1547 /**
1548 * Generates an address of the form {@code base + displacement}.
1549 *
1550 * Does not change base register to fulfill this requirement. Will fail if displacement cannot
1551 * be represented directly as address.
1552 *
1553 * @param base general purpose register. May not be null or the zero register.
1554 * @param displacement arbitrary displacement added to base.
1555 * @return AArch64Address referencing memory at {@code base + displacement}.
1556 */
1557 @Override
1558 public AArch64Address makeAddress(Register base, int displacement) {
1559 return makeAddress(base, displacement, zr, /* signExtend */false, /* transferSize */0, zr, /* allowOverwrite */false);
1560 }
1561
1562 @Override
1563 public AbstractAddress getPlaceholder(int instructionStartPosition) {
1564 return AArch64Address.PLACEHOLDER;
1565 }
1566
1567 /**
1568 * Loads an address into Register d.
1569 *
1570 * @param d general purpose register. May not be null.
1571 * @param a AArch64Address the address of an operand.
1572 */
1573 public void lea(Register d, AArch64Address a) {
1574 a.lea(this, d);
1575 }
1576 }
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1547 /**
1548 * Generates an address of the form {@code base + displacement}.
1549 *
1550 * Does not change base register to fulfill this requirement. Will fail if displacement cannot
1551 * be represented directly as address.
1552 *
1553 * @param base general purpose register. May not be null or the zero register.
1554 * @param displacement arbitrary displacement added to base.
1555 * @return AArch64Address referencing memory at {@code base + displacement}.
1556 */
1557 @Override
1558 public AArch64Address makeAddress(Register base, int displacement) {
1559 return makeAddress(base, displacement, zr, /* signExtend */false, /* transferSize */0, zr, /* allowOverwrite */false);
1560 }
1561
1562 @Override
1563 public AbstractAddress getPlaceholder(int instructionStartPosition) {
1564 return AArch64Address.PLACEHOLDER;
1565 }
1566
1567 public void addressOf(Register dst) {
1568 // This will be fixed up later.
1569 super.adrp(dst);
1570 super.add(64, dst, dst, 0);
1571 }
1572
1573 /**
1574 * Loads an address into Register d.
1575 *
1576 * @param d general purpose register. May not be null.
1577 * @param a AArch64Address the address of an operand.
1578 */
1579 public void lea(Register d, AArch64Address a) {
1580 a.lea(this, d);
1581 }
1582 }
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