Bram Speeckaert a486168448 JitArm64: Use LogicalImm in boolX
ARM64 has a special logical immediate encoding scheme, that can be used
with AND, ORR, and EOR. By taking advantage of this, we no longer need
to materialize the immediate value in a register, saving instructions
and/or reducing register pressure.

- orx

Before:
mov    w23, #0x1
orr    w23, w25, w23

After:
orr    w23, w25, #0x1

- andx

Before:
mov    w26, #-0x80000000
and    w27, w27, w26
sxtw   x24, w27

After:
and    w27, w27, #0x80000000
sxtw   x26, w27

- eqvx

Before:
mov    w23, #0x4
eon    w26, w23, w22

After:
eor    w26, w22, #0xfffffffb

- xorx

Before:
mov    w23, #0x1e
eor    w23, w27, w23

After:
eor    w23, w27, #0x1e

- norx

Before:
mov    w25, #-0x2001
orr    w23, w23, w25
mvn    w23, w23

After:
orr    w23, w23, #0xffffdfff
mvn    w23, w23
2023-07-23 18:40:53 +02:00
..
2023-07-23 18:40:53 +02:00
2022-09-30 11:07:41 +00:00
2023-05-16 20:21:36 -07:00
2023-05-26 15:37:55 -07:00
2023-04-02 08:28:23 -04:00