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winedbg: Print all available information about branch targets in ARM disassembler.

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This commit is contained in:
André Hentschel 2012-04-22 19:03:36 +02:00 committed by Alexandre Julliard
parent 4b9e1db09f
commit 6795bab565
1 changed files with 28 additions and 15 deletions
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43
programs/winedbg/be_arm.c
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@ -99,7 +99,17 @@ static UINT db_get_inst(void* addr, int size)
return result; return result;
} }
static UINT arm_disasm_branch(UINT inst) static void db_printsym(unsigned int addr)
{
ADDRESS64 a;
a.Mode = AddrModeFlat;
a.Offset = addr;
print_address(&a, TRUE);
}
static UINT arm_disasm_branch(UINT inst, ADDRESS64 *addr)
{ {
short link = (inst >> 24) & 0x01; short link = (inst >> 24) & 0x01;
int offset = (inst << 2) & 0x03ffffff; int offset = (inst << 2) & 0x03ffffff;
@ -107,17 +117,18 @@ static UINT arm_disasm_branch(UINT inst)
if (offset & 0x02000000) offset |= 0xfc000000; if (offset & 0x02000000) offset |= 0xfc000000;
offset += 8; offset += 8;
dbg_printf("\n\tb%s%s\t#%d", link ? "l" : "", get_cond(inst), offset); dbg_printf("\n\tb%s%s\t", link ? "l" : "", get_cond(inst));
db_printsym(addr->Offset + offset);
return 0; return 0;
} }
static UINT arm_disasm_branchreg(UINT inst) static UINT arm_disasm_branchreg(UINT inst, ADDRESS64 *addr)
{ {
dbg_printf("\n\tb%s\t%s", get_cond(inst), tbl_regs[get_nibble(inst, 0)]); dbg_printf("\n\tb%s\t%s", get_cond(inst), tbl_regs[get_nibble(inst, 0)]);
return 0; return 0;
} }
static UINT arm_disasm_dataprocessing(UINT inst) static UINT arm_disasm_dataprocessing(UINT inst, ADDRESS64 *addr)
{ {
short condcodes = (inst >> 20) & 0x01; short condcodes = (inst >> 20) & 0x01;
short opcode = (inst >> 21) & 0x0f; short opcode = (inst >> 21) & 0x0f;
@ -163,7 +174,7 @@ static UINT arm_disasm_dataprocessing(UINT inst)
return 0; return 0;
} }
static UINT arm_disasm_singletrans(UINT inst) static UINT arm_disasm_singletrans(UINT inst, ADDRESS64 *addr)
{ {
short load = (inst >> 20) & 0x01; short load = (inst >> 20) & 0x01;
short writeback = (inst >> 21) & 0x01; short writeback = (inst >> 21) & 0x01;
@ -205,7 +216,7 @@ static UINT arm_disasm_singletrans(UINT inst)
return 0; return 0;
} }
static UINT arm_disasm_halfwordtrans(UINT inst) static UINT arm_disasm_halfwordtrans(UINT inst, ADDRESS64 *addr)
{ {
short halfword = (inst >> 5) & 0x01; short halfword = (inst >> 5) & 0x01;
short sign = (inst >> 6) & 0x01; short sign = (inst >> 6) & 0x01;
@ -238,7 +249,7 @@ static UINT arm_disasm_halfwordtrans(UINT inst)
return 0; return 0;
} }
static UINT arm_disasm_blocktrans(UINT inst) static UINT arm_disasm_blocktrans(UINT inst, ADDRESS64 *addr)
{ {
short load = (inst >> 20) & 0x01; short load = (inst >> 20) & 0x01;
short writeback = (inst >> 21) & 0x01; short writeback = (inst >> 21) & 0x01;
@ -265,14 +276,14 @@ static UINT arm_disasm_blocktrans(UINT inst)
return 0; return 0;
} }
static UINT arm_disasm_swi(UINT inst) static UINT arm_disasm_swi(UINT inst, ADDRESS64 *addr)
{ {
UINT comment = inst & 0x00ffffff; UINT comment = inst & 0x00ffffff;
dbg_printf("\n\tswi%s\t#%d", get_cond(inst), comment); dbg_printf("\n\tswi%s\t#%d", get_cond(inst), comment);
return 0; return 0;
} }
static UINT arm_disasm_coproctrans(UINT inst) static UINT arm_disasm_coproctrans(UINT inst, ADDRESS64 *addr)
{ {
WORD CRm = inst & 0x0f; WORD CRm = inst & 0x0f;
WORD CP = (inst >> 5) & 0x07; WORD CP = (inst >> 5) & 0x07;
@ -286,7 +297,7 @@ static UINT arm_disasm_coproctrans(UINT inst)
return 0; return 0;
} }
static UINT arm_disasm_coprocdataop(UINT inst) static UINT arm_disasm_coprocdataop(UINT inst, ADDRESS64 *addr)
{ {
WORD CRm = inst & 0x0f; WORD CRm = inst & 0x0f;
WORD CP = (inst >> 5) & 0x07; WORD CP = (inst >> 5) & 0x07;
@ -300,7 +311,7 @@ static UINT arm_disasm_coprocdataop(UINT inst)
return 0; return 0;
} }
static UINT arm_disasm_coprocdatatrans(UINT inst) static UINT arm_disasm_coprocdatatrans(UINT inst, ADDRESS64 *addr)
{ {
WORD CPnum = (inst >> 8) & 0x0f; WORD CPnum = (inst >> 8) & 0x0f;
WORD CRd = (inst >> 12) & 0x0f; WORD CRd = (inst >> 12) & 0x0f;
@ -393,14 +404,16 @@ static WORD thumb_disasm_longbl(WORD inst, ADDRESS64 *addr)
if (!((inst2 & 0xf800) == 0xf800)) return inst; if (!((inst2 & 0xf800) == 0xf800)) return inst;
offset += (inst2 & 0x07ff) << 1; offset += (inst2 & 0x07ff) << 1;
dbg_printf("\n\tbl\t%08x", offset); dbg_printf("\n\tbl\t");
db_printsym(addr->Offset + offset);
return 0; return 0;
} }
static WORD thumb_disasm_condbranch(WORD inst, ADDRESS64 *addr) static WORD thumb_disasm_condbranch(WORD inst, ADDRESS64 *addr)
{ {
WORD offset = inst & 0x00ff; WORD offset = inst & 0x00ff;
dbg_printf("\n\tb%s\t%04x", tbl_cond[(inst >> 8) & 0x0f], offset); dbg_printf("\n\tb%s\t", tbl_cond[(inst >> 8) & 0x0f]);
db_printsym(addr->Offset + offset);
return 0; return 0;
} }
@ -491,7 +504,7 @@ struct inst_arm
{ {
UINT mask; UINT mask;
UINT pattern; UINT pattern;
UINT (*func)(UINT); UINT (*func)(UINT, ADDRESS64*);
}; };
static const struct inst_arm tbl_arm[] = { static const struct inst_arm tbl_arm[] = {
@ -581,7 +594,7 @@ void be_arm_disasm_one_insn(ADDRESS64 *addr, int display)
} }
else else
{ {
if (!a_ptr->func(inst)) if (!a_ptr->func(inst, addr))
addr->Offset += size; addr->Offset += size;
return; return;
} }