John Thompson
47245422a4
Mult-alt constraint incremental development step 3.
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@117746 91177308-0d34-0410-b5e6-96231b3b80d8
2010-10-29 23:37:38 +00:00
Evan Cheng
189c1ec4c1
Teach machine cse to eliminate instructions with multiple physreg uses and defs. rdar://8610857.
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@117745 91177308-0d34-0410-b5e6-96231b3b80d8
2010-10-29 23:36:03 +00:00
Jim Grosbach
f38bfd1918
Remove hard tab characters.
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@117742 91177308-0d34-0410-b5e6-96231b3b80d8
2010-10-29 23:23:15 +00:00
Jim Grosbach
c4bc2111a7
80 column fix.
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@117741 91177308-0d34-0410-b5e6-96231b3b80d8
2010-10-29 23:21:57 +00:00
Jim Grosbach
d8a11c25fa
trailing whitespace
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@117740 91177308-0d34-0410-b5e6-96231b3b80d8
2010-10-29 23:21:03 +00:00
Jim Grosbach
0d2d2e9246
s/getNEONVcvtImm32/getNEONVcvtImm32OpValue/ to be consistent with other operand
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encoder functions.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@117738 91177308-0d34-0410-b5e6-96231b3b80d8
2010-10-29 23:19:55 +00:00
Evan Cheng
e09206d4d7
Fix fpscr <-> GPR latency info.
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@117737 91177308-0d34-0410-b5e6-96231b3b80d8
2010-10-29 23:16:55 +00:00
Rafael Espindola
d179886f05
Be more strict on when we produce an undefined reference. In gas a file with
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just
.type foo,@object
will produce an undefined reference to foo. On the other hand, a file with
just
.weakref bar, foo
will not. It is somewhat hard to support both in MC since both statements
should create the symbols. It should be possible if we really need to by
adding to the flags, but hopefully that is not necessary.
With this patch we do not produce a undefined reference in any of those cases.
The assembly file needs an actual use for the undefined reference to be
present.
This is in preparation for a patch implementing .weakref.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@117735 91177308-0d34-0410-b5e6-96231b3b80d8
2010-10-29 23:09:31 +00:00
Dan Gohman
e836e5f174
Apply a patch from Frits van Bommel to fix the CMake build.
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@117731 91177308-0d34-0410-b5e6-96231b3b80d8
2010-10-29 22:36:50 +00:00
Bob Wilson
db1da8ed42
Clean up indentation and other whitespace.
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@117728 91177308-0d34-0410-b5e6-96231b3b80d8
2010-10-29 22:20:45 +00:00
Bob Wilson
09fd64644d
Remove trailing whitespace.
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@117727 91177308-0d34-0410-b5e6-96231b3b80d8
2010-10-29 22:20:43 +00:00
Jim Grosbach
a7c78220c4
trailing whitespace
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@117724 91177308-0d34-0410-b5e6-96231b3b80d8
2010-10-29 22:13:48 +00:00
Bob Wilson
f0b48f836e
Fix 80-column violation.
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@117722 91177308-0d34-0410-b5e6-96231b3b80d8
2010-10-29 22:03:07 +00:00
Bob Wilson
822cb58d08
Change instcombine's getShuffleMask to represent undef with negative values.
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This code had previously used 2*N, where N is the mask length, to represent
undef. That is not safe because the shufflevector operands may have more
than N elements -- they don't have to match the result type.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@117721 91177308-0d34-0410-b5e6-96231b3b80d8
2010-10-29 22:03:05 +00:00
Bob Wilson
46455096be
Remove DAG combiner patch to fold vector splats. Instcombiner does it now.
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@117720 91177308-0d34-0410-b5e6-96231b3b80d8
2010-10-29 22:03:02 +00:00
Bob Wilson
4cac5facc3
Make instcombine a little more aggressive in combining vector shuffles.
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Allow splats even if they don't match either of the original shuffles,
possibly due to undef entries in the shuffles masks. Radar 8597790.
Also fix some 80-column violations.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@117719 91177308-0d34-0410-b5e6-96231b3b80d8
2010-10-29 22:02:50 +00:00
Jim Grosbach
3df518e67e
add FIXME
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@117718 91177308-0d34-0410-b5e6-96231b3b80d8
2010-10-29 21:56:51 +00:00
Jim Grosbach
8e0a3eb957
Convert ARM::MOVi2pieces to a true pseudo-instruction and expand it in
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the ARMExpandPseudos pass rather than during the asm lowering.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@117714 91177308-0d34-0410-b5e6-96231b3b80d8
2010-10-29 21:35:25 +00:00
Owen Anderson
b20955f319
Update testcase since we're no longer doing the constant forwarding inline with correlated value propagation.
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@117712 91177308-0d34-0410-b5e6-96231b3b80d8
2010-10-29 21:18:23 +00:00
Eric Christopher
0e6233bfd7
Handle comparison values we already have - this fixes the consumer-typeset
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failure for llvm-gcc on arm fast isel.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@117710 91177308-0d34-0410-b5e6-96231b3b80d8
2010-10-29 21:08:19 +00:00
Owen Anderson
0995f20cfd
Give up on doing in-line instruction simplification during correlated value propagation. Instruction simplification
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needs to be guaranteed never to be run on an unreachable block. However, earlier block simplifications may have
changed the CFG to make block that were reachable when we began our iteration unreachable by the time we try to
simplify them. (Note that this also means that our depth-first iterators were potentially being invalidated).
This should not have a large impact on code quality, since later runs of instcombine should pick up these simplifications.
Fixes PR8506.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@117709 91177308-0d34-0410-b5e6-96231b3b80d8
2010-10-29 21:05:17 +00:00
Owen Anderson
05cee0cdb4
Convert this test to .s form.
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@117708 91177308-0d34-0410-b5e6-96231b3b80d8
2010-10-29 20:39:19 +00:00
Jim Grosbach
a3c1629ff5
ARM::MOVi32imm is expanded in ARMExpandPseudoInsts, so there's no need to
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handle it in the asm lowering.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@117707 91177308-0d34-0410-b5e6-96231b3b80d8
2010-10-29 20:37:06 +00:00
Owen Anderson
9ae33fe396
Convert this test to .s form.
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@117704 91177308-0d34-0410-b5e6-96231b3b80d8
2010-10-29 20:23:45 +00:00
Jim Grosbach
e317b13a2d
Fix typo.
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@117703 91177308-0d34-0410-b5e6-96231b3b80d8
2010-10-29 20:21:49 +00:00
Jim Grosbach
f32ecc69e5
ARM encoding information for CLREX, SWP and SWPB. Add comment for sjlj pseudos and a FIXME for TLS.
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@117702 91177308-0d34-0410-b5e6-96231b3b80d8
2010-10-29 20:21:36 +00:00
Dan Gohman
9dbb79aaac
not is testing for a normal exit with a non-zero value. It shouldn't
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return success if the child process is killed with a signal.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@117701 91177308-0d34-0410-b5e6-96231b3b80d8
2010-10-29 20:20:29 +00:00
Owen Anderson
82c85b7490
Convert this test to .s form.
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@117699 91177308-0d34-0410-b5e6-96231b3b80d8
2010-10-29 20:17:07 +00:00
Dan Gohman
e60dcb5e97
Make ScalarEvolution::forgetLoop forget all contained loops too, because
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they may have ValuesAtScopes map entries referencing their outer loops.
This fixes a user-after-free reported in PR8471.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@117698 91177308-0d34-0410-b5e6-96231b3b80d8
2010-10-29 20:16:10 +00:00
Owen Anderson
fea34d38b4
Convert this test to .s form.
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@117696 91177308-0d34-0410-b5e6-96231b3b80d8
2010-10-29 20:12:34 +00:00
Jim Grosbach
86875a2463
ARM mode LDREX*/STREX* binary encodings.
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@117695 91177308-0d34-0410-b5e6-96231b3b80d8
2010-10-29 19:58:57 +00:00
Owen Anderson
5c4966e1e5
Covert this test to .s form.
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@117694 91177308-0d34-0410-b5e6-96231b3b80d8
2010-10-29 19:56:07 +00:00
Owen Anderson
ffe2a4a77d
Convert this test to .s form.
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@117693 91177308-0d34-0410-b5e6-96231b3b80d8
2010-10-29 19:51:11 +00:00
Owen Anderson
9fcafb0269
Convert this test to .s form.
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@117690 91177308-0d34-0410-b5e6-96231b3b80d8
2010-10-29 19:45:32 +00:00
Owen Anderson
2457b55003
Convert this test to .s form.
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@117689 91177308-0d34-0410-b5e6-96231b3b80d8
2010-10-29 19:37:05 +00:00
Jim Grosbach
27e900888e
Encoding information for ARM conditional move instructions.
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@117687 91177308-0d34-0410-b5e6-96231b3b80d8
2010-10-29 19:28:17 +00:00
Owen Anderson
cd410ac70c
Convert this test to .s form.
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@117686 91177308-0d34-0410-b5e6-96231b3b80d8
2010-10-29 19:17:08 +00:00
Owen Anderson
95d3711a15
Convert this test to .s form.
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@117685 91177308-0d34-0410-b5e6-96231b3b80d8
2010-10-29 19:09:08 +00:00
Owen Anderson
b0cb6b820b
Covert this test to .s form.
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@117684 91177308-0d34-0410-b5e6-96231b3b80d8
2010-10-29 19:05:26 +00:00
Owen Anderson
afe18c7cac
Convert this test to .s form.
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@117683 91177308-0d34-0410-b5e6-96231b3b80d8
2010-10-29 18:58:30 +00:00
Owen Anderson
7af3f381ee
Convert this test to .s form.
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@117682 91177308-0d34-0410-b5e6-96231b3b80d8
2010-10-29 18:48:59 +00:00
Owen Anderson
a007781bdf
Convert this file to less fragile .s form.
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@117681 91177308-0d34-0410-b5e6-96231b3b80d8
2010-10-29 18:41:40 +00:00
Owen Anderson
48469e11c9
Replace this test with the less fragile .s version. Still XFAIL'd, since the ASM parser doesn't parse vabal yet.
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@117679 91177308-0d34-0410-b5e6-96231b3b80d8
2010-10-29 18:31:26 +00:00
Jakob Stoklund Olesen
db4eec3d2c
Fix sign error.
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@117677 91177308-0d34-0410-b5e6-96231b3b80d8
2010-10-29 18:21:18 +00:00
Owen Anderson
14a596258d
Covert this test to a .s file to reduce fragility.
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@117676 91177308-0d34-0410-b5e6-96231b3b80d8
2010-10-29 18:18:40 +00:00
Evan Cheng
089751535d
Avoiding overly aggressive latency scheduling. If the two nodes share an
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operand and one of them has a single use that is a live out copy, favor the
one that is live out. Otherwise it will be difficult to eliminate the copy
if the instruction is a loop induction variable update. e.g.
BB:
sub r1, r3, #1
str r0, [r2, r3]
mov r3, r1
cmp
bne BB
=>
BB:
str r0, [r2, r3]
sub r3, r3, #1
cmp
bne BB
This fixed the recent 256.bzip2 regression.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@117675 91177308-0d34-0410-b5e6-96231b3b80d8
2010-10-29 18:09:28 +00:00
Evan Cheng
d7e473c629
- Don't schedule nodes with only MVT::Flag and MVT::Other values for latency.
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- Compute CopyToReg use operand latency correctly.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@117674 91177308-0d34-0410-b5e6-96231b3b80d8
2010-10-29 18:07:31 +00:00
Jakob Stoklund Olesen
3ccfce0e35
Don't transfer unused values to the new intervals formed by splitting.
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@117673 91177308-0d34-0410-b5e6-96231b3b80d8
2010-10-29 17:47:49 +00:00
Jim Grosbach
80eb233a3c
Handle ARM addrmode5 instructions with an offset.
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@117672 91177308-0d34-0410-b5e6-96231b3b80d8
2010-10-29 17:41:25 +00:00
Benjamin Kramer
8a8e26fb18
Silence Release build warnings.
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@117671 91177308-0d34-0410-b5e6-96231b3b80d8
2010-10-29 17:40:05 +00:00