wehub-resource-sync
125 lines
2.2 KiB
ArmAsm
125 lines
2.2 KiB
ArmAsm
#ifdef __aarch64__
|
|
|
|
#include "MNNAsmGlobal.h"
|
|
|
|
.text
|
|
.align 5
|
|
// void MNNGRAYToC3Fast(const unsigned char* source, unsigned char* dest, size_t count);
|
|
asm_function MNNGRAYToC3Fast
|
|
// x0: source, x1: dest, x2: count
|
|
stp d14, d15, [sp, #(-16 * 4)]!
|
|
stp d12, d13, [sp, #(16 * 1)]
|
|
stp d10, d11, [sp, #(16 * 2)]
|
|
stp d8, d9, [sp, #(16 * 3)]
|
|
|
|
L12:
|
|
cmp x2, #12
|
|
blt L8
|
|
ld1 {v0.16b, v1.16b, v2.16b, v3.16b}, [x0], #64
|
|
ld1 {v21.16b, v22.16b}, [x0], #32
|
|
sub x2, x2, #12
|
|
mov v5.16b, v0.16b
|
|
mov v6.16b, v0.16b
|
|
mov v7.16b, v0.16b
|
|
|
|
mov v9.16b, v1.16b
|
|
mov v10.16b, v1.16b
|
|
mov v11.16b, v1.16b
|
|
|
|
mov v13.16b, v2.16b
|
|
mov v14.16b, v2.16b
|
|
mov v15.16b, v2.16b
|
|
|
|
mov v17.16b, v3.16b
|
|
mov v18.16b, v3.16b
|
|
mov v19.16b, v3.16b
|
|
|
|
mov v23.16b, v21.16b
|
|
mov v24.16b, v21.16b
|
|
mov v25.16b, v21.16b
|
|
|
|
mov v27.16b, v22.16b
|
|
mov v28.16b, v22.16b
|
|
mov v29.16b, v22.16b
|
|
|
|
st3 {v5.16b, v6.16b, v7.16b}, [x1], #48
|
|
st3 {v9.16b, v10.16b, v11.16b}, [x1], #48
|
|
st3 {v13.16b, v14.16b, v15.16b}, [x1], #48
|
|
st3 {v17.16b, v18.16b, v19.16b}, [x1], #48
|
|
st3 {v23.16b, v24.16b, v25.16b}, [x1], #48
|
|
st3 {v27.16b, v28.16b, v29.16b}, [x1], #48
|
|
b L12
|
|
|
|
|
|
L8:
|
|
cmp x2, #8
|
|
blt L4
|
|
ld1 {v0.16b, v1.16b, v2.16b, v3.16b}, [x0], #64
|
|
sub x2, x2, #8
|
|
mov v5.16b, v0.16b
|
|
mov v6.16b, v0.16b
|
|
mov v7.16b, v0.16b
|
|
|
|
mov v9.16b, v1.16b
|
|
mov v10.16b, v1.16b
|
|
mov v11.16b, v1.16b
|
|
|
|
mov v13.16b, v2.16b
|
|
mov v14.16b, v2.16b
|
|
mov v15.16b, v2.16b
|
|
|
|
mov v17.16b, v3.16b
|
|
mov v18.16b, v3.16b
|
|
mov v19.16b, v3.16b
|
|
|
|
st3 {v5.16b, v6.16b, v7.16b}, [x1], #48
|
|
st3 {v9.16b, v10.16b, v11.16b}, [x1], #48
|
|
st3 {v13.16b, v14.16b, v15.16b}, [x1], #48
|
|
st3 {v17.16b, v18.16b, v19.16b}, [x1], #48
|
|
b L8
|
|
|
|
L4:
|
|
cmp x2, #4
|
|
blt L2
|
|
ld1 {v0.16b, v1.16b}, [x0], #32
|
|
sub x2, x2, #4
|
|
mov v5.16b, v0.16b
|
|
mov v6.16b, v0.16b
|
|
mov v7.16b, v0.16b
|
|
|
|
mov v9.16b, v1.16b
|
|
mov v10.16b, v1.16b
|
|
mov v11.16b, v1.16b
|
|
|
|
st3 {v5.16b, v6.16b, v7.16b}, [x1], #48
|
|
st3 {v9.16b, v10.16b, v11.16b}, [x1], #48
|
|
b L4
|
|
|
|
L2:
|
|
cmp x2, #2
|
|
blt L1
|
|
ld1 {v0.16b}, [x0], #16
|
|
mov v5.16b, v0.16b
|
|
mov v6.16b, v0.16b
|
|
mov v7.16b, v0.16b
|
|
sub x2, x2, #2
|
|
st3 {v5.16b, v6.16b, v7.16b}, [x1], #48
|
|
b L2
|
|
|
|
L1:
|
|
cmp x2, #1
|
|
blt End
|
|
ld1 {v0.8b}, [x0], #8
|
|
mov v5.8b, v0.8b
|
|
mov v6.8b, v0.8b
|
|
mov v7.8b, v0.8b
|
|
st3 {v5.8b, v6.8b, v7.8b}, [x1], #24
|
|
|
|
End:
|
|
ldp d8, d9, [sp, #(16 * 3)]
|
|
ldp d10, d11, [sp, #(16 * 2)]
|
|
ldp d12, d13, [sp, #(16 * 1)]
|
|
ldp d14, d15, [sp], #(16 * 4)
|
|
ret
|
|
#endif
|