asm_snes.c File Reference

#include <rz_types.h>
#include <rz_util.h>
#include <rz_asm.h>
#include <rz_lib.h>
#include "../arch/snes/snesdis.c"
#include "asm_snes.h"

Go to the source code of this file.

Functions
static int	dis (RzAsm *a, RzAsmOp *op, const ut8 *buf, int len)
static bool	snes_asm_init (void **user)
static bool	snes_asm_fini (void *user)

Variables
RzAsmPlugin	rz_asm_plugin_snes
RZ_API RzLibStruct	rizin_plugin

Function Documentation

dis()

static int dis ( RzAsm *  a, RzAsmOp *  op, const ut8 *  buf, int  len  )

static

Definition at line 12 of file asm_snes.c.

                                                               {
    struct snes_asm_flags *snesflags = (struct snes_asm_flags *)a->plugin_data;
    int dlen = snesDisass(snesflags->M, snesflags->X, a->pc, op, buf, len);
    if (dlen < 0) {
        dlen = 0;
    }
    op->size = dlen;
    if (buf[0] == 0xc2) { // REP
        if (buf[1] & 0x10) {
            snesflags->X = 0;
        }
        if (buf[1] & 0x20) {
            snesflags->M = 0;
        }
    } else if (buf[0] == 0xe2) { // SEP
        if (buf[1] & 0x10) {
            snesflags->X = 1;
        }
        if (buf[1] & 0x20) {
            snesflags->M = 1;
        }
    }
    return dlen;
}

References a, len, snes_asm_flags::M, snesDisass(), and snes_asm_flags::X.

Referenced by cmd_pCd(), cmd_pCD(), cmd_pCx(), rz_core_visual_xrefs(), and rz_main_rz_asm().

snes_asm_fini()

static bool snes_asm_fini ( void *  user )

static

Definition at line 42 of file asm_snes.c.

                                      {
    rz_return_val_if_fail(user, false);
    free(user);
    return true;
}

References free(), and rz_return_val_if_fail.

snes_asm_init()

static bool snes_asm_init ( void **  user )

static

Definition at line 37 of file asm_snes.c.

                                       {
    *user = RZ_NEW0(struct snes_asm_flags);
    return *user != NULL;
}

References NULL, and RZ_NEW0.

Variable Documentation

rizin_plugin

RZ_API RzLibStruct rizin_plugin

Initial value:

= {
    .type = RZ_LIB_TYPE_ASM,
    .data = &rz_asm_plugin_snes,
    .version = RZ_VERSION
}

Definition at line 61 of file asm_snes.c.

rz_asm_plugin_snes

RzAsmPlugin rz_asm_plugin_snes

Initial value:

= {
    .name = "snes",
    .desc = "SuperNES CPU",
    .arch = "snes",
    .bits = 8 | 16,
    .init = snes_asm_init,
    .fini = snes_asm_fini,
    .endian = RZ_SYS_ENDIAN_LITTLE,
    .license = "LGPL3",
    .disassemble = &dis
}

Definition at line 48 of file asm_snes.c.