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Fix handling of thumb disassembly in armv4_5 disassemble. Courtesy of Adam Dybkowski <adybkows@wp.pl> 

git-svn-id: svn://svn.berlios.de/openocd/trunk@1338 b42882b7-edfa-0310-969c-e2dbd0fdcd60
This commit is contained in:
kc8apf 2009-01-19 07:08:28 +00:00
parent ded2e16b35
commit 2aed5dd40b
1 changed files with 19 additions and 5 deletions
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24
src/target/armv4_5.c
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@ -404,6 +404,7 @@ int handle_armv4_5_disassemble_command(struct command_context_s *cmd_ctx, char *
int i;
arm_instruction_t cur_instruction;
u32 opcode;
u16 thumb_opcode;
int thumb = 0;
if (armv4_5->common_magic != ARMV4_5_COMMON_MAGIC)
@ -427,13 +428,26 @@ int handle_armv4_5_disassemble_command(struct command_context_s *cmd_ctx, char *
for (i = 0; i < count; i++)
{
if((retval = target_read_u32(target, address, &opcode)) != ERROR_OK)
if(thumb)
{
return retval;
if((retval = target_read_u16(target, address, &thumb_opcode)) != ERROR_OK)
{
return retval;
}
if((retval = thumb_evaluate_opcode(thumb_opcode, address, &cur_instruction)) != ERROR_OK)
{
return retval;
}
}
if((retval = arm_evaluate_opcode(opcode, address, &cur_instruction)) != ERROR_OK)
{
return retval;
else {
if((retval = target_read_u32(target, address, &opcode)) != ERROR_OK)
{
return retval;
}
if((retval = arm_evaluate_opcode(opcode, address, &cur_instruction)) != ERROR_OK)
{
return retval;
}
}
command_print(cmd_ctx, "%s", cur_instruction.text);
address += (thumb) ? 2 : 4;