Gordon Henriksen
8d1ea75060
Fix a very silly typo.
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@44732 91177308-0d34-0410-b5e6-96231b3b80d8
2007-12-09 01:12:08 +00:00
Chris Lattner
b25a0934cc
Fix accidental commit by Bill.
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@44729 91177308-0d34-0410-b5e6-96231b3b80d8
2007-12-09 00:27:38 +00:00
Chris Lattner
0097555e01
Add support for splitting the operand of a return instruction.
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@44728 91177308-0d34-0410-b5e6-96231b3b80d8
2007-12-09 00:06:19 +00:00
Bill Wendling
041b3f8356
Reverting 44702. It wasn't correct to rename them.
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@44727 91177308-0d34-0410-b5e6-96231b3b80d8
2007-12-08 23:58:46 +00:00
Chris Lattner
eeaad40246
add many new cases to SplitResult. SplitResult now handles all the cases that LegalizeDAG does.
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@44726 91177308-0d34-0410-b5e6-96231b3b80d8
2007-12-08 23:58:27 +00:00
Chris Lattner
50187864c1
Implement splitting support for store, allowing us to compile:
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%f8 = type <8 x float>
define void @test_f8(%f8* %P, %f8* %Q, %f8* %S) {
%p = load %f8* %P ; <%f8> [#uses=1]
%q = load %f8* %Q ; <%f8> [#uses=1]
%R = add %f8 %p, %q ; <%f8> [#uses=1]
store %f8 %R, %f8* %S
ret void
}
into:
_test_f8:
movaps 16(%rdi), %xmm0
addps 16(%rsi), %xmm0
movaps (%rdi), %xmm1
addps (%rsi), %xmm1
movaps %xmm0, 16(%rdx)
movaps %xmm1, (%rdx)
ret
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@44725 91177308-0d34-0410-b5e6-96231b3b80d8
2007-12-08 23:24:26 +00:00
Chris Lattner
697b53e0b2
implement vector splitting of load, undef, and binops.
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@44724 91177308-0d34-0410-b5e6-96231b3b80d8
2007-12-08 23:08:49 +00:00
Chris Lattner
e4af7b5a57
implement some methods.
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@44723 91177308-0d34-0410-b5e6-96231b3b80d8
2007-12-08 22:40:18 +00:00
Chris Lattner
13c6a1740c
add scaffolding for splitting of vectors.
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@44722 91177308-0d34-0410-b5e6-96231b3b80d8
2007-12-08 22:37:41 +00:00
Nate Begeman
9d49494257
Project cleanups
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@44721 91177308-0d34-0410-b5e6-96231b3b80d8
2007-12-08 22:29:19 +00:00
Chris Lattner
e507c48eeb
Remove dead file and directory.
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@44720 91177308-0d34-0410-b5e6-96231b3b80d8
2007-12-08 22:17:33 +00:00
Chris Lattner
7514646b31
reorganize header to separate into functional blocks.
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@44719 91177308-0d34-0410-b5e6-96231b3b80d8
2007-12-08 21:59:32 +00:00
Chris Lattner
ee88813275
split scalarization out to its own file.
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@44718 91177308-0d34-0410-b5e6-96231b3b80d8
2007-12-08 20:30:28 +00:00
Chris Lattner
cc663a8112
Split expansion out into its own file.
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@44717 91177308-0d34-0410-b5e6-96231b3b80d8
2007-12-08 20:27:32 +00:00
Chris Lattner
08d1275cb8
Split promotion support out to its own file.
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@44716 91177308-0d34-0410-b5e6-96231b3b80d8
2007-12-08 20:24:38 +00:00
Chris Lattner
524825b626
Rename LegalizeDAGTypes.cpp -> LegalizeTypes.cpp
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@44715 91177308-0d34-0410-b5e6-96231b3b80d8
2007-12-08 20:17:13 +00:00
Chris Lattner
dff67f5770
Split the class definition of DAGTypeLegalizer out into a header.
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Leave it visibility hidden, but not in an anon namespace.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@44714 91177308-0d34-0410-b5e6-96231b3b80d8
2007-12-08 20:16:06 +00:00
Gordon Henriksen
7446d0cfc5
Incorporating review feedback from Reid.
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@44713 91177308-0d34-0410-b5e6-96231b3b80d8
2007-12-08 20:10:40 +00:00
Chris Lattner
921f0d40ec
remove dead #include.
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@44711 91177308-0d34-0410-b5e6-96231b3b80d8
2007-12-08 19:06:21 +00:00
Chris Lattner
d185f64f82
add #include
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@44710 91177308-0d34-0410-b5e6-96231b3b80d8
2007-12-08 19:03:30 +00:00
Chris Lattner
73481e04da
eliminate dependency on Bitcode headers.
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@44709 91177308-0d34-0410-b5e6-96231b3b80d8
2007-12-08 19:01:44 +00:00
Chris Lattner
065d97e7fc
remove dead #include, APInt.h already has the needed forward decls.
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@44708 91177308-0d34-0410-b5e6-96231b3b80d8
2007-12-08 19:00:38 +00:00
Chris Lattner
36d26c201f
proper #include order.
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@44707 91177308-0d34-0410-b5e6-96231b3b80d8
2007-12-08 19:00:03 +00:00
Gordon Henriksen
39f207e720
Ignoring generated files.
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@44706 91177308-0d34-0410-b5e6-96231b3b80d8
2007-12-08 17:53:01 +00:00
Gordon Henriksen
985cb62234
Adding a StringPool data structure, which GC will use.
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@44705 91177308-0d34-0410-b5e6-96231b3b80d8
2007-12-08 17:07:47 +00:00
Gordon Henriksen
75e290f67a
Fix bug in constructing Ocaml option types in the bindings.
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@44704 91177308-0d34-0410-b5e6-96231b3b80d8
2007-12-08 16:55:43 +00:00
Chris Lattner
5aaddaa7b8
aesthetic changes, no functionality change. Evan, it's not clear
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what 'Available' is, please add a comment near it and rename it
if appropriate.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@44703 91177308-0d34-0410-b5e6-96231b3b80d8
2007-12-08 07:22:58 +00:00
Bill Wendling
320c630c1b
Renaming:
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isTriviallyReMaterializable -> hasNoSideEffects
isReallyTriviallyReMaterializable -> isTriviallyReMaterializable
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@44702 91177308-0d34-0410-b5e6-96231b3b80d8
2007-12-08 07:17:56 +00:00
Chris Lattner
d96428597b
Fix a significant code quality regression I introduced on PPC64 quite
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a while ago. We now produce:
_foo:
mflr r0
std r0, 16(r1)
ld r2, 16(r1)
std r2, 0(r3)
ld r0, 16(r1)
mtlr r0
blr
instead of:
_foo:
mflr r0
std r0, 16(r1)
lis r0, 0
ori r0, r0, 16
ldx r2, r1, r0
std r2, 0(r3)
ld r0, 16(r1)
mtlr r0
blr
for:
void foo(void **X) {
*X = __builtin_return_address(0);
}
on ppc64.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@44701 91177308-0d34-0410-b5e6-96231b3b80d8
2007-12-08 07:04:58 +00:00
Chris Lattner
3fc027df4f
implement __builtin_return_addr(0) on ppc.
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@44700 91177308-0d34-0410-b5e6-96231b3b80d8
2007-12-08 06:59:59 +00:00
Chris Lattner
73944fb222
refactor some code to avoid overloading the name 'usesLR' in
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different places to mean different things. Document what the
one in PPCFunctionInfo means and when it is valid.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@44699 91177308-0d34-0410-b5e6-96231b3b80d8
2007-12-08 06:39:11 +00:00
Chris Lattner
edfd10de87
Implement correct isa<UnaryInstruction>, problem reported by "ST".
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@44697 91177308-0d34-0410-b5e6-96231b3b80d8
2007-12-08 04:37:52 +00:00
Bill Wendling
b48519cbad
Incorporated comments from Evan and Chris:
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http://lists.cs.uiuc.edu/pipermail/llvm-commits/Week-of-Mon-20071203/056043.html
http://lists.cs.uiuc.edu/pipermail/llvm-commits/Week-of-Mon-20071203/056048.html
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@44696 91177308-0d34-0410-b5e6-96231b3b80d8
2007-12-08 01:47:01 +00:00
Owen Anderson
5fc4abac3d
Fix several cache coherence bugs in MemDep/GVN that were found. Also add some (disabled) debugging code
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to make such problems easier to diagnose in the future, written by Duncan Sands.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@44695 91177308-0d34-0410-b5e6-96231b3b80d8
2007-12-08 01:37:09 +00:00
Evan Cheng
1713d8bcff
Doh
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@44694 91177308-0d34-0410-b5e6-96231b3b80d8
2007-12-08 01:01:07 +00:00
Evan Cheng
7658445fa6
Fix a compilation warning.
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@44692 91177308-0d34-0410-b5e6-96231b3b80d8
2007-12-08 01:00:31 +00:00
Evan Cheng
5a759616b6
Fix a compilation warning.
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@44691 91177308-0d34-0410-b5e6-96231b3b80d8
2007-12-08 01:00:21 +00:00
Chuck Rose III
e5839f8788
Adding MachineLoopInfo.h,.cpp and MachineLICP.cpp to VStudio build
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@44690 91177308-0d34-0410-b5e6-96231b3b80d8
2007-12-08 00:53:13 +00:00
Bill Wendling
0f940c95d4
Initial commit of the machine code LICM pass. It successfully hoists this:
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_foo:
li r2, 0
LBB1_1: ; bb
li r5, 0
stw r5, 0(r3)
addi r2, r2, 1
addi r3, r3, 4
cmplw cr0, r2, r4
bne cr0, LBB1_1 ; bb
LBB1_2: ; return
blr
to:
_foo:
li r2, 0
li r5, 0
LBB1_1: ; bb
stw r5, 0(r3)
addi r2, r2, 1
addi r3, r3, 4
cmplw cr0, r2, r4
bne cr0, LBB1_1 ; bb
LBB1_2: ; return
blr
ZOMG!! :-)
Moar to come...
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@44687 91177308-0d34-0410-b5e6-96231b3b80d8
2007-12-07 21:42:31 +00:00
Evan Cheng
779ccea5b6
Add comment.
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@44686 91177308-0d34-0410-b5e6-96231b3b80d8
2007-12-07 21:30:01 +00:00
Evan Cheng
8a86c3f3ae
Much improved v8i16 shuffles. (Step 1).
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@44676 91177308-0d34-0410-b5e6-96231b3b80d8
2007-12-07 08:07:39 +00:00
Owen Anderson
050fe638a5
Fix a stupid error that Chris pointed out.
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@44674 91177308-0d34-0410-b5e6-96231b3b80d8
2007-12-07 04:04:55 +00:00
Evan Cheng
a97159336d
New test case.
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@44672 91177308-0d34-0410-b5e6-96231b3b80d8
2007-12-07 01:48:46 +00:00
Evan Cheng
dfb1561434
Add an option to control this heuristic tweak so I can test it.
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@44671 91177308-0d34-0410-b5e6-96231b3b80d8
2007-12-07 00:28:32 +00:00
Evan Cheng
1076210ee3
Remove a bogus optimization. It's not possible to do a move to low element to a <8 x i16> or <16 x i8> vector.
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@44669 91177308-0d34-0410-b5e6-96231b3b80d8
2007-12-06 22:14:22 +00:00
Evan Cheng
b0e370abdf
Fix a bogus test case.
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@44668 91177308-0d34-0410-b5e6-96231b3b80d8
2007-12-06 22:12:45 +00:00
Dale Johannesen
e0e6fac5e9
Redo previous patch so optimization only done for i1.
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Simpler and safer.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@44663 91177308-0d34-0410-b5e6-96231b3b80d8
2007-12-06 17:53:31 +00:00
Evan Cheng
33faddc35d
Turning simple splitting on. Start testing new coalescer heuristics as new llcbeta.
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@44660 91177308-0d34-0410-b5e6-96231b3b80d8
2007-12-06 08:54:31 +00:00
Chris Lattner
d3fd6d2b25
third time around: instead of disabling this completely,
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only disable it if we don't know it will be obviously profitable.
Still fixme, but less so. :)
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@44658 91177308-0d34-0410-b5e6-96231b3b80d8
2007-12-06 07:47:55 +00:00
Chris Lattner
e00cbad78d
Actually, disable this code for now. More analysis and improvements to
...
the X86 backend are needed before this should be enabled by default.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@44657 91177308-0d34-0410-b5e6-96231b3b80d8
2007-12-06 07:44:31 +00:00