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baa0983ae3
unicorn/qemu/target/arm
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Emilio G. Cota baa0983ae3
target/aarch64: optimize indirect branches 
Measurements:

[Baseline performance is that before applying this and the previous commit]

- NBench, aarch64-softmmu. Host: Intel i7-4790K @ 4.00GHz

1.7x +-+--------------------------------------------------------------------------------------------------------------+-+
| |
| cross |
1.6x +cross+jr.................................................####...................................................+-+
| #++# |
| # # |
1.5x +-+...................................................*****..#...................................................+-+
| *+++* # |
| * * # |
1.4x +-+...................................................*...*..#...................................................+-+
| * * # |
| ##### * * # |
1.3x +-+................................****+++#...........*...*..#...................................................+-+
| *++* # * * # |
| * * # * * # |
1.2x +-+................................*..*...#...........*...*..#...................................................+-+
| * * # * * # |
| #### * * # * * # |
1.1x +-+.......................+++#..#..*..*...#...........*...*..#...................................................+-+
| **** # * * # * * # ****#### |
| * * # * * # * * # ****### +++#### ****### * * # |
1x +-++-++++++-++++****###++-*++*++#++*++*+-+#++****+++++*+++*++#++*++*-+#++*****++#++****###-++*++*-+#++*+-*+++#+-++-+
| *****### * * # * * # * * # *++*### * * # * * # * * # * *++# * * # * * # |
| * *++# * * # * * # * * # * * # * * # * * # * * # * * # * * # * * # |
0.9x +-+---*****###--****###---****###--****####--****###--*****###--****###--*****###--****###---****###--****####---+-+
ASSIGNMENT BITFIELD FOURFP EMULATION HUFFMAN LU DECOMPOSITIONNEURAL NUMERIC SORSTRING SORT hmean
png: http://imgur.com/qO9ubtk
NB. cross here represents the previous commit.

- SPECint06 (test set), aarch64-linux-user. Host: Intel i7-4790K @ 4.00GHz

1.5x +-+--------------------------------------------------------------------------------------------------------------+-+
| ***** |
| *+++* jr |
| * * |
1.4x +-+.....................................................................*...*.....................+++............+-+
| * * | |
| ***** * * | |
| * * * * ***** |
1.3x +-+....................................*...*............................*...*....................*.|.*...........+-+
| +++ * * * * * | * |
| ***** * * * * *+++* |
| * * * * * * * * |
1.2x +-+....................*...*...........*...*............................*...*...........*****....*...*...........+-+
| ***** * * * * * * * * * * +++ |
| * * * * * * * * * * * * ***** |
| * * * * ***** * * * * * * * * * * |
1.1x +-+...*...*............*...*...*...*...*...*............................*...*....+++....*...*....*...*...*...*...+-+
| * * * * * * * * * * ***** * * * * * * |
| * * * * * * * * ***** * * * * * * * * * * |
| * * ***** * * * * * * * * ****** * * * * * * * * * * |
1x +-++-+*+++*-++*+++*++++*+-+*+++*-++*+++*-++*+++*+++*++-*++++*-++*****+++*++-*+++*++-*+++*+-+*++++*+++*++-*+++*+-++-+
| * * * * * * * * * * * * * * *+++* * * * * * * * * * * |
| * * * * * * * * * * * * * * * * * * * * * * * * * * |
| * * * * * * * * * * * * * * * * * * * * * * * * * * |
0.9x +-+---*****---*****----*****---*****---*****---*****---******---*****---*****---*****---*****----*****---*****---+-+
astar bzip2 gcc gobmk h264ref hmmlibquantum mcf omnetpperlbench sjengxalancbmk hmean
png: http://imgur.com/3Dp4vvq

- SPECint06 (train set), aarch64-linux-user. Host: Intel i7-4790K @ 4.00GHz

1.7x +-+--------------------------------------------------------------------------------------------------------------+-+
| |
| jr |
1.6x +-+...............................................................................................+++............+-+
| ***** |
| *+++* |
| * * |
1.5x +-+..............................................................................................*...*...........+-+
| +++ * * |
| ***** * * |
1.4x +-+.....................................................................*+++*....................*...*...........+-+
| * * * * |
| ***** * * * * |
| * * * * ***** * * |
1.3x +-+....................................*...*............................*...*...*...*............*...*...........+-+
| +++ * * * * * * * * |
| ***** * * * * * * ***** * * |
1.2x +-+....................*...*...........*...*............................*...*...*...*...*+++*....*...*...*****...+-+
| * * * * * * * * * * * * *+++* |
| ***** * * ***** * * * * * * * * * * * * |
| * * * * *+++* * * * * * * * * * * * * |
1.1x +-+...*...*............*...*...*...*...*...*............................*...*...*...*...*...*....*...*...*...*...+-+
| * * ***** * * * * * * ***** * * * * * * * * * * |
| * * * * * * * * * * +++ ****** *+++* * * * * * * * * * * |
1x +-+---*****---*****----*****---*****---*****---*****---******---*****---*****---*****---*****----*****---*****---+-+
astar bzip2 gcc gobmk h264ref hmmlibquantum mcf omnetpperlbench sjengxalancbmk hmean
png: http://imgur.com/vRrdc9j

Backports commit e75449a346bf558296966a44277bfd93412c6da6 from qemu
2018-03-03 14:22:12 -05:00
..
arm_ldst.h Fix Thumb-1 BE32 execution and disassembly. 2018-03-02 00:20:11 -05:00
arm-powerctl.c ARM: Factor out ARM on/off PSCI control functions 2018-03-01 23:31:47 -05:00
arm-powerctl.h ARM: Factor out ARM on/off PSCI control functions 2018-03-01 23:31:47 -05:00
cpu64.c target-arm: Enable EL2 feature bit on A53 and A57 2018-03-01 23:36:44 -05:00
cpu-qom.h
cpu.c target/arm: add data cache invalidation cp15 instruction to cortex-r5 2018-03-02 20:04:20 -05:00
cpu.h armv7m: Check exception return consistency 2018-03-02 19:59:18 -05:00
crypto_helper.c
helper-a64.c
helper-a64.h
helper.c armv7m: Raise correct kind of UsageFault for attempts to execute ARM code 2018-03-02 20:00:58 -05:00
helper.h
internals.h arm: Move excnames[] array into arm_log_exceptions() 2018-03-02 14:39:37 -05:00
iwmmxt_helper.c
kvm-consts.h arm: better stub version for MISMATCH_CHECK 2018-03-02 00:13:45 -05:00
Makefile.objs ARM: Factor out ARM on/off PSCI control functions 2018-03-01 23:31:47 -05:00
neon_helper.c
op_addsub.h
op_helper.c arm: Add support for M profile CPUs having different MMU index semantics 2018-03-02 18:59:13 -05:00
psci.c target/arm/psci.c: If EL2 implemented, start CPUs in EL2 2018-03-01 23:34:57 -05:00
translate-a64.c target/aarch64: optimize indirect branches 2018-03-03 14:22:12 -05:00
translate.c target/arm: optimize indirect branches 2018-03-02 21:18:15 -05:00
translate.h target/arm: optimize indirect branches 2018-03-02 21:18:15 -05:00
unicorn_aarch64.c
unicorn_arm.c
unicorn.h