/*
* Copyright (c) 2012
* MIPS Technologies, Inc., California.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
* 3. Neither the name of the MIPS Technologies, Inc., nor the names of its
* contributors may be used to endorse or promote products derived from
* this software without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE MIPS TECHNOLOGIES, INC. ``AS IS'' AND
* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
* ARE DISCLAIMED. IN NO EVENT SHALL THE MIPS TECHNOLOGIES, INC. BE LIABLE
* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
* SUCH DAMAGE.
*
* Author: Nemanja Lukic (nemanja.lukic@rt-rk.com)
*/
#include "pixman-private.h"
#include "pixman-mips-dspr2-asm.h"
LEAF_MIPS_DSPR2(pixman_fill_buff16_mips)
/*
* a0 - *dest
* a1 - count (bytes)
* a2 - value to fill buffer with
*/
beqz a1, 3f
andi t1, a0, 0x0002
beqz t1, 0f /* check if address is 4-byte aligned */
nop
sh a2, 0(a0)
addiu a0, a0, 2
addiu a1, a1, -2
0:
srl t1, a1, 5 /* t1 how many multiples of 32 bytes */
replv.ph a2, a2 /* replicate fill value (16bit) in a2 */
beqz t1, 2f
nop
1:
addiu t1, t1, -1
beqz t1, 11f
addiu a1, a1, -32
pref 30, 32(a0)
sw a2, 0(a0)
sw a2, 4(a0)
sw a2, 8(a0)
sw a2, 12(a0)
sw a2, 16(a0)
sw a2, 20(a0)
sw a2, 24(a0)
sw a2, 28(a0)
b 1b
addiu a0, a0, 32
11:
sw a2, 0(a0)
sw a2, 4(a0)
sw a2, 8(a0)
sw a2, 12(a0)
sw a2, 16(a0)
sw a2, 20(a0)
sw a2, 24(a0)
sw a2, 28(a0)
addiu a0, a0, 32
2:
blez a1, 3f
addiu a1, a1, -2
sh a2, 0(a0)
b 2b
addiu a0, a0, 2
3:
jr ra
nop
END(pixman_fill_buff16_mips)
LEAF_MIPS32R2(pixman_fill_buff32_mips)
/*
* a0 - *dest
* a1 - count (bytes)
* a2 - value to fill buffer with
*/
beqz a1, 3f
nop
srl t1, a1, 5 /* t1 how many multiples of 32 bytes */
beqz t1, 2f
nop
1:
addiu t1, t1, -1
beqz t1, 11f
addiu a1, a1, -32
pref 30, 32(a0)
sw a2, 0(a0)
sw a2, 4(a0)
sw a2, 8(a0)
sw a2, 12(a0)
sw a2, 16(a0)
sw a2, 20(a0)
sw a2, 24(a0)
sw a2, 28(a0)
b 1b
addiu a0, a0, 32
11:
sw a2, 0(a0)
sw a2, 4(a0)
sw a2, 8(a0)
sw a2, 12(a0)
sw a2, 16(a0)
sw a2, 20(a0)
sw a2, 24(a0)
sw a2, 28(a0)
addiu a0, a0, 32
2:
blez a1, 3f
addiu a1, a1, -4
sw a2, 0(a0)
b 2b
addiu a0, a0, 4
3:
jr ra
nop
END(pixman_fill_buff32_mips)
LEAF_MIPS_DSPR2(pixman_composite_src_8888_0565_asm_mips)
/*
* a0 - dst (r5g6b5)
* a1 - src (a8r8g8b8)
* a2 - w
*/
beqz a2, 3f
nop
addiu t1, a2, -1
beqz t1, 2f
nop
li t4, 0xf800f800
li t5, 0x07e007e0
li t6, 0x001f001f
1:
lw t0, 0(a1)
lw t1, 4(a1)
addiu a1, a1, 8
addiu a2, a2, -2
CONVERT_2x8888_TO_2x0565 t0, t1, t2, t3, t4, t5, t6, t7, t8
sh t2, 0(a0)
sh t3, 2(a0)
addiu t2, a2, -1
bgtz t2, 1b
addiu a0, a0, 4
2:
beqz a2, 3f
nop
lw t0, 0(a1)
CONVERT_1x8888_TO_1x0565 t0, t1, t2, t3
sh t1, 0(a0)
3:
j ra
nop
END(pixman_composite_src_8888_0565_asm_mips)
LEAF_MIPS_DSPR2(pixman_composite_src_0565_8888_asm_mips)
/*
* a0 - dst (a8r8g8b8)
* a1 - src (r5g6b5)
* a2 - w
*/
beqz a2, 3f
nop
addiu t1, a2, -1
beqz t1, 2f
nop
li t4, 0x07e007e0
li t5, 0x001F001F
1:
lhu t0, 0(a1)
lhu t1, 2(a1)
addiu a1, a1, 4
addiu a2, a2, -2
CONVERT_2x0565_TO_2x8888 t0, t1, t2, t3, t4, t5, t6, t7, t8, t9
sw t2, 0(a0)
sw t3, 4(a0)
addiu t2, a2, -1
bgtz t2, 1b
addiu a0, a0, 8
2:
beqz a2, 3f
nop
lhu t0, 0(a1)
CONVERT_1x0565_TO_1x8888 t0, t1, t2, t3
sw t1, 0(a0)
3:
j ra
nop
END(pixman_composite_src_0565_8888_asm_mips)
LEAF_MIPS_DSPR2(pixman_composite_src_x888_8888_asm_mips)
/*
* a0 - dst (a8r8g8b8)
* a1 - src (x8r8g8b8)
* a2 - w
*/
beqz a2, 4f
nop
li t9, 0xff000000
srl t8, a2, 3 /* t1 = how many multiples of 8 src pixels */
beqz t8, 3f /* branch if less than 8 src pixels */
nop
1:
addiu t8, t8, -1
beqz t8, 2f
addiu a2, a2, -8
pref 0, 32(a1)
lw t0, 0(a1)
lw t1, 4(a1)
lw t2, 8(a1)
lw t3, 12(a1)
lw t4, 16(a1)
lw t5, 20(a1)
lw t6, 24(a1)
lw t7, 28(a1)
addiu a1, a1, 32
or t0, t0, t9
or t1, t1, t9
or t2, t2, t9
or t3, t3, t9
or t4, t4, t9
or t5, t5, t9
or t6, t6, t9
or t7, t7, t9
pref 30, 32(a0)
sw t0, 0(a0)
sw t1, 4(a0)
sw t2, 8(a0)
sw t3, 12(a0)
sw t4, 16(a0)
sw t5, 20(a0)
sw t6, 24(a0)
sw t7, 28(a0)
b 1b
addiu a0, a0, 32
2:
lw t0, 0(a1)
lw t1, 4(a1)
lw t2, 8(a1)
lw t3, 12(a1)
lw t4, 16(a1)
lw t5, 20(a1)
lw t6, 24(a1)
lw t7, 28(a1)
addiu a1, a1, 32
or t0, t0, t9
or t1, t1, t9
or t2, t2, t9
or t3, t3, t9
or t4, t4, t9
or t5, t5, t9
or t6, t6, t9
or t7, t7, t9
sw t0, 0(a0)
sw t1, 4(a0)
sw t2, 8(a0)
sw t3, 12(a0)
sw t4, 16(a0)
sw t5, 20(a0)
sw t6, 24(a0)
sw t7, 28(a0)
beqz a2, 4f
addiu a0, a0, 32
3:
lw t0, 0(a1)
addiu a1, a1, 4
addiu a2, a2, -1
or t1, t0, t9
sw t1, 0(a0)
bnez a2, 3b
addiu a0, a0, 4
4:
jr ra
nop
END(pixman_composite_src_x888_8888_asm_mips)
#if defined(__MIPSEL__) || defined(__MIPSEL) || defined(_MIPSEL) || defined(MIPSEL)
LEAF_MIPS_DSPR2(pixman_composite_src_0888_8888_rev_asm_mips)
/*
* a0 - dst (a8r8g8b8)
* a1 - src (b8g8r8)
* a2 - w
*/
beqz a2, 6f
nop
lui t8, 0xff00;
srl t9, a2, 2 /* t9 = how many multiples of 4 src pixels */
beqz t9, 4f /* branch if less than 4 src pixels */
nop
li t0, 0x1
li t1, 0x2
li t2, 0x3
andi t3, a1, 0x3
beq t3, t0, 1f
nop
beq t3, t1, 2f
nop
beq t3, t2, 3f
nop
0:
beqz t9, 4f
addiu t9, t9, -1
lw t0, 0(a1) /* t0 = R2 | B1 | G1 | R1 */
lw t1, 4(a1) /* t1 = G3 | R3 | B2 | G2 */
lw t2, 8(a1) /* t2 = B4 | G4 | R4 | B3 */
addiu a1, a1, 12
addiu a2, a2, -4
wsbh t0, t0 /* t0 = B1 | R2 | R1 | G1 */
wsbh t1, t1 /* t1 = R3 | G3 | G2 | B2 */
wsbh t2, t2 /* t2 = G4 | B4 | B3 | R4 */
packrl.ph t3, t1, t0 /* t3 = G2 | B2 | B1 | R2 */
packrl.ph t4, t0, t0 /* t4 = R1 | G1 | B1 | R2 */
rotr t3, t3, 16 /* t3 = B1 | R2 | G2 | B2 */
or t3, t3, t8 /* t3 = FF | R2 | G2 | B2 */
srl t4, t4, 8 /* t4 = 0 | R1 | G1 | B1 */
or t4, t4, t8 /* t4 = FF | R1 | G1 | B1 */
packrl.ph t5, t2, t1 /* t5 = B3 | R4 | R3 | G3 */
rotr t5, t5, 24 /* t5 = R4 | R3 | G3 | B3 */
or t5, t5, t8 /* t5 = FF | R3 | G3 | B3 */
rotr t2, t2, 16 /* t2 = B3 | R4 | G4 | B4 */
or t2, t2, t8 /* t5 = FF | R3 | G3 | B3 */
sw t4, 0(a0)
sw t3, 4(a0)
sw t5, 8(a0)
sw t2, 12(a0)
b 0b
addiu a0, a0, 16
1:
lbu t6, 0(a1) /* t6 = 0 | 0 | 0 | R1 */
lhu t7, 1(a1) /* t7 = 0 | 0 | B1 | G1 */
sll t6, t6, 16 /* t6 = 0 | R1 | 0 | 0 */
wsbh t7, t7 /* t7 = 0 | 0 | G1 | B1 */
or t7, t6, t7 /* t7 = 0 | R1 | G1 | B1 */
11:
beqz t9, 4f
addiu t9, t9, -1
lw t0, 3(a1) /* t0 = R3 | B2 | G2 | R2 */
lw t1, 7(a1) /* t1 = G4 | R4 | B3 | G3 */
lw t2, 11(a1) /* t2 = B5 | G5 | R5 | B4 */
addiu a1, a1, 12
addiu a2, a2, -4
wsbh t0, t0 /* t0 = B2 | R3 | R2 | G2 */
wsbh t1, t1 /* t1 = R4 | G4 | G3 | B3 */
wsbh t2, t2 /* t2 = G5 | B5 | B4 | R5 */
packrl.ph t3, t1, t0 /* t3 = G3 | B3 | B2 | R3 */
packrl.ph t4, t2, t1 /* t4 = B4 | R5 | R4 | G4 */
rotr t0, t0, 24 /* t0 = R3 | R2 | G2 | B2 */
rotr t3, t3, 16 /* t3 = B2 | R3 | G3 | B3 */
rotr t4, t4, 24 /* t4 = R5 | R4 | G4 | B4 */
or t7, t7, t8 /* t7 = FF | R1 | G1 | B1 */
or t0, t0, t8 /* t0 = FF | R2 | G2 | B2 */
or t3, t3, t8 /* t1 = FF | R3 | G3 | B3 */
or t4, t4, t8 /* t3 = FF | R4 | G4 | B4 */
sw t7, 0(a0)
sw t0, 4(a0)
sw t3, 8(a0)
sw t4, 12(a0)
rotr t7, t2, 16 /* t7 = xx | R5 | G5 | B5 */
b 11b
addiu a0, a0, 16
2:
lhu t7, 0(a1) /* t7 = 0 | 0 | G1 | R1 */
wsbh t7, t7 /* t7 = 0 | 0 | R1 | G1 */
21:
beqz t9, 4f
addiu t9, t9, -1
lw t0, 2(a1) /* t0 = B2 | G2 | R2 | B1 */
lw t1, 6(a1) /* t1 = R4 | B3 | G3 | R3 */
lw t2, 10(a1) /* t2 = G5 | R5 | B4 | G4 */
addiu a1, a1, 12
addiu a2, a2, -4
wsbh t0, t0 /* t0 = G2 | B2 | B1 | R2 */
wsbh t1, t1 /* t1 = B3 | R4 | R3 | G3 */
wsbh t2, t2 /* t2 = R5 | G5 | G4 | B4 */
precr_sra.ph.w t7, t0, 0 /* t7 = R1 | G1 | B1 | R2 */
rotr t0, t0, 16 /* t0 = B1 | R2 | G2 | B2 */
packrl.ph t3, t2, t1 /* t3 = G4 | B4 | B3 | R4 */
rotr t1, t1, 24 /* t1 = R4 | R3 | G3 | B3 */
srl t7, t7, 8 /* t7 = 0 | R1 | G1 | B1 */
rotr t3, t3, 16 /* t3 = B3 | R4 | G4 | B4 */
or t7, t7, t8 /* t7 = FF | R1 | G1 | B1 */
or t0, t0, t8 /* t0 = FF | R2 | G2 | B2 */
or t1, t1, t8 /* t1 = FF | R3 | G3 | B3 */
or t3, t3, t8 /* t3 = FF | R4 | G4 | B4 */
sw t7, 0(a0)
sw t0, 4(a0)
sw t1, 8(a0)
sw t3, 12(a0)
srl t7, t2, 16 /* t7 = 0 | 0 | R5 | G5 */
b 21b
addiu a0, a0, 16
3:
lbu t7, 0(a1) /* t7 = 0 | 0 | 0 | R1 */
31:
beqz t9, 4f
addiu t9, t9, -1
lw t0, 1(a1) /* t0 = G2 | R2 | B1 | G1 */
lw t1, 5(a1) /* t1 = B3 | G3 | R3 | B2 */
lw t2, 9(a1) /* t2 = R5 | B4 | G4 | R4 */
addiu a1, a1, 12
addiu a2, a2, -4
wsbh t0, t0 /* t0 = R2 | G2 | G1 | B1 */
wsbh t1, t1 /* t1 = G3 | B3 | B2 | R3 */
wsbh t2, t2 /* t2 = B4 | R5 | R4 | G4 */
precr_sra.ph.w t7, t0, 0 /* t7 = xx | R1 | G1 | B1 */
packrl.ph t3, t1, t0 /* t3 = B2 | R3 | R2 | G2 */
rotr t1, t1, 16 /* t1 = B2 | R3 | G3 | B3 */
rotr t4, t2, 24 /* t4 = R5 | R4 | G4 | B4 */
rotr t3, t3, 24 /* t3 = R3 | R2 | G2 | B2 */
or t7, t7, t8 /* t7 = FF | R1 | G1 | B1 */
or t3, t3, t8 /* t3 = FF | R2 | G2 | B2 */
or t1, t1, t8 /* t1 = FF | R3 | G3 | B3 */
or t4, t4, t8 /* t4 = FF | R4 | G4 | B4 */
sw t7, 0(a0)
sw t3, 4(a0)
sw t1, 8(a0)
sw t4, 12(a0)
srl t7, t2, 16 /* t7 = 0 | 0 | xx | R5 */
b 31b
addiu a0, a0, 16
4:
beqz a2, 6f
nop
5:
lbu t0, 0(a1) /* t0 = 0 | 0 | 0 | R */
lbu t1, 1(a1) /* t1 = 0 | 0 | 0 | G */
lbu t2, 2(a1) /* t2 = 0 | 0 | 0 | B */
addiu a1, a1, 3
sll t0, t0, 16 /* t2 = 0 | R | 0 | 0 */
sll t1, t1, 8 /* t1 = 0 | 0 | G | 0 */
or t2, t2, t1 /* t2 = 0 | 0 | G | B */
or t2, t2, t0 /* t2 = 0 | R | G | B */
or t2, t2, t8 /* t2 = FF | R | G | B */
sw t2, 0(a0)
addiu a2, a2, -1
bnez a2, 5b
addiu a0, a0, 4
6:
j ra
nop
END(pixman_composite_src_0888_8888_rev_asm_mips)
LEAF_MIPS_DSPR2(pixman_composite_src_0888_0565_rev_asm_mips)
/*
* a0 - dst (r5g6b5)
* a1 - src (b8g8r8)
* a2 - w
*/
SAVE_REGS_ON_STACK 0, v0, v1
beqz a2, 6f
nop
li t6, 0xf800f800
li t7, 0x07e007e0
li t8, 0x001F001F
srl t9, a2, 2 /* t9 = how many multiples of 4 src pixels */
beqz t9, 4f /* branch if less than 4 src pixels */
nop
li t0, 0x1
li t1, 0x2
li t2, 0x3
andi t3, a1, 0x3
beq t3, t0, 1f
nop
beq t3, t1, 2f
nop
beq t3, t2, 3f
nop
0:
beqz t9, 4f
addiu t9, t9, -1
lw t0, 0(a1) /* t0 = R2 | B1 | G1 | R1 */
lw t1, 4(a1) /* t1 = G3 | R3 | B2 | G2 */
lw t2, 8(a1) /* t2 = B4 | G4 | R4 | B3 */
addiu a1, a1, 12
addiu a2, a2, -4
wsbh t0, t0 /* t0 = B1 | R2 | R1 | G1 */
wsbh t1, t1 /* t1 = R3 | G3 | G2 | B2 */
wsbh t2, t2 /* t2 = G4 | B4 | B3 | R4 */
packrl.ph t3, t1, t0 /* t3 = G2 | B2 | B1 | R2 */
packrl.ph t4, t0, t0 /* t4 = R1 | G1 | B1 | R2 */
rotr t3, t3, 16 /* t3 = B1 | R2 | G2 | B2 */
srl t4, t4, 8 /* t4 = 0 | R1 | G1 | B1 */
packrl.ph t5, t2, t1 /* t5 = B3 | R4 | R3 | G3 */
rotr t5, t5, 24 /* t5 = R4 | R3 | G3 | B3 */
rotr t2, t2, 16 /* t2 = B3 | R4 | G4 | B4 */
CONVERT_2x8888_TO_2x0565 t4, t3, t4, t3, t6, t7, t8, v0, v1
CONVERT_2x8888_TO_2x0565 t5, t2, t5, t2, t6, t7, t8, v0, v1
sh t4, 0(a0)
sh t3, 2(a0)
sh t5, 4(a0)
sh t2, 6(a0)
b 0b
addiu a0, a0, 8
1:
lbu t4, 0(a1) /* t4 = 0 | 0 | 0 | R1 */
lhu t5, 1(a1) /* t5 = 0 | 0 | B1 | G1 */
sll t4, t4, 16 /* t4 = 0 | R1 | 0 | 0 */
wsbh t5, t5 /* t5 = 0 | 0 | G1 | B1 */
or t5, t4, t5 /* t5 = 0 | R1 | G1 | B1 */
11:
beqz t9, 4f
addiu t9, t9, -1
lw t0, 3(a1) /* t0 = R3 | B2 | G2 | R2 */
lw t1, 7(a1) /* t1 = G4 | R4 | B3 | G3 */
lw t2, 11(a1) /* t2 = B5 | G5 | R5 | B4 */
addiu a1, a1, 12
addiu a2, a2, -4
wsbh t0, t0 /* t0 = B2 | R3 | R2 | G2 */
wsbh t1, t1 /* t1 = R4 | G4 | G3 | B3 */
wsbh t2, t2 /* t2 = G5 | B5 | B4 | R5 */
packrl.ph t3, t1, t0 /* t3 = G3 | B3 | B2 | R3 */
packrl.ph t4, t2, t1 /* t4 = B4 | R5 | R4 | G4 */
rotr t0, t0, 24 /* t0 = R3 | R2 | G2 | B2 */
rotr t3, t3, 16 /* t3 = B2 | R3 | G3 | B3 */
rotr t4, t4, 24 /* t4 = R5 | R4 | G4 | B4 */
CONVERT_2x8888_TO_2x0565 t5, t0, t5, t0, t6, t7, t8, v0, v1
CONVERT_2x8888_TO_2x0565 t3, t4, t3, t4, t6, t7, t8, v0, v1
sh t5, 0(a0)
sh t0, 2(a0)
sh t3, 4(a0)
sh t4, 6(a0)
rotr t5, t2, 16 /* t5 = xx | R5 | G5 | B5 */
b 11b
addiu a0, a0, 8
2:
lhu t5, 0(a1) /* t5 = 0 | 0 | G1 | R1 */
wsbh t5, t5 /* t5 = 0 | 0 | R1 | G1 */
21:
beqz t9, 4f
addiu t9, t9, -1
lw t0, 2(a1) /* t0 = B2 | G2 | R2 | B1 */
lw t1, 6(a1) /* t1 = R4 | B3 | G3 | R3 */
lw t2, 10(a1) /* t2 = G5 | R5 | B4 | G4 */
addiu a1, a1, 12
addiu a2, a2, -4
wsbh t0, t0 /* t0 = G2 | B2 | B1 | R2 */
wsbh t1, t1 /* t1 = B3 | R4 | R3 | G3 */
wsbh t2, t2 /* t2 = R5 | G5 | G4 | B4 */
precr_sra.ph.w t5, t0, 0 /* t5 = R1 | G1 | B1 | R2 */
rotr t0, t0, 16 /* t0 = B1 | R2 | G2 | B2 */
packrl.ph t3, t2, t1 /* t3 = G4 | B4 | B3 | R4 */
rotr t1, t1, 24 /* t1 = R4 | R3 | G3 | B3 */
srl t5, t5, 8 /* t5 = 0 | R1 | G1 | B1 */
rotr t3, t3, 16 /* t3 = B3 | R4 | G4 | B4 */
CONVERT_2x8888_TO_2x0565 t5, t0, t5, t0, t6, t7, t8, v0, v1
CONVERT_2x8888_TO_2x0565 t1, t3, t1, t3, t6, t7, t8, v0, v1
sh t5, 0(a0)
sh t0, 2(a0)
sh t1, 4(a0)
sh t3, 6(a0)
srl t5, t2, 16 /* t5 = 0 | 0 | R5 | G5 */
b 21b
addiu a0, a0, 8
3:
lbu t5, 0(a1) /* t5 = 0 | 0 | 0 | R1 */
31:
beqz t9, 4f
addiu t9, t9, -1
lw t0, 1(a1) /* t0 = G2 | R2 | B1 | G1 */
lw t1, 5(a1) /* t1 = B3 | G3 | R3 | B2 */
lw t2, 9(a1) /* t2 = R5 | B4 | G4 | R4 */
addiu a1, a1, 12
addiu a2, a2, -4
wsbh t0, t0 /* t0 = R2 | G2 | G1 | B1 */
wsbh t1, t1 /* t1 = G3 | B3 | B2 | R3 */
wsbh t2, t2 /* t2 = B4 | R5 | R4 | G4 */
precr_sra.ph.w t5, t0, 0 /* t5 = xx | R1 | G1 | B1 */
packrl.ph t3, t1, t0 /* t3 = B2 | R3 | R2 | G2 */
rotr t1, t1, 16 /* t1 = B2 | R3 | G3 | B3 */
rotr t4, t2, 24 /* t4 = R5 | R4 | G4 | B4 */
rotr t3, t3, 24 /* t3 = R3 | R2 | G2 | B2 */
CONVERT_2x8888_TO_2x0565 t5, t3, t5, t3, t6, t7, t8, v0, v1
CONVERT_2x8888_TO_2x0565 t1, t4, t1, t4, t6, t7, t8, v0, v1
sh t5, 0(a0)
sh t3, 2(a0)
sh t1, 4(a0)
sh t4, 6(a0)
srl t5, t2, 16 /* t5 = 0 | 0 | xx | R5 */
b 31b
addiu a0, a0, 8
4:
beqz a2, 6f
nop
5:
lbu t0, 0(a1) /* t0 = 0 | 0 | 0 | R */
lbu t1, 1(a1) /* t1 = 0 | 0 | 0 | G */
lbu t2, 2(a1) /* t2 = 0 | 0 | 0 | B */
addiu a1, a1, 3
sll t0, t0, 16 /* t2 = 0 | R | 0 | 0 */
sll t1, t1, 8 /* t1 = 0 | 0 | G | 0 */
or t2, t2, t1 /* t2 = 0 | 0 | G | B */
or t2, t2, t0 /* t2 = 0 | R | G | B */
CONVERT_1x8888_TO_1x0565 t2, t3, t4, t5
sh t3, 0(a0)
addiu a2, a2, -1
bnez a2, 5b
addiu a0, a0, 2
6:
RESTORE_REGS_FROM_STACK 0, v0, v1
j ra
nop
END(pixman_composite_src_0888_0565_rev_asm_mips)
#endif
LEAF_MIPS_DSPR2(pixman_composite_src_pixbuf_8888_asm_mips)
/*
* a0 - dst (a8b8g8r8)
* a1 - src (a8r8g8b8)
* a2 - w
*/
SAVE_REGS_ON_STACK 0, v0
li v0, 0x00ff00ff
beqz a2, 3f
nop
addiu t1, a2, -1
beqz t1, 2f
nop
1:
lw t0, 0(a1)
lw t1, 4(a1)
addiu a1, a1, 8
addiu a2, a2, -2
srl t2, t0, 24
srl t3, t1, 24
MIPS_2xUN8x4_MUL_2xUN8 t0, t1, t2, t3, t0, t1, v0, t4, t5, t6, t7, t8, t9
sll t0, t0, 8
sll t1, t1, 8
andi t2, t2, 0xff
andi t3, t3, 0xff
or t0, t0, t2
or t1, t1, t3
wsbh t0, t0
wsbh t1, t1
rotr t0, t0, 16
rotr t1, t1, 16
sw t0, 0(a0)
sw t1, 4(a0)
addiu t2, a2, -1
bgtz t2, 1b
addiu a0, a0, 8
2:
beqz a2, 3f
nop
lw t0, 0(a1)
srl t1, t0, 24
MIPS_UN8x4_MUL_UN8 t0, t1, t0, v0, t3, t4, t5
sll t0, t0, 8
andi t1, t1, 0xff
or t0, t0, t1
wsbh t0, t0
rotr t0, t0, 16
sw t0, 0(a0)
3:
RESTORE_REGS_FROM_STACK 0, v0
j ra
nop
END(pixman_composite_src_pixbuf_8888_asm_mips)
LEAF_MIPS_DSPR2(pixman_composite_src_rpixbuf_8888_asm_mips)
/*
* a0 - dst (a8r8g8b8)
* a1 - src (a8r8g8b8)
* a2 - w
*/
SAVE_REGS_ON_STACK 0, v0
li v0, 0x00ff00ff
beqz a2, 3f
nop
addiu t1, a2, -1
beqz t1, 2f
nop
1:
lw t0, 0(a1)
lw t1, 4(a1)
addiu a1, a1, 8
addiu a2, a2, -2
srl t2, t0, 24
srl t3, t1, 24
MIPS_2xUN8x4_MUL_2xUN8 t0, t1, t2, t3, t0, t1, v0, t4, t5, t6, t7, t8, t9
sll t0, t0, 8
sll t1, t1, 8
andi t2, t2, 0xff
andi t3, t3, 0xff
or t0, t0, t2
or t1, t1, t3
rotr t0, t0, 8
rotr t1, t1, 8
sw t0, 0(a0)
sw t1, 4(a0)
addiu t2, a2, -1
bgtz t2, 1b
addiu a0, a0, 8
2:
beqz a2, 3f
nop
lw t0, 0(a1)
srl t1, t0, 24
MIPS_UN8x4_MUL_UN8 t0, t1, t0, v0, t3, t4, t5
sll t0, t0, 8
andi t1, t1, 0xff
or t0, t0, t1
rotr t0, t0, 8
sw t0, 0(a0)
3:
RESTORE_REGS_FROM_STACK 0, v0
j ra
nop
END(pixman_composite_src_rpixbuf_8888_asm_mips)
LEAF_MIPS_DSPR2(pixman_composite_src_n_8_8888_asm_mips)
/*
* a0 - dst (a8r8g8b8)
* a1 - src (32bit constant)
* a2 - mask (a8)
* a3 - w
*/
SAVE_REGS_ON_STACK 0, v0
li v0, 0x00ff00ff
beqz a3, 3f
nop
addiu t1, a3, -1
beqz t1, 2f
nop
1:
/* a1 = source (32bit constant) */
lbu t0, 0(a2) /* t2 = mask (a8) */
lbu t1, 1(a2) /* t3 = mask (a8) */
addiu a2, a2, 2
MIPS_2xUN8x4_MUL_2xUN8 a1, a1, t0, t1, t2, t3, v0, t4, t5, t6, t7, t8, t9
sw t2, 0(a0)
sw t3, 4(a0)
addiu a3, a3, -2
addiu t2, a3, -1
bgtz t2, 1b
addiu a0, a0, 8
beqz a3, 3f
nop
2:
lbu t0, 0(a2)
addiu a2, a2, 1
MIPS_UN8x4_MUL_UN8 a1, t0, t1, v0, t3, t4, t5
sw t1, 0(a0)
addiu a3, a3, -1
addiu a0, a0, 4
3:
RESTORE_REGS_FROM_STACK 0, v0
j ra
nop
END(pixman_composite_src_n_8_8888_asm_mips)
LEAF_MIPS_DSPR2(pixman_composite_src_n_8_8_asm_mips)
/*
* a0 - dst (a8)
* a1 - src (32bit constant)
* a2 - mask (a8)
* a3 - w
*/
li t9, 0x00ff00ff
beqz a3, 3f
nop
srl t7, a3, 2 /* t7 = how many multiples of 4 dst pixels */
beqz t7, 1f /* branch if less than 4 src pixels */
nop
srl t8, a1, 24
replv.ph t8, t8
0:
beqz t7, 1f
addiu t7, t7, -1
lbu t0, 0(a2)
lbu t1, 1(a2)
lbu t2, 2(a2)
lbu t3, 3(a2)
addiu a2, a2, 4
precr_sra.ph.w t1, t0, 0
precr_sra.ph.w t3, t2, 0
precr.qb.ph t0, t3, t1
muleu_s.ph.qbl t2, t0, t8
muleu_s.ph.qbr t3, t0, t8
shra_r.ph t4, t2, 8
shra_r.ph t5, t3, 8
and t4, t4, t9
and t5, t5, t9
addq.ph t2, t2, t4
addq.ph t3, t3, t5
shra_r.ph t2, t2, 8
shra_r.ph t3, t3, 8
precr.qb.ph t2, t2, t3
sb t2, 0(a0)
srl t2, t2, 8
sb t2, 1(a0)
srl t2, t2, 8
sb t2, 2(a0)
srl t2, t2, 8
sb t2, 3(a0)
addiu a3, a3, -4
b 0b
addiu a0, a0, 4
1:
beqz a3, 3f
nop
srl t8, a1, 24
2:
lbu t0, 0(a2)
addiu a2, a2, 1
mul t2, t0, t8
shra_r.ph t3, t2, 8
andi t3, t3, 0x00ff
addq.ph t2, t2, t3
shra_r.ph t2, t2, 8
sb t2, 0(a0)
addiu a3, a3, -1
bnez a3, 2b
addiu a0, a0, 1
3:
j ra
nop
END(pixman_composite_src_n_8_8_asm_mips)
LEAF_MIPS_DSPR2(pixman_composite_over_n_8888_8888_ca_asm_mips)
/*
* a0 - dst (a8r8g8b8)
* a1 - src (32bit constant)
* a2 - mask (a8r8g8b8)
* a3 - w
*/
beqz a3, 8f
nop
SAVE_REGS_ON_STACK 8, s0, s1, s2, s3, s4, s5
li t6, 0xff
addiu t7, zero, -1 /* t7 = 0xffffffff */
srl t8, a1, 24 /* t8 = srca */
li t9, 0x00ff00ff
addiu t1, a3, -1
beqz t1, 4f /* last pixel */
nop
0:
lw t0, 0(a2) /* t0 = mask */
lw t1, 4(a2) /* t1 = mask */
addiu a3, a3, -2 /* w = w - 2 */
or t2, t0, t1
beqz t2, 3f /* if (t0 == 0) && (t1 == 0) */
addiu a2, a2, 8
and t2, t0, t1
beq t2, t7, 1f /* if (t0 == 0xffffffff) && (t1 == 0xffffffff) */
nop
//if(ma)
lw t2, 0(a0) /* t2 = dst */
lw t3, 4(a0) /* t3 = dst */
MIPS_2xUN8x4_MUL_2xUN8x4 a1, a1, t0, t1, t4, t5, t9, s0, s1, s2, s3, s4, s5
MIPS_2xUN8x4_MUL_2xUN8 t0, t1, t8, t8, t0, t1, t9, s0, s1, s2, s3, s4, s5
not t0, t0
not t1, t1
MIPS_2xUN8x4_MUL_2xUN8x4 t2, t3, t0, t1, t2, t3, t9, s0, s1, s2, s3, s4, s5
addu_s.qb t2, t4, t2
addu_s.qb t3, t5, t3
sw t2, 0(a0)
sw t3, 4(a0)
addiu t1, a3, -1
bgtz t1, 0b
addiu a0, a0, 8
b 4f
nop
1:
//if (t0 == 0xffffffff) && (t1 == 0xffffffff):
beq t8, t6, 2f /* if (srca == 0xff) */
nop
lw t2, 0(a0) /* t2 = dst */
lw t3, 4(a0) /* t3 = dst */
not t0, a1
not t1, a1
srl t0, t0, 24
srl t1, t1, 24
MIPS_2xUN8x4_MUL_2xUN8 t2, t3, t0, t1, t2, t3, t9, s0, s1, s2, s3, s4, s5
addu_s.qb t2, a1, t2
addu_s.qb t3, a1, t3
sw t2, 0(a0)
sw t3, 4(a0)
addiu t1, a3, -1
bgtz t1, 0b
addiu a0, a0, 8
b 4f
nop
2:
sw a1, 0(a0)
sw a1, 4(a0)
3:
addiu t1, a3, -1
bgtz t1, 0b
addiu a0, a0, 8
4:
beqz a3, 7f
nop
/* a1 = src */
lw t0, 0(a2) /* t0 = mask */
beqz t0, 7f /* if (t0 == 0) */
nop
beq t0, t7, 5f /* if (t0 == 0xffffffff) */
nop
//if(ma)
lw t1, 0(a0) /* t1 = dst */
MIPS_UN8x4_MUL_UN8x4 a1, t0, t2, t9, t3, t4, t5, s0
MIPS_UN8x4_MUL_UN8 t0, t8, t0, t9, t3, t4, t5
not t0, t0
MIPS_UN8x4_MUL_UN8x4 t1, t0, t1, t9, t3, t4, t5, s0
addu_s.qb t1, t2, t1
sw t1, 0(a0)
RESTORE_REGS_FROM_STACK 8, s0, s1, s2, s3, s4, s5
j ra
nop
5:
//if (t0 == 0xffffffff)
beq t8, t6, 6f /* if (srca == 0xff) */
nop
lw t1, 0(a0) /* t1 = dst */
not t0, a1
srl t0, t0, 24
MIPS_UN8x4_MUL_UN8 t1, t0, t1, t9, t2, t3, t4
addu_s.qb t1, a1, t1
sw t1, 0(a0)
RESTORE_REGS_FROM_STACK 8, s0, s1, s2, s3, s4, s5
j ra
nop
6:
sw a1, 0(a0)
7:
RESTORE_REGS_FROM_STACK 8, s0, s1, s2, s3, s4, s5
8:
j ra
nop
END(pixman_composite_over_n_8888_8888_ca_asm_mips)
LEAF_MIPS_DSPR2(pixman_composite_over_n_8888_0565_ca_asm_mips)
/*
* a0 - dst (r5g6b5)
* a1 - src (32bit constant)
* a2 - mask (a8r8g8b8)
* a3 - w
*/
beqz a3, 8f
nop
SAVE_REGS_ON_STACK 20, s0, s1, s2, s3, s4, s5, s6, s7, s8
li t6, 0xff
addiu t7, zero, -1 /* t7 = 0xffffffff */
srl t8, a1, 24 /* t8 = srca */
li t9, 0x00ff00ff
li s6, 0xf800f800
li s7, 0x07e007e0
li s8, 0x001F001F
addiu t1, a3, -1
beqz t1, 4f /* last pixel */
nop
0:
lw t0, 0(a2) /* t0 = mask */
lw t1, 4(a2) /* t1 = mask */
addiu a3, a3, -2 /* w = w - 2 */
or t2, t0, t1
beqz t2, 3f /* if (t0 == 0) && (t1 == 0) */
addiu a2, a2, 8
and t2, t0, t1
beq t2, t7, 1f /* if (t0 == 0xffffffff) && (t1 == 0xffffffff) */
nop
//if(ma)
lhu t2, 0(a0) /* t2 = dst */
lhu t3, 2(a0) /* t3 = dst */
MIPS_2xUN8x4_MUL_2xUN8x4 a1, a1, t0, t1, t4, t5, t9, s0, s1, s2, s3, s4, s5
MIPS_2xUN8x4_MUL_2xUN8 t0, t1, t8, t8, t0, t1, t9, s0, s1, s2, s3, s4, s5
not t0, t0
not t1, t1
CONVERT_2x0565_TO_2x8888 t2, t3, t2, t3, s7, s8, s0, s1, s2, s3
MIPS_2xUN8x4_MUL_2xUN8x4 t2, t3, t0, t1, t2, t3, t9, s0, s1, s2, s3, s4, s5
addu_s.qb t2, t4, t2
addu_s.qb t3, t5, t3
CONVERT_2x8888_TO_2x0565 t2, t3, t2, t3, s6, s7, s8, s0, s1
sh t2, 0(a0)
sh t3, 2(a0)
addiu t1, a3, -1
bgtz t1, 0b
addiu a0, a0, 4
b 4f
nop
1:
//if (t0 == 0xffffffff) && (t1 == 0xffffffff):
beq t8, t6, 2f /* if (srca == 0xff) */
nop
lhu t2, 0(a0) /* t2 = dst */
lhu t3, 2(a0) /* t3 = dst */
not t0, a1
not t1, a1
srl t0, t0, 24
srl t1, t1, 24
CONVERT_2x0565_TO_2x8888 t2, t3, t2, t3, s7, s8, s0, s1, s2, s3
MIPS_2xUN8x4_MUL_2xUN8 t2, t3, t0, t1, t2, t3, t9, s0, s1, s2, s3, s4, s5
addu_s.qb t2, a1, t2
addu_s.qb t3, a1, t3
CONVERT_2x8888_TO_2x0565 t2, t3, t2, t3, s6, s7, s8, s0, s1
sh t2, 0(a0)
sh t3, 2(a0)
addiu t1, a3, -1
bgtz t1, 0b
addiu a0, a0, 4
b 4f
nop
2:
CONVERT_1x8888_TO_1x0565 a1, t2, s0, s1
sh t2, 0(a0)
sh t2, 2(a0)
3:
addiu t1, a3, -1
bgtz t1, 0b
addiu a0, a0, 4
4:
beqz a3, 7f
nop
/* a1 = src */
lw t0, 0(a2) /* t0 = mask */
beqz t0, 7f /* if (t0 == 0) */
nop
beq t0, t7, 5f /* if (t0 == 0xffffffff) */
nop
//if(ma)
lhu t1, 0(a0) /* t1 = dst */
MIPS_UN8x4_MUL_UN8x4 a1, t0, t2, t9, t3, t4, t5, s0
MIPS_UN8x4_MUL_UN8 t0, t8, t0, t9, t3, t4, t5
not t0, t0
CONVERT_1x0565_TO_1x8888 t1, s1, s2, s3
MIPS_UN8x4_MUL_UN8x4 s1, t0, s1, t9, t3, t4, t5, s0
addu_s.qb s1, t2, s1
CONVERT_1x8888_TO_1x0565 s1, t1, s0, s2
sh t1, 0(a0)
RESTORE_REGS_FROM_STACK 20, s0, s1, s2, s3, s4, s5, s6, s7, s8
j ra
nop
5:
//if (t0 == 0xffffffff)
beq t8, t6, 6f /* if (srca == 0xff) */
nop
lhu t1, 0(a0) /* t1 = dst */
not t0, a1
srl t0, t0, 24
CONVERT_1x0565_TO_1x8888 t1, s1, s2, s3
MIPS_UN8x4_MUL_UN8 s1, t0, s1, t9, t2, t3, t4
addu_s.qb s1, a1, s1
CONVERT_1x8888_TO_1x0565 s1, t1, s0, s2
sh t1, 0(a0)
RESTORE_REGS_FROM_STACK 20, s0, s1, s2, s3, s4, s5, s6, s7, s8
j ra
nop
6:
CONVERT_1x8888_TO_1x0565 a1, t1, s0, s2
sh t1, 0(a0)
7:
RESTORE_REGS_FROM_STACK 20, s0, s1, s2, s3, s4, s5, s6, s7, s8
8:
j ra
nop
END(pixman_composite_over_n_8888_0565_ca_asm_mips)
LEAF_MIPS_DSPR2(pixman_composite_over_n_8_8_asm_mips)
/*
* a0 - dst (a8)
* a1 - src (32bit constant)
* a2 - mask (a8)
* a3 - w
*/
SAVE_REGS_ON_STACK 0, v0
li t9, 0x00ff00ff
beqz a3, 3f
nop
srl v0, a3, 2 /* v0 = how many multiples of 4 dst pixels */
beqz v0, 1f /* branch if less than 4 src pixels */
nop
srl t8, a1, 24
replv.ph t8, t8
0:
beqz v0, 1f
addiu v0, v0, -1
lbu t0, 0(a2)
lbu t1, 1(a2)
lbu t2, 2(a2)
lbu t3, 3(a2)
lbu t4, 0(a0)
lbu t5, 1(a0)
lbu t6, 2(a0)
lbu t7, 3(a0)
addiu a2, a2, 4
precr_sra.ph.w t1, t0, 0
precr_sra.ph.w t3, t2, 0
precr_sra.ph.w t5, t4, 0
precr_sra.ph.w t7, t6, 0
precr.qb.ph t0, t3, t1
precr.qb.ph t1, t7, t5
muleu_s.ph.qbl t2, t0, t8
muleu_s.ph.qbr t3, t0, t8
shra_r.ph t4, t2, 8
shra_r.ph t5, t3, 8
and t4, t4, t9
and t5, t5, t9
addq.ph t2, t2, t4
addq.ph t3, t3, t5
shra_r.ph t2, t2, 8
shra_r.ph t3, t3, 8
precr.qb.ph t0, t2, t3
not t6, t0
preceu.ph.qbl t7, t6
preceu.ph.qbr t6, t6
muleu_s.ph.qbl t2, t1, t7
muleu_s.ph.qbr t3, t1, t6
shra_r.ph t4, t2, 8
shra_r.ph t5, t3, 8
and t4, t4, t9
and t5, t5, t9
addq.ph t2, t2, t4
addq.ph t3, t3, t5
shra_r.ph t2, t2, 8
shra_r.ph t3, t3, 8
precr.qb.ph t1, t2, t3
addu_s.qb t2, t0, t1
sb t2, 0(a0)
srl t2, t2, 8
sb t2, 1(a0)
srl t2, t2, 8
sb t2, 2(a0)
srl t2, t2, 8
sb t2, 3(a0)
addiu a3, a3, -4
b 0b
addiu a0, a0, 4
1:
beqz a3, 3f
nop
srl t8, a1, 24
2:
lbu t0, 0(a2)
lbu t1, 0(a0)
addiu a2, a2, 1
mul t2, t0, t8
shra_r.ph t3, t2, 8
andi t3, t3, 0x00ff
addq.ph t2, t2, t3
shra_r.ph t2, t2, 8
not t3, t2
andi t3, t3, 0x00ff
mul t4, t1, t3
shra_r.ph t5, t4, 8
andi t5, t5, 0x00ff
addq.ph t4, t4, t5
shra_r.ph t4, t4, 8
andi t4, t4, 0x00ff
addu_s.qb t2, t2, t4
sb t2, 0(a0)
addiu a3, a3, -1
bnez a3, 2b
addiu a0, a0, 1
3:
RESTORE_REGS_FROM_STACK 0, v0
j ra
nop
END(pixman_composite_over_n_8_8_asm_mips)
LEAF_MIPS_DSPR2(pixman_composite_over_n_8_8888_asm_mips)
/*
* a0 - dst (a8r8g8b8)
* a1 - src (32bit constant)
* a2 - mask (a8)
* a3 - w
*/
SAVE_REGS_ON_STACK 4, s0, s1, s2, s3, s4
beqz a3, 4f
nop
li t4, 0x00ff00ff
li t5, 0xff
addiu t0, a3, -1
beqz t0, 3f /* last pixel */
srl t6, a1, 24 /* t6 = srca */
not s4, a1
beq t5, t6, 2f /* if (srca == 0xff) */
srl s4, s4, 24
1:
/* a1 = src */
lbu t0, 0(a2) /* t0 = mask */
lbu t1, 1(a2) /* t1 = mask */
or t2, t0, t1
beqz t2, 111f /* if (t0 == 0) && (t1 == 0) */
addiu a2, a2, 2
and t3, t0, t1
lw t2, 0(a0) /* t2 = dst */
beq t3, t5, 11f /* if (t0 == 0xff) && (t1 == 0xff) */
lw t3, 4(a0) /* t3 = dst */
MIPS_2xUN8x4_MUL_2xUN8 a1, a1, t0, t1, s0, s1, t4, t6, t7, t8, t9, s2, s3
not s2, s0
not s3, s1
srl s2, s2, 24
srl s3, s3, 24
MIPS_2xUN8x4_MUL_2xUN8 t2, t3, s2, s3, t2, t3, t4, t0, t1, t6, t7, t8, t9
addu_s.qb s2, t2, s0
addu_s.qb s3, t3, s1
sw s2, 0(a0)
b 111f
sw s3, 4(a0)
11:
MIPS_2xUN8x4_MUL_2xUN8 t2, t3, s4, s4, t2, t3, t4, t0, t1, t6, t7, t8, t9
addu_s.qb s2, t2, a1
addu_s.qb s3, t3, a1
sw s2, 0(a0)
sw s3, 4(a0)
111:
addiu a3, a3, -2
addiu t0, a3, -1
bgtz t0, 1b
addiu a0, a0, 8
b 3f
nop
2:
/* a1 = src */
lbu t0, 0(a2) /* t0 = mask */
lbu t1, 1(a2) /* t1 = mask */
or t2, t0, t1
beqz t2, 222f /* if (t0 == 0) && (t1 == 0) */
addiu a2, a2, 2
and t3, t0, t1
beq t3, t5, 22f /* if (t0 == 0xff) && (t1 == 0xff) */
nop
lw t2, 0(a0) /* t2 = dst */
lw t3, 4(a0) /* t3 = dst */
OVER_2x8888_2x8_2x8888 a1, a1, t0, t1, t2, t3, \
t6, t7, t4, t8, t9, s0, s1, s2, s3
sw t6, 0(a0)
b 222f
sw t7, 4(a0)
22:
sw a1, 0(a0)
sw a1, 4(a0)
222:
addiu a3, a3, -2
addiu t0, a3, -1
bgtz t0, 2b
addiu a0, a0, 8
3:
blez a3, 4f
nop
/* a1 = src */
lbu t0, 0(a2) /* t0 = mask */
beqz t0, 4f /* if (t0 == 0) */
addiu a2, a2, 1
move t3, a1
beq t0, t5, 31f /* if (t0 == 0xff) */
lw t1, 0(a0) /* t1 = dst */
MIPS_UN8x4_MUL_UN8 a1, t0, t3, t4, t6, t7, t8
31:
not t2, t3
srl t2, t2, 24
MIPS_UN8x4_MUL_UN8 t1, t2, t1, t4, t6, t7, t8
addu_s.qb t2, t1, t3
sw t2, 0(a0)
4:
RESTORE_REGS_FROM_STACK 4, s0, s1, s2, s3, s4
j ra
nop
END(pixman_composite_over_n_8_8888_asm_mips)
LEAF_MIPS_DSPR2(pixman_composite_over_n_8_0565_asm_mips)
/*
* a0 - dst (r5g6b5)
* a1 - src (32bit constant)
* a2 - mask (a8)
* a3 - w
*/
SAVE_REGS_ON_STACK 24, v0, s0, s1, s2, s3, s4, s5, s6, s7, s8
beqz a3, 4f
nop
li t4, 0x00ff00ff
li t5, 0xff
li t6, 0xf800f800
li t7, 0x07e007e0
li t8, 0x001F001F
addiu t1, a3, -1
beqz t1, 3f /* last pixel */
srl t0, a1, 24 /* t0 = srca */
not v0, a1
beq t0, t5, 2f /* if (srca == 0xff) */
srl v0, v0, 24
1:
/* a1 = src */
lbu t0, 0(a2) /* t0 = mask */
lbu t1, 1(a2) /* t1 = mask */
or t2, t0, t1
beqz t2, 111f /* if (t0 == 0) && (t1 == 0) */
addiu a2, a2, 2
lhu t2, 0(a0) /* t2 = dst */
lhu t3, 2(a0) /* t3 = dst */
CONVERT_2x0565_TO_2x8888 t2, t3, s0, s1, t7, t8, t9, s2, s3, s4
and t9, t0, t1
beq t9, t5, 11f /* if (t0 == 0xff) && (t1 == 0xff) */
nop
MIPS_2xUN8x4_MUL_2xUN8 a1, a1, t0, t1, s2, s3, t4, t9, s4, s5, s6, s7, s8
not s4, s2
not s5, s3
srl s4, s4, 24
srl s5, s5, 24
MIPS_2xUN8x4_MUL_2xUN8 s0, s1, s4, s5, s0, s1, t4, t9, t0, t1, s6, s7, s8
addu_s.qb s4, s2, s0
addu_s.qb s5, s3, s1
CONVERT_2x8888_TO_2x0565 s4, s5, t2, t3, t6, t7, t8, s0, s1
sh t2, 0(a0)
b 111f
sh t3, 2(a0)
11:
MIPS_2xUN8x4_MUL_2xUN8 s0, s1, v0, v0, s0, s1, t4, t9, t0, t1, s6, s7, s8
addu_s.qb s4, a1, s0
addu_s.qb s5, a1, s1
CONVERT_2x8888_TO_2x0565 s4, s5, t2, t3, t6, t7, t8, s0, s1
sh t2, 0(a0)
sh t3, 2(a0)
111:
addiu a3, a3, -2
addiu t0, a3, -1
bgtz t0, 1b
addiu a0, a0, 4
b 3f
nop
2:
CONVERT_1x8888_TO_1x0565 a1, s0, s1, s2
21:
/* a1 = src */
lbu t0, 0(a2) /* t0 = mask */
lbu t1, 1(a2) /* t1 = mask */
or t2, t0, t1
beqz t2, 222f /* if (t0 == 0) && (t1 == 0) */
addiu a2, a2, 2
and t9, t0, t1
move s2, s0
beq t9, t5, 22f /* if (t0 == 0xff) && (t2 == 0xff) */
move s3, s0
lhu t2, 0(a0) /* t2 = dst */
lhu t3, 2(a0) /* t3 = dst */
CONVERT_2x0565_TO_2x8888 t2, t3, s2, s3, t7, t8, s4, s5, s6, s7
OVER_2x8888_2x8_2x8888 a1, a1, t0, t1, s2, s3, \
t2, t3, t4, t9, s4, s5, s6, s7, s8
CONVERT_2x8888_TO_2x0565 t2, t3, s2, s3, t6, t7, t8, s4, s5
22:
sh s2, 0(a0)
sh s3, 2(a0)
222:
addiu a3, a3, -2
addiu t0, a3, -1
bgtz t0, 21b
addiu a0, a0, 4
3:
blez a3, 4f
nop
/* a1 = src */
lbu t0, 0(a2) /* t0 = mask */
beqz t0, 4f /* if (t0 == 0) */
nop
lhu t1, 0(a0) /* t1 = dst */
CONVERT_1x0565_TO_1x8888 t1, t2, t3, t7
beq t0, t5, 31f /* if (t0 == 0xff) */
move t3, a1
MIPS_UN8x4_MUL_UN8 a1, t0, t3, t4, t7, t8, t9
31:
not t6, t3
srl t6, t6, 24
MIPS_UN8x4_MUL_UN8 t2, t6, t2, t4, t7, t8, t9
addu_s.qb t1, t2, t3
CONVERT_1x8888_TO_1x0565 t1, t2, t3, t7
sh t2, 0(a0)
4:
RESTORE_REGS_FROM_STACK 24, v0, s0, s1, s2, s3, s4, s5, s6, s7, s8
j ra
nop
END(pixman_composite_over_n_8_0565_asm_mips)
LEAF_MIPS_DSPR2(pixman_composite_over_8888_n_8888_asm_mips)
/*
* a0 - dst (a8r8g8b8)
* a1 - src (a8r8g8b8)
* a2 - mask (32bit constant)
* a3 - w
*/
SAVE_REGS_ON_STACK 0, s0
li t4, 0x00ff00ff
beqz a3, 3f
nop
addiu t1, a3, -1
srl a2, a2, 24
beqz t1, 2f
nop
1:
lw t0, 0(a1) /* t0 = source (a8r8g8b8) */
lw t1, 4(a1) /* t1 = source (a8r8g8b8) */
/* a2 = mask (32bit constant) */
lw t2, 0(a0) /* t2 = destination (a8r8g8b8) */
lw t3, 4(a0) /* t3 = destination (a8r8g8b8) */
addiu a1, a1, 8
OVER_2x8888_2x8_2x8888 t0, t1, a2, a2, t2, t3, \
t5, t6, t4, t7, t8, t9, t0, t1, s0
sw t5, 0(a0)
sw t6, 4(a0)
addiu a3, a3, -2
addiu t1, a3, -1
bgtz t1, 1b
addiu a0, a0, 8
2:
beqz a3, 3f
nop
lw t0, 0(a1) /* t0 = source (a8r8g8b8) */
/* a2 = mask (32bit constant) */
lw t1, 0(a0) /* t1 = destination (a8r8g8b8) */
OVER_8888_8_8888 t0, a2, t1, t3, t4, t5, t6, t7, t8
sw t3, 0(a0)
3:
RESTORE_REGS_FROM_STACK 0, s0
j ra
nop
END(pixman_composite_over_8888_n_8888_asm_mips)
LEAF_MIPS_DSPR2(pixman_composite_over_8888_n_0565_asm_mips)
/*
* a0 - dst (r5g6b5)
* a1 - src (a8r8g8b8)
* a2 - mask (32bit constant)
* a3 - w
*/
SAVE_REGS_ON_STACK 0, s0, s1, s2, s3
li t6, 0x00ff00ff
li t7, 0xf800f800
li t8, 0x07e007e0
li t9, 0x001F001F
beqz a3, 3f
nop
srl a2, a2, 24
addiu t1, a3, -1
beqz t1, 2f
nop
1:
lw t0, 0(a1) /* t0 = source (a8r8g8b8) */
lw t1, 4(a1) /* t1 = source (a8r8g8b8) */
/* a2 = mask (32bit constant) */
lhu t2, 0(a0) /* t2 = destination (r5g6b5) */
lhu t3, 2(a0) /* t2 = destination (r5g6b5) */
addiu a1, a1, 8
CONVERT_2x0565_TO_2x8888 t2, t3, t4, t5, t8, t9, s0, s1, t2, t3
OVER_2x8888_2x8_2x8888 t0, t1, a2, a2, t4, t5, \
t2, t3, t6, t0, t1, s0, s1, s2, s3
CONVERT_2x8888_TO_2x0565 t2, t3, t4, t5, t7, t8, t9, s0, s1
sh t4, 0(a0)
sh t5, 2(a0)
addiu a3, a3, -2
addiu t1, a3, -1
bgtz t1, 1b
addiu a0, a0, 4
2:
beqz a3, 3f
nop
lw t0, 0(a1) /* t0 = source (a8r8g8b8) */
/* a2 = mask (32bit constant) */
lhu t1, 0(a0) /* t1 = destination (r5g6b5) */
CONVERT_1x0565_TO_1x8888 t1, t2, t4, t5
OVER_8888_8_8888 t0, a2, t2, t1, t6, t3, t4, t5, t7
CONVERT_1x8888_TO_1x0565 t1, t3, t4, t5
sh t3, 0(a0)
3:
RESTORE_REGS_FROM_STACK 0, s0, s1, s2, s3
j ra
nop
END(pixman_composite_over_8888_n_0565_asm_mips)
LEAF_MIPS_DSPR2(pixman_composite_over_0565_n_0565_asm_mips)
/*
* a0 - dst (r5g6b5)
* a1 - src (r5g6b5)
* a2 - mask (32bit constant)
* a3 - w
*/
SAVE_REGS_ON_STACK 20, s0, s1, s2, s3, s4, s5
li t6, 0x00ff00ff
li t7, 0xf800f800
li t8, 0x07e007e0
li t9, 0x001F001F
beqz a3, 3f
nop
srl a2, a2, 24
addiu t1, a3, -1
beqz t1, 2f
nop
1:
lhu t0, 0(a1) /* t0 = source (r5g6b5) */
lhu t1, 2(a1) /* t1 = source (r5g6b5) */
/* a2 = mask (32bit constant) */
lhu t2, 0(a0) /* t2 = destination (r5g6b5) */
lhu t3, 2(a0) /* t3 = destination (r5g6b5) */
addiu a1, a1, 4
CONVERT_2x0565_TO_2x8888 t0, t1, t4, t5, t8, t9, s0, s1, s2, s3
CONVERT_2x0565_TO_2x8888 t2, t3, s0, s1, t8, t9, s2, s3, s4, s5
OVER_2x8888_2x8_2x8888 t4, t5, a2, a2, s0, s1, \
t0, t1, t6, s2, s3, s4, s5, t4, t5
CONVERT_2x8888_TO_2x0565 t0, t1, s0, s1, t7, t8, t9, s2, s3
sh s0, 0(a0)
sh s1, 2(a0)
addiu a3, a3, -2
addiu t1, a3, -1
bgtz t1, 1b
addiu a0, a0, 4
2:
beqz a3, 3f
nop
lhu t0, 0(a1) /* t0 = source (r5g6b5) */
/* a2 = mask (32bit constant) */
lhu t1, 0(a0) /* t1 = destination (r5g6b5) */
CONVERT_1x0565_TO_1x8888 t0, t2, t4, t5
CONVERT_1x0565_TO_1x8888 t1, t3, t4, t5
OVER_8888_8_8888 t2, a2, t3, t0, t6, t1, t4, t5, t7
CONVERT_1x8888_TO_1x0565 t0, t3, t4, t5
sh t3, 0(a0)
3:
RESTORE_REGS_FROM_STACK 20, s0, s1, s2, s3, s4, s5
j ra
nop
END(pixman_composite_over_0565_n_0565_asm_mips)
LEAF_MIPS_DSPR2(pixman_composite_over_8888_8_8888_asm_mips)
/*
* a0 - dst (a8r8g8b8)
* a1 - src (a8r8g8b8)
* a2 - mask (a8)
* a3 - w
*/
SAVE_REGS_ON_STACK 0, s0, s1
li t4, 0x00ff00ff
beqz a3, 3f
nop
addiu t1, a3, -1
beqz t1, 2f
nop
1:
lw t0, 0(a1) /* t0 = source (a8r8g8b8) */
lw t1, 4(a1) /* t1 = source (a8r8g8b8) */
lbu t2, 0(a2) /* t2 = mask (a8) */
lbu t3, 1(a2) /* t3 = mask (a8) */
lw t5, 0(a0) /* t5 = destination (a8r8g8b8) */
lw t6, 4(a0) /* t6 = destination (a8r8g8b8) */
addiu a1, a1, 8
addiu a2, a2, 2
OVER_2x8888_2x8_2x8888 t0, t1, t2, t3, t5, t6, \
t7, t8, t4, t9, s0, s1, t0, t1, t2
sw t7, 0(a0)
sw t8, 4(a0)
addiu a3, a3, -2
addiu t1, a3, -1
bgtz t1, 1b
addiu a0, a0, 8
2:
beqz a3, 3f
nop
lw t0, 0(a1) /* t0 = source (a8r8g8b8) */
lbu t1, 0(a2) /* t1 = mask (a8) */
lw t2, 0(a0) /* t2 = destination (a8r8g8b8) */
OVER_8888_8_8888 t0, t1, t2, t3, t4, t5, t6, t7, t8
sw t3, 0(a0)
3:
RESTORE_REGS_FROM_STACK 0, s0, s1
j ra
nop
END(pixman_composite_over_8888_8_8888_asm_mips)
LEAF_MIPS_DSPR2(pixman_composite_over_8888_8_0565_asm_mips)
/*
* a0 - dst (r5g6b5)
* a1 - src (a8r8g8b8)
* a2 - mask (a8)
* a3 - w
*/
SAVE_REGS_ON_STACK 20, s0, s1, s2, s3, s4, s5
li t6, 0x00ff00ff
li t7, 0xf800f800
li t8, 0x07e007e0
li t9, 0x001F001F
beqz a3, 3f
nop
addiu t1, a3, -1
beqz t1, 2f
nop
1:
lw t0, 0(a1) /* t0 = source (a8r8g8b8) */
lw t1, 4(a1) /* t1 = source (a8r8g8b8) */
lbu t2, 0(a2) /* t2 = mask (a8) */
lbu t3, 1(a2) /* t3 = mask (a8) */
lhu t4, 0(a0) /* t4 = destination (r5g6b5) */
lhu t5, 2(a0) /* t5 = destination (r5g6b5) */
addiu a1, a1, 8
addiu a2, a2, 2
CONVERT_2x0565_TO_2x8888 t4, t5, s0, s1, t8, t9, s2, s3, s4, s5
OVER_2x8888_2x8_2x8888 t0, t1, t2, t3, s0, s1, \
t4, t5, t6, s2, s3, s4, s5, t0, t1
CONVERT_2x8888_TO_2x0565 t4, t5, s0, s1, t7, t8, t9, s2, s3
sh s0, 0(a0)
sh s1, 2(a0)
addiu a3, a3, -2
addiu t1, a3, -1
bgtz t1, 1b
addiu a0, a0, 4
2:
beqz a3, 3f
nop
lw t0, 0(a1) /* t0 = source (a8r8g8b8) */
lbu t1, 0(a2) /* t1 = mask (a8) */
lhu t2, 0(a0) /* t2 = destination (r5g6b5) */
CONVERT_1x0565_TO_1x8888 t2, t3, t4, t5
OVER_8888_8_8888 t0, t1, t3, t2, t6, t4, t5, t7, t8
CONVERT_1x8888_TO_1x0565 t2, t3, t4, t5
sh t3, 0(a0)
3:
RESTORE_REGS_FROM_STACK 20, s0, s1, s2, s3, s4, s5
j ra
nop
END(pixman_composite_over_8888_8_0565_asm_mips)
LEAF_MIPS_DSPR2(pixman_composite_over_0565_8_0565_asm_mips)
/*
* a0 - dst (r5g6b5)
* a1 - src (r5g6b5)
* a2 - mask (a8)
* a3 - w
*/
SAVE_REGS_ON_STACK 20, s0, s1, s2, s3, s4, s5
li t4, 0xf800f800
li t5, 0x07e007e0
li t6, 0x001F001F
li t7, 0x00ff00ff
beqz a3, 3f
nop
addiu t1, a3, -1
beqz t1, 2f
nop
1:
lhu t0, 0(a1) /* t0 = source (r5g6b5) */
lhu t1, 2(a1) /* t1 = source (r5g6b5) */
lbu t2, 0(a2) /* t2 = mask (a8) */
lbu t3, 1(a2) /* t3 = mask (a8) */
lhu t8, 0(a0) /* t8 = destination (r5g6b5) */
lhu t9, 2(a0) /* t9 = destination (r5g6b5) */
addiu a1, a1, 4
addiu a2, a2, 2
CONVERT_2x0565_TO_2x8888 t0, t1, s0, s1, t5, t6, s2, s3, s4, s5
CONVERT_2x0565_TO_2x8888 t8, t9, s2, s3, t5, t6, s4, s5, t0, t1
OVER_2x8888_2x8_2x8888 s0, s1, t2, t3, s2, s3, \
t0, t1, t7, s4, s5, t8, t9, s0, s1
CONVERT_2x8888_TO_2x0565 t0, t1, s0, s1, t4, t5, t6, s2, s3
sh s0, 0(a0)
sh s1, 2(a0)
addiu a3, a3, -2
addiu t1, a3, -1
bgtz t1, 1b
addiu a0, a0, 4
2:
beqz a3, 3f
nop
lhu t0, 0(a1) /* t0 = source (r5g6b5) */
lbu t1, 0(a2) /* t1 = mask (a8) */
lhu t2, 0(a0) /* t2 = destination (r5g6b5) */
CONVERT_1x0565_TO_1x8888 t0, t3, t4, t5
CONVERT_1x0565_TO_1x8888 t2, t4, t5, t6
OVER_8888_8_8888 t3, t1, t4, t0, t7, t2, t5, t6, t8
CONVERT_1x8888_TO_1x0565 t0, t3, t4, t5
sh t3, 0(a0)
3:
RESTORE_REGS_FROM_STACK 20, s0, s1, s2, s3, s4, s5
j ra
nop
END(pixman_composite_over_0565_8_0565_asm_mips)
LEAF_MIPS_DSPR2(pixman_composite_over_8888_8888_8888_asm_mips)
/*
* a0 - dst (a8r8g8b8)
* a1 - src (a8r8g8b8)
* a2 - mask (a8r8g8b8)
* a3 - w
*/
SAVE_REGS_ON_STACK 0, s0, s1, s2
li t4, 0x00ff00ff
beqz a3, 3f
nop
addiu t1, a3, -1
beqz t1, 2f
nop
1:
lw t0, 0(a1) /* t0 = source (a8r8g8b8) */
lw t1, 4(a1) /* t1 = source (a8r8g8b8) */
lw t2, 0(a2) /* t2 = mask (a8r8g8b8) */
lw t3, 4(a2) /* t3 = mask (a8r8g8b8) */
lw t5, 0(a0) /* t5 = destination (a8r8g8b8) */
lw t6, 4(a0) /* t6 = destination (a8r8g8b8) */
addiu a1, a1, 8
addiu a2, a2, 8
srl t2, t2, 24
srl t3, t3, 24
OVER_2x8888_2x8_2x8888 t0, t1, t2, t3, t5, t6, t7, t8, t4, t9, s0, s1, s2, t0, t1
sw t7, 0(a0)
sw t8, 4(a0)
addiu a3, a3, -2
addiu t1, a3, -1
bgtz t1, 1b
addiu a0, a0, 8
2:
beqz a3, 3f
nop
lw t0, 0(a1) /* t0 = source (a8r8g8b8) */
lw t1, 0(a2) /* t1 = mask (a8r8g8b8) */
lw t2, 0(a0) /* t2 = destination (a8r8g8b8) */
srl t1, t1, 24
OVER_8888_8_8888 t0, t1, t2, t3, t4, t5, t6, t7, t8
sw t3, 0(a0)
3:
RESTORE_REGS_FROM_STACK 0, s0, s1, s2
j ra
nop
END(pixman_composite_over_8888_8888_8888_asm_mips)
LEAF_MIPS_DSPR2(pixman_composite_over_8888_8888_asm_mips)
/*
* a0 - dst (a8r8g8b8)
* a1 - src (a8r8g8b8)
* a2 - w
*/
SAVE_REGS_ON_STACK 0, s0, s1, s2
li t4, 0x00ff00ff
beqz a2, 3f
nop
addiu t1, a2, -1
beqz t1, 2f
nop
1:
lw t0, 0(a1) /* t0 = source (a8r8g8b8) */
lw t1, 4(a1) /* t1 = source (a8r8g8b8) */
lw t2, 0(a0) /* t2 = destination (a8r8g8b8) */
lw t3, 4(a0) /* t3 = destination (a8r8g8b8) */
addiu a1, a1, 8
not t5, t0
srl t5, t5, 24
not t6, t1
srl t6, t6, 24
or t7, t5, t6
beqz t7, 11f
or t8, t0, t1
beqz t8, 12f
MIPS_2xUN8x4_MUL_2xUN8 t2, t3, t5, t6, t7, t8, t4, t9, s0, s1, s2, t2, t3
addu_s.qb t0, t7, t0
addu_s.qb t1, t8, t1
11:
sw t0, 0(a0)
sw t1, 4(a0)
12:
addiu a2, a2, -2
addiu t1, a2, -1
bgtz t1, 1b
addiu a0, a0, 8
2:
beqz a2, 3f
nop
lw t0, 0(a1) /* t0 = source (a8r8g8b8) */
lw t1, 0(a0) /* t1 = destination (a8r8g8b8) */
addiu a1, a1, 4
not t2, t0
srl t2, t2, 24
beqz t2, 21f
nop
beqz t0, 3f
MIPS_UN8x4_MUL_UN8 t1, t2, t3, t4, t5, t6, t7
addu_s.qb t0, t3, t0
21:
sw t0, 0(a0)
3:
RESTORE_REGS_FROM_STACK 0, s0, s1, s2
j ra
nop
END(pixman_composite_over_8888_8888_asm_mips)
LEAF_MIPS_DSPR2(pixman_composite_over_8888_0565_asm_mips)
/*
* a0 - dst (r5g6b5)
* a1 - src (a8r8g8b8)
* a2 - w
*/
SAVE_REGS_ON_STACK 8, s0, s1, s2, s3, s4, s5
li t4, 0x00ff00ff
li s3, 0xf800f800
li s4, 0x07e007e0
li s5, 0x001F001F
beqz a2, 3f
nop
addiu t1, a2, -1
beqz t1, 2f
nop
1:
lw t0, 0(a1) /* t0 = source (a8r8g8b8) */
lw t1, 4(a1) /* t1 = source (a8r8g8b8) */
lhu t2, 0(a0) /* t2 = destination (r5g6b5) */
lhu t3, 2(a0) /* t3 = destination (r5g6b5) */
addiu a1, a1, 8
not t5, t0
srl t5, t5, 24
not t6, t1
srl t6, t6, 24
or t7, t5, t6
beqz t7, 11f
or t8, t0, t1
beqz t8, 12f
CONVERT_2x0565_TO_2x8888 t2, t3, s0, s1, s4, s5, t7, t8, t9, s2
MIPS_2xUN8x4_MUL_2xUN8 s0, s1, t5, t6, t7, t8, t4, t9, t2, t3, s2, s0, s1
addu_s.qb t0, t7, t0
addu_s.qb t1, t8, t1
11:
CONVERT_2x8888_TO_2x0565 t0, t1, t7, t8, s3, s4, s5, t2, t3
sh t7, 0(a0)
sh t8, 2(a0)
12:
addiu a2, a2, -2
addiu t1, a2, -1
bgtz t1, 1b
addiu a0, a0, 4
2:
beqz a2, 3f
nop
lw t0, 0(a1) /* t0 = source (a8r8g8b8) */
lhu t1, 0(a0) /* t1 = destination (r5g6b5) */
addiu a1, a1, 4
not t2, t0
srl t2, t2, 24
beqz t2, 21f
nop
beqz t0, 3f
CONVERT_1x0565_TO_1x8888 t1, s0, t8, t9
MIPS_UN8x4_MUL_UN8 s0, t2, t3, t4, t5, t6, t7
addu_s.qb t0, t3, t0
21:
CONVERT_1x8888_TO_1x0565 t0, s0, t8, t9
sh s0, 0(a0)
3:
RESTORE_REGS_FROM_STACK 8, s0, s1, s2, s3, s4, s5
j ra
nop
END(pixman_composite_over_8888_0565_asm_mips)
LEAF_MIPS_DSPR2(pixman_composite_over_n_0565_asm_mips)
/*
* a0 - dst (r5g6b5)
* a1 - src (32bit constant)
* a2 - w
*/
beqz a2, 5f
nop
not t0, a1
srl t0, t0, 24
bgtz t0, 1f
nop
CONVERT_1x8888_TO_1x0565 a1, t1, t2, t3
0:
sh t1, 0(a0)
addiu a2, a2, -1
bgtz a2, 0b
addiu a0, a0, 2
j ra
nop
1:
SAVE_REGS_ON_STACK 0, s0, s1, s2
li t4, 0x00ff00ff
li t5, 0xf800f800
li t6, 0x07e007e0
li t7, 0x001F001F
addiu t1, a2, -1
beqz t1, 3f
nop
2:
lhu t1, 0(a0) /* t1 = destination (r5g6b5) */
lhu t2, 2(a0) /* t2 = destination (r5g6b5) */
CONVERT_2x0565_TO_2x8888 t1, t2, t3, t8, t6, t7, t9, s0, s1, s2
MIPS_2xUN8x4_MUL_2xUN8 t3, t8, t0, t0, t1, t2, t4, t9, s0, s1, s2, t3, t8
addu_s.qb t1, t1, a1
addu_s.qb t2, t2, a1
CONVERT_2x8888_TO_2x0565 t1, t2, t3, t8, t5, t6, t7, s0, s1
sh t3, 0(a0)
sh t8, 2(a0)
addiu a2, a2, -2
addiu t1, a2, -1
bgtz t1, 2b
addiu a0, a0, 4
3:
beqz a2, 4f
nop
lhu t1, 0(a0) /* t1 = destination (r5g6b5) */
CONVERT_1x0565_TO_1x8888 t1, t2, s0, s1
MIPS_UN8x4_MUL_UN8 t2, t0, t1, t4, s0, s1, s2
addu_s.qb t1, t1, a1
CONVERT_1x8888_TO_1x0565 t1, t2, s0, s1
sh t2, 0(a0)
4:
RESTORE_REGS_FROM_STACK 0, s0, s1, s2
5:
j ra
nop
END(pixman_composite_over_n_0565_asm_mips)
LEAF_MIPS_DSPR2(pixman_composite_over_n_8888_asm_mips)
/*
* a0 - dst (a8r8g8b8)
* a1 - src (32bit constant)
* a2 - w
*/
beqz a2, 5f
nop
not t0, a1
srl t0, t0, 24
bgtz t0, 1f
nop
0:
sw a1, 0(a0)
addiu a2, a2, -1
bgtz a2, 0b
addiu a0, a0, 4
j ra
nop
1:
SAVE_REGS_ON_STACK 0, s0, s1, s2
li t4, 0x00ff00ff
addiu t1, a2, -1
beqz t1, 3f
nop
2:
lw t2, 0(a0) /* t2 = destination (a8r8g8b8) */
lw t3, 4(a0) /* t3 = destination (a8r8g8b8) */
MIPS_2xUN8x4_MUL_2xUN8 t2, t3, t0, t0, t7, t8, t4, t9, s0, s1, s2, t2, t3
addu_s.qb t7, t7, a1
addu_s.qb t8, t8, a1
sw t7, 0(a0)
sw t8, 4(a0)
addiu a2, a2, -2
addiu t1, a2, -1
bgtz t1, 2b
addiu a0, a0, 8
3:
beqz a2, 4f
nop
lw t1, 0(a0) /* t1 = destination (a8r8g8b8) */
MIPS_UN8x4_MUL_UN8 t1, t0, t3, t4, t5, t6, t7
addu_s.qb t3, t3, a1
sw t3, 0(a0)
4:
RESTORE_REGS_FROM_STACK 0, s0, s1, s2
5:
j ra
nop
END(pixman_composite_over_n_8888_asm_mips)
LEAF_MIPS_DSPR2(pixman_composite_add_8_8_8_asm_mips)
/*
* a0 - dst (a8)
* a1 - src (a8)
* a2 - mask (a8)
* a3 - w
*/
SAVE_REGS_ON_STACK 0, v0, v1
li t9, 0x00ff00ff
beqz a3, 3f
nop
srl v0, a3, 2 /* v0 = how many multiples of 4 dst pixels */
beqz v0, 1f /* branch if less than 4 src pixels */
nop
0:
beqz v0, 1f
addiu v0, v0, -1
lbu t0, 0(a2)
lbu t1, 1(a2)
lbu t2, 2(a2)
lbu t3, 3(a2)
lbu t4, 0(a0)
lbu t5, 1(a0)
lbu t6, 2(a0)
lbu t7, 3(a0)
addiu a2, a2, 4
precr_sra.ph.w t1, t0, 0
precr_sra.ph.w t3, t2, 0
precr_sra.ph.w t5, t4, 0
precr_sra.ph.w t7, t6, 0
precr.qb.ph t0, t3, t1
precr.qb.ph t1, t7, t5
lbu t4, 0(a1)
lbu v1, 1(a1)
lbu t7, 2(a1)
lbu t8, 3(a1)
addiu a1, a1, 4
precr_sra.ph.w v1, t4, 0
precr_sra.ph.w t8, t7, 0
muleu_s.ph.qbl t2, t0, t8
muleu_s.ph.qbr t3, t0, v1
shra_r.ph t4, t2, 8
shra_r.ph t5, t3, 8
and t4, t4, t9
and t5, t5, t9
addq.ph t2, t2, t4
addq.ph t3, t3, t5
shra_r.ph t2, t2, 8
shra_r.ph t3, t3, 8
precr.qb.ph t0, t2, t3
addu_s.qb t2, t0, t1
sb t2, 0(a0)
srl t2, t2, 8
sb t2, 1(a0)
srl t2, t2, 8
sb t2, 2(a0)
srl t2, t2, 8
sb t2, 3(a0)
addiu a3, a3, -4
b 0b
addiu a0, a0, 4
1:
beqz a3, 3f
nop
2:
lbu t8, 0(a1)
lbu t0, 0(a2)
lbu t1, 0(a0)
addiu a1, a1, 1
addiu a2, a2, 1
mul t2, t0, t8
shra_r.ph t3, t2, 8
andi t3, t3, 0xff
addq.ph t2, t2, t3
shra_r.ph t2, t2, 8
andi t2, t2, 0xff
addu_s.qb t2, t2, t1
sb t2, 0(a0)
addiu a3, a3, -1
bnez a3, 2b
addiu a0, a0, 1
3:
RESTORE_REGS_FROM_STACK 0, v0, v1
j ra
nop
END(pixman_composite_add_8_8_8_asm_mips)
LEAF_MIPS_DSPR2(pixman_composite_add_n_8_8_asm_mips)
/*
* a0 - dst (a8)
* a1 - src (32bit constant)
* a2 - mask (a8)
* a3 - w
*/
SAVE_REGS_ON_STACK 0, v0
li t9, 0x00ff00ff
beqz a3, 3f
nop
srl v0, a3, 2 /* v0 = how many multiples of 4 dst pixels */
beqz v0, 1f /* branch if less than 4 src pixels */
nop
srl t8, a1, 24
replv.ph t8, t8
0:
beqz v0, 1f
addiu v0, v0, -1
lbu t0, 0(a2)
lbu t1, 1(a2)
lbu t2, 2(a2)
lbu t3, 3(a2)
lbu t4, 0(a0)
lbu t5, 1(a0)
lbu t6, 2(a0)
lbu t7, 3(a0)
addiu a2, a2, 4
precr_sra.ph.w t1, t0, 0
precr_sra.ph.w t3, t2, 0
precr_sra.ph.w t5, t4, 0
precr_sra.ph.w t7, t6, 0
precr.qb.ph t0, t3, t1
precr.qb.ph t1, t7, t5
muleu_s.ph.qbl t2, t0, t8
muleu_s.ph.qbr t3, t0, t8
shra_r.ph t4, t2, 8
shra_r.ph t5, t3, 8
and t4, t4, t9
and t5, t5, t9
addq.ph t2, t2, t4
addq.ph t3, t3, t5
shra_r.ph t2, t2, 8
shra_r.ph t3, t3, 8
precr.qb.ph t0, t2, t3
addu_s.qb t2, t0, t1
sb t2, 0(a0)
srl t2, t2, 8
sb t2, 1(a0)
srl t2, t2, 8
sb t2, 2(a0)
srl t2, t2, 8
sb t2, 3(a0)
addiu a3, a3, -4
b 0b
addiu a0, a0, 4
1:
beqz a3, 3f
nop
srl t8, a1, 24
2:
lbu t0, 0(a2)
lbu t1, 0(a0)
addiu a2, a2, 1
mul t2, t0, t8
shra_r.ph t3, t2, 8
andi t3, t3, 0xff
addq.ph t2, t2, t3
shra_r.ph t2, t2, 8
andi t2, t2, 0xff
addu_s.qb t2, t2, t1
sb t2, 0(a0)
addiu a3, a3, -1
bnez a3, 2b
addiu a0, a0, 1
3:
RESTORE_REGS_FROM_STACK 0, v0
j ra
nop
END(pixman_composite_add_n_8_8_asm_mips)
LEAF_MIPS_DSPR2(pixman_composite_add_n_8_8888_asm_mips)
/*
* a0 - dst (a8r8g8b8)
* a1 - src (32bit constant)
* a2 - mask (a8)
* a3 - w
*/
SAVE_REGS_ON_STACK 0, s0, s1, s2
li t4, 0x00ff00ff
beqz a3, 3f
nop
addiu t1, a3, -1
beqz t1, 2f
nop
1:
/* a1 = source (32bit constant) */
lbu t0, 0(a2) /* t0 = mask (a8) */
lbu t1, 1(a2) /* t1 = mask (a8) */
lw t2, 0(a0) /* t2 = destination (a8r8g8b8) */
lw t3, 4(a0) /* t3 = destination (a8r8g8b8) */
addiu a2, a2, 2
MIPS_2xUN8x4_MUL_2xUN8_ADD_2xUN8x4 a1, a1, \
t0, t1, \
t2, t3, \
t5, t6, \
t4, t7, t8, t9, s0, s1, s2
sw t5, 0(a0)
sw t6, 4(a0)
addiu a3, a3, -2
addiu t1, a3, -1
bgtz t1, 1b
addiu a0, a0, 8
2:
beqz a3, 3f
nop
/* a1 = source (32bit constant) */
lbu t0, 0(a2) /* t0 = mask (a8) */
lw t1, 0(a0) /* t1 = destination (a8r8g8b8) */
MIPS_UN8x4_MUL_UN8_ADD_UN8x4 a1, t0, t1, t2, t4, t3, t5, t6
sw t2, 0(a0)
3:
RESTORE_REGS_FROM_STACK 0, s0, s1, s2
j ra
nop
END(pixman_composite_add_n_8_8888_asm_mips)
LEAF_MIPS_DSPR2(pixman_composite_add_0565_8_0565_asm_mips)
/*
* a0 - dst (r5g6b5)
* a1 - src (r5g6b5)
* a2 - mask (a8)
* a3 - w
*/
SAVE_REGS_ON_STACK 20, s0, s1, s2, s3, s4, s5, s6, s7
li t4, 0xf800f800
li t5, 0x07e007e0
li t6, 0x001F001F
li t7, 0x00ff00ff
beqz a3, 3f
nop
addiu t1, a3, -1
beqz t1, 2f
nop
1:
lhu t0, 0(a1) /* t0 = source (r5g6b5) */
lhu t1, 2(a1) /* t1 = source (r5g6b5) */
lbu t2, 0(a2) /* t2 = mask (a8) */
lbu t3, 1(a2) /* t3 = mask (a8) */
lhu t8, 0(a0) /* t8 = destination (r5g6b5) */
lhu t9, 2(a0) /* t9 = destination (r5g6b5) */
addiu a1, a1, 4
addiu a2, a2, 2
CONVERT_2x0565_TO_2x8888 t0, t1, s0, s1, t5, t6, s2, s3, s4, s5
CONVERT_2x0565_TO_2x8888 t8, t9, s2, s3, t5, t6, s4, s5, s6, s7
MIPS_2xUN8x4_MUL_2xUN8_ADD_2xUN8x4 s0, s1, \
t2, t3, \
s2, s3, \
t0, t1, \
t7, s4, s5, s6, s7, t8, t9
CONVERT_2x8888_TO_2x0565 t0, t1, s0, s1, t4, t5, t6, s2, s3
sh s0, 0(a0)
sh s1, 2(a0)
addiu a3, a3, -2
addiu t1, a3, -1
bgtz t1, 1b
addiu a0, a0, 4
2:
beqz a3, 3f
nop
lhu t0, 0(a1) /* t0 = source (r5g6b5) */
lbu t1, 0(a2) /* t1 = mask (a8) */
lhu t2, 0(a0) /* t2 = destination (r5g6b5) */
CONVERT_1x0565_TO_1x8888 t0, t3, t4, t5
CONVERT_1x0565_TO_1x8888 t2, t4, t5, t6
MIPS_UN8x4_MUL_UN8_ADD_UN8x4 t3, t1, t4, t0, t7, t2, t5, t6
CONVERT_1x8888_TO_1x0565 t0, t3, t4, t5
sh t3, 0(a0)
3:
RESTORE_REGS_FROM_STACK 20, s0, s1, s2, s3, s4, s5, s6, s7
j ra
nop
END(pixman_composite_add_0565_8_0565_asm_mips)
LEAF_MIPS_DSPR2(pixman_composite_add_8888_8_8888_asm_mips)
/*
* a0 - dst (a8r8g8b8)
* a1 - src (a8r8g8b8)
* a2 - mask (a8)
* a3 - w
*/
SAVE_REGS_ON_STACK 0, s0, s1, s2
li t4, 0x00ff00ff
beqz a3, 3f
nop
addiu t1, a3, -1
beqz t1, 2f
nop
1:
lw t0, 0(a1) /* t0 = source (a8r8g8b8) */
lw t1, 4(a1) /* t1 = source (a8r8g8b8) */
lbu t2, 0(a2) /* t2 = mask (a8) */
lbu t3, 1(a2) /* t3 = mask (a8) */
lw t5, 0(a0) /* t5 = destination (a8r8g8b8) */
lw t6, 4(a0) /* t6 = destination (a8r8g8b8) */
addiu a1, a1, 8
addiu a2, a2, 2
MIPS_2xUN8x4_MUL_2xUN8_ADD_2xUN8x4 t0, t1, \
t2, t3, \
t5, t6, \
t7, t8, \
t4, t9, s0, s1, s2, t0, t1
sw t7, 0(a0)
sw t8, 4(a0)
addiu a3, a3, -2
addiu t1, a3, -1
bgtz t1, 1b
addiu a0, a0, 8
2:
beqz a3, 3f
nop
lw t0, 0(a1) /* t0 = source (a8r8g8b8) */
lbu t1, 0(a2) /* t1 = mask (a8) */
lw t2, 0(a0) /* t2 = destination (a8r8g8b8) */
MIPS_UN8x4_MUL_UN8_ADD_UN8x4 t0, t1, t2, t3, t4, t5, t6, t7
sw t3, 0(a0)
3:
RESTORE_REGS_FROM_STACK 0, s0, s1, s2
j ra
nop
END(pixman_composite_add_8888_8_8888_asm_mips)
LEAF_MIPS_DSPR2(pixman_composite_add_8888_n_8888_asm_mips)
/*
* a0 - dst (a8r8g8b8)
* a1 - src (a8r8g8b8)
* a2 - mask (32bit constant)
* a3 - w
*/
SAVE_REGS_ON_STACK 0, s0, s1, s2
li t4, 0x00ff00ff
beqz a3, 3f
nop
srl a2, a2, 24
addiu t1, a3, -1
beqz t1, 2f
nop
1:
lw t0, 0(a1) /* t0 = source (a8r8g8b8) */
lw t1, 4(a1) /* t1 = source (a8r8g8b8) */
/* a2 = mask (32bit constant) */
lw t2, 0(a0) /* t2 = destination (a8r8g8b8) */
lw t3, 4(a0) /* t3 = destination (a8r8g8b8) */
addiu a1, a1, 8
MIPS_2xUN8x4_MUL_2xUN8_ADD_2xUN8x4 t0, t1, \
a2, a2, \
t2, t3, \
t5, t6, \
t4, t7, t8, t9, s0, s1, s2
sw t5, 0(a0)
sw t6, 4(a0)
addiu a3, a3, -2
addiu t1, a3, -1
bgtz t1, 1b
addiu a0, a0, 8
2:
beqz a3, 3f
nop
lw t0, 0(a1) /* t0 = source (a8r8g8b8) */
/* a2 = mask (32bit constant) */
lw t1, 0(a0) /* t1 = destination (a8r8g8b8) */
MIPS_UN8x4_MUL_UN8_ADD_UN8x4 t0, a2, t1, t3, t4, t5, t6, t7
sw t3, 0(a0)
3:
RESTORE_REGS_FROM_STACK 0, s0, s1, s2
j ra
nop
END(pixman_composite_add_8888_n_8888_asm_mips)
LEAF_MIPS_DSPR2(pixman_composite_add_8888_8888_8888_asm_mips)
/*
* a0 - dst (a8r8g8b8)
* a1 - src (a8r8g8b8)
* a2 - mask (a8r8g8b8)
* a3 - w
*/
SAVE_REGS_ON_STACK 0, s0, s1, s2
li t4, 0x00ff00ff
beqz a3, 3f
nop
addiu t1, a3, -1
beqz t1, 2f
nop
1:
lw t0, 0(a1) /* t0 = source (a8r8g8b8) */
lw t1, 4(a1) /* t1 = source (a8r8g8b8) */
lw t2, 0(a2) /* t2 = mask (a8r8g8b8) */
lw t3, 4(a2) /* t3 = mask (a8r8g8b8) */
lw t5, 0(a0) /* t5 = destination (a8r8g8b8) */
lw t6, 4(a0) /* t6 = destination (a8r8g8b8) */
addiu a1, a1, 8
addiu a2, a2, 8
srl t2, t2, 24
srl t3, t3, 24
MIPS_2xUN8x4_MUL_2xUN8_ADD_2xUN8x4 t0, t1, \
t2, t3, \
t5, t6, \
t7, t8, \
t4, t9, s0, s1, s2, t0, t1
sw t7, 0(a0)
sw t8, 4(a0)
addiu a3, a3, -2
addiu t1, a3, -1
bgtz t1, 1b
addiu a0, a0, 8
2:
beqz a3, 3f
nop
lw t0, 0(a1) /* t0 = source (a8r8g8b8) */
lw t1, 0(a2) /* t1 = mask (a8r8g8b8) */
lw t2, 0(a0) /* t2 = destination (a8r8g8b8) */
srl t1, t1, 24
MIPS_UN8x4_MUL_UN8_ADD_UN8x4 t0, t1, t2, t3, t4, t5, t6, t7
sw t3, 0(a0)
3:
RESTORE_REGS_FROM_STACK 0, s0, s1, s2
j ra
nop
END(pixman_composite_add_8888_8888_8888_asm_mips)
LEAF_MIPS_DSPR2(pixman_composite_add_8_8_asm_mips)
/*
* a0 - dst (a8)
* a1 - src (a8)
* a2 - w
*/
beqz a2, 3f
nop
srl t9, a2, 2 /* t9 = how many multiples of 4 dst pixels */
beqz t9, 1f /* branch if less than 4 src pixels */
nop
0:
beqz t9, 1f
addiu t9, t9, -1
lbu t0, 0(a1)
lbu t1, 1(a1)
lbu t2, 2(a1)
lbu t3, 3(a1)
lbu t4, 0(a0)
lbu t5, 1(a0)
lbu t6, 2(a0)
lbu t7, 3(a0)
addiu a1, a1, 4
precr_sra.ph.w t1, t0, 0
precr_sra.ph.w t3, t2, 0
precr_sra.ph.w t5, t4, 0
precr_sra.ph.w t7, t6, 0
precr.qb.ph t0, t3, t1
precr.qb.ph t1, t7, t5
addu_s.qb t2, t0, t1
sb t2, 0(a0)
srl t2, t2, 8
sb t2, 1(a0)
srl t2, t2, 8
sb t2, 2(a0)
srl t2, t2, 8
sb t2, 3(a0)
addiu a2, a2, -4
b 0b
addiu a0, a0, 4
1:
beqz a2, 3f
nop
2:
lbu t0, 0(a1)
lbu t1, 0(a0)
addiu a1, a1, 1
addu_s.qb t2, t0, t1
sb t2, 0(a0)
addiu a2, a2, -1
bnez a2, 2b
addiu a0, a0, 1
3:
j ra
nop
END(pixman_composite_add_8_8_asm_mips)
LEAF_MIPS_DSPR2(pixman_composite_add_8888_8888_asm_mips)
/*
* a0 - dst (a8r8g8b8)
* a1 - src (a8r8g8b8)
* a2 - w
*/
beqz a2, 4f
nop
srl t9, a2, 2 /* t1 = how many multiples of 4 src pixels */
beqz t9, 3f /* branch if less than 4 src pixels */
nop
1:
addiu t9, t9, -1
beqz t9, 2f
addiu a2, a2, -4
lw t0, 0(a1)
lw t1, 4(a1)
lw t2, 8(a1)
lw t3, 12(a1)
lw t4, 0(a0)
lw t5, 4(a0)
lw t6, 8(a0)
lw t7, 12(a0)
addiu a1, a1, 16
addu_s.qb t4, t4, t0
addu_s.qb t5, t5, t1
addu_s.qb t6, t6, t2
addu_s.qb t7, t7, t3
sw t4, 0(a0)
sw t5, 4(a0)
sw t6, 8(a0)
sw t7, 12(a0)
b 1b
addiu a0, a0, 16
2:
lw t0, 0(a1)
lw t1, 4(a1)
lw t2, 8(a1)
lw t3, 12(a1)
lw t4, 0(a0)
lw t5, 4(a0)
lw t6, 8(a0)
lw t7, 12(a0)
addiu a1, a1, 16
addu_s.qb t4, t4, t0
addu_s.qb t5, t5, t1
addu_s.qb t6, t6, t2
addu_s.qb t7, t7, t3
sw t4, 0(a0)
sw t5, 4(a0)
sw t6, 8(a0)
sw t7, 12(a0)
beqz a2, 4f
addiu a0, a0, 16
3:
lw t0, 0(a1)
lw t1, 0(a0)
addiu a1, a1, 4
addiu a2, a2, -1
addu_s.qb t1, t1, t0
sw t1, 0(a0)
bnez a2, 3b
addiu a0, a0, 4
4:
jr ra
nop
END(pixman_composite_add_8888_8888_asm_mips)
LEAF_MIPS_DSPR2(pixman_composite_out_reverse_8_0565_asm_mips)
/*
* a0 - dst (r5g6b5)
* a1 - src (a8)
* a2 - w
*/
beqz a2, 4f
nop
SAVE_REGS_ON_STACK 0, s0, s1, s2, s3
li t2, 0xf800f800
li t3, 0x07e007e0
li t4, 0x001F001F
li t5, 0x00ff00ff
addiu t1, a2, -1
beqz t1, 2f
nop
1:
lbu t0, 0(a1) /* t0 = source (a8) */
lbu t1, 1(a1) /* t1 = source (a8) */
lhu t6, 0(a0) /* t6 = destination (r5g6b5) */
lhu t7, 2(a0) /* t7 = destination (r5g6b5) */
addiu a1, a1, 2
not t0, t0
not t1, t1
andi t0, 0xff /* t0 = neg source1 */
andi t1, 0xff /* t1 = neg source2 */
CONVERT_2x0565_TO_2x8888 t6, t7, t8, t9, t3, t4, s0, s1, s2, s3
MIPS_2xUN8x4_MUL_2xUN8 t8, t9, t0, t1, t6, t7, t5, s0, s1, s2, s3, t8, t9
CONVERT_2x8888_TO_2x0565 t6, t7, t8, t9, t2, t3, t4, s0, s1
sh t8, 0(a0)
sh t9, 2(a0)
addiu a2, a2, -2
addiu t1, a2, -1
bgtz t1, 1b
addiu a0, a0, 4
2:
beqz a2, 3f
nop
lbu t0, 0(a1) /* t0 = source (a8) */
lhu t1, 0(a0) /* t1 = destination (r5g6b5) */
not t0, t0
andi t0, 0xff /* t0 = neg source */
CONVERT_1x0565_TO_1x8888 t1, t2, t3, t4
MIPS_UN8x4_MUL_UN8 t2, t0, t1, t5, t3, t4, t6
CONVERT_1x8888_TO_1x0565 t1, t2, t3, t4
sh t2, 0(a0)
3:
RESTORE_REGS_FROM_STACK 0, s0, s1, s2, s3
4:
j ra
nop
END(pixman_composite_out_reverse_8_0565_asm_mips)
LEAF_MIPS_DSPR2(pixman_composite_out_reverse_8_8888_asm_mips)
/*
* a0 - dst (a8r8g8b8)
* a1 - src (a8)
* a2 - w
*/
beqz a2, 3f
nop
li t4, 0x00ff00ff
addiu t1, a2, -1
beqz t1, 2f
nop
1:
lbu t0, 0(a1) /* t0 = source (a8) */
lbu t1, 1(a1) /* t1 = source (a8) */
lw t2, 0(a0) /* t2 = destination (a8r8g8b8) */
lw t3, 4(a0) /* t3 = destination (a8r8g8b8) */
addiu a1, a1, 2
not t0, t0
not t1, t1
andi t0, 0xff /* t0 = neg source */
andi t1, 0xff /* t1 = neg source */
MIPS_2xUN8x4_MUL_2xUN8 t2, t3, t0, t1, t5, t6, t4, t7, t8, t9, t2, t3, t0
sw t5, 0(a0)
sw t6, 4(a0)
addiu a2, a2, -2
addiu t1, a2, -1
bgtz t1, 1b
addiu a0, a0, 8
2:
beqz a2, 3f
nop
lbu t0, 0(a1) /* t0 = source (a8) */
lw t1, 0(a0) /* t1 = destination (a8r8g8b8) */
not t0, t0
andi t0, 0xff /* t0 = neg source */
MIPS_UN8x4_MUL_UN8 t1, t0, t2, t4, t3, t5, t6
sw t2, 0(a0)
3:
j ra
nop
END(pixman_composite_out_reverse_8_8888_asm_mips)
LEAF_MIPS_DSPR2(pixman_composite_over_reverse_n_8888_asm_mips)
/*
* a0 - dst (a8r8g8b8)
* a1 - src (32bit constant)
* a2 - w
*/
beqz a2, 5f
nop
SAVE_REGS_ON_STACK 20, s0, s1, s2, s3, s4, s5, s6, s7
li t0, 0x00ff00ff
srl t9, a2, 2 /* t9 = how many multiples of 4 src pixels */
beqz t9, 2f /* branch if less than 4 src pixels */
nop
1:
beqz t9, 2f
addiu t9, t9, -1
lw t1, 0(a0)
lw t2, 4(a0)
lw t3, 8(a0)
lw t4, 12(a0)
addiu a2, a2, -4
not t5, t1
not t6, t2
not t7, t3
not t8, t4
srl t5, t5, 24
srl t6, t6, 24
srl t7, t7, 24
srl t8, t8, 24
replv.ph t5, t5
replv.ph t6, t6
replv.ph t7, t7
replv.ph t8, t8
muleu_s.ph.qbl s0, a1, t5
muleu_s.ph.qbr s1, a1, t5
muleu_s.ph.qbl s2, a1, t6
muleu_s.ph.qbr s3, a1, t6
muleu_s.ph.qbl s4, a1, t7
muleu_s.ph.qbr s5, a1, t7
muleu_s.ph.qbl s6, a1, t8
muleu_s.ph.qbr s7, a1, t8
shra_r.ph t5, s0, 8
shra_r.ph t6, s1, 8
shra_r.ph t7, s2, 8
shra_r.ph t8, s3, 8
and t5, t5, t0
and t6, t6, t0
and t7, t7, t0
and t8, t8, t0
addq.ph s0, s0, t5
addq.ph s1, s1, t6
addq.ph s2, s2, t7
addq.ph s3, s3, t8
shra_r.ph s0, s0, 8
shra_r.ph s1, s1, 8
shra_r.ph s2, s2, 8
shra_r.ph s3, s3, 8
shra_r.ph t5, s4, 8
shra_r.ph t6, s5, 8
shra_r.ph t7, s6, 8
shra_r.ph t8, s7, 8
and t5, t5, t0
and t6, t6, t0
and t7, t7, t0
and t8, t8, t0
addq.ph s4, s4, t5
addq.ph s5, s5, t6
addq.ph s6, s6, t7
addq.ph s7, s7, t8
shra_r.ph s4, s4, 8
shra_r.ph s5, s5, 8
shra_r.ph s6, s6, 8
shra_r.ph s7, s7, 8
precr.qb.ph t5, s0, s1
precr.qb.ph t6, s2, s3
precr.qb.ph t7, s4, s5
precr.qb.ph t8, s6, s7
addu_s.qb t5, t1, t5
addu_s.qb t6, t2, t6
addu_s.qb t7, t3, t7
addu_s.qb t8, t4, t8
sw t5, 0(a0)
sw t6, 4(a0)
sw t7, 8(a0)
sw t8, 12(a0)
b 1b
addiu a0, a0, 16
2:
beqz a2, 4f
nop
3:
lw t1, 0(a0)
not t2, t1
srl t2, t2, 24
replv.ph t2, t2
muleu_s.ph.qbl t4, a1, t2
muleu_s.ph.qbr t5, a1, t2
shra_r.ph t6, t4, 8
shra_r.ph t7, t5, 8
and t6,t6,t0
and t7,t7,t0
addq.ph t8, t4, t6
addq.ph t9, t5, t7
shra_r.ph t8, t8, 8
shra_r.ph t9, t9, 8
precr.qb.ph t9, t8, t9
addu_s.qb t9, t1, t9
sw t9, 0(a0)
addiu a2, a2, -1
bnez a2, 3b
addiu a0, a0, 4
4:
RESTORE_REGS_FROM_STACK 20, s0, s1, s2, s3, s4, s5, s6, s7
5:
j ra
nop
END(pixman_composite_over_reverse_n_8888_asm_mips)
LEAF_MIPS_DSPR2(pixman_composite_in_n_8_asm_mips)
/*
* a0 - dst (a8)
* a1 - src (32bit constant)
* a2 - w
*/
li t9, 0x00ff00ff
beqz a2, 3f
nop
srl t7, a2, 2 /* t7 = how many multiples of 4 dst pixels */
beqz t7, 1f /* branch if less than 4 src pixels */
nop
srl t8, a1, 24
replv.ph t8, t8
0:
beqz t7, 1f
addiu t7, t7, -1
lbu t0, 0(a0)
lbu t1, 1(a0)
lbu t2, 2(a0)
lbu t3, 3(a0)
precr_sra.ph.w t1, t0, 0
precr_sra.ph.w t3, t2, 0
precr.qb.ph t0, t3, t1
muleu_s.ph.qbl t2, t0, t8
muleu_s.ph.qbr t3, t0, t8
shra_r.ph t4, t2, 8
shra_r.ph t5, t3, 8
and t4, t4, t9
and t5, t5, t9
addq.ph t2, t2, t4
addq.ph t3, t3, t5
shra_r.ph t2, t2, 8
shra_r.ph t3, t3, 8
precr.qb.ph t2, t2, t3
sb t2, 0(a0)
srl t2, t2, 8
sb t2, 1(a0)
srl t2, t2, 8
sb t2, 2(a0)
srl t2, t2, 8
sb t2, 3(a0)
addiu a2, a2, -4
b 0b
addiu a0, a0, 4
1:
beqz a2, 3f
nop
srl t8, a1, 24
2:
lbu t0, 0(a0)
mul t2, t0, t8
shra_r.ph t3, t2, 8
andi t3, t3, 0x00ff
addq.ph t2, t2, t3
shra_r.ph t2, t2, 8
sb t2, 0(a0)
addiu a2, a2, -1
bnez a2, 2b
addiu a0, a0, 1
3:
j ra
nop
END(pixman_composite_in_n_8_asm_mips)
LEAF_MIPS_DSPR2(pixman_scaled_nearest_scanline_8888_8888_OVER_asm_mips)
/*
* a0 - dst (a8r8g8b8)
* a1 - src (a8r8g8b8)
* a2 - w
* a3 - vx
* 16(sp) - unit_x
*/
SAVE_REGS_ON_STACK 0, s0, s1, s2, s3
lw t8, 16(sp) /* t8 = unit_x */
li t6, 0x00ff00ff
beqz a2, 3f
nop
addiu t1, a2, -1
beqz t1, 2f
nop
1:
sra t0, a3, 16 /* t0 = vx >> 16 */
sll t0, t0, 2 /* t0 = t0 * 4 (a8r8g8b8) */
addu t0, a1, t0
lw t0, 0(t0) /* t0 = source (a8r8g8b8) */
addu a3, a3, t8 /* a3 = vx + unit_x */
sra t1, a3, 16 /* t0 = vx >> 16 */
sll t1, t1, 2 /* t0 = t0 * 4 (a8r8g8b8) */
addu t1, a1, t1
lw t1, 0(t1) /* t1 = source (a8r8g8b8) */
addu a3, a3, t8 /* a3 = vx + unit_x */
lw t2, 0(a0) /* t2 = destination (a8r8g8b8) */
lw t3, 4(a0) /* t3 = destination (a8r8g8b8) */
OVER_2x8888_2x8888 t0, t1, t2, t3, t4, t5, t6, t7, t9, s0, s1, s2, s3
sw t4, 0(a0)
sw t5, 4(a0)
addiu a2, a2, -2
addiu t1, a2, -1
bgtz t1, 1b
addiu a0, a0, 8
2:
beqz a2, 3f
nop
sra t0, a3, 16 /* t0 = vx >> 16 */
sll t0, t0, 2 /* t0 = t0 * 4 (a8r8g8b8) */
addu t0, a1, t0
lw t0, 0(t0) /* t0 = source (a8r8g8b8) */
lw t1, 0(a0) /* t1 = destination (a8r8g8b8) */
addu a3, a3, t8 /* a3 = vx + unit_x */
OVER_8888_8888 t0, t1, t2, t6, t4, t5, t3, t7
sw t2, 0(a0)
3:
RESTORE_REGS_FROM_STACK 0, s0, s1, s2, s3
j ra
nop
END(pixman_scaled_nearest_scanline_8888_8888_OVER_asm_mips)
LEAF_MIPS_DSPR2(pixman_scaled_nearest_scanline_8888_0565_OVER_asm_mips)
/*
* a0 - dst (r5g6b5)
* a1 - src (a8r8g8b8)
* a2 - w
* a3 - vx
* 16(sp) - unit_x
*/
SAVE_REGS_ON_STACK 24, s0, s1, s2, s3, s4, v0, v1
lw t8, 40(sp) /* t8 = unit_x */
li t4, 0x00ff00ff
li t5, 0xf800f800
li t6, 0x07e007e0
li t7, 0x001F001F
beqz a2, 3f
nop
addiu t1, a2, -1
beqz t1, 2f
nop
1:
sra t0, a3, 16 /* t0 = vx >> 16 */
sll t0, t0, 2 /* t0 = t0 * 4 (a8r8g8b8) */
addu t0, a1, t0
lw t0, 0(t0) /* t0 = source (a8r8g8b8) */
addu a3, a3, t8 /* a3 = vx + unit_x */
sra t1, a3, 16 /* t0 = vx >> 16 */
sll t1, t1, 2 /* t0 = t0 * 4 (a8r8g8b8) */
addu t1, a1, t1
lw t1, 0(t1) /* t1 = source (a8r8g8b8) */
addu a3, a3, t8 /* a3 = vx + unit_x */
lhu t2, 0(a0) /* t2 = destination (r5g6b5) */
lhu t3, 2(a0) /* t3 = destination (r5g6b5) */
CONVERT_2x0565_TO_2x8888 t2, t3, v0, v1, t6, t7, s0, s1, s2, s3
OVER_2x8888_2x8888 t0, t1, v0, v1, t2, t3, t4, t9, s0, s1, s2, s3, s4
CONVERT_2x8888_TO_2x0565 t2, t3, v0, v1, t5, t6, t7, t9, s2
sh v0, 0(a0)
sh v1, 2(a0)
addiu a2, a2, -2
addiu t1, a2, -1
bgtz t1, 1b
addiu a0, a0, 4
2:
beqz a2, 3f
nop
sra t0, a3, 16 /* t0 = vx >> 16 */
sll t0, t0, 2 /* t0 = t0 * 4 (a8r8g8b8) */
addu t0, a1, t0
lw t0, 0(t0) /* t0 = source (a8r8g8b8) */
lhu t1, 0(a0) /* t1 = destination (r5g6b5) */
addu a3, a3, t8 /* a3 = vx + unit_x */
CONVERT_1x0565_TO_1x8888 t1, t2, t5, t6
OVER_8888_8888 t0, t2, t1, t4, t3, t5, t6, t7
CONVERT_1x8888_TO_1x0565 t1, t2, t5, t6
sh t2, 0(a0)
3:
RESTORE_REGS_FROM_STACK 24, s0, s1, s2, s3, s4, v0, v1
j ra
nop
END(pixman_scaled_nearest_scanline_8888_0565_OVER_asm_mips)
LEAF_MIPS_DSPR2(pixman_scaled_nearest_scanline_0565_8888_SRC_asm_mips)
/*
* a0 - dst (a8r8g8b8)
* a1 - src (r5g6b5)
* a2 - w
* a3 - vx
* 16(sp) - unit_x
*/
SAVE_REGS_ON_STACK 0, v0
beqz a2, 3f
nop
lw v0, 16(sp) /* v0 = unit_x */
addiu t1, a2, -1
beqz t1, 2f
nop
li t4, 0x07e007e0
li t5, 0x001F001F
1:
sra t0, a3, 16 /* t0 = vx >> 16 */
sll t0, t0, 1 /* t0 = t0 * 2 ((r5g6b5)) */
addu t0, a1, t0
lhu t0, 0(t0) /* t0 = source ((r5g6b5)) */
addu a3, a3, v0 /* a3 = vx + unit_x */
sra t1, a3, 16 /* t1 = vx >> 16 */
sll t1, t1, 1 /* t1 = t1 * 2 ((r5g6b5)) */
addu t1, a1, t1
lhu t1, 0(t1) /* t1 = source ((r5g6b5)) */
addu a3, a3, v0 /* a3 = vx + unit_x */
addiu a2, a2, -2
CONVERT_2x0565_TO_2x8888 t0, t1, t2, t3, t4, t5, t6, t7, t8, t9
sw t2, 0(a0)
sw t3, 4(a0)
addiu t2, a2, -1
bgtz t2, 1b
addiu a0, a0, 8
2:
beqz a2, 3f
nop
sra t0, a3, 16 /* t0 = vx >> 16 */
sll t0, t0, 1 /* t0 = t0 * 2 ((r5g6b5)) */
addu t0, a1, t0
lhu t0, 0(t0) /* t0 = source ((r5g6b5)) */
CONVERT_1x0565_TO_1x8888 t0, t1, t2, t3
sw t1, 0(a0)
3:
RESTORE_REGS_FROM_STACK 0, v0
j ra
nop
END(pixman_scaled_nearest_scanline_0565_8888_SRC_asm_mips)
LEAF_MIPS_DSPR2(pixman_scaled_nearest_scanline_8888_8_0565_OVER_asm_mips)
/*
* a0 - dst (r5g6b5)
* a1 - src (a8r8g8b8)
* a2 - mask (a8)
* a3 - w
* 16(sp) - vx
* 20(sp) - unit_x
*/
beqz a3, 4f
nop
SAVE_REGS_ON_STACK 20, v0, v1, s0, s1, s2, s3, s4, s5
lw v0, 36(sp) /* v0 = vx */
lw v1, 40(sp) /* v1 = unit_x */
li t6, 0x00ff00ff
li t7, 0xf800f800
li t8, 0x07e007e0
li t9, 0x001F001F
addiu t1, a3, -1
beqz t1, 2f
nop
1:
sra t0, v0, 16 /* t0 = vx >> 16 */
sll t0, t0, 2 /* t0 = t0 * 4 (a8r8g8b8) */
addu t0, a1, t0
lw t0, 0(t0) /* t0 = source (a8r8g8b8) */
addu v0, v0, v1 /* v0 = vx + unit_x */
sra t1, v0, 16 /* t1 = vx >> 16 */
sll t1, t1, 2 /* t1 = t1 * 4 (a8r8g8b8) */
addu t1, a1, t1
lw t1, 0(t1) /* t1 = source (a8r8g8b8) */
addu v0, v0, v1 /* v0 = vx + unit_x */
lbu t2, 0(a2) /* t2 = mask (a8) */
lbu t3, 1(a2) /* t3 = mask (a8) */
lhu t4, 0(a0) /* t4 = destination (r5g6b5) */
lhu t5, 2(a0) /* t5 = destination (r5g6b5) */
addiu a2, a2, 2
CONVERT_2x0565_TO_2x8888 t4, t5, s0, s1, t8, t9, s2, s3, s4, s5
OVER_2x8888_2x8_2x8888 t0, t1, \
t2, t3, \
s0, s1, \
t4, t5, \
t6, s2, s3, s4, s5, t2, t3
CONVERT_2x8888_TO_2x0565 t4, t5, s0, s1, t7, t8, t9, s2, s3
sh s0, 0(a0)
sh s1, 2(a0)
addiu a3, a3, -2
addiu t1, a3, -1
bgtz t1, 1b
addiu a0, a0, 4
2:
beqz a3, 3f
nop
sra t0, v0, 16 /* t0 = vx >> 16 */
sll t0, t0, 2 /* t0 = t0 * 4 (a8r8g8b8) */
addu t0, a1, t0
lw t0, 0(t0) /* t0 = source (a8r8g8b8) */
lbu t1, 0(a2) /* t1 = mask (a8) */
lhu t2, 0(a0) /* t2 = destination (r5g6b5) */
CONVERT_1x0565_TO_1x8888 t2, t3, t4, t5
OVER_8888_8_8888 t0, t1, t3, t2, t6, t4, t5, t7, t8
CONVERT_1x8888_TO_1x0565 t2, t3, t4, t5
sh t3, 0(a0)
3:
RESTORE_REGS_FROM_STACK 20, v0, v1, s0, s1, s2, s3, s4, s5
4:
j ra
nop
END(pixman_scaled_nearest_scanline_8888_8_0565_OVER_asm_mips)
LEAF_MIPS_DSPR2(pixman_scaled_nearest_scanline_0565_8_0565_OVER_asm_mips)
/*
* a0 - dst (r5g6b5)
* a1 - src (r5g6b5)
* a2 - mask (a8)
* a3 - w
* 16(sp) - vx
* 20(sp) - unit_x
*/
beqz a3, 4f
nop
SAVE_REGS_ON_STACK 20, v0, v1, s0, s1, s2, s3, s4, s5
lw v0, 36(sp) /* v0 = vx */
lw v1, 40(sp) /* v1 = unit_x */
li t4, 0xf800f800
li t5, 0x07e007e0
li t6, 0x001F001F
li t7, 0x00ff00ff
addiu t1, a3, -1
beqz t1, 2f
nop
1:
sra t0, v0, 16 /* t0 = vx >> 16 */
sll t0, t0, 1 /* t0 = t0 * 2 (r5g6b5) */
addu t0, a1, t0
lhu t0, 0(t0) /* t0 = source (r5g6b5) */
addu v0, v0, v1 /* v0 = vx + unit_x */
sra t1, v0, 16 /* t1 = vx >> 16 */
sll t1, t1, 1 /* t1 = t1 * 2 (r5g6b5) */
addu t1, a1, t1
lhu t1, 0(t1) /* t1 = source (r5g6b5) */
addu v0, v0, v1 /* v0 = vx + unit_x */
lbu t2, 0(a2) /* t2 = mask (a8) */
lbu t3, 1(a2) /* t3 = mask (a8) */
lhu t8, 0(a0) /* t8 = destination (r5g6b5) */
lhu t9, 2(a0) /* t9 = destination (r5g6b5) */
addiu a2, a2, 2
CONVERT_2x0565_TO_2x8888 t0, t1, s0, s1, t5, t6, s2, s3, s4, s5
CONVERT_2x0565_TO_2x8888 t8, t9, s2, s3, t5, t6, s4, s5, t0, t1
OVER_2x8888_2x8_2x8888 s0, s1, \
t2, t3, \
s2, s3, \
t0, t1, \
t7, t8, t9, s4, s5, s0, s1
CONVERT_2x8888_TO_2x0565 t0, t1, s0, s1, t4, t5, t6, s2, s3
sh s0, 0(a0)
sh s1, 2(a0)
addiu a3, a3, -2
addiu t1, a3, -1
bgtz t1, 1b
addiu a0, a0, 4
2:
beqz a3, 3f
nop
sra t0, v0, 16 /* t0 = vx >> 16 */
sll t0, t0, 1 /* t0 = t0 * 2 (r5g6b5) */
addu t0, a1, t0
lhu t0, 0(t0) /* t0 = source (r5g6b5) */
lbu t1, 0(a2) /* t1 = mask (a8) */
lhu t2, 0(a0) /* t2 = destination (r5g6b5) */
CONVERT_1x0565_TO_1x8888 t0, t3, t4, t5
CONVERT_1x0565_TO_1x8888 t2, t4, t5, t6
OVER_8888_8_8888 t3, t1, t4, t0, t7, t2, t5, t6, t8
CONVERT_1x8888_TO_1x0565 t0, t3, t4, t5
sh t3, 0(a0)
3:
RESTORE_REGS_FROM_STACK 20, v0, v1, s0, s1, s2, s3, s4, s5
4:
j ra
nop
END(pixman_scaled_nearest_scanline_0565_8_0565_OVER_asm_mips)
LEAF_MIPS_DSPR2(pixman_scaled_bilinear_scanline_8888_8888_SRC_asm_mips)
/*
* a0 - *dst
* a1 - *src_top
* a2 - *src_bottom
* a3 - w
* 16(sp) - wt
* 20(sp) - wb
* 24(sp) - vx
* 28(sp) - unit_x
*/
beqz a3, 1f
nop
SAVE_REGS_ON_STACK 20, v0, s0, s1, s2, s3, s4, s5, s6, s7
lw s0, 36(sp) /* s0 = wt */
lw s1, 40(sp) /* s1 = wb */
lw s2, 44(sp) /* s2 = vx */
lw s3, 48(sp) /* s3 = unit_x */
li v0, BILINEAR_INTERPOLATION_RANGE
sll s0, s0, (2 * (8 - BILINEAR_INTERPOLATION_BITS))
sll s1, s1, (2 * (8 - BILINEAR_INTERPOLATION_BITS))
0:
andi t4, s2, 0xffff /* t4 = (short)vx */
srl t4, t4, (16 - BILINEAR_INTERPOLATION_BITS) /* t4 = vx >> 8 */
subu t5, v0, t4 /* t5 = ( 256 - (vx>>8)) */
mul s4, s0, t5 /* s4 = wt*(256-(vx>>8)) */
mul s5, s0, t4 /* s5 = wt*(vx>>8) */
mul s6, s1, t5 /* s6 = wb*(256-(vx>>8)) */
mul s7, s1, t4 /* s7 = wb*(vx>>8) */
sra t9, s2, 16
sll t9, t9, 2
addiu t8, t9, 4
lwx t0, t9(a1) /* t0 = tl */
lwx t1, t8(a1) /* t1 = tr */
addiu a3, a3, -1
lwx t2, t9(a2) /* t2 = bl */
lwx t3, t8(a2) /* t3 = br */
BILINEAR_INTERPOLATE_SINGLE_PIXEL t0, t1, t2, t3, t4, t5, t6, t7, t8, t9, s4, s5, s6, s7
addu s2, s2, s3 /* vx += unit_x; */
sw t0, 0(a0)
bnez a3, 0b
addiu a0, a0, 4
RESTORE_REGS_FROM_STACK 20, v0, s0, s1, s2, s3, s4, s5, s6, s7
1:
j ra
nop
END(pixman_scaled_bilinear_scanline_8888_8888_SRC_asm_mips)
LEAF_MIPS_DSPR2(pixman_scaled_bilinear_scanline_8888_0565_SRC_asm_mips)
/*
* a0 - *dst
* a1 - *src_top
* a2 - *src_bottom
* a3 - w
* 16(sp) - wt
* 20(sp) - wb
* 24(sp) - vx
* 28(sp) - unit_x
*/
beqz a3, 1f
nop
SAVE_REGS_ON_STACK 20, v0, s0, s1, s2, s3, s4, s5, s6, s7
lw s0, 36(sp) /* s0 = wt */
lw s1, 40(sp) /* s1 = wb */
lw s2, 44(sp) /* s2 = vx */
lw s3, 48(sp) /* s3 = unit_x */
li v0, BILINEAR_INTERPOLATION_RANGE
sll s0, s0, (2 * (8 - BILINEAR_INTERPOLATION_BITS))
sll s1, s1, (2 * (8 - BILINEAR_INTERPOLATION_BITS))
0:
andi t4, s2, 0xffff /* t4 = (short)vx */
srl t4, t4, (16 - BILINEAR_INTERPOLATION_BITS) /* t4 = vx >> 8 */
subu t5, v0, t4 /* t5 = ( 256 - (vx>>8)) */
mul s4, s0, t5 /* s4 = wt*(256-(vx>>8)) */
mul s5, s0, t4 /* s5 = wt*(vx>>8) */
mul s6, s1, t5 /* s6 = wb*(256-(vx>>8)) */
mul s7, s1, t4 /* s7 = wb*(vx>>8) */
sra t9, s2, 16
sll t9, t9, 2
addiu t8, t9, 4
lwx t0, t9(a1) /* t0 = tl */
lwx t1, t8(a1) /* t1 = tr */
addiu a3, a3, -1
lwx t2, t9(a2) /* t2 = bl */
lwx t3, t8(a2) /* t3 = br */
BILINEAR_INTERPOLATE_SINGLE_PIXEL t0, t1, t2, t3, t4, t5, t6, t7, t8, t9, s4, s5, s6, s7
CONVERT_1x8888_TO_1x0565 t0, t1, t2, t3
addu s2, s2, s3 /* vx += unit_x; */
sh t1, 0(a0)
bnez a3, 0b
addiu a0, a0, 2
RESTORE_REGS_FROM_STACK 20, v0, s0, s1, s2, s3, s4, s5, s6, s7
1:
j ra
nop
END(pixman_scaled_bilinear_scanline_8888_0565_SRC_asm_mips)
LEAF_MIPS_DSPR2(pixman_scaled_bilinear_scanline_0565_8888_SRC_asm_mips)
/*
* a0 - *dst
* a1 - *src_top
* a2 - *src_bottom
* a3 - w
* 16(sp) - wt
* 20(sp) - wb
* 24(sp) - vx
* 28(sp) - unit_x
*/
beqz a3, 1f
nop
SAVE_REGS_ON_STACK 28, v0, v1, s0, s1, s2, s3, s4, s5, s6, s7, s8
lw s0, 44(sp) /* s0 = wt */
lw s1, 48(sp) /* s1 = wb */
lw s2, 52(sp) /* s2 = vx */
lw s3, 56(sp) /* s3 = unit_x */
li v0, BILINEAR_INTERPOLATION_RANGE
li v1, 0x07e007e0
li s8, 0x001f001f
sll s0, s0, (2 * (8 - BILINEAR_INTERPOLATION_BITS))
sll s1, s1, (2 * (8 - BILINEAR_INTERPOLATION_BITS))
0:
andi t4, s2, 0xffff /* t4 = (short)vx */
srl t4, t4, (16 - BILINEAR_INTERPOLATION_BITS) /* t4 = vx >> 8 */
subu t5, v0, t4 /* t5 = ( 256 - (vx>>8)) */
mul s4, s0, t5 /* s4 = wt*(256-(vx>>8)) */
mul s5, s0, t4 /* s5 = wt*(vx>>8) */
mul s6, s1, t5 /* s6 = wb*(256-(vx>>8)) */
mul s7, s1, t4 /* s7 = wb*(vx>>8) */
sra t9, s2, 16
sll t9, t9, 1
addiu t8, t9, 2
lhx t0, t9(a1) /* t0 = tl */
lhx t1, t8(a1) /* t1 = tr */
andi t1, t1, 0xffff
addiu a3, a3, -1
lhx t2, t9(a2) /* t2 = bl */
lhx t3, t8(a2) /* t3 = br */
andi t3, t3, 0xffff
CONVERT_2x0565_TO_2x8888 t0, t1, t0, t1, v1, s8, t4, t5, t6, t7
CONVERT_2x0565_TO_2x8888 t2, t3, t2, t3, v1, s8, t4, t5, t6, t7
BILINEAR_INTERPOLATE_SINGLE_PIXEL t0, t1, t2, t3, t4, t5, t6, t7, t8, t9, s4, s5, s6, s7
addu s2, s2, s3 /* vx += unit_x; */
sw t0, 0(a0)
bnez a3, 0b
addiu a0, a0, 4
RESTORE_REGS_FROM_STACK 28, v0, v1, s0, s1, s2, s3, s4, s5, s6, s7, s8
1:
j ra
nop
END(pixman_scaled_bilinear_scanline_0565_8888_SRC_asm_mips)
LEAF_MIPS_DSPR2(pixman_scaled_bilinear_scanline_0565_0565_SRC_asm_mips)
/*
* a0 - *dst
* a1 - *src_top
* a2 - *src_bottom
* a3 - w
* 16(sp) - wt
* 20(sp) - wb
* 24(sp) - vx
* 28(sp) - unit_x
*/
beqz a3, 1f
nop
SAVE_REGS_ON_STACK 28, v0, v1, s0, s1, s2, s3, s4, s5, s6, s7, s8
lw s0, 44(sp) /* s0 = wt */
lw s1, 48(sp) /* s1 = wb */
lw s2, 52(sp) /* s2 = vx */
lw s3, 56(sp) /* s3 = unit_x */
li v0, BILINEAR_INTERPOLATION_RANGE
li v1, 0x07e007e0
li s8, 0x001f001f
sll s0, s0, (2 * (8 - BILINEAR_INTERPOLATION_BITS))
sll s1, s1, (2 * (8 - BILINEAR_INTERPOLATION_BITS))
0:
andi t4, s2, 0xffff /* t4 = (short)vx */
srl t4, t4, (16 - BILINEAR_INTERPOLATION_BITS) /* t4 = vx >> 8 */
subu t5, v0, t4 /* t5 = ( 256 - (vx>>8)) */
mul s4, s0, t5 /* s4 = wt*(256-(vx>>8)) */
mul s5, s0, t4 /* s5 = wt*(vx>>8) */
mul s6, s1, t5 /* s6 = wb*(256-(vx>>8)) */
mul s7, s1, t4 /* s7 = wb*(vx>>8) */
sra t9, s2, 16
sll t9, t9, 1
addiu t8, t9, 2
lhx t0, t9(a1) /* t0 = tl */
lhx t1, t8(a1) /* t1 = tr */
andi t1, t1, 0xffff
addiu a3, a3, -1
lhx t2, t9(a2) /* t2 = bl */
lhx t3, t8(a2) /* t3 = br */
andi t3, t3, 0xffff
CONVERT_2x0565_TO_2x8888 t0, t1, t0, t1, v1, s8, t4, t5, t6, t7
CONVERT_2x0565_TO_2x8888 t2, t3, t2, t3, v1, s8, t4, t5, t6, t7
BILINEAR_INTERPOLATE_SINGLE_PIXEL t0, t1, t2, t3, t4, t5, t6, t7, t8, t9, s4, s5, s6, s7
CONVERT_1x8888_TO_1x0565 t0, t1, t2, t3
addu s2, s2, s3 /* vx += unit_x; */
sh t1, 0(a0)
bnez a3, 0b
addiu a0, a0, 2
RESTORE_REGS_FROM_STACK 28, v0, v1, s0, s1, s2, s3, s4, s5, s6, s7, s8
1:
j ra
nop
END(pixman_scaled_bilinear_scanline_0565_0565_SRC_asm_mips)
LEAF_MIPS_DSPR2(pixman_scaled_bilinear_scanline_8888_8888_OVER_asm_mips)
/*
* a0 - *dst
* a1 - *src_top
* a2 - *src_bottom
* a3 - w
* 16(sp) - wt
* 20(sp) - wb
* 24(sp) - vx
* 28(sp) - unit_x
*/
beqz a3, 1f
nop
SAVE_REGS_ON_STACK 24, v0, s0, s1, s2, s3, s4, s5, s6, s7, s8
lw s0, 40(sp) /* s0 = wt */
lw s1, 44(sp) /* s1 = wb */
lw s2, 48(sp) /* s2 = vx */
lw s3, 52(sp) /* s3 = unit_x */
li v0, BILINEAR_INTERPOLATION_RANGE
li s8, 0x00ff00ff
sll s0, s0, (2 * (8 - BILINEAR_INTERPOLATION_BITS))
sll s1, s1, (2 * (8 - BILINEAR_INTERPOLATION_BITS))
0:
andi t4, s2, 0xffff /* t4 = (short)vx */
srl t4, t4, (16 - BILINEAR_INTERPOLATION_BITS) /* t4 = vx >> 8 */
subu t5, v0, t4 /* t5 = ( 256 - (vx>>8)) */
mul s4, s0, t5 /* s4 = wt*(256-(vx>>8)) */
mul s5, s0, t4 /* s5 = wt*(vx>>8) */
mul s6, s1, t5 /* s6 = wb*(256-(vx>>8)) */
mul s7, s1, t4 /* s7 = wb*(vx>>8) */
sra t9, s2, 16
sll t9, t9, 2
addiu t8, t9, 4
lwx t0, t9(a1) /* t0 = tl */
lwx t1, t8(a1) /* t1 = tr */
addiu a3, a3, -1
lwx t2, t9(a2) /* t2 = bl */
lwx t3, t8(a2) /* t3 = br */
BILINEAR_INTERPOLATE_SINGLE_PIXEL t0, t1, t2, t3, t4, t5, t6, t7, t8, t9, s4, s5, s6, s7
lw t1, 0(a0) /* t1 = dest */
OVER_8888_8888 t0, t1, t2, s8, t3, t4, t5, t6
addu s2, s2, s3 /* vx += unit_x; */
sw t2, 0(a0)
bnez a3, 0b
addiu a0, a0, 4
RESTORE_REGS_FROM_STACK 24, v0, s0, s1, s2, s3, s4, s5, s6, s7, s8
1:
j ra
nop
END(pixman_scaled_bilinear_scanline_8888_8888_OVER_asm_mips)
LEAF_MIPS_DSPR2(pixman_scaled_bilinear_scanline_8888_8888_ADD_asm_mips)
/*
* a0 - *dst
* a1 - *src_top
* a2 - *src_bottom
* a3 - w
* 16(sp) - wt
* 20(sp) - wb
* 24(sp) - vx
* 28(sp) - unit_x
*/
beqz a3, 1f
nop
SAVE_REGS_ON_STACK 20, v0, s0, s1, s2, s3, s4, s5, s6, s7
lw s0, 36(sp) /* s0 = wt */
lw s1, 40(sp) /* s1 = wb */
lw s2, 44(sp) /* s2 = vx */
lw s3, 48(sp) /* s3 = unit_x */
li v0, BILINEAR_INTERPOLATION_RANGE
sll s0, s0, (2 * (8 - BILINEAR_INTERPOLATION_BITS))
sll s1, s1, (2 * (8 - BILINEAR_INTERPOLATION_BITS))
0:
andi t4, s2, 0xffff /* t4 = (short)vx */
srl t4, t4, (16 - BILINEAR_INTERPOLATION_BITS) /* t4 = vx >> 8 */
subu t5, v0, t4 /* t5 = ( 256 - (vx>>8)) */
mul s4, s0, t5 /* s4 = wt*(256-(vx>>8)) */
mul s5, s0, t4 /* s5 = wt*(vx>>8) */
mul s6, s1, t5 /* s6 = wb*(256-(vx>>8)) */
mul s7, s1, t4 /* s7 = wb*(vx>>8) */
sra t9, s2, 16
sll t9, t9, 2
addiu t8, t9, 4
lwx t0, t9(a1) /* t0 = tl */
lwx t1, t8(a1) /* t1 = tr */
addiu a3, a3, -1
lwx t2, t9(a2) /* t2 = bl */
lwx t3, t8(a2) /* t3 = br */
BILINEAR_INTERPOLATE_SINGLE_PIXEL t0, t1, t2, t3, t4, t5, t6, t7, t8, t9, s4, s5, s6, s7
lw t1, 0(a0)
addu_s.qb t2, t0, t1
addu s2, s2, s3 /* vx += unit_x; */
sw t2, 0(a0)
bnez a3, 0b
addiu a0, a0, 4
RESTORE_REGS_FROM_STACK 20, v0, s0, s1, s2, s3, s4, s5, s6, s7
1:
j ra
nop
END(pixman_scaled_bilinear_scanline_8888_8888_ADD_asm_mips)
LEAF_MIPS_DSPR2(pixman_scaled_bilinear_scanline_8888_8_8888_SRC_asm_mips)
/*
* a0 - *dst
* a1 - *mask
* a2 - *src_top
* a3 - *src_bottom
* 16(sp) - wt
* 20(sp) - wb
* 24(sp) - vx
* 28(sp) - unit_x
* 32(sp) - w
*/
lw v1, 32(sp)
beqz v1, 1f
nop
SAVE_REGS_ON_STACK 28, v0, v1, s0, s1, s2, s3, s4, s5, s6, s7, s8
lw s0, 44(sp) /* s0 = wt */
lw s1, 48(sp) /* s1 = wb */
lw s2, 52(sp) /* s2 = vx */
lw s3, 56(sp) /* s3 = unit_x */
li v0, BILINEAR_INTERPOLATION_RANGE
li s8, 0x00ff00ff
sll s0, s0, (2 * (8 - BILINEAR_INTERPOLATION_BITS))
sll s1, s1, (2 * (8 - BILINEAR_INTERPOLATION_BITS))
0:
andi t4, s2, 0xffff /* t4 = (short)vx */
srl t4, t4, (16 - BILINEAR_INTERPOLATION_BITS) /* t4 = vx >> 8 */
subu t5, v0, t4 /* t5 = ( 256 - (vx>>8)) */
mul s4, s0, t5 /* s4 = wt*(256-(vx>>8)) */
mul s5, s0, t4 /* s5 = wt*(vx>>8) */
mul s6, s1, t5 /* s6 = wb*(256-(vx>>8)) */
mul s7, s1, t4 /* s7 = wb*(vx>>8) */
sra t9, s2, 16
sll t9, t9, 2
addiu t8, t9, 4
lwx t0, t9(a2) /* t0 = tl */
lwx t1, t8(a2) /* t1 = tr */
addiu v1, v1, -1
lwx t2, t9(a3) /* t2 = bl */
lwx t3, t8(a3) /* t3 = br */
BILINEAR_INTERPOLATE_SINGLE_PIXEL t0, t1, t2, t3, t4, t5, t6, t7, t8, t9, s4, s5, s6, s7
lbu t1, 0(a1) /* t1 = mask */
addiu a1, a1, 1
MIPS_UN8x4_MUL_UN8 t0, t1, t0, s8, t2, t3, t4
addu s2, s2, s3 /* vx += unit_x; */
sw t0, 0(a0)
bnez v1, 0b
addiu a0, a0, 4
RESTORE_REGS_FROM_STACK 28, v0, v1, s0, s1, s2, s3, s4, s5, s6, s7, s8
1:
j ra
nop
END(pixman_scaled_bilinear_scanline_8888_8_8888_SRC_asm_mips)
LEAF_MIPS_DSPR2(pixman_scaled_bilinear_scanline_8888_8_0565_SRC_asm_mips)
/*
* a0 - *dst
* a1 - *mask
* a2 - *src_top
* a3 - *src_bottom
* 16(sp) - wt
* 20(sp) - wb
* 24(sp) - vx
* 28(sp) - unit_x
* 32(sp) - w
*/
lw v1, 32(sp)
beqz v1, 1f
nop
SAVE_REGS_ON_STACK 28, v0, v1, s0, s1, s2, s3, s4, s5, s6, s7, s8
lw s0, 44(sp) /* s0 = wt */
lw s1, 48(sp) /* s1 = wb */
lw s2, 52(sp) /* s2 = vx */
lw s3, 56(sp) /* s3 = unit_x */
li v0, BILINEAR_INTERPOLATION_RANGE
li s8, 0x00ff00ff
sll s0, s0, (2 * (8 - BILINEAR_INTERPOLATION_BITS))
sll s1, s1, (2 * (8 - BILINEAR_INTERPOLATION_BITS))
0:
andi t4, s2, 0xffff /* t4 = (short)vx */
srl t4, t4, (16 - BILINEAR_INTERPOLATION_BITS) /* t4 = vx >> 8 */
subu t5, v0, t4 /* t5 = ( 256 - (vx>>8)) */
mul s4, s0, t5 /* s4 = wt*(256-(vx>>8)) */
mul s5, s0, t4 /* s5 = wt*(vx>>8) */
mul s6, s1, t5 /* s6 = wb*(256-(vx>>8)) */
mul s7, s1, t4 /* s7 = wb*(vx>>8) */
sra t9, s2, 16
sll t9, t9, 2
addiu t8, t9, 4
lwx t0, t9(a2) /* t0 = tl */
lwx t1, t8(a2) /* t1 = tr */
addiu v1, v1, -1
lwx t2, t9(a3) /* t2 = bl */
lwx t3, t8(a3) /* t3 = br */
BILINEAR_INTERPOLATE_SINGLE_PIXEL t0, t1, t2, t3, t4, t5, t6, t7, t8, t9, s4, s5, s6, s7
lbu t1, 0(a1) /* t1 = mask */
addiu a1, a1, 1
MIPS_UN8x4_MUL_UN8 t0, t1, t0, s8, t2, t3, t4
CONVERT_1x8888_TO_1x0565 t0, t1, t2, t3
addu s2, s2, s3 /* vx += unit_x; */
sh t1, 0(a0)
bnez v1, 0b
addiu a0, a0, 2
RESTORE_REGS_FROM_STACK 28, v0, v1, s0, s1, s2, s3, s4, s5, s6, s7, s8
1:
j ra
nop
END(pixman_scaled_bilinear_scanline_8888_8_0565_SRC_asm_mips)
LEAF_MIPS_DSPR2(pixman_scaled_bilinear_scanline_0565_8_x888_SRC_asm_mips)
/*
* a0 - *dst
* a1 - *mask
* a2 - *src_top
* a3 - *src_bottom
* 16(sp) - wt
* 20(sp) - wb
* 24(sp) - vx
* 28(sp) - unit_x
* 32(sp) - w
*/
lw t0, 32(sp)
beqz t0, 1f
nop
SAVE_REGS_ON_STACK 32, v0, v1, s0, s1, s2, s3, s4, s5, s6, s7, s8, ra
lw s0, 48(sp) /* s0 = wt */
lw s1, 52(sp) /* s1 = wb */
lw s2, 56(sp) /* s2 = vx */
lw s3, 60(sp) /* s3 = unit_x */
lw ra, 64(sp) /* ra = w */
li v0, 0x00ff00ff
li v1, 0x07e007e0
li s8, 0x001f001f
sll s0, s0, (2 * (8 - BILINEAR_INTERPOLATION_BITS))
sll s1, s1, (2 * (8 - BILINEAR_INTERPOLATION_BITS))
0:
andi t4, s2, 0xffff /* t4 = (short)vx */
srl t4, t4, (16 - BILINEAR_INTERPOLATION_BITS) /* t4 = vx >> 8 */
li t5, BILINEAR_INTERPOLATION_RANGE
subu t5, t5, t4 /* t5 = ( 256 - (vx>>8)) */
mul s4, s0, t5 /* s4 = wt*(256-(vx>>8)) */
mul s5, s0, t4 /* s5 = wt*(vx>>8) */
mul s6, s1, t5 /* s6 = wb*(256-(vx>>8)) */
mul s7, s1, t4 /* s7 = wb*(vx>>8) */
sra t9, s2, 16
sll t9, t9, 1
addiu t8, t9, 2
lhx t0, t9(a2) /* t0 = tl */
lhx t1, t8(a2) /* t1 = tr */
andi t1, t1, 0xffff
addiu ra, ra, -1
lhx t2, t9(a3) /* t2 = bl */
lhx t3, t8(a3) /* t3 = br */
andi t3, t3, 0xffff
CONVERT_2x0565_TO_2x8888 t0, t1, t0, t1, v1, s8, t4, t5, t6, t7
CONVERT_2x0565_TO_2x8888 t2, t3, t2, t3, v1, s8, t4, t5, t6, t7
BILINEAR_INTERPOLATE_SINGLE_PIXEL t0, t1, t2, t3, t4, t5, t6, t7, t8, t9, s4, s5, s6, s7
lbu t1, 0(a1) /* t1 = mask */
addiu a1, a1, 1
MIPS_UN8x4_MUL_UN8 t0, t1, t0, v0, t2, t3, t4
addu s2, s2, s3 /* vx += unit_x; */
sw t0, 0(a0)
bnez ra, 0b
addiu a0, a0, 4
RESTORE_REGS_FROM_STACK 32, v0, v1, s0, s1, s2, s3, s4, s5, s6, s7, s8, ra
1:
j ra
nop
END(pixman_scaled_bilinear_scanline_0565_8_x888_SRC_asm_mips)
LEAF_MIPS_DSPR2(pixman_scaled_bilinear_scanline_0565_8_0565_SRC_asm_mips)
/*
* a0 - *dst
* a1 - *mask
* a2 - *src_top
* a3 - *src_bottom
* 16(sp) - wt
* 20(sp) - wb
* 24(sp) - vx
* 28(sp) - unit_x
* 32(sp) - w
*/
lw t0, 32(sp)
beqz t0, 1f
nop
SAVE_REGS_ON_STACK 32, v0, v1, s0, s1, s2, s3, s4, s5, s6, s7, s8, ra
lw s0, 48(sp) /* s0 = wt */
lw s1, 52(sp) /* s1 = wb */
lw s2, 56(sp) /* s2 = vx */
lw s3, 60(sp) /* s3 = unit_x */
lw ra, 64(sp) /* ra = w */
li v0, 0x00ff00ff
li v1, 0x07e007e0
li s8, 0x001f001f
sll s0, s0, (2 * (8 - BILINEAR_INTERPOLATION_BITS))
sll s1, s1, (2 * (8 - BILINEAR_INTERPOLATION_BITS))
0:
andi t4, s2, 0xffff /* t4 = (short)vx */
srl t4, t4, (16 - BILINEAR_INTERPOLATION_BITS) /* t4 = vx >> 8 */
li t5, BILINEAR_INTERPOLATION_RANGE
subu t5, t5, t4 /* t5 = ( 256 - (vx>>8)) */
mul s4, s0, t5 /* s4 = wt*(256-(vx>>8)) */
mul s5, s0, t4 /* s5 = wt*(vx>>8) */
mul s6, s1, t5 /* s6 = wb*(256-(vx>>8)) */
mul s7, s1, t4 /* s7 = wb*(vx>>8) */
sra t9, s2, 16
sll t9, t9, 1
addiu t8, t9, 2
lhx t0, t9(a2) /* t0 = tl */
lhx t1, t8(a2) /* t1 = tr */
andi t1, t1, 0xffff
addiu ra, ra, -1
lhx t2, t9(a3) /* t2 = bl */
lhx t3, t8(a3) /* t3 = br */
andi t3, t3, 0xffff
CONVERT_2x0565_TO_2x8888 t0, t1, t0, t1, v1, s8, t4, t5, t6, t7
CONVERT_2x0565_TO_2x8888 t2, t3, t2, t3, v1, s8, t4, t5, t6, t7
BILINEAR_INTERPOLATE_SINGLE_PIXEL t0, t1, t2, t3, t4, t5, t6, t7, t8, t9, s4, s5, s6, s7
lbu t1, 0(a1) /* t1 = mask */
addiu a1, a1, 1
MIPS_UN8x4_MUL_UN8 t0, t1, t0, v0, t2, t3, t4
CONVERT_1x8888_TO_1x0565 t0, t1, t2, t3
addu s2, s2, s3 /* vx += unit_x; */
sh t1, 0(a0)
bnez ra, 0b
addiu a0, a0, 2
RESTORE_REGS_FROM_STACK 32, v0, v1, s0, s1, s2, s3, s4, s5, s6, s7, s8, ra
1:
j ra
nop
END(pixman_scaled_bilinear_scanline_0565_8_0565_SRC_asm_mips)
LEAF_MIPS_DSPR2(pixman_scaled_bilinear_scanline_8888_8_8888_OVER_asm_mips)
/*
* a0 - dst (a8r8g8b8)
* a1 - mask (a8)
* a2 - src_top (a8r8g8b8)
* a3 - src_bottom (a8r8g8b8)
* 16(sp) - wt
* 20(sp) - wb
* 24(sp) - vx
* 28(sp) - unit_x
* 32(sp) - w
*/
SAVE_REGS_ON_STACK 28, v0, v1, s0, s1, s2, s3, s4, s5, s6, s7, s8
lw v1, 60(sp) /* v1 = w(sp + 32 + 28 save regs stack offset)*/
beqz v1, 1f
nop
lw s0, 44(sp) /* s0 = wt */
lw s1, 48(sp) /* s1 = wb */
lw s2, 52(sp) /* s2 = vx */
lw s3, 56(sp) /* s3 = unit_x */
li v0, BILINEAR_INTERPOLATION_RANGE
li s8, 0x00ff00ff
sll s0, s0, (2 * (8 - BILINEAR_INTERPOLATION_BITS))
sll s1, s1, (2 * (8 - BILINEAR_INTERPOLATION_BITS))
0:
andi t4, s2, 0xffff /* t4 = (short)vx */
srl t4, t4, (16 - BILINEAR_INTERPOLATION_BITS) /* t4 = vx >> 8 */
subu t5, v0, t4 /* t5 = ( 256 - (vx>>8)) */
mul s4, s0, t5 /* s4 = wt*(256-(vx>>8)) */
mul s5, s0, t4 /* s5 = wt*(vx>>8) */
mul s6, s1, t5 /* s6 = wb*(256-(vx>>8)) */
mul s7, s1, t4 /* s7 = wb*(vx>>8) */
sra t9, s2, 16
sll t9, t9, 2
addiu t8, t9, 4
lwx t0, t9(a2) /* t0 = tl */
lwx t1, t8(a2) /* t1 = tr */
addiu v1, v1, -1
lwx t2, t9(a3) /* t2 = bl */
lwx t3, t8(a3) /* t3 = br */
BILINEAR_INTERPOLATE_SINGLE_PIXEL t0, t1, t2, t3, \
t4, t5, t6, t7, t8, t9, s4, s5, s6, s7
lbu t1, 0(a1) /* t1 = mask */
lw t2, 0(a0) /* t2 = dst */
addiu a1, a1, 1
OVER_8888_8_8888 t0, t1, t2, t0, s8, t3, t4, t5, t6
addu s2, s2, s3 /* vx += unit_x; */
sw t0, 0(a0)
bnez v1, 0b
addiu a0, a0, 4
1:
RESTORE_REGS_FROM_STACK 28, v0, v1, s0, s1, s2, s3, s4, s5, s6, s7, s8
j ra
nop
END(pixman_scaled_bilinear_scanline_8888_8_8888_OVER_asm_mips)
LEAF_MIPS_DSPR2(pixman_scaled_bilinear_scanline_8888_8_8888_ADD_asm_mips)
/*
* a0 - *dst
* a1 - *mask
* a2 - *src_top
* a3 - *src_bottom
* 16(sp) - wt
* 20(sp) - wb
* 24(sp) - vx
* 28(sp) - unit_x
* 32(sp) - w
*/
lw v1, 32(sp)
beqz v1, 1f
nop
SAVE_REGS_ON_STACK 28, v0, v1, s0, s1, s2, s3, s4, s5, s6, s7, s8
lw s0, 44(sp) /* s0 = wt */
lw s1, 48(sp) /* s1 = wb */
lw s2, 52(sp) /* s2 = vx */
lw s3, 56(sp) /* s3 = unit_x */
li v0, BILINEAR_INTERPOLATION_RANGE
li s8, 0x00ff00ff
sll s0, s0, (2 * (8 - BILINEAR_INTERPOLATION_BITS))
sll s1, s1, (2 * (8 - BILINEAR_INTERPOLATION_BITS))
0:
andi t4, s2, 0xffff /* t4 = (short)vx */
srl t4, t4, (16 - BILINEAR_INTERPOLATION_BITS) /* t4 = vx >> 8 */
subu t5, v0, t4 /* t5 = ( 256 - (vx>>8)) */
mul s4, s0, t5 /* s4 = wt*(256-(vx>>8)) */
mul s5, s0, t4 /* s5 = wt*(vx>>8) */
mul s6, s1, t5 /* s6 = wb*(256-(vx>>8)) */
mul s7, s1, t4 /* s7 = wb*(vx>>8) */
sra t9, s2, 16
sll t9, t9, 2
addiu t8, t9, 4
lwx t0, t9(a2) /* t0 = tl */
lwx t1, t8(a2) /* t1 = tr */
addiu v1, v1, -1
lwx t2, t9(a3) /* t2 = bl */
lwx t3, t8(a3) /* t3 = br */
BILINEAR_INTERPOLATE_SINGLE_PIXEL t0, t1, t2, t3, t4, t5, t6, t7, t8, t9, s4, s5, s6, s7
lbu t1, 0(a1) /* t1 = mask */
lw t2, 0(a0) /* t2 = dst */
addiu a1, a1, 1
MIPS_UN8x4_MUL_UN8_ADD_UN8x4 t0, t1, t2, t0, s8, t3, t4, t5
addu s2, s2, s3 /* vx += unit_x; */
sw t0, 0(a0)
bnez v1, 0b
addiu a0, a0, 4
RESTORE_REGS_FROM_STACK 28, v0, v1, s0, s1, s2, s3, s4, s5, s6, s7, s8
1:
j ra
nop
END(pixman_scaled_bilinear_scanline_8888_8_8888_ADD_asm_mips)