Bram Speeckaert
dbb8f588c7
JitArm64: cmpl - Optimize a == 0 case
By explicitly handling this, we can avoid materializing zero in a
register.
Before:
0x52800019 mov w25, #0x0
0xb94087b6 ldr w22, [x29, #0x84]
0xcb16033b sub x27, x25, x22
After:
0xb94087b9 ldr w25, [x29, #0x84]
0xcb1903fb neg x27, x25
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..
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