Douglas Gregor
5ee568ac27
Extend StringRef's edit-distance algorithm to permit an upper bound on the allowed edit distance
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@116867 91177308-0d34-0410-b5e6-96231b3b80d8
2010-10-19 22:13:48 +00:00
NAKAMURA Takumi
1b5de0e7ee
lib/Support/raw_ostream.cpp: Fix Cygwin's build.
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setmode is provided by io.h on Cygwin.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@116784 91177308-0d34-0410-b5e6-96231b3b80d8
2010-10-19 01:21:55 +00:00
Daniel Dunbar
d49e2aa5b8
CrashRecoveryContext: Add missing return, so that the signal fires after we our
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routine is off the stack. Otherwise we show up rather confusingly in the stack
trace.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@116755 91177308-0d34-0410-b5e6-96231b3b80d8
2010-10-18 21:55:18 +00:00
Oscar Fuentes
f0c55a9b97
Build with RTTI and exceptions disabled. Only in GCC for now.
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@116682 91177308-0d34-0410-b5e6-96231b3b80d8
2010-10-17 02:26:16 +00:00
Francois Pichet
a872a0f5f8
Always use binary mode for output stream. This is important to prevent unwanted end of line conversion on Windows. Should not affect Unix where O_BINARY is not defined. This fix /clang/test/lexer/preamble.c XFAIL on WIN32.
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@116509 91177308-0d34-0410-b5e6-96231b3b80d8
2010-10-14 20:30:58 +00:00
Chris Lattner
a5bbde8efd
fix a bug I introduced, no idea how this didn't repro right.
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@116462 91177308-0d34-0410-b5e6-96231b3b80d8
2010-10-14 00:30:00 +00:00
Chris Lattner
eafc5cb80d
add uadd_ov/usub_ov to apint, consolidate constant folding
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logic to use the new APInt methods. Among other things this
implements rdar://8501501 - llvm.smul.with.overflow.i32 should constant fold
which comes from "clang -ftrapv", originally brought to my attention from PR8221.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@116457 91177308-0d34-0410-b5e6-96231b3b80d8
2010-10-14 00:05:07 +00:00
Chris Lattner
0a0a585e6b
constify these methods.
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@116455 91177308-0d34-0410-b5e6-96231b3b80d8
2010-10-13 23:54:10 +00:00
Chris Lattner
f2ddc64c87
add a few operations for signed operations that also
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return an overflow flag.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@116452 91177308-0d34-0410-b5e6-96231b3b80d8
2010-10-13 23:46:33 +00:00
John Thompson
358cf1631a
Unbreak cmake build.
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@116003 91177308-0d34-0410-b5e6-96231b3b80d8
2010-10-07 23:12:15 +00:00
Dan Gohman
e4f1a9b8a2
Move tool_output_file into its own file.
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@115973 91177308-0d34-0410-b5e6-96231b3b80d8
2010-10-07 20:32:40 +00:00
Dan Gohman
644801a199
After printing "Running 'Graphviz' program... " and running the
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Graphviz program, print something with a newline, to avoid leaving
the line unfinished.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@115620 91177308-0d34-0410-b5e6-96231b3b80d8
2010-10-05 15:30:27 +00:00
Benjamin Kramer
82d96cccbc
Grow BumpPtrAllocator's slab size dynamically if we allocated many slabs. This
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reduces the amount of malloc calls and may reduce memory overhead.
Some numbers:
ASTContext stats, clang -cc1 -disable-free -fsyntax-only Cocoa_h.m
without dynamic growth | with dynamic growth
Number of memory regions: 3158 | Number of memory regions: 432
Bytes used: 12333185 | Bytes used: 12333185
Bytes allocated: 12935168 | Bytes allocated: 12800000
Bytes wasted: 601983 (includes alignment, etc) | Bytes wasted: 466815 (includes alignment, etc)
ASTContext stats, clang -cc1 -disable-free -fsyntax-only on clang's ASTReader.cpp
without dynamic growth | with dynamic growth
Number of memory regions: 10987 | Number of memory regions: 551
Bytes used: 42910356 | Bytes used: 42910356
Bytes allocated: 45002752 | Bytes allocated: 44711936
Bytes wasted: 2092396 (includes alignment, etc) | Bytes wasted: 1801580 (includes alignment, etc)
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@115151 91177308-0d34-0410-b5e6-96231b3b80d8
2010-09-30 16:18:28 +00:00
Oscar Fuentes
3609eb0de2
Removed a bunch of unnecessary target_link_libraries.
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@114999 91177308-0d34-0410-b5e6-96231b3b80d8
2010-09-28 22:39:14 +00:00
Nick Lewycky
f2d7b7c879
Make ConstantRange::makeICmpRegion handle all the edge cases properly. This
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also fixes PR8250.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@114972 91177308-0d34-0410-b5e6-96231b3b80d8
2010-09-28 18:18:36 +00:00
Benjamin Kramer
d1e1703c39
Push twines deeper into SourceMgr's error handling methods.
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@114847 91177308-0d34-0410-b5e6-96231b3b80d8
2010-09-27 17:42:11 +00:00
Dan Gohman
477268cd24
Delete an unused declaration.
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@114839 91177308-0d34-0410-b5e6-96231b3b80d8
2010-09-27 16:54:49 +00:00
Dan Gohman
48fd5a79e0
Add support for viewing graphviz graphs with xdot.py.
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@114832 91177308-0d34-0410-b5e6-96231b3b80d8
2010-09-27 16:28:34 +00:00
Duncan Sands
5754a45256
Add better support for environment portion of triple. Original patch by
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Cameron Esfahani, tweaked to use array_lengthof.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@114073 91177308-0d34-0410-b5e6-96231b3b80d8
2010-09-16 08:25:48 +00:00
Duncan Sands
dd2fdd81bc
Some versions of gcc still warn about "ignoring return value ... declared
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with attribute warn_unused_result" here - suppress the warning harder.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@114072 91177308-0d34-0410-b5e6-96231b3b80d8
2010-09-16 08:20:49 +00:00
Nick Lewycky
f7a3c50183
Create PTX backend. Patch by Che-Liang Chiou!
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@113235 91177308-0d34-0410-b5e6-96231b3b80d8
2010-09-07 18:14:24 +00:00
Nick Lewycky
198381e542
Add completely hokey binary-and and binary-or operations to ConstantRange and
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teach LazyValueInfo to use them.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@113196 91177308-0d34-0410-b5e6-96231b3b80d8
2010-09-07 05:39:02 +00:00
Nick Lewycky
32cda119ef
Add a new isSignWrappedSet() method to ConstantRange.
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Fix zeroExtend and signExtend to support empty sets, and to return the smallest
possible result set which contains the extension of each element in their
inputs. For example zext i8 [100, 10) to i16 is now [0, 256), not i16 [100, 10)
which contains 63446 members.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@113187 91177308-0d34-0410-b5e6-96231b3b80d8
2010-09-06 23:52:49 +00:00
Dan Gohman
776339ee27
Use the FindProgramByName fallback only with known absolute paths.
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I wasn't able to convince myself that all GetMainExecutable
implementations always return absolute paths; this prevents
unexpected behavior in case they ever don't.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@112888 91177308-0d34-0410-b5e6-96231b3b80d8
2010-09-02 22:32:38 +00:00
John McCall
2a9a2dba4c
After some discussion with djg, teach SmallVector to grow from a zero
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capacity and remove the workaround in SmallVector<T,0>. There are some
theoretical benefits to a N->2N+1 growth policy anyway.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@112870 91177308-0d34-0410-b5e6-96231b3b80d8
2010-09-02 21:55:03 +00:00
NAKAMURA Takumi
1b68af4183
llvm::FindExecutable(): Retrieve the name with suffix.exe, if available.
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bugpoint uses it.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@112803 91177308-0d34-0410-b5e6-96231b3b80d8
2010-09-02 03:46:04 +00:00
Dan Gohman
d4c454317a
Make tool_output_file's raw_ostream instance a member variable instead
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of a base class.
This makes it possible to unregister the file from FilesToRemove when
the file is done. Also, this eliminates the need for
formatted_tool_output_file.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@112706 91177308-0d34-0410-b5e6-96231b3b80d8
2010-09-01 14:20:41 +00:00
Duncan Sands
12881e79b6
Remove a hack that tries to understand incorrect triples from the
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Triple class constructor. Only valid triples should now be used
inside LLVM - front-ends are now responsable for rejecting or
correcting invalid target triples. The Triple::normalize method
can be used to straighten out funky triples provided by users.
Give this a whirl through the buildbots to see if I caught all
places where triples enter LLVM.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@112470 91177308-0d34-0410-b5e6-96231b3b80d8
2010-08-30 10:57:54 +00:00
Benjamin Kramer
837bccd052
StringRef::compare_numeric also differed from StringRef::compare for characters > 127.
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@112189 91177308-0d34-0410-b5e6-96231b3b80d8
2010-08-26 15:25:35 +00:00
Benjamin Kramer
0043e35b82
Do unsigned char comparisons in StringRef::compare_lower to be more consistent with compare in corner cases.
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@112185 91177308-0d34-0410-b5e6-96231b3b80d8
2010-08-26 14:21:08 +00:00
Dan Gohman
365c53e328
Use Bits.data() instead of &Bits[0].
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@111993 91177308-0d34-0410-b5e6-96231b3b80d8
2010-08-24 23:16:53 +00:00
Benjamin Kramer
250eb005d9
Avoid O(n*m) complexity in StringRef::find_first(_not)_of(StringRef).
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- Cache used characters in a bitset to reduce memory overhead to just 32 bytes.
- On my core2 this code is faster except when the checked string was very short
(smaller than the list of delimiters).
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@111817 91177308-0d34-0410-b5e6-96231b3b80d8
2010-08-23 18:16:08 +00:00
Benjamin Kramer
192a400003
Update CMake build.
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@111669 91177308-0d34-0410-b5e6-96231b3b80d8
2010-08-20 18:56:46 +00:00
Dan Gohman
8d18006cf2
Delete SlowOperationInformer, which is no longer used.
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@111661 91177308-0d34-0410-b5e6-96231b3b80d8
2010-08-20 18:07:37 +00:00
Dan Gohman
5d56d9df92
Make outs() close its file when its stream is destructed, so that
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pending output errors are detected.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@111643 91177308-0d34-0410-b5e6-96231b3b80d8
2010-08-20 16:44:56 +00:00
Dan Gohman
a1f89deb56
Delete raw_stdout_ostream and raw_stderr_ostream, which are unused
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outside of outs() and errs() themselves, and they don't really
need custom classes.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@111642 91177308-0d34-0410-b5e6-96231b3b80d8
2010-08-20 16:39:41 +00:00
Dan Gohman
8df0e01046
Move raw_ostream's Error flag into raw_fd_ostream, as that's the only
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class which is using it.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@111639 91177308-0d34-0410-b5e6-96231b3b80d8
2010-08-20 16:34:20 +00:00
Dan Gohman
af0636f4d6
Introduce a new tool_output_file class, which extends raw_ostream with
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functionality that most command-line tools need: ensuring that the
output file gets deleted if the tool is interrupted or encounters an
error.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@111595 91177308-0d34-0410-b5e6-96231b3b80d8
2010-08-20 00:48:10 +00:00
Dale Johannesen
b1508d1889
Do not assert when reading an exponent out of range.
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@111534 91177308-0d34-0410-b5e6-96231b3b80d8
2010-08-19 17:58:35 +00:00
Dan Gohman
2499990699
Make raw_fd_ostream consider itself the owner of STDOUT_FILENO when
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constructed with an output filename of "-". In particular, allow the
file descriptor to be closed, and close the file descriptor in the
destructor if it hasn't been explicitly closed already, to ensure
that any write errors are detected.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@111436 91177308-0d34-0410-b5e6-96231b3b80d8
2010-08-18 22:26:19 +00:00
Dan Gohman
d77e5a8176
Tidy.
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@111432 91177308-0d34-0410-b5e6-96231b3b80d8
2010-08-18 22:04:43 +00:00
Dan Gohman
d2da32711d
Revert r111321. This doesn't fix a problem.
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@111339 91177308-0d34-0410-b5e6-96231b3b80d8
2010-08-18 01:34:52 +00:00
Chris Lattner
5083912dd7
stomp some more undefined behavior, PR7775.
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@111337 91177308-0d34-0410-b5e6-96231b3b80d8
2010-08-18 00:33:47 +00:00
Chris Lattner
7942e3c412
include config.h to get config params, hopefully unbreaking mingw builder.
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@111325 91177308-0d34-0410-b5e6-96231b3b80d8
2010-08-17 23:22:10 +00:00
Chris Lattner
93d81b697c
Fix the rest of rdar://8318441 which happens when a raw_fd_ostream
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(e.g. errs()) fails in close() due to (e.g.) a broken pipe. As
previously written, the had_error() flag would get set and then
the raw_ostream dtor would report a fatal error. There is nothing
the client can do about this and we have no way to report the error,
so just eat it.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@111321 91177308-0d34-0410-b5e6-96231b3b80d8
2010-08-17 23:11:56 +00:00
Chris Lattner
73ebaff79f
report_fatal_error can't use errs(), because errs() can call
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into report_fatal_error. Just blast the string to stderr with write(2)
and hope for the best! Part of rdar://8318441
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@111320 91177308-0d34-0410-b5e6-96231b3b80d8
2010-08-17 23:03:53 +00:00
Daniel Dunbar
ebe7eb884e
CrashRecovery: Clear the current context on the first crash, to avoid re-entering it if the cleanup code crashes.
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@111309 91177308-0d34-0410-b5e6-96231b3b80d8
2010-08-17 22:32:39 +00:00
Daniel Dunbar
a8fa798246
CrashRecovery: Add CrashRecoveryContext::GetCurrent(), so clients can find the active context from anywhere.
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@111308 91177308-0d34-0410-b5e6-96231b3b80d8
2010-08-17 22:32:37 +00:00
Daniel Dunbar
c0c815e887
CrashRecovery: Make CrashRecoveryContext static methods thread safe.
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@111307 91177308-0d34-0410-b5e6-96231b3b80d8
2010-08-17 22:32:34 +00:00
Jim Grosbach
37e59c059c
remove trailing whitespace
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@111254 91177308-0d34-0410-b5e6-96231b3b80d8
2010-08-17 17:37:22 +00:00