[RV64_DYNAREC] Optimized horizontal opcodes (#1955) #4390

Job	Run time
build (X64, Release, ubuntu-latest)	1m 38s
build (X64, Trace, ubuntu-latest)	1m 50s
build (X64, Box32, ubuntu-latest)	1m 49s
build (RISCV, Release, ubuntu-latest)	6m 21s
build (RISCV, Trace, ubuntu-latest)	6m 13s
build (RISCV, StaticBuild, ubuntu-latest)	4m 50s
build (RISCV, Box32, ubuntu-latest)	6m 34s
build (RK3588, Release, ubuntu-latest)	5m 29s
build (RK3588, Trace, ubuntu-latest)	5m 35s
build (RK3588, StaticBuild, ubuntu-latest)	4m 4s
build (RK3588, Box32, ubuntu-latest)	5m 35s
build (ARM64, Release, ubuntu-latest)	5m 36s
build (ARM64, Trace, ubuntu-latest)	6m 4s
build (ARM64, StaticBuild, ubuntu-latest)	3m 46s
build (ARM64, Box32, ubuntu-latest)	5m 50s
build (ANDROID, Release, ubuntu-latest)	2m 13s
build (ANDROID, Trace, ubuntu-latest)	2m 43s
build (TERMUX, Release, ubuntu-latest)	2m 10s
build (TERMUX, Trace, ubuntu-latest)	2m 39s
build (LARCH64, Release, ubuntu-latest)	3m 31s
build (LARCH64, Trace, ubuntu-latest)	4m 3s
build (LARCH64, StaticBuild, ubuntu-latest)	1m 50s
build (LARCH64, Box32, ubuntu-latest)	3m 47s
	1h 34m 10s

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