Add m-esr52 at 52.6.0

1 files changed, 226 insertions, 0 deletions

diff --git a/gfx/cairo/libpixman/src/pixman-combine.h.template b/gfx/cairo/libpixman/src/pixman-combine.h.template
new file mode 100644
index 000000000..20f784b5b
--- /dev/null
+++ b/gfx/cairo/libpixman/src/pixman-combine.h.template
@@ -0,0 +1,226 @@
+
+#define COMPONENT_SIZE
+#define MASK
+#define ONE_HALF
+
+#define A_SHIFT
+#define R_SHIFT
+#define G_SHIFT
+#define A_MASK
+#define R_MASK
+#define G_MASK
+
+#define RB_MASK
+#define AG_MASK
+#define RB_ONE_HALF
+#define RB_MASK_PLUS_ONE
+
+#define ALPHA_c(x) ((x) >> A_SHIFT)
+#define RED_c(x) (((x) >> R_SHIFT) & MASK)
+#define GREEN_c(x) (((x) >> G_SHIFT) & MASK)
+#define BLUE_c(x) ((x) & MASK)
+
+/*
+ * Helper macros.
+ */
+
+#define MUL_UNc(a, b, t)						\
+    ((t) = (a) * (comp2_t)(b) + ONE_HALF, ((((t) >> G_SHIFT ) + (t) ) >> G_SHIFT ))
+
+#define DIV_UNc(a, b)							\
+    (((comp2_t) (a) * MASK + ((b) / 2)) / (b))
+
+#define ADD_UNc(x, y, t)				     \
+    ((t) = (x) + (y),					     \
+     (comp4_t) (comp1_t) ((t) | (0 - ((t) >> G_SHIFT))))
+
+#define DIV_ONE_UNc(x)							\
+    (((x) + ONE_HALF + (((x) + ONE_HALF) >> G_SHIFT)) >> G_SHIFT)
+
+/*
+ * The methods below use some tricks to be able to do two color
+ * components at the same time.
+ */
+
+/*
+ * x_rb = (x_rb * a) / 255
+ */
+#define UNc_rb_MUL_UNc(x, a, t)						\
+    do									\
+    {									\
+	t  = ((x) & RB_MASK) * (a);					\
+	t += RB_ONE_HALF;						\
+	x = (t + ((t >> G_SHIFT) & RB_MASK)) >> G_SHIFT;		\
+	x &= RB_MASK;							\
+    } while (0)
+
+/*
+ * x_rb = min (x_rb + y_rb, 255)
+ */
+#define UNc_rb_ADD_UNc_rb(x, y, t)					\
+    do									\
+    {									\
+	t = ((x) + (y));						\
+	t |= RB_MASK_PLUS_ONE - ((t >> G_SHIFT) & RB_MASK);		\
+	x = (t & RB_MASK);						\
+    } while (0)
+
+/*
+ * x_rb = (x_rb * a_rb) / 255
+ */
+#define UNc_rb_MUL_UNc_rb(x, a, t)					\
+    do									\
+    {									\
+	t  = (x & MASK) * (a & MASK);					\
+	t |= (x & R_MASK) * ((a >> R_SHIFT) & MASK);			\
+	t += RB_ONE_HALF;						\
+	t = (t + ((t >> G_SHIFT) & RB_MASK)) >> G_SHIFT;		\
+	x = t & RB_MASK;						\
+    } while (0)
+
+/*
+ * x_c = (x_c * a) / 255
+ */
+#define UNcx4_MUL_UNc(x, a)						\
+    do									\
+    {									\
+	comp4_t r1__, r2__, t__;					\
+									\
+	r1__ = (x);							\
+	UNc_rb_MUL_UNc (r1__, (a), t__);				\
+									\
+	r2__ = (x) >> G_SHIFT;						\
+	UNc_rb_MUL_UNc (r2__, (a), t__);				\
+									\
+	(x) = r1__ | (r2__ << G_SHIFT);					\
+    } while (0)
+
+/*
+ * x_c = (x_c * a) / 255 + y_c
+ */
+#define UNcx4_MUL_UNc_ADD_UNcx4(x, a, y)				\
+    do									\
+    {									\
+	comp4_t r1__, r2__, r3__, t__;					\
+									\
+	r1__ = (x);							\
+	r2__ = (y) & RB_MASK;						\
+	UNc_rb_MUL_UNc (r1__, (a), t__);				\
+	UNc_rb_ADD_UNc_rb (r1__, r2__, t__);				\
+									\
+	r2__ = (x) >> G_SHIFT;						\
+	r3__ = ((y) >> G_SHIFT) & RB_MASK;				\
+	UNc_rb_MUL_UNc (r2__, (a), t__);				\
+	UNc_rb_ADD_UNc_rb (r2__, r3__, t__);				\
+									\
+	(x) = r1__ | (r2__ << G_SHIFT);					\
+    } while (0)
+
+/*
+ * x_c = (x_c * a + y_c * b) / 255
+ */
+#define UNcx4_MUL_UNc_ADD_UNcx4_MUL_UNc(x, a, y, b)			\
+    do									\
+    {									\
+	comp4_t r1__, r2__, r3__, t__;					\
+									\
+	r1__ = (x);							\
+	r2__ = (y);							\
+	UNc_rb_MUL_UNc (r1__, (a), t__);				\
+	UNc_rb_MUL_UNc (r2__, (b), t__);				\
+	UNc_rb_ADD_UNc_rb (r1__, r2__, t__);				\
+									\
+	r2__ = ((x) >> G_SHIFT);					\
+	r3__ = ((y) >> G_SHIFT);					\
+	UNc_rb_MUL_UNc (r2__, (a), t__);				\
+	UNc_rb_MUL_UNc (r3__, (b), t__);				\
+	UNc_rb_ADD_UNc_rb (r2__, r3__, t__);				\
+									\
+	(x) = r1__ | (r2__ << G_SHIFT);					\
+    } while (0)
+
+/*
+ * x_c = (x_c * a_c) / 255
+ */
+#define UNcx4_MUL_UNcx4(x, a)						\
+    do									\
+    {									\
+	comp4_t r1__, r2__, r3__, t__;					\
+									\
+	r1__ = (x);							\
+	r2__ = (a);							\
+	UNc_rb_MUL_UNc_rb (r1__, r2__, t__);				\
+									\
+	r2__ = (x) >> G_SHIFT;						\
+	r3__ = (a) >> G_SHIFT;						\
+	UNc_rb_MUL_UNc_rb (r2__, r3__, t__);				\
+									\
+	(x) = r1__ | (r2__ << G_SHIFT);					\
+    } while (0)
+
+/*
+ * x_c = (x_c * a_c) / 255 + y_c
+ */
+#define UNcx4_MUL_UNcx4_ADD_UNcx4(x, a, y)				\
+    do									\
+    {									\
+	comp4_t r1__, r2__, r3__, t__;					\
+									\
+	r1__ = (x);							\
+	r2__ = (a);							\
+	UNc_rb_MUL_UNc_rb (r1__, r2__, t__);				\
+	r2__ = (y) & RB_MASK;						\
+	UNc_rb_ADD_UNc_rb (r1__, r2__, t__);				\
+									\
+	r2__ = ((x) >> G_SHIFT);					\
+	r3__ = ((a) >> G_SHIFT);					\
+	UNc_rb_MUL_UNc_rb (r2__, r3__, t__);				\
+	r3__ = ((y) >> G_SHIFT) & RB_MASK;				\
+	UNc_rb_ADD_UNc_rb (r2__, r3__, t__);				\
+									\
+	(x) = r1__ | (r2__ << G_SHIFT);					\
+    } while (0)
+
+/*
+ * x_c = (x_c * a_c + y_c * b) / 255
+ */
+#define UNcx4_MUL_UNcx4_ADD_UNcx4_MUL_UNc(x, a, y, b)			\
+    do									\
+    {									\
+	comp4_t r1__, r2__, r3__, t__;					\
+									\
+	r1__ = (x);							\
+	r2__ = (a);							\
+	UNc_rb_MUL_UNc_rb (r1__, r2__, t__);				\
+	r2__ = (y);							\
+	UNc_rb_MUL_UNc (r2__, (b), t__);				\
+	UNc_rb_ADD_UNc_rb (r1__, r2__, t__);				\
+									\
+	r2__ = (x) >> G_SHIFT;						\
+	r3__ = (a) >> G_SHIFT;						\
+	UNc_rb_MUL_UNc_rb (r2__, r3__, t__);				\
+	r3__ = (y) >> G_SHIFT;						\
+	UNc_rb_MUL_UNc (r3__, (b), t__);				\
+	UNc_rb_ADD_UNc_rb (r2__, r3__, t__);				\
+									\
+	x = r1__ | (r2__ << G_SHIFT);					\
+    } while (0)
+
+/*
+  x_c = min(x_c + y_c, 255)
+*/
+#define UNcx4_ADD_UNcx4(x, y)						\
+    do									\
+    {									\
+	comp4_t r1__, r2__, r3__, t__;					\
+									\
+	r1__ = (x) & RB_MASK;						\
+	r2__ = (y) & RB_MASK;						\
+	UNc_rb_ADD_UNc_rb (r1__, r2__, t__);				\
+									\
+	r2__ = ((x) >> G_SHIFT) & RB_MASK;				\
+	r3__ = ((y) >> G_SHIFT) & RB_MASK;				\
+	UNc_rb_ADD_UNc_rb (r2__, r3__, t__);				\
+									\
+	x = r1__ | (r2__ << G_SHIFT);					\
+    } while (0)