Johnny Chen
69a8c7f497
Modified encoding bits specification for VFP instructions. In particular, the D
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bit (Inst{22}) and the M bit (Inst{5}) should be left unspecified. For binary
format instructions, Inst{6} and Inst{4} need to specified for proper decodings.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@94855 91177308-0d34-0410-b5e6-96231b3b80d8
2010-01-29 23:21:10 +00:00
Evan Cheng
9d172d5ee7
Data type suffix must come after predicate.
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@89723 91177308-0d34-0410-b5e6-96231b3b80d8
2009-11-24 01:05:23 +00:00
Jim Grosbach
77b02beb1f
move fconst[sd] to UAL. <rdar://7414913>
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@89700 91177308-0d34-0410-b5e6-96231b3b80d8
2009-11-23 21:08:25 +00:00
Evan Cheng
4aedb61d03
Remat VLDRD from constpool. Clean up some instruction property specifications.
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@89478 91177308-0d34-0410-b5e6-96231b3b80d8
2009-11-20 19:57:15 +00:00
Jim Grosbach
f4cbc0e421
use lower case for readability
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@87054 91177308-0d34-0410-b5e6-96231b3b80d8
2009-11-13 01:17:22 +00:00
Evan Cheng
1e13c797e5
Add a comment.
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@86706 91177308-0d34-0410-b5e6-96231b3b80d8
2009-11-10 19:44:56 +00:00
Jim Grosbach
43cca695a8
Work around assembler not recognizing #0.0 form immediate for vmcp
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@86548 91177308-0d34-0410-b5e6-96231b3b80d8
2009-11-09 15:27:51 +00:00
Jim Grosbach
e5165490b7
Use Unified Assembly Syntax for the ARM backend.
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@86494 91177308-0d34-0410-b5e6-96231b3b80d8
2009-11-09 00:11:35 +00:00
Evan Cheng
30c80211b6
fconsts and fconstd are obviously re-materializable.
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@85410 91177308-0d34-0410-b5e6-96231b3b80d8
2009-10-28 18:19:56 +00:00
Evan Cheng
39382427f1
Use fconsts and fconstd to materialize small fp constants.
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@85362 91177308-0d34-0410-b5e6-96231b3b80d8
2009-10-28 01:44:26 +00:00
Evan Cheng
dd22a45acc
Now VFP instructions.
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@85186 91177308-0d34-0410-b5e6-96231b3b80d8
2009-10-27 00:20:49 +00:00
Evan Cheng
0d92f5f768
Add hasExtraSrcRegAllocReq and hasExtraDefRegAllocReq flags to ld / st multiple,
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ld / st pairs, etc.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@83197 91177308-0d34-0410-b5e6-96231b3b80d8
2009-10-01 08:22:27 +00:00
Evan Cheng
d20d658675
Change ld/st multiples to explicitly model the writeback to base register. This fixes most of the -ldstopti-before-sched2 regressions.
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@83191 91177308-0d34-0410-b5e6-96231b3b80d8
2009-10-01 01:33:39 +00:00
David Goodwin
658ea60997
Finish scheduling itineraries for NEON.
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@82788 91177308-0d34-0410-b5e6-96231b3b80d8
2009-09-25 18:38:29 +00:00
David Goodwin
b2bb7db9e2
Add Cortex-A8 VFP model.
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@82483 91177308-0d34-0410-b5e6-96231b3b80d8
2009-09-21 20:52:17 +00:00
David Goodwin
338268c67f
Use NEON for single-precision int<->FP conversions.
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@78604 91177308-0d34-0410-b5e6-96231b3b80d8
2009-08-10 22:17:39 +00:00
David Goodwin
8b7d7ade85
Add parameter to pattern classes to enable an itinerary to be specified for instructions. For now just use the existing itineraries or NoItinerary.
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@78321 91177308-0d34-0410-b5e6-96231b3b80d8
2009-08-06 16:52:47 +00:00
David Goodwin
53e4471adc
Add NEON single-precision FP support for fabs and fneg.
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@78101 91177308-0d34-0410-b5e6-96231b3b80d8
2009-08-04 20:39:05 +00:00
David Goodwin
b84f3d427c
Match common pattern for FNMAC. Add NEON SP support.
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@78085 91177308-0d34-0410-b5e6-96231b3b80d8
2009-08-04 18:44:29 +00:00
David Goodwin
42a83f2d15
Initial support for single-precision FP using NEON. Added "neonfp" attribute to enable. Added patterns for some binary FP operations.
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@78081 91177308-0d34-0410-b5e6-96231b3b80d8
2009-08-04 17:53:06 +00:00
Evan Cheng
91449a883d
Model fpscr to prevent fcmped / fcmpezs etc from being deleted.
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@76390 91177308-0d34-0410-b5e6-96231b3b80d8
2009-07-20 02:12:31 +00:00
David Goodwin
3ca524e336
Predicate VFP instructions on HasVFP2 instead of IsARM. This allows VFP instructions with thumb-2.
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@75254 91177308-0d34-0410-b5e6-96231b3b80d8
2009-07-10 17:03:29 +00:00
Evan Cheng
cd799b99cb
Mark some pattern-less instructions as neverHasSideEffects.
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@73252 91177308-0d34-0410-b5e6-96231b3b80d8
2009-06-12 20:46:18 +00:00
Evan Cheng
38b6fd67a6
Fix a 80 col. violation.
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@60901 91177308-0d34-0410-b5e6-96231b3b80d8
2008-12-11 22:02:02 +00:00
Dan Gohman
15511cf166
Rename isSimpleLoad to canFoldAsLoad, to better reflect its meaning.
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@60487 91177308-0d34-0410-b5e6-96231b3b80d8
2008-12-03 18:15:48 +00:00
Evan Cheng
7e2cc91d2d
Fix fuitos encoding.
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@59344 91177308-0d34-0410-b5e6-96231b3b80d8
2008-11-15 00:40:57 +00:00
Evan Cheng
3c902e81fa
fsub{d|s} encoding bugs.
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@59234 91177308-0d34-0410-b5e6-96231b3b80d8
2008-11-13 07:59:48 +00:00
Evan Cheng
3c4a4ffa3d
Consolidate formats; fix FCMPED etc. encodings.
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@59107 91177308-0d34-0410-b5e6-96231b3b80d8
2008-11-12 07:18:38 +00:00
Evan Cheng
80a119842d
Fix VFP conversion instruction encodings.
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@59104 91177308-0d34-0410-b5e6-96231b3b80d8
2008-11-12 06:41:41 +00:00
Evan Cheng
d06d48d2b5
Fix encoding of single-precision VFP registers.
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@59102 91177308-0d34-0410-b5e6-96231b3b80d8
2008-11-12 02:19:38 +00:00
Evan Cheng
0a0ab1387a
Fix FMDRR encoding.
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@59088 91177308-0d34-0410-b5e6-96231b3b80d8
2008-11-11 22:46:12 +00:00
Evan Cheng
cd8e66a1ef
Encode VFP load / store instructions.
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@59084 91177308-0d34-0410-b5e6-96231b3b80d8
2008-11-11 21:48:44 +00:00
Evan Cheng
78be83d7c2
Encode VFP conversion instructions.
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@59074 91177308-0d34-0410-b5e6-96231b3b80d8
2008-11-11 19:40:26 +00:00
Evan Cheng
96581d3633
Encode VFP arithmetic instructions.
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@59016 91177308-0d34-0410-b5e6-96231b3b80d8
2008-11-11 02:11:05 +00:00
Evan Cheng
d87293ce78
Remove opcode from instruction TS flags; add MOVCC support; fix addrmode3 encoding bug.
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@58800 91177308-0d34-0410-b5e6-96231b3b80d8
2008-11-06 08:47:38 +00:00
Jim Grosbach
e5d20f947a
udpate header comment: s/VP/VFP/
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@56126 91177308-0d34-0410-b5e6-96231b3b80d8
2008-09-11 21:41:29 +00:00
Evan Cheng
da47e6e0d0
Replace all target specific implicit def instructions with a target independent one: TargetInstrInfo::IMPLICIT_DEF.
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@48380 91177308-0d34-0410-b5e6-96231b3b80d8
2008-03-15 00:03:38 +00:00
Chris Lattner
48be23cd65
rename SDTRet -> SDTNone.
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Move definition of 'trap' sdnode up from x86 instrinfo to targetselectiondag.td.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@46017 91177308-0d34-0410-b5e6-96231b3b80d8
2008-01-15 22:02:54 +00:00
Chris Lattner
9b37aaf04c
get def use info more correct.
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@45821 91177308-0d34-0410-b5e6-96231b3b80d8
2008-01-10 05:12:37 +00:00
Evan Cheng
325474e065
Only mark instructions that load a single value without extension as isSimpleLoad = 1.
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@45727 91177308-0d34-0410-b5e6-96231b3b80d8
2008-01-07 23:56:57 +00:00
Chris Lattner
834f1ce031
rename isLoad -> isSimpleLoad due to evan's desire to have such a predicate.
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@45667 91177308-0d34-0410-b5e6-96231b3b80d8
2008-01-06 23:38:27 +00:00
Chris Lattner
2e48a70b35
rename isStore -> mayStore to more accurately reflect what it captures.
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@45656 91177308-0d34-0410-b5e6-96231b3b80d8
2008-01-06 08:36:04 +00:00
Chris Lattner
13c6310866
remove explicit isStore flags that are now inferrable.
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@45653 91177308-0d34-0410-b5e6-96231b3b80d8
2008-01-06 05:55:01 +00:00
Chris Lattner
4ee451de36
Remove attribution from file headers, per discussion on llvmdev.
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@45418 91177308-0d34-0410-b5e6-96231b3b80d8
2007-12-29 20:36:04 +00:00
Evan Cheng
6e141fd048
Implicit def instructions, e.g. X86::IMPLICIT_DEF_GR32, are always re-materializable and they should not be spilled.
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@44960 91177308-0d34-0410-b5e6-96231b3b80d8
2007-12-12 23:12:09 +00:00
Evan Cheng
071a279e94
Remove (somewhat confusing) Imp<> helper, use let Defs = [], Uses = [] instead.
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@41863 91177308-0d34-0410-b5e6-96231b3b80d8
2007-09-11 19:55:27 +00:00
Evan Cheng
0ff94f7fcc
Initial JIT support for ARM by Raul Fernandes Herbster.
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@40887 91177308-0d34-0410-b5e6-96231b3b80d8
2007-08-07 01:37:15 +00:00
Evan Cheng
64d80e3387
Change instruction description to split OperandList into OutOperandList and
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InOperandList. This gives one piece of important information: # of results
produced by an instruction.
An example of the change:
def ADD32rr : I<0x01, MRMDestReg, (ops GR32:$dst, GR32:$src1, GR32:$src2),
"add{l} {$src2, $dst|$dst, $src2}",
[(set GR32:$dst, (add GR32:$src1, GR32:$src2))]>;
=>
def ADD32rr : I<0x01, MRMDestReg, (outs GR32:$dst), (ins GR32:$src1, GR32:$src2),
"add{l} {$src2, $dst|$dst, $src2}",
[(set GR32:$dst, (add GR32:$src1, GR32:$src2))]>;
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@40033 91177308-0d34-0410-b5e6-96231b3b80d8
2007-07-19 01:14:50 +00:00
Evan Cheng
13ab020ea0
Remove clobbersPred. Add an OptionalDefOperand to instructions which have the 's' bit.
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@38501 91177308-0d34-0410-b5e6-96231b3b80d8
2007-07-10 18:08:01 +00:00
Evan Cheng
9ad6f03166
No need for ccop anymore.
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@37965 91177308-0d34-0410-b5e6-96231b3b80d8
2007-07-06 23:34:09 +00:00