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Commit Graph

1191 Commits

Author SHA1 Message Date
Owen Anderson
add7163c0d Push LLVMContext through the TypeBuilder API. There are no users for this in-tree, so I can't really test it.
If you're using this, and it's broken, please send patches.

llvm-svn: 75257
2009-07-10 18:10:10 +00:00
Owen Anderson
7076f1ffb7 Push LLVMContext through the PatternMatch API.
llvm-svn: 75255
2009-07-10 17:35:01 +00:00
Owen Anderson
1500792c2c Finish pushing LLVMContext through the IRBuilder/ConstantFolder interface.
llvm-svn: 75213
2009-07-10 00:49:53 +00:00
Owen Anderson
49226b1075 This started as a small change, I swear. Unfortunately, lots of things call the [I|F]CmpInst constructors. Who knew!?
llvm-svn: 75200
2009-07-09 23:48:35 +00:00
David Greene
98610d5cfd Add some hooks that a redesigned AsmStream needs to do its job. These
allow derived classes to examine the stream buffer before it's flushed.

llvm-svn: 75199
2009-07-09 23:43:41 +00:00
Dan Gohman
8a58b8f83b Revert the part of 75177 that split ConstantRange into two classes, and
merge the new functionality and unittests into ConstantRange. Thanks to
Nick Lewycky for pointing out that it isn't necessary to have two separate
classes here.

llvm-svn: 75191
2009-07-09 23:16:10 +00:00
Dan Gohman
33251eff97 Add a ConstantSignedRange class, which does for signed integers
what ConstantRange does for unsigned integers. Factor out a
common base class for common functionality.

Add some new functions for performing arithmetic on constant
ranges. Some of these are currently just stubbed out with
conservative implementations.

Add unittests for ConstantRange and ConstantSignedRange.

llvm-svn: 75177
2009-07-09 22:07:27 +00:00
Alisdair Meredith
b74a1f546f Resolve undefined behaviour when ManagedStatic is instantiated with a fixed-length array type.
llvm-svn: 75149
2009-07-09 17:26:16 +00:00
David Greene
3612687754 Add support for other GraphViz display tools. This can help
with very large graphs, where dot isn't necessarily the 
most visually pleasing way of looking at the graph.

llvm-svn: 75144
2009-07-09 17:06:18 +00:00
Jeffrey Yasskin
a34904f9f8 Work around an ICE in gcc-4.2.4.
llvm-svn: 75084
2009-07-09 00:52:44 +00:00
David Greene
d185fbe8a1 Allow users of GraphWriter to display graphs asynchronously. This
provides a way to quickly dump a bunch of graph information to dot files
and display them.  It's a timesaver when working on large systems.

llvm-svn: 75056
2009-07-08 21:53:41 +00:00
Torok Edwin
358888da3a Implement changes from Chris's feedback.
Finish converting lib/Target.

llvm-svn: 75043
2009-07-08 20:53:28 +00:00
Owen Anderson
9331034838 Push LLVMContext _back_ through IRBuilder.
llvm-svn: 75040
2009-07-08 20:50:47 +00:00
Torok Edwin
980729667e Convert more abort() calls to llvm_report_error().
Also remove trailing semicolon.

llvm-svn: 75027
2009-07-08 19:04:27 +00:00
Owen Anderson
332aae685b Switch GlobalVariable ctors to a sane API, where *either* a context or a module is required.
llvm-svn: 75025
2009-07-08 19:03:57 +00:00
Torok Edwin
ad3be984b7 Start converting to new error handling API.
cerr+abort -> llvm_report_error
assert(0)+abort -> LLVM_UNREACHABLE (assert(0)+llvm_unreachable-> abort() included)

llvm-svn: 75018
2009-07-08 18:01:40 +00:00
Chris Lattner
b19709485f convert comments to doxygen style
llvm-svn: 75015
2009-07-08 17:09:18 +00:00
Alisdair Meredith
6be064d4d6 Trial first commit
Fixed build, requires std header before using std::string

llvm-svn: 74995
2009-07-08 09:04:19 +00:00
Nick Lewycky
d46a7b2d22 Remove the vicmp and vfcmp instructions. Because we never had a release with
these instructions, no autoupgrade or backwards compatibility support is
provided.

llvm-svn: 74991
2009-07-08 03:04:38 +00:00
Owen Anderson
7a1f69e433 Push LLVMContext through GlobalVariables and IRBuilder.
llvm-svn: 74985
2009-07-08 01:26:06 +00:00
Devang Patel
3559cabb97 Disable loop index split for now and let nightly tester verify its usefulness.
llvm-svn: 74955
2009-07-07 22:09:42 +00:00
Torok Edwin
375564339a Introduce new error handling API.
This will replace exit()/abort() style error handling with an API
that allows clients to register custom error handling hooks.
The default is to call exit(1) when no error handler is provided.

llvm-svn: 74922
2009-07-07 17:32:34 +00:00
Owen Anderson
121f736d9c "LLVMContext* " --> "LLVMContext *"
llvm-svn: 74878
2009-07-06 23:00:19 +00:00
Owen Anderson
ad3229d281 Thread LLVMContext through the constant folding APIs, which touches a lot of files.
llvm-svn: 74844
2009-07-06 18:42:36 +00:00
Chris Lattner
d49e5380ec switch the .ll parser to use SourceMgr.
llvm-svn: 74735
2009-07-02 23:08:13 +00:00
Chris Lattner
1e3e84eb39 add an explicit class for holding llvm::SourceMgr diagnostics and use
it to print them.  This gives us column numbers in the diag line.  Before:

t.s:4: error: unexpected token in argument list
 mov %eax %edx
          ^

now:
t.s:4:11: error: unexpected token in argument list
 mov %eax %edx
          ^

llvm-svn: 74732
2009-07-02 22:24:20 +00:00
Chris Lattner
4bdaace06e improve the APIs for creating struct and function types with no arguments/elements
to not have to create a temporary vector (in the API at least).  Patch by Jay Foad!

llvm-svn: 74584
2009-07-01 04:13:31 +00:00
Daniel Dunbar
5bec168037 Normalize SourceMgr messages.
- Don't print "Parsing" in front of every message.

 - Take additional "type" argument which is prepended to the message (with ": ")
   if given.

 - Update clients to print errors (warnings) as:
<filename>:<line number>: error(warning): ...

llvm-svn: 74489
2009-06-30 00:49:23 +00:00
Daniel Dunbar
98475719a3 Add SMLoc::isValid method.
- To support using SMLoc as a sentinel.

llvm-svn: 74474
2009-06-29 23:28:55 +00:00
Owen Anderson
90f7655f57 Get rid of the global CFGOnly flag by threading a ShortNames parameters through the GraphViz rendering code.
Update other uses in the codebase for this change.

llvm-svn: 74084
2009-06-24 17:37:09 +00:00
Owen Anderson
226e1d8bda Make timers threadsafe again. This isn't quite as nice as I'd hoped (it uses locking rather than atomic arithmetic),
but should work on all the platforms we care about.

I might revisit this if a totally awesome way to do it occurs to me.

llvm-svn: 74002
2009-06-23 20:52:29 +00:00
Owen Anderson
c11dfb46c1 Revert my last series of commits related to Timer and 64-bit atomics. Not all the targets
we care about are capable of supporting it.

llvm-svn: 73993
2009-06-23 20:17:22 +00:00
Owen Anderson
27a85303fe Actually, these need to be signed integers, not unsigned.
llvm-svn: 73978
2009-06-23 18:21:13 +00:00
Owen Anderson
7b3570b242 Use 64-bit integer counters for tracking time, rather than doubles. This will be more atomic op friendly.
llvm-svn: 73974
2009-06-23 18:12:30 +00:00
Owen Anderson
0cab9cae36 Revert r73923, which broke clang.
llvm-svn: 73957
2009-06-23 16:36:10 +00:00
Owen Anderson
f00516f54d Add guards around timer groups, which can be shared.
llvm-svn: 73923
2009-06-22 23:37:06 +00:00
Chris Lattner
dd95ab3ca9 rename SourceMgr::PrintError to PrintMessage.
llvm-svn: 73861
2009-06-21 21:22:11 +00:00
Chris Lattner
c865ea76a6 move include searching logic from TGLexer to SourceMgr.
llvm-svn: 73845
2009-06-21 05:06:04 +00:00
Chris Lattner
5b9a2d79c0 Rename TGSourceMgr -> SourceMgr.
llvm-svn: 73844
2009-06-21 03:41:50 +00:00
Chris Lattner
4ff2620742 rename TGLoc -> SMLoc.
llvm-svn: 73843
2009-06-21 03:39:35 +00:00
Chris Lattner
4ed87b8790 move TGSourceMgr class out of TableGen into libsupport.
llvm-svn: 73842
2009-06-21 03:36:54 +00:00
Devang Patel
e2b1c9a530 mv CodeGen/DebugLoc.h Support/DebugLoc.h
llvm-svn: 73786
2009-06-19 22:08:58 +00:00
Owen Anderson
64a3af667e Fences are expensive. Avoid doing them when we're not in multithreaded mode.
llvm-svn: 73777
2009-06-19 17:50:11 +00:00
Anton Korobeynikov
fed9dcc88c Revert IRBuilder CC propagation. Fix SimplifyLibCalls instead.
llvm-svn: 73715
2009-06-18 20:05:31 +00:00
Owen Anderson
a59f91c08d Move Threading.[h|cpp] from Support to System.
llvm-svn: 73707
2009-06-18 16:54:52 +00:00
Anton Korobeynikov
82ab724191 Forgot to commit this hunk
llvm-svn: 73693
2009-06-18 08:30:57 +00:00
Anton Korobeynikov
e492bc7546 Propagate calling conv for invokes too
llvm-svn: 73692
2009-06-18 08:13:56 +00:00
Anton Korobeynikov
77a0bd41fc Honour calling convention and attributes of Callee by default.
llvm-svn: 73646
2009-06-17 22:20:46 +00:00
Chris Lattner
ee538a1431 make CreateFMul forward to CreateFMul, not CreateMul.
llvm-svn: 73603
2009-06-17 06:31:02 +00:00
Mikhail Glushenkov
dd69113516 Fix comment.
llvm-svn: 73601
2009-06-17 03:10:10 +00:00
Owen Anderson
30a1b2528a Fix/cleanup trailing newlines.
llvm-svn: 73546
2009-06-16 20:23:05 +00:00
Owen Anderson
b7cdd1a395 Split the thread-related APIs out into their own file, and add a few more
calls for convenience.

llvm-svn: 73512
2009-06-16 17:33:51 +00:00
Dan Gohman
cccda40191 Add a CreateFNeg function to IRBuilder.
llvm-svn: 73437
2009-06-15 22:50:40 +00:00
Bruno Cardoso Lopes
cfa07266cf Simple ELF32/64 binary files can now be emitted for x86 and x86_64 without
relocation sections.

llvm-svn: 73038
2009-06-07 21:22:38 +00:00
Dan Gohman
5f6f8101d5 Split the Add, Sub, and Mul instruction opcodes into separate
integer and floating-point opcodes, introducing
FAdd, FSub, and FMul.

For now, the AsmParser, BitcodeReader, and IRBuilder all preserve
backwards compatability, and the Core LLVM APIs preserve backwards
compatibility for IR producers. Most front-ends won't need to change
immediately.

This implements the first step of the plan outlined here:
http://nondot.org/sabre/LLVMNotes/IntegerOverflow.txt

llvm-svn: 72897
2009-06-04 22:49:04 +00:00
Torok Edwin
5da9f51d1e Add support for outputting ANSI colors to raw_fd_ostream.
llvm-svn: 72854
2009-06-04 07:09:50 +00:00
Daniel Dunbar
57d886ecbc Change LTO to run the global opt pass twice.
- This matches llvm-ld.

It took a bit of archeology to figure out what the right thing to do was
(whether this was intentionally added or intentionally removed). My final
conclusion is that Chris added this intentionally here:
  http://llvm.org/viewvc/llvm-project?view=rev&revision=16913
but the changes weren't propogated to llvm-ld until here:
  http://llvm.org/viewvc/llvm-project?view=rev&revision=34058
which was after lto.cpp had been cloned off (of llvm-ld), here:
  http://llvm.org/viewvc/llvm-project?view=rev&revision=29494

From the commit message, it looks like the motivation for running global opt
again is because we ran it prior to inlining. Based on that I updated the
comment and also only run the pass if we actually ran the inliner.

Chris, please review.

llvm-svn: 72811
2009-06-03 21:51:32 +00:00
Daniel Dunbar
6a35862267 Add createStandardLTOPasses to StandardPasses.h, and move lto and llvm-ld over.
- I know it sounds crazy, but I think all the pass lists are now coalesced into
   StandardPasses.h.

llvm-svn: 72805
2009-06-03 21:06:14 +00:00
Daniel Dunbar
cc8a220a38 Remove some silly code.
llvm-svn: 72788
2009-06-03 18:13:05 +00:00
Daniel Dunbar
2436bbf945 Add StandardPasses.h which embeds the standard compilation passes shared by
clang/llvm-gcc.
 - Implemented as inline functions for linking simplicity.

llvm-svn: 72786
2009-06-03 17:52:39 +00:00
Dan Gohman
50b57a3cc7 Change TargetFolder's TD member from a reference to a
pointer, now that ConstantFoldConstantExpression can
accept a null TargetData pointer.

llvm-svn: 72744
2009-06-03 00:13:48 +00:00
Dan Gohman
76f405a65f Fix the name of the function in this comment.
llvm-svn: 72666
2009-05-31 16:18:03 +00:00
Bruno Cardoso Lopes
d9c92b3825 Add AMD64 elf machine type
llvm-svn: 72635
2009-05-30 21:05:47 +00:00
Dan Gohman
17d7639520 Add an accessor method to return the insertion point.
llvm-svn: 72184
2009-05-20 21:45:41 +00:00
Owen Anderson
4f6709ebd6 Have llvm_start_multithreaded return a bool indicating whether multithreaded
initialization succeeded or not, rather than just asserting.

llvm-svn: 72182
2009-05-20 21:03:06 +00:00
Owen Anderson
47460293cf Add llvm_start_multithreaded(), which starts up the LLVM internals in thread-safe mode. Provide double-check locking
initialization of ManagedStatic's when running in thread-safe mode.

llvm-svn: 72151
2009-05-20 00:39:20 +00:00
Owen Anderson
a5fc80c2c6 Back out the thread-safe ManagedStatic for now. Too many people have too many problems with it for the moment.
llvm-svn: 71931
2009-05-16 07:20:52 +00:00
Owen Anderson
f77567f7ac Factor out some common code, fix more typoes, and add a memory fence that might be needed.
llvm-svn: 71853
2009-05-15 08:22:07 +00:00
Owen Anderson
c69f0d9a11 Fix an unfortunate typo.
llvm-svn: 71852
2009-05-15 08:07:23 +00:00
Owen Anderson
7ded7b9a62 Now with working on Leopard!
llvm-svn: 71819
2009-05-15 00:01:40 +00:00
Owen Anderson
3451ee22e8 Make ManagedStatic threadsafe by using atomic operations.
llvm-svn: 71796
2009-05-14 21:26:50 +00:00
Dale Johannesen
18cc7c12b7 Add an int64_t variant of abs, for host environments
without one.  Use it where we were using abs on
int64_t objects.
(I strongly suspect the casts to unsigned in the
fragments in LoopStrengthReduce are not doing whatever
the original intent was, but the obvious change to
uint64_t doesn't work.  Maybe later.)

llvm-svn: 71612
2009-05-13 00:24:22 +00:00
Mike Stump
6ee41e64c8 Add DW_AT_APPLE_isa and DW_AT_APPLE_block. Radar 6867696
llvm-svn: 71479
2009-05-11 21:58:01 +00:00
Dan Gohman
3817464c23 Add simplify_type specializations to allow WeakVH, AssertingVH, and
CallbackVH to participate in dyn_cast, isa, etc. without needing
an explicit conversion.

llvm-svn: 71087
2009-05-06 17:12:48 +00:00
Evan Cheng
0d781df8dc Quotes should be printed before private prefix; some code clean up.
llvm-svn: 71032
2009-05-05 22:50:29 +00:00
Dan Gohman
6d1ffab07b Add an explicit keyword.
llvm-svn: 71022
2009-05-05 21:23:20 +00:00
Dan Gohman
dc96a23780 Apply Jeffrey Yasskin's CallbackVH patch, with minor tweaks from me
to make the copy constructor and destructor protected, and corresponding
adjustments to the unittests.

llvm-svn: 70644
2009-05-02 21:10:48 +00:00
Dan Gohman
8b692f87a7 Include <limits.h> to get the definition of CHAR_BIT.
llvm-svn: 70643
2009-05-02 21:03:21 +00:00
Chris Lattner
b7947ae607 Drop the default assumption about alignment down to 2 bits from 3. This apparently
helps some problems on win32 platforms (PR4119)

llvm-svn: 70603
2009-05-01 23:48:33 +00:00
Jeffrey Yasskin
7263dc71e2 Add a mention of TypeBuilder to the programmer's manual, and clean up the class
comment a bit.

llvm-svn: 70515
2009-04-30 22:33:41 +00:00
Torok Edwin
1400b41bf1 Make dataflow iteration possible on Value*, not only on User*: df_ext_iterator<Value*, SmallPtrSet<const Value*, 16> >
llvm-svn: 70496
2009-04-30 17:09:22 +00:00
Bill Wendling
3f4c6171d1 Add support for a character after a command line option. Like '-Os'.
llvm-svn: 70437
2009-04-29 23:26:16 +00:00
Jeffrey Yasskin
114afdef8b Add tests for WeakVH and AssertingVH. These pointed out that the overloads for
the comparison operators were not only unnecessary in the presence of the
implicit conversion; they caused ambiguous overload errors. So I deleted them.

llvm-svn: 70243
2009-04-27 20:32:07 +00:00
Chris Lattner
46c25c1285 Add a new TypeBuilder helper class, which eases making LLVM IR types.
Patch by Jeffrey Yasskin!

llvm-svn: 70084
2009-04-25 22:14:04 +00:00
Owen Anderson
1cf271e1d8 Add caching of predecessor counts as well as predecessors themselves.
llvm-svn: 69791
2009-04-22 08:46:33 +00:00
Douglas Gregor
bdeba00c46 Make all raw_ostreams support the tell() function.
llvm-svn: 69583
2009-04-20 07:34:17 +00:00
Nick Lewycky
3e04213f1f Fix missing text in doxygen documentation.
llvm-svn: 69529
2009-04-19 18:20:21 +00:00
Nick Lewycky
e5b361c13a Cleanup. Remove redundant llvm:: , we don't need them since we're inside
namespace llvm already.

llvm-svn: 68774
2009-04-10 06:54:06 +00:00
Nick Lewycky
0f4dbe06e7 Add utility function to IRBuilder that takes the difference between two
pointers, taking into account the size of the pointed-to object.
Patch by Jeffrey Yasskin!

llvm-svn: 68768
2009-04-10 05:30:48 +00:00
Chris Lattner
fc47fb0629 Remove AllowInverse: it leaks memory and is not the right
abstraction for CommandLine.

llvm-svn: 68588
2009-04-08 03:43:51 +00:00
Mikhail Glushenkov
80402f1dc8 Add segment flag bits to ELF.h.
llvm-svn: 68438
2009-04-05 09:07:08 +00:00
Daniel Dunbar
7c98197368 Add fast path for raw_ostream output of strings.
- Particularly nice for small constant strings, which get optimized
   down nicely. On a synthetic benchmark writing out "hello" in a
   loop, this is about 2x faster with gcc and 3x faster with
   llvm-gcc. llc on insn-attrtab.bc from 403.gcc is about .5% faster.

 - I tried for a fancier solution which wouldn't increase code size as
   much (by trying to match constant arrays), but can't quite make it
   fly.

llvm-svn: 68396
2009-04-03 18:43:17 +00:00
Chris Lattner
108305e9d3 Work around an apparent GCC miscompilation by specializing different,
this fixes a regression on some compilers from r68147.

llvm-svn: 68356
2009-04-03 00:26:01 +00:00
Chris Lattner
67af801e8b add missing *
llvm-svn: 68350
2009-04-02 23:53:03 +00:00
Dan Gohman
770f4158e5 Use CHAR_BIT instead of hard-coding 8 in several places where it
is appropriate. This helps visually differentiate host-oriented
calculations from target-oriented calculations.

llvm-svn: 68227
2009-04-01 18:45:54 +00:00
Misha Brukman
ea884c9e5e * Fixed spelling of `invertible'
* Simplified if statement

llvm-svn: 68163
2009-04-01 00:15:46 +00:00
Chris Lattner
2dd3b48ac1 add a converting operator
llvm-svn: 68158
2009-03-31 23:09:51 +00:00
Chris Lattner
939313c44a Add two new classes: WeakVH and AssertingVH. These are both "ValueHandles",
which are effectively smart pointers to Value*'s.  They are both very light
weight and simple, and react to values being destroyed or being RAUW'd.

WeakVN does a best effort to follow a value around, including through RAUW 
operations and will get nulled out of the value is destroyed.  This is useful
for the eventual "metadata that references a value" work, because it is a
reference to a value that does not show up on its use_* list.

AssertingVH is a pointer that compiles down to a dumb raw pointer when 
assertions are disabled.  When enabled, it emits an assertion if the 
pointed-to value is destroyed while it is still being referenced.  This
is very useful for Maps and other things, and should have caught the recent
bugs in CallGraph and Reassociate, for example.

llvm-svn: 68149
2009-03-31 22:11:05 +00:00
Chris Lattner
982ca20570 teach PointerLikeTypeTraits that all pointers to pointers may only be 4-byte aligned.
llvm-svn: 68147
2009-03-31 21:28:39 +00:00
Bill Wendling
668e03b2b8 Constify check. This fixes PR3900.
llvm-svn: 68013
2009-03-29 20:08:56 +00:00
Chris Lattner
afd5e460c3 Add a PointerLikeTypeTraits specialization for uintptr_t
llvm-svn: 67985
2009-03-29 06:00:21 +00:00
Chris Lattner
9dc97aa7bf Replace the PointerLikeTypeTraits::getNumLowBitsAvailable
function with a new NumLowBitsAvailable enum, which makes the
value available as an integer constant expression.

Add PointerLikeTypeTraits specializations for Instruction* and
Use** since they are only guaranteed 4-byte aligned.

Enhance PointerIntPair to know about (and enforce) the alignment
specified by PointerLikeTypeTraits.  This should allow things 
like PointerIntPair<PointerIntPair<void*, 1,bool>, 1, bool> 
because the inner one knows that 2 low bits are free.

llvm-svn: 67979
2009-03-29 04:32:37 +00:00
Chris Lattner
a78775615b rename PointerLikeTypeInto to PointerLikeTypeTraits, add trait for
# low bits free, and move to its own header.

llvm-svn: 67973
2009-03-29 00:39:30 +00:00
Chris Lattner
601a4d8c70 move a large method out of line.
llvm-svn: 67892
2009-03-28 02:08:47 +00:00
Mike Stump
f25de0da23 Allow invertable -xno- style optins as well.
llvm-svn: 67862
2009-03-27 20:12:55 +00:00
Chris Lattner
4fe63a51eb add method to access a template argument.
llvm-svn: 67458
2009-03-22 00:18:18 +00:00
Sebastian Redl
e4e5b1c2f2 Fix the Win32 VS2008 build:
- Make type declarations match the struct/class keyword of the definition.
 - Move AddSignalHandler into the namespace where it belongs.
 - Correctly call functions from template base.
 - Some other small changes.
With this patch, LLVM and Clang should build properly and with far less noise under VS2008.

llvm-svn: 67347
2009-03-19 23:26:52 +00:00
Daniel Dunbar
7c9dba0950 Add BUILTIN_EXPECT Support/Compiler macro.
- Use for exceptional buffer conditions in raw_ostream:write to shave
   off a cycle or two.

 - Please rename if you have a better one.

llvm-svn: 67103
2009-03-17 21:15:18 +00:00
Daniel Dunbar
e9d33b08eb raw_ostream: Return '*this' explicitly (instead of implicitly via
write) to expose more alias information.

llvm-svn: 67070
2009-03-17 01:53:36 +00:00
Daniel Dunbar
b04be1838d raw_ostream: Rework implementation of unbuffered streams so outputting
a single character requires only one branch to follow slow path.
 - Never use a buffer when writing on an unbuffered stream.

 - Move default buffer size to header.

llvm-svn: 67066
2009-03-17 01:13:35 +00:00
Daniel Dunbar
2062a58347 raw_ostream: Replace flush_impl with write_impl, which takes data to
write as arguments.
 - Add raw_ostream::GetNumBytesInBuffer.
 - Privatize buffer pointers.
 - Get rid of slow and unnecessary code for writing out large strings.

llvm-svn: 67060
2009-03-16 23:29:31 +00:00
Daniel Dunbar
c2d554fe0b raw_ostream: Lift out flush_nonempty.
- Flush a known non-empty buffers; enforces the interface to
   flush_impl and kills off HandleFlush (which I saw no reason to be
   an inline method, Chris?).

 - Clarify invariant that flush_impl is only called with OutBufCur >
   OutBufStart.

 - This also cleary collects all places where we have to deal with the
   buffer possibly not existing.

 - A few more comments and fixing the unbuffered behavior remain in
   this commit sequence.

llvm-svn: 67057
2009-03-16 22:55:06 +00:00
Daniel Dunbar
c64fdabf4f Add slow path for single character write, and use exclusively for
single characters writes outside of the fast path in raw_ostream.h

llvm-svn: 67053
2009-03-16 22:00:17 +00:00
Bill Wendling
96e37540a0 Revert r66920. It was causing failures in the self-hosting buildbot (in release
mode).

Running /Volumes/Sandbox/Buildbot/llvm/full-llvm/build/llvmCore/test/BugPoint/dg.exp ...
FAIL: /Volumes/Sandbox/Buildbot/llvm/full-llvm/build/llvmCore/test/BugPoint/crash-narrowfunctiontest.ll
Failed with signal(SIGBUS) at line 1
while running: bugpoint /Volumes/Sandbox/Buildbot/llvm/full-llvm/build/llvmCore/test/BugPoint/crash-narrowfunctiontest.ll -bugpoint-crashcalls -silence-passes > /dev/null
0   bugpoint          0x0035dd25 llvm::sys::SetInterruptFunction(void (*)()) + 85
1   bugpoint          0x0035e382 llvm::sys::RemoveFileOnSignal(llvm::sys::Path const&, std::string*) + 706
2   libSystem.B.dylib 0x92f112bb _sigtramp + 43
3   libSystem.B.dylib 0xffffffff _sigtramp + 1829694831
4   bugpoint          0x00021d1c main + 92
5   bugpoint          0x00002106 start + 54
6   bugpoint          0x00000004 start + 18446744073709543220
Stack dump:
0.    Program arguments: bugpoint /Volumes/Sandbox/Buildbot/llvm/full-llvm/build/llvmCore/test/BugPoint/crash-narrowfunctiontest.ll -bugpoint-crashcalls -silence-passes 

FAIL: /Volumes/Sandbox/Buildbot/llvm/full-llvm/build/llvmCore/test/BugPoint/misopt-basictest.ll
Failed with signal(SIGBUS) at line 1
while running: bugpoint /Volumes/Sandbox/Buildbot/llvm/full-llvm/build/llvmCore/test/BugPoint/misopt-basictest.ll -dce -bugpoint-deletecalls -simplifycfg -silence-passes
0   bugpoint          0x0035dd25 llvm::sys::SetInterruptFunction(void (*)()) + 85
1   bugpoint          0x0035e382 llvm::sys::RemoveFileOnSignal(llvm::sys::Path const&, std::string*) + 706
2   libSystem.B.dylib 0x92f112bb _sigtramp + 43
3   libSystem.B.dylib 0xffffffff _sigtramp + 1829694831
4   bugpoint          0x00021d1c main + 92
5   bugpoint          0x00002106 start + 54
6   bugpoint          0x00000006 start + 18446744073709543222
Stack dump:
0.    Program arguments: bugpoint /Volumes/Sandbox/Buildbot/llvm/full-llvm/build/llvmCore/test/BugPoint/misopt-basictest.ll -dce -bugpoint-deletecalls -simplifycfg -silence-passes 

FAIL: /Volumes/Sandbox/Buildbot/llvm/full-llvm/build/llvmCore/test/BugPoint/remove_arguments_test.ll
Failed with signal(SIGBUS) at line 1
while running: bugpoint /Volumes/Sandbox/Buildbot/llvm/full-llvm/build/llvmCore/test/BugPoint/remove_arguments_test.ll  -bugpoint-crashcalls -silence-passes
0   bugpoint          0x0035dd25 llvm::sys::SetInterruptFunction(void (*)()) + 85
1   bugpoint          0x0035e382 llvm::sys::RemoveFileOnSignal(llvm::sys::Path const&, std::string*) + 706
2   libSystem.B.dylib 0x92f112bb _sigtramp + 43
3   libSystem.B.dylib 0xffffffff _sigtramp + 1829694831
4   bugpoint          0x00021d1c main + 92
5   bugpoint          0x00002106 start + 54
Stack dump:
0.    Program arguments: bugpoint /Volumes/Sandbox/Buildbot/llvm/full-llvm/build/llvmCore/test/BugPoint/remove_arguments_test.ll -bugpoint-crashcalls -silence-passes 

--- Reverse-merging (from foreign repository) r66920 into '.':
U    include/llvm/Support/CallSite.h
U    include/llvm/Instructions.h
U    lib/Analysis/IPA/GlobalsModRef.cpp
U    lib/Analysis/IPA/Andersens.cpp
U    lib/Bitcode/Writer/BitcodeWriter.cpp
U    lib/VMCore/Instructions.cpp
U    lib/VMCore/Verifier.cpp
U    lib/VMCore/AsmWriter.cpp
U    lib/Transforms/Utils/LowerInvoke.cpp
U    lib/Transforms/Scalar/SimplifyCFGPass.cpp
U    lib/Transforms/IPO/PruneEH.cpp
U    lib/Transforms/IPO/DeadArgumentElimination.cpp

llvm-svn: 66953
2009-03-13 21:15:59 +00:00
Gabor Greif
6a76677e1b Second installment of "BasicBlock operands to the back"
changes.

For InvokeInst now all arguments begin at op_begin().
The Callee, Cont and Fail are now faster to get by
access relative to op_end().

This patch introduces some temporary uglyness in CallSite.
Next I'll bring CallInst up to a similar scheme and then
the uglyness will magically vanish.

This patch also exposes all the reliance of the libraries
on InvokeInst's operand ordering. I am thinking of taking
care of that too.

llvm-svn: 66920
2009-03-13 18:27:29 +00:00
Daniel Dunbar
0401add555 raw_ostream: unbuffered streams weren't being immediately flushed on
single character writes.

llvm-svn: 66827
2009-03-12 22:02:44 +00:00
Mon P Wang
12fd8e63d9 Changed Allocate to use size_t instead of unsigned.
llvm-svn: 66602
2009-03-10 23:48:49 +00:00
Dan Gohman
6eec7905d5 Add an explicit keyword.
llvm-svn: 66595
2009-03-10 23:10:46 +00:00
Mon P Wang
5645b8cdc5 Fixed rounding up EltSize
llvm-svn: 66594
2009-03-10 23:04:40 +00:00
Daniel Dunbar
b60a074565 PR3478: raw_ostream should not buffer stderr
- Add unbuffered flag to raw_ostream, forwarded by raw_fd_ostream and
   used by raw_stderr_ostream.

llvm-svn: 66545
2009-03-10 16:21:55 +00:00
Daniel Dunbar
0ff8bd900a Add C++ marker.
llvm-svn: 66543
2009-03-10 15:56:48 +00:00
Daniel Dunbar
4050346c70 Add IRBuilder::CreateConstGEP{1, 2}_{32, 64}.
- Names are lame, but it seems better to be explicit.

llvm-svn: 66295
2009-03-06 22:26:07 +00:00
Gabor Greif
5291d4d65b ooops, forgot to include the pointless-write eliminator in my previous checkin
llvm-svn: 66081
2009-03-04 21:54:31 +00:00
Chris Lattner
84424b02bb add some helper classes for building light-weight symbolic stack traces
that get printed when a program crashes.  This is the first step of many.

llvm-svn: 66076
2009-03-04 21:40:23 +00:00
Gabor Greif
9a8e64c76f Give sentinel traits the right to determine the policy where the sentinel is kept.
This should result in less indirect memory accesses, less dead writes and tighter code.

llvm-svn: 66061
2009-03-04 20:36:44 +00:00
Misha Brukman
7ee4196e74 Removed trailing whitespace.
llvm-svn: 65196
2009-02-20 22:51:36 +00:00
Chris Lattner
733259fd3a allow TimeRegion to take a potentially-null pointer to a
timer for clang.

llvm-svn: 64874
2009-02-18 01:48:17 +00:00
Devang Patel
25f2741ae9 The debugger sometimes lookup dynamically in the runtime to find ivar info of any Objective-C classes. It would be very helpful to debugger if the compiler encodes runtime version number in DWARF.
Add support for two additional DWARF attributes to encode Objective-C runtime version number.

llvm-svn: 64834
2009-02-17 22:43:44 +00:00
Daniel Dunbar
778db8ec9b Add llvm::RoundUpToAlignment.
- No functionality change.

llvm-svn: 64691
2009-02-16 22:57:04 +00:00
Ted Kremenek
fa7348b283 Deallocate() methods now take a 'const void*' instead of a 'void *', matching observed behavior with how 'delete[]' can be used.
llvm-svn: 63956
2009-02-06 19:34:14 +00:00
Chris Lattner
2f95b79fee add a method to BumpPtrAllocator that allows allocating elements
with a specified alignment.

llvm-svn: 63629
2009-02-03 07:39:50 +00:00
Mike Stump
4c8ca99bb1 Improve -fno-opt style option processing to not require an extra
option to make the -fno- form on the option.  We also document the new
form in the CommandLine documentation.

llvm-svn: 63559
2009-02-02 22:48:49 +00:00
Mike Stump
a0b25f92ce Add opposite_of and inverse_opt to support -fno- style options. This
is necessary for eventual gcc commmand line compatibility.

llvm-svn: 63384
2009-01-30 08:19:46 +00:00
Ted Kremenek
d8045c9154 Add method raw_fd_ostream::seek() for random access within a file.
llvm-svn: 63044
2009-01-26 21:42:04 +00:00
Devang Patel
d980abaae2 Introduce two DWARF attribute extentions DW_AT_APPLE_optimized, DW_AT_APPLE_flags.
DW_AT_APPLE_optimized flag is set when a compile_unit is optimized. The debugger takes advantage of this information some way.

DW_AT_APPLE_flags encodes command line options when certain env. variable is set. This is used by build engineers to track various gcc command lines used by by  a project, irrespective of whether the project used makefile, Xcode or something else.

llvm-gcc patch is next.

llvm-svn: 62888
2009-01-23 22:33:47 +00:00
Gabor Greif
d56b0a8c03 introduce a useful abstraction to find out if a Use is in the call position of an instruction
llvm-svn: 62788
2009-01-22 21:35:57 +00:00
Dale Johannesen
a5699a1e8b Do not use host floating point types when emitting
ASCII IR; loading and storing these can change the
bits of NaNs on some hosts.  Remove or add warnings
at a few other places using host floating point;
this is a bad thing to do in general.

llvm-svn: 62712
2009-01-21 20:32:55 +00:00
Devang Patel
2f92bb62a8 indentation...
llvm-svn: 62603
2009-01-20 19:23:29 +00:00
Devang Patel
ccc3162f69 Need only one set of debug info versions enum.
llvm-svn: 62602
2009-01-20 19:22:03 +00:00
Gabor Greif
d46326b0da make comparisons a bist faster
llvm-svn: 62428
2009-01-17 19:03:45 +00:00
Mikhail Glushenkov
b0aa02acee Support for multi-valued options in CommandLine
Makes possible to specify options that take multiple arguments (a-la
-sectalign on Darwin). See documentation for details.

llvm-svn: 62372
2009-01-16 22:54:19 +00:00
Mikhail Glushenkov
49be18cfc6 Registry.h should not depend on CommandLine.h.
Split Support/Registry.h into two files so that we have less to
recompile every time CommandLine.h is changed.

llvm-svn: 62312
2009-01-16 07:02:28 +00:00
Mikhail Glushenkov
5000223556 Delete trailing whitespace.
llvm-svn: 62307
2009-01-16 06:53:46 +00:00
Rafael Espindola
0aba6c9435 Add the private linkage.
llvm-svn: 62279
2009-01-15 20:18:42 +00:00
Ted Kremenek
da4930d361 Add member template MallocAllocator::Allocate(Num) (to match the same function in BumpPtrAllocator).
llvm-svn: 62202
2009-01-14 00:38:21 +00:00
Rafael Espindola
2fed481c49 Remove some dead code from the days llvm had type planes.
There might be more dead code, but with llvm-gcc bootstrap broken on linux x86-64 it is had to test :-(

llvm-svn: 62088
2009-01-12 15:53:25 +00:00
Gabor Greif
436a7dd98c drats! remove tabs
llvm-svn: 62056
2009-01-11 22:39:04 +00:00
Gabor Greif
20c5fd503d simplify CallSite helper class to not consult the Instruction's
opcode on each delegation.
Instead the information is cached on construction and the cached flag used thereafter.
Introduced two predicates: isCall and isInvoke.

llvm-svn: 62055
2009-01-11 22:33:22 +00:00
Chris Lattner
0e3c4e89eb remove DebugInfoBuilder, it has been subsumed by Analysis/DebugInfo.h
llvm-svn: 61898
2009-01-07 23:25:06 +00:00
Chris Lattner
ff7c07ce73 no need to negate the APInt for 0.
llvm-svn: 61777
2009-01-06 00:06:25 +00:00
Chris Lattner
33b4e3aad4 Change m_ConstantInt and m_SelectCst to take their constant integers
as template arguments instead of as instance variables, exposing more
optimization opportunities to the compiler earlier.

llvm-svn: 61776
2009-01-05 23:53:12 +00:00
Chris Lattner
e10764369d make m_ConstantInt(int64_t) safely match ConstantInt's that are larger than i64.
This fixes an instcombine crash on PR3235.

llvm-svn: 61775
2009-01-05 23:45:50 +00:00
Dan Gohman
8271066844 Tidy up #includes, deleting a bunch of unnecessary #includes.
llvm-svn: 61715
2009-01-05 17:59:02 +00:00
Chris Lattner
486c88dbf1 add #include guards, thanks Dan.
llvm-svn: 61619
2009-01-04 01:28:00 +00:00
Misha Brukman
2d4b2dd2d3 * Alphabetized system headers per the style guide
* Minor spacing and comment cleanups

llvm-svn: 61590
2009-01-02 20:26:30 +00:00
Chris Lattner
6eb2690ea4 newline at end of phile
llvm-svn: 60744
2008-12-09 06:32:32 +00:00
Chris Lattner
14f67ea7b5 pred_iterator got a lot slower since use-diet landed. This is a
really simple cache class for these queries.  Hopefully this can
be removed if pred_iterator speeds back up.

llvm-svn: 60742
2008-12-09 06:27:07 +00:00
Ted Kremenek
a851e459e1 Have raw_fd_ostream keep track of the position in the file to make tell() go faster by not requiring a flush().
llvm-svn: 60560
2008-12-04 22:51:11 +00:00
Ted Kremenek
b31e49cd47 Add 'tell' method to raw_fd_ostream that clients can use to query the current location in the file the stream is writing to.
llvm-svn: 60085
2008-11-26 03:33:13 +00:00
Nuno Lopes
821f6d257e change AnnotationManager to use 'const char*' instead of std::string. this fixes the leakage of those strings and avoids the creation of such strings in static cosntructors (should result in a little improvement of startup time)
llvm-svn: 60064
2008-11-26 00:00:44 +00:00
Scott Michel
d8a57b624e Roll back rev 59890, since Chris says this can never happen.
llvm-svn: 59914
2008-11-23 19:22:48 +00:00
Scott Michel
0da772db1c Check for NULL before traversing the isa<> type hierarchy checking with a
NULL-based reference.

Note: Encountered this a few times on Tiger + gcc 4.0.1. Might just be a
platform-specific compiler issue, but it's good defensive programming in any
case.

llvm-svn: 59890
2008-11-22 23:49:26 +00:00
Chris Lattner
e111ce1265 add a write method.
llvm-svn: 59595
2008-11-19 06:45:06 +00:00
Chris Lattner
047dc0a77a add a new m_Specific pattern that matches only if we have a specific Value*.
llvm-svn: 59393
2008-11-16 04:38:30 +00:00
Chris Lattner
f612178d64 add a new template for matching a select between two constants.
llvm-svn: 59391
2008-11-16 04:33:10 +00:00
Nick Lewycky
3889c7ebf0 Clean up some strange whitespace.
llvm-svn: 59373
2008-11-15 20:32:33 +00:00
Daniel Dunbar
a830cb14f3 Add Binary flag to raw_fd_ostream constructor.
Document raw_fd_ostream's treatment of "-".

llvm-svn: 59219
2008-11-13 05:01:07 +00:00
Anton Korobeynikov
d47d0bc96c Symbol visibility is unsupported on cygwin too.
Patch by Jay Foad!

llvm-svn: 58520
2008-10-31 18:05:01 +00:00
Dan Gohman
50061675c5 Canonicalize sext(i1) to i1?-1:0, and update various instcombine
optimizations accordingly.

llvm-svn: 58457
2008-10-30 20:40:10 +00:00
Bill Wendling
b8d234c2e3 Revert r58411. The user needs to #define this when using the JITMemoryManager.h header.
llvm-svn: 58414
2008-10-30 01:22:58 +00:00
Bill Wendling
9ebb27a645 Revert part of r58048. It was breaking on SnowLeopard claiming that
"__STDC_CONSTANT_MACROS" needs to be #defined first.

llvm-svn: 58411
2008-10-30 00:11:55 +00:00
Dan Gohman
8edffdd299 Fix the name of the include guard to match the filename.
llvm-svn: 58310
2008-10-28 00:52:46 +00:00
Oscar Fuentes
5021ba82e0 CMake: Sync'ed DataTypes.h.cmake with DataTypes.h.in.
llvm-svn: 58131
2008-10-25 03:25:11 +00:00
Ted Kremenek
b04b85f615 Added raw_fd_ostream::close().
llvm-svn: 58052
2008-10-23 23:49:09 +00:00
Steve Naroff
ea17111230 Changes to make the Windows build work...
- Add a file to the VC++ project.
- Make sure the clang driver links against the Transforms library.
- Incorporate changes from patch by Dan Gohman.

llvm-svn: 58048
2008-10-23 23:28:23 +00:00
Argyrios Kyrtzidis
6ffea1355c Introduce INT64_C macro and unbreak LLVM on MSVC.
llvm-svn: 58039
2008-10-23 17:20:39 +00:00
Daniel Dunbar
aa7a7ae8d5 Clear raw_fd_ostream error string on success and explain behavior in
documentation.

Add C++ header marker.

llvm-svn: 57923
2008-10-21 19:53:10 +00:00
Daniel Dunbar
553c69eecd Rename IRBuilder::IsNonNull -> IsNotNull in response to feedback.
llvm-svn: 56953
2008-10-02 17:05:03 +00:00
Daniel Dunbar
fe82c1180a Add IRBuilder::{CreateIsNull, CreateIsNonNull} helper methods.
- I'm open to the idea that these could have better names. I think
   these read better than CreateEQNull and CreateNENull.

llvm-svn: 56757
2008-09-27 23:22:55 +00:00
Devang Patel
64dd7a2e89 Large mechanical patch.
s/ParamAttr/Attribute/g
s/PAList/AttrList/g
s/FnAttributeWithIndex/AttributeWithIndex/g
s/FnAttr/Attribute/g

This sets the stage 
- to implement function notes as function attributes and 
- to distinguish between function attributes and return value attributes.

This requires corresponding changes in llvm-gcc and clang.

llvm-svn: 56622
2008-09-25 21:00:45 +00:00
Devang Patel
a3e9bf1bca s/ParameterAttributes/Attributes/g
llvm-svn: 56513
2008-09-23 23:03:40 +00:00
Oscar Fuentes
0f25988689 Initial support for the CMake build system.
llvm-svn: 56419
2008-09-22 01:08:49 +00:00
Nuno Lopes
8d481ade2f plug memleak: destroy internal buffer
llvm-svn: 55632
2008-09-02 12:06:08 +00:00
Evan Cheng
20b295388f Add DebugInfoBuilder. Patch by Talin!
llvm-svn: 55409
2008-08-27 06:51:14 +00:00
Ted Kremenek
5f192023b2 Grammar fix.
llvm-svn: 55371
2008-08-26 16:41:15 +00:00
Ted Kremenek
909c1c36e2 Added "str()" method to raw_string_ostream.
str() mirrors the same method in std::ostringstream.
str() flushes the buffered stream contents to string and returns a reference to the string.

llvm-svn: 55370
2008-08-26 16:34:01 +00:00
Chris Lattner
3ad9fe55e5 Add raw_stream adaptors that write into an std::string and SmallVector/SmallString.
llvm-svn: 55265
2008-08-23 22:43:04 +00:00
Chris Lattner
fe3155fc62 Switch the asmprinter (.ll) and all the stuff it requires over to
use raw_ostream instead of std::ostream.  Among other goodness,
this speeds up llvm-dis of kc++ with a release build from 0.85s
to 0.49s (88% faster).

Other interesting changes:
 1) This makes Value::print be non-virtual.
 2) AP[S]Int and ConstantRange can no longer print to ostream directly, 
    use raw_ostream instead.
 3) This fixes a bug in raw_os_ostream where it didn't flush itself 
    when destroyed.
 4) This adds a new SDNode::print method, instead of only allowing "dump".


A lot of APIs have both std::ostream and raw_ostream versions, it would
be useful to go through and systematically anihilate the std::ostream 
versions.

This passes dejagnu, but there may be minor fallout, plz let me know if
so and I'll fix it.

llvm-svn: 55263
2008-08-23 22:23:09 +00:00
Chris Lattner
719fad27a8 Split format() out to its own file, add support for formatting
up to three values in one call.

llvm-svn: 55251
2008-08-23 19:48:00 +00:00
Chris Lattner
9ef2c187a0 conditionalize this to work on windows, untested but it should work
according to the intarnetz

llvm-svn: 55248
2008-08-23 19:27:03 +00:00
Chris Lattner
b7914ec04e add a simple mechanism for formatted output. This gives raw_ostream's
all the power and risk of fprintf format strings.  Use them like this:

  OS << format("%10.4f", 42.0) << "\n" << format("%x", 42) << '\n';

llvm-svn: 55246
2008-08-23 19:23:10 +00:00
Nicolas Geoffray
00aced70f5 Also overload for char, since the "char" type depends on the host.
llvm-svn: 55173
2008-08-22 08:44:47 +00:00
Owen Anderson
e17306778c Overload for both signed and unsigned char.
llvm-svn: 55171
2008-08-22 07:42:25 +00:00
Owen Anderson
5a542e7eda Move non-trivial methods out of line to avoid code-size bloat.
llvm-svn: 55138
2008-08-21 20:58:52 +00:00
Owen Anderson
902453c302 Implement operator<< in terms of basic types rather than [u]int*_t, which is better for portability. There might be some way to factor this all with metaprogramming magic, but I'm not sure how offhand.
llvm-svn: 55114
2008-08-21 06:20:47 +00:00
Eli Friedman
fdab2ca258 Remove size_t operator; this unbreaks the build on Linux. Committing on
the suggestion of resistor.

If this breaks some other platform, please go ahead and back this out.

llvm-svn: 55106
2008-08-21 04:28:31 +00:00
Owen Anderson
2c1d54952b Use raw_ostream throughout the AsmPrinter.
llvm-svn: 55092
2008-08-21 00:14:44 +00:00
Chris Lattner
f155e446fd add raw_ostream method for emitting an unsigned.
llvm-svn: 54972
2008-08-19 04:23:02 +00:00
Gordon Henriksen
0a5e079b8e Don't require Registry specializations to define random static variables.
llvm-svn: 54902
2008-08-17 19:08:34 +00:00
Cedric Venet
e1e9213f95 Make it compile on VC2005:
- update VC projects.
- Add an overload to llvm::Stream for <<, since std::hex and std::dec have type std::ios_base& (*)(std::ios_base&) in VC++. (templating the function don't work, due to ambiguities)
- add ../ on several include in X86/AsmPrinter/

llvm-svn: 54898
2008-08-17 18:24:26 +00:00
Nick Lewycky
7d6a6f4509 Fix build on GCC 4.3.
llvm-svn: 54870
2008-08-17 06:40:16 +00:00
Chris Lattner
dab4a64423 add support for a cout/cerr analog (outs()/errs()) as well as
a simple adaptor class to give raw output capabilities to 
something that wants to write to an ostream.

llvm-svn: 54865
2008-08-17 04:13:37 +00:00
Chris Lattner
eef022091c rename OutputData to 'write' to match ostream.
llvm-svn: 54857
2008-08-17 01:46:05 +00:00
Chris Lattner
fd2dd46dcd remove accidental comment.
llvm-svn: 54856
2008-08-17 01:35:54 +00:00
Chris Lattner
312d8de59b add a new raw_ostream class which is an extremely high performance ostream that
can *only* output data (no seeking, reading, etc).  This is adapted from the
clang "-E outputter", and is roughly 10% faster than stdio on darwin and 30%
(or more) faster than std::ostream.

llvm-svn: 54855
2008-08-17 01:35:29 +00:00
Duncan Sands
77e09ca5d0 Rename this, in case people think that NullFolder
has something to do with folding null values.

llvm-svn: 54725
2008-08-13 08:56:48 +00:00
Duncan Sands
0f1ba9dee5 Add a NullFolder class that doesn't fold constants.
This may be used as the second IRBuilder template
parameter, the idea being that people learning LLVM
may find it helpful (several people asked on IRC
if it was possible to turn off constant folding
because it made it hard for them to see what was
going on).  Compiles, but otherwise completely
untested.

llvm-svn: 54698
2008-08-12 20:39:27 +00:00
Duncan Sands
ceacf7d17b Point people to ConstantExpr and ConstantFolding,
in case they get the wrong idea.  Fit in 80 columns.

llvm-svn: 54676
2008-08-12 09:43:15 +00:00
Duncan Sands
cac74d2a10 Make it possible to use different constant
folding policies with IRBuilder.  The default,
provided by ConstantFolder, is to do minimal
folding like now: what ConstantExpr provides.
An alternative is to use TargetFolder, which
uses target information to fold constants more.

llvm-svn: 54640
2008-08-11 15:29:30 +00:00
Duncan Sands
310343bae7 Unbreak the llvm-gcc build: recent changes to
IRBuilder are not expecting null names.

llvm-svn: 54581
2008-08-09 15:14:59 +00:00
Chris Lattner
270ee0cb58 Make 'Insert' set the name for Loads, instead of passing the name into the
LoadInst ctor, which causes std::string thrashing.

llvm-svn: 54577
2008-08-09 06:26:23 +00:00
Eric Christopher
dcd4752642 Have IRBuilder take a template argument on whether or not to preserve
names. This can save a lot of allocations if you aren't going to be
looking at the output.

llvm-svn: 54546
2008-08-08 19:39:37 +00:00
Dan Gohman
9653b21dc2 Fold the useful features of alist and alist_node into ilist, and
a new ilist_node class, and remove them. Unlike alist_node,
ilist_node doesn't attempt to manage storage itself, so it avoids
the associated problems, including being opaque in gdb.

Adjust the Recycler class so that it doesn't depend on alist_node.
Also, change it to use explicit Size and Align parameters, allowing
it to work when the largest-sized node doesn't have the greatest
alignment requirement.

Change MachineInstr's MachineMemOperand list from a pool-backed
alist to a std::list for now.

llvm-svn: 54146
2008-07-28 21:51:04 +00:00
Dan Gohman
7ae5bf35a2 Don't use reinterpret_cast when it isn't needed.
llvm-svn: 54130
2008-07-27 23:12:19 +00:00
Dan Gohman
c28f2265a4 Rename the version of CreateRet that's a convenience method for creating
multiple-valued return values, so that the name CreateRet is just for
creating plain ret statements.

llvm-svn: 54053
2008-07-25 20:36:15 +00:00
Chris Lattner
e92598ef91 Make CreateBinOp/CreateNeg/CreateNot do constant folding.
llvm-svn: 53950
2008-07-23 06:58:10 +00:00
Dan Gohman
6564581be0 Enable first-class aggregates support.
Remove the GetResultInst instruction. It is still accepted in LLVM assembly
and bitcode, where it is now auto-upgraded to ExtractValueInst. Also, remove
support for return instructions with multiple values. These are auto-upgraded
to use InsertValueInst instructions.

The IRBuilder still accepts multiple-value returns, and auto-upgrades them
to InsertValueInst instructions.

llvm-svn: 53941
2008-07-23 00:34:11 +00:00
Dan Gohman
b7d67aaa88 Add insertvalue and extractvalue folding support in IRBuilder.
llvm-svn: 53931
2008-07-22 20:19:25 +00:00
Dan Gohman
12c36eae69 IRBuilder support for insertvalue and extractvalue.
llvm-svn: 53926
2008-07-22 18:25:25 +00:00
Dan Gohman
b024b0eedd Enhance the GraphWriter support for edge destinations, and teach the
SelectionDAG graph writer to make use of them. Now, nodes with multiple
values are displayed as such, with incoming edges pointing to the
specific value they use.

llvm-svn: 53875
2008-07-21 21:06:55 +00:00
Dan Gohman
8762ce04fd Make the GraphWriter be more consistent about the string
used for the graph "title" and the graph "label", as there
are differences in interpretation of these strings
between viewers.

llvm-svn: 53871
2008-07-21 19:57:57 +00:00
Dan Gohman
8981962672 Add a new function, ReplaceAllUsesOfValuesWith, which handles bulk
replacement of multiple values. This is slightly more efficient
than doing multiple ReplaceAllUsesOfValueWith calls, and theoretically
could be optimized even further. However, an important property of this
new function is that it handles the case where the source value set and
destination value set overlap. This makes it feasible for isel to use
SelectNodeTo in many very common cases, which is advantageous because
SelectNodeTo avoids a temporary node and it doesn't require CSEMap
updates for users of values that don't change position.

Revamp MorphNodeTo, which is what does all the work of SelectNodeTo, to
handle operand lists more efficiently, and to correctly handle a number
of corner cases to which its new wider use exposes it.

This commit also includes a change to the encoding of post-isel opcodes
in SDNodes; now instead of being sandwiched between the target-independent
pre-isel opcodes and the target-dependent pre-isel opcodes, post-isel
opcodes are now represented as negative values. This makes it possible
to test if an opcode is pre-isel or post-isel without having to know
the size of the current target's post-isel instruction set.

These changes speed up llc overall by 3% and reduce memory usage by 10%
on the InstructionCombining.cpp testcase with -fast and -regalloc=local.

llvm-svn: 53728
2008-07-17 19:10:17 +00:00
Devang Patel
a6c5ff690a Mark function used by asm block as used, otherwise optimizer may not see the use and may delete the function.
llvm-svn: 53692
2008-07-16 17:54:34 +00:00
Dan Gohman
e76fd33ee5 Reapply 53476 and 53480, with a fix so that it properly updates
the BB member to the current basic block after emitting
instructions.

llvm-svn: 53567
2008-07-14 18:19:29 +00:00
Evan Cheng
ebf7ff4531 Back out 53476 and 53480 for now. Somehow they cause llc to miscompile 179.art.
llvm-svn: 53502
2008-07-12 01:38:51 +00:00
Dan Gohman
6ee2195ab1 Add support for putting NamedRegionTimers in TimerGroups, and
use a timer group for the timers in SelectionDAGISel. Also,
Split scheduling out from emitting, to give each their own
timer.

llvm-svn: 53476
2008-07-11 21:54:34 +00:00
Bill Wendling
7e2acf0dc9 Pull r53428 from Gaz into mainline:
Remove warnings about unused/shadowed variables.

llvm-svn: 53430
2008-07-10 22:57:49 +00:00
Dan Gohman
c3f346dc55 Tidy up #includes.
llvm-svn: 53426
2008-07-10 22:26:19 +00:00
Dan Gohman
bb0847c84c Escape the graph name. This unbreaks -view-cfg.
llvm-svn: 53417
2008-07-10 19:55:54 +00:00
Evan Cheng
80f6966c7f - Replace use of std::map<std::string, ..> with StringMap. Replace use of std::map with DenseMap, std::set with SmallPtrSet. This results in minor speed up.
- Some code clean up.

llvm-svn: 53379
2008-07-10 00:04:23 +00:00
Dan Gohman
e2169bec88 The graph name really does matter for configurations that use gv.
llvm-svn: 53259
2008-07-08 23:33:46 +00:00
Matthijs Kooijman
4cf0a68307 Add CallSite::getArgumentNo() to be able to translate an operand number into a
argument number.

llvm-svn: 53225
2008-07-08 08:51:47 +00:00
Matthijs Kooijman
8aaa85f108 Add CallSite::getArgumentOffset() to hide the differences in operands betwen
Call and Invoke in a single method instead of having it hardcoded in multiple
places.

llvm-svn: 53224
2008-07-08 08:50:32 +00:00
Duncan Sands
b854603cb5 Add some convenience methods for manipulating
call attributes.

llvm-svn: 53223
2008-07-08 08:38:44 +00:00
Dan Gohman
60e964b34c Add some basic Pool-allocation infrastructure. This adds a Recycler class,
for handling bookkeeping for deleted objects, as well as the alist class
template, for keeping lists of objects allocated from Recyclers, and some
related utilities.

llvm-svn: 53210
2008-07-07 22:58:06 +00:00
Dan Gohman
ddcc08e98f Make BumpPtrAllocator noncopyable.
llvm-svn: 53188
2008-07-07 18:38:14 +00:00
Dan Gohman
68abfdf98d Add a space between * and /* to help simple-minded lexers.
llvm-svn: 53187
2008-07-07 18:34:27 +00:00
Dan Gohman
dd9c91e583 Remove uses of "llvm/Support/Debug.h" from LLVM include files, which
all happened be unnecessary.

llvm-svn: 53182
2008-07-07 18:14:29 +00:00
Dan Gohman
955fdc7a4c Add explicit keywords.
llvm-svn: 53179
2008-07-07 18:00:37 +00:00
Eric Christopher
4c3e39e220 Add a couple more helper functions to deal with
creating global constant strings and pointers
to global constant strings.

llvm-svn: 53051
2008-07-02 22:57:59 +00:00
Dan Gohman
9d5c1f8b60 Fix apostrophes in a comment.
llvm-svn: 52972
2008-07-01 18:12:31 +00:00
Owen Anderson
6ba41f78c9 Add a NextPowerOf2 function to calculate the next power of two greater than a given integer.
llvm-svn: 52839
2008-06-27 21:48:21 +00:00
Chris Lattner
f55505b7be Tweak IRBuilder to explicitly call the setName(const char*) method on Value
instead of passing the name into the instruction ctors.  Since most 
instruction ctors take their name as an std::string, this avoids copying the
string to the heap and a malloc and free.

Patch by Pratik Solanki!

llvm-svn: 52832
2008-06-27 18:49:21 +00:00
Bill Wendling
36ebc296c1 Remove warnings about shadowed and unused variables.
llvm-svn: 52791
2008-06-26 18:11:45 +00:00
Owen Anderson
fd1b58fd7b Use a DenseMap instead of an std::map for mangled name lookup. This is
improves AsmPrinter runtime on instcombine from 0.3920s to 0.3836s.

llvm-svn: 52787
2008-06-26 17:20:16 +00:00
Dan Gohman
7ee5cc0883 Make Allocate<T>() return a T* instead of a void*. And use
static_cast instead of reinterpret_cast.

llvm-svn: 52686
2008-06-24 17:49:26 +00:00
Matthijs Kooijman
6216df14cb * Make CallSite::hasArgument const and let it take a const parameter.
llvm-svn: 51989
2008-06-05 08:04:58 +00:00
Matthijs Kooijman
de47a7518d Add CallSite::hasArgument to allow for seeing if a call passes a certain value as an argument quickly.
llvm-svn: 51946
2008-06-04 16:31:12 +00:00
Evan Cheng
ce2c3b07ba Revert 51775.
llvm-svn: 51795
2008-05-30 22:47:19 +00:00
Evan Cheng
8ebaae9d1c Patches for building llvm on Solaris x86. Contributed by Nathan Keynes.
llvm-svn: 51775
2008-05-30 17:16:20 +00:00
Bill Wendling
2ba98ca60f Remove more iostream header includes. Needed to implement a "FlushStream"
function to flush a specified std::ostream.

llvm-svn: 51705
2008-05-29 21:46:33 +00:00
Anton Korobeynikov
f77142326f For PR1338: rename include/llvm/ADT/ilist and friends to end with ".h"
llvm-svn: 51687
2008-05-29 17:41:17 +00:00
Steve Naroff
a1c616ae1d Silence a warning about "*/" outside a comment.
llvm-svn: 51287
2008-05-20 00:46:15 +00:00
Bill Wendling
1866fa680f Remove warnings about unused parameters and shadowed variables.
llvm-svn: 51266
2008-05-19 20:15:12 +00:00
Gabor Greif
d61f20217a API change for {BinaryOperator|CmpInst|CastInst}::create*() --> Create. Legacy interfaces will be in place for some time. (Merge from use-diet branch.)
llvm-svn: 51200
2008-05-16 19:29:10 +00:00
Dan Gohman
821bf58428 IR support for extractvalue and insertvalue instructions. Also, begin
moving toward making structs and arrays first-class types.

llvm-svn: 51157
2008-05-15 19:50:34 +00:00
Nate Begeman
472144535b Add support to IR builder for new vicmp, vfcmp routines
llvm-svn: 51127
2008-05-14 20:29:46 +00:00
Nate Begeman
b5b1e1353b Add two new instructions to the llvm IR, vicmp and vfcmp. see updated LangRef
for details.  CodeGen support coming in a follow up patch

llvm-svn: 50985
2008-05-12 19:01:56 +00:00
Chris Lattner
69724eed32 add support for pattern matching 'neg'
llvm-svn: 50883
2008-05-09 05:20:27 +00:00
Dan Gohman
a84b75df17 Remove uses of llvm/System/IncludeFile.h that are no longer needed.
llvm-svn: 50695
2008-05-06 01:32:53 +00:00
Bill Wendling
9facb00af6 Using "unsigned" was masking the "size_t" version of this method.
llvm-svn: 50668
2008-05-05 20:51:58 +00:00
Evan Cheng
d9353009b7 Fix more -Wshorten-64-to-32 warnings.
llvm-svn: 50659
2008-05-05 18:30:58 +00:00
Chris Lattner
3835284f4c Add CreateCall3/CreateCall4 at Eric's request.
llvm-svn: 50515
2008-05-01 05:23:45 +00:00
Chris Lattner
09cf777a96 Add a spiffy little "CreateCall2" method, which can be used to make
a function call that takes two Value*'s as arguments.

llvm-svn: 50514
2008-05-01 05:11:00 +00:00
Ted Kremenek
fd04109260 Add more alignment enums.
llvm-svn: 50363
2008-04-28 17:58:20 +00:00
Mikhail Glushenkov
4c358b3125 Add support for response files to the CommandLine library.
llvm-svn: 50355
2008-04-28 16:44:25 +00:00
Nick Lewycky
1f831c0f57 Remove 'unwinds to' support from mainline. This patch undoes r47802 r47989
r48047 r48084 r48085 r48086 r48088 r48096 r48099 r48109 and r48123.

llvm-svn: 50265
2008-04-25 16:53:59 +00:00
Nick Lewycky
97179cb16f Whoops! Undo r50087, unbreak the build.
llvm-svn: 50088
2008-04-22 05:20:06 +00:00
Nick Lewycky
e708ae5ffd Reverse r47989. Part of removing 'unwinds to' support.
llvm-svn: 50087
2008-04-22 05:16:51 +00:00
Scott Michel
4b37c88f48 Workaround for PR2207, in which pred_iterator assert gets triggered due to a
wee problem in Xcode 2.[45]/gcc 4.0.1.

llvm-svn: 49831
2008-04-16 23:46:39 +00:00
Gabor Greif
32b4942a0a merge of r49785 (from branches/ggreif/use-diet): pass V to dyn_cast by const reference, this avoids copy-constructing and destructing all the time. especially important if these constructors are not accessible
llvm-svn: 49787
2008-04-16 11:43:47 +00:00
Chris Lattner
f5e5f92891 Add support for equality comparison of CallSite's.
llvm-svn: 49616
2008-04-13 19:40:26 +00:00
Duncan Sands
c5f548f784 Merge LLVMBuilder and FoldingBuilder, calling
the result IRBuilder.  Patch by Dominic Hamon.

llvm-svn: 49604
2008-04-13 06:22:09 +00:00
Devang Patel
f08f0a6de6 Add CreateGetResult()
llvm-svn: 49398
2008-04-08 20:41:22 +00:00
Devang Patel
dd9f2ea01f Add multiple value return instruction constructor.
llvm-svn: 49374
2008-04-08 07:30:13 +00:00
Gabor Greif
6c6b8a57f3 API changes for class Use size reduction, wave 1.
Specifically, introduction of XXX::Create methods
for Users that have a potentially variable number of
Uses.

llvm-svn: 49277
2008-04-06 20:25:17 +00:00
Duncan Sands
9931451472 If a value is cast to its own type, then the cast
is not needed.

llvm-svn: 49210
2008-04-04 08:28:13 +00:00
Torok Edwin
b96b953a5c Add new file Support/DataFlow.h.
It allows Use-Def and Def-Use relations to be treated as graphs.

llvm-svn: 49088
2008-04-02 14:57:52 +00:00
Chris Lattner
d141d16ed7 Change the MemoryBuffer::getFile* methods to take just a pointer to the
start of a filename, not a filename+length.  All clients can produce a
null terminated name, and the system api's require null terminated 
strings anyway.

llvm-svn: 49041
2008-04-01 18:04:03 +00:00
Bill Wendling
d098d38269 De-constify the input to the "operator >>" method as it is modified.
Patch by dekruijf@cs.wisc.edu!

llvm-svn: 48782
2008-03-25 18:16:52 +00:00
Chris Lattner
1642451cf7 add some convenience methods for creating GEP instructions and
struct types.  Patch by David Chisnall, with some tweaks.

llvm-svn: 48531
2008-03-19 05:06:05 +00:00
Chris Lattner
7925cc72c0 Reimplement the parameter attributes support, phase #1. hilights:
1. There is now a "PAListPtr" class, which is a smart pointer around
   the underlying uniqued parameter attribute list object, and manages
   its refcount.  It is now impossible to mess up the refcount.
2. PAListPtr is now the main interface to the underlying object, and
   the underlying object is now completely opaque.
3. Implementation details like SmallVector and FoldingSet are now no
   longer part of the interface.
4. You can create a PAListPtr with an arbitrary sequence of
   ParamAttrsWithIndex's, no need to make a SmallVector of a specific 
   size (you can just use an array or scalar or vector if you wish).
5. All the client code that had to check for a null pointer before
   dereferencing the pointer is simplified to just access the 
   PAListPtr directly.
6. The interfaces for adding attrs to a list and removing them is a
   bit simpler.

Phase #2 will rename some stuff (e.g. PAListPtr) and do other less 
invasive changes.

llvm-svn: 48289
2008-03-12 17:45:29 +00:00
Nick Lewycky
5f274047bd Treat BBs that use BBs as proper predecessors and successors in the CFG.
llvm-svn: 47989
2008-03-06 06:54:53 +00:00
Dale Johannesen
a96eb3a1d8 Pass alignment on ByVal parameters, from FE, all
the way through.  It is now used for codegen.

llvm-svn: 47484
2008-02-22 17:49:45 +00:00
Dan Gohman
48d03d5a2d Add explicit keywords.
llvm-svn: 47382
2008-02-20 16:44:09 +00:00
Anton Korobeynikov
9c87c6526e Add 'sink' cmdline option. Patch by Mikhail Glushenkov!
llvm-svn: 47377
2008-02-20 12:38:07 +00:00
Devang Patel
a74d2cbb6f Add GetResultInst. First step for multiple return value support.
llvm-svn: 47348
2008-02-19 22:15:16 +00:00
Dale Johannesen
ecb2b233b1 Expand ParameterAttributes to 32 bits (in preparation
for adding alignment info, not there yet).  Clean up
interfaces to reference ParameterAttributes consistently.

llvm-svn: 47342
2008-02-19 21:38:47 +00:00
Duncan Sands
a85448506d Simplify caller updating using a CallSite, as
requested by Chris.  While there, do the same
for an existing function committed by someone
called "lattner" :)

llvm-svn: 47273
2008-02-18 17:32:13 +00:00
Owen Anderson
b0dee942db Add support for setting parameters to CallSite.
llvm-svn: 47249
2008-02-18 00:10:55 +00:00
Dan Gohman
2181ea3b6c Add count{Leading,Trailing}Ones_{32,64} functions with simple implementations.
llvm-svn: 47084
2008-02-13 20:54:54 +00:00
Ted Kremenek
f06b7ac532 Added "Profile" method to APFloat for use with FoldingSet.
Added member template "Add" to FoldingSetNodeID that allows "adding" arbitrary
objects to a profile via dispatch to FoldingSetTrait<T>::Profile().

Removed FoldingSetNodeID::AddAPFloat and FoldingSetNodeID::APInt, as their
functionality is now replaced using the above mentioned member template.

llvm-svn: 46957
2008-02-11 17:24:50 +00:00
Chris Lattner
266b518f13 make this 64-bit safe
llvm-svn: 46402
2008-01-26 19:50:30 +00:00
Ted Kremenek
faa43d4b3c Added special escape sequences "\{", "\}", and "\|" when processing
getNodeLabel(); these sequences allow the user to specify the characters '{',
'}', and '|' in the label, which facilitate breaking the label into multiple
record segments.

llvm-svn: 46283
2008-01-23 22:29:58 +00:00
Anton Korobeynikov
67f0de9810 Silence a warning. Should we turn this into configure-time check?
llvm-svn: 46251
2008-01-22 11:01:23 +00:00
Gordon Henriksen
26e9b6653c Fix a memory correctness error noticed by valgrind (harmless in practice).
Thanks to Duncan Sands for noticing it.

llvm-svn: 46007
2008-01-15 20:02:11 +00:00
Chris Lattner
a39e69f292 add match support for casts.
llvm-svn: 45744
2008-01-08 07:02:44 +00:00
Chris Lattner
9ec341b120 Split param attr implementation out from Function.cpp into its
own file.  Don't #include ParameterAttributes.h into any major
public header files: just move methods out of line as appropriate.

llvm-svn: 45517
2008-01-02 23:42:30 +00:00
Chris Lattner
7a9b0bf0eb remove attribution from a variety of miscellaneous files.
llvm-svn: 45425
2007-12-29 22:59:10 +00:00
Chris Lattner
e0b1ee937a Don't attribute in file headers anymore. See llvmdev for the
discussion of this change.  Boy are my fingers tired. ;-)

llvm-svn: 45411
2007-12-29 19:59:42 +00:00
Chris Lattner
545c1c43be Add m_Zero().
llvm-svn: 45255
2007-12-20 04:47:44 +00:00
Duncan Sands
56f3add5b7 When inlining through an 'nounwind' call, mark inlined
calls 'nounwind'.  It is important for correct C++
exception handling that nounwind markings do not get
lost, so this transformation is actually needed for
correctness.

llvm-svn: 45218
2007-12-19 21:13:37 +00:00
Duncan Sands
242f80be86 Rename isNoReturn to doesNotReturn, and isNoUnwind to
doesNotThrow.

llvm-svn: 45160
2007-12-18 09:59:50 +00:00
Devang Patel
3d301e65ad Add cast operators in LLVMFoldingBuilder.
Patch by Richard Pennington.

llvm-svn: 45115
2007-12-17 19:06:26 +00:00
Duncan Sands
bf62f62058 Make instcombine promote inline asm calls to 'nounwind'
calls.  Remove special casing of inline asm from the
inliner.  There is a potential problem: the verifier
rejects invokes of inline asm (not sure why).  If an
asm call is not marked "nounwind" in some .ll, and
instcombine is not run, but the inliner is run, then
an illegal module will be created.  This is bad but
I'm not sure what the best approach is.  I'm tempted
to remove the check in the verifier...

llvm-svn: 45073
2007-12-16 15:51:49 +00:00
Anton Korobeynikov
4ef9822114 Constify graph arguments
llvm-svn: 45066
2007-12-16 00:42:19 +00:00
Dan Gohman
40634cd710 Fix a typo in a comment.
llvm-svn: 45031
2007-12-14 15:11:58 +00:00
Gordon Henriksen
aadbdd1a62 Delete the CollectorNamePool if it should become empty.
llvm-svn: 44775
2007-12-10 03:35:18 +00:00
Gordon Henriksen
3d1a3ce823 Fix a very silly typo.
llvm-svn: 44732
2007-12-09 01:12:08 +00:00
Gordon Henriksen
902a20040f Incorporating review feedback from Reid.
llvm-svn: 44713
2007-12-08 20:10:40 +00:00
Gordon Henriksen
e187dc4bfa Adding a StringPool data structure, which GC will use.
llvm-svn: 44705
2007-12-08 17:07:47 +00:00
Duncan Sands
1e2e4972ff Rather than having special rules like "intrinsics cannot
throw exceptions", just mark intrinsics with the nounwind
attribute.  Likewise, mark intrinsics as readnone/readonly
and get rid of special aliasing logic (which didn't use
anything more than this anyway).

llvm-svn: 44544
2007-12-03 20:06:50 +00:00
Duncan Sands
1b0feb42e2 Add some convenience methods for querying attributes, and
use them.

llvm-svn: 44403
2007-11-28 17:07:01 +00:00
Duncan Sands
3602011bec Fix PR1146: parameter attributes are longer part of
the function type, instead they belong to functions
and function calls.  This is an updated and slightly
corrected version of Reid Spencer's original patch.
The only known problem is that auto-upgrading of
bitcode files doesn't seem to work properly (see
test/Bitcode/AutoUpgradeIntrinsics.ll).  Hopefully
a bitcode guru (who might that be? :) ) will fix it.

llvm-svn: 44359
2007-11-27 13:23:08 +00:00
Chris Lattner
56d872fcbb Fix the Linker testcase regressions, by making MemoryBuffer::getFileOrSTDIN return
a valid but empty buffer if stdin is empty.

llvm-svn: 44219
2007-11-18 18:52:28 +00:00
Duncan Sands
edf7e3b5f4 Move MinAlign to MathExtras.h.
llvm-svn: 43944
2007-11-09 13:41:39 +00:00
Duncan Sands
b494fb97a4 The guaranteed alignment of ptr+offset is only the minimum of
of offset and the alignment of ptr if these are both powers of
2.  While the ptr alignment is guaranteed to be a power of 2,
there is no reason to think that offset is.  For example, if
offset is 12 (the size of a long double on x86-32 linux) and
the alignment of ptr is 8, then the alignment of ptr+offset
will in general be 4, not 8.  Introduce a function MinAlign,
lifted from gcc, for computing the minimum guaranteed alignment.
I've tried to fix up everywhere under lib/CodeGen/SelectionDAG/.
I also changed some places that weren't wrong (because both values
were a power of 2), as a defensive change against people copying
and pasting the code.
Hopefully someone who cares about alignment will review the rest
of LLVM and fix up the remaining places.  Since I'm on x86 I'm
not very motivated to do this myself...

llvm-svn: 43421
2007-10-28 12:59:45 +00:00
Chris Lattner
ecbffce0b7 remove dead file
llvm-svn: 43131
2007-10-18 16:12:54 +00:00
Ted Kremenek
c00b2095fa Changed the return type of type-specific Allocate() methods to return
void*.  This is hint that we are returning uninitialized memory rather
than a constructed object.

Patched ImutAVLTree to conform to this new interface.

llvm-svn: 43106
2007-10-18 00:30:14 +00:00
Ted Kremenek
bf43a92ef5 Removed inclusion of cassert, which is no longer needed.
llvm-svn: 43099
2007-10-17 22:12:14 +00:00
Ted Kremenek
a9c650d43e Added template function alignof() which provides a clean
function-based interface to getting the alignment of a type.

llvm-svn: 43096
2007-10-17 22:08:55 +00:00
Ted Kremenek
9008297075 Added member template functions to MallocAllocator and
BumpPtrAllocator that implement allocations that return a properly
typed pointer.  For BumpPtrAllocator, the allocated memory is
automatically aligned to the minimum alignment of the type (as
calculated by llvm::AlignOf::Alignment).

llvm-svn: 43087
2007-10-17 21:10:21 +00:00
Ted Kremenek
d82172cc2c Added llvm::AlignOf, a template class whose purpose is to portably
compute the minimum memory alignment of arbitrary types.

llvm-svn: 43086
2007-10-17 20:56:47 +00:00
Hartmut Kaiser
ed12f66488 Updated VC++ build system.
Silenced some VC warnings.

I'm getting linker errors, though: unresolved externals:

llvm::Split<class llvm::BasicBlock *,struct llvm::GraphTraits<class llvm::BasicBlock *> >(class llvm::DominatorTreeBase<class llvm::BasicBlock> &,class llvm::BasicBlock *)

and

llvm::Split<struct llvm::Inverse<class llvm::BasicBlock *>,struct llvm::GraphTraits<struct llvm::Inverse<class llvm::BasicBlock *> > >(class llvm::DominatorTreeBase<class llvm::BasicBlock> &,class llvm::BasicBlock *)

Where are these defined?

llvm-svn: 43073
2007-10-17 14:56:40 +00:00
Chris Lattner
ba2ff1f992 Add a new use_iterator::atEnd() method, which allows us to shrink
pred_iterator down to a single ivar.

llvm-svn: 42859
2007-10-11 04:18:11 +00:00
Chris Lattner
a65ec649fd Add new MemoryBuffer::getMemBufferCopy method.
llvm-svn: 42815
2007-10-09 21:46:38 +00:00
Devang Patel
779882dd87 Fix indentation.
llvm-svn: 42814
2007-10-09 21:41:00 +00:00
Devang Patel
6020d2e01d Add LLVMFoldingBuilder
llvm-svn: 42806
2007-10-09 19:49:19 +00:00
Dan Gohman
d174f83e57 Remove an unnecessary friend declaration.
llvm-svn: 42805
2007-10-09 18:39:48 +00:00
Chris Lattner
03d9efc98a update prototype, fixing build error
llvm-svn: 42789
2007-10-09 16:27:44 +00:00
Dan Gohman
2fb0a249d7 Pass argc by value, not by reference, since it isn't modified.
llvm-svn: 42788
2007-10-09 16:04:57 +00:00
Dan Gohman
8c31acb71e Fix grammar in a comment.
llvm-svn: 42748
2007-10-08 15:10:04 +00:00
Dan Gohman
7fa473514d Add explicit keywords.
llvm-svn: 42747
2007-10-08 15:08:41 +00:00
Gordon Henriksen
543f859a00 Removing the silly CHelpers header by rolling wrap and unwrap into the C
bindings headers themselves, hidden behind #ifdef __cplusplus.

llvm-svn: 42666
2007-10-05 23:59:36 +00:00
Dan Gohman
50ba8a297c Add empty() member functions to a few container-like classes.
llvm-svn: 42487
2007-10-01 16:01:23 +00:00
Gordon Henriksen
b3d98e2023 Demoting CHelpers.h to include/llvm/Support.
llvm-svn: 42465
2007-09-29 01:38:42 +00:00
Gordon Henriksen
2571db23f1 My previous Registry.h header, as well as Collectors.h, which is the
registry for dynamically-loaded garbage collection compiler plugins.

llvm-svn: 42415
2007-09-27 19:34:27 +00:00
Ted Kremenek
c924fd3edf Previously GraphWriter assumed operator*() for node_iterator always
returned a reference type.  This patch allows operator*() to return a
non-reference type while still maintaining the old behavior when it
does return a reference type.

This patch was motivated when I tried to use "df_iterator" (see
llvm/ADT/DepthFirstIterator.h) as a "node_iterator", as df_iterator
does not return a reference type and thus we would get a compilation
error when trying to take the address of a temporary.

llvm-svn: 42151
2007-09-19 21:26:49 +00:00
Bill Wendling
d269356b02 Add support for appending a suffix to the end of a mangled name.
llvm-svn: 42071
2007-09-17 22:39:32 +00:00
Evan Cheng
5977c55f5d Added Reset() to free all allocated memory regions and reset state to be the same as right after ctor.
llvm-svn: 41728
2007-09-05 21:41:34 +00:00
David Greene
8cda5af2e7 Update GEP constructors to use an iterator interface to fix
GLIBCXX_DEBUG issues.

llvm-svn: 41697
2007-09-04 15:46:09 +00:00
Ted Kremenek
120f680489 Added Graphviz escaping for the '|' character.
llvm-svn: 41610
2007-08-30 17:01:41 +00:00
David Greene
5b85021be8 Update InvokeInst to work like CallInst
llvm-svn: 41506
2007-08-27 19:04:21 +00:00
Dan Gohman
e2c92effea Add explicit keywords and remove spurious trailing semicolons.
llvm-svn: 41482
2007-08-27 14:50:10 +00:00
David Greene
43c5188c32 Doxygenize comments.
llvm-svn: 41222
2007-08-21 14:57:58 +00:00
David Greene
6b3b5e7a54 Add FilteredPassNameParser along with PassArgFilter to filter passes
based on their Arg members.

llvm-svn: 41192
2007-08-20 19:54:01 +00:00
Reid Spencer
6f88014eeb Make it clear that getSTDIN returns null when stdin is empty.
llvm-svn: 40940
2007-08-08 20:02:20 +00:00
Chris Lattner
fb1e3a7d2c remove #if 0 code.
llvm-svn: 40880
2007-08-06 22:03:19 +00:00
Reid Spencer
5b204d32f8 @verbatim needs to be on a line by itself.
llvm-svn: 40865
2007-08-06 17:10:29 +00:00
Reid Spencer
3e54e72ef1 Fix minor doxygen nits.
llvm-svn: 40854
2007-08-05 20:06:04 +00:00
David Greene
f06a395bb9 New CallInst interface to address GLIBCXX_DEBUG errors caused by
indexing an empty std::vector.

Updates to all clients.

llvm-svn: 40660
2007-08-01 03:43:44 +00:00
Nick Lewycky
701e227136 Clarify the language. Pointed out by Duncan Sands.
llvm-svn: 39857
2007-07-14 17:41:03 +00:00
Nick Lewycky
42e8a060a0 Add alternate ConstantRange intersection algorithm.
llvm-svn: 39851
2007-07-14 02:51:34 +00:00
Dan Gohman
a83ac4f3b4 Add explicit keywords.
llvm-svn: 37925
2007-07-05 20:40:15 +00:00
Gabor Greif
5f705671e4 Here is the bulk of the sanitizing.
Almost all occurrences of "bytecode" in the sources have been eliminated.

llvm-svn: 37913
2007-07-05 17:07:56 +00:00
John Criswell
57e5ed4b5a Convert .cvsignore files
llvm-svn: 37801
2007-06-29 16:35:07 +00:00
Dan Gohman
e94ef99437 Allow DOUT to be used outside of the llvm namespace.
llvm-svn: 37753
2007-06-27 14:09:38 +00:00
Chris Lattner
1de26b7677 m_not should match vector not
llvm-svn: 37587
2007-06-15 06:13:47 +00:00
Chris Lattner
da86fddf1f Add a new LLVMBuilder class, which makes it simpler and more uniform to
create large amounts of instructions by separating the insertion point
logic from the logic of what to create.

llvm-svn: 37332
2007-05-27 15:09:34 +00:00
Dale Johannesen
fe0fe14411 Make tail merging the default, except on powerPC. There was no prior art
for a target-dependent default with a command-line override; this way
should be generally usable.

llvm-svn: 37285
2007-05-22 17:14:46 +00:00
Dan Gohman
17cd3485e1 Use templates for the GraphType for DefaultDOTGraphTraits' members instead
of just using void*. This allows it to be used with graph adapters like
Inverse.

llvm-svn: 37032
2007-05-14 14:23:27 +00:00
Jeff Cohen
2e8263c013 Unbreak VC++ build.
llvm-svn: 36901
2007-05-07 15:21:46 +00:00
Chris Lattner
112d26a164 Enhance MemoryBuffer to return error messages in strings if they occur.
llvm-svn: 36899
2007-05-06 23:32:36 +00:00
Chris Lattner
7dbcbe7af5 remove dead header
llvm-svn: 36884
2007-05-06 19:46:23 +00:00
Chris Lattner
cee444cf93 Add a helper that either opens a file or stdin.
llvm-svn: 36835
2007-05-06 04:41:59 +00:00
Chris Lattner
8b4f0920ab remove extraneous type qualifiers
llvm-svn: 36679
2007-05-03 18:14:56 +00:00
Chris Lattner
4749cca517 Add a new memorybuffer class, to unify all the file reading code in the system
llvm-svn: 36553
2007-04-29 06:58:52 +00:00
Chris Lattner
2ba953680f Fix a very strange assertion message, patch by Christopher Lamb
CVS: ----------------------------------------------------------------------

llvm-svn: 36267
2007-04-20 03:27:36 +00:00
Anton Korobeynikov
f3e62a428a Removed tabs everywhere except autogenerated & external files. Add make
target for tabs checking.

llvm-svn: 36146
2007-04-16 18:10:23 +00:00
Dan Gohman
2d4b1767ab Rename Value::getValueType to getValueID, to avoid confusion with
other things named getValueType.

llvm-svn: 35964
2007-04-13 18:12:09 +00:00
Chris Lattner
9564abbfb5 improve the patch for PR1318 to also support grouped options with custom
handlers (like the pass list).  My previous fix only supported *new* command
line options, not additions to old ones.

This fixes test/Feature/load_module.ll

llvm-svn: 35935
2007-04-12 00:36:29 +00:00
Reid Spencer
aad3d1f6c8 For PR1291:
Change to use PathWithStatus

llvm-svn: 35746
2007-04-07 19:50:21 +00:00
Nick Lewycky
ec51e934ef Add signExtend to ConstantRange, to complement zeroExtend and truncate.
llvm-svn: 35733
2007-04-07 15:41:33 +00:00
Chris Lattner
0160bf7114 rearchitect the registration mechanism used by the command line option stuff.
This dramatically reduce the amount of memory allocated by the commandline stuff
at static init time, changing it to build local data structures when ParseCommandLineOptions
is called.  In a dummy empty program that links some llvm libraries, this reduces
the number of malloc'd bytes from 4864 to 3360 on entry to main.  Most of that
memory is now allocated by non-commandline related stuff.

llvm-svn: 35701
2007-04-06 21:06:55 +00:00
Chris Lattner
d0cc2333d1 Switch some vectors to smallvectors. This reduces amount of malloc'd
memory that occurs before main starts from 5104 to 4864 bytes with a dummy
example app.

llvm-svn: 35698
2007-04-06 18:36:18 +00:00
Chris Lattner
2f1c6daeae Eliminate unneeded virtual methods
llvm-svn: 35697
2007-04-06 18:06:27 +00:00
Chris Lattner
4272783ca4 eliminate a virtual method
llvm-svn: 35691
2007-04-05 22:21:39 +00:00
Chris Lattner
d33f94f2d2 remove the dead removeArgument method, rename Options to OptionsMap.
llvm-svn: 35690
2007-04-05 21:58:17 +00:00
Jeff Cohen
2f87ca6cc7 Be more explicit concerning argument sizes.
Use VC++ byteswap intrinsics.

llvm-svn: 35267
2007-03-22 19:11:57 +00:00
Nick Lewycky
2af4a3ab17 Add getter methods for the extremes of a ConstantRange.
llvm-svn: 35056
2007-03-10 15:54:12 +00:00
Jeff Cohen
98c99a3a02 Unbreak VC++ build.
llvm-svn: 34917
2007-03-05 00:00:42 +00:00
Chris Lattner
69aafa4be8 fix 80 col violations, mark arrays static
llvm-svn: 34915
2007-03-04 23:33:03 +00:00
Anton Korobeynikov
af46a0e4a2 Fix uninitialized use of variable. Remove tabs and fix identation.
llvm-svn: 34850
2007-03-02 22:19:41 +00:00
Owen Anderson
6d3b179de3 Fix a typo.
llvm-svn: 34836
2007-03-02 05:03:07 +00:00
Owen Anderson
070c37407c Use GCC intrinsics when available, and use smarter fallbacks when not.
llvm-svn: 34812
2007-03-01 21:16:30 +00:00
Reid Spencer
3f3487918c Remove the "isSigned" parameters from ConstantRange. It turns out they
are not needed as the results are the same with or without it.

Patch by Nicholas Lewycky.

llvm-svn: 34782
2007-03-01 07:54:15 +00:00
Owen Anderson
cbbf9aa6b0 Use the GCC built-in for PopulationCount when it's available, and use a faster
algorithm when it's not.  This should be particularly noticeable in the
64-bit case.

llvm-svn: 34776
2007-03-01 05:41:28 +00:00
Reid Spencer
f119927a6f Move ConstantRange class to lib/Support from lib/Analysis and make its
interface not depend on Type or ICmpInst.

llvm-svn: 34761
2007-02-28 22:02:48 +00:00
Reid Spencer
965067a054 For PR1205:
Remove ConstantInt from ConstantRange interface and adjust its users to
compensate.

llvm-svn: 34758
2007-02-28 19:57:34 +00:00
Reid Spencer
e2b4631435 For PR1205:
First round of ConstantRange changes. This makes all CR constructors use
only APInt and not use ConstantInt. Clients are adjusted accordingly.

llvm-svn: 34756
2007-02-28 18:57:32 +00:00
Reid Spencer
2b933467ad For PR1205:
Convert ConstantRange class to use APInt internally as its value type for
the constant range, instead of ConstantInt.

llvm-svn: 34745
2007-02-28 17:36:23 +00:00
Chris Lattner
08e1470365 add a way to register an arbitrary cleanup function.
llvm-svn: 34442
2007-02-20 06:08:37 +00:00
Andrew Lenharth
3c51b17d7b I love non-deturminism. Returning objects with references to stack objects is a bad idea (TM).
llvm-svn: 34210
2007-02-13 00:37:50 +00:00
Nick Lewycky
b994bafc0f Fix comments to match names of functions.
llvm-svn: 34173
2007-02-11 00:58:49 +00:00
Chris Lattner
e5eb7d79d3 add helper method.
llvm-svn: 34155
2007-02-10 19:54:24 +00:00
Chris Lattner
ae8f9f7df4 StableBasicBlockNumbering is conceptually just a wrapper around UniqueVector,
so we should actually use a UniqueVector to implement it.

llvm-svn: 33935
2007-02-05 23:19:24 +00:00
Bill Wendling
bc1c8e70ac Use unsigned char& instead of std::vector<>::reference.
llvm-svn: 33896
2007-02-05 02:37:07 +00:00
Bill Wendling
d2623ac830 Added some accessor methods.
llvm-svn: 33814
2007-02-03 02:38:15 +00:00
Reid Spencer
591bfa1e0b Changes to support making the shift instructions be true BinaryOperators.
This feature is needed in order to support shifts of more than 255 bits
on large integer types.  This changes the syntax for llvm assembly to
make shl, ashr and lshr instructions look like a binary operator:
   shl i32 %X, 1
instead of
   shl i32 %X, i8 1
Additionally, this should help a few passes perform additional optimizations.

llvm-svn: 33776
2007-02-02 02:16:23 +00:00
Jim Laskey
52a12383a4 Support for non-landing pad exception handling.
llvm-svn: 33755
2007-02-01 16:31:34 +00:00
Reid Spencer
2d41dbae16 Fix a homonymo in a comment.
llvm-svn: 33754
2007-02-01 12:09:51 +00:00
Devang Patel
46a1a617f5 Add PrintVersionMessage() that tools can use to print version number
without exiting program.

llvm-svn: 33737
2007-02-01 01:43:37 +00:00
Anton Korobeynikov
2079992c16 Moved disassembler to libSystem
llvm-svn: 33461
2007-01-23 10:26:08 +00:00
Reid Spencer
e33c18f4d2 For PR970:
Clean up handling of isFloatingPoint() and dealing with PackedType.
Patch by Gordon Henriksen!

llvm-svn: 33415
2007-01-21 00:29:26 +00:00
Anton Korobeynikov
944088f221 Adding disassembler interface and external hook to udis86 library.
llvm-svn: 33358
2007-01-19 17:25:17 +00:00
Bill Wendling
af4f1b8791 Have the OutputBuffer take the is64Bit and isLittleEndian booleans.
llvm-svn: 33316
2007-01-18 01:23:11 +00:00
Bill Wendling
19aee9b178 Refactored output buffer methods from MachO and ELF writers.
llvm-svn: 33310
2007-01-17 22:17:24 +00:00
Zhou Sheng
23d24526b2 For PR1043:
Merge ConstantIntegral and ConstantBool into ConstantInt.
Remove ConstantIntegral and ConstantBool from LLVM.

llvm-svn: 33073
2007-01-11 12:24:14 +00:00
Bill Wendling
05f7a367a2 The previous implementation of LLVM Streams wasn't removing symbols. This
one should.

llvm-svn: 32845
2007-01-03 22:37:27 +00:00
Reid Spencer
4428c3483b For PR950:
This patch removes the SetCC instructions and replaces them with the ICmp
and FCmp instructions. The SetCondInst instruction has been removed and
been replaced with ICmpInst and FCmpInst.

llvm-svn: 32751
2006-12-23 06:05:41 +00:00
Chris Lattner
6a34f2718f Doxgenate comments.
Add GreatestCommonDivisor64

llvm-svn: 32661
2006-12-19 01:11:32 +00:00
Bill Wendling
7f6a73eb5c Added an automatic cast to "std::ostream*" etc. from OStream. We then can
rework the hacks that had us passing OStream in. We pass in std::ostream*
instead, check for null, and then dispatch to the correct print() method.

llvm-svn: 32636
2006-12-17 05:15:13 +00:00
Bill Wendling
fe0af72bc4 Don't use <sstream> in Streams.h but <iosfwd> instead.
llvm-svn: 32340
2006-12-07 23:41:45 +00:00
Bill Wendling
a3246c4272 Changed llvm_ostream et all to OStream. llvm_cerr, llvm_cout, llvm_null, are
now cerr, cout, and NullStream resp.

llvm-svn: 32298
2006-12-07 01:30:32 +00:00
Jim Laskey
25d00cc31d Ignoring the upper 32 bits of a 64 bit constant is not a good thing.
llvm-svn: 32294
2006-12-06 22:47:14 +00:00
Chris Lattner
30bf130327 add a helper to call llvm_shutdown()
llvm-svn: 32249
2006-12-06 01:01:14 +00:00
Chris Lattner
1b0e89e022 Start moving pass registration over to using the ManagedStatic mechanism.
This fixes issues where passes get unregistered before llvm_shutdown is
called, and is generally cleaner and simpler.  Analysis groups up next.

llvm-svn: 32108
2006-12-01 23:27:45 +00:00
Chris Lattner
e91ec14530 remove 'target constructor' support.
llvm-svn: 32100
2006-12-01 22:00:50 +00:00
Reid Spencer
52d8c5bd3b Get the delegation right for InstVisitor.
llvm-svn: 32025
2006-11-29 21:37:00 +00:00
Bill Wendling
4effa38086 Replacing std::iostreams with llvm iostreams. Some of these changes involve
adding a temporary wrapper around the ostream to make it friendly to
functions expecting an LLVM stream. This should be fixed in the future.

llvm-svn: 31990
2006-11-29 00:19:40 +00:00
Bill Wendling
4157840bd6 Added a temporary hack to get the llvm-streams to work for future checkins.
llvm-svn: 31978
2006-11-28 22:21:29 +00:00
Bill Wendling
250560d106 Protect against null streams.
llvm-svn: 31937
2006-11-27 10:45:49 +00:00
Reid Spencer
992d9788b3 For PR950:
The long awaited CAST patch. This introduces 12 new instructions into LLVM
to replace the cast instruction. Corresponding changes throughout LLVM are
provided. This passes llvm-test, llvm/test, and SPEC CPUINT2000 with the
exception of 175.vpr which fails only on a slight floating point output
difference.

llvm-svn: 31931
2006-11-27 01:05:10 +00:00
Bill Wendling
78be822ec4 Add method that will take a function pointer so that it can handle things
like "llvm_cerr << std::flush";

llvm-svn: 31926
2006-11-26 10:51:51 +00:00
Reid Spencer
6e34ef887b For PR950:
First in a series of patches to convert SetCondInst into ICmpInst and
FCmpInst using only two opcodes and having the instructions contain their
predicate value. Nothing uses these classes yet. More patches to follow.

llvm-svn: 31867
2006-11-20 01:22:35 +00:00
Bill Wendling
48bd5207a4 Used llvm_ostream instead of std::ostream objects. This will reduce use
of the icky <iostream> class.

llvm-svn: 31818
2006-11-17 09:52:49 +00:00
Bill Wendling
dbbb5112c5 Added wrappers for the std::cerr/std::cout objects. The wrappers will
soon replace all uses of those objects.

llvm-svn: 31817
2006-11-17 09:51:22 +00:00
Bill Wendling
efe40f4316 #ifndef NDEBUG the "if (Stream) ..." stuff.
llvm-svn: 31803
2006-11-17 01:43:48 +00:00
Bill Wendling
d2627f76dd Adjusted the // comments so that doxygen picks them up.
llvm-svn: 31801
2006-11-17 01:13:12 +00:00
Bill Wendling
748f1ae70b Added "DOUT" macro. This is used as a replacement for the std::cerr
stream. It centralizes the use of std::cerr so that static c'tor/d'tors
aren't scattered around all over the place. The way to use it is like this:

       DOUT << "This is a status line: " << Var << "\n";

If "-debug" is specified, it will print. Otherwise, it'll not print. If
NDEBUG is defined, the DOUT does nothing.

llvm-svn: 31798
2006-11-17 00:49:12 +00:00
Jim Laskey
c7044db565 math.h creates ambiguity
llvm-svn: 31591
2006-11-09 08:26:22 +00:00
Jim Laskey
03b3ec783d math.h for C's sake.
llvm-svn: 31590
2006-11-09 08:05:39 +00:00
Jim Laskey
c42c7476ce Make sure <cmath> comes first
llvm-svn: 31559
2006-11-08 18:48:14 +00:00
Jim Laskey
092c00cb14 Add backup support for HUGH_VALF.
llvm-svn: 31553
2006-11-08 17:19:29 +00:00
Reid Spencer
da1f5b882a For PR950:
This patch converts the old SHR instruction into two instructions,
AShr (Arithmetic) and LShr (Logical). The Shr instructions now are not
dependent on the sign of their operands.

llvm-svn: 31542
2006-11-08 06:47:33 +00:00
Reid Spencer
3d33eff52e Fix a small bug noticed on code review.
llvm-svn: 31476
2006-11-06 18:47:14 +00:00
Jeff Cohen
e1003da1a2 Unbreak VC++ build.
llvm-svn: 31464
2006-11-05 19:31:28 +00:00
Reid Spencer
1abf69e923 For PR950:
Replace the REM instruction with UREM, SREM and FREM.

llvm-svn: 31369
2006-11-02 01:53:59 +00:00
Chris Lattner
6a498a7658 Add a new llvm::Allocator abstraction, which will be used by a container
I'm about to add.  This is similar to, but necessarily different than, the
STL allocator class.

llvm-svn: 31285
2006-10-29 22:08:03 +00:00
Reid Spencer
6833ffe8b8 For PR950:
Make necessary changes to support DIV -> [SUF]Div. This changes llvm to
have three division instructions: signed, unsigned, floating point. The
bytecode and assembler are bacwards compatible, however.

llvm-svn: 31195
2006-10-26 06:15:43 +00:00
Chris Lattner
cf5bfb0e80 simplify trivial function
llvm-svn: 30924
2006-10-12 23:50:28 +00:00
Nick Lewycky
3c69e2291b Fix usage example.
llvm-svn: 30837
2006-10-09 18:33:08 +00:00
Jim Laskey
3d44b337d9 Add ability to annotate (color) nodes in a viewGraph.
llvm-svn: 30686
2006-10-02 12:26:53 +00:00
Chris Lattner
30da1ba0a2 new helper class to provide more explicit management of static ctor/dtors.
llvm-svn: 30638
2006-09-28 00:31:55 +00:00
Chris Lattner
3c4ca91dbd Add support for pattern matching cast operations
llvm-svn: 30454
2006-09-18 05:17:11 +00:00
Chris Lattner
47f39eb3db Add new option to leave asm names alone
llvm-svn: 30149
2006-09-07 18:20:41 +00:00
Chris Lattner
dc7bad1787 Remove a dead class.
llvm-svn: 29918
2006-08-27 22:11:07 +00:00
Chris Lattner
db0a995bbe add directive to disable inlining
llvm-svn: 29912
2006-08-27 13:16:05 +00:00
Chris Lattner
33bd5dcfb7 s|llvm/Support/Visibility.h|llvm/Support/Compiler.h|
llvm-svn: 29911
2006-08-27 12:54:02 +00:00
Chris Lattner
91f098c9f7 Add external definitions for commonly-used template specializations and add
anchor methods to others.  This eliminates the vtable/template method bloat
in .o files that defining a cl::opt used to impose (~4K per .o file for one
cp::opt<unsigned>).

llvm-svn: 29909
2006-08-27 12:45:47 +00:00
Chris Lattner
a72e220a25 New place to put compiler-specific functionality. This replaces Visibility.h,
and provides macros that can be used to make explicit instantiations of
template specializations, which is a gcc-specific feature.

llvm-svn: 29908
2006-08-27 12:42:45 +00:00
Reid Spencer
71c3f66dc6 For PR797:
Final removal of exceptions from lib/System and adjustment of users to
accommodate.

llvm-svn: 29846
2006-08-23 20:34:57 +00:00
Reid Spencer
353b72a7c0 Make the sys::Path::GetTemporaryDirectory method not throw exceptions and
adjust users of it to compensate.

llvm-svn: 29831
2006-08-22 19:01:30 +00:00
Jim Laskey
db9724d6e4 Adding new Dwarf constants.
llvm-svn: 29798
2006-08-21 21:18:10 +00:00
Chris Lattner
4966686ef8 remove IncludeFile turds in MathExtras.h, which bloats every .o file that
#includes it.

llvm-svn: 29639
2006-08-11 23:52:54 +00:00
Reid Spencer
20aee8ad5d Remove the use of "IncludeFile" from this support facility. The mechanism
to build a loadable module is now correctly defined and documented so this
workaround isn't needed any longer.

llvm-svn: 29553
2006-08-07 23:20:15 +00:00
Chris Lattner
d7873a0757 Modify Path::eraseFromDisk to not throw an exception.
llvm-svn: 29400
2006-07-28 22:29:50 +00:00
Reid Spencer
10b9edbb69 For PR780:
1. Move IncludeFile.h to System library
2. Move IncludeFile.cpp to System library
3. #1 and #2 required to prevent cyclic library dependencies for libSystem
4. Convert all existing uses of Support/IncludeFile.h to System/IncludeFile.h
5. Add IncludeFile support to various lib/System classes.
6. Add new lib/System classes to LinkAllVMCore.h
All this in an attempt to pull in lib/System to what's required for VMCore

llvm-svn: 29287
2006-07-26 16:18:00 +00:00
Chris Lattner
d2ad578246 Add an out-of-line virtual method to provide a home for the cl::option class.
llvm-svn: 29191
2006-07-18 23:59:33 +00:00
Chris Lattner
067c6a4cca Add functions to compute ceil(log2(N)) to match functions for floor(log2(N))
llvm-svn: 29168
2006-07-18 00:47:10 +00:00
Chris Lattner
e54ce5af47 This patch (written by Reid) changes compressor to never throw an exception.
llvm-svn: 29045
2006-07-07 17:00:12 +00:00
Chris Lattner
24d2f48b07 Modify the SlowOperationInformer interface to not throw exceptions.
llvm-svn: 29028
2006-07-06 22:34:06 +00:00
Chris Lattner
de354efbfe Add support for hidden visibility
llvm-svn: 28968
2006-06-28 21:38:04 +00:00
Reid Spencer
938be45012 For PR801:
Refactor the Graph writing code to use a common implementation which is
now in lib/Support/GraphWriter.cpp. This completes the PR.

Patch by Anton Korobeynikov. Thanks, Anton!

llvm-svn: 28925
2006-06-27 16:49:46 +00:00
Reid Spencer
ecf6ddfe47 Whoops, missed a couple more C-style casts.
llvm-svn: 28905
2006-06-21 22:19:00 +00:00
Reid Spencer
9fda67cfdf Use C++ style casts instead of C-style casts to shut up compiler warnings
when compiling with -pedantic. Passes regression tests on Linux.

llvm-svn: 28904
2006-06-21 21:54:54 +00:00
Jim Laskey
120281ddcf 1. Revise vector debug support.
2. Update docs for vector debug support and new version control.

3. Simplify serialization of DebugDescInfo subclasses.

llvm-svn: 28816
2006-06-16 13:14:03 +00:00
Jim Laskey
849c76e55c 1. Support standard dwarf format (was bootstrapping in Apple format.)
2. Add vector support.

llvm-svn: 28807
2006-06-15 20:51:43 +00:00
Chris Lattner
497d2b6701 Add some more matcher classes for shifts.
llvm-svn: 28804
2006-06-15 19:25:28 +00:00
Reid Spencer
854aa3ca41 For PR780:
1. Add #includes to LinkAllVMCore.h to get Mangler.o and InlineAsm.o
2. Make Mangler.h and InlineAsm.h use the macros to ensure linkage
3. Make each of the tools with --load options include LinkAllVMCore.h
This should be the last set of changes for this bug and 800.

llvm-svn: 28719
2006-06-07 23:03:13 +00:00
Reid Spencer
560366562b For PR780:
1. Fix the macros in IncludeFile.h to put everything in the llvm namespace
2. Replace the previous explicit mechanism in all the .h and .cpp files
   with the macros in IncludeFile.h
This gets us a consistent mechanism throughout LLVM for ensuring linkage.
Next step is to make sure its used in enough places.

llvm-svn: 28715
2006-06-07 22:00:26 +00:00
Reid Spencer
fb62eb9b47 For PR780:
This change was suggested by Chris so that we can select an alternate
(or even no-op) implementation of the link assurance. I'm committing this
for your review, Chris. If the names and definitions are okay, I'll adjust
all the .h and .cpp files in a later patch.

llvm-svn: 28712
2006-06-07 20:35:46 +00:00
Reid Spencer
3832b7f9c4 For PR780:
Break the "IncludeFile" mechanism into its own header file and adjust other
files accordingly. Use this facility for the IntrinsicInst problem which
was the subject of PR800.
More to follow on this.

llvm-svn: 28709
2006-06-07 20:00:19 +00:00
Chris Lattner
2701560055 Move toolrunner out of libsupport into the bugpoint tool
llvm-svn: 28700
2006-06-06 22:31:36 +00:00
Reid Spencer
ff02d7d45a Add the -Xlinker option to bugpoint which allows an option to be passed
through to gcc when its being used as a linker. This allows -L and -l
(and any other) options to be added so that non-complete bytecode files
can be processed with bugpoint. The -Xlinker option can be added as many
times as needed.

llvm-svn: 28692
2006-06-06 00:00:42 +00:00
Reid Spencer
24f0a4a816 Make it possible to override the standard version printer. Not all tools
built with CommandLine.h will want the --version option to report that the
tool belongs to LLVM. To override simply pass a void func() to the
cl::SetVersionPrinter() function and that void func() will be called when
it is time to print the version information.

llvm-svn: 28687
2006-06-05 16:22:56 +00:00
Vladimir Prus
3967260b59 Improve InstVisitor docs.
llvm-svn: 28586
2006-05-31 15:30:18 +00:00
Chris Lattner
819480fcb2 Fix breakage on platforms where string/cassert don't pull in int64_t.
llvm-svn: 28464
2006-05-25 05:59:50 +00:00
Reid Spencer
574d4e6992 For PR786:
Minor tweaks in public headers and a few .cpp files so that LLVM can build
successfully with -pedantic and projects using LLVM with -pedantic don't
get warnings from LLVM. There's still more -pedantic warnings to fix.

llvm-svn: 28453
2006-05-24 19:21:13 +00:00
Chris Lattner
96c4ae0fa3 Improve documentation on throwing, it is not complete still though. :(
llvm-svn: 28294
2006-05-14 19:07:07 +00:00
Reid Spencer
0be60af352 Add a #include <cassert> for situations where Casting.h is used standalone.
Patch contributed by Vladimir Prus.

llvm-svn: 28280
2006-05-13 17:50:38 +00:00
Reid Spencer
1a7e67d221 Don't use old-style casts. This prevents compiler warnings when CommandLine.h
is used in projects that have stricter warning control than LLVM. This also
helps us find casts more easily if we ever need to.

llvm-svn: 28263
2006-05-12 19:20:55 +00:00
Reid Spencer
b569daf7a6 Add in missing #defines for _OpenBSD_ systems.
llvm-svn: 27850
2006-04-20 00:18:39 +00:00
Chris Lattner
e2d0c1084a Add a new shufflevector instruction
llvm-svn: 27507
2006-04-08 01:15:18 +00:00
Jim Laskey
867301543c Generate local variable and scope information and equivalent dwarf forms.
llvm-svn: 26989
2006-03-23 18:07:55 +00:00
Jim Laskey
ffef675325 Remove comma from enum list.
llvm-svn: 26456
2006-03-01 20:48:20 +00:00
Jim Laskey
c73a56236e Switch back to using actual dwarf tags. Simplifies code without loss to other
debug forms.

llvm-svn: 26455
2006-03-01 20:39:36 +00:00
Jim Laskey
cb47e213c0 Qualify dwarf namespace inside llvm namespace.
llvm-svn: 26409
2006-02-27 22:37:23 +00:00
Jim Laskey
939d2084ad Re-orging file.
llvm-svn: 26401
2006-02-27 12:43:29 +00:00
Chris Lattner
307a2b55bb Fix typo that caused build failures for things trying to use m_Or.
llvm-svn: 26153
2006-02-13 23:06:39 +00:00
Andrew Lenharth
c2973ea159 Remember plugins should someone like bugpoint want to know them.
llvm-svn: 25649
2006-01-26 18:36:50 +00:00
Jim Laskey
036aa0ddc9 Split out Dwarf constants for use outside DwarfWriter.
llvm-svn: 25646
2006-01-26 14:45:22 +00:00
Chris Lattner
4cefd6fa96 This header should not pull in <iostream>
llvm-svn: 25511
2006-01-22 22:54:51 +00:00
Robert Bocchino
dc31d8561b Support for the insertelement operation.
llvm-svn: 25405
2006-01-17 20:06:42 +00:00
Jeff Cohen
ae3d2a938b Fix generous source of VC++ truncation warnings.
llvm-svn: 25311
2006-01-14 02:17:20 +00:00
Nate Begeman
4750001146 Add bswap intrinsics as documented in the Language Reference
llvm-svn: 25309
2006-01-14 01:25:24 +00:00
Robert Bocchino
1088fb019d Added an instruction and constant expression for the extractelement
operation.

llvm-svn: 25176
2006-01-10 19:04:13 +00:00
Chris Lattner
3a18b19a03 Allow per-character control over what target assemblers allow in symbol
names.  This also changes the default to allow all of "$_." in addition
to letters and numbers as symbol names.  If you don't want this, use
markCharUnacceptable to remove one of these or markCharAcceptable to add
to the set.  This corresponds with what GAS accepts by default.

llvm-svn: 24291
2005-11-10 21:39:12 +00:00
Chris Lattner
2ba7f5a64d Add a new option for targets that accept quoted labels.
llvm-svn: 24283
2005-11-10 19:30:07 +00:00
Chris Lattner
6ce2a3d52e Remove M, which is dead. Eliminate a dead typedef. Add comments.
llvm-svn: 24282
2005-11-10 19:02:52 +00:00