Devang Patel
df1a10ece6
Implement removeDeadPasses().
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@31722 91177308-0d34-0410-b5e6-96231b3b80d8
2006-11-14 03:05:08 +00:00
Devang Patel
03153c70de
Keep track of Last user of analysis phase.
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@31721 91177308-0d34-0410-b5e6-96231b3b80d8
2006-11-14 02:54:23 +00:00
Devang Patel
b899eed1bc
Use std::map to map AnalysisID and Pass.
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@31720 91177308-0d34-0410-b5e6-96231b3b80d8
2006-11-14 01:59:59 +00:00
Chris Lattner
9b62b458c5
add a note
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@31719 91177308-0d34-0410-b5e6-96231b3b80d8
2006-11-14 01:57:53 +00:00
Chris Lattner
2fe4bf453b
minor tweaks, reject vector preinc.
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@31717 91177308-0d34-0410-b5e6-96231b3b80d8
2006-11-14 01:38:31 +00:00
Devang Patel
c1d6e1fc9c
Manage analysis passes during run.
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@31716 91177308-0d34-0410-b5e6-96231b3b80d8
2006-11-14 01:23:29 +00:00
Devang Patel
5770c7cd52
Update comments.
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@31713 91177308-0d34-0410-b5e6-96231b3b80d8
2006-11-14 00:03:04 +00:00
Evan Cheng
7ce4578353
Matches MachineInstr changes.
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@31712 91177308-0d34-0410-b5e6-96231b3b80d8
2006-11-13 23:36:35 +00:00
Evan Cheng
d7de496b23
- Let MachineInstr ctors add implicit def and use operands. Other operands
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will be inserted before these operands. If the opcode changes (by
setOpcode), the implicit operands are updated as well.
- Added IsKill, IsDead fields to MachineOperand in preparation for changes
that move kill / dead info to MachineInstr's.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@31711 91177308-0d34-0410-b5e6-96231b3b80d8
2006-11-13 23:34:06 +00:00
Devang Patel
2718bfbaa6
Update PassManagerImpl_New::analysisCurrentlyAvailable to check all
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managed passmanagers.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@31710 91177308-0d34-0410-b5e6-96231b3b80d8
2006-11-13 22:53:19 +00:00
Devang Patel
be6d515f48
Check currently available anlysis in active managers.
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@31709 91177308-0d34-0410-b5e6-96231b3b80d8
2006-11-13 22:40:09 +00:00
Chris Lattner
c9dcf28955
teach the g5 hazard recognizer about update loads. This fixes
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Ptrdist/anagram among others.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@31708 91177308-0d34-0410-b5e6-96231b3b80d8
2006-11-13 20:11:06 +00:00
Chris Lattner
c2e6801cc7
remove redundant code
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@31697 91177308-0d34-0410-b5e6-96231b3b80d8
2006-11-13 01:10:12 +00:00
Nick Lewycky
bf63734a1b
Cute example from Chris Lattner.
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@31696 91177308-0d34-0410-b5e6-96231b3b80d8
2006-11-13 00:23:28 +00:00
Bill Wendling
b39a55a2e7
Initialize some pointers to quiet the compiler (when doing build_gcc
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builds).
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@31694 91177308-0d34-0410-b5e6-96231b3b80d8
2006-11-12 11:10:39 +00:00
Jim Laskey
dfc55885e2
Make sure stack link is set in 64-bit.
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@31690 91177308-0d34-0410-b5e6-96231b3b80d8
2006-11-11 22:22:07 +00:00
Reid Spencer
0288d18bb6
Remvoe a do-nothing else block.
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@31687 91177308-0d34-0410-b5e6-96231b3b80d8
2006-11-11 20:27:49 +00:00
Reid Spencer
a07d5b9164
Make an assert comment match the tested assertion.
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@31686 91177308-0d34-0410-b5e6-96231b3b80d8
2006-11-11 20:07:59 +00:00
Chris Lattner
a94a203f34
implement proper PPC64 prolog/epilog codegen.
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@31684 91177308-0d34-0410-b5e6-96231b3b80d8
2006-11-11 19:05:28 +00:00
Reid Spencer
4952143236
For PR998:
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Fix an infinite loop in the Linker and a few other assorted link problems.
Patch contributed by Scott Michel. Thanks, Scott!
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@31680 91177308-0d34-0410-b5e6-96231b3b80d8
2006-11-11 11:54:25 +00:00
Jim Laskey
4bfd1e9b43
Running with frame pointers prevented debugging, external probes and
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potentially some system calls/exception handling from working. TOS must always
link to previous frame. This is a short term workaround until alloca scheme is
reworked.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@31677 91177308-0d34-0410-b5e6-96231b3b80d8
2006-11-11 10:21:58 +00:00
Evan Cheng
5cd3e9f4b7
Add implicit use / def operands to created MI's.
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@31676 91177308-0d34-0410-b5e6-96231b3b80d8
2006-11-11 10:21:44 +00:00
Evan Cheng
3ba433a7e8
Add methods to add implicit def use operands to a MI.
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@31675 91177308-0d34-0410-b5e6-96231b3b80d8
2006-11-11 10:20:02 +00:00
Evan Cheng
490ce1ea6f
Add all implicit defs to FP_REG_KILL mi.
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@31674 91177308-0d34-0410-b5e6-96231b3b80d8
2006-11-11 07:19:36 +00:00
Chris Lattner
5b3bbc7cd7
allow the offset of a preinc'd load to be the low-part of a global. This
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produces this clever code:
_millisecs:
lis r2, ha16(_Time.1182)
lwzu r3, lo16(_Time.1182)(r2)
lwz r2, 4(r2)
addic r4, r2, 1
addze r3, r3
blr
instead of this:
_millisecs:
lis r2, ha16(_Time.1182)
la r3, lo16(_Time.1182)(r2)
lwz r2, lo16(_Time.1182)(r2)
lwz r3, 4(r3)
addic r4, r3, 1
addze r3, r2
blr
for:
long %millisecs() {
%tmp = load long* %Time.1182 ; <long> [#uses=1]
%tmp1 = add long %tmp, 1 ; <long> [#uses=1]
ret long %tmp1
}
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@31673 91177308-0d34-0410-b5e6-96231b3b80d8
2006-11-11 04:53:30 +00:00
Chris Lattner
d181c0120c
Mark operands as symbol lo instead of imm32 so that they print lo(x) around
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globals.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@31672 91177308-0d34-0410-b5e6-96231b3b80d8
2006-11-11 04:51:36 +00:00
Devang Patel
f8af6f0ec1
Implement schedulePasses().
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@31671 91177308-0d34-0410-b5e6-96231b3b80d8
2006-11-11 02:22:31 +00:00
Devang Patel
fcb2d940a0
Implement PassManagerImpl_New::add().
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Just add pass into the pass manager queue without processing analysis.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@31670 91177308-0d34-0410-b5e6-96231b3b80d8
2006-11-11 02:06:21 +00:00
Devang Patel
893a5a6815
While adding pass into the manager, process Analysis only if it is
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required to do so.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@31669 91177308-0d34-0410-b5e6-96231b3b80d8
2006-11-11 02:04:19 +00:00
Devang Patel
f13dc1b9e8
Remove dead code.
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@31668 91177308-0d34-0410-b5e6-96231b3b80d8
2006-11-11 01:56:39 +00:00
Devang Patel
e253385b10
Code refactoring. Move common code into CommonPassManagerImpl :)
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@31667 91177308-0d34-0410-b5e6-96231b3b80d8
2006-11-11 01:51:02 +00:00
Devang Patel
85d344b0c6
Move CommonPassManagerImpl from PassManager.h to PassManager.cpp
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@31666 91177308-0d34-0410-b5e6-96231b3b80d8
2006-11-11 01:31:05 +00:00
Devang Patel
14d6581a73
Remove analysis that is not preserved by the pass from AvailableAnalysis.
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@31665 91177308-0d34-0410-b5e6-96231b3b80d8
2006-11-11 01:24:55 +00:00
Devang Patel
b852616255
Keep track if analysis made available by the pass.
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@31664 91177308-0d34-0410-b5e6-96231b3b80d8
2006-11-11 01:10:19 +00:00
Chris Lattner
41e53fd39b
disallow preinc of a frameindex. This is not profitable and causes 2-addr
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pass to explode. This fixes a bunch of llc-beta failures on ppc last night.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@31661 91177308-0d34-0410-b5e6-96231b3b80d8
2006-11-11 01:00:15 +00:00
Chris Lattner
9f1794ea58
reduce indentation by using early exits. No functionality change.
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@31660 91177308-0d34-0410-b5e6-96231b3b80d8
2006-11-11 00:56:29 +00:00
Devang Patel
a363a0bdef
Keep track of analysis required by the passes. Force use of new pass
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manager if a pass does not preserve analysis that is used by other
passes.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@31659 91177308-0d34-0410-b5e6-96231b3b80d8
2006-11-11 00:42:16 +00:00
Chris Lattner
448f219fed
move big chunks of code out-of-line, no functionality change.
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@31658 91177308-0d34-0410-b5e6-96231b3b80d8
2006-11-11 00:39:41 +00:00
Chris Lattner
f6edf4dcf0
ppc64 doesn't have lwau, don't attempt to form it.
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@31656 91177308-0d34-0410-b5e6-96231b3b80d8
2006-11-11 00:08:42 +00:00
Chris Lattner
94e509caea
implement preinc support for r+i loads on ppc64
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@31654 91177308-0d34-0410-b5e6-96231b3b80d8
2006-11-10 23:58:45 +00:00
Chris Lattner
de2b6605ba
Fix InstCombine/2006-11-10-ashr-miscompile.ll a miscompilation introduced
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by the shr -> [al]shr patch. This was reduced from 176.gcc.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@31653 91177308-0d34-0410-b5e6-96231b3b80d8
2006-11-10 23:38:52 +00:00
Evan Cheng
484c7a1295
Add a note.
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@31650 91177308-0d34-0410-b5e6-96231b3b80d8
2006-11-10 22:09:17 +00:00
Evan Cheng
a8d39be75b
These are done.
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@31649 91177308-0d34-0410-b5e6-96231b3b80d8
2006-11-10 22:03:35 +00:00
Evan Cheng
8ca29326e1
Don't dag combine floating point select to max and min intrinsics. Those
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take v4f32 / v2f64 operands and may end up causing larger spills / restores.
Added X86 specific nodes X86ISD::FMAX, X86ISD::FMIN instead.
This fixes PR996.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@31645 91177308-0d34-0410-b5e6-96231b3b80d8
2006-11-10 21:43:37 +00:00
Chris Lattner
734c91d250
Fix a dag combiner bug exposed by my recent instcombine patch. This fixes
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CodeGen/Generic/2006-11-10-DAGCombineMiscompile.ll and PPC gsm/toast
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@31644 91177308-0d34-0410-b5e6-96231b3b80d8
2006-11-10 21:37:15 +00:00
Devang Patel
37a84c7d8b
s/PassManagerAnalysisHelper/CommonPassManagerImpl
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Inherit CommonPassManagerImpl from Pass.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@31642 91177308-0d34-0410-b5e6-96231b3b80d8
2006-11-10 21:33:13 +00:00
Evan Cheng
d6373bcd82
Fix a bug in SelectScalarSSELoad. Since the load is wrapped in a
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SCALAR_TO_VECTOR, even if the hasOneUse() check pass we may end up folding
the load into two instructions. Make sure we check the SCALAR_TO_VECTOR
has only one use as well.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@31641 91177308-0d34-0410-b5e6-96231b3b80d8
2006-11-10 21:23:04 +00:00
Chris Lattner
6a944e2592
dform 8/9 are identical to dform 1
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@31637 91177308-0d34-0410-b5e6-96231b3b80d8
2006-11-10 17:51:02 +00:00
Evan Cheng
50b3b50cd0
Fix a potential bug.
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@31634 91177308-0d34-0410-b5e6-96231b3b80d8
2006-11-10 09:13:37 +00:00
Evan Cheng
438f7bc67c
Add implicit def / use operands to MachineInstr.
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@31633 91177308-0d34-0410-b5e6-96231b3b80d8
2006-11-10 08:43:01 +00:00
Evan Cheng
a7ff64d608
When forming a pre-indexed store, make sure ptr isn't the same or is a pred of value being stored. It would cause a cycle.
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@31631 91177308-0d34-0410-b5e6-96231b3b80d8
2006-11-10 08:28:11 +00:00
Chris Lattner
1e7aa5c209
commentate
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@31627 91177308-0d34-0410-b5e6-96231b3b80d8
2006-11-10 04:41:34 +00:00
Chris Lattner
4eab71497d
add an initial cut at preinc loads for ppc32. This is broken for ppc64
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(because the 64-bit reg target versions aren't implemented yet), doesn't
support r+r addr modes, and doesn't handle stores, but it works otherwise. :)
This is disabled unless -enable-ppc-preinc is passed to llc for now.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@31621 91177308-0d34-0410-b5e6-96231b3b80d8
2006-11-10 02:08:47 +00:00
Chris Lattner
26ddb506ec
add note about ugly codegen with preinc
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@31617 91177308-0d34-0410-b5e6-96231b3b80d8
2006-11-10 01:33:53 +00:00
Evan Cheng
171d09ea53
Use TargetInstrInfo::getNumOperands() instead of MachineInstr::getNumOperands(). In preparation for implicit reg def/use changes.
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@31616 91177308-0d34-0410-b5e6-96231b3b80d8
2006-11-10 01:28:43 +00:00
Anton Korobeynikov
df78611726
Fixing PR990: http://llvm.org/PR990 .
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This should unbreak csretcc on Linux & mingw targets. Several tests from
llvm-test should be also restored (fftbench, bigfib).
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@31613 91177308-0d34-0410-b5e6-96231b3b80d8
2006-11-10 00:48:11 +00:00
Chris Lattner
578d2df84b
add a note about viterbi
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@31612 91177308-0d34-0410-b5e6-96231b3b80d8
2006-11-10 00:23:26 +00:00
Chris Lattner
08ff1480ff
second patch to fix PR992/993.
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@31610 91177308-0d34-0410-b5e6-96231b3b80d8
2006-11-09 23:36:08 +00:00
Chris Lattner
a9d709d51a
Minimal patch to fix PR992/PR993
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@31608 91177308-0d34-0410-b5e6-96231b3b80d8
2006-11-09 23:17:45 +00:00
Chris Lattner
9cab56d59e
if lazy compilation is disabled, print an error message and abort if
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lazy compilation is ever attempted
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@31602 91177308-0d34-0410-b5e6-96231b3b80d8
2006-11-09 19:32:13 +00:00
Chris Lattner
3d6e33d2a3
init ivar
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@31601 91177308-0d34-0410-b5e6-96231b3b80d8
2006-11-09 19:31:15 +00:00
Evan Cheng
cd63319227
PPC supports i32 / i64 pre-inc load / store.
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@31599 91177308-0d34-0410-b5e6-96231b3b80d8
2006-11-09 19:11:50 +00:00
Evan Cheng
8dc5cad8a2
Don't attempt expensive pre-/post- indexed dag combine if target does not support them.
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@31598 91177308-0d34-0410-b5e6-96231b3b80d8
2006-11-09 19:10:46 +00:00
Evan Cheng
5ff839fbab
Add a mechanism to specify whether a target supports a particular indexed load / store.
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@31597 91177308-0d34-0410-b5e6-96231b3b80d8
2006-11-09 18:56:43 +00:00
Evan Cheng
0030582239
Rename ISD::MemOpAddrMode to ISD::MemIndexedMode
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@31596 91177308-0d34-0410-b5e6-96231b3b80d8
2006-11-09 18:44:21 +00:00
Evan Cheng
144d8f09e1
Rename ISD::MemOpAddrMode to ISD::MemIndexedMode
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@31595 91177308-0d34-0410-b5e6-96231b3b80d8
2006-11-09 17:55:04 +00:00
Jim Laskey
85f419b36c
Allows debugging llc self hosted.
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@31594 91177308-0d34-0410-b5e6-96231b3b80d8
2006-11-09 16:32:26 +00:00
Jim Laskey
5496f01465
Merging dwarf info to a single compile unit.
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@31593 91177308-0d34-0410-b5e6-96231b3b80d8
2006-11-09 14:52:14 +00:00
Rafael Espindola
f819a4999a
implement load effective address similar to the alpha backend
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remove lea_addri and the now unused memri addressing mode
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@31592 91177308-0d34-0410-b5e6-96231b3b80d8
2006-11-09 13:58:55 +00:00
Chris Lattner
b324bd735f
silence warnings
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@31587 91177308-0d34-0410-b5e6-96231b3b80d8
2006-11-09 05:18:12 +00:00
Chris Lattner
b4a2f059ad
Teach ShrinkDemandedConstant how to handle X+C. This implements:
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add.ll:test33, add.ll:test34, shift-sra.ll:test2
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@31586 91177308-0d34-0410-b5e6-96231b3b80d8
2006-11-09 05:12:27 +00:00
Evan Cheng
d258efaf6e
getPostIndexedAddressParts change: passes in load/store instead of its loaded / stored VT.
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@31584 91177308-0d34-0410-b5e6-96231b3b80d8
2006-11-09 04:29:46 +00:00
Evan Cheng
a1fd6504aa
Remove M_2_ADDR_FLAG.
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@31583 91177308-0d34-0410-b5e6-96231b3b80d8
2006-11-09 02:22:54 +00:00
Evan Cheng
81fd60722a
Added indexed store node and patfrag's.
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@31576 91177308-0d34-0410-b5e6-96231b3b80d8
2006-11-08 23:02:11 +00:00
Reid Spencer
6996feb77e
Bump the bytecode version number to 7. Implement upgrade of version 6 and
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version 6 bytecode.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@31573 91177308-0d34-0410-b5e6-96231b3b80d8
2006-11-08 21:27:54 +00:00
Evan Cheng
aacf99964f
Use movl+xchgl instead of pushl+popl.
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@31572 91177308-0d34-0410-b5e6-96231b3b80d8
2006-11-08 20:35:37 +00:00
Evan Cheng
0d53826f36
Match tblegen changes.
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@31571 91177308-0d34-0410-b5e6-96231b3b80d8
2006-11-08 20:34:28 +00:00
Evan Cheng
b00dddd164
Match more post-indexed ops.
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@31569 91177308-0d34-0410-b5e6-96231b3b80d8
2006-11-08 20:27:27 +00:00
Chris Lattner
53738a4dbf
reenable factoring of GEP expressions, being more precise about the
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case that it bad to do.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@31563 91177308-0d34-0410-b5e6-96231b3b80d8
2006-11-08 19:42:28 +00:00
Chris Lattner
f6fd94d3fa
make this code more efficient by not creating a phi node we are just going to
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delete in the first place. This also makes it simpler.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@31562 91177308-0d34-0410-b5e6-96231b3b80d8
2006-11-08 19:29:23 +00:00
Jim Laskey
d6c3422e31
Remove redundant <cmath>.
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@31561 91177308-0d34-0410-b5e6-96231b3b80d8
2006-11-08 19:16:44 +00:00
Chris Lattner
f0cd7085c1
disable this factoring optzn for GEPs for now, this severely pessimizes some
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loops.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@31560 91177308-0d34-0410-b5e6-96231b3b80d8
2006-11-08 18:49:31 +00:00
Rafael Espindola
6e8c6493f0
initial implementation of addressing mode 2
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TODO: fix lea_addri
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@31552 91177308-0d34-0410-b5e6-96231b3b80d8
2006-11-08 17:07:32 +00:00
John Criswell
72a780f577
Include llvm/Support/DataTypes.h to define intptr_t.
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This fixes the build on OpenBSD and potentially other systems.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@31550 91177308-0d34-0410-b5e6-96231b3b80d8
2006-11-08 15:04:35 +00:00
Jim Laskey
6ea0f6bce8
Now can re-enable debug label folding.
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@31549 91177308-0d34-0410-b5e6-96231b3b80d8
2006-11-08 14:17:45 +00:00
Devang Patel
c63592b19e
Split FunctionPassManager_New into FunctionPassManager_New and FunctionPassManagerImpl_New.
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FunctionPassManagerImpl_New implements the pass manager.
FunctionPassManager_New is the public interface.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@31547 91177308-0d34-0410-b5e6-96231b3b80d8
2006-11-08 10:44:40 +00:00
Devang Patel
5a39b2e806
Split PassManager_New into PassManager_New and PassManagerImpl_New.
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PassManagerImpl_New implements the pass manager.
PassManager_New is the public interface.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@31546 91177308-0d34-0410-b5e6-96231b3b80d8
2006-11-08 10:29:57 +00:00
Devang Patel
c67c938de2
Move BasicBlockPassManager_New, FunctionPassManager_New and
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ModulePassManager_New class declarations from PassManager.h
to PassManager.cpp
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@31545 91177308-0d34-0410-b5e6-96231b3b80d8
2006-11-08 10:05:38 +00:00
Evan Cheng
03fa6ea402
- When performing pre-/post- indexed load/store transformation, do not worry
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about whether the new base ptr would be live below the load/store. Let two
address pass split it back to non-indexed ops.
- Minor tweaks / fixes.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@31544 91177308-0d34-0410-b5e6-96231b3b80d8
2006-11-08 08:30:28 +00:00
Evan Cheng
a4f53ef527
Fixed a minor bug preventing some pre-indexed load / store transformation.
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@31543 91177308-0d34-0410-b5e6-96231b3b80d8
2006-11-08 06:56:05 +00:00
Reid Spencer
3822ff5c71
For PR950:
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This patch converts the old SHR instruction into two instructions,
AShr (Arithmetic) and LShr (Logical). The Shr instructions now are not
dependent on the sign of their operands.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@31542 91177308-0d34-0410-b5e6-96231b3b80d8
2006-11-08 06:47:33 +00:00
Chris Lattner
f49c1766e5
regenerate
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@31539 91177308-0d34-0410-b5e6-96231b3b80d8
2006-11-08 05:58:47 +00:00
Chris Lattner
39033699d2
Fix a bug noticed by Emil Mikulic.
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@31538 91177308-0d34-0410-b5e6-96231b3b80d8
2006-11-08 05:58:11 +00:00
Evan Cheng
6c1491dd06
Fix a obscure post-indexed load / store dag combine bug.
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@31537 91177308-0d34-0410-b5e6-96231b3b80d8
2006-11-08 02:38:55 +00:00
Chris Lattner
fc5b1ab949
Refactor all the addressing mode selection stuff into the isel lowering
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class, where it can be used for preinc formation.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@31536 91177308-0d34-0410-b5e6-96231b3b80d8
2006-11-08 02:15:41 +00:00
Chris Lattner
302bf9c973
correct the (currently unused) pattern for lwzu.
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@31535 91177308-0d34-0410-b5e6-96231b3b80d8
2006-11-08 02:13:12 +00:00
Devang Patel
2c5d1851bb
Beautify.
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@31533 91177308-0d34-0410-b5e6-96231b3b80d8
2006-11-08 01:31:28 +00:00
Chris Lattner
5d056952ba
optimize single MBB loops better. In particular, produce:
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LBB1_57: #bb207.i
movl 72(%esp), %ecx
movb (%ecx,%eax), %cl
movl 80(%esp), %edx
movb %cl, 1(%edx,%eax)
incl %eax
cmpl $143, %eax
jne LBB1_57 #bb207.i
jmp LBB1_64 #cond_next255.i
intead of:
LBB1_57: #bb207.i
movl 72(%esp), %ecx
movb (%ecx,%eax), %cl
movl 80(%esp), %edx
movb %cl, 1(%edx,%eax)
incl %eax
cmpl $143, %eax
je LBB1_64 #cond_next255.i
jmp LBB1_57 #bb207.i
This eliminates a branch per iteration of the loop. This hurted PPC
particularly, because the extra branch meant another dispatch group for each
iteration of the loop.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@31530 91177308-0d34-0410-b5e6-96231b3b80d8
2006-11-08 01:03:21 +00:00
Devang Patel
53596b6ba5
Update new pass managers to use PassManagerAnalysisHelper API.
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@31526 91177308-0d34-0410-b5e6-96231b3b80d8
2006-11-07 22:56:50 +00:00
Chris Lattner
d92515034f
scalarrepl should not split the two elements of the vsiidx array:
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int func(vFloat v0, vFloat v1) {
int ii;
vSInt32 vsiidx[2];
vsiidx[0] = _mm_cvttps_epi32(v0);
vsiidx[1] = _mm_cvttps_epi32(v1);
ii = ((int *) vsiidx)[4];
return ii;
}
This fixes Transforms/ScalarRepl/2006-11-07-InvalidArrayPromote.ll
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@31524 91177308-0d34-0410-b5e6-96231b3b80d8
2006-11-07 22:42:47 +00:00