Argyrios Kyrtzidis [Mon, 12 Jul 2010 20:47:08 +0000 (20:47 +0000)]
Add convenience method FoldingSetImpl::InsertNode(Node *N) that asserts if the node is already inserted.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@108192
91177308-0d34-0410-b5e6-
96231b3b80d8
Dan Gohman [Mon, 12 Jul 2010 20:46:04 +0000 (20:46 +0000)]
Apply the SSE dependence idiom for SSE unary operations to
SD instructions too, in addition to SS instructions. And
add a comment about it.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@108191
91177308-0d34-0410-b5e6-
96231b3b80d8
Daniel Dunbar [Mon, 12 Jul 2010 20:42:34 +0000 (20:42 +0000)]
MC/AsmParser: Move .section parsing to Darwin specific parser.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@108190
91177308-0d34-0410-b5e6-
96231b3b80d8
Daniel Dunbar [Mon, 12 Jul 2010 20:32:33 +0000 (20:32 +0000)]
MC/AsmLexer: Raise LexUntilEndOfStatement to MCAsmLexer.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@108189
91177308-0d34-0410-b5e6-
96231b3b80d8
Bill Wendling [Mon, 12 Jul 2010 20:27:02 +0000 (20:27 +0000)]
getOrInsertLeaderValue cannot be const because it calls insert.
Patch by Xi Wang!
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@108188
91177308-0d34-0410-b5e6-
96231b3b80d8
Daniel Dunbar [Mon, 12 Jul 2010 20:23:36 +0000 (20:23 +0000)]
MC/AsmParser: Move special section directive parsing to Darwin specific parser.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@108187
91177308-0d34-0410-b5e6-
96231b3b80d8
Bob Wilson [Mon, 12 Jul 2010 20:22:45 +0000 (20:22 +0000)]
Remove some code that doesn't appear to do anything. All the ARM call
instructions already have implicit defs of LR. The comment suggests that
this is intended to fix something like pr6111, but it doesn't really do
that either.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@108186
91177308-0d34-0410-b5e6-
96231b3b80d8
Daniel Dunbar [Mon, 12 Jul 2010 20:08:04 +0000 (20:08 +0000)]
MC/AsmParser: Add a basic ELFAsmParser extension.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@108185
91177308-0d34-0410-b5e6-
96231b3b80d8
Bruno Cardoso Lopes [Mon, 12 Jul 2010 20:06:32 +0000 (20:06 +0000)]
Add AVX 256-bit MOVMSK forms
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@108184
91177308-0d34-0410-b5e6-
96231b3b80d8
Daniel Dunbar [Mon, 12 Jul 2010 19:52:10 +0000 (19:52 +0000)]
MC/AsmParser: Inline AsmParser::CreateSymbol into callers.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@108183
91177308-0d34-0410-b5e6-
96231b3b80d8
Daniel Dunbar [Mon, 12 Jul 2010 19:37:35 +0000 (19:37 +0000)]
MC/AsmParser: Move .tbss and .zerofill parsing to Darwin specific parser.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@108180
91177308-0d34-0410-b5e6-
96231b3b80d8
Daniel Dunbar [Mon, 12 Jul 2010 19:22:53 +0000 (19:22 +0000)]
MC/AsmParser: Move .desc parsing to Darwin specific parser.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@108179
91177308-0d34-0410-b5e6-
96231b3b80d8
Daniel Dunbar [Mon, 12 Jul 2010 19:08:25 +0000 (19:08 +0000)]
MC/AsmParser: Move .lsym parsing to Darwin specific parser.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@108176
91177308-0d34-0410-b5e6-
96231b3b80d8
Daniel Dunbar [Mon, 12 Jul 2010 18:49:22 +0000 (18:49 +0000)]
MC/AsmParser: Move some misc. Darwin directive handling to DarwinAsmParser.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@108174
91177308-0d34-0410-b5e6-
96231b3b80d8
Daniel Dunbar [Mon, 12 Jul 2010 18:35:04 +0000 (18:35 +0000)]
MCAsmParser: Add getSourceManager().
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@108171
91177308-0d34-0410-b5e6-
96231b3b80d8
Jakob Stoklund Olesen [Mon, 12 Jul 2010 18:17:47 +0000 (18:17 +0000)]
Silence a warning.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@108169
91177308-0d34-0410-b5e6-
96231b3b80d8
Dan Gohman [Mon, 12 Jul 2010 18:12:35 +0000 (18:12 +0000)]
Check begin!=end, rather than !begin.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@108167
91177308-0d34-0410-b5e6-
96231b3b80d8
Daniel Dunbar [Mon, 12 Jul 2010 18:12:02 +0000 (18:12 +0000)]
MC/AsmParser: Add a DarwinAsmParser extension.
- Currently initialization is a bit of a hack, but harmless. We need to rework
various parts of target initialization to clean this up.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@108165
91177308-0d34-0410-b5e6-
96231b3b80d8
Rafael Espindola [Mon, 12 Jul 2010 18:11:17 +0000 (18:11 +0000)]
Fix a typo and fit in 80 columns. Found by Bob Wilson.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@108164
91177308-0d34-0410-b5e6-
96231b3b80d8
Daniel Dunbar [Mon, 12 Jul 2010 18:03:11 +0000 (18:03 +0000)]
MC/AsmParser: Switch a bunch of directive parsing to use accessors.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@108163
91177308-0d34-0410-b5e6-
96231b3b80d8
Dan Gohman [Mon, 12 Jul 2010 18:02:04 +0000 (18:02 +0000)]
Add a lint check for mismatched return types, inspired by PR6944.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@108162
91177308-0d34-0410-b5e6-
96231b3b80d8
Daniel Dunbar [Mon, 12 Jul 2010 17:54:38 +0000 (17:54 +0000)]
MCAsmParser: Pull some directive handling out into a helper class, and change
DirectiveMap to be based on MCAsmParserExtension.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@108161
91177308-0d34-0410-b5e6-
96231b3b80d8
Daniel Dunbar [Mon, 12 Jul 2010 17:45:27 +0000 (17:45 +0000)]
MC/AsmParser: Switch some directive parsing to use accessor methods.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@108160
91177308-0d34-0410-b5e6-
96231b3b80d8
Daniel Dunbar [Mon, 12 Jul 2010 17:27:45 +0000 (17:27 +0000)]
MC: Add MCAsmParserExtension, a base class for all the target/object specific
classes which want to extend the basic asm parser.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@108158
91177308-0d34-0410-b5e6-
96231b3b80d8
Daniel Dunbar [Mon, 12 Jul 2010 17:18:45 +0000 (17:18 +0000)]
MC: Move AsmParser::TokError to MCAsmParser().
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@108155
91177308-0d34-0410-b5e6-
96231b3b80d8
Daniel Dunbar [Mon, 12 Jul 2010 17:10:00 +0000 (17:10 +0000)]
MC: Move getLoc() to MCAsmLexer().
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@108154
91177308-0d34-0410-b5e6-
96231b3b80d8
Benjamin Kramer [Mon, 12 Jul 2010 16:38:48 +0000 (16:38 +0000)]
Nope, still breaks the release selfhost bots :(
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@108153
91177308-0d34-0410-b5e6-
96231b3b80d8
Benjamin Kramer [Mon, 12 Jul 2010 16:15:48 +0000 (16:15 +0000)]
Reapply the "or" half of r108136, which seems to be less problematic.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@108152
91177308-0d34-0410-b5e6-
96231b3b80d8
Gabor Greif [Mon, 12 Jul 2010 15:48:26 +0000 (15:48 +0000)]
cache result of operator*
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@108150
91177308-0d34-0410-b5e6-
96231b3b80d8
Dan Gohman [Mon, 12 Jul 2010 15:46:30 +0000 (15:46 +0000)]
Don't fast-isel an x87 comparison opcode, as fast-isel doesn't
support branching on x87 comparisons yet. This fixes PR7624.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@108149
91177308-0d34-0410-b5e6-
96231b3b80d8
Benjamin Kramer [Mon, 12 Jul 2010 14:42:04 +0000 (14:42 +0000)]
Revert r108141 again, sigh.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@108148
91177308-0d34-0410-b5e6-
96231b3b80d8
Gabor Greif [Mon, 12 Jul 2010 14:15:58 +0000 (14:15 +0000)]
cache result of operator*
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@108147
91177308-0d34-0410-b5e6-
96231b3b80d8
Gabor Greif [Mon, 12 Jul 2010 14:15:10 +0000 (14:15 +0000)]
cache result of operator*
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@108146
91177308-0d34-0410-b5e6-
96231b3b80d8
Gabor Greif [Mon, 12 Jul 2010 14:14:03 +0000 (14:14 +0000)]
cache result of operator*
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@108145
91177308-0d34-0410-b5e6-
96231b3b80d8
Gabor Greif [Mon, 12 Jul 2010 14:13:15 +0000 (14:13 +0000)]
cache result of operator*
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@108144
91177308-0d34-0410-b5e6-
96231b3b80d8
Gabor Greif [Mon, 12 Jul 2010 14:12:11 +0000 (14:12 +0000)]
cache results of operator*
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@108143
91177308-0d34-0410-b5e6-
96231b3b80d8
Gabor Greif [Mon, 12 Jul 2010 14:10:24 +0000 (14:10 +0000)]
cache results of operator*
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@108142
91177308-0d34-0410-b5e6-
96231b3b80d8
Benjamin Kramer [Mon, 12 Jul 2010 13:44:00 +0000 (13:44 +0000)]
Reapply 108136 with an ugly pasto fixed.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@108141
91177308-0d34-0410-b5e6-
96231b3b80d8
Benjamin Kramer [Mon, 12 Jul 2010 13:34:22 +0000 (13:34 +0000)]
Move optimization to avoid redundant matching.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@108140
91177308-0d34-0410-b5e6-
96231b3b80d8
Benjamin Kramer [Mon, 12 Jul 2010 12:35:49 +0000 (12:35 +0000)]
Revert r108136 until I figure out why it broke selfhost.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@108139
91177308-0d34-0410-b5e6-
96231b3b80d8
Gabor Greif [Mon, 12 Jul 2010 12:03:02 +0000 (12:03 +0000)]
cache dereferenced iterators
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@108138
91177308-0d34-0410-b5e6-
96231b3b80d8
Gabor Greif [Mon, 12 Jul 2010 12:02:10 +0000 (12:02 +0000)]
recommit r108131 (hich has been backed out in r108135) with a fix
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@108137
91177308-0d34-0410-b5e6-
96231b3b80d8
Benjamin Kramer [Mon, 12 Jul 2010 11:54:45 +0000 (11:54 +0000)]
instcombine: fold (x & y) | (~x & z) and (x & y) ^ (~x & z) into ((y ^ z) & x) ^ z which is one instruction shorter. (PR6773)
before:
%and = and i32 %y, %x
%neg = xor i32 %x, -1
%and4 = and i32 %z, %neg
%xor = xor i32 %and4, %and
after:
%xor1 = xor i32 %z, %y
%and2 = and i32 %xor1, %x
%xor = xor i32 %and2, %z
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@108136
91177308-0d34-0410-b5e6-
96231b3b80d8
Gabor Greif [Mon, 12 Jul 2010 11:32:39 +0000 (11:32 +0000)]
back out r108131 (of TailDuplication.cpp) for now, it causes a buildbot failure
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@108135
91177308-0d34-0410-b5e6-
96231b3b80d8
Gabor Greif [Mon, 12 Jul 2010 11:19:24 +0000 (11:19 +0000)]
cache dereferenced iterators
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@108134
91177308-0d34-0410-b5e6-
96231b3b80d8
Gabor Greif [Mon, 12 Jul 2010 10:59:23 +0000 (10:59 +0000)]
cache dereferenced iterators
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@108133
91177308-0d34-0410-b5e6-
96231b3b80d8
Gabor Greif [Mon, 12 Jul 2010 10:49:54 +0000 (10:49 +0000)]
cache dereferenced iterators
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@108132
91177308-0d34-0410-b5e6-
96231b3b80d8
Gabor Greif [Mon, 12 Jul 2010 10:36:48 +0000 (10:36 +0000)]
cache dereferenced iterators
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@108131
91177308-0d34-0410-b5e6-
96231b3b80d8
Duncan Sands [Mon, 12 Jul 2010 08:16:59 +0000 (08:16 +0000)]
Convert some tab stops into spaces.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@108130
91177308-0d34-0410-b5e6-
96231b3b80d8
Chandler Carruth [Mon, 12 Jul 2010 06:47:05 +0000 (06:47 +0000)]
Add parentheses around an || to correct the logic. Also silences a GCC warning
that was actually useful here.
Chris, please double check that this is the correct interpretation. I was
pretty sure, and ran it by Nick as well.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@108129
91177308-0d34-0410-b5e6-
96231b3b80d8
Eric Christopher [Mon, 12 Jul 2010 05:26:37 +0000 (05:26 +0000)]
Remove tab characters and 80-col.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@108127
91177308-0d34-0410-b5e6-
96231b3b80d8
Eric Christopher [Mon, 12 Jul 2010 05:13:35 +0000 (05:13 +0000)]
80 columns.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@108126
91177308-0d34-0410-b5e6-
96231b3b80d8
Chris Lattner [Mon, 12 Jul 2010 04:39:07 +0000 (04:39 +0000)]
Path::isRootDirectory is unimplemented on Unix and not used,
remove it, fixing PR6909.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@108125
91177308-0d34-0410-b5e6-
96231b3b80d8
Rafael Espindola [Mon, 12 Jul 2010 03:43:04 +0000 (03:43 +0000)]
Convert getLoadStoreRegOpcode to use a switch.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@108123
91177308-0d34-0410-b5e6-
96231b3b80d8
Rafael Espindola [Mon, 12 Jul 2010 02:55:34 +0000 (02:55 +0000)]
Convert the last use of getPhysicalRegisterRegClass and remove it.
AggressiveAntiDepBreaker should not be using getPhysicalRegisterRegClass. An
instruction might be using a register that can only be replaced with one from
a subclass of getPhysicalRegisterRegClass.
With this patch we use getMinimalPhysRegClass. This is correct, but
conservative. We should check the uses of the register and select the
largest register class that can be used in all of them.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@108122
91177308-0d34-0410-b5e6-
96231b3b80d8
Eric Christopher [Mon, 12 Jul 2010 02:32:44 +0000 (02:32 +0000)]
Fix up the ocaml kaleidoscope example as well.
Note that the example currently doesn't appear to work.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@108121
91177308-0d34-0410-b5e6-
96231b3b80d8
Jakob Stoklund Olesen [Mon, 12 Jul 2010 02:12:47 +0000 (02:12 +0000)]
A basic block that only uses RFP registers still needs the FP_REG_KILL marker.
This fixes PR7375.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@108120
91177308-0d34-0410-b5e6-
96231b3b80d8
Rafael Espindola [Mon, 12 Jul 2010 01:45:38 +0000 (01:45 +0000)]
Don't use getPhysicalRegisterRegClass in PBQP. The existing checks that the
physical register can be allocated in the class of the virtual are sufficient.
I think that the test for virtual registers is more strict than it needs to be,
it should be possible to coalesce two virtual registers the class of one
is a subclass of the other.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@108118
91177308-0d34-0410-b5e6-
96231b3b80d8
Chris Lattner [Mon, 12 Jul 2010 01:19:22 +0000 (01:19 +0000)]
fix PR7311 by avoiding breaking casts when a bitcast from scalar->vector
is involved.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@108117
91177308-0d34-0410-b5e6-
96231b3b80d8
Chris Lattner [Mon, 12 Jul 2010 00:57:28 +0000 (00:57 +0000)]
make the prototypes for CreateMalloc and CreateFree more consistent. Patch
by Hans Vandierendonck from PR7605
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@108116
91177308-0d34-0410-b5e6-
96231b3b80d8
Rafael Espindola [Mon, 12 Jul 2010 00:52:33 +0000 (00:52 +0000)]
Convert the last getPhysicalRegisterRegClass in VirtRegRewriter.cpp to
getMinimalPhysRegClass. It was used to produce spills, and it is better to
use the most specific class if possible.
Update getLoadStoreRegOpcode to handle GR32_AD.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@108115
91177308-0d34-0410-b5e6-
96231b3b80d8
Chris Lattner [Mon, 12 Jul 2010 00:47:34 +0000 (00:47 +0000)]
if jump threading is able to infer interesting values on both
the LHS and RHS of an and/or instruction, don't multiply add
known predecessor values. This fixes the crash on testcase
from PR7498
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@108114
91177308-0d34-0410-b5e6-
96231b3b80d8
Chris Lattner [Mon, 12 Jul 2010 00:22:51 +0000 (00:22 +0000)]
fix PR7429, a crash turning a load from a string into a float.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@108113
91177308-0d34-0410-b5e6-
96231b3b80d8
Chris Lattner [Mon, 12 Jul 2010 00:21:10 +0000 (00:21 +0000)]
convert to filechecconvert to filecheckk
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@108112
91177308-0d34-0410-b5e6-
96231b3b80d8
Chris Lattner [Mon, 12 Jul 2010 00:19:47 +0000 (00:19 +0000)]
merge two tests.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@108111
91177308-0d34-0410-b5e6-
96231b3b80d8
Chris Lattner [Mon, 12 Jul 2010 00:09:55 +0000 (00:09 +0000)]
improve Path::makeUnique when mkstemp/mktemp are not available
patch by Lasse Kärkkäinen in PR7404.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@108110
91177308-0d34-0410-b5e6-
96231b3b80d8
Chris Lattner [Mon, 12 Jul 2010 00:00:35 +0000 (00:00 +0000)]
change machinelicm to use MachineInstr::isSafeToMove. No
intended functionality change.
The avoidance of hoistiing implicitdef seems wrong though.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@108109
91177308-0d34-0410-b5e6-
96231b3b80d8
Chris Lattner [Sun, 11 Jul 2010 23:07:28 +0000 (23:07 +0000)]
first part of JIT support for address of labels, part of PR7264,
patch by Yuri!
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@108107
91177308-0d34-0410-b5e6-
96231b3b80d8
Chris Lattner [Sun, 11 Jul 2010 22:07:02 +0000 (22:07 +0000)]
introduce WinCOFFObjectWriter, patch by Michael Spencer!
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@108103
91177308-0d34-0410-b5e6-
96231b3b80d8
Chris Lattner [Sun, 11 Jul 2010 22:05:00 +0000 (22:05 +0000)]
introduce WinCOFFStreamer.cpp, patch by Michael Spencer!
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@108102
91177308-0d34-0410-b5e6-
96231b3b80d8
Nick Lewycky [Sun, 11 Jul 2010 20:36:29 +0000 (20:36 +0000)]
If it's safe to speculatively execute load(alloca) the it's safe to execute
load(gep(alloca)) where the gep is all-zeros. There's more we could do here but
this is a common case.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@108101
91177308-0d34-0410-b5e6-
96231b3b80d8
Chris Lattner [Sun, 11 Jul 2010 19:42:53 +0000 (19:42 +0000)]
fix typo
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@108100
91177308-0d34-0410-b5e6-
96231b3b80d8
Jakob Stoklund Olesen [Sun, 11 Jul 2010 19:19:13 +0000 (19:19 +0000)]
RISC architectures get their memory operand folding for free.
The only folding these load/store architectures can do is converting COPY into a
load or store, and the target independent part of foldMemoryOperand already
knows how to do that.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@108099
91177308-0d34-0410-b5e6-
96231b3b80d8
Jakob Stoklund Olesen [Sun, 11 Jul 2010 18:19:39 +0000 (18:19 +0000)]
Use target independent COPY instructions for the fake fextend and fround
operations in x87 code.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@108098
91177308-0d34-0410-b5e6-
96231b3b80d8
Jakob Stoklund Olesen [Sun, 11 Jul 2010 17:17:35 +0000 (17:17 +0000)]
Remove redundant branch. Thanks, Anton!
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@108097
91177308-0d34-0410-b5e6-
96231b3b80d8
Jakob Stoklund Olesen [Sun, 11 Jul 2010 17:13:42 +0000 (17:13 +0000)]
Remove obsolete README_SSE note.
We are generating movaps for all XMM register copies, including scalar
floating point values. This is known to be at least as good as movss and movsd
for all known architectures up to and including Nehalem because it avoids a
partial register stall.
The SSEDomainFix pass will switch movaps to movdqa when appropriate (i.e., when
operands come from the integer unit). We don't now that switching movaps to
movapd has any benefit.
The same applies to andps -> pand.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@108096
91177308-0d34-0410-b5e6-
96231b3b80d8
Jakob Stoklund Olesen [Sun, 11 Jul 2010 17:01:17 +0000 (17:01 +0000)]
Remove TargetInstrInfo::copyRegToReg entirely.
Targets must now implement TargetInstrInfo::copyPhysReg instead. There is no
longer a default implementation forwarding to copyRegToReg.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@108095
91177308-0d34-0410-b5e6-
96231b3b80d8
Rafael Espindola [Sun, 11 Jul 2010 16:49:10 +0000 (16:49 +0000)]
Make getPhysicalRegisterRegClass non-virtual. Should be able to remove it soon.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@108094
91177308-0d34-0410-b5e6-
96231b3b80d8
Rafael Espindola [Sun, 11 Jul 2010 16:45:17 +0000 (16:45 +0000)]
Convert uses of getPhysicalRegisterRegClass in VirtRegRewriter.cpp.
The first one was used just to call isSafeToMoveRegClassDefs. In
general, using a more specific reg class is better, in practice only
x86 implements that method and the results are always the same.
The second one is in FindFreeRegister and is used to check if a register
is in a register class, a much more direct call to contains is better as
it should cover more cases and is faster.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@108093
91177308-0d34-0410-b5e6-
96231b3b80d8
Jakob Stoklund Olesen [Sun, 11 Jul 2010 16:40:46 +0000 (16:40 +0000)]
Replace copyRegToReg with copyPhysReg for SystemZ.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@108092
91177308-0d34-0410-b5e6-
96231b3b80d8
Jakob Stoklund Olesen [Sun, 11 Jul 2010 16:22:13 +0000 (16:22 +0000)]
Avoid SSE instructions in FastIsel when it is not available.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@108091
91177308-0d34-0410-b5e6-
96231b3b80d8
Chandler Carruth [Sun, 11 Jul 2010 08:18:12 +0000 (08:18 +0000)]
Remove two other uses of ATTRIBUTE_UNUSED for variables only used within
assert()s, switching to void-casts. Removed an unneeded Compiler.h include as
a result. There are two other uses in LLVM, but they're not due to assert()s,
so I've left them alone.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@108088
91177308-0d34-0410-b5e6-
96231b3b80d8
Jakob Stoklund Olesen [Sun, 11 Jul 2010 07:56:13 +0000 (07:56 +0000)]
Replace copyRegToReg with copyPhysReg for XCore.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@108087
91177308-0d34-0410-b5e6-
96231b3b80d8
Jakob Stoklund Olesen [Sun, 11 Jul 2010 07:56:09 +0000 (07:56 +0000)]
Replace copyRegToReg with copyPhysReg for Sparc.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@108086
91177308-0d34-0410-b5e6-
96231b3b80d8
Jakob Stoklund Olesen [Sun, 11 Jul 2010 07:31:03 +0000 (07:31 +0000)]
Replace copyRegToReg with copyPhysReg for CellSPU.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@108084
91177308-0d34-0410-b5e6-
96231b3b80d8
Jakob Stoklund Olesen [Sun, 11 Jul 2010 07:31:00 +0000 (07:31 +0000)]
Replace copyRegToReg with copyPhysReg for PowerPC.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@108083
91177308-0d34-0410-b5e6-
96231b3b80d8
Jakob Stoklund Olesen [Sun, 11 Jul 2010 07:30:57 +0000 (07:30 +0000)]
Fix PIC16 comments referencing copyRegToReg.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@108082
91177308-0d34-0410-b5e6-
96231b3b80d8
Jakob Stoklund Olesen [Sun, 11 Jul 2010 06:53:33 +0000 (06:53 +0000)]
Replace copyRegToReg with copyPhysReg for PIC16.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@108081
91177308-0d34-0410-b5e6-
96231b3b80d8
Jakob Stoklund Olesen [Sun, 11 Jul 2010 06:53:30 +0000 (06:53 +0000)]
Replace copyRegToReg with copyPhysReg for MSP430.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@108080
91177308-0d34-0410-b5e6-
96231b3b80d8
Jakob Stoklund Olesen [Sun, 11 Jul 2010 06:53:27 +0000 (06:53 +0000)]
Replace copyRegToReg with copyPhysReg for MBlaze.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@108079
91177308-0d34-0410-b5e6-
96231b3b80d8
Jakob Stoklund Olesen [Sun, 11 Jul 2010 06:33:54 +0000 (06:33 +0000)]
Replace copyRegToReg with copyPhysReg for ARM.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@108078
91177308-0d34-0410-b5e6-
96231b3b80d8
Jakob Stoklund Olesen [Sun, 11 Jul 2010 05:44:34 +0000 (05:44 +0000)]
Replace copyRegToReg with copyPhysReg for Blackfin.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@108077
91177308-0d34-0410-b5e6-
96231b3b80d8
Jakob Stoklund Olesen [Sun, 11 Jul 2010 05:44:30 +0000 (05:44 +0000)]
X86InstrInfo::copyRegToReg is dead. Long live copyPhysReg!
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@108076
91177308-0d34-0410-b5e6-
96231b3b80d8
Jakob Stoklund Olesen [Sun, 11 Jul 2010 05:17:06 +0000 (05:17 +0000)]
Remove copyRegToReg from TargetInstrInfo so it is not longer accesible.
Use a COPY instruction instead for register copies, or TII::copyPhysReg() after
COPY instructions are lowered.
Targets should implement copyPhysReg instead of copyRegToReg.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@108075
91177308-0d34-0410-b5e6-
96231b3b80d8
Jakob Stoklund Olesen [Sun, 11 Jul 2010 05:17:02 +0000 (05:17 +0000)]
Use COPY in X86FastISel::X86SelectRet.
Don't try a cross-class copy. That is very unlikely anywy since return value
registers are usually register class friendly. (%EAX, %XMM0, etc).
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@108074
91177308-0d34-0410-b5e6-
96231b3b80d8
Jakob Stoklund Olesen [Sun, 11 Jul 2010 05:16:54 +0000 (05:16 +0000)]
Use COPY for fast-isel bitconvert, but don't create cross-class copies.
This doesn't change the behavior of SelectBitcast for X86.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@108073
91177308-0d34-0410-b5e6-
96231b3b80d8
Rafael Espindola [Sun, 11 Jul 2010 04:01:49 +0000 (04:01 +0000)]
Fix va_arg for doubles. With this patch VAARG nodes always contain the
correct alignment information, which simplifies ExpandRes_VAARG a bit.
The patch introduces a new alignment information to TargetLoweringInfo. This is
needed since the two natural candidates cannot be used:
* The 's' in target data: If this is set to the minimal alignment of any
argument, getCallFrameTypeAlignment would return 4 for doubles on ARM for
example.
* The getTransientStackAlignment method. It is possible for an architecture to
have argument less aligned than what we maintain the stack pointer.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@108072
91177308-0d34-0410-b5e6-
96231b3b80d8
Jakob Stoklund Olesen [Sun, 11 Jul 2010 03:53:50 +0000 (03:53 +0000)]
Replace copyRegToReg with COPY in FastISelEmitter.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@108071
91177308-0d34-0410-b5e6-
96231b3b80d8
Jakob Stoklund Olesen [Sun, 11 Jul 2010 03:31:05 +0000 (03:31 +0000)]
Use COPY for extracting ImplicitDef'ed values from fast-isel instructions.
This assumes that the registers can be copied which is probably a safe
assumption.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@108070
91177308-0d34-0410-b5e6-
96231b3b80d8
Jakob Stoklund Olesen [Sun, 11 Jul 2010 03:31:00 +0000 (03:31 +0000)]
Use COPY in FastISel everywhere it is safe and trivial.
The remaining copyRegToReg calls actually check the return value (shock!), so we
cannot trivially replace them with COPY instructions.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@108069
91177308-0d34-0410-b5e6-
96231b3b80d8