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refactor(arm64): use symbolic constants in arm64_spoff

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This commit is contained in:
Benjamin Oldenburg 2026-03-20 23:29:40 +07:00
parent c15dff2e5a
commit c6e3606fae
1 changed files with 3 additions and 4 deletions
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7
arm64-gen.c
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@ -299,11 +299,10 @@ static void arm64_spoff(int reg, uint64_t off)
if (sub)
off = -off;
if (off < 4096)
o(0x910003e0 | sub << 30 | reg | off << 10);
// (add|sub) x(reg),sp,#(off)
o(ARM64_ADD_IMM | ARM64_SF(1) | ARM64_RN(31) | ARM64_RD(reg) | ARM64_IMM12(off));
else {
arm64_movimm(30, off); // use x30 for offset
o(0x8b3e63e0 | sub << 30 | reg); // (add|sub) x(reg),sp,x30
arm64_movimm(30, off);
o(ARM64_ADD_REG | ARM64_SF(1) | ARM64_RM(30) | ARM64_RN(31) | ARM64_RD(reg) | (sub << 31));
}
}