diff options
Diffstat (limited to 'plugins/gpu_neon/psx_gpu/psx_gpu_arm_neon.S')
| -rw-r--r-- | plugins/gpu_neon/psx_gpu/psx_gpu_arm_neon.S | 35 |
1 files changed, 35 insertions, 0 deletions
diff --git a/plugins/gpu_neon/psx_gpu/psx_gpu_arm_neon.S b/plugins/gpu_neon/psx_gpu/psx_gpu_arm_neon.S index 3239412..87a14f6 100644 --- a/plugins/gpu_neon/psx_gpu/psx_gpu_arm_neon.S +++ b/plugins/gpu_neon/psx_gpu/psx_gpu_arm_neon.S @@ -5410,3 +5410,38 @@ function(update_texture_8bpp_cache_slice) vpop { q0 - q3 } ldmia sp!, { r4 - r11, pc } + +/* void scale2x_tiles8(void *dst, const void *src, int w8, int h) */ +function(scale2x_tiles8) + push { r4, r14 } + + mov r4, r1 + add r12, r0, #1024*2 + mov r14, r2 + +0: + vld1.u16 { q0 }, [ r1, :128 ]! + vld1.u16 { q2 }, [ r1, :128 ]! + vmov q1, q0 + vmov q3, q2 + vzip.16 q0, q1 + vzip.16 q2, q3 + subs r14, #2 + vst1.u16 { q0, q1 }, [ r0, :128 ]! + vst1.u16 { q0, q1 }, [ r12, :128 ]! + blt 1f + vst1.u16 { q2, q3 }, [ r0, :128 ]! + vst1.u16 { q2, q3 }, [ r12, :128 ]! + bgt 0b +1: + subs r3, #1 + mov r14, r2 + add r0, #1024*2*2 + add r4, #1024*2 + sub r0, r2, lsl #4+1 + mov r1, r4 + add r12, r0, #1024*2 + bgt 0b + nop + + pop { r4, pc } |