Sintendo d81213c4a5 JitArm64_Integer: Optimize subfic for -1
Another one backported from x86. Not sure why I didn't do this in #12891
already.

- Without carry
Before:
0x2a3a03fb   mvn    w27, w26
0x6b1a037b   subs   w27, w27, w26

After:
0x1280001b   mov    w27, #-0x1                ; =-1

- With carry
Before:
0x2a3b03f7   mvn    w23, w27
0x6b1b02f7   subs   w23, w23, w27
0x1a9f37f6   cset   w22, hs
0x390bd3b6   strb   w22, [x29, #0x2f4]

After:
0x12800017   mov    w23, #-0x1                ; =-1
2024-12-15 02:24:30 +01:00
..
2024-08-20 14:59:54 +02:00