Jim Grosbach
596307e133
Add a FIXME.
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@116428 91177308-0d34-0410-b5e6-96231b3b80d8
2010-10-13 20:38:04 +00:00
Jim Grosbach
fa7d2cb680
Make a few more bits of some simple instructions explicit. nop, yield, wfe,
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wfi, sel, sev and bkpt. All would disassemble properly before, but more
explicitness is good, especially with the integrated assembler coming in
the future.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@116427 91177308-0d34-0410-b5e6-96231b3b80d8
2010-10-13 20:30:55 +00:00
Jim Grosbach
b35ad41fef
Add ARM mode encoding for [SU]XT[BH] and [SU]XTA[BH] instructions.
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@116421 91177308-0d34-0410-b5e6-96231b3b80d8
2010-10-13 19:56:10 +00:00
Jim Grosbach
e822f94509
Fix encoding for compares. No Rd register.
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@116414 91177308-0d34-0410-b5e6-96231b3b80d8
2010-10-13 18:05:25 +00:00
Jim Grosbach
24989ecc70
Add ARM mode operand encoding information for ADDE/SUBE instructions.
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@116412 91177308-0d34-0410-b5e6-96231b3b80d8
2010-10-13 18:00:52 +00:00
Rafael Espindola
6d8628061b
Fix another case where we were preferring instructions with large
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immediates instead of 8 bits ones.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@116410 91177308-0d34-0410-b5e6-96231b3b80d8
2010-10-13 17:14:25 +00:00
Rafael Espindola
dba81cf40e
Fix PR8365 by adding a more specialized Pat that checks if an 'and' with
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8 bit constants can be used.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@116403 91177308-0d34-0410-b5e6-96231b3b80d8
2010-10-13 13:31:20 +00:00
Eric Christopher
ede42b0a22
Start handling more global variables.
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@116401 91177308-0d34-0410-b5e6-96231b3b80d8
2010-10-13 09:11:46 +00:00
Evan Cheng
14ce175216
Limit load / store issues (at least until we have a true multi-issue aware scheduler).
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@116389 91177308-0d34-0410-b5e6-96231b3b80d8
2010-10-13 01:54:21 +00:00
Bill Wendling
6932643a37
Add encodings for VNEG and VSQRT. Also add encodings for VMOV, but not a test
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just yet.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@116386 91177308-0d34-0410-b5e6-96231b3b80d8
2010-10-13 01:17:33 +00:00
Bill Wendling
54908dd72b
Add encodings for VCVT instructions.
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@116385 91177308-0d34-0410-b5e6-96231b3b80d8
2010-10-13 00:56:35 +00:00
Jim Grosbach
89c898f8af
Add ARM encoding information for comparisons, forced-cc-out arithmetics, and
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arithmetic-with-carry-in instructions.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@116384 91177308-0d34-0410-b5e6-96231b3b80d8
2010-10-13 00:50:27 +00:00
Bill Wendling
1fc6d8837f
Add VCMPZ and VABS.
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@116383 91177308-0d34-0410-b5e6-96231b3b80d8
2010-10-13 00:38:07 +00:00
Bill Wendling
cd77686254
Refactor VCMP instructions.
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@116379 91177308-0d34-0410-b5e6-96231b3b80d8
2010-10-13 00:04:29 +00:00
Jim Grosbach
ef324d7044
Add the rest of the ARM so_reg encoding options (register shifted register)
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and move to a custom operand encoder. Remove the last of the special handling
stuff from ARMMCCodeEmitter::EncodeInstruction.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@116377 91177308-0d34-0410-b5e6-96231b3b80d8
2010-10-12 23:53:58 +00:00
Bill Wendling
5a1fd8cf68
Add encodings for VNMUL[SD].
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@116375 91177308-0d34-0410-b5e6-96231b3b80d8
2010-10-12 23:47:37 +00:00
Bill Wendling
caa3d467ab
Add encodings for VDIV and VMUL.
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@116370 91177308-0d34-0410-b5e6-96231b3b80d8
2010-10-12 23:22:27 +00:00
Evan Cheng
3f490f3469
Turn some fp stackifier assertion into errors to avoid silently generating bad code when assertions are off. rdar://8540457.
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@116368 91177308-0d34-0410-b5e6-96231b3b80d8
2010-10-12 23:19:28 +00:00
Jim Grosbach
2a6a93d542
Move the ARM so_imm encoding into a custom operand encoder and remove the
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explicit handling of the instructions referencing it from the MC code
emitter.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@116367 91177308-0d34-0410-b5e6-96231b3b80d8
2010-10-12 23:18:08 +00:00
Bill Wendling
52061f83e7
Refactor some of the encoding logic into a base class. This keeps us from having
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to add 10+ lines to every instruction.
It may turn out that we can move this base class into it's parent class.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@116362 91177308-0d34-0410-b5e6-96231b3b80d8
2010-10-12 23:06:54 +00:00
Jim Grosbach
08bd54987f
Add custom encoder for the 's' bit denoting whether an ARM arithmetic
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instruction should set the processor status flags or not. Remove the now
unnecessary special handling for the bit from the MCCodeEmitter.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@116360 91177308-0d34-0410-b5e6-96231b3b80d8
2010-10-12 23:00:24 +00:00
Bill Wendling
dd3bc112e6
Add encoding for VSUB and VCMP.
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Fear not! I'm going to try a refactoring right now. :)
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@116359 91177308-0d34-0410-b5e6-96231b3b80d8
2010-10-12 22:55:35 +00:00
Bill Wendling
174777bb2b
Encoding for VADDD. Plus a test for the VFP instructions.
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@116348 91177308-0d34-0410-b5e6-96231b3b80d8
2010-10-12 22:08:41 +00:00
Bill Wendling
a0c14ef8f6
Split out the "size" field from the encoding. The newer documentation has it as
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a separate bit in the coding.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@116347 91177308-0d34-0410-b5e6-96231b3b80d8
2010-10-12 22:03:19 +00:00
Eric Christopher
558cf007b5
Fix thinko in arm fast isel alloca rewrite.
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@116339 91177308-0d34-0410-b5e6-96231b3b80d8
2010-10-12 21:23:43 +00:00
Jim Grosbach
499e886fe6
Encoding for ARM-mode VADD.F32 instruction.
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@116338 91177308-0d34-0410-b5e6-96231b3b80d8
2010-10-12 21:22:40 +00:00
Eric Christopher
52b45056b2
Combine these together - should probably have some text associated
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that says what why what we just asserted is wrong.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@116333 91177308-0d34-0410-b5e6-96231b3b80d8
2010-10-12 19:44:17 +00:00
Nick Lewycky
65b65d6ca4
Mark variable 'NoImplicitFloatOps' used only in an assert as used.
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@116323 91177308-0d34-0410-b5e6-96231b3b80d8
2010-10-12 18:18:03 +00:00
Jim Grosbach
f59818b81a
Add MOVi ARM encoding.
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@116321 91177308-0d34-0410-b5e6-96231b3b80d8
2010-10-12 18:09:12 +00:00
Dan Gohman
320afb8c81
Initial va_arg support for x86-64. Patch by David Meyer!
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@116319 91177308-0d34-0410-b5e6-96231b3b80d8
2010-10-12 18:00:49 +00:00
Jim Grosbach
8e157302f4
Nuke unused wrapper function.
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@116318 91177308-0d34-0410-b5e6-96231b3b80d8
2010-10-12 17:53:25 +00:00
Jakob Stoklund Olesen
d0eeeeb558
Remove the x86 MOV{32,64}{rr,rm,mr}_TC instructions.
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The reg-reg copies were no longer being generated since copyPhysReg copies
physical registers only.
The loads and stores are not necessary - The TC constraint is imposed by the
TAILJMP and TCRETURN instructions, there should be no need for constrained loads
and stores.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@116314 91177308-0d34-0410-b5e6-96231b3b80d8
2010-10-12 17:15:00 +00:00
Jim Grosbach
0de6ab3c43
Add encoding information for the remainder of the generic arithmetic
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ARM instructions.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@116313 91177308-0d34-0410-b5e6-96231b3b80d8
2010-10-12 17:11:26 +00:00
Bob Wilson
77f42b5278
PR8359: The ARM backend may end up allocating registers D16 to D31 when
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"-mattr=+vfp3" is specified. However, this will not work for hardware that
only supports 16 registers. Add a new flag to support -"mattr=+vfp3,+d16".
Patch by Jan Voung!
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@116310 91177308-0d34-0410-b5e6-96231b3b80d8
2010-10-12 16:22:47 +00:00
Eric Christopher
1541877941
Rework alloca handling so that we can load or store from casted
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address that we've looked through.
Fixes compilation problems in tramp3d from earlier patch.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@116296 91177308-0d34-0410-b5e6-96231b3b80d8
2010-10-12 05:39:06 +00:00
Eric Christopher
5532433a57
Handle a wider arrangement of loads.
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@116284 91177308-0d34-0410-b5e6-96231b3b80d8
2010-10-12 00:43:21 +00:00
Evan Cheng
08cec1ef27
More ARM scheduling itinerary fixes.
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@116266 91177308-0d34-0410-b5e6-96231b3b80d8
2010-10-11 23:41:41 +00:00
Jim Grosbach
42fac8ee3b
MC machine encoding for simple aritmetic instructions that use a shifted
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register operand.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@116259 91177308-0d34-0410-b5e6-96231b3b80d8
2010-10-11 23:16:21 +00:00
Jason W Kim
17b443df43
Second set of ARM/MC/ELF changes.
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Added ARM specific ELF section types.
Added AttributesSection to ARMElfTargetObject
First step in unifying .cpu assembly tag with ELF/.o
llc now asserts on actual ELF emission on -filetype=obj :-)
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@116257 91177308-0d34-0410-b5e6-96231b3b80d8
2010-10-11 23:01:44 +00:00
Evan Cheng
60ff87914f
Proper VST scheduling itineraries.
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@116251 91177308-0d34-0410-b5e6-96231b3b80d8
2010-10-11 22:03:18 +00:00
Eric Christopher
5f9e8b971b
Use a sane mechanism for that assert.
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@116249 91177308-0d34-0410-b5e6-96231b3b80d8
2010-10-11 22:01:22 +00:00
Eric Christopher
050d16c2a9
We're not going to handle dynamic allocas anywhere else.
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@116240 91177308-0d34-0410-b5e6-96231b3b80d8
2010-10-11 21:37:35 +00:00
Eric Christopher
fb0b892f7e
Make sure that the call stack adjustments have default operands. Also
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leave custom lowerings for later.
Fixes some nightly tests.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@116232 91177308-0d34-0410-b5e6-96231b3b80d8
2010-10-11 21:20:02 +00:00
Jakob Stoklund Olesen
4f9af2ef65
PowerPC varargs functions store live-in registers on the stack. Make sure we use
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virtual registers for those stores since RegAllocFast requires that each live
physreg only be used once.
This fixes PR8357.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@116222 91177308-0d34-0410-b5e6-96231b3b80d8
2010-10-11 20:43:09 +00:00
Eric Christopher
8ff9a9da0a
Found a bug turning this on by default. Disable again for now.
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@116220 91177308-0d34-0410-b5e6-96231b3b80d8
2010-10-11 20:26:21 +00:00
Eric Christopher
fa6b29dacd
Fix help text.
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@116218 91177308-0d34-0410-b5e6-96231b3b80d8
2010-10-11 20:15:02 +00:00
Eric Christopher
feadddd6b6
Change flag from Enable to Disable since we're enabled by default.
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Also don't use fast-isel on non-darwin since it's untested.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@116217 91177308-0d34-0410-b5e6-96231b3b80d8
2010-10-11 20:05:22 +00:00
Andrew Trick
1a2cf3b4d9
Fixes bug 8297: i386 cmpxchg8b, missing MachineMemOperand
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@116214 91177308-0d34-0410-b5e6-96231b3b80d8
2010-10-11 19:02:04 +00:00
Jim Grosbach
62547267f0
More binary encoding stuff, taking advantage of the new "by name" operand
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matching in tblgen to do the predicate operand.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@116213 91177308-0d34-0410-b5e6-96231b3b80d8
2010-10-11 18:51:51 +00:00
Eric Christopher
a2efc5ff6e
Turn on arm fast isel by default.
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@116212 91177308-0d34-0410-b5e6-96231b3b80d8
2010-10-11 18:48:18 +00:00