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MIPS: dspr2: added otpimization for DC8uv, DC8uvNoTop and DC8uvNoLeft

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added macros for load/store

Change-Id: I151d4d49bf1fab87fc3a82cb8e8e0835fe10b690
This commit is contained in:
Djordje Pesut 2015-02-18 16:23:39 +01:00
parent 73ba29158f
commit eddb7e70be
1 changed files with 139 additions and 30 deletions
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169
src/dsp/dec_mips_dsp_r2.c
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@ -542,6 +542,17 @@ static void SimpleVFilter16(uint8_t* p, int stride, int thresh) {
);
}
// TEMP0 = SRC[A + A1 * BPS]
// TEMP1 = SRC[B + B1 * BPS]
// TEMP2 = SRC[C + C1 * BPS]
// TEMP3 = SRC[D + D1 * BPS]
#define LOAD_4_BYTES(TEMP0, TEMP1, TEMP2, TEMP3, \
A, A1, B, B1, C, C1, D, D1, SRC) \
"lbu %["#TEMP0"], "#A"+"#A1"*"XSTR(BPS)"(%["#SRC"]) \n\t" \
"lbu %["#TEMP1"], "#B"+"#B1"*"XSTR(BPS)"(%["#SRC"]) \n\t" \
"lbu %["#TEMP2"], "#C"+"#C1"*"XSTR(BPS)"(%["#SRC"]) \n\t" \
"lbu %["#TEMP3"], "#D"+"#D1"*"XSTR(BPS)"(%["#SRC"]) \n\t" \
static void SimpleHFilter16(uint8_t* p, int stride, int thresh) {
int i;
const int thresh2 = 2 * thresh + 1;
@ -551,10 +562,7 @@ static void SimpleHFilter16(uint8_t* p, int stride, int thresh) {
".set noreorder \n\t"
"li %[i], 16 \n\t"
"0: \n\t"
"lbu %[temp0], -2(%[p]) \n\t"
"lbu %[temp1], -1(%[p]) \n\t"
"lbu %[temp2], 0(%[p]) \n\t"
"lbu %[temp3], 1(%[p]) \n\t"
LOAD_4_BYTES(temp0, temp1, temp2, temp3, -2, 0, -1, 0, 0, 0, 1, 0, p)
"subu %[temp7], %[temp1], %[temp2] \n\t"
"subu %[temp6], %[temp0], %[temp3] \n\t"
"absq_s.w %[temp4], %[temp7] \n\t"
@ -612,6 +620,12 @@ static void SimpleHFilter16i(uint8_t* p, int stride, int thresh) {
}
}
// DST[A * BPS] = TEMP0
// DST[B + C * BPS] = TEMP1
#define STORE_8_BYTES(TEMP0, TEMP1, A, B, C, DST) \
"usw %["#TEMP0"], "#A"*"XSTR(BPS)"(%["#DST"]) \n\t" \
"usw %["#TEMP1"], "#B"+"#C"*"XSTR(BPS)"(%["#DST"]) \n\t"
static void VE4(uint8_t* dst) { // vertical
const uint8_t* top = dst - BPS;
int temp0, temp1, temp2, temp3, temp4, temp5, temp6;
@ -632,10 +646,8 @@ static void VE4(uint8_t* dst) { // vertical
"shra_r.ph %[temp2], %[temp2], 2 \n\t"
"shra_r.ph %[temp6], %[temp6], 2 \n\t"
"precr.qb.ph %[temp4], %[temp6], %[temp2] \n\t"
"usw %[temp4], 0*"XSTR(BPS)"(%[dst]) \n\t"
"usw %[temp4], 1*"XSTR(BPS)"(%[dst]) \n\t"
"usw %[temp4], 2*"XSTR(BPS)"(%[dst]) \n\t"
"usw %[temp4], 3*"XSTR(BPS)"(%[dst]) \n\t"
STORE_8_BYTES(temp4, temp4, 0, 0, 1, dst)
STORE_8_BYTES(temp4, temp4, 2, 0, 3, dst)
: [temp0]"=&r"(temp0), [temp1]"=&r"(temp1), [temp2]"=&r"(temp2),
[temp3]"=&r"(temp3), [temp4]"=&r"(temp4), [temp5]"=&r"(temp5),
[temp6]"=&r"(temp6)
@ -648,10 +660,7 @@ static void DC4(uint8_t* dst) { // DC
int temp0, temp1, temp2, temp3, temp4;
__asm__ volatile (
"ulw %[temp0], -1*"XSTR(BPS)"(%[dst]) \n\t"
"lbu %[temp1], -1+0*"XSTR(BPS)"(%[dst]) \n\t"
"lbu %[temp2], -1+1*"XSTR(BPS)"(%[dst]) \n\t"
"lbu %[temp3], -1+2*"XSTR(BPS)"(%[dst]) \n\t"
"lbu %[temp4], -1+3*"XSTR(BPS)"(%[dst]) \n\t"
LOAD_4_BYTES(temp1, temp2, temp3, temp4, -1, 0, -1, 1, -1, 2, -1, 3, dst)
"ins %[temp1], %[temp2], 8, 8 \n\t"
"ins %[temp1], %[temp3], 16, 8 \n\t"
"ins %[temp1], %[temp4], 24, 8 \n\t"
@ -660,10 +669,8 @@ static void DC4(uint8_t* dst) { // DC
"addu %[temp0], %[temp0], %[temp1] \n\t"
"shra_r.w %[temp0], %[temp0], 3 \n\t"
"replv.qb %[temp0], %[temp0] \n\t"
"usw %[temp0], 0*"XSTR(BPS)"(%[dst]) \n\t"
"usw %[temp0], 1*"XSTR(BPS)"(%[dst]) \n\t"
"usw %[temp0], 2*"XSTR(BPS)"(%[dst]) \n\t"
"usw %[temp0], 3*"XSTR(BPS)"(%[dst]) \n\t"
STORE_8_BYTES(temp0, temp0, 0, 0, 1, dst)
STORE_8_BYTES(temp0, temp0, 2, 0, 3, dst)
: [temp0]"=&r"(temp0), [temp1]"=&r"(temp1), [temp2]"=&r"(temp2),
[temp3]"=&r"(temp3), [temp4]"=&r"(temp4)
: [dst]"r"(dst)
@ -675,10 +682,7 @@ static void RD4(uint8_t* dst) { // Down-right
int temp0, temp1, temp2, temp3, temp4;
int temp5, temp6, temp7, temp8;
__asm__ volatile (
"lbu %[temp0], -1+0*"XSTR(BPS)"(%[dst]) \n\t"
"lbu %[temp1], -1+1*"XSTR(BPS)"(%[dst]) \n\t"
"lbu %[temp2], -1+2*"XSTR(BPS)"(%[dst]) \n\t"
"lbu %[temp3], -1+3*"XSTR(BPS)"(%[dst]) \n\t"
LOAD_4_BYTES(temp0, temp1, temp2, temp3, -1, 0, -1, 1, -1, 2, -1, 3, dst)
"ulw %[temp7], -1-"XSTR(BPS)"(%[dst]) \n\t"
"ins %[temp1], %[temp0], 16, 16 \n\t"
"preceu.ph.qbr %[temp5], %[temp7] \n\t"
@ -706,12 +710,10 @@ static void RD4(uint8_t* dst) { // Down-right
"raddu.w.qb %[temp4], %[temp7] \n\t"
"precr.qb.ph %[temp6], %[temp8], %[temp1] \n\t"
"shra_r.w %[temp4], %[temp4], 2 \n\t"
"usw %[temp2], 3*"XSTR(BPS)"(%[dst]) \n\t"
"usw %[temp6], 1*"XSTR(BPS)"(%[dst]) \n\t"
STORE_8_BYTES(temp2, temp6, 3, 0, 1, dst)
"prepend %[temp2], %[temp8], 8 \n\t"
"prepend %[temp6], %[temp4], 8 \n\t"
"usw %[temp2], 2*"XSTR(BPS)"(%[dst]) \n\t"
"usw %[temp6], 0*"XSTR(BPS)"(%[dst]) \n\t"
STORE_8_BYTES(temp2, temp6, 2, 0, 0, dst)
: [temp0]"=&r"(temp0), [temp1]"=&r"(temp1), [temp2]"=&r"(temp2),
[temp3]"=&r"(temp3), [temp4]"=&r"(temp4), [temp5]"=&r"(temp5),
[temp6]"=&r"(temp6), [temp7]"=&r"(temp7), [temp8]"=&r"(temp8)
@ -720,12 +722,17 @@ static void RD4(uint8_t* dst) { // Down-right
);
}
// TEMP0 = SRC[A * BPS]
// TEMP1 = SRC[B + C * BPS]
#define LOAD_8_BYTES(TEMP0, TEMP1, A, B, C, SRC) \
"ulw %["#TEMP0"], "#A"*"XSTR(BPS)"(%["#SRC"]) \n\t" \
"ulw %["#TEMP1"], "#B"+"#C"*"XSTR(BPS)"(%["#SRC"]) \n\t"
static void LD4(uint8_t* dst) { // Down-Left
int temp0, temp1, temp2, temp3, temp4;
int temp5, temp6, temp7, temp8, temp9;
__asm__ volatile (
"ulw %[temp0], 1*"XSTR(-BPS)"(%[dst]) \n\t"
"ulw %[temp1], 4+1*"XSTR(-BPS)"(%[dst]) \n\t"
LOAD_8_BYTES(temp0, temp1, -1, 4, -1, dst)
"preceu.ph.qbl %[temp2], %[temp0] \n\t"
"preceu.ph.qbr %[temp3], %[temp0] \n\t"
"preceu.ph.qbr %[temp4], %[temp1] \n\t"
@ -752,12 +759,10 @@ static void LD4(uint8_t* dst) { // Down-Left
"precr.qb.ph %[temp3], %[temp0], %[temp3] \n\t"
"addu %[temp1], %[temp1], %[temp5] \n\t"
"shra_r.w %[temp1], %[temp1], 2 \n\t"
"usw %[temp9], 0*"XSTR(BPS)"(%[dst]) \n\t"
"usw %[temp3], 2*"XSTR(BPS)"(%[dst]) \n\t"
STORE_8_BYTES(temp9, temp3, 0, 0, 2, dst)
"prepend %[temp9], %[temp0], 8 \n\t"
"prepend %[temp3], %[temp1], 8 \n\t"
"usw %[temp9], 1*"XSTR(BPS)"(%[dst]) \n\t"
"usw %[temp3], 3*"XSTR(BPS)"(%[dst]) \n\t"
STORE_8_BYTES(temp9, temp3, 1, 0, 3, dst)
: [temp0]"=&r"(temp0), [temp1]"=&r"(temp1), [temp2]"=&r"(temp2),
[temp3]"=&r"(temp3), [temp4]"=&r"(temp4), [temp5]"=&r"(temp5),
[temp6]"=&r"(temp6), [temp7]"=&r"(temp7), [temp8]"=&r"(temp8),
@ -767,6 +772,104 @@ static void LD4(uint8_t* dst) { // Down-Left
);
}
//------------------------------------------------------------------------------
// Chroma
static void DC8uv(uint8_t* dst) { // DC
int temp0, temp1, temp2, temp3, temp4;
int temp5, temp6, temp7, temp8, temp9;
__asm__ volatile (
LOAD_8_BYTES(temp0, temp1, -1, 4, -1, dst)
LOAD_4_BYTES(temp2, temp3, temp4, temp5, -1, 0, -1, 1, -1, 2, -1, 3, dst)
LOAD_4_BYTES(temp6, temp7, temp8, temp9, -1, 4, -1, 5, -1, 6, -1, 7, dst)
"raddu.w.qb %[temp0], %[temp0] \n\t"
"raddu.w.qb %[temp1], %[temp1] \n\t"
"addu %[temp2], %[temp2], %[temp3] \n\t"
"addu %[temp4], %[temp4], %[temp5] \n\t"
"addu %[temp6], %[temp6], %[temp7] \n\t"
"addu %[temp8], %[temp8], %[temp9] \n\t"
"addu %[temp0], %[temp0], %[temp1] \n\t"
"addu %[temp2], %[temp2], %[temp4] \n\t"
"addu %[temp6], %[temp6], %[temp8] \n\t"
"addu %[temp0], %[temp0], %[temp2] \n\t"
"addu %[temp0], %[temp0], %[temp6] \n\t"
"shra_r.w %[temp0], %[temp0], 4 \n\t"
"replv.qb %[temp0], %[temp0] \n\t"
STORE_8_BYTES(temp0, temp0, 0, 4, 0, dst)
STORE_8_BYTES(temp0, temp0, 1, 4, 1, dst)
STORE_8_BYTES(temp0, temp0, 2, 4, 2, dst)
STORE_8_BYTES(temp0, temp0, 3, 4, 3, dst)
STORE_8_BYTES(temp0, temp0, 4, 4, 4, dst)
STORE_8_BYTES(temp0, temp0, 5, 4, 5, dst)
STORE_8_BYTES(temp0, temp0, 6, 4, 6, dst)
STORE_8_BYTES(temp0, temp0, 7, 4, 7, dst)
: [temp0]"=&r"(temp0), [temp1]"=&r"(temp1), [temp2]"=&r"(temp2),
[temp3]"=&r"(temp3), [temp4]"=&r"(temp4), [temp5]"=&r"(temp5),
[temp6]"=&r"(temp6), [temp7]"=&r"(temp7), [temp8]"=&r"(temp8),
[temp9]"=&r"(temp9)
: [dst]"r"(dst)
: "memory"
);
}
static void DC8uvNoLeft(uint8_t* dst) { // DC with no left samples
int temp0, temp1;
__asm__ volatile (
LOAD_8_BYTES(temp0, temp1, -1, 4, -1, dst)
"raddu.w.qb %[temp0], %[temp0] \n\t"
"raddu.w.qb %[temp1], %[temp1] \n\t"
"addu %[temp0], %[temp0], %[temp1] \n\t"
"shra_r.w %[temp0], %[temp0], 3 \n\t"
"replv.qb %[temp0], %[temp0] \n\t"
STORE_8_BYTES(temp0, temp0, 0, 4, 0, dst)
STORE_8_BYTES(temp0, temp0, 1, 4, 1, dst)
STORE_8_BYTES(temp0, temp0, 2, 4, 2, dst)
STORE_8_BYTES(temp0, temp0, 3, 4, 3, dst)
STORE_8_BYTES(temp0, temp0, 4, 4, 4, dst)
STORE_8_BYTES(temp0, temp0, 5, 4, 5, dst)
STORE_8_BYTES(temp0, temp0, 6, 4, 6, dst)
STORE_8_BYTES(temp0, temp0, 7, 4, 7, dst)
: [temp0]"=&r"(temp0), [temp1]"=&r"(temp1)
: [dst]"r"(dst)
: "memory"
);
}
static void DC8uvNoTop(uint8_t* dst) { // DC with no top samples
int temp0, temp1, temp2, temp3, temp4;
int temp5, temp6, temp7, temp8;
__asm__ volatile (
LOAD_4_BYTES(temp2, temp3, temp4, temp5, -1, 0, -1, 1, -1, 2, -1, 3, dst)
LOAD_4_BYTES(temp6, temp7, temp8, temp1, -1, 4, -1, 5, -1, 6, -1, 7, dst)
"addu %[temp2], %[temp2], %[temp3] \n\t"
"addu %[temp4], %[temp4], %[temp5] \n\t"
"addu %[temp6], %[temp6], %[temp7] \n\t"
"addu %[temp8], %[temp8], %[temp1] \n\t"
"addu %[temp2], %[temp2], %[temp4] \n\t"
"addu %[temp6], %[temp6], %[temp8] \n\t"
"addu %[temp0], %[temp6], %[temp2] \n\t"
"shra_r.w %[temp0], %[temp0], 3 \n\t"
"replv.qb %[temp0], %[temp0] \n\t"
STORE_8_BYTES(temp0, temp0, 0, 4, 0, dst)
STORE_8_BYTES(temp0, temp0, 1, 4, 1, dst)
STORE_8_BYTES(temp0, temp0, 2, 4, 2, dst)
STORE_8_BYTES(temp0, temp0, 3, 4, 3, dst)
STORE_8_BYTES(temp0, temp0, 4, 4, 4, dst)
STORE_8_BYTES(temp0, temp0, 5, 4, 5, dst)
STORE_8_BYTES(temp0, temp0, 6, 4, 6, dst)
STORE_8_BYTES(temp0, temp0, 7, 4, 7, dst)
: [temp0]"=&r"(temp0), [temp1]"=&r"(temp1), [temp2]"=&r"(temp2),
[temp3]"=&r"(temp3), [temp4]"=&r"(temp4), [temp5]"=&r"(temp5),
[temp6]"=&r"(temp6), [temp7]"=&r"(temp7), [temp8]"=&r"(temp8)
: [dst]"r"(dst)
: "memory"
);
}
#undef LOAD_8_BYTES
#undef STORE_8_BYTES
#undef LOAD_4_BYTES
#endif // WEBP_USE_MIPS_DSP_R2
//------------------------------------------------------------------------------
@ -779,6 +882,7 @@ WEBP_TSAN_IGNORE_FUNCTION void VP8DspInitMIPSdspR2(void) {
VP8TransformDC = TransformDC;
VP8TransformAC3 = TransformAC3;
VP8Transform = TransformTwo;
VP8VFilter16 = VFilter16;
VP8HFilter16 = HFilter16;
VP8VFilter8 = VFilter8;
@ -791,9 +895,14 @@ WEBP_TSAN_IGNORE_FUNCTION void VP8DspInitMIPSdspR2(void) {
VP8SimpleHFilter16 = SimpleHFilter16;
VP8SimpleVFilter16i = SimpleVFilter16i;
VP8SimpleHFilter16i = SimpleHFilter16i;
VP8PredLuma4[0] = DC4;
VP8PredLuma4[2] = VE4;
VP8PredLuma4[4] = RD4;
VP8PredLuma4[6] = LD4;
VP8PredChroma8[0] = DC8uv;
VP8PredChroma8[4] = DC8uvNoTop;
VP8PredChroma8[5] = DC8uvNoLeft;
#endif
}