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winedbg: Add modified immediate dataprocessing operators to Thumb2 disassembler.

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André Hentschel 2013-01-02 17:23:56 +01:00 committed by Alexandre Julliard
parent 87fbe4ca10
commit 0004788e96
1 changed files with 74 additions and 0 deletions
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74
programs/winedbg/be_arm.c
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@ -1133,6 +1133,79 @@ static UINT thumb2_disasm_dataprocessing(UINT inst, ADDRESS64 *addr)
return inst;
}
static UINT thumb2_disasm_dataprocessingmod(UINT inst, ADDRESS64 *addr)
{
WORD op = (inst >> 21) & 0x0f;
WORD sf = (inst >> 20) & 0x01;
WORD offset = ((inst >> 15) & 0x0800) + ((inst >> 4) & 0x0700) + (inst & 0xff);
/* FIXME: use ThumbExpandImm_C */
switch (op)
{
case 0:
if (get_nibble(inst, 2) == 15)
dbg_printf("\n\ttst\t%s, #%u", tbl_regs[get_nibble(inst, 4)], offset);
else
dbg_printf("\n\tand%s\t%s, %s, #%u", sf ? "s" : "", tbl_regs[get_nibble(inst, 2)],
tbl_regs[get_nibble(inst, 4)], offset);
return 0;
case 1:
dbg_printf("\n\tbic%s\t%s, %s, #%u", sf ? "s" : "", tbl_regs[get_nibble(inst, 2)],
tbl_regs[get_nibble(inst, 4)], offset);
return 0;
case 2:
if (get_nibble(inst, 4) == 15)
dbg_printf("\n\tmov%s\t%s, #%u", sf ? "s" : "", tbl_regs[get_nibble(inst, 2)], offset);
else
dbg_printf("\n\torr%s\t%s, %s, #%u", sf ? "s" : "", tbl_regs[get_nibble(inst, 2)],
tbl_regs[get_nibble(inst, 4)], offset);
return 0;
case 3:
if (get_nibble(inst, 4) == 15)
dbg_printf("\n\tmvn%s\t%s, #%u", sf ? "s" : "", tbl_regs[get_nibble(inst, 2)], offset);
else
dbg_printf("\n\torn%s\t%s, %s, #%u", sf ? "s" : "", tbl_regs[get_nibble(inst, 2)],
tbl_regs[get_nibble(inst, 4)], offset);
return 0;
case 4:
if (get_nibble(inst, 2) == 15)
dbg_printf("\n\tteq\t%s, #%u", tbl_regs[get_nibble(inst, 4)], offset);
else
dbg_printf("\n\teor%s\t%s, %s, #%u", sf ? "s" : "", tbl_regs[get_nibble(inst, 2)],
tbl_regs[get_nibble(inst, 4)], offset);
return 0;
case 8:
if (get_nibble(inst, 2) == 15)
dbg_printf("\n\tcmn\t%s, #%u", tbl_regs[get_nibble(inst, 4)], offset);
else
dbg_printf("\n\tadd%s\t%s, %s, #%u", sf ? "s" : "", tbl_regs[get_nibble(inst, 2)],
tbl_regs[get_nibble(inst, 4)], offset);
return 0;
case 10:
dbg_printf("\n\tadc%s\t%s, %s, #%u", sf ? "s" : "", tbl_regs[get_nibble(inst, 2)],
tbl_regs[get_nibble(inst, 4)], offset);
return 0;
case 11:
dbg_printf("\n\tsbc%s\t%s, %s, #%u", sf ? "s" : "", tbl_regs[get_nibble(inst, 2)],
tbl_regs[get_nibble(inst, 4)], offset);
return 0;
case 13:
if (get_nibble(inst, 2) == 15)
dbg_printf("\n\tcmp\t%s, #%u", tbl_regs[get_nibble(inst, 4)], offset);
else
dbg_printf("\n\tsub%s\t%s, %s, #%u", sf ? "s" : "", tbl_regs[get_nibble(inst, 2)],
tbl_regs[get_nibble(inst, 4)], offset);
return 0;
case 14:
dbg_printf("\n\trsb%s\t%s, %s, #%u", sf ? "s" : "", tbl_regs[get_nibble(inst, 2)],
tbl_regs[get_nibble(inst, 4)], offset);
return 0;
default:
return inst;
}
}
static UINT thumb2_disasm_coprocdat(UINT inst, ADDRESS64 *addr)
{
WORD opc2 = (inst >> 5) & 0x07;
@ -1370,6 +1443,7 @@ static const struct inst_arm tbl_thumb32[] = {
{ 0xfe70f000, 0xf810f000, thumb2_disasm_preload },
{ 0xfe500000, 0xf8100000, thumb2_disasm_ldrnonword },
{ 0xfa008000, 0xf2000000, thumb2_disasm_dataprocessing },
{ 0xfa008000, 0xf0000000, thumb2_disasm_dataprocessingmod },
{ 0xef000010, 0xee000000, thumb2_disasm_coprocdat },
{ 0xef000010, 0xee000010, thumb2_disasm_coprocmov1 },
{ 0xefe00000, 0xec400000, thumb2_disasm_coprocmov2 },