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MIPS: dspr2: added optimization for functions SSEAxB

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list of optimized functions: SSE16x16, SSE8x8, SSE16x8, SSE4x4

Change-Id: Ie99e7cdd73b0d4ff855977315a5d0db9ffaa5f04
This commit is contained in:
Djordje Pesut
2015-01-08 13:38:20 +01:00
parent 9241ecf45d
commit 012d2c60fa
1 changed files with 123 additions and 0 deletions
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123
src/dsp/enc_mips_dsp_r2.c
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@@ -20,6 +20,10 @@
#include "../enc/cost.h"
#include "../enc/vp8enci.h"
#if defined(__GNUC__) && defined(__ANDROID__) && LOCAL_GCC_VERSION == 0x409
#define WORK_AROUND_GCC
#endif
static const int kC1 = 20091 + (1 << 16);
static const int kC2 = 35468;
@@ -1054,6 +1058,119 @@ static void Intra4Preds(uint8_t* dst, const uint8_t* top) {
HU4(I4HU4 + dst, top);
}
//------------------------------------------------------------------------------
// Metric
#if !defined(WORK_AROUND_GCC)
#define GET_SSE_INNER(A) \
"lw %[temp0], "#A"(%[a]) \n\t" \
"lw %[temp1], "#A"(%[b]) \n\t" \
"preceu.ph.qbr %[temp2], %[temp0] \n\t" \
"preceu.ph.qbl %[temp0], %[temp0] \n\t" \
"preceu.ph.qbr %[temp3], %[temp1] \n\t" \
"preceu.ph.qbl %[temp1], %[temp1] \n\t" \
"subq.ph %[temp2], %[temp2], %[temp3] \n\t" \
"subq.ph %[temp0], %[temp0], %[temp1] \n\t" \
"dpa.w.ph $ac0, %[temp2], %[temp2] \n\t" \
"dpa.w.ph $ac0, %[temp0], %[temp0] \n\t"
#define GET_SSE(A, B, C, D) \
GET_SSE_INNER(A) \
GET_SSE_INNER(B) \
GET_SSE_INNER(C) \
GET_SSE_INNER(D)
static int SSE16x16(const uint8_t* a, const uint8_t* b) {
int count;
int temp0, temp1, temp2, temp3;
__asm__ volatile (
"mult $zero, $zero \n\t"
GET_SSE( 0 * BPS, 4 + 0 * BPS, 8 + 0 * BPS, 12 + 0 * BPS)
GET_SSE( 1 * BPS, 4 + 1 * BPS, 8 + 1 * BPS, 12 + 1 * BPS)
GET_SSE( 2 * BPS, 4 + 2 * BPS, 8 + 2 * BPS, 12 + 2 * BPS)
GET_SSE( 3 * BPS, 4 + 3 * BPS, 8 + 3 * BPS, 12 + 3 * BPS)
GET_SSE( 4 * BPS, 4 + 4 * BPS, 8 + 4 * BPS, 12 + 4 * BPS)
GET_SSE( 5 * BPS, 4 + 5 * BPS, 8 + 5 * BPS, 12 + 5 * BPS)
GET_SSE( 6 * BPS, 4 + 6 * BPS, 8 + 6 * BPS, 12 + 6 * BPS)
GET_SSE( 7 * BPS, 4 + 7 * BPS, 8 + 7 * BPS, 12 + 7 * BPS)
GET_SSE( 8 * BPS, 4 + 8 * BPS, 8 + 8 * BPS, 12 + 8 * BPS)
GET_SSE( 9 * BPS, 4 + 9 * BPS, 8 + 9 * BPS, 12 + 9 * BPS)
GET_SSE(10 * BPS, 4 + 10 * BPS, 8 + 10 * BPS, 12 + 10 * BPS)
GET_SSE(11 * BPS, 4 + 11 * BPS, 8 + 11 * BPS, 12 + 11 * BPS)
GET_SSE(12 * BPS, 4 + 12 * BPS, 8 + 12 * BPS, 12 + 12 * BPS)
GET_SSE(13 * BPS, 4 + 13 * BPS, 8 + 13 * BPS, 12 + 13 * BPS)
GET_SSE(14 * BPS, 4 + 14 * BPS, 8 + 14 * BPS, 12 + 14 * BPS)
GET_SSE(15 * BPS, 4 + 15 * BPS, 8 + 15 * BPS, 12 + 15 * BPS)
"mflo %[count] \n\t"
: [temp0]"=&r"(temp0), [temp1]"=&r"(temp1), [temp2]"=&r"(temp2),
[temp3]"=&r"(temp3), [count]"=&r"(count)
: [a]"r"(a), [b]"r"(b)
: "memory", "hi", "lo"
);
return count;
}
static int SSE16x8(const uint8_t* a, const uint8_t* b) {
int count;
int temp0, temp1, temp2, temp3;
__asm__ volatile (
"mult $zero, $zero \n\t"
GET_SSE( 0 * BPS, 4 + 0 * BPS, 8 + 0 * BPS, 12 + 0 * BPS)
GET_SSE( 1 * BPS, 4 + 1 * BPS, 8 + 1 * BPS, 12 + 1 * BPS)
GET_SSE( 2 * BPS, 4 + 2 * BPS, 8 + 2 * BPS, 12 + 2 * BPS)
GET_SSE( 3 * BPS, 4 + 3 * BPS, 8 + 3 * BPS, 12 + 3 * BPS)
GET_SSE( 4 * BPS, 4 + 4 * BPS, 8 + 4 * BPS, 12 + 4 * BPS)
GET_SSE( 5 * BPS, 4 + 5 * BPS, 8 + 5 * BPS, 12 + 5 * BPS)
GET_SSE( 6 * BPS, 4 + 6 * BPS, 8 + 6 * BPS, 12 + 6 * BPS)
GET_SSE( 7 * BPS, 4 + 7 * BPS, 8 + 7 * BPS, 12 + 7 * BPS)
"mflo %[count] \n\t"
: [temp0]"=&r"(temp0), [temp1]"=&r"(temp1), [temp2]"=&r"(temp2),
[temp3]"=&r"(temp3), [count]"=&r"(count)
: [a]"r"(a), [b]"r"(b)
: "memory", "hi", "lo"
);
return count;
}
static int SSE8x8(const uint8_t* a, const uint8_t* b) {
int count;
int temp0, temp1, temp2, temp3;
__asm__ volatile (
"mult $zero, $zero \n\t"
GET_SSE(0 * BPS, 4 + 0 * BPS, 1 * BPS, 4 + 1 * BPS)
GET_SSE(2 * BPS, 4 + 2 * BPS, 3 * BPS, 4 + 3 * BPS)
GET_SSE(4 * BPS, 4 + 4 * BPS, 5 * BPS, 4 + 5 * BPS)
GET_SSE(6 * BPS, 4 + 6 * BPS, 7 * BPS, 4 + 7 * BPS)
"mflo %[count] \n\t"
: [temp0]"=&r"(temp0), [temp1]"=&r"(temp1), [temp2]"=&r"(temp2),
[temp3]"=&r"(temp3), [count]"=&r"(count)
: [a]"r"(a), [b]"r"(b)
: "memory", "hi", "lo"
);
return count;
}
static int SSE4x4(const uint8_t* a, const uint8_t* b) {
int count;
int temp0, temp1, temp2, temp3;
__asm__ volatile (
"mult $zero, $zero \n\t"
GET_SSE(0 * BPS, 1 * BPS, 2 * BPS, 3 * BPS)
"mflo %[count] \n\t"
: [temp0]"=&r"(temp0), [temp1]"=&r"(temp1), [temp2]"=&r"(temp2),
[temp3]"=&r"(temp3), [count]"=&r"(count)
: [a]"r"(a), [b]"r"(b)
: "memory", "hi", "lo"
);
return count;
}
#undef GET_SSE
#undef GET_SSE_INNER
#endif // WORK_AROUND_GCC
#undef FILL_8_OR_16
#undef FILL_PART
#undef OUTPUT_EARLY_CLOBBER_REGS_17
@@ -1077,5 +1194,11 @@ WEBP_TSAN_IGNORE_FUNCTION void VP8EncDspInitMIPSdspR2(void) {
VP8EncPredLuma16 = Intra16Preds;
VP8EncPredChroma8 = IntraChromaPreds;
VP8EncPredLuma4 = Intra4Preds;
#if !defined(WORK_AROUND_GCC)
VP8SSE16x16 = SSE16x16;
VP8SSE8x8 = SSE8x8;
VP8SSE16x8 = SSE16x8;
VP8SSE4x4 = SSE4x4;
#endif
#endif // WEBP_USE_MIPS_DSP_R2
}