JIT: `patch_aarch64_33rx` relaxation does not optimize offsets > 1MB

[markshannon]

The patch_aarch64_33rx relaxation only improves offsets <1MB.

If the offset is >1MB we can't save any instructions, but we can save the load from the data section.

Instead of:

adrp address of data holding value (hi bits)
ldr address of data holding value (lo bits)

we can get the value directly, as long as it is within 4GB

adrp value (hi bits)
add value (lo bits)

Linked PRs

• GH-142621: JIT: Avoid memory load for symbols within 4GB on AArch64 #142820