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tcg: Validate op supported in opcode_args_ct
We should have checked that the op is supported before emitting it. The backend cannot be expected to have a constraint set for unsupported ops. Reviewed-by: Philippe Mathieu-Daudé <philmd@linaro.org> Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
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@ -3367,6 +3367,10 @@ static const TCGArgConstraint *opcode_args_ct(const TCGOp *op)
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const TCGOpDef *def = &tcg_op_defs[op->opc];
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TCGConstraintSetIndex con_set;
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#ifdef CONFIG_DEBUG_TCG
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assert(tcg_op_supported(op->opc, TCGOP_TYPE(op), TCGOP_FLAGS(op)));
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#endif
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if (def->nb_iargs + def->nb_oargs == 0) {
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return NULL;
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}
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