIntervalAnalysis instead. Note this does not change the number of times machineloopinfo is computed.
llvm-svn: 111285
2010-08-17 21:00:37 +00:00
Evan Cheng
4cbb884ce2 Machine CSE preserves CFG. Pass manager was freeing machineloopinfo after machine cse before.
llvm-svn: 111281
2010-08-17 20:57:42 +00:00
Jakob Stoklund Olesen
20dbe1681b Don't call tablegen'ed Predicate_* functions in the ARM target.
llvm-svn: 111277
2010-08-17 20:39:04 +00:00
Jim Grosbach
23003dc92f silence warning
llvm-svn: 111274
2010-08-17 20:21:30 +00:00
Benjamin Kramer
5756afebba Remove dead code. Fixes a GCC warning.
llvm-svn: 111271
2010-08-17 19:45:05 +00:00
Anton Korobeynikov
16dd681b0e This patch enables "make unittests" on enable-shared/mingw.
Patch by Takumi Nakamura!

llvm-svn: 111270
2010-08-17 19:34:40 +00:00
Anton Korobeynikov
e8b4df4143 This patch enables ENABLE_SHARED=1 to build DLL based LLVM toolchain on MingW & Cygwin.
Patch by Takumi Nakamura!

llvm-svn: 111268
2010-08-17 19:03:03 +00:00
Jim Grosbach
1d9631950f 80 column cleanup.
llvm-svn: 111266
2010-08-17 18:39:16 +00:00
Benjamin Kramer
1e37b165c8 Sketch i386 relocations handling, from Roman Divacky.
Hello world builds & runs now on i386/ELF with -integrated-as.

llvm-svn: 111264
2010-08-17 18:20:28 +00:00
Jakob Stoklund Olesen
74db02758b Don't call Predicate_* methods directly from Sparc target.
Modernize predicates a bit.

The Predicate_* methods are not used by TableGen any longer. They are only
emitted for the sake of legacy code.

llvm-svn: 111263
2010-08-17 18:17:12 +00:00
Jim Grosbach
4597437c58 Add hook to examine an instruction referencing a frame index to determine
whether to allocate a virtual frame base register to resolve the frame
index reference in it. Implement a simple version for ARM to aid debugging.

In LocalStackSlotAllocation, scan the function for frame index references
to local frame indices and ask the target whether to allocate virtual
frame base registers for any it encounters. Purely infrastructural for
debug output. Next step is to actually allocate base registers, then add
intelligent re-use of them.

rdar://8277890

llvm-svn: 111262
2010-08-17 18:13:53 +00:00
Jim Grosbach
b321adf3af explicitly handle no-op cases for clarity. Fixes clang warning.
llvm-svn: 111260
2010-08-17 18:00:41 +00:00
Benjamin Kramer
3bc7de0605 Use the correct entry size for relocation entries, from Roman Divacky.
llvm-svn: 111259
2010-08-17 17:56:13 +00:00
Evan Cheng
4223d274ca Move the decision logic whether it's a good idea to split a critical edge to clients. Also fixed an erroneous check. An edge is only a back edge when the from and to blocks are in the same loop.
llvm-svn: 111256
2010-08-17 17:43:50 +00:00
Dan Gohman
e26025ddd0 When rotating loops, put the original header at the bottom of the
loop, making the resulting loop significantly less ugly.  Also, zap
its trivial PHI nodes, since it's easy.

llvm-svn: 111255
2010-08-17 17:39:21 +00:00
Jim Grosbach
4cf3acbde6 remove trailing whitespace
llvm-svn: 111254
2010-08-17 17:37:22 +00:00
Benjamin Kramer
cc741eccfa Differentiate between RELA and REL relocations, from Roman Divacky.
llvm-svn: 111252
2010-08-17 17:30:07 +00:00