diff options
Diffstat (limited to 'opcodes/aarch64-opc.c')
| -rw-r--r-- | opcodes/aarch64-opc.c | 41 |
1 files changed, 41 insertions, 0 deletions
diff --git a/opcodes/aarch64-opc.c b/opcodes/aarch64-opc.c index a77070e..cfd4781 100644 --- a/opcodes/aarch64-opc.c +++ b/opcodes/aarch64-opc.c @@ -3921,6 +3921,17 @@ aarch64_print_operand (char *buf, size_t size, bfd_vma pc, snprintf (buf, size, "%s", opnd->hint_option->name); break; + case AARCH64_OPND_MOPS_ADDR_Rd: + case AARCH64_OPND_MOPS_ADDR_Rs: + snprintf (buf, size, "[%s]!", + get_int_reg_name (opnd->reg.regno, AARCH64_OPND_QLF_X, 0)); + break; + + case AARCH64_OPND_MOPS_WB_Rn: + snprintf (buf, size, "%s!", + get_int_reg_name (opnd->reg.regno, AARCH64_OPND_QLF_X, 0)); + break; + default: snprintf (buf, size, "<invalid>"); break; @@ -5409,6 +5420,36 @@ verify_elem_sd (const struct aarch64_inst *inst, const aarch64_insn insn, return ERR_OK; } +/* Check an instruction that takes three register operands and that + requires the register numbers to be distinct from one another. */ + +static enum err_type +verify_three_different_regs (const struct aarch64_inst *inst, + const aarch64_insn insn ATTRIBUTE_UNUSED, + bfd_vma pc ATTRIBUTE_UNUSED, + bool encoding ATTRIBUTE_UNUSED, + aarch64_operand_error *mismatch_detail + ATTRIBUTE_UNUSED, + aarch64_instr_sequence *insn_sequence + ATTRIBUTE_UNUSED) +{ + int rd, rs, rn; + + rd = inst->operands[0].reg.regno; + rs = inst->operands[1].reg.regno; + rn = inst->operands[2].reg.regno; + if (rd == rs || rd == rn || rs == rn) + { + mismatch_detail->kind = AARCH64_OPDE_SYNTAX_ERROR; + mismatch_detail->error + = _("the three register operands must be distinct from one another"); + mismatch_detail->index = -1; + return ERR_UND; + } + + return ERR_OK; +} + /* Add INST to the end of INSN_SEQUENCE. */ static void |