OSDN Git Service
Evan Cheng [Tue, 9 Mar 2010 03:21:12 +0000 (03:21 +0000)]
- Make the machine cse dumb coalescer (as opposed to the more awesome simple
coalescer) handle sub-register classes.
- Add heuristics to avoid non-profitable cse. Given the current lack of live
range splitting, avoid cse when an expression has PHI use and the would be
new use is in a BB where the expression wasn't already being used.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@98043
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Dan Gohman [Tue, 9 Mar 2010 03:01:40 +0000 (03:01 +0000)]
Don't try to fold V_SET0 and V_SETALLONES to loads in medium and
large code models.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@98042
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Bill Wendling [Tue, 9 Mar 2010 02:46:12 +0000 (02:46 +0000)]
This is part of an LLC-beta test used to test <rdar://problem/
6804645>. Please
bear with the awful code. It won't last in its current state beyond tonight.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@98040
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Eric Christopher [Tue, 9 Mar 2010 02:36:31 +0000 (02:36 +0000)]
Speculatively revert r98035. It appears to have caused a set of buildbot
failures.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@98039
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Dan Gohman [Tue, 9 Mar 2010 02:15:05 +0000 (02:15 +0000)]
Attempt to make this debug output meaningful, both in the case of
multibyte opcodes and in the case of multiple scopes.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@98036
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Chris Lattner [Tue, 9 Mar 2010 02:08:02 +0000 (02:08 +0000)]
Now that setStartLabel takes an MCSymbol, we can de-ID'ize
beginScope and RecordSourceLine.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@98035
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Chris Lattner [Tue, 9 Mar 2010 01:58:53 +0000 (01:58 +0000)]
change DbgScope to keep track of the start/end label as MCSymbol*
now that the dependence on ID is removed from MMI.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@98034
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Dan Gohman [Tue, 9 Mar 2010 01:53:33 +0000 (01:53 +0000)]
Make isLCSSA ignore uses in blocks not reachable from the entry block,
as LCSSA no longer transforms such uses.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@98033
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Chris Lattner [Tue, 9 Mar 2010 01:52:43 +0000 (01:52 +0000)]
remove a useless optimization: now that label replacement never
happens, the start/end of a scope can never be the same.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@98032
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Chris Lattner [Tue, 9 Mar 2010 01:51:43 +0000 (01:51 +0000)]
strength reduce MMI::MappedLabel to MMI::isLabelDeleted,
and add a FIXME about how we are eventually going to zap this
lookup table once mc world domination is complete.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@98031
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Chris Lattner [Tue, 9 Mar 2010 01:29:59 +0000 (01:29 +0000)]
inline RemapLabel into its only caller and simplify.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@98029
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Daniel Dunbar [Tue, 9 Mar 2010 01:12:23 +0000 (01:12 +0000)]
MC/Mach-O: Tweak .dump() formatting.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@98028
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Daniel Dunbar [Tue, 9 Mar 2010 01:12:20 +0000 (01:12 +0000)]
MC/Mach-O: Don't adjust section sizes when aligning zero fill sections, just pad the address.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@98027
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Dale Johannesen [Tue, 9 Mar 2010 01:08:11 +0000 (01:08 +0000)]
Another place where debug info affected codegen.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@98026
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Chris Lattner [Tue, 9 Mar 2010 01:02:30 +0000 (01:02 +0000)]
mcstreamerize AsmPrinter::printLabel.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@98025
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Jakob Stoklund Olesen [Tue, 9 Mar 2010 00:59:53 +0000 (00:59 +0000)]
Add inlining threshold to log output.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@98024
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Jakob Stoklund Olesen [Tue, 9 Mar 2010 00:59:48 +0000 (00:59 +0000)]
Disable physical register coalescing when the number of live ranges for the
physreg becomes ridiculously high.
std::upper_bound may be log(N), but for sufficiently large live intervals, it
becomes log(N)*cachemiss = a long long time.
This patch improves coalescer time by 4500x for a function with 20000
function calls. The generated code is different, but not significantly worse -
the allocator hints are almost as good as physreg coalescing anyway.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@98023
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Devang Patel [Tue, 9 Mar 2010 00:44:10 +0000 (00:44 +0000)]
Start using DIFile. See updated SourceLevelDebugging.html for more information.
This patch updates LLVMDebugVersion to 8.
Debug info descriptors encoded using LLVMDebugVersion 7 is supported.
Corresponding llvmgcc and clang FE commits are required.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@98020
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Bill Wendling [Tue, 9 Mar 2010 00:43:34 +0000 (00:43 +0000)]
Print blank line and clear stubs vector.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@98019
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Bill Wendling [Tue, 9 Mar 2010 00:40:17 +0000 (00:40 +0000)]
MC-ize the stub printing in ARM.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@98018
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Chris Lattner [Tue, 9 Mar 2010 00:39:24 +0000 (00:39 +0000)]
add a EmitSymbolValue convenience method to MCStreamer.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@98017
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Chris Lattner [Tue, 9 Mar 2010 00:31:02 +0000 (00:31 +0000)]
make InlineInfoLabels hold MCSymbol*'s, avoiding
recomputation of the labels.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@98016
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Chris Lattner [Tue, 9 Mar 2010 00:26:09 +0000 (00:26 +0000)]
mc'ize the last use of PrintLabelName and eliminate PrintLabelName.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@98015
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Chris Lattner [Tue, 9 Mar 2010 00:17:58 +0000 (00:17 +0000)]
eliminate an argument from PrintRelDirective, sinking
the one special case into EmitSectionOffset. MCize
the non-special case in EmitSectionOffset.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@98014
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Dan Gohman [Tue, 9 Mar 2010 00:07:36 +0000 (00:07 +0000)]
Print the correct index in the "match failed at index" message.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@98013
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Chris Lattner [Tue, 9 Mar 2010 00:00:57 +0000 (00:00 +0000)]
remove the suffix form of PrintLabelName, which was only
used for 'flavor'.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@98012
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Chris Lattner [Tue, 9 Mar 2010 00:00:15 +0000 (00:00 +0000)]
now that the debug and eh emitters use a common .set counter,
we can eliminate "flavor".
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@98011
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Chris Lattner [Mon, 8 Mar 2010 23:58:37 +0000 (23:58 +0000)]
move .set generation out of DwarfPrinter into AsmPrinter and
MCize it.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@98010
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Evan Cheng [Mon, 8 Mar 2010 23:49:12 +0000 (23:49 +0000)]
Don't waste time trying to CSE labels, phis, inline asm. Definitely avoid cse implicit-def for obvious performance reason.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@98009
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Evan Cheng [Mon, 8 Mar 2010 23:28:08 +0000 (23:28 +0000)]
Restrict machine cse to really trivial coalescing. Leave the heavy lifting to a real coalescer.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@98007
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Chris Lattner [Mon, 8 Mar 2010 23:23:25 +0000 (23:23 +0000)]
simplify EmitSectionOffset to always use .set if it is
available, the only thing this affects is that we produce
.set in one case we didn't before, which shouldn't harm
anything. Make EmitSectionOffset call EmitDifference
instead of duplicating it.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@98005
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Chris Lattner [Mon, 8 Mar 2010 23:18:21 +0000 (23:18 +0000)]
don't reset defaults.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@98004
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Chris Lattner [Mon, 8 Mar 2010 23:02:59 +0000 (23:02 +0000)]
Remove a version of EmitDifference.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@98002
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Bob Wilson [Mon, 8 Mar 2010 22:56:15 +0000 (22:56 +0000)]
Fix a crash compiling 254.gap for Thumb2. The Thumb2 add/sub with 12-bit
immediate instructions cannot set the condition codes, so they do not have
the extra cc_out operand. We hit an assertion during tail duplication
because the instruction being duplicated had more operands that expected.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@98001
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Evan Cheng [Mon, 8 Mar 2010 22:54:36 +0000 (22:54 +0000)]
Re-commit 97860 with fix. getMallocAllocatedType may return null.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@98000
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Chris Lattner [Mon, 8 Mar 2010 22:52:49 +0000 (22:52 +0000)]
eliminate a form of PrintLabelName.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@97999
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Chris Lattner [Mon, 8 Mar 2010 22:50:36 +0000 (22:50 +0000)]
remove another form of EmitReference.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@97998
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Chris Lattner [Mon, 8 Mar 2010 22:47:57 +0000 (22:47 +0000)]
eliminate the non-MCSymbol versions of EmitReference.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@97997
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Chris Lattner [Mon, 8 Mar 2010 22:44:40 +0000 (22:44 +0000)]
mc'ize EmitLabel.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@97996
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Chris Lattner [Mon, 8 Mar 2010 22:31:46 +0000 (22:31 +0000)]
merge DIEObjectLabel and DIEDwarfLabel into DIELabel.
Yes, DIE you fiendish labels, die all of you.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@97995
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Devang Patel [Mon, 8 Mar 2010 22:27:22 +0000 (22:27 +0000)]
Introduce DIFile. This will be used to represent header files and source file(s) in debug info.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@97994
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Chris Lattner [Mon, 8 Mar 2010 22:23:36 +0000 (22:23 +0000)]
elimiante the DWLabel class, using MCSymbol instead. Start
switching some stuff over to passing around MCSymbol* instead
of stem+ID.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@97993
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Kevin Enderby [Mon, 8 Mar 2010 22:17:26 +0000 (22:17 +0000)]
Fix the vmxon entry in the X86InstrInfo.td so it has the correct prefix bytes
for the encoding and is not the same as vmptrld.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@97992
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Daniel Dunbar [Mon, 8 Mar 2010 22:03:42 +0000 (22:03 +0000)]
MC/Macho-O: Align the zerofill section itself to the maximum alignment.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@97991
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Devang Patel [Mon, 8 Mar 2010 22:02:50 +0000 (22:02 +0000)]
Derive DIType from DIScope. This simplifies getContext() where for members the context is a type. This also eliminates need of CompileUnitMaps maintained by dwarf writer.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@97990
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Devang Patel [Mon, 8 Mar 2010 21:32:10 +0000 (21:32 +0000)]
Remove DbgNode checks in constructor. Debug descriptors are intended to be light weight wrappers.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@97988
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Daniel Dunbar [Mon, 8 Mar 2010 21:10:42 +0000 (21:10 +0000)]
MC/Mach-O: Fix address compution for zero fill sections.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@97984
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Daniel Dunbar [Mon, 8 Mar 2010 21:10:39 +0000 (21:10 +0000)]
MC/Mach-O: Error out instead of crashing on invalid scattered relocation expressions.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@97983
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Daniel Dunbar [Mon, 8 Mar 2010 21:10:36 +0000 (21:10 +0000)]
X86: Fix encoding for TEST{8,16,32}rr.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@97982
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Evan Cheng [Mon, 8 Mar 2010 21:05:02 +0000 (21:05 +0000)]
Add documentation on sibling call optimization. Rename tailcall2.ll test to sibcall.ll.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@97980
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Devang Patel [Mon, 8 Mar 2010 21:00:27 +0000 (21:00 +0000)]
isNull() is not used any more.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@97979
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Devang Patel [Mon, 8 Mar 2010 20:52:55 +0000 (20:52 +0000)]
Avoid using DIDescriptor.isNull().
This is a first step towards eliminating checks in Descriptor constructors.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@97975
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Andrew Lenharth [Mon, 8 Mar 2010 20:45:52 +0000 (20:45 +0000)]
Iterator traits and swap. closes PR6548 and PR6549
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@97974
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Erick Tryzelaar [Mon, 8 Mar 2010 20:07:32 +0000 (20:07 +0000)]
Don't always run the ocaml kaleidoscope tutorials.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@97973
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John McCall [Mon, 8 Mar 2010 20:02:05 +0000 (20:02 +0000)]
Revert r97726 and r97728 at ddunbar's request; we want to solve this
some other way when it comes to be necessary.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@97972
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Erick Tryzelaar [Mon, 8 Mar 2010 19:32:27 +0000 (19:32 +0000)]
Add OCaml tutorial to the examples.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@97966
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Erick Tryzelaar [Mon, 8 Mar 2010 19:32:18 +0000 (19:32 +0000)]
Update the OCaml Kaleidoscope tutorial.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@97965
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Devang Patel [Mon, 8 Mar 2010 19:20:38 +0000 (19:20 +0000)]
Revert r97947.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@97963
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Chris Lattner [Mon, 8 Mar 2010 18:59:49 +0000 (18:59 +0000)]
disambiguate some types, add a fixme about some
inconsistent intrinsics.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@97959
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Chris Lattner [Mon, 8 Mar 2010 18:57:56 +0000 (18:57 +0000)]
fix some more ambiguous patterns, remove another nontemporalstore
pattern which is broken (source and address swapped).
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@97958
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Chris Lattner [Mon, 8 Mar 2010 18:55:15 +0000 (18:55 +0000)]
Correct immediate sizes.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@97957
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Chris Lattner [Mon, 8 Mar 2010 18:52:55 +0000 (18:52 +0000)]
fix a type compatibility bug. imm is i32 in the input
pattern, not i64.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@97956
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Chris Lattner [Mon, 8 Mar 2010 18:51:21 +0000 (18:51 +0000)]
fix a bunch of partially ambiguous patterns on ARM. As an
example, this:
(set DPR:$dst, (fsub (fneg (fmul DPR:$a, DPR:$b)), DPR:$dstin))
is ambiguous because DPR contains both f64 and v2f32. tblgen
currently accidentally picks f64 because it's first in the
regclass.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@97955
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Chris Lattner [Mon, 8 Mar 2010 18:44:04 +0000 (18:44 +0000)]
Fix a bunch of ambiguous patterns which tblgen happens to infer types
for, due to a bug.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@97953
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Chris Lattner [Mon, 8 Mar 2010 18:36:19 +0000 (18:36 +0000)]
Node arguments to type casts can have names too. This code
needs to be majorly refactored, but this spot bugfix allows
things like:
def vmrghw_shuffle : PatFrag<(ops node:$lhs, node:$rhs),
(vector_shuffle (v4i32 node:$lhs), node:$rhs), [{
...
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@97952
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Chris Lattner [Mon, 8 Mar 2010 18:29:38 +0000 (18:29 +0000)]
tidy up
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@97950
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Devang Patel [Mon, 8 Mar 2010 18:25:48 +0000 (18:25 +0000)]
Avoid using DIDescriptor.isNull().
This is a first step towards eliminating unncessary constructor checks in light weight DIDescriptor wrappers.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@97947
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Dale Johannesen [Mon, 8 Mar 2010 05:39:50 +0000 (05:39 +0000)]
Add Order to SDDbgValue
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@97939
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Dale Johannesen [Mon, 8 Mar 2010 05:38:13 +0000 (05:38 +0000)]
Fix dbg value handling in tail merging.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@97938
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Chris Lattner [Mon, 8 Mar 2010 03:18:28 +0000 (03:18 +0000)]
remove a non-temporal store pattern which is not tested and
could never have matched because the operand list was backwards.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@97933
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Douglas Gregor [Mon, 8 Mar 2010 02:58:37 +0000 (02:58 +0000)]
Revert r97917, which was causing Clang Debug self-host failures.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@97932
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Jeffrey Yasskin [Sun, 7 Mar 2010 19:26:40 +0000 (19:26 +0000)]
Roll back r97918 again. Just configuring against llvm-gcc wasn't enough to run
the FrontendC* tests. :(
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@97921
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Jeffrey Yasskin [Sun, 7 Mar 2010 18:46:57 +0000 (18:46 +0000)]
Reapply r97788 to free MDNodes when the LLVMContext is destroyed. It
bootstraps llvm-gcc this time.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@97918
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Jeffrey Yasskin [Sun, 7 Mar 2010 17:10:13 +0000 (17:10 +0000)]
Roll r97906 forward again, without double-deleting CompileUnit::IndexTyDie.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@97917
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Tobias Grosser [Sun, 7 Mar 2010 11:15:04 +0000 (11:15 +0000)]
Add findNearestCommonDominator() for PostDominators.
Add a missing interface to be able to call findNearestCommonDominator
for a PostDominanceTree. The function itself is already implemented in
DominatorTreeBase. The interface however was only added to the
DominatorTree class, but not the PostDominatorClass.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@97915
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Chris Lattner [Sun, 7 Mar 2010 07:45:08 +0000 (07:45 +0000)]
Use Other as a sentinel instead of iAny.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@97914
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Chris Lattner [Sun, 7 Mar 2010 07:21:24 +0000 (07:21 +0000)]
turn off debug spew
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@97912
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Chris Lattner [Sun, 7 Mar 2010 07:20:49 +0000 (07:20 +0000)]
more factoring.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@97911
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Jeffrey Yasskin [Sun, 7 Mar 2010 07:16:49 +0000 (07:16 +0000)]
_2_ gcc crashes, ah, ah, ah...
(Rolling back r97906.)
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@97909
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Chris Lattner [Sun, 7 Mar 2010 07:01:28 +0000 (07:01 +0000)]
teach tblgen to be more aggressive when factoring CheckType nodes.
Now it will factor things like this:
CheckType i32
...
CheckOpcode ISD::AND
CheckType i64
...
into:
SwitchType:
i32: ...
i64:
CheckOpcode ISD::AND
...
This shrinks hte table by a few bytes, nothing spectacular.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@97908
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Jeffrey Yasskin [Sun, 7 Mar 2010 06:55:35 +0000 (06:55 +0000)]
Avoid leaking CompileUnits and DbgScopes from DwarfDebug. Leaks found by Valgrind!
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@97906
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Chris Lattner [Sun, 7 Mar 2010 06:29:26 +0000 (06:29 +0000)]
add some helper functions and implement isContradictory
for CheckValueTypeMatcher. The isContradictory implementation
helps us factor better, shrinking x86 table from 79144 -> 78896
bytes.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@97905
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Chris Lattner [Sun, 7 Mar 2010 04:28:09 +0000 (04:28 +0000)]
tidy up
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@97895
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Wesley Peck [Sat, 6 Mar 2010 23:23:12 +0000 (23:23 +0000)]
Re-committing the failed r97807 commit with changes to eliminate warnings.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@97891
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Nick Lewycky [Sat, 6 Mar 2010 20:26:48 +0000 (20:26 +0000)]
Add verification of union types.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@97889
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Anton Korobeynikov [Sat, 6 Mar 2010 20:07:32 +0000 (20:07 +0000)]
Describe what's going on with mingw alloca and why do we need separate instruction.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@97888
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Anton Korobeynikov [Sat, 6 Mar 2010 19:39:36 +0000 (19:39 +0000)]
Initial bits of ARMv4-only support.
Patch by John Tytgat!
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@97886
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Anton Korobeynikov [Sat, 6 Mar 2010 19:32:29 +0000 (19:32 +0000)]
Lower dynamic stack allocation on mingw32 to separate instruction.
We cannot use a normal call here since it has extra unmodelled side
effects (it changes stack pointer). This should fix PR5292.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@97884
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Chris Lattner [Sat, 6 Mar 2010 19:20:13 +0000 (19:20 +0000)]
make APFloat::toString be const.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@97883
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Chris Lattner [Sat, 6 Mar 2010 18:54:37 +0000 (18:54 +0000)]
disable this for mingw as well, we really need a 'has no dynamic linking' predicate.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@97882
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Anton Korobeynikov [Sat, 6 Mar 2010 11:41:12 +0000 (11:41 +0000)]
Do not use '&' prefix for globals when register base field is non-zero, otherwise msp430-as will silently miscompile the code (TI's assembler report an error though).
This fixes PR6349
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@97877
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Eric Christopher [Sat, 6 Mar 2010 10:59:25 +0000 (10:59 +0000)]
Let the fallthrough handle whether or not we've changed anything
before we try to optimize.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@97876
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Eric Christopher [Sat, 6 Mar 2010 10:50:38 +0000 (10:50 +0000)]
Migrate _chk call lowering from SimplifyLibCalls to InstCombine. Stub
out the remainder of the calls that we should lower in some way and
move the tests to the new correct directory. Fix up tests that are now
optimized more than they were before by -instcombine.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@97875
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Rafael Espindola [Sat, 6 Mar 2010 07:22:39 +0000 (07:22 +0000)]
Add static methods to handle Linkage Types.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@97871
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Chris Lattner [Sat, 6 Mar 2010 07:02:28 +0000 (07:02 +0000)]
clean this up.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@97870
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Chris Lattner [Sat, 6 Mar 2010 04:32:46 +0000 (04:32 +0000)]
revert r97807, it introduced build warnings.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@97869
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Jim Grosbach [Sat, 6 Mar 2010 03:28:39 +0000 (03:28 +0000)]
Thumb1 epilogue code generation needs to take into account that callee-saved
registers may be restored via a pop instruction, not just a tRestore.
This fixes nightly test 471.omnetep for Thumb1.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@97867
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Eric Christopher [Sat, 6 Mar 2010 03:11:35 +0000 (03:11 +0000)]
Temporarily revert:
Log:
Transform @llvm.objectsize to integer if the argument is a result of malloc of known size.
Modified:
llvm/trunk/lib/Transforms/InstCombine/InstCombineCalls.cpp
llvm/trunk/test/Transforms/InstCombine/objsize.ll
It appears to be causing swb and nightly test failures.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@97866
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Dale Johannesen [Sat, 6 Mar 2010 02:45:26 +0000 (02:45 +0000)]
Fix another case where LSR was affected by debug info.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@97865
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Evan Cheng [Sat, 6 Mar 2010 01:14:19 +0000 (01:14 +0000)]
Don't update physical register def.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@97861
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