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SIMD-accelerated floating point quantize and convsamp routines for MIPS DSPr2

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git-svn-id: svn+ssh://svn.code.sf.net/p/libjpeg-turbo/code/trunk@1058 632fc199-4ca6-4c93-a231-07263d6284db
This commit is contained in:
DRC
2013-10-09 18:39:44 +00:00
parent d64e23e6f8
commit 3d72728169
4 changed files with 519 additions and 0 deletions
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8
simd/jsimd.h
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@@ -663,6 +663,10 @@ EXTERN(void) jsimd_convsamp_float_sse2 JPP((JSAMPARRAY sample_data,
JDIMENSION start_col,
FAST_FLOAT * workspace));
EXTERN(void) jsimd_convsamp_float_mips_dspr2 JPP((JSAMPARRAY sample_data,
JDIMENSION start_col,
FAST_FLOAT * workspace));
/* SIMD Forward DCT */
EXTERN(void) jsimd_fdct_islow_mmx JPP((DCTELEM * data));
EXTERN(void) jsimd_fdct_ifast_mmx JPP((DCTELEM * data));
@@ -711,6 +715,10 @@ EXTERN(void) jsimd_quantize_float_sse2 JPP((JCOEFPTR coef_block,
FAST_FLOAT * divisors,
FAST_FLOAT * workspace));
EXTERN(void) jsimd_quantize_float_mips_dspr2 JPP((JCOEFPTR coef_block,
FAST_FLOAT * divisors,
FAST_FLOAT * workspace));
/* SIMD Reduced Inverse DCT */
EXTERN(void) jsimd_idct_2x2_mmx JPP((void * dct_table,
JCOEFPTR coef_block,

38
simd/jsimd_mips.c
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@@ -459,6 +459,23 @@ jsimd_can_convsamp (void)
GLOBAL(int)
jsimd_can_convsamp_float (void)
{
init_simd();
/* The code is optimised for these values only */
if (DCTSIZE != 8)
return 0;
if (sizeof(JCOEF) != 2)
return 0;
if (BITS_IN_JSAMPLE != 8)
return 0;
if (sizeof(JDIMENSION) != 4)
return 0;
if (sizeof(ISLOW_MULT_TYPE) != 2)
return 0;
if ((simd_support & JSIMD_MIPS_DSPR2))
return 1;
return 0;
}
@@ -472,6 +489,8 @@ GLOBAL(void)
jsimd_convsamp_float (JSAMPARRAY sample_data, JDIMENSION start_col,
FAST_FLOAT * workspace)
{
if ((simd_support & JSIMD_MIPS_DSPR2))
jsimd_convsamp_float_mips_dspr2(sample_data, start_col, workspace);
}
GLOBAL(int)
@@ -555,6 +574,23 @@ jsimd_can_quantize (void)
GLOBAL(int)
jsimd_can_quantize_float (void)
{
init_simd();
/* The code is optimised for these values only */
if (DCTSIZE != 8)
return 0;
if (sizeof(JCOEF) != 2)
return 0;
if (BITS_IN_JSAMPLE != 8)
return 0;
if (sizeof(JDIMENSION) != 4)
return 0;
if (sizeof(ISLOW_MULT_TYPE) != 2)
return 0;
if ((simd_support & JSIMD_MIPS_DSPR2))
return 1;
return 0;
}
@@ -570,6 +606,8 @@ GLOBAL(void)
jsimd_quantize_float (JCOEFPTR coef_block, FAST_FLOAT * divisors,
FAST_FLOAT * workspace)
{
if ((simd_support & JSIMD_MIPS_DSPR2))
jsimd_quantize_float_mips_dspr2(coef_block, divisors, workspace);
}
GLOBAL(int)

440
simd/jsimd_mips_dspr2.S
View File

@@ -1665,6 +1665,86 @@ LEAF_MIPS_DSPR2(jsimd_quantize_mips_dspr2)
END(jsimd_quantize_mips_dspr2)
/*****************************************************************************/
LEAF_MIPS_DSPR2(jsimd_quantize_float_mips_dspr2)
/*
* a0 - coef_block
* a1 - divisors
* a2 - workspace
*/
.set at
li t1, 0x46800100 //integer representation 16384.5
mtc1 t1, f0
li t0, 63
0:
lwc1 f1, 0(a2)
lwc1 f5, 0(a1)
lwc1 f2, 4(a2)
lwc1 f6, 4(a1)
lwc1 f3, 8(a2)
lwc1 f7, 8(a1)
lwc1 f4, 12(a2)
lwc1 f8, 12(a1)
madd.s f1, f0, f1, f5
madd.s f2, f0, f2, f6
madd.s f3, f0, f3, f7
madd.s f4, f0, f4, f8
lwc1 f5, 16(a1)
lwc1 f6, 20(a1)
trunc.w.s f1, f1
trunc.w.s f2, f2
trunc.w.s f3, f3
trunc.w.s f4, f4
lwc1 f7, 24(a1)
lwc1 f8, 28(a1)
mfc1 t1, f1
mfc1 t2, f2
mfc1 t3, f3
mfc1 t4, f4
lwc1 f1, 16(a2)
lwc1 f2, 20(a2)
lwc1 f3, 24(a2)
lwc1 f4, 28(a2)
madd.s f1, f0, f1, f5
madd.s f2, f0, f2, f6
madd.s f3, f0, f3, f7
madd.s f4, f0, f4, f8
addiu t1, t1, -16384
addiu t2, t2, -16384
addiu t3, t3, -16384
addiu t4, t4, -16384
trunc.w.s f1, f1
trunc.w.s f2, f2
trunc.w.s f3, f3
trunc.w.s f4, f4
sh t1, 0(a0)
sh t2, 2(a0)
sh t3, 4(a0)
sh t4, 6(a0)
mfc1 t1, f1
mfc1 t2, f2
mfc1 t3, f3
mfc1 t4, f4
addiu t0, t0, -8
addiu a2, a2, 32
addiu a1, a1, 32
addiu t1, t1, -16384
addiu t2, t2, -16384
addiu t3, t3, -16384
addiu t4, t4, -16384
sh t1, 8(a0)
sh t2, 10(a0)
sh t3, 12(a0)
sh t4, 14(a0)
bgez t0, 0b
addiu a0, a0, 16
j ra
nop
END(jsimd_quantize_float_mips_dspr2)
/*****************************************************************************/
LEAF_MIPS_DSPR2(jsimd_idct_2x2_mips_dspr2)
/*
@@ -2733,3 +2813,363 @@ LEAF_MIPS_DSPR2(jsimd_idct_12x12_pass2_mips_dspr2)
END(jsimd_idct_12x12_pass2_mips_dspr2)
/*****************************************************************************/
LEAF_MIPS_DSPR2(jsimd_convsamp_float_mips_dspr2)
/*
* a0 - sample_data
* a1 - start_col
* a2 - workspace
*/
.set at
lw t0, 0(a0)
addu t0, t0, a1
lbu t1, 0(t0)
lbu t2, 1(t0)
lbu t3, 2(t0)
lbu t4, 3(t0)
lbu t5, 4(t0)
lbu t6, 5(t0)
lbu t7, 6(t0)
lbu t8, 7(t0)
addiu t1, t1, -128
addiu t2, t2, -128
addiu t3, t3, -128
addiu t4, t4, -128
addiu t5, t5, -128
addiu t6, t6, -128
addiu t7, t7, -128
addiu t8, t8, -128
mtc1 t1, f1
mtc1 t2, f2
mtc1 t3, f3
mtc1 t4, f4
mtc1 t5, f5
mtc1 t6, f6
mtc1 t7, f7
mtc1 t8, f8
cvt.s.w f1, f1
cvt.s.w f2, f2
cvt.s.w f3, f3
cvt.s.w f4, f4
cvt.s.w f5, f5
cvt.s.w f6, f6
cvt.s.w f7, f7
cvt.s.w f8, f8
lw t0, 4(a0)
swc1 f1, 0(a2)
swc1 f2, 4(a2)
swc1 f3, 8(a2)
addu t0, t0, a1
swc1 f4, 12(a2)
swc1 f5, 16(a2)
swc1 f6, 20(a2)
swc1 f7, 24(a2)
swc1 f8, 28(a2)
//elemr 1
lbu t1, 0(t0)
lbu t2, 1(t0)
lbu t3, 2(t0)
lbu t4, 3(t0)
lbu t5, 4(t0)
lbu t6, 5(t0)
lbu t7, 6(t0)
lbu t8, 7(t0)
addiu t1, t1, -128
addiu t2, t2, -128
addiu t3, t3, -128
addiu t4, t4, -128
addiu t5, t5, -128
addiu t6, t6, -128
addiu t7, t7, -128
addiu t8, t8, -128
mtc1 t1, f1
mtc1 t2, f2
mtc1 t3, f3
mtc1 t4, f4
mtc1 t5, f5
mtc1 t6, f6
mtc1 t7, f7
mtc1 t8, f8
cvt.s.w f1, f1
cvt.s.w f2, f2
cvt.s.w f3, f3
cvt.s.w f4, f4
cvt.s.w f5, f5
cvt.s.w f6, f6
cvt.s.w f7, f7
cvt.s.w f8, f8
lw t0, 8(a0)
swc1 f1, 32(a2)
swc1 f2, 36(a2)
swc1 f3, 40(a2)
addu t0, t0, a1
swc1 f4, 44(a2)
swc1 f5, 48(a2)
swc1 f6, 52(a2)
swc1 f7, 56(a2)
swc1 f8, 60(a2)
//elemr 2
lbu t1, 0(t0)
lbu t2, 1(t0)
lbu t3, 2(t0)
lbu t4, 3(t0)
lbu t5, 4(t0)
lbu t6, 5(t0)
lbu t7, 6(t0)
lbu t8, 7(t0)
addiu t1, t1, -128
addiu t2, t2, -128
addiu t3, t3, -128
addiu t4, t4, -128
addiu t5, t5, -128
addiu t6, t6, -128
addiu t7, t7, -128
addiu t8, t8, -128
mtc1 t1, f1
mtc1 t2, f2
mtc1 t3, f3
mtc1 t4, f4
mtc1 t5, f5
mtc1 t6, f6
mtc1 t7, f7
mtc1 t8, f8
cvt.s.w f1, f1
cvt.s.w f2, f2
cvt.s.w f3, f3
cvt.s.w f4, f4
cvt.s.w f5, f5
cvt.s.w f6, f6
cvt.s.w f7, f7
cvt.s.w f8, f8
lw t0, 12(a0)
swc1 f1, 64(a2)
swc1 f2, 68(a2)
swc1 f3, 72(a2)
addu t0, t0, a1
swc1 f4, 76(a2)
swc1 f5, 80(a2)
swc1 f6, 84(a2)
swc1 f7, 88(a2)
swc1 f8, 92(a2)
//elemr 3
lbu t1, 0(t0)
lbu t2, 1(t0)
lbu t3, 2(t0)
lbu t4, 3(t0)
lbu t5, 4(t0)
lbu t6, 5(t0)
lbu t7, 6(t0)
lbu t8, 7(t0)
addiu t1, t1, -128
addiu t2, t2, -128
addiu t3, t3, -128
addiu t4, t4, -128
addiu t5, t5, -128
addiu t6, t6, -128
addiu t7, t7, -128
addiu t8, t8, -128
mtc1 t1, f1
mtc1 t2, f2
mtc1 t3, f3
mtc1 t4, f4
mtc1 t5, f5
mtc1 t6, f6
mtc1 t7, f7
mtc1 t8, f8
cvt.s.w f1, f1
cvt.s.w f2, f2
cvt.s.w f3, f3
cvt.s.w f4, f4
cvt.s.w f5, f5
cvt.s.w f6, f6
cvt.s.w f7, f7
cvt.s.w f8, f8
lw t0, 16(a0)
swc1 f1, 96(a2)
swc1 f2, 100(a2)
swc1 f3, 104(a2)
addu t0, t0, a1
swc1 f4, 108(a2)
swc1 f5, 112(a2)
swc1 f6, 116(a2)
swc1 f7, 120(a2)
swc1 f8, 124(a2)
//elemr 4
lbu t1, 0(t0)
lbu t2, 1(t0)
lbu t3, 2(t0)
lbu t4, 3(t0)
lbu t5, 4(t0)
lbu t6, 5(t0)
lbu t7, 6(t0)
lbu t8, 7(t0)
addiu t1, t1, -128
addiu t2, t2, -128
addiu t3, t3, -128
addiu t4, t4, -128
addiu t5, t5, -128
addiu t6, t6, -128
addiu t7, t7, -128
addiu t8, t8, -128
mtc1 t1, f1
mtc1 t2, f2
mtc1 t3, f3
mtc1 t4, f4
mtc1 t5, f5
mtc1 t6, f6
mtc1 t7, f7
mtc1 t8, f8
cvt.s.w f1, f1
cvt.s.w f2, f2
cvt.s.w f3, f3
cvt.s.w f4, f4
cvt.s.w f5, f5
cvt.s.w f6, f6
cvt.s.w f7, f7
cvt.s.w f8, f8
lw t0, 20(a0)
swc1 f1, 128(a2)
swc1 f2, 132(a2)
swc1 f3, 136(a2)
addu t0, t0, a1
swc1 f4, 140(a2)
swc1 f5, 144(a2)
swc1 f6, 148(a2)
swc1 f7, 152(a2)
swc1 f8, 156(a2)
//elemr 5
lbu t1, 0(t0)
lbu t2, 1(t0)
lbu t3, 2(t0)
lbu t4, 3(t0)
lbu t5, 4(t0)
lbu t6, 5(t0)
lbu t7, 6(t0)
lbu t8, 7(t0)
addiu t1, t1, -128
addiu t2, t2, -128
addiu t3, t3, -128
addiu t4, t4, -128
addiu t5, t5, -128
addiu t6, t6, -128
addiu t7, t7, -128
addiu t8, t8, -128
mtc1 t1, f1
mtc1 t2, f2
mtc1 t3, f3
mtc1 t4, f4
mtc1 t5, f5
mtc1 t6, f6
mtc1 t7, f7
mtc1 t8, f8
cvt.s.w f1, f1
cvt.s.w f2, f2
cvt.s.w f3, f3
cvt.s.w f4, f4
cvt.s.w f5, f5
cvt.s.w f6, f6
cvt.s.w f7, f7
cvt.s.w f8, f8
lw t0, 24(a0)
swc1 f1, 160(a2)
swc1 f2, 164(a2)
swc1 f3, 168(a2)
addu t0, t0, a1
swc1 f4, 172(a2)
swc1 f5, 176(a2)
swc1 f6, 180(a2)
swc1 f7, 184(a2)
swc1 f8, 188(a2)
//elemr 6
lbu t1, 0(t0)
lbu t2, 1(t0)
lbu t3, 2(t0)
lbu t4, 3(t0)
lbu t5, 4(t0)
lbu t6, 5(t0)
lbu t7, 6(t0)
lbu t8, 7(t0)
addiu t1, t1, -128
addiu t2, t2, -128
addiu t3, t3, -128
addiu t4, t4, -128
addiu t5, t5, -128
addiu t6, t6, -128
addiu t7, t7, -128
addiu t8, t8, -128
mtc1 t1, f1
mtc1 t2, f2
mtc1 t3, f3
mtc1 t4, f4
mtc1 t5, f5
mtc1 t6, f6
mtc1 t7, f7
mtc1 t8, f8
cvt.s.w f1, f1
cvt.s.w f2, f2
cvt.s.w f3, f3
cvt.s.w f4, f4
cvt.s.w f5, f5
cvt.s.w f6, f6
cvt.s.w f7, f7
cvt.s.w f8, f8
lw t0, 28(a0)
swc1 f1, 192(a2)
swc1 f2, 196(a2)
swc1 f3, 200(a2)
addu t0, t0, a1
swc1 f4, 204(a2)
swc1 f5, 208(a2)
swc1 f6, 212(a2)
swc1 f7, 216(a2)
swc1 f8, 220(a2)
//elemr 7
lbu t1, 0(t0)
lbu t2, 1(t0)
lbu t3, 2(t0)
lbu t4, 3(t0)
lbu t5, 4(t0)
lbu t6, 5(t0)
lbu t7, 6(t0)
lbu t8, 7(t0)
addiu t1, t1, -128
addiu t2, t2, -128
addiu t3, t3, -128
addiu t4, t4, -128
addiu t5, t5, -128
addiu t6, t6, -128
addiu t7, t7, -128
addiu t8, t8, -128
mtc1 t1, f1
mtc1 t2, f2
mtc1 t3, f3
mtc1 t4, f4
mtc1 t5, f5
mtc1 t6, f6
mtc1 t7, f7
mtc1 t8, f8
cvt.s.w f1, f1
cvt.s.w f2, f2
cvt.s.w f3, f3
cvt.s.w f4, f4
cvt.s.w f5, f5
cvt.s.w f6, f6
cvt.s.w f7, f7
cvt.s.w f8, f8
swc1 f1, 224(a2)
swc1 f2, 228(a2)
swc1 f3, 232(a2)
swc1 f4, 236(a2)
swc1 f5, 240(a2)
swc1 f6, 244(a2)
swc1 f7, 248(a2)
swc1 f8, 252(a2)
j ra
nop
END(jsimd_convsamp_float_mips_dspr2)
/*****************************************************************************/

33
simd/jsimd_mips_dspr2_asm.h
View File

@@ -56,6 +56,39 @@
#define s8 $30
#define ra $31
#define f0 $f0
#define f1 $f1
#define f2 $f2
#define f3 $f3
#define f4 $f4
#define f5 $f5
#define f6 $f6
#define f7 $f7
#define f8 $f8
#define f9 $f9
#define f10 $f10
#define f11 $f11
#define f12 $f12
#define f13 $f13
#define f14 $f14
#define f15 $f15
#define f16 $f16
#define f17 $f17
#define f18 $f18
#define f19 $f19
#define f20 $f20
#define f21 $f21
#define f22 $f22
#define f23 $f23
#define f24 $f24
#define f25 $f25
#define f26 $f26
#define f27 $f27
#define f28 $f28
#define f29 $f29
#define f30 $f30
#define f31 $f31
/*
* LEAF_MIPS32R2 - declare leaf routine for MIPS32r2
*/