IA32_ESI 160 arch/x86/net/bpf_jit_comp32.c [BPF_REG_AX] = {IA32_ESI, IA32_EDI}, IA32_ESI 1261 arch/x86/net/bpf_jit_comp32.c EMIT3(0x8B, add_2reg(0x40, IA32_EBP, IA32_ESI), -8);