>From 12059868a5c9192bb15aa08e8d25562d52d389dd Mon Sep 17 00:00:00 2001 From: kui zheng <kui.zh...@arm.com> Date: Wed, 16 Nov 2011 17:08:45 +0800 Subject: [PATCH] generic: Add NEON version of Dacc_modulate_argb
Signed-off-by: kui zheng <kui.zh...@arm.com>
---
src/gfx/generic/generic.c | 5 ++
src/gfx/generic/generic_neon.h | 93 ++++++++++++++++++++++++++++++++++++++++
2 files changed, 98 insertions(+), 0 deletions(-)
diff --git a/src/gfx/generic/generic.c b/src/gfx/generic/generic.c
index 461da55..a697155 100644
--- a/src/gfx/generic/generic.c
+++ b/src/gfx/generic/generic.c
@@ -9668,6 +9668,11 @@ static void gInit_NEON( void )
/********************************* Xacc_blend *********************************/
Xacc_blend[DSBF_INVSRCALPHA-1] = Xacc_blend_invsrcalpha_NEON;
Xacc_blend[DSBF_SRCALPHA-1] = Xacc_blend_srcalpha_NEON;
+/********************************* Dacc_modulation
****************************/
+ Dacc_modulation[DSBLIT_BLEND_ALPHACHANNEL |
+ DSBLIT_BLEND_COLORALPHA |
+ DSBLIT_COLORIZE] = Dacc_modulate_argb_NEON;
+
}
#endif
diff --git a/src/gfx/generic/generic_neon.h b/src/gfx/generic/generic_neon.h
index e601b8f..79088e6 100644
--- a/src/gfx/generic/generic_neon.h
+++ b/src/gfx/generic/generic_neon.h
@@ -884,3 +884,96 @@ static void Xacc_blend_srcalpha_NEON( GenefxState *gfxs )
else
Xacc_blend_srcalpha_Sacc0_NEON ( gfxs );
}
+
+/*
+ * NEON version of Dacc_modulate_argb_NEON.
+ */
+static void Dacc_modulate_argb_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.a = (Cacc.RGB.a * D->RGB.a) >> 8;
+ 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 q3, %[Cacc_a] \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 q14, d8, d0 \n\t"
+ "vshrn.i32 d20, q14, #8 \n\t"
+ "vmull.u16 q14, d9, d1 \n\t"
+ "vshrn.i32 d21, q14, #8 \n\t"
+ /* g:q11, q1, q5 */
+ "vmull.u16 q14, d10, d2 \n\t"
+ "vshrn.i32 d22, q14, #8 \n\t"
+ "vmull.u16 q14, d11, d3 \n\t"
+ "vshrn.i32 d23, q14, #8 \n\t"
+ /* r:q12, q2, q6 */
+ "vmull.u16 q14, d12, d4 \n\t"
+ "vshrn.i32 d24, q14, #8 \n\t"
+ "vmull.u16 q14, d13, d5 \n\t"
+ "vshrn.i32 d25, q14, #8 \n\t"
+ /* a:q13, q3, q7 */
+ "vmull.u16 q14, d14, d6 \n\t"
+ "vshrn.i32 d26, q14, #8 \n\t"
+ "vmull.u16 q14, d15, d7 \n\t"
+ "vshrn.i32 d27, q14, #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"
+ "vand q13, q9, q13 \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"
+ "vand q7, q9, q7 \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"
+ "vorr q7, q7, q13 \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_a] "r" (Cacc.RGB.a), [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", "d26",
"d27", "d28", "d29"
+ );
+ }
+
+}
--
1.7.1
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0010-generic-Add-NEON-version-of-Dacc_modulate_argb.patch
Description: 0010-generic-Add-NEON-version-of-Dacc_modulate_argb.patch
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