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https://opencores.org/ocsvn/openrisc_me/openrisc_me/trunk
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Rev 280 |
Rev 378 |
Line 797... |
Line 797... |
case NEGATE_EXPR:
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case NEGATE_EXPR:
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case BIT_NOT_EXPR:
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case BIT_NOT_EXPR:
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/* This is not correct for ABS_EXPR,
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/* This is not correct for ABS_EXPR,
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since we must test the sign before truncation. */
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since we must test the sign before truncation. */
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{
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{
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tree typex;
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tree typex = unsigned_type_for (type);
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/* Don't do unsigned arithmetic where signed was wanted,
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or vice versa. */
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if (TYPE_UNSIGNED (TREE_TYPE (expr)))
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typex = unsigned_type_for (type);
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else
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typex = signed_type_for (type);
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return convert (type,
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return convert (type,
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fold_build1 (ex_form, typex,
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fold_build1 (ex_form, typex,
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convert (typex,
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convert (typex,
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TREE_OPERAND (expr, 0))));
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TREE_OPERAND (expr, 0))));
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}
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}
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