Nate Begeman
b65c175d32
Add support for matching psign & plendvb to the x86 target
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Remove unnecessary pandn patterns, 'vnot' patfrag looks through bitcasts
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@122098 91177308-0d34-0410-b5e6-96231b3b80d8
2010-12-17 22:55:37 +00:00
Jim Grosbach
a3dbd3a244
If The ARM WriteNopData() gets an unaligned byte count to pad out, fill in with
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a partial value. rdar://8782954
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@122078 91177308-0d34-0410-b5e6-96231b3b80d8
2010-12-17 19:03:02 +00:00
Jim Grosbach
f0db261e97
Add bits 31-28 to the Thumb2 encoding of TBB/TBH.
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@122076 91177308-0d34-0410-b5e6-96231b3b80d8
2010-12-17 18:42:56 +00:00
Jim Grosbach
6ec6eeb692
Handle 2 and 4 byte data blob fixup values for ARM.
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@122075 91177308-0d34-0410-b5e6-96231b3b80d8
2010-12-17 18:39:10 +00:00
Benjamin Kramer
d53f3c864b
Pass StringRefs by value, for consistency.
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@122074 91177308-0d34-0410-b5e6-96231b3b80d8
2010-12-17 18:19:06 +00:00
Rafael Espindola
6024c97ffa
Stub out explicit MCELFObjectTargetWriter interface.
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@122067 91177308-0d34-0410-b5e6-96231b3b80d8
2010-12-17 17:45:22 +00:00
Rafael Espindola
285b3e5b61
Move createELFObjectWriter to its own header.
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@122064 91177308-0d34-0410-b5e6-96231b3b80d8
2010-12-17 16:59:53 +00:00
Kalle Raiskila
18aa393153
Don't feed 19 bit immediates to ILA.
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Patch (slightly modified) by Visa Putkinen.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@122052 91177308-0d34-0410-b5e6-96231b3b80d8
2010-12-17 09:36:09 +00:00
Daniel Dunbar
1139d5090a
MC/ARM: Use aggressive symbol folding (important for jump tables, for example).
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@122044 91177308-0d34-0410-b5e6-96231b3b80d8
2010-12-17 06:00:24 +00:00
Daniel Dunbar
b87422778c
MC/Mach-O: On second thought, use a custom hook for enabling aggressive
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IsSymbolRefDifferenceFullyResolved, it turns out this does change behavior on
enough cases for x86-32 that I would rather wait a bit on it.
- In practice, we will want to change this eventually because it only means we
generate less relocations (it also eliminates the need for the horrible
'.set' hack that Darwin requires in some places).
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@122042 91177308-0d34-0410-b5e6-96231b3b80d8
2010-12-17 05:50:29 +00:00
Daniel Dunbar
7b62afac0a
MC/Target: Remove HasScatteredSymbols target hook variable, which has been
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superceded and was effectively dead.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@122024 91177308-0d34-0410-b5e6-96231b3b80d8
2010-12-17 02:06:08 +00:00
Bob Wilson
a1f544b62e
Use PairDRegs to implement ConcatVectors. No functionality change.
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@122017 91177308-0d34-0410-b5e6-96231b3b80d8
2010-12-17 01:21:08 +00:00
Rafael Espindola
3ee33aa6f9
Make pushq produce signed relocations.
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@122005 91177308-0d34-0410-b5e6-96231b3b80d8
2010-12-16 22:50:01 +00:00
Wesley Peck
8a28f21379
Fix MBlaze backend call instructions so that arguments passed through registers
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are correctly marked as used. This removes a hack where the call instructions
marked all possible argument registers as used in the tablegen description.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@121994 91177308-0d34-0410-b5e6-96231b3b80d8
2010-12-16 19:41:31 +00:00
Jim Grosbach
3efad8fad4
Pseudo-ize the Thumb1 tBfar pattern. rdar://8777974
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@121990 91177308-0d34-0410-b5e6-96231b3b80d8
2010-12-16 19:11:16 +00:00
Daniel Dunbar
5d05d9769e
MC/Mach-O: Lift some MachObjectWriter arguments into the target specific
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interface.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@121981 91177308-0d34-0410-b5e6-96231b3b80d8
2010-12-16 17:21:02 +00:00
Daniel Dunbar
ae5abd595f
MC/Mach-O: Stub out explicit MCMachObjectTargetWriter interface.
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@121973 91177308-0d34-0410-b5e6-96231b3b80d8
2010-12-16 16:09:19 +00:00
Daniel Dunbar
297ed28bf9
Fix indentation (per style guide).
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@121972 91177308-0d34-0410-b5e6-96231b3b80d8
2010-12-16 16:08:43 +00:00
Daniel Dunbar
aa4b7dd13b
MC/Mach-O: Move createMachObjectWriter into MCMachObjectWriter.h.
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@121971 91177308-0d34-0410-b5e6-96231b3b80d8
2010-12-16 16:08:33 +00:00
Daniel Dunbar
2761fc4270
MC: Move target specific fixup info descriptors to TargetAsmBackend instead of
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the MCCodeEmitter, which seems like a better organization.
- Also, cleaned up some magic constants while in the area.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@121953 91177308-0d34-0410-b5e6-96231b3b80d8
2010-12-16 03:20:06 +00:00
Daniel Dunbar
745dacc91d
MC: Make TargetAsmBackend available to the AsmStreamer.
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- Treaty talks on the non-proliferation of MC objects broke down.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@121949 91177308-0d34-0410-b5e6-96231b3b80d8
2010-12-16 03:05:59 +00:00
Matt Beaumont-Gay
656b3d22f7
Delete an extra "Imm5 = ", caught by GCC's -Wsequence-point but not by Clang
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(see PR4579).
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@121939 91177308-0d34-0410-b5e6-96231b3b80d8
2010-12-16 01:34:26 +00:00
Bill Wendling
6baf46dbea
Remove fixup_arm_thumb_ldst. The code was never calling the "fixup" stuff for
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it. I.e., it was always an immediate value.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@121932 91177308-0d34-0410-b5e6-96231b3b80d8
2010-12-16 00:50:33 +00:00
Bill Wendling
5a54516adf
Add tSpill and tRestore to the opcodes to replace with tSTRi and tLDRi
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respectively.
It may be a bug that these opcodes are getting this far into machine code
generation.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@121931 91177308-0d34-0410-b5e6-96231b3b80d8
2010-12-16 00:49:54 +00:00
Bill Wendling
dedec2b89d
Add encodings for Thumb1 Spill and Restore pseudos.
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@121929 91177308-0d34-0410-b5e6-96231b3b80d8
2010-12-16 00:38:41 +00:00
Jim Grosbach
3e333637f1
Thumb1 had two patterns for the same load-from-constant-pool instruction.
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Canonicalize on tLDRpci and remove tLDRcp.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@121920 91177308-0d34-0410-b5e6-96231b3b80d8
2010-12-15 23:52:36 +00:00
Eric Christopher
836c6245ad
Don't handle -arm-long-calls in fast isel for now.
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@121919 91177308-0d34-0410-b5e6-96231b3b80d8
2010-12-15 23:47:29 +00:00
Bill Wendling
7a905a82f7
If we're changing the frame register to a physical register other than SP, we
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need to use tLDRi and tSTRi instead of tLDRspi and tSTRspi respectively.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@121915 91177308-0d34-0410-b5e6-96231b3b80d8
2010-12-15 23:32:27 +00:00
Bill Wendling
dc3813750e
Whitespace cleanups.
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@121914 91177308-0d34-0410-b5e6-96231b3b80d8
2010-12-15 23:31:24 +00:00
Evan Cheng
f735f2da6e
Only rr forms of ADD*_DB are commutable.
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@121908 91177308-0d34-0410-b5e6-96231b3b80d8
2010-12-15 22:57:36 +00:00
Bob Wilson
0406356cd4
Add Neon VCVT instructions for f32 <-> f16 conversions.
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Clang is now providing intrinsics for these and so we need to support them
in the backend. Radar 8068427.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@121902 91177308-0d34-0410-b5e6-96231b3b80d8
2010-12-15 22:14:12 +00:00
Wesley Peck
dc9d87a9bb
Lower the MBlaze target specific calling conventions for "interrupt_handler"
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and "save_volatiles" correctly. This completes the custom calling convention
functionality changes for the MBlaze backend that were started in 121888.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@121891 91177308-0d34-0410-b5e6-96231b3b80d8
2010-12-15 20:27:28 +00:00
Wesley Peck
d5f4bc2c33
Add some special purpose register definitions to the MBlaze backend and cleanup some old, unused floating point register definitions.
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@121882 91177308-0d34-0410-b5e6-96231b3b80d8
2010-12-15 19:35:36 +00:00
Jim Grosbach
d481110ef7
Tweak a few pseudo-inst pattern base classes.
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@121878 91177308-0d34-0410-b5e6-96231b3b80d8
2010-12-15 19:03:16 +00:00
Jim Grosbach
41b1d4e472
The new t2LEApcrel* pseudo instructions need the size specified.
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rdar://8768390
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@121876 91177308-0d34-0410-b5e6-96231b3b80d8
2010-12-15 18:48:45 +00:00
Owen Anderson
47dbd429da
Implement cleanups suggested by Daniel.
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@121875 91177308-0d34-0410-b5e6-96231b3b80d8
2010-12-15 18:48:27 +00:00
Bill Wendling
22447ae54b
Add fixups for Thumb LDR/STR instructions.
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@121858 91177308-0d34-0410-b5e6-96231b3b80d8
2010-12-15 08:51:02 +00:00
Chris Lattner
9448184b99
add another overflow idiom
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@121854 91177308-0d34-0410-b5e6-96231b3b80d8
2010-12-15 07:28:58 +00:00
Chris Lattner
08859ffa63
add a note about overflow idiom recognition.
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@121853 91177308-0d34-0410-b5e6-96231b3b80d8
2010-12-15 07:25:55 +00:00
Chris Lattner
ef17f08dbc
add a shift/imul missed optimization
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@121850 91177308-0d34-0410-b5e6-96231b3b80d8
2010-12-15 07:10:43 +00:00
Chris Lattner
2fc36e19b1
add a note about a SPEC hack that gcc mainline does.
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@121849 91177308-0d34-0410-b5e6-96231b3b80d8
2010-12-15 06:38:24 +00:00
Bill Wendling
bc4224bc6b
Reapply r121808 now that the missing patterns have been supplied.
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@121820 91177308-0d34-0410-b5e6-96231b3b80d8
2010-12-15 01:03:19 +00:00
Bill Wendling
415af3452e
Add some missing patterns now that tLDRB and tLDRH are split into reg and
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immediate versions.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@121819 91177308-0d34-0410-b5e6-96231b3b80d8
2010-12-15 00:58:57 +00:00
Bill Wendling
7d1d8db54a
Revert r121808 until I can fix the build.
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@121815 91177308-0d34-0410-b5e6-96231b3b80d8
2010-12-15 00:04:00 +00:00
Jim Grosbach
9d04dc52a5
thumb adr fixup needs alignment just like the t2 version.
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@121812 91177308-0d34-0410-b5e6-96231b3b80d8
2010-12-14 23:47:35 +00:00
Bill Wendling
345cdb6475
Comments and cleaning.
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@121809 91177308-0d34-0410-b5e6-96231b3b80d8
2010-12-14 23:42:48 +00:00
Bill Wendling
2af0fd3fee
Make the ISel selections for LDR/STR the same as before the LDRr/LDRi split. In
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particular, we want
ldr r2, [r3]
to be equivalent to
ldr r2, [r3, #0 ]
and not
ldr r2, [r3, r0]
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@121808 91177308-0d34-0410-b5e6-96231b3b80d8
2010-12-14 23:40:49 +00:00
Jim Grosbach
d40963c406
Add support for MC-ized encoding of tLEApcrel and tLEApcrelJT. rdar://8755755
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@121798 91177308-0d34-0410-b5e6-96231b3b80d8
2010-12-14 22:28:03 +00:00
Bill Wendling
ee2b350d83
Fix comment.
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@121797 91177308-0d34-0410-b5e6-96231b3b80d8
2010-12-14 22:26:49 +00:00
Bill Wendling
b6faf65215
Multiclassify the LDR/STR encoding patterns. The only functionality difference
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is the addition of the FoldableAsLoad & Rematerializable flags to some of the
load instructions. ARM has these flags set for them.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@121794 91177308-0d34-0410-b5e6-96231b3b80d8
2010-12-14 22:10:49 +00:00