From: Nemanja Lukic <nemanja.lu...@rt-rk.com>
Performance numbers before/after on MIPS-74kc @ 1GHz:
lowlevel-blt-bench results
Referent (before):
add_8888_8888_8888 = L1: 17.55 L2: 13.35 M: 8.13 ( 93.95%) HT:
6.60 VT: 6.64 R: 6.45 RT: 3.47 ( 26Kops/s)
add_8_8 = L1: 86.07 L2: 84.89 M: 62.36 ( 90.11%) HT:
36.36 VT: 34.74 R: 29.56 RT: 11.56 ( 52Kops/s)
add_8888_8888 = L1: 95.59 L2: 73.05 M: 17.62 (101.84%) HT:
15.46 VT: 15.01 R: 13.94 RT: 6.71 ( 42Kops/s)
Optimized:
add_8888_8888_8888 = L1: 41.52 L2: 33.21 M: 11.97 (138.45%) HT:
10.47 VT: 10.19 R: 9.42 RT: 4.86 ( 32Kops/s)
add_8_8 = L1: 135.06 L2: 104.82 M: 57.13 ( 82.58%) HT:
34.79 VT: 36.60 R: 28.28 RT: 10.54 ( 51Kops/s)
add_8888_8888 = L1: 176.36 L2: 67.82 M: 17.48 (101.06%) HT:
15.16 VT: 14.62 R: 13.88 RT: 8.05 ( 45Kops/s)
---
pixman/pixman-mips-dspr2-asm.S | 202 ++++++++++++++++++++++++++++++++++++++++
pixman/pixman-mips-dspr2.c | 10 ++
2 files changed, 212 insertions(+), 0 deletions(-)
diff --git a/pixman/pixman-mips-dspr2-asm.S b/pixman/pixman-mips-dspr2-asm.S
index 7c8ca30..b5cae16 100644
--- a/pixman/pixman-mips-dspr2-asm.S
+++ b/pixman/pixman-mips-dspr2-asm.S
@@ -1631,6 +1631,208 @@
LEAF_MIPS_DSPR2(pixman_composite_add_8888_n_8888_asm_mips)
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_scaled_bilinear_scanline_8888_8888_SRC_asm_mips)
/*
* a0 - *dst
diff --git a/pixman/pixman-mips-dspr2.c b/pixman/pixman-mips-dspr2.c
index 1471750..9da636d 100644
--- a/pixman/pixman-mips-dspr2.c
+++ b/pixman/pixman-mips-dspr2.c
@@ -50,6 +50,10 @@ PIXMAN_MIPS_BIND_FAST_PATH_SRC_DST (DO_FAST_MEMCPY,
src_0888_0888,
uint8_t, 3, uint8_t, 3)
PIXMAN_MIPS_BIND_FAST_PATH_SRC_DST (0, over_8888_8888,
uint32_t, 1, uint32_t, 1)
+PIXMAN_MIPS_BIND_FAST_PATH_SRC_DST (0, add_8_8,
+ uint8_t, 1, uint8_t, 1)
+PIXMAN_MIPS_BIND_FAST_PATH_SRC_DST (0, add_8888_8888,
+ uint32_t, 1, uint32_t, 1)
PIXMAN_MIPS_BIND_FAST_PATH_N_MASK_DST (SKIP_ZERO_SRC, over_n_8888_8888_ca,
uint32_t, 1, uint32_t, 1)
@@ -77,6 +81,8 @@ PIXMAN_MIPS_BIND_FAST_PATH_SRC_MASK_DST (add_8_8_8, uint8_t,
1,
uint8_t, 1, uint8_t, 1)
PIXMAN_MIPS_BIND_FAST_PATH_SRC_MASK_DST (add_8888_8_8888, uint32_t, 1,
uint8_t, 1, uint32_t, 1)
+PIXMAN_MIPS_BIND_FAST_PATH_SRC_MASK_DST (add_8888_8888_8888, uint32_t, 1,
+ uint32_t, 1, uint32_t, 1)
PIXMAN_MIPS_BIND_FAST_PATH_SRC_MASK_DST (add_0565_8_0565, uint16_t, 1,
uint8_t, 1, uint16_t, 1)
PIXMAN_MIPS_BIND_FAST_PATH_SRC_MASK_DST (over_8888_8_8888, uint32_t, 1,
@@ -291,8 +297,12 @@ static const pixman_fast_path_t mips_dspr2_fast_paths[] =
PIXMAN_STD_FAST_PATH (ADD, b5g6r5, a8, b5g6r5,
mips_composite_add_0565_8_0565),
PIXMAN_STD_FAST_PATH (ADD, a8r8g8b8, a8, a8r8g8b8,
mips_composite_add_8888_8_8888),
PIXMAN_STD_FAST_PATH (ADD, a8b8g8r8, a8, a8b8g8r8,
mips_composite_add_8888_8_8888),
+ PIXMAN_STD_FAST_PATH (ADD, a8r8g8b8, a8r8g8b8, a8r8g8b8,
mips_composite_add_8888_8888_8888),
PIXMAN_STD_FAST_PATH (ADD, a8r8g8b8, solid, a8r8g8b8,
mips_composite_add_8888_n_8888),
PIXMAN_STD_FAST_PATH (ADD, a8b8g8r8, solid, a8b8g8r8,
mips_composite_add_8888_n_8888),
+ PIXMAN_STD_FAST_PATH (ADD, a8, null, a8,
mips_composite_add_8_8),
+ PIXMAN_STD_FAST_PATH (ADD, a8r8g8b8, null, a8r8g8b8,
mips_composite_add_8888_8888),
+ PIXMAN_STD_FAST_PATH (ADD, a8b8g8r8, null, a8b8g8r8,
mips_composite_add_8888_8888),
SIMPLE_BILINEAR_FAST_PATH (SRC, a8r8g8b8, a8r8g8b8, mips_8888_8888),
SIMPLE_BILINEAR_FAST_PATH (SRC, a8r8g8b8, x8r8g8b8, mips_8888_8888),
--
1.7.3
_______________________________________________
Pixman mailing list
Pixman@lists.freedesktop.org
http://lists.freedesktop.org/mailman/listinfo/pixman
