The Tor Browser: gfx/skia/trunk/src/opts/SkXfermode_opts_arm

Conditionally force memory storage according to privacy.thirdparty.isolate;
This solves Tor bug #9701, complying with disk avoidance documented in
https://www.torproject.org/projects/torbrowser/design/#disk-avoidance.

     1 #ifndef SkXfermode_opts_arm_neon_DEFINED

     2 #define SkXfermode_opts_arm_neon_DEFINED

     4 #include "SkXfermode_proccoeff.h"

     6 class SkNEONProcCoeffXfermode : public SkProcCoeffXfermode {

     7 public:

     8     SkNEONProcCoeffXfermode(const ProcCoeff& rec, SkXfermode::Mode mode,

     9                             void* procSIMD)

    10             : INHERITED(rec, mode), fProcSIMD(procSIMD) {}

    12     virtual void xfer32(SkPMColor dst[], const SkPMColor src[], int count,

    13                         const SkAlpha aa[]) const SK_OVERRIDE;

    14     virtual void xfer16(uint16_t* SK_RESTRICT dst, const SkPMColor* SK_RESTRICT src,

    15                         int count, const SkAlpha* SK_RESTRICT aa) const SK_OVERRIDE;

    17     SK_TO_STRING_OVERRIDE()

    18     SK_DECLARE_PUBLIC_FLATTENABLE_DESERIALIZATION_PROCS(SkNEONProcCoeffXfermode)

    20 private:

    21     SkNEONProcCoeffXfermode(SkReadBuffer& buffer);

    23     // void* is used to avoid pulling arm_neon.h in the core and having to build

    24     // it with -mfpu=neon.

    25     void* fProcSIMD;

    26     typedef SkProcCoeffXfermode INHERITED;

    27 };

    29 extern SkPMColor srcatop_modeproc_neon(SkPMColor src, SkPMColor dst);

    30 extern SkPMColor dstatop_modeproc_neon(SkPMColor src, SkPMColor dst);

    31 extern SkPMColor xor_modeproc_neon(SkPMColor src, SkPMColor dst);

    32 extern SkPMColor plus_modeproc_neon(SkPMColor src, SkPMColor dst);

    33 extern SkPMColor modulate_modeproc_neon(SkPMColor src, SkPMColor dst);

    35 #endif //#ifdef SkXfermode_opts_arm_neon_DEFINED

The Tor Browser / file revision

gfx/skia/trunk/src/opts/SkXfermode_opts_arm_neon.h@97036ab72558

gfx/skia/trunk/src/opts/SkXfermode_opts_arm_neon.h