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-rw-r--r--gfx/skia/patches/archive/0006-Bug-751814-ARM-EDSP-ARMv6-Skia-fixes.patch147
1 files changed, 147 insertions, 0 deletions
diff --git a/gfx/skia/patches/archive/0006-Bug-751814-ARM-EDSP-ARMv6-Skia-fixes.patch b/gfx/skia/patches/archive/0006-Bug-751814-ARM-EDSP-ARMv6-Skia-fixes.patch
new file mode 100644
index 000000000..eb75691ad
--- /dev/null
+++ b/gfx/skia/patches/archive/0006-Bug-751814-ARM-EDSP-ARMv6-Skia-fixes.patch
@@ -0,0 +1,147 @@
+From 94916fbbc7865c6fe23a57d6edc48c6daf93dda8 Mon Sep 17 00:00:00 2001
+From: George Wright <gwright@mozilla.com>
+Date: Fri, 18 May 2012 14:16:08 -0400
+Subject: [PATCH 06/10] Bug 755869 - [9] Re-apply bug 751814 - Various
+ Skia fixes for ARM without EDSP and ARMv6+
+ r=mattwoodrow
+
+---
+ gfx/skia/include/core/SkMath.h | 5 +--
+ gfx/skia/include/core/SkPostConfig.h | 45 ++++++++++++++++++++++
+ gfx/skia/src/opts/SkBitmapProcState_opts_arm.cpp | 6 +-
+ gfx/skia/src/opts/SkBlitRow_opts_arm.cpp | 9 ++++
+ 4 files changed, 58 insertions(+), 7 deletions(-)
+
+diff --git a/gfx/skia/include/core/SkMath.h b/gfx/skia/include/core/SkMath.h
+index 5889103..7a4b707 100644
+--- a/gfx/skia/include/core/SkMath.h
++++ b/gfx/skia/include/core/SkMath.h
+@@ -153,10 +153,7 @@ static inline bool SkIsPow2(int value) {
+ With this requirement, we can generate faster instructions on some
+ architectures.
+ */
+-#if defined(__arm__) \
+- && !defined(__thumb__) \
+- && !defined(__ARM_ARCH_4T__) \
+- && !defined(__ARM_ARCH_5T__)
++#ifdef SK_ARM_HAS_EDSP
+ static inline int32_t SkMulS16(S16CPU x, S16CPU y) {
+ SkASSERT((int16_t)x == x);
+ SkASSERT((int16_t)y == y);
+diff --git a/gfx/skia/include/core/SkPostConfig.h b/gfx/skia/include/core/SkPostConfig.h
+index 041fe2a..03105e4 100644
+--- a/gfx/skia/include/core/SkPostConfig.h
++++ b/gfx/skia/include/core/SkPostConfig.h
+@@ -311,3 +311,48 @@
+ #ifndef SK_ALLOW_STATIC_GLOBAL_INITIALIZERS
+ #define SK_ALLOW_STATIC_GLOBAL_INITIALIZERS 1
+ #endif
++
++//////////////////////////////////////////////////////////////////////
++// ARM defines
++
++#if defined(__GNUC__) && defined(__arm__)
++
++# define SK_ARM_ARCH 3
++
++# if defined(__ARM_ARCH_4__) || defined(__ARM_ARCH_4T__) \
++ || defined(_ARM_ARCH_4)
++# undef SK_ARM_ARCH
++# define SK_ARM_ARCH 4
++# endif
++
++# if defined(__ARM_ARCH_5__) || defined(__ARM_ARCH_5T__) \
++ || defined(__ARM_ARCH_5E__) || defined(__ARM_ARCH_5TE__) \
++ || defined(__ARM_ARCH_5TEJ__) || defined(_ARM_ARCH_5)
++# undef SK_ARM_ARCH
++# define SK_ARM_ARCH 5
++# endif
++
++# if defined(__ARM_ARCH_6__) || defined(__ARM_ARCH_6J__) \
++ || defined(__ARM_ARCH_6K__) || defined(__ARM_ARCH_6Z__) \
++ || defined(__ARM_ARCH_6ZK__) || defined(__ARM_ARCH_6T2__) \
++ || defined(__ARM_ARCH_6M__) || defined(_ARM_ARCH_6)
++# undef SK_ARM_ARCH
++# define SK_ARM_ARCH 6
++# endif
++
++# if defined(__ARM_ARCH_7__) || defined(__ARM_ARCH_7A__) \
++ || defined(__ARM_ARCH_7R__) || defined(__ARM_ARCH_7M__) \
++ || defined(__ARM_ARCH_7EM__) || defined(_ARM_ARCH_7)
++# undef SK_ARM_ARCH
++# define SK_ARM_ARCH 7
++# endif
++
++# undef SK_ARM_HAS_EDSP
++# if defined(__thumb2__) && (SK_ARM_ARCH >= 6) \
++ || !defined(__thumb__) \
++ && ((SK_ARM_ARCH > 5) || defined(__ARM_ARCH_5E__) \
++ || defined(__ARM_ARCH_5TE__) || defined(__ARM_ARCH_5TEJ__))
++# define SK_ARM_HAS_EDSP 1
++# endif
++
++#endif
+diff --git a/gfx/skia/src/opts/SkBitmapProcState_opts_arm.cpp b/gfx/skia/src/opts/SkBitmapProcState_opts_arm.cpp
+index 20d62e1..deb1bfe 100644
+--- a/gfx/skia/src/opts/SkBitmapProcState_opts_arm.cpp
++++ b/gfx/skia/src/opts/SkBitmapProcState_opts_arm.cpp
+@@ -11,7 +11,7 @@
+ #include "SkColorPriv.h"
+ #include "SkUtils.h"
+
+-#if __ARM_ARCH__ >= 6 && !defined(SK_CPU_BENDIAN)
++#if SK_ARM_ARCH >= 6 && !defined(SK_CPU_BENDIAN)
+ void SI8_D16_nofilter_DX_arm(
+ const SkBitmapProcState& s,
+ const uint32_t* SK_RESTRICT xy,
+@@ -182,7 +182,7 @@ void SI8_opaque_D32_nofilter_DX_arm(const SkBitmapProcState& s,
+
+ s.fBitmap->getColorTable()->unlockColors(false);
+ }
+-#endif //__ARM_ARCH__ >= 6 && !defined(SK_CPU_BENDIAN)
++#endif // SK_ARM_ARCH >= 6 && !defined(SK_CPU_BENDIAN)
+
+ ///////////////////////////////////////////////////////////////////////////////
+
+@@ -200,7 +200,7 @@ void SkBitmapProcState::platformProcs() {
+
+ switch (fBitmap->config()) {
+ case SkBitmap::kIndex8_Config:
+-#if __ARM_ARCH__ >= 6 && !defined(SK_CPU_BENDIAN)
++#if SK_ARM_ARCH >= 6 && !defined(SK_CPU_BENDIAN)
+ if (justDx && !doFilter) {
+ #if 0 /* crashing on android device */
+ fSampleProc16 = SI8_D16_nofilter_DX_arm;
+diff --git a/gfx/skia/src/opts/SkBlitRow_opts_arm.cpp b/gfx/skia/src/opts/SkBlitRow_opts_arm.cpp
+index 2490371..c928888 100644
+--- a/gfx/skia/src/opts/SkBlitRow_opts_arm.cpp
++++ b/gfx/skia/src/opts/SkBlitRow_opts_arm.cpp
+@@ -675,8 +675,13 @@ static void __attribute((noinline,optimize("-fomit-frame-pointer"))) S32A_Blend_
+ /* dst1_scale and dst2_scale*/
+ "lsr r9, r5, #24 \n\t" /* src >> 24 */
+ "lsr r10, r6, #24 \n\t" /* src >> 24 */
++#ifdef SK_ARM_HAS_EDSP
+ "smulbb r9, r9, %[alpha] \n\t" /* r9 = SkMulS16 r9 with src_scale */
+ "smulbb r10, r10, %[alpha] \n\t" /* r10 = SkMulS16 r10 with src_scale */
++#else
++ "mul r9, r9, %[alpha] \n\t" /* r9 = SkMulS16 r9 with src_scale */
++ "mul r10, r10, %[alpha] \n\t" /* r10 = SkMulS16 r10 with src_scale */
++#endif
+ "lsr r9, r9, #8 \n\t" /* r9 >> 8 */
+ "lsr r10, r10, #8 \n\t" /* r10 >> 8 */
+ "rsb r9, r9, #256 \n\t" /* dst1_scale = r9 = 255 - r9 + 1 */
+@@ -745,7 +750,11 @@ static void __attribute((noinline,optimize("-fomit-frame-pointer"))) S32A_Blend_
+
+ "lsr r6, r5, #24 \n\t" /* src >> 24 */
+ "and r8, r12, r5, lsr #8 \n\t" /* ag = r8 = r5 masked by r12 lsr by #8 */
++#ifdef SK_ARM_HAS_EDSP
+ "smulbb r6, r6, %[alpha] \n\t" /* r6 = SkMulS16 with src_scale */
++#else
++ "mul r6, r6, %[alpha] \n\t" /* r6 = SkMulS16 with src_scale */
++#endif
+ "and r9, r12, r5 \n\t" /* rb = r9 = r5 masked by r12 */
+ "lsr r6, r6, #8 \n\t" /* r6 >> 8 */
+ "mul r8, r8, %[alpha] \n\t" /* ag = r8 times scale */
+--
+1.7.5.4
+