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winedbg: Add store operators to Thumb2 disassembler.

oldstable
André Hentschel 2012-08-26 18:30:29 +02:00 committed by Alexandre Julliard
parent 2a8552a925
commit c5fbebd3a6
1 changed files with 45 additions and 0 deletions
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45
programs/winedbg/be_arm.c
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@ -84,6 +84,10 @@ static char const tbl_sregops_t[][5] = {
"strh", "ldsb", "ldrh", "ldsh"
};
static char const tbl_width_t2[][2] = {
"b", "h", "", "?"
};
static UINT db_get_inst(void* addr, int size)
{
UINT result = 0;
@ -760,6 +764,46 @@ static UINT thumb2_disasm_longmuldiv(UINT inst, ADDRESS64 *addr)
return inst;
}
static UINT thumb2_disasm_str(UINT inst, ADDRESS64 *addr)
{
WORD op1 = (inst >> 21) & 0x07;
WORD op2 = (inst >> 6) & 0x3f;
if ((op1 & 0x03) == 3) return inst;
if (!(op1 & 0x04) && inst & 0x0800)
{
int offset;
dbg_printf("\n\tstr%s\t%s, [%s", tbl_width_t2[op1 & 0x03], tbl_regs[get_nibble(inst, 3)],
tbl_regs[get_nibble(inst, 4)]);
offset = inst & 0xff;
if (!(inst & 0x0200)) offset *= -1;
if (!(inst & 0x0400) && (inst & 0x0100)) dbg_printf("], #%i", offset);
else if (inst & 0x0400) dbg_printf(", #%i]%s", offset, (inst & 0x0100)?"!":"");
else return inst;
return 0;
}
if (!(op1 & 0x04) && !op2)
{
dbg_printf("\n\tstr%s\t%s, [%s, %s, LSL #%u]", tbl_width_t2[op1 & 0x03],
tbl_regs[get_nibble(inst, 3)], tbl_regs[get_nibble(inst, 4)],
tbl_regs[get_nibble(inst, 0)], (inst >> 4) & 0x3);
return 0;
}
if (op1 & 0x04)
{
dbg_printf("\n\tstr%s\t%s, [%s, #%u]", tbl_width_t2[op1 & 0x03],
tbl_regs[get_nibble(inst, 3)], tbl_regs[get_nibble(inst, 4)], inst & 0x0fff);
return 0;
}
return inst;
}
static UINT thumb2_disasm_ldrword(UINT inst, ADDRESS64 *addr)
{
WORD op1 = (inst >> 23) & 0x01;
@ -892,6 +936,7 @@ static const struct inst_arm tbl_thumb32[] = {
{ 0xff8000c0, 0xfb000000, thumb2_disasm_mul },
{ 0xff8000f0, 0xfb800000, thumb2_disasm_longmuldiv },
{ 0xff8000f0, 0xfb8000f0, thumb2_disasm_longmuldiv },
{ 0xff100000, 0xf8000000, thumb2_disasm_str },
{ 0xff700000, 0xf8500000, thumb2_disasm_ldrword },
{ 0xef000010, 0xee000010, thumb2_disasm_coprocmov1 },
{ 0x00000000, 0x00000000, NULL }