userland: add assembly support

Move arm assembly cheat here, and start some work on x86 cheat as well.
This commit is contained in:
Ciro Santilli 六四事件 法轮功
2019-03-22 00:00:00 +00:00
parent 4943c9ed2e
commit 287c83f3f9
117 changed files with 3870 additions and 547 deletions

View File

@@ -0,0 +1,26 @@
/* https://github.com/cirosantilli/arm-assembly-cheat#simd-interleaving */
#include "common.h"
ENTRY
.data
u32_interleave: .word \
0x11111111, 0x55555555, \
0x22222222, 0x66666666, \
0x33333333, 0x77777777, \
0x44444444, 0x88888888
u32_interleave_sum_expect: .word \
0x66666666, \
0x88888888, \
0xAAAAAAAA, \
0xCCCCCCCC
.bss
u32_interleave_sum: .skip 16
.text
adr x0, u32_interleave
ld2 {v0.4s, v1.4s}, [x0]
add v2.4s, v0.4s, v1.4s
adr x0, u32_interleave_sum
st1 {v2.4s}, [x0]
ASSERT_MEMCMP(u32_interleave_sum, u32_interleave_sum_expect, 0x10)
EXIT