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Some more Neon updates: 180 degress. 

SVN revision: 49692
This commit is contained in:
Brett Nash 2010-06-16 09:02:09 +00:00
parent a90bb64143
commit 4d591c3148
1 changed files with 215 additions and 1 deletions
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216
legacy/evas/src/lib/engines/common/evas_blit_main.c
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@ -14,10 +14,12 @@ static void evas_common_copy_pixels_c (DATA32 *src, DATA32 *dst, int len)
static void evas_common_copy_pixels_mmx (DATA32 *src, DATA32 *dst, int len);
static void evas_common_copy_pixels_mmx2 (DATA32 *src, DATA32 *dst, int len);
static void evas_common_copy_pixels_sse/*NB*/ (DATA32 *src, DATA32 *dst, int len);
static void evas_common_copy_pixels_neon (DATA32 *src, DATA32 *dst, int len);
static void evas_common_copy_pixels_rev_c (DATA32 *src, DATA32 *dst, int len);
static void evas_common_copy_pixels_rev_mmx (DATA32 *src, DATA32 *dst, int len);
static void evas_common_copy_pixels_rev_sse/*NB*/ (DATA32 *src, DATA32 *dst, int len);
static void evas_common_copy_pixels_rev_neon (DATA32 *src, DATA32 *dst, int len);
static void evas_common_copy_rev_pixels_c (DATA32 *src, DATA32 *dst, int len);
@ -129,6 +131,110 @@ evas_common_copy_rev_pixels_c(DATA32 *src, DATA32 *dst, int len)
*dst++ = *src--;
}
#ifdef BUILD_NEON
static void
evas_common_copy_pixels_rev_neon(DATA32 *src, DATA32 *dst, int len)
{
uint32_t *tmp = (void *)37;
#define AP "evas_common_copy_rev_pixels_neon_"
asm volatile (
// Can we do 32 byte?
"andS %[tmp], %[d], $0x1f \n\t"
"beq "AP"quadstart \n\t"
// Can we do at least 16 byte?
"andS %[tmp], %[d], $0x4 \n\t"
"beq "AP"dualstart \n\t"
// Only once
AP"singleloop: \n\t"
"sub %[s], #4 \n\t"
"vld1.32 d0[0], [%[s]] \n\t"
"vst1.32 d0[0], [%[d]]! \n\t"
// Up to 3 times
AP"dualstart: \n\t"
"sub %[tmp], %[e], %[d] \n\t"
"cmp %[tmp], #31 \n\t"
"blt "AP"loopout \n\t"
"andS %[tmp], %[d], $0x1f \n\t"
"beq "AP"quadstart \n\t"
AP"dualloop: \n\t"
"sub %[s], #8 \n\t"
"vldm %[s], {d0} \n\t"
"vrev64.32 d1, d0 \n\t"
"vstm %[d]!, {d1} \n\t"
"andS %[tmp], %[d], $0x1f \n\t"
"bne "AP"dualloop \n\t"
AP"quadstart: \n\t"
"sub %[tmp], %[e], %[d] \n\t"
"cmp %[tmp], #32 \n\t"
"blt "AP"loopout \n\t"
"sub %[tmp],%[e],#32 \n\t"
AP "quadloop: \n\t"
"sub %[s], #32 \n\t"
"vldm %[s], {d0,d1,d2,d3} \n\t"
"vrev64.32 d7,d0 \n\t"
"vrev64.32 d6,d1 \n\t"
"vrev64.32 d5,d2 \n\t"
"vrev64.32 d4,d3 \n\t"
"vstm %[d]!, {d4,d5,d6,d7} \n\t"
"cmp %[tmp], %[d] \n\t"
"bhi "AP"quadloop \n\t"
AP "loopout: \n\t"
"cmp %[d], %[e] \n\t"
"beq "AP"done \n\t"
"sub %[tmp],%[e], %[d] \n\t"
"cmp %[tmp],$0x04 \n\t"
"beq "AP"singleloop2 \n\t"
AP "dualloop2: \n\t"
"sub %[tmp],%[e],$0x7 \n\t"
AP "dualloop2int: \n\t"
"sub %[s], #8 \n\t"
"vldm %[s], {d0} \n\t"
"vrev64.32 d1,d0 \n\t"
"vstm %[d]!, {d1} \n\t"
"cmp %[tmp], %[d] \n\t"
"bhi "AP"dualloop2int \n\t"
// Single ??
"cmp %[e], %[d] \n\t"
"beq "AP"done \n\t"
AP "singleloop2: \n\t"
"sub %[s], #4 \n\t"
"vld1.32 d0[0], [%[s]] \n\t"
"vst1.32 d0[0], [%[d]] \n\t"
AP "done:\n\t"
: // No output regs
// Input
: [s] "r" (src + len), [e] "r" (dst + len), [d] "r" (dst),[tmp] "r" (tmp)
// Clobbered
: "q0","q1","q2","q3","0","1","memory"
);
#undef AP
}
#endif
#ifdef BUILD_C
static void
evas_common_copy_pixels_c(DATA32 *src, DATA32 *dst, int len)
@ -226,6 +332,97 @@ evas_common_copy_pixels_mmx2(DATA32 *src, DATA32 *dst, int len)
}
#endif
#ifdef BUILD_NEON
static void
evas_common_copy_pixels_neon(DATA32 *src, DATA32 *dst, int len){
uint32_t *e,*tmp = (void *)37;
e = dst + len;
#define AP "evas_common_copy_pixels_neon_"
asm volatile (
// Can we do 32 byte?
"andS %[tmp], %[d], $0x1f \n\t"
"beq "AP"quadstart \n\t"
// Can we do at least 16 byte?
"andS %[tmp], %[d], $0x4 \n\t"
"beq "AP"dualstart \n\t"
// Only once
AP"singleloop: \n\t"
"vld1.32 d0[0], [%[s]]! \n\t"
"vst1.32 d0[0], [%[d]]! \n\t"
// Up to 3 times
AP"dualstart: \n\t"
"sub %[tmp], %[e], %[d] \n\t"
"cmp %[tmp], #31 \n\t"
"blt "AP"loopout \n\t"
"andS %[tmp], %[d], $0x1f \n\t"
"beq "AP"quadstart \n\t"
AP"dualloop: \n\t"
"vldm %[s]!, {d0} \n\t"
"vstm %[d]!, {d0} \n\t"
"andS %[tmp], %[d], $0x1f \n\t"
"bne "AP"dualloop \n\t"
AP"quadstart: \n\t"
"sub %[tmp], %[e], %[d] \n\t"
"cmp %[tmp], #64 \n\t"
"blt "AP"loopout \n\t"
"sub %[tmp],%[e],#63 \n\t"
AP "quadloop: \n\t"
"vldm %[s]!, {d0,d1,d2,d3} \n\t"
"vldm %[s]!, {d4,d5,d6,d7} \n\t"
"vstm %[d]!, {d0,d1,d2,d3} \n\t"
"vstm %[d]!, {d4,d5,d6,d7} \n\t"
"cmp %[tmp], %[d] \n\t"
"bhi "AP"quadloop \n\t"
AP "loopout: \n\t"
"cmp %[d], %[e] \n\t"
"beq "AP"done \n\t"
"sub %[tmp],%[e], %[d] \n\t"
"cmp %[tmp],$0x04 \n\t"
"beq "AP"singleloop2 \n\t"
AP "dualloop2: \n\t"
"sub %[tmp],%[e],$0x7 \n\t"
AP "dualloop2int: \n\t"
"vldm %[s]!, {d0} \n\t"
"vstm %[d]!, {d0} \n\t"
"cmp %[tmp], %[d] \n\t"
"bhi "AP"dualloop2int \n\t"
// Single ??
"cmp %[e], %[d] \n\t"
"beq "AP"done \n\t"
AP "singleloop2: \n\t"
"vld1.32 d0[0], [%[s]] \n\t"
"vst1.32 d0[0], [%[d]] \n\t"
AP "done:\n\t"
: // No output regs
// Input
: [s] "r" (src), [e] "r" (e), [d] "r" (dst),[tmp] "r" (tmp)
// Clobbered
: "q0","q1","q2","q3","memory"
);
#undef AP
}
#endif /* BUILD_NEON */
#ifdef BUILD_SSE
static void
evas_common_copy_pixels_sse(DATA32 *src, DATA32 *dst, int len)
@ -412,8 +609,16 @@ evas_common_draw_func_copy_get(int pixels, int reverse)
if (evas_common_cpu_has_feature(CPU_FEATURE_MMX))
return evas_common_copy_pixels_rev_mmx;
#endif
#ifdef BUILD_NEON
# if defined(BUILD_SSE) || defined(BUILD_MMX)
else
# endif
if (evas_common_cpu_has_feature(CPU_FEATURE_NEON))
return evas_common_copy_pixels_rev_neon;
#endif
#ifdef BUILD_C
# ifdef BUILD_MMX
# if defined(BUILD_MMX) || defined(BUILD_NEON)
else
# endif
return evas_common_copy_pixels_rev_c;
@ -441,6 +646,15 @@ evas_common_draw_func_copy_get(int pixels, int reverse)
else
# endif
#endif
# ifdef BUILD_NEON
# ifdef BUILD_C
if (evas_common_cpu_has_feature(CPU_FEATURE_NEON))
# endif
return evas_common_copy_pixels_neon;
# ifdef BUILD_SSE
else
# endif
#endif
#ifdef BUILD_MMX
# ifdef BUILD_C
if (evas_common_cpu_has_feature(CPU_FEATURE_MMX))