>From 8e8b8b754d1d222e074138ba2d8c2bf617dd1a21 Mon Sep 17 00:00:00 2001 From: kui zheng <kui.zh...@arm.com> Date: Wed, 16 Nov 2011 17:18:42 +0800 Subject: [PATCH] generic: Add NEON version of Dacc_modulate_rgb
Signed-off-by: kui zheng <kui.zh...@arm.com>
---
src/gfx/generic/generic.c | 4 +-
src/gfx/generic/generic_neon.h | 81 ++++++++++++++++++++++++++++++++++++++++
2 files changed, 84 insertions(+), 1 deletions(-)
diff --git a/src/gfx/generic/generic.c b/src/gfx/generic/generic.c
index a697155..cb35672 100644
--- a/src/gfx/generic/generic.c
+++ b/src/gfx/generic/generic.c
@@ -9672,7 +9672,9 @@ static void gInit_NEON( void )
Dacc_modulation[DSBLIT_BLEND_ALPHACHANNEL |
DSBLIT_BLEND_COLORALPHA |
DSBLIT_COLORIZE] = Dacc_modulate_argb_NEON;
-
+ Dacc_modulation[DSBLIT_COLORIZE] = Dacc_modulate_rgb_NEON;
+ Dacc_modulation[DSBLIT_COLORIZE |
+ DSBLIT_BLEND_ALPHACHANNEL] = Dacc_modulate_rgb_NEON;
}
#endif
diff --git a/src/gfx/generic/generic_neon.h b/src/gfx/generic/generic_neon.h
index 79088e6..066d32a 100644
--- a/src/gfx/generic/generic_neon.h
+++ b/src/gfx/generic/generic_neon.h
@@ -977,3 +977,84 @@ static void Dacc_modulate_argb_NEON( GenefxState *gfxs )
}
}
+
+/*
+ * NEON version of Dacc_modulate_rgb_NEON.
+ */
+static void Dacc_modulate_rgb_NEON( GenefxState *gfxs )
+{
+ int w = gfxs->length;
+ GenefxAccumulator *D = gfxs->Dacc;
+ GenefxAccumulator Cacc = gfxs->Cacc;
+ unsigned int loop = w >> 3;
+ unsigned int single = w & 0x7;
+ u16 maska = 0xF000;
+
+ while (single){
+ if (!(D->RGB.a & 0xF000)) {
+ D->RGB.r = (Cacc.RGB.r * D->RGB.r) >> 8;
+ D->RGB.g = (Cacc.RGB.g * D->RGB.g) >> 8;
+ D->RGB.b = (Cacc.RGB.b * D->RGB.b) >> 8;
+ }
+ D++;
+ single--;
+ }
+
+ if (loop) {
+ __asm__ __volatile__ (
+ "mov r4, %[D] \n\t"
+ "mov r5, %[D] \n\t"
+ "vdup.16 q2, %[Cacc_r] \n\t"
+ "vdup.16 q1, %[Cacc_g] \n\t"
+ "vdup.16 q0, %[Cacc_b] \n\t"
+ "vdup.16 q8, %[maska] \n\t"
+ "1: \n\t"
+ "pld [r4, #0xC0] \n\t"
+ "pld [r4, #0x100] \n\t"
+ /* vload q4:b, q5:g, q6:r, q7:a */
+ "vld4.16 {d8, d10, d12, d14}, [r4]! \n\t"
+ "vld4.16 {d9, d11, d13, d15}, [r4]! \n\t"
+ "vand q9, q7, q8 \n\t"
+ "vceq.i16 q9, q9, #0 \n\t"
+ /* b:q10 q0, q4 */
+ "vmull.u16 q3, d8, d0 \n\t"
+ "vshrn.i32 d20, q3, #8 \n\t"
+ "vmull.u16 q3, d9, d1 \n\t"
+ "vshrn.i32 d21, q3, #8 \n\t"
+ /* g:q11, q1, q5 */
+ "vmull.u16 q3, d10, d2 \n\t"
+ "vshrn.i32 d22, q3, #8 \n\t"
+ "vmull.u16 q3, d11, d3 \n\t"
+ "vshrn.i32 d23, q3, #8 \n\t"
+ /* r:q12, q2, q6 */
+ "vmull.u16 q3, d12, d4 \n\t"
+ "vshrn.i32 d24, q3, #8 \n\t"
+ "vmull.u16 q3, d13, d5 \n\t"
+ "vshrn.i32 d25, q3, #8 \n\t"
+ /* if (!(D->RGB.a & 0xF000)) */
+ "vand q10, q9, q10 \n\t"
+ "vand q11, q9, q11 \n\t"
+ "vand q12, q9, q12 \n\t"
+ /* if ((D->RGB.a & 0xF000)) */
+ "vceq.i16 q9, q9, #0 \n\t"
+ "vand q4, q9, q4 \n\t"
+ "vand q5, q9, q5 \n\t"
+ "vand q6, q9, q6 \n\t"
+ /* Dacc: q4(b), q5(g), q6(r), q7(a) */
+ "vorr q4, q4, q10 \n\t"
+ "vorr q5, q5, q11 \n\t"
+ "vorr q6, q6, q12 \n\t"
+ "vst4.16 {d8, d10, d12, d14}, [r5]! \n\t"
+ "vst4.16 {d9, d11, d13, d15}, [r5]! \n\t"
+ "subs %[loop], %[loop], #1 \n\t"
+ "bne 1b "
+ :
+ : [Cacc_r] "r" (Cacc.RGB.r), [Cacc_g] "r" (Cacc.RGB.g),
+ [Cacc_b] "r" (Cacc.RGB.b), [D] "r" (D), [maska] "r" (maska),
+ [loop] "r" (loop)
+ : "memory", "r4", "r5", "d0", "d1", "d2", "d3", "d4", "d5",
"d6",
+ "d7", "d8", "d9", "d10", "d11", "d12", "d13", "d14", "d15",
"d16",
+ "d17", "d18", "d19", "d20", "d21", "d22", "d23", "d24", "d25"
+ );
+ }
+}
--
1.7.1
-- IMPORTANT NOTICE: The contents of this email and any attachments are
confidential and may also be privileged. If you are not the intended recipient,
please notify the sender immediately and do not disclose the contents to any
other person, use it for any purpose, or store or copy the information in any
medium. Thank you.
0011-generic-Add-NEON-version-of-Dacc_modulate_rgb.patch
Description: 0011-generic-Add-NEON-version-of-Dacc_modulate_rgb.patch
_______________________________________________ directfb-dev mailing list directfb-dev@directfb.org http://mail.directfb.org/cgi-bin/mailman/listinfo/directfb-dev
