---
name: "ZydisInfo"
section: "1"
platform: "linux"
package: "zydis"
version: "4.1.1-2"
release: "Arch Linux 2026-11-01"
platforms: ["linux"]
url: "https://new.carta.tech/ZydisInfo"
---

# ZydisInfo(1)

detailed instruction information

## NAME

**ZydisInfo** - detailed instruction information

## SYNOPSIS

**ZydisInfo** *machine\_mode* \[*stack\_width*\] *hexbytes*

## DESCRIPTION

**ZydisInfo** allows you to decode X86 & X86-64 assembly displaying lots of information about it.

## OPTIONS

**ZydisInfo** supports four different machine modes

- **-real**

  real machine mode

- **-16**

  16 bits machine mode

- **-32**

  32 bits machine mode

- **-64**

  64 bits machine mode

You can also specify the stack width one of the following options

- **-16**

  16 bits

- **-32**

  32 bits

- **-64**

  64 bits

## EXAMPLES

```
$ ZydisInfo -64 66 3E 65 2E F0 F2 F3 48 01 A4 98 2C 01 00 00
== [    BASIC ] ==================================================
   MNEMONIC: add [ENC: DEFAULT, MAP: DEFAULT, OPC: 0x01]
     LENGTH: 15
        SSZ: 64
       EOSZ: 64
       EASZ: 64
   CATEGORY: BINARY
    ISA-SET: I86
    ISA-EXT: BASE
 EXCEPTIONS: NONE
 ATTRIBUTES: HAS_MODRM HAS_SIB HAS_REX CPUFLAG_ACCESS ACCEPTS_LOCK
[...more info...]
```

## SEE ALSO

[ZydisDisasm(1)](/ZydisDisasm/1.md)