pop {r4-r11, pc}
.endfunc
+
+.macro usad_y2 p0, p1, p2, p3, n0, n1, n2, n3
+ ldr \n0, [r2]
+ eor \n1, \p0, \n0
+ uhadd8 \p0, \p0, \n0
+ and \n1, \n1, lr
+ ldr \n2, [r1]
+ uadd8 \p0, \p0, \n1
+ ldr \n1, [r2, #4]
+ usada8 r0, \p0, \n2, r0
+ pld [r1, r3]
+ eor \n3, \p1, \n1
+ uhadd8 \p1, \p1, \n1
+ and \n3, \n3, lr
+ ldr \p0, [r1, #4]
+ uadd8 \p1, \p1, \n3
+ ldr \n2, [r2, #8]
+ usada8 r0, \p1, \p0, r0
+ pld [r2, r3]
+ eor \p0, \p2, \n2
+ uhadd8 \p2, \p2, \n2
+ and \p0, \p0, lr
+ ldr \p1, [r1, #8]
+ uadd8 \p2, \p2, \p0
+ ldr \n3, [r2, #12]
+ usada8 r0, \p2, \p1, r0
+ eor \p1, \p3, \n3
+ uhadd8 \p3, \p3, \n3
+ and \p1, \p1, lr
+ ldr \p0, [r1, #12]
+ uadd8 \p3, \p3, \p1
+ add r1, r1, r3
+ usada8 r0, \p3, \p0, r0
+ add r2, r2, r3
+.endm
+
+function ff_pix_abs16_y2_armv6, export=1
+ pld [r1]
+ pld [r2]
+ ldr r12, [sp]
+ push {r4-r11, lr}
+ mov r0, #0
+ mov lr, #1
+ orr lr, lr, lr, lsl #8
+ orr lr, lr, lr, lsl #16
+ ldr r4, [r2]
+ ldr r5, [r2, #4]
+ ldr r6, [r2, #8]
+ ldr r7, [r2, #12]
+ add r2, r2, r3
+1:
+ usad_y2 r4, r5, r6, r7, r8, r9, r10, r11
+ subs r12, r12, #2
+ usad_y2 r8, r9, r10, r11, r4, r5, r6, r7
+ bgt 1b
+
+ pop {r4-r11, pc}
+.endfunc
+
+function ff_pix_abs8_armv6, export=1
+ pld [r2, r3]
+ ldr r12, [sp]
+ push {r4-r9, lr}
+ mov r0, #0
+ mov lr, #0
+ ldrd r4, r5, [r1], r3
+1:
+ subs r12, r12, #2
+ ldr r7, [r2, #4]
+ ldr r6, [r2], r3
+ ldrd r8, r9, [r1], r3
+ usada8 r0, r4, r6, r0
+ pld [r2, r3]
+ usada8 lr, r5, r7, lr
+ ldr r7, [r2, #4]
+ ldr r6, [r2], r3
+ beq 2f
+ ldrd r4, r5, [r1], r3
+ usada8 r0, r8, r6, r0
+ pld [r2, r3]
+ usada8 lr, r9, r7, lr
+ b 1b
+2:
+ usada8 r0, r8, r6, r0
+ usada8 lr, r9, r7, lr
+ add r0, r0, lr
+ pop {r4-r9, pc}
+.endfunc