Add M68K_reg_access

capstone-engine · Aug 6, 2024 · 5926fc8 · 5926fc8
1 parent 74ddce8
commit 5926fc8
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Showing 3 changed files with 30 additions and 1 deletion.
diff --git a/arch/M68K/M68KInstPrinter.c b/arch/M68K/M68KInstPrinter.c
@@ -386,3 +386,24 @@ const char *M68K_group_name(csh handle, unsigned int id)
 #endif
 }
 
+#ifndef CAPSTONE_DIET
+void M68K_reg_access(const cs_insn *insn,
+		cs_regs regs_read, uint8_t *regs_read_count,
+		cs_regs regs_write, uint8_t *regs_write_count)
+{
+	uint8_t read_count, write_count;
+
+	read_count = insn->detail->regs_read_count;
+	write_count = insn->detail->regs_write_count;
+
+	// implicit registers
+	memcpy(regs_read, insn->detail->regs_read,
+	       read_count * sizeof(insn->detail->regs_read[0]));
+	memcpy(regs_write, insn->detail->regs_write,
+	       write_count * sizeof(insn->detail->regs_write[0]));
+
+	*regs_read_count = read_count;
+	*regs_write_count = write_count;
+}
+#endif
+
diff --git a/arch/M68K/M68KInstPrinter.h b/arch/M68K/M68KInstPrinter.h
@@ -17,5 +17,10 @@ void M68K_get_insn_id(cs_struct* h, cs_insn* insn, unsigned int id);
 const char *M68K_insn_name(csh handle, unsigned int id);
 const char* M68K_group_name(csh handle, unsigned int id);
 void M68K_post_printer(csh handle, cs_insn* flat_insn, char* insn_asm, MCInst* mci);
+#ifndef CAPSTONE_DIET
+void M68K_reg_access(const cs_insn *insn,
+		cs_regs regs_read, uint8_t *regs_read_count,
+		cs_regs regs_write, uint8_t *regs_write_count);
+#endif
 
 #endif
diff --git a/arch/M68K/M68KModule.c b/arch/M68K/M68KModule.c
@@ -13,7 +13,7 @@ cs_err M68K_global_init(cs_struct *ud)
 {
 	m68k_info *info;
 
-	info = cs_mem_malloc(sizeof(m68k_info));
+	info = cs_mem_calloc(sizeof(m68k_info), 1);
 	if (!info) {
 		return CS_ERR_MEM;
 	}
@@ -29,6 +29,9 @@ cs_err M68K_global_init(cs_struct *ud)
 	ud->insn_id = M68K_get_insn_id;
 	ud->insn_name = M68K_insn_name;
 	ud->group_name = M68K_group_name;
+#ifndef CAPSTONE_DIET
+	ud->reg_access = M68K_reg_access;
+#endif
 
 	return CS_ERR_OK;
 }