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Added MSA optimized intra prediction 16x16 functions

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1. DC16
2. TM16
3. VE16
4. HE16
5. DC16NoTop
6. DC16NoLeft
7. DC16NoTopLeft

Change-Id: I53c57c27cee40973b7ee40a7b7a7fbf0df812d1a
This commit is contained in:
Parag Salasakar
2016-06-23 18:08:06 +05:30
committed by Pascal Massimino
parent 0afa0ce2ff
commit 293d786f31
2 changed files with 147 additions and 0 deletions
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47
src/dsp/msa_macro.h
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@ -243,6 +243,13 @@
#define ST_UB4(...) ST_B4(v16u8, __VA_ARGS__)
#define ST_SB4(...) ST_B4(v16i8, __VA_ARGS__)
#define ST_B8(RTYPE, in0, in1, in2, in3, in4, in5, in6, in7, \
pdst, stride) { \
ST_B4(RTYPE, in0, in1, in2, in3, pdst, stride); \
ST_B4(RTYPE, in4, in5, in6, in7, pdst + 4 * stride, stride); \
}
#define ST_UB8(...) ST_B8(v16u8, __VA_ARGS__)
/* Description : Store 2x4 byte block to destination memory from input vector
* Arguments : Inputs - in, stidx, pdst, stride
* Details : Index 'stidx' halfword element from 'in' vector is copied to
@ -359,6 +366,25 @@
CLIP_SW_0_255(in3); \
}
/* Description : Horizontal addition of 8 unsigned halfword elements
* Arguments : Input - in (unsigned halfword vector)
* Output - sum_m (u32 sum)
* Return Type - unsigned word
* Details : 8 unsigned halfword elements of input vector are added
* together and the resulting integer sum is returned
*/
static WEBP_INLINE uint32_t func_hadd_uh_u32(v8u16 in) {
uint32_t sum_m;
v2u64 res0_m, res1_m;
const v4u32 res_m = __msa_hadd_u_w(in, in);
res0_m = __msa_hadd_u_d(res_m, res_m);
res1_m = (v2u64)__msa_splati_d((v2i64)res0_m, 1);
res0_m = res0_m + res1_m;
sum_m = __msa_copy_s_w((v4i32)res0_m, 0);
return sum_m;
}
#define HADD_UH_U32(in) func_hadd_uh_u32(in)
/* Description : Set element n input vector to GPR value
* Arguments : Inputs - in0, in1, in2, in3
* Output - out
@ -660,6 +686,16 @@
#define PCKEV_B2_SH(...) PCKEV_B2(v8i16, __VA_ARGS__)
#define PCKEV_B2_SW(...) PCKEV_B2(v4i32, __VA_ARGS__)
#define PCKEV_B4(RTYPE, in0, in1, in2, in3, in4, in5, in6, in7, \
out0, out1, out2, out3) { \
PCKEV_B2(RTYPE, in0, in1, in2, in3, out0, out1); \
PCKEV_B2(RTYPE, in4, in5, in6, in7, out2, out3); \
}
#define PCKEV_B4_SB(...) PCKEV_B4(v16i8, __VA_ARGS__)
#define PCKEV_B4_UB(...) PCKEV_B4(v16u8, __VA_ARGS__)
#define PCKEV_B4_SH(...) PCKEV_B4(v8i16, __VA_ARGS__)
#define PCKEV_B4_SW(...) PCKEV_B4(v4i32, __VA_ARGS__)
/* Description : Arithmetic immediate shift right all elements of word vector
* Arguments : Inputs - in0, in1, shift
* Outputs - in place operation
@ -745,6 +781,17 @@
ADD2(in4, in5, in6, in7, out2, out3); \
}
/* Description : Subtraction of 2 pairs of vectors
* Arguments : Inputs - in0, in1, in2, in3
* Outputs - out0, out1
* Details : Each element in 'in1' is subtracted from 'in0' and result is
* written to 'out0'.
*/
#define SUB2(in0, in1, in2, in3, out0, out1) { \
out0 = in0 - in1; \
out1 = in2 - in3; \
}
/* Description : Sign extend halfword elements from input vector and return
* the result in pair of vectors
* Arguments : Input - in (halfword vector)