>From 58be83c34eb5b360412049c6fde0b5b85c329da9 Mon Sep 17 00:00:00 2001 From: kui zheng <kui.zh...@arm.com> Date: Wed, 16 Nov 2011 16:25:04 +0800 Subject: [PATCH] generic: Add NEON version of Sacc_to_Aop_rgb16
Signed-off-by: kui zheng <kui.zh...@arm.com>
---
src/gfx/generic/generic.c | 2 +
src/gfx/generic/generic_neon.h | 113 ++++++++++++++++++++++++++++++++++++++++
2 files changed, 115 insertions(+), 0 deletions(-)
diff --git a/src/gfx/generic/generic.c b/src/gfx/generic/generic.c
index d6b3b5c..edc1664 100644
--- a/src/gfx/generic/generic.c
+++ b/src/gfx/generic/generic.c
@@ -9660,6 +9660,8 @@ static void gInit_NEON( void )
/********************************* Sop_PFI_to_Dacc ****************************/
Sop_PFI_to_Dacc[DFB_PIXELFORMAT_INDEX(DSPF_RGB16)] =
Sop_rgb16_to_Dacc_NEON;
Sop_PFI_to_Dacc[DFB_PIXELFORMAT_INDEX(DSPF_ARGB )] =
Sop_argb_to_Dacc_NEON;
+/********************************* Sacc_to_Aop_PFI
****************************/
+ Sacc_to_Aop_PFI[DFB_PIXELFORMAT_INDEX(DSPF_RGB16)] =
Sacc_to_Aop_rgb16_NEON;
/********************************* misc accumulator operations ****************/
SCacc_add_to_Dacc = SCacc_add_to_Dacc_NEON;
Sacc_add_to_Dacc = Sacc_add_to_Dacc_NEON;
diff --git a/src/gfx/generic/generic_neon.h b/src/gfx/generic/generic_neon.h
index 6498638..907dc44 100644
--- a/src/gfx/generic/generic_neon.h
+++ b/src/gfx/generic/generic_neon.h
@@ -380,3 +380,116 @@ static void Sacc_add_to_Dacc_NEON ( GenefxState *gfxs )
}
}
+/*
+ * NEON version of Sacc_to_Aop_rgb16
+ */
+static void Sacc_to_Aop_rgb16_NEON ( GenefxState *gfxs )
+{
+ int w = gfxs->length;
+ GenefxAccumulator *S = gfxs->Sacc;
+ u16 *D = gfxs->Aop[0];
+ int Dstep = gfxs->Astep;
+ unsigned int loop;
+ unsigned int single;
+ u32 mask = 0xFF00FF00;
+ u32 color = 0x00FF00FF;
+ int i, j;
+
+#define PIXEL_OUT( a, r, g, b ) PIXEL_RGB16( r, g, b )
+
+#define PIXEL( x ) PIXEL_OUT( ((x).RGB.a & 0xFF00) ? 0xFF : (x).RGB.a, \
+ ((x).RGB.r & 0xFF00) ? 0xFF : (x).RGB.r, \
+ ((x).RGB.g & 0xFF00) ? 0xFF : (x).RGB.g, \
+ ((x).RGB.b & 0xFF00) ? 0xFF : (x).RGB.b )
+
+ if (Dstep != 1) {
+ while (w--) {
+ if (!(S->RGB.a & 0xF000))
+ *D = PIXEL( *S );
+
+ S++;
+ D += Dstep;
+ }
+ return;
+ }
+
+ if ((long)D & 2) {
+ if (!(S->RGB.a & 0xF000))
+ *D = PIXEL( *S );
+ S++;
+ D++;
+ w--;
+ }
+
+ loop = w >> 3;
+ single = w & 0x7;
+ while(loop){
+ for (i=0; i<8; i++) {
+ if ((S[i].RGB.a & 0xF000)) {
+ break;
+ }
+ }
+ if (i < 8) {
+ for (j=0; j<i; j++)
+ D[j] = PIXEL( S[j] );
+ for (j=i+1; j<8; j++) {
+ if (!(S[j].RGB.a & 0xF000))
+ D[j] = PIXEL( S[j] );
+ }
+ } else {
+ __asm__ __volatile__ (
+ "mov r4, %[S] \n\t"
+ "pld [r4, #0xC0] \n\t"
+ "pld [r4, #0x100] \n\t"
+ "vld4.16 {d0, d2, d4, d6}, [r4]! \n\t"
+ "vld4.16 {d1, d3, d5, d7}, [r4] \n\t"
+ "vdup.32 q3, %[mask] \n\t"
+ "vdup.32 q4, %[color] \n\t"
+ /* b */
+ "vtst.16 q5, q0, q3 \n\t"
+ "vceq.u16 q6, q5, #0 \n\t"
+ "vand.16 q5, q4, q5 \n\t"
+ "vand.16 q6, q0, q6 \n\t"
+ "vorr.16 q0, q5, q6 \n\t"
+ "vshr.u16 q0, q0, #3 \n\t"
+ /* g */
+ "vtst.16 q5, q1, q3 \n\t"
+ "vceq.u16 q6, q5, #0 \n\t"
+ "vand.16 q5, q4, q5 \n\t"
+ "vand.16 q6, q1, q6 \n\t"
+ "vorr.16 q1, q5, q6 \n\t"
+ "vshr.u16 q1, q1, #2 \n\t"
+ "vshl.u16 q1, q1, #5 \n\t"
+ /* r */
+ "vtst.16 q5, q2, q3 \n\t"
+ "vceq.u16 q6, q5, #0 \n\t"
+ "vand.16 q5, q4, q5 \n\t"
+ "vand.16 q6, q2, q6 \n\t"
+ "vorr.16 q2, q5, q6 \n\t"
+ "vshr.u16 q2, q2, #3 \n\t"
+ "vshl.u16 q2, q2, #11 \n\t"
+ /* rgb */
+ "vorr.16 q1, q1, q2 \n\t"
+ "vorr.16 q0, q0, q1 \n\t"
+ "vst1.16 {d0, d1}, [%[D]] "
+ :
+ : [D] "r" (D), [S] "r" (S), [mask] "r" (mask), [color] "r"
(color)
+ : "memory", "r4", "d0", "d1", "d2", "d3", "d4","d5", "d6",
+ "d7", "d8", "d9", "d10", "d11", "d12", "d13"
+ );
+ }//else
+ S += 8;
+ D += 8;
+ loop--;
+ }// end of loop
+
+ while (single){
+ if (!(S->RGB.a & 0xF000)) {
+ *D = PIXEL( *S );
+ }
+ S++;
+ D++;
+ single--;
+ }
+}
+
--
1.7.1
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0007-generic-Add-NEON-version-of-Sacc_to_Aop_rgb16.patch
Description: 0007-generic-Add-NEON-version-of-Sacc_to_Aop_rgb16.patch
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