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[v5] Tms32c64x little endian #2649

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Merged
merged 1 commit into from
Mar 22, 2025
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[v5] Tms32c64x little endian #2649

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2 changes: 1 addition & 1 deletion arch/TMS320C64x/TMS320C64xDisassembler.c
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Expand Up @@ -600,7 +600,7 @@ bool TMS320C64x_getInstruction(csh ud, const uint8_t *code, size_t code_len,
if(MI->flat_insn->detail)
memset(MI->flat_insn->detail, 0, offsetof(cs_detail, tms320c64x)+sizeof(cs_tms320c64x));

insn = (code[3] << 0) | (code[2] << 8) | (code[1] << 16) | ((uint32_t) code[0] << 24);
insn = readBytes32(MI, code);
result = decodeInstruction_4(DecoderTable32, MI, insn, address, info, 0);

if(result == MCDisassembler_Success) {
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10 changes: 10 additions & 0 deletions arch/TMS320C64x/TMS320C64xModule.c
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Expand Up @@ -33,6 +33,16 @@ cs_err TMS320C64x_global_init(cs_struct *ud)

cs_err TMS320C64x_option(cs_struct *handle, cs_opt_type type, size_t value)
{
switch (type) {
case CS_OPT_MODE:
handle->mode |= (cs_mode)value;
break;
case CS_OPT_SYNTAX:
handle->syntax |= (int)value;
break;
default:
break;
}
return CS_ERR_OK;
}

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2 changes: 1 addition & 1 deletion cs.c
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Expand Up @@ -169,7 +169,7 @@ static const struct {
{
TMS320C64x_global_init,
TMS320C64x_option,
~(CS_MODE_BIG_ENDIAN),
~(CS_MODE_LITTLE_ENDIAN | CS_MODE_BIG_ENDIAN),
},
#else
{ NULL, NULL, 0 },
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1 change: 1 addition & 0 deletions cstool/cstool.c
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Expand Up @@ -66,6 +66,7 @@ static struct {
{ "m68k", CS_ARCH_M68K, CS_MODE_BIG_ENDIAN },
{ "m68k40", CS_ARCH_M68K, CS_MODE_M68K_040 },
{ "tms320c64x", CS_ARCH_TMS320C64X, CS_MODE_BIG_ENDIAN },
{ "tms320c64xle", CS_ARCH_TMS320C64X, CS_MODE_LITTLE_ENDIAN },
{ "m6800", CS_ARCH_M680X, CS_MODE_M680X_6800 },
{ "m6801", CS_ARCH_M680X, CS_MODE_M680X_6801 },
{ "m6805", CS_ARCH_M680X, CS_MODE_M680X_6805 },
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8 changes: 8 additions & 0 deletions suite/cstest/issues.cs
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Expand Up @@ -1066,3 +1066,11 @@
!# issue 2424
!# CS_ARCH_SH, CS_MODE_SH2A | CS_MODE_BIG_ENDIAN, CS_OPT_DETAIL
0x0: 0x32,0x11,0x92,0x00 == movu.w @(1024,r1),r2 ; operands[0].type: MEM ; operands[0].mem.reg: REG = r1 ; operands[0].mem.disp: 0x400 ; address mode: Register Indirect with Predecrement ; operands[1].type: REG = r2

!# issue 2646
!# CS_ARCH_TMS320C64X, CS_MODE_LITTLE_ENDIAN, CS_OPT_DETAIL
0x0: 0xa9,0xff,0x7f,0x02 == mvk.S1 -1, a4 ||

!# issue 2646
!# CS_ARCH_TMS320C64X, CS_MODE_BIG_ENDIAN, CS_OPT_DETAIL
0x0: 0x02,0x7f,0xff,0xa9 == mvk.S1 -1, a4 ||
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