Chris Lattner
171f5ea6c4
make offset operand optional.
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llvm-svn: 45434
2007-12-30 00:50:55 +00:00
Chris Lattner
4d0361fbf2
Shrinkify the machine operand creation method names.
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llvm-svn: 45433
2007-12-30 00:45:46 +00:00
Chris Lattner
19dd6c4eac
Start using the simplified methods for adding operands.
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llvm-svn: 45432
2007-12-30 00:41:17 +00:00
Chris Lattner
6d4b58a29a
switch MIBuilder over to use the simplified operand addition methods.
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llvm-svn: 45431
2007-12-30 00:35:18 +00:00
Chris Lattner
8b6d0b0fab
1. Make a static MachineOperand::create* method for every
...
operand type.
2. Move these create methods below the accessors.
3. Simplify all the MachineInstr::add* methods to use these.
llvm-svn: 45430
2007-12-30 00:29:19 +00:00
Chris Lattner
6460f1a60a
tblgen shouldn't include headers from llvm codegen.
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llvm-svn: 45429
2007-12-30 00:25:23 +00:00
Chris Lattner
e868c77f16
simplify some code by factoring operand construction better.
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llvm-svn: 45428
2007-12-30 00:12:25 +00:00
Chris Lattner
7a9b0bf0eb
remove attribution from a variety of miscellaneous files.
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llvm-svn: 45425
2007-12-29 22:59:10 +00:00
Chris Lattner
a58796338b
regenerate
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llvm-svn: 45424
2007-12-29 20:47:37 +00:00
Chris Lattner
8e3ec201ea
remove attributions
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llvm-svn: 45423
2007-12-29 20:46:15 +00:00
Gordon Henriksen
36da9ea958
Bindings for instruction calling conventions.
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llvm-svn: 45422
2007-12-29 20:45:00 +00:00
Chris Lattner
309aeb140b
remove attributions from tools.
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llvm-svn: 45421
2007-12-29 20:44:31 +00:00
Chris Lattner
c11dd606b0
remove attributions from examples.
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llvm-svn: 45420
2007-12-29 20:37:57 +00:00
Chris Lattner
c4006845a6
remove attributions from utils.
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llvm-svn: 45419
2007-12-29 20:37:13 +00:00
Chris Lattner
ad9a6ccb83
Remove attribution from file headers, per discussion on llvmdev.
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llvm-svn: 45418
2007-12-29 20:36:04 +00:00
Chris Lattner
6aece93d5c
remove attributions from the rest of the llvm makefiles.
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llvm-svn: 45416
2007-12-29 20:11:13 +00:00
Chris Lattner
8193d4af33
remove attribution from lib Makefiles.
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llvm-svn: 45415
2007-12-29 20:09:26 +00:00
Chris Lattner
11718ad357
remove attributions from tools/utils makefiles.
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llvm-svn: 45414
2007-12-29 20:07:17 +00:00
Chris Lattner
e0b1ee937a
Don't attribute in file headers anymore. See llvmdev for the
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discussion of this change. Boy are my fingers tired. ;-)
llvm-svn: 45411
2007-12-29 19:59:42 +00:00
Chris Lattner
5c09e20cab
Don't attribute in file headers anymore. See llvmdev for the
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discussion of this change.
llvm-svn: 45409
2007-12-29 19:56:08 +00:00
Chris Lattner
d82b30a996
this is done.
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llvm-svn: 45408
2007-12-29 19:38:02 +00:00
Chris Lattner
d55e743cfe
One readme entry is done, one is really easy (Evan, want to investigate
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eliminating the llvm.x86.sse2.loadl.pd intrinsic?), one shuffle optzn
may be done (if shufps is better than pinsw, Evan, please review), and
we already know about LICM of simple instructions.
llvm-svn: 45407
2007-12-29 19:31:47 +00:00
Chris Lattner
ed55329cc9
upgrade this test
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llvm-svn: 45406
2007-12-29 19:24:06 +00:00
Chris Lattner
cd147e5596
Fold comparisons against a constant nan, and optimize ORD/UNORD
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comparisons with a constant. This allows us to compile isnan to:
_foo:
fcmpu cr7, f1, f1
mfcr r2
rlwinm r3, r2, 0, 31, 31
blr
instead of:
LCPI1_0: ; float
.space 4
_foo:
lis r2, ha16(LCPI1_0)
lfs f0, lo16(LCPI1_0)(r2)
fcmpu cr7, f1, f0
mfcr r2
rlwinm r3, r2, 0, 31, 31
blr
llvm-svn: 45405
2007-12-29 08:37:08 +00:00
Chris Lattner
b36a4a7a84
this xform is implemented.
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llvm-svn: 45404
2007-12-29 08:19:39 +00:00
Christopher Lamb
dfad5f19b4
Disable null pointer folding transforms for non-generic address spaces. This should probably be a target-specific predicate based on address space. That way for targets where this isn't applicable the predicate can be optimized away.
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llvm-svn: 45403
2007-12-29 07:56:53 +00:00
Chris Lattner
38687aa2b2
make sure not to zap volatile stores, thanks a lot to Dale for noticing this!
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llvm-svn: 45402
2007-12-29 07:15:45 +00:00
Chris Lattner
f8e408b7b1
Codegen:
...
as:
_bar:
pushl %esi
subl $8, %esp
movl 16(%esp), %esi
call L_foo$stub
fstps (%esi)
addl $8, %esp
popl %esi
#FP_REG_KILL
ret
instead of:
_bar:
pushl %esi
subl $8, %esp
movl 16(%esp), %esi
call L_foo$stub
fstpl (%esi)
cvtsd2ss (%esi), %xmm0
movss %xmm0, (%esi)
addl $8, %esp
popl %esi
#FP_REG_KILL
ret
llvm-svn: 45401
2007-12-29 06:57:38 +00:00
Chris Lattner
78ae7ff876
don't fold fp_round(fp_extend(load)) -> fp_round(extload)
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llvm-svn: 45400
2007-12-29 06:55:23 +00:00
Chris Lattner
e3515220d2
avoid going through a stack slot to convert from fpstack to xmm reg
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if we are just going to store it back anyway. This improves things
like:
double foo();
void bar(double *P) { *P = foo(); }
llvm-svn: 45399
2007-12-29 06:41:28 +00:00
Chris Lattner
7cb2de8e48
Delete a store whose input is a load from the same pointer:
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x = load p
store x -> p
llvm-svn: 45398
2007-12-29 06:26:16 +00:00
Chris Lattner
ac72965e02
add a note
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llvm-svn: 45397
2007-12-29 05:51:58 +00:00
Chris Lattner
78c7878ca4
expand note.
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llvm-svn: 45393
2007-12-29 01:05:01 +00:00
Chris Lattner
2369d2f4ab
dead calls to llvm.stacksave can be deleted, even though they
...
have potential side-effects.
llvm-svn: 45392
2007-12-29 00:59:12 +00:00
Chris Lattner
e26989231e
upgrade this test
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llvm-svn: 45391
2007-12-29 00:57:06 +00:00
Devang Patel
d601ada369
Test -simplifycfg only.
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llvm-svn: 45389
2007-12-28 22:59:48 +00:00
Chris Lattner
b8e060f7a6
add a note.
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llvm-svn: 45388
2007-12-28 22:30:05 +00:00
Chris Lattner
2248a22bda
add a note.
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llvm-svn: 45387
2007-12-28 21:50:40 +00:00
Owen Anderson
ddb5d73f0a
Add a testcase for my recent InstCombine fix, written by Nicholas.
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llvm-svn: 45386
2007-12-28 21:08:43 +00:00
Owen Anderson
ebd3e9c500
Repair a transform that Chris noticed a bug in. Thanks to Nicholas for pointing out my stupid mistakes when writing this patch. :-)
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llvm-svn: 45384
2007-12-28 07:42:12 +00:00
Chris Lattner
2456399ce5
disable this instcombine xform, it miscompiles:
...
define i32 @main() {
entry:
%z = alloca i32 ; <i32*> [#uses=2]
store i32 0, i32* %z
%tmp = load i32* %z ; <i32> [#uses=1]
%sub = sub i32 %tmp, 1 ; <i32> [#uses=1]
%cmp = icmp ult i32 %sub, 0 ; <i1> [#uses=1]
%retval = select i1 %cmp, i32 1, i32 0 ; <i32> [#uses=1]
ret i32 %retval
}
into ret 1, instead of ret 0.
Christopher, please investigate.
llvm-svn: 45383
2007-12-28 06:24:31 +00:00
Chris Lattner
e53df84267
add a note
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llvm-svn: 45377
2007-12-28 04:42:05 +00:00
Anton Korobeynikov
f12327cd32
Ignore functions with internal linkages during linking. This snipped mimics the
...
behaviour of LinkGlobals() function.
llvm-svn: 45375
2007-12-27 23:21:57 +00:00
Gordon Henriksen
86e98275ff
Adding bindings for target triple and data layout.
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llvm-svn: 45369
2007-12-27 20:13:47 +00:00
Gordon Henriksen
d96b3222e5
Switch the bindings to use LLVMFoldingBuilder.
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llvm-svn: 45367
2007-12-27 18:25:59 +00:00
Gordon Henriksen
997a800e99
Adding an uninitialized builder constructor to the Ocaml bindings.
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llvm-svn: 45362
2007-12-26 21:21:51 +00:00
Chris Lattner
a432f12b76
one fewer uncond branch with my codegenprepare hack for single-mbb backedges.
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llvm-svn: 45360
2007-12-26 17:23:47 +00:00
Gordon Henriksen
e8226d70a9
Tests for changes made in r45356, where IPO optimizations would drop
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collector algorithms.
llvm-svn: 45357
2007-12-26 02:47:37 +00:00
Gordon Henriksen
90d48b077d
Fixing several transforms which would drop the collector attribute
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when copying functions.
llvm-svn: 45356
2007-12-25 22:16:06 +00:00
Chris Lattner
233cd2bbcd
update to llvm 2.0 syntax.
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llvm-svn: 45355
2007-12-25 20:34:52 +00:00