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userland: add assembly support

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Move arm assembly cheat here, and start some work on x86 cheat as well.
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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
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41
userland/arch/arm/vcvta.S Normal file
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/* https://github.com/cirosantilli/arm-assembly-cheat#vcvta */
#include "common.h"
ENTRY
/* SIMD positive. */
.data
vcvta_positive_0: .float 1.25, 2.5, 3.75, 4.0
vcvta_positive_expect: .word 1, 3, 4, 4
.bss
vcvta_positive_result: .skip 0x10
.text
ldr r0, =vcvta_positive_0
vld1.32 {q0}, [r0]
vcvta.u32.f32 q1, q0
ldr r0, =vcvta_positive_result
vst1.32 {q1}, [r0]
ASSERT_MEMCMP(
vcvta_positive_result,
vcvta_positive_expect,
0x10
)
/* SIMD negative. */
.data
vcvta_negative_0: .float -1.25, -2.5, -3.75, -4.0
vcvta_negative_expect: .word -1, -3, -4, -4
.bss
vcvta_negative_result: .skip 0x10
.text
ldr r0, =vcvta_negative_0
vld1.32 {q0}, [r0]
vcvta.s32.f32 q1, q0
ldr r0, =vcvta_negative_result
vst1.32 {q1}, [r0]
ASSERT_MEMCMP(
vcvta_negative_result,
vcvta_negative_expect,
0x10
)
EXIT