Chris Lattner
|
d916e78b0a
|
Another high-prio selection performance bug
llvm-svn: 25828
|
2006-01-31 02:10:06 +00:00 |
|
Chris Lattner
|
2b70a6f853
|
more mumbling
llvm-svn: 25826
|
2006-01-31 00:45:37 +00:00 |
|
Chris Lattner
|
b521361fb9
|
add some notes
llvm-svn: 25825
|
2006-01-31 00:20:38 +00:00 |
|
Evan Cheng
|
45df7f84ff
|
Don't generate complex sequence for SETOLE, SETOLT, SETULT, and SETUGT. Flip
the order of the compare operands and generate SETOGT, SETOGE, SETUGE, and
SETULE instead.
llvm-svn: 25824
|
2006-01-30 23:41:35 +00:00 |
|
Evan Cheng
|
08390f6a21
|
i64 -> f32, f32 -> i64 and some clean up.
llvm-svn: 25818
|
2006-01-30 22:13:22 +00:00 |
|
Evan Cheng
|
5b97fcf0f5
|
Always use FP stack instructions to perform i64 to f64 as well as f64 to i64
conversions. SSE does not have instructions to handle these tasks.
llvm-svn: 25817
|
2006-01-30 08:02:57 +00:00 |
|
Chris Lattner
|
f0b24d2dc0
|
Move MaskedValueIsZero from the DAGCombiner to the TargetLowering interface,making isMaskedValueZeroForTargetNode simpler, and useable from other partsof the compiler.
llvm-svn: 25803
|
2006-01-30 04:09:27 +00:00 |
|
Chris Lattner
|
c6fa0282d2
|
adjust prototype
llvm-svn: 25798
|
2006-01-30 03:49:07 +00:00 |
|
Chris Lattner
|
3c6a950653
|
add another note
llvm-svn: 25789
|
2006-01-29 09:46:06 +00:00 |
|
Chris Lattner
|
dabee1f655
|
add some performance notes from looking at sgefa
llvm-svn: 25788
|
2006-01-29 09:42:20 +00:00 |
|
Chris Lattner
|
7c7cbde0e5
|
add a high-priority SSE issue from sgefa
llvm-svn: 25787
|
2006-01-29 09:14:47 +00:00 |
|
Chris Lattner
|
5a7a22c9dd
|
add a missed optimization
llvm-svn: 25786
|
2006-01-29 09:08:15 +00:00 |
|
Reid Spencer
|
0c05a2c99c
|
Add a note about lowering llvm.memset, llvm.memcpy, and llvm.memmove to a
few stores under certain conditions.
llvm-svn: 25777
|
2006-01-29 06:48:25 +00:00 |
|
Chris Lattner
|
35d20a4c00
|
remove now-dead code, the legalizer takes care of this for us
llvm-svn: 25776
|
2006-01-29 06:45:31 +00:00 |
|
Chris Lattner
|
132177e103
|
The FP stack doesn't support UNDEF, ask the legalizer to legalize it
instead of lying and saying we have it.
llvm-svn: 25775
|
2006-01-29 06:44:22 +00:00 |
|
Chris Lattner
|
61c9a8e942
|
Targets all now request ConstantFP to be legalized into TargetConstantFP.
'fpimm' in .td files is now TargetConstantFP.
llvm-svn: 25771
|
2006-01-29 06:26:08 +00:00 |
|
Jeff Cohen
|
4ab39e43e8
|
Fix typo.
llvm-svn: 25760
|
2006-01-29 03:45:35 +00:00 |
|
Jeff Cohen
|
8643ea67b1
|
Flesh out AMD family/models.
llvm-svn: 25755
|
2006-01-28 20:30:18 +00:00 |
|
Jeff Cohen
|
58ca0be9af
|
Correctly determine CPU vendor.
llvm-svn: 25754
|
2006-01-28 19:48:34 +00:00 |
|
Jeff Cohen
|
71287085a1
|
Use union instead of reinterpret_cast.
llvm-svn: 25751
|
2006-01-28 18:47:32 +00:00 |
|
Jeff Cohen
|
b5de47cd9a
|
Fix recognition of Intel CPUs.
llvm-svn: 25750
|
2006-01-28 18:38:20 +00:00 |
|
Chris Lattner
|
b3ab2d3a42
|
Is64Bit reflects the capability of the chip, not an aspect of the target os
llvm-svn: 25749
|
2006-01-28 18:23:48 +00:00 |
|
Chris Lattner
|
be08957dc5
|
Fix a bunch of JIT failures with the new isel
llvm-svn: 25748
|
2006-01-28 18:19:37 +00:00 |
|
Jeff Cohen
|
e128d5f724
|
Improve X86 subtarget support for Windows and AMD.
llvm-svn: 25747
|
2006-01-28 18:09:06 +00:00 |
|
Chris Lattner
|
ccd2a20c4b
|
silence a warning
llvm-svn: 25745
|
2006-01-28 10:34:47 +00:00 |
|
Chris Lattner
|
dc8bbb6527
|
make this work on non-native hosts
llvm-svn: 25734
|
2006-01-28 06:05:41 +00:00 |
|
Evan Cheng
|
18243826fd
|
A bit of wisdom from Chris on the last entry.
llvm-svn: 25715
|
2006-01-27 22:54:32 +00:00 |
|
Evan Cheng
|
63045d221b
|
AT&T assembly convention: registers are in lower case.
llvm-svn: 25714
|
2006-01-27 22:53:29 +00:00 |
|
Chris Lattner
|
dbfc299915
|
initialize all instance vars
llvm-svn: 25711
|
2006-01-27 22:37:09 +00:00 |
|
Evan Cheng
|
9857d075b5
|
Added notes about a x86 isel deficiency.
llvm-svn: 25706
|
2006-01-27 22:11:01 +00:00 |
|
Evan Cheng
|
1073ae07b0
|
Added a temporary option -enable-x86-sse to enable sse support. It is used by
llc-beta.
llvm-svn: 25701
|
2006-01-27 21:49:34 +00:00 |
|
Evan Cheng
|
a814f0b31c
|
Bye bye Pattern ISel, hello DAG ISel.
llvm-svn: 25700
|
2006-01-27 21:26:54 +00:00 |
|
Nate Begeman
|
8c47c3a3b1
|
Remove TLI.LowerReturnTo, and just let targets custom lower ISD::RET for
the same functionality. This addresses another piece of bug 680. Next,
on to fixing Alpha VAARG, which I broke last time.
llvm-svn: 25696
|
2006-01-27 21:09:22 +00:00 |
|
Evan Cheng
|
afab7aa8f2
|
A better workaround
llvm-svn: 25692
|
2006-01-27 19:30:30 +00:00 |
|
Chris Lattner
|
4be147f456
|
force sse/3dnow off until they work. This fixes all the x86 failures last night
llvm-svn: 25690
|
2006-01-27 18:30:50 +00:00 |
|
Chris Lattner
|
ed2bb8562f
|
Unbreak the JIT with SSE
llvm-svn: 25688
|
2006-01-27 18:27:18 +00:00 |
|
Evan Cheng
|
cde9e30bc6
|
x86 CPU detection and proper subtarget support
llvm-svn: 25679
|
2006-01-27 08:10:46 +00:00 |
|
Chris Lattner
|
1240574609
|
PHI and INLINEASM are now built-in instructions provided by Target.td
llvm-svn: 25674
|
2006-01-27 01:46:15 +00:00 |
|
Jeff Cohen
|
15a8c15a1f
|
Improve compatibility with VC2005, patch by Morten Ofstad!
llvm-svn: 25661
|
2006-01-26 20:41:32 +00:00 |
|
Chris Lattner
|
ebbfb386a5
|
Improve compatibility with VC2005, patch by Morten Ofstad!
llvm-svn: 25653
|
2006-01-26 19:55:20 +00:00 |
|
Evan Cheng
|
54c13da29c
|
Added preliminary x86 subtarget support.
llvm-svn: 25645
|
2006-01-26 09:53:06 +00:00 |
|
Evan Cheng
|
fcdce6d26f
|
Work around some x86 Darwin assembler bugs
llvm-svn: 25638
|
2006-01-26 02:27:43 +00:00 |
|
Evan Cheng
|
944d1e91ea
|
When trying to fold X86::SETCC into a Select, make a copy if it has more than
one use. This allows more CMOV instructions.
llvm-svn: 25634
|
2006-01-26 02:13:10 +00:00 |
|
Evan Cheng
|
97c68f0f5c
|
Remove the uses of STATUS flag register. Rely on node property SDNPInFlag,
SDNPOutFlag, and SDNPOptInFlag instead.
llvm-svn: 25629
|
2006-01-26 00:29:36 +00:00 |
|
Nate Begeman
|
e74795cd70
|
First part of bug 680:
Remove TLI.LowerVA* and replace it with SDNodes that are lowered the same
way as everything else.
llvm-svn: 25606
|
2006-01-25 18:21:52 +00:00 |
|
Evan Cheng
|
83eeefbbd1
|
X86 prefer scheduling for reduced register pressure.
llvm-svn: 25602
|
2006-01-25 09:15:17 +00:00 |
|
Evan Cheng
|
aff0800fd1
|
Fix a selectcc lowering bug. Make a copy of X86ISD::CMP when folding it.
llvm-svn: 25596
|
2006-01-25 09:05:09 +00:00 |
|
Chris Lattner
|
bc7226a7cc
|
Loosen up these checks to allow direct uses of ESP
llvm-svn: 25595
|
2006-01-25 08:00:36 +00:00 |
|
Chris Lattner
|
27d30a5f42
|
use ESP directly, not a copy of ESP into some other register for fastcc calls
llvm-svn: 25584
|
2006-01-24 06:14:44 +00:00 |
|
Chris Lattner
|
6f33eaeb81
|
Emit the copies out of call return registers *after* the ISD::CALLSEQ_END
node, fixing fastcc and the case where a function has a frame pointer due
to dynamic allocas.
llvm-svn: 25580
|
2006-01-24 05:17:12 +00:00 |