Evan Cheng
49892af264
Look for VECTOR_SHUFFLE that's identity operation on either LHS or RHS. This can happen before DAGCombiner catches it.
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@37636 91177308-0d34-0410-b5e6-96231b3b80d8
2007-06-19 00:02:56 +00:00
Dan Gohman
638c96d391
Define the pushq instruction for x86-64.
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@37625 91177308-0d34-0410-b5e6-96231b3b80d8
2007-06-18 14:12:56 +00:00
Bill Wendling
a9e64f6f2d
Revert patch. It regresses:
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define double @test2(i64 %A) {
%B = bitcast i64 %A to double
ret double %B
}
$ llvm-as < t.ll | llc -march=x86-64
before:
.align 4
.globl _test2
_test2:
movd %rdi, %xmm0
ret
after:
_test2:
subq $8, %rsp
movq %rdi, (%rsp)
movsd (%rsp), %xmm0
addq $8, %rsp
ret
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@37617 91177308-0d34-0410-b5e6-96231b3b80d8
2007-06-16 23:57:15 +00:00
Bill Wendling
e81369f2a5
Fix a failure to bit_convert from integer GPR to MMX register.
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@37611 91177308-0d34-0410-b5e6-96231b3b80d8
2007-06-16 06:17:31 +00:00
Dan Gohman
51eaa86758
Rename MVT::getVectorBaseType to MVT::getVectorElementType.
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@37579 91177308-0d34-0410-b5e6-96231b3b80d8
2007-06-14 22:58:02 +00:00
Dale Johannesen
318093b6f8
Do not treat FP_REG_KILL as terminator in branch analysis (X86).
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@37578 91177308-0d34-0410-b5e6-96231b3b80d8
2007-06-14 22:03:45 +00:00
Dan Gohman
c101e95cb6
Add a target hook to allow loads from constant pools to be rematerialized, and an
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implementation for x86.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@37576 91177308-0d34-0410-b5e6-96231b3b80d8
2007-06-14 20:50:44 +00:00
Dan Gohman
af67ea7318
Eliminate some redundant newlines in asm output.
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@37574 91177308-0d34-0410-b5e6-96231b3b80d8
2007-06-14 15:00:27 +00:00
Dale Johannesen
13e8b51e3e
Handle blocks with 2 unconditional branches in AnalyzeBranch.
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@37571 91177308-0d34-0410-b5e6-96231b3b80d8
2007-06-13 17:59:52 +00:00
Chris Lattner
fdbe720416
fix x86-64 mmx calling convention for real, which passes in integer gprs.
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@37534 91177308-0d34-0410-b5e6-96231b3b80d8
2007-06-09 05:08:10 +00:00
Chris Lattner
6b7c21cc30
fix mmx handling bug
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@37533 91177308-0d34-0410-b5e6-96231b3b80d8
2007-06-09 05:01:50 +00:00
Evan Cheng
bfd2ec4a8e
Add a utility routine to check for unpredicated terminator instruction.
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@37528 91177308-0d34-0410-b5e6-96231b3b80d8
2007-06-08 21:59:56 +00:00
Evan Cheng
111354ff99
Misuse of hasExternalLinkage(), should be checking isDeclaration().
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@37419 91177308-0d34-0410-b5e6-96231b3b80d8
2007-06-04 18:54:57 +00:00
Dan Gohman
237898ac1f
Add explicit qualification for namespace MVT members.
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@37320 91177308-0d34-0410-b5e6-96231b3b80d8
2007-05-24 14:33:05 +00:00
Bill Wendling
cd6cea0823
We only need to specify the most-implied feature for an architecture.
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@37275 91177308-0d34-0410-b5e6-96231b3b80d8
2007-05-22 05:15:37 +00:00
Evan Cheng
126f17a176
BlockHasNoFallThrough() now returns true if block ends with a return instruction.
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@37266 91177308-0d34-0410-b5e6-96231b3b80d8
2007-05-21 18:44:17 +00:00
Chris Lattner
60c7a136f3
add a note
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@37239 91177308-0d34-0410-b5e6-96231b3b80d8
2007-05-18 20:18:14 +00:00
Dan Gohman
fa0f77d9b7
Use MVT::FIRST_VECTOR_VALUETYPE and MVT::LAST_VECTOR_VALUETYPE.
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@37234 91177308-0d34-0410-b5e6-96231b3b80d8
2007-05-18 18:44:07 +00:00
Evan Cheng
6ae3626a4f
RemoveBranch() and InsertBranch() now returns number of instructions deleted / inserted.
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@37193 91177308-0d34-0410-b5e6-96231b3b80d8
2007-05-18 00:18:17 +00:00
Evan Cheng
213d2cf94f
Fix a bogus check that prevented folding VECTOR_SHUFFLE to UNDEF; add an optimization to fold VECTOR_SHUFFLE to a zero vector.
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@37173 91177308-0d34-0410-b5e6-96231b3b80d8
2007-05-17 18:45:50 +00:00
Evan Cheng
174f803395
Added missing patterns for UNPCKH* and PUNPCKH*.
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@37172 91177308-0d34-0410-b5e6-96231b3b80d8
2007-05-17 18:44:37 +00:00
Chris Lattner
07c70cd866
This is the correct fix for PR1427. This fixes mmx-shuffle.ll and doesn't
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cause other regressions.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@37160 91177308-0d34-0410-b5e6-96231b3b80d8
2007-05-17 17:13:13 +00:00
Anton Korobeynikov
f840202953
Revert patch for PR1427. It breaks almost all vector tests.
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@37159 91177308-0d34-0410-b5e6-96231b3b80d8
2007-05-17 07:50:14 +00:00
Chris Lattner
a066810681
add support for 128-bit integer add/sub
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@37154 91177308-0d34-0410-b5e6-96231b3b80d8
2007-05-17 06:35:11 +00:00
Chris Lattner
da66472ea6
Fix PR1427 and test/CodeGen/X86/mmx-shuffle.ll
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@37141 91177308-0d34-0410-b5e6-96231b3b80d8
2007-05-17 03:29:42 +00:00
Chris Lattner
738a6ec0ae
implement the missing maskmovq mmx intrinsic that akor hit.
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@37100 91177308-0d34-0410-b5e6-96231b3b80d8
2007-05-16 06:08:17 +00:00
Chris Lattner
709fd414e2
fix subtle bugs in inline asm operand selection
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@37065 91177308-0d34-0410-b5e6-96231b3b80d8
2007-05-15 01:28:08 +00:00
Anton Korobeynikov
0ff3ca4f92
More DWARF-related things cleanup:
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1. Fix PR1380
2. Apply Duncan's patch from PR1410
3. Insert workaround for "one personality function per module" as noted in PR1414
4. Emit correct debug frames for x86/linux. This partly fixes DebugInfo/2006-11-06-StackTrace.cpp: stack trace is
shown correctly, but arguments for function on top of stack are displayed incorrectly.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@37015 91177308-0d34-0410-b5e6-96231b3b80d8
2007-05-12 22:36:25 +00:00
Chris Lattner
0f1621bb4c
add some notes
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@36965 91177308-0d34-0410-b5e6-96231b3b80d8
2007-05-10 00:08:04 +00:00
Bill Wendling
11d8fdaf6a
3DNowA implies 3DNow. 64-bit implies SSE1, SSE2, and I assume MMX.
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@36860 91177308-0d34-0410-b5e6-96231b3b80d8
2007-05-06 07:56:19 +00:00
Nate Begeman
9a22530696
Reference correct header
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@36834 91177308-0d34-0410-b5e6-96231b3b80d8
2007-05-06 04:00:55 +00:00
Chris Lattner
0258011bb9
move CodeGen/X86/overlap-add.ll here.
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@36799 91177308-0d34-0410-b5e6-96231b3b80d8
2007-05-05 22:10:24 +00:00
Anton Korobeynikov
2a07e2f4df
Emit sections/directives in the proper order. This fixes PR1376. Also,
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some small cleanup was made.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@36780 91177308-0d34-0410-b5e6-96231b3b80d8
2007-05-05 09:04:50 +00:00
Bill Wendling
4222d806fa
Add an "implies" field to features. This indicates that, if the current
...
feature is set, then the features in the implied list should be set also.
The opposite is also enforced: if a feature in the implied list isn't set,
then the feature that owns that implies list shouldn't be set either.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@36756 91177308-0d34-0410-b5e6-96231b3b80d8
2007-05-04 20:38:40 +00:00
Chris Lattner
dc43a88b81
Fix two classes of bugs:
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1. x86 backend rejected (&gv+c) for the 'i' constraint when in static mode.
2. the matcher didn't correctly reject and accept some global addresses.
the right predicate is GVRequiresExtraLoad, not "relomodel = pic".
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@36670 91177308-0d34-0410-b5e6-96231b3b80d8
2007-05-03 16:52:29 +00:00
Dan Gohman
6f858e250b
Sets the section names for fixed-size constants and use the mergeable
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flag for ELF on x86 so that duplicate constants can be eliminated by
the linker. This matches what GCC does with its -fmerge-constants
option, which is enabled at most -O levels.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@36666 91177308-0d34-0410-b5e6-96231b3b80d8
2007-05-03 16:38:57 +00:00
Devang Patel
1997473cf7
Drop 'const'
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@36662 91177308-0d34-0410-b5e6-96231b3b80d8
2007-05-03 01:11:54 +00:00
Bill Wendling
ddd35321fb
Non-algorithmic change. Moved definitions around into separate sections
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for SSE1, SSE2, SSE3, and SSSE3.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@36656 91177308-0d34-0410-b5e6-96231b3b80d8
2007-05-02 23:11:52 +00:00
Bill Wendling
4b693b01fb
Update.
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@36653 91177308-0d34-0410-b5e6-96231b3b80d8
2007-05-02 21:42:20 +00:00
Devang Patel
3e15bf33e0
Use 'static const char' instead of 'static const int'.
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Due to darwin gcc bug, one version of darwin linker coalesces
static const int, which defauts PassID based pass identification.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@36652 91177308-0d34-0410-b5e6-96231b3b80d8
2007-05-02 21:39:20 +00:00
Anton Korobeynikov
ce3b46552a
Emit correct register move information in eh frames for X86. This allows Shootout-C++/except to pass on x86/linux
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with non-llvm-compiled (e.g. "native") unwind runtime.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@36647 91177308-0d34-0410-b5e6-96231b3b80d8
2007-05-02 19:53:33 +00:00
Anton Korobeynikov
038082d966
Emit correct DWARF reg # for RA (return address) register
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@36646 91177308-0d34-0410-b5e6-96231b3b80d8
2007-05-02 08:46:03 +00:00
Anton Korobeynikov
79dda2b048
Fix couple of bugs connected with eh info:
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1. Correct output offsets on Linux
2. Fix "style" of personality function. It shouldn't be indirect.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@36633 91177308-0d34-0410-b5e6-96231b3b80d8
2007-05-01 22:23:12 +00:00
Devang Patel
794fd75c67
Do not use typeinfo to identify pass in pass manager.
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@36632 91177308-0d34-0410-b5e6-96231b3b80d8
2007-05-01 21:15:47 +00:00
Anton Korobeynikov
edb4a6bd76
Use correct PC symbol
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@36628 91177308-0d34-0410-b5e6-96231b3b80d8
2007-05-01 10:19:31 +00:00
Anton Korobeynikov
71144d8428
Adjust correct EH-related sections
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@36627 91177308-0d34-0410-b5e6-96231b3b80d8
2007-05-01 10:16:06 +00:00
Evan Cheng
97de913821
eliminateFrameIndex() change.
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@36626 91177308-0d34-0410-b5e6-96231b3b80d8
2007-05-01 09:13:03 +00:00
Anton Korobeynikov
6f9896fcc8
Implement protected visibility. This partly implements PR1363. Linker
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should be taught to deal with protected symbols.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@36565 91177308-0d34-0410-b5e6-96231b3b80d8
2007-04-29 18:35:00 +00:00
Dan Gohman
2a3250cd23
Fix PR1339 and CodeGen/X86/dollar-name.ll
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@36495 91177308-0d34-0410-b5e6-96231b3b80d8
2007-04-26 21:07:05 +00:00
Bill Wendling
bff35d11f1
Have MMX registers clobbered in x86-64 too.
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@36494 91177308-0d34-0410-b5e6-96231b3b80d8
2007-04-26 21:06:48 +00:00