Jakob Stoklund Olesen
eba2bbb58c
Verify two-address constraints more carefully.
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Include <undef> operands and virtual registers after leaving SSA form.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@160734 91177308-0d34-0410-b5e6-96231b3b80d8
2012-07-25 16:49:11 +00:00
Nuno Lopes
51004dff92
make all Emit*() functions consult the TargetLibraryInfo information before creating a call to a library function.
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Update all clients to pass the TLI information around.
Previous draft reviewed by Eli.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@160733 91177308-0d34-0410-b5e6-96231b3b80d8
2012-07-25 16:46:31 +00:00
Rafael Espindola
c338fe0828
Fix typos. Thanks to Matt Beaumont-Gay for noticing it.
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@160731 91177308-0d34-0410-b5e6-96231b3b80d8
2012-07-25 15:42:45 +00:00
Axel Naumann
fc97547b8b
Twine: fix link to source, add link to class doc and container section.
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80 char lines.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@160726 91177308-0d34-0410-b5e6-96231b3b80d8
2012-07-25 13:46:11 +00:00
Rafael Espindola
1cee71099c
When a return struct pointer is passed in registers, the called has nothing
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to pop.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@160725 91177308-0d34-0410-b5e6-96231b3b80d8
2012-07-25 13:41:10 +00:00
Rafael Espindola
742f2c9a43
Factor a long list of conditions into a predicate function. No functionality
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change.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@160724 91177308-0d34-0410-b5e6-96231b3b80d8
2012-07-25 13:35:45 +00:00
Duncan Sands
6ce1eaf1a6
Don't perform an overaligned load in this test, since that's undefined
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behaviour that might be exploited one day.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@160714 91177308-0d34-0410-b5e6-96231b3b80d8
2012-07-25 09:45:37 +00:00
Duncan Sands
f2124cc6c1
When folding a load from a global constant, if the load started in the middle
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of an array element (rather than at the beginning of the element) and extended
into the next element, then the load from the second element was being handled
wrong due to incorrect updating of the notion of which byte to load next. This
fixes PR13442. Thanks to Chris Smowton for reporting the problem, analyzing it
and providing a fix.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@160711 91177308-0d34-0410-b5e6-96231b3b80d8
2012-07-25 09:14:54 +00:00
Akira Hatanaka
de4a127470
Eliminate the stack slot used to save the global base register.
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The long branch pass (fixed in r160601) no longer uses the global base register
to compute addresses of branch destinations, so it is not necessary to reserve
a slot on the stack.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@160703 91177308-0d34-0410-b5e6-96231b3b80d8
2012-07-25 03:16:47 +00:00
Rafael Espindola
d9fb65dee6
Add a cpu to the test. Should fix the atom bot.
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@160701 91177308-0d34-0410-b5e6-96231b3b80d8
2012-07-24 22:56:06 +00:00
Rafael Espindola
423ebb1f38
Add a triple to the test.
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@160698 91177308-0d34-0410-b5e6-96231b3b80d8
2012-07-24 21:55:04 +00:00
Rafael Espindola
cde227bc2a
In order to correctly compile
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struct s {
double x1;
float x2;
};
__attribute__((regparm(3))) struct s f(int a, int b, int c);
void g(void) {
f(41, 42, 43);
}
We need to be able to represent passing the address of s to f (sret) in a
register (inreg). Turns out that all that is needed is to not mark them as
mutually incompatible.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@160695 91177308-0d34-0410-b5e6-96231b3b80d8
2012-07-24 21:40:17 +00:00
Kevin Enderby
16b7dd64e9
Fix a bug in the x86 disassembler's symbolic disassembly support for Jcc-Jump
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if Condition Is Met instuctions that was not correctly determining the target
instruction.
So for a jne rel32 instruction:
% cat x.s
.byte 0x0f, 0x85, 0x09, 0x00, 0x00, 0x00
% as x.s
it was incorrectly deterining the target:
% otool -q -tv a.out
a.out:
(__TEXT,__text) section
0000000000000000 jne 0xd
and with the fix it gets this correct as:
% otool -q -tv a.out
a.out:
(__TEXT,__text) section
0000000000000000 jne 0xf
rdar://11505997
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@160694 91177308-0d34-0410-b5e6-96231b3b80d8
2012-07-24 21:40:01 +00:00
Nick Lewycky
952f5d562c
Don't delete one more instruction than we're allowed to. This should fix the
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Darwin bootstrap. Testcase exists but isn't fully reduced, I expect to commit
the testcase this evening.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@160693 91177308-0d34-0410-b5e6-96231b3b80d8
2012-07-24 21:33:00 +00:00
Michael J. Spencer
9669f74976
[Object] Remove unneeded const_cast.
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@160692 91177308-0d34-0410-b5e6-96231b3b80d8
2012-07-24 21:07:56 +00:00
Nuno Lopes
8d32463a9f
add a few more functions to TargetLibraryInfo:
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fputc, memchr, memcmp, putchar, puts, strchr, strncmp
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@160690 91177308-0d34-0410-b5e6-96231b3b80d8
2012-07-24 21:00:36 +00:00
David Chisnall
23a62cbaf5
ELF does not imply GNU/Linux. Do not assume GNU conventions just because we
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are targeting an ELF platform. Only fold gs-relative (and fs-relative) loads
if it is actually sensible to do so for the target platform.
This fixes PR13438.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@160687 91177308-0d34-0410-b5e6-96231b3b80d8
2012-07-24 20:04:16 +00:00
Anshuman Dasgupta
9dc5b3e6c4
Add new interfaces to support ldd's ReaderElf.cpp.
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Patch by Sid Manning!
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@160685 91177308-0d34-0410-b5e6-96231b3b80d8
2012-07-24 19:48:24 +00:00
Nuno Lopes
0841e63ede
TargetLibraryInfo: add strn?cat, strn?cpy, and strn?len
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@160678 91177308-0d34-0410-b5e6-96231b3b80d8
2012-07-24 17:25:06 +00:00
Nuno Lopes
9827c8e1c9
teach objectsize about strdup() and strndup()
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@160676 91177308-0d34-0410-b5e6-96231b3b80d8
2012-07-24 16:28:13 +00:00
Nadav Rotem
a94d6e87c4
Clean whitespaces.
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@160668 91177308-0d34-0410-b5e6-96231b3b80d8
2012-07-24 10:51:42 +00:00
Nick Lewycky
8899d5c6fb
Teach globalopt to not nuke all stores to globals. Keep them around of they
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might be deliberate "one time" leaks, so that leak checkers can find them.
This is a reapply of r160602 with the fix that this time I'm committing the
code I thought I was committing last time; the I->eraseFromParent() goes
*after* the break out of the loop.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@160664 91177308-0d34-0410-b5e6-96231b3b80d8
2012-07-24 07:21:08 +00:00
Craig Topper
ea0ca84647
Change llvm_unreachable in SplitVectorOperand to report_fatal_error. Keeps release builds from crashing if code uses an intrinsic with an illegal type.
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@160661 91177308-0d34-0410-b5e6-96231b3b80d8
2012-07-24 04:11:21 +00:00
Akira Hatanaka
b57134523c
Fix function MipsCodeEmitter::emitExternalSymbolAddress to pass test
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ExecutionEngine/test-fp.ll.
Patch by Petar Jovanovic.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@160653 91177308-0d34-0410-b5e6-96231b3b80d8
2012-07-24 00:08:26 +00:00
Akira Hatanaka
3ee306cbc0
Add basic ability to setup call frame, and make procedure calls.
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Hello world will compile and execute with this patch.
Patch by Reed Kotler.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@160651 91177308-0d34-0410-b5e6-96231b3b80d8
2012-07-23 23:45:54 +00:00
Eric Christopher
581a739226
Fix a "Bad fd number" error on some platforms due to a less portable
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redirection in the system call.
Patch by Andy Gibbs.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@160644 91177308-0d34-0410-b5e6-96231b3b80d8
2012-07-23 20:54:17 +00:00
Nuno Lopes
b42729b53a
make ConstantRange::zeroExtend() optimal
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@160643 91177308-0d34-0410-b5e6-96231b3b80d8
2012-07-23 20:33:29 +00:00
Richard Trieu
5e31044e11
Add operator== to APSInt. This will compare the signed bit before doing
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the comparison. This prevents large unsigned integers from being equal to
signed negative integers of the same bit width.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@160642 91177308-0d34-0410-b5e6-96231b3b80d8
2012-07-23 20:24:23 +00:00
Dan Gohman
c72d3be389
An objc_retain can serve as a may-use for a different pointer.
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rdar://11931823.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@160637 91177308-0d34-0410-b5e6-96231b3b80d8
2012-07-23 19:27:31 +00:00
Akira Hatanaka
ec5e97f5c8
Add comment for relocations MO_HIGHER and HIGHEST in MipsBaseInfo.h.
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@160636 91177308-0d34-0410-b5e6-96231b3b80d8
2012-07-23 19:19:20 +00:00
Micah Villmow
9a7963947c
Test revert of test changes.
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@160632 91177308-0d34-0410-b5e6-96231b3b80d8
2012-07-23 16:42:45 +00:00
Micah Villmow
f79c031bdc
Test commit.
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@160631 91177308-0d34-0410-b5e6-96231b3b80d8
2012-07-23 16:37:24 +00:00
Nadav Rotem
c1deb67d78
Suppress a warning.
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@160629 91177308-0d34-0410-b5e6-96231b3b80d8
2012-07-23 13:44:15 +00:00
Nadav Rotem
f4341e4155
Doxygenify the comments of ISD nodes.
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@160623 91177308-0d34-0410-b5e6-96231b3b80d8
2012-07-23 09:04:00 +00:00
Sylvestre Ledru
c8e41c5917
Fix a typo (the the => the)
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@160621 91177308-0d34-0410-b5e6-96231b3b80d8
2012-07-23 08:51:15 +00:00
Nadav Rotem
ed1a335ece
Fixed DAGCombine optimizations which generate select_cc for targets
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that do not support it (X86 does not lower select_cc).
PR: 13428
Together with Michael Kuperstein <michael.m.kuperstein@intel.com >
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@160619 91177308-0d34-0410-b5e6-96231b3b80d8
2012-07-23 07:59:50 +00:00
Craig Topper
f093393b9a
Tidy up. Fix indentation and remove trailing whitespace.
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@160617 91177308-0d34-0410-b5e6-96231b3b80d8
2012-07-23 05:38:07 +00:00
Craig Topper
200e04c3fd
Change llvm_unreachable in SplitVectorResult to report_fatal_error. Keeps release builds from crashing if code uses an intrinsic with an illegal type. For instance 256-bit AVX intrinsics without having AVX enabled.
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@160616 91177308-0d34-0410-b5e6-96231b3b80d8
2012-07-23 04:34:49 +00:00
Chandler Carruth
9b4df49d39
Move the initialization of the bounds checking pass. The pass itself
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moved earlier. This fixes some layering issues.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@160611 91177308-0d34-0410-b5e6-96231b3b80d8
2012-07-22 05:19:32 +00:00
NAKAMURA Takumi
956994c2ed
ExecutionEngine/TargetSelect.cpp: Override default triple as LLVM_HOSTTRIPLE.
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In current implementation, JIT should run only on host.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@160610 91177308-0d34-0410-b5e6-96231b3b80d8
2012-07-22 03:04:57 +00:00
NAKAMURA Takumi
2864de7c2d
autoconf: Re-introduce LLVM_HOSTTRIPLE since r143500, as rework of PR11060.
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cmake: Add LLVM_HOSTTRIPLE. For now, it is same as TARGET_TRIPLE.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@160609 91177308-0d34-0410-b5e6-96231b3b80d8
2012-07-22 03:04:52 +00:00
Nick Lewycky
c7088c9a9c
Revert r160602.
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@160603 91177308-0d34-0410-b5e6-96231b3b80d8
2012-07-21 09:03:15 +00:00
Nick Lewycky
61e2ff8f82
Teach globalopt to play nice with leak checkers. This is a reapplication of
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r160529 that was subsequently reverted. The fix was to not call
GV->eraseFromParent() right before the caller does the same. The existing
testcases already caught this bug if run under valgrind.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@160602 91177308-0d34-0410-b5e6-96231b3b80d8
2012-07-21 08:29:45 +00:00
Akira Hatanaka
60287963c7
Fix Mips long branch pass.
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This pass no longer requires that the global pointer value be saved to the
stack or register since it uses bal instruction to compute branch distance.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@160601 91177308-0d34-0410-b5e6-96231b3b80d8
2012-07-21 03:30:44 +00:00
Akira Hatanaka
b22c9289b0
Add HIGHER and HIGHEST relocations to Mips backend.
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@160599 91177308-0d34-0410-b5e6-96231b3b80d8
2012-07-21 03:09:04 +00:00
Akira Hatanaka
fef904d0e8
Revert accidental commit.
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@160598 91177308-0d34-0410-b5e6-96231b3b80d8
2012-07-21 02:20:33 +00:00
Akira Hatanaka
b7dd9fc678
Add VK_Mips_HIGHER and VK_Mips_HIGHEST to MCSymbolRefExpr::VariantKind.
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Test case will be added later when long branch patch is checked in.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@160597 91177308-0d34-0410-b5e6-96231b3b80d8
2012-07-21 02:15:19 +00:00
Nuno Lopes
c606c3ff91
baby steps toward fixing some problems with inbound GEPs that overflow, as discussed 2 months ago or so.
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Make sure we do not emit index computations with NSW flags so that we dont get an undef value if the GEP overflows
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@160589 91177308-0d34-0410-b5e6-96231b3b80d8
2012-07-20 23:07:40 +00:00
Nuno Lopes
78435f6bb7
move the bounds checking pass to the instrumentation folder, where it belongs. I dunno why in the world I dropped it in the Scalar folder in the first place.
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No functionality change.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@160587 91177308-0d34-0410-b5e6-96231b3b80d8
2012-07-20 22:39:33 +00:00
Benjamin Kramer
e288cd100f
Remove unused private member variables uncovered by the recent changes to clang's -Wunused-private-field.
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@160583 91177308-0d34-0410-b5e6-96231b3b80d8
2012-07-20 22:05:57 +00:00