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Handle assignment from void defs.
The main void defs are .return and .param_N. If the source operand is void, use the destination operand's type to alias the source operand rather than the source operand's type to alias the destination's operand (the usual case).
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1 changed files with 8 additions and 2 deletions
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@ -485,12 +485,18 @@ generate_assignments (dag_t *dag, sblock_t *block, operand_t *src,
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{
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statement_t *st;
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operand_t *dst = 0;
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operand_t *operands[3] = {src, 0, 0};
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operand_t *operands[3] = {0, 0, 0};
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daglabel_t *var;
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for ( ; var_iter; var_iter = set_next (var_iter)) {
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var = dag->labels[var_iter->member];
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operands[1] = fix_op_type (var->op, src->type);
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if (src->type == ev_void) {
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operands[0] = fix_op_type (src, var->op->type);
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operands[1] = var->op;
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} else {
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operands[0] = src;
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operands[1] = fix_op_type (var->op, src->type);
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}
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if (!dst) {
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dst = operands[1];
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while (dst->op_type == op_alias)
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