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285ec1fad5
armjit: Implement mult/multu for immediates.
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Uncommon, but may reduce instructions a bit.
2013-11-10 14:38:09 -08:00
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9bec82873c
armjit: inline byteswaps of imm values.
2013-11-10 14:38:08 -08:00
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06c8cb9174
armjit: Do shifts with imms as much as possible.
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This may even make an imm operand2 safe that wasn't before.
2013-11-10 14:38:08 -08:00
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b2c2a87511
Fix omitted CC_AL reset, fixes #4498 .
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Was breaking non-fastmem lwl/lwr/etc.
2013-11-10 09:24:40 -08:00
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b310edc5f8
Fix typo in ARM debug build.
2013-11-09 15:58:27 -08:00
Henrik Rydgard
d1c012d75e
ARM: Open up all 32 accessible VFP registers if NEON is available.
2013-11-09 20:18:20 +01:00
Henrik Rydgard
0a844ce98d
Delete functions for vsge and vslt, these have been rolled into VecDo3
2013-11-09 19:29:52 +01:00
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a3a061a69f
armjit: Optimize a division by a power of two.
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These really happen.
2013-11-09 08:43:53 -08:00
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1776c85882
armjit: Implement a software divide for divu.
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It's not actually that much code.
2013-11-09 08:43:52 -08:00
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b2a240d105
armjit: Implement msub/msubu.
2013-11-09 08:43:52 -08:00
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3aa8706ae7
armjit: Optimize lwl/lwr against an imm address.
2013-11-09 08:43:48 -08:00
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4026944b02
armjit: Handle lwl/lwr (not pretty, though.)
2013-11-09 08:42:30 -08:00
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54168b173e
armjit: Clean up some magic numbers.
2013-11-09 08:25:08 -08:00
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6038d96b46
armjit: Flush regs using STMIA where possible.
2013-11-09 08:25:07 -08:00
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e686ff59bf
armjit: Allocate regs in preferred slots.
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This may allow better flushing. Not sure if these are the best regs,
but if they aren't it shouldn't really hurt.
2013-11-09 08:25:07 -08:00
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cb3bb73148
armjit: Improve GPR typesafety.
2013-11-09 08:24:15 -08:00
Unknown W. Brackets
945b8bf5c5
armjit: optimize reverse subtract, avoid temp imms.
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If we have a non-op2 imm, get rid of it asap. If we have a op2 friendly
imm, keep it.
2013-11-09 08:18:43 -08:00
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415f22ecac
armjit: Preserve imms on min/max as well.
2013-11-09 08:18:43 -08:00
Henrik Rydgard
502f772856
Add experimental mode to cache pointers in the arm jit.
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Turned off for now as it needs more work but seems quite promising already.
2013-11-09 17:15:30 +01:00
Henrik Rydgard
58c39a38ee
ARM regcache: Add mechanism to keep registers converted to pointers around
2013-11-09 16:57:29 +01:00
Henrik Rydgard
d26692ef92
Fix bug from a couple of commits ago in ARMJit
2013-11-09 15:22:39 +01:00
Henrik Rydgard
04451623b9
This variant didn't seem to make much difference either (see prev commit)
2013-11-09 13:06:10 +01:00
Henrik Rydgard
15bc5a8db7
Add small ARM perf experiment. Did not help on ARMv7 so turned it off.
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xsacha might want to try it on ARMv6.
2013-11-09 12:57:07 +01:00
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5d46a82f43
armjit: Use a MOV for add/or with 0.
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Might skip the ALU, so might be faster.
2013-11-08 11:41:57 -08:00
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b8e126e7ce
armjit: Preserve imms in slt/sltu as possible.
2013-11-08 11:41:57 -08:00
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8393d4aaae
armjit: Preserve immediates more in nor.
2013-11-08 11:41:56 -08:00
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d7e42b26a3
armjit: Avoid flushing imm on add t0, imm, imm.
2013-11-08 11:41:56 -08:00
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a435c9dd13
armjit: Optimize movz/movn with immediates.
2013-11-08 11:41:55 -08:00
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376918c408
armjit: Reverse add t0, N, t1 to preserve imm.
2013-11-08 11:41:55 -08:00
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02dd250354
armjit: Optimize out a few immediate logic cases.
2013-11-08 11:39:24 -08:00
Henrik Rydgard
58db79672f
Fix vmtvc on ARM, fixing issues with our prefix check. Add some logging.
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Also improve vcmp on ARM.
2013-11-08 19:59:11 +01:00
Henrik Rydgard
309f904c0c
Extract JitState into its own header (arm/x86)
2013-11-08 18:51:52 +01:00
Henrik Rydgard
f57f8170d3
ARMjit: Optimize mfv, mtv
2013-11-08 12:43:48 +01:00
Henrik Rydgard
dff0c431aa
ARMjit: Optimize mfc1, mtc1
2013-11-08 12:43:48 +01:00
Henrik Rydgard
5a95e267fb
Add an optimization to discard registers at the end of functions when possible.
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Works in some games but crashes many so hiding it for now. Do not add UI.
2013-11-08 12:43:48 +01:00
Sacha
803148b8ca
ARMv6: Fix offsets > 4096 for litpool. More aggressive check.
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Somehow Scooby Doo gets to offsets of ~4200 unless i drop the threshold down to ~3200. Not sure why the offset can jump by so much in one instruction.
Makes Scooby Doo playable now instead of showing a blue screen in the main game. Likely affects other games.
2013-11-08 16:07:05 +10:00
Henrik Rydgard
6eb7f94065
Implement vsgn in x86/x64 and ARM jit
2013-11-07 15:29:13 +01:00
Henrik Rydgard
32c95af820
ARM: Some zero-register fixes
2013-11-07 15:29:13 +01:00
Henrik Rydgard
91393093bc
Re-enable the "nice delay slot" optimization on ARM
2013-11-07 15:29:12 +01:00
Henrik Rydgård
1e158fa652
ARM vtx dec: Preserving our FP scratch register appears to improve
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stability.
Also added some logging.
2013-11-06 11:47:26 +01:00
Henrik Rydgård
9be3f8fc0a
Use ANDI2R instead of a BIC with a too large parameter
2013-11-06 10:50:30 +01:00
Sacha
81d3df0841
ARMJIT: Minor optimisations for armv6 and armv7.
2013-11-06 15:28:26 +10:00
Henrik Rydgard
6483c0c2cd
Two minor armjit optimizations
2013-11-05 16:25:01 +01:00
Sacha
a5011e3ff0
Improve swap usage in MIPS. ARMv6 can use REV/REV16. Intepreter can use existing swap functions.
2013-11-06 01:20:35 +10:00
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732ae13ebb
Fast path CallSyscall where possible.
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It seems we're spending a decent amount of time there, which isn't
entirely unexpected. We can eliminate some things easily.
2013-11-04 07:59:37 -08:00
Sacha
5613b86864
Use NEON texture decoder on Blackberry and iOS. Use ARMV7 defines.
2013-11-03 15:59:10 +10:00
Unknown W. Brackets
9a707f6c00
Fix typo, ARM build.
2013-10-17 15:28:50 -07:00
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2e8ef3027f
Write the retaddr to rd, not always ra, in jalr.
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Thanks go entirely to @Kingcom for pointing this out.
Don't know of any games not using RA as the rd.
2013-10-17 07:39:33 -07:00
Henrik Rydgard
aa3cf34fc1
Jit: Fix valgrind warnings.
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The first time PrefixStart was entered with startDefaultPrefix = true, it would
call EatPrefix, which checks the so far entirely uninitialized prefixXFlags.
2013-10-16 22:33:48 +02:00
Sacha
18b7503dd5
Fix rounding errors in armjit.
2013-10-14 19:24:13 +10:00
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