multiply_and_divide.py (6503:843ec3da7584) multiply_and_divide.py (6513:e2ffac65a76a)
1# Copyright (c) 2007 The Hewlett-Packard Development Company
2# All rights reserved.
3#
4# Redistribution and use of this software in source and binary forms,
5# with or without modification, are permitted provided that the
6# following conditions are met:
7#
8# The software must be used only for Non-Commercial Use which means any

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672 sub t1, t0, rax, flags=(ECF,)
673 ruflag t4, 3
674 sub t2, t0, rdx
675 sub t2, t2, t4
676
677 ld t8, seg, sib, disp
678
679 #Find the sign of the divisor
1# Copyright (c) 2007 The Hewlett-Packard Development Company
2# All rights reserved.
3#
4# Redistribution and use of this software in source and binary forms,
5# with or without modification, are permitted provided that the
6# following conditions are met:
7#
8# The software must be used only for Non-Commercial Use which means any

--- 663 unchanged lines hidden (view full) ---

672 sub t1, t0, rax, flags=(ECF,)
673 ruflag t4, 3
674 sub t2, t0, rdx
675 sub t2, t2, t4
676
677 ld t8, seg, sib, disp
678
679 #Find the sign of the divisor
680 #FIXME!!! This depends on shifts setting the carry flag correctly.
681 slli t0, t8, 1, flags=(ECF,)
682
683 # Negate divisor
684 sub t3, t0, t8
685 # Put the divisor's absolute value into t3
686 mov t3, t3, t8, flags=(nCECF,)
687
688 #Find the sign of the dividend
680 slli t0, t8, 1, flags=(ECF,)
681
682 # Negate divisor
683 sub t3, t0, t8
684 # Put the divisor's absolute value into t3
685 mov t3, t3, t8, flags=(nCECF,)
686
687 #Find the sign of the dividend
689 #FIXME!!! This depends on shifts setting the carry flag correctly.
690 slli t0, rdx, 1, flags=(ECF,)
691
692 # Put the dividend's absolute value into t1 and t2
693 mov t1, t1, rax, flags=(nCECF,)
694 mov t2, t2, rdx, flags=(nCECF,)
695
696 # Do the initial part of the division
697 div1 t2, t3

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748 ruflag t4, 3
749 sub t2, t0, rdx
750 sub t2, t2, t4
751
752 rdip t7
753 ld t8, seg, riprel, disp
754
755 #Find the sign of the divisor
688 slli t0, rdx, 1, flags=(ECF,)
689
690 # Put the dividend's absolute value into t1 and t2
691 mov t1, t1, rax, flags=(nCECF,)
692 mov t2, t2, rdx, flags=(nCECF,)
693
694 # Do the initial part of the division
695 div1 t2, t3

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746 ruflag t4, 3
747 sub t2, t0, rdx
748 sub t2, t2, t4
749
750 rdip t7
751 ld t8, seg, riprel, disp
752
753 #Find the sign of the divisor
756 #FIXME!!! This depends on shifts setting the carry flag correctly.
757 slli t0, t8, 1, flags=(ECF,)
758
759 # Negate divisor
760 sub t3, t0, t8
761 # Put the divisor's absolute value into t3
762 mov t3, t3, t4, flags=(nCECF,)
763
764 #Find the sign of the dividend
754 slli t0, t8, 1, flags=(ECF,)
755
756 # Negate divisor
757 sub t3, t0, t8
758 # Put the divisor's absolute value into t3
759 mov t3, t3, t4, flags=(nCECF,)
760
761 #Find the sign of the dividend
765 #FIXME!!! This depends on shifts setting the carry flag correctly.
766 slli t0, rdx, 1, flags=(ECF,)
767
768 # Put the dividend's absolute value into t1 and t2
769 mov t1, t1, rax, flags=(nCECF,)
770 mov t2, t2, rdx, flags=(nCECF,)
771
772 # Do the initial part of the division
773 div1 t2, t3

--- 46 unchanged lines hidden --- 		762 slli t0, rdx, 1, flags=(ECF,)
763
764 # Put the dividend's absolute value into t1 and t2
765 mov t1, t1, rax, flags=(nCECF,)
766 mov t2, t2, rdx, flags=(nCECF,)
767
768 # Do the initial part of the division
769 div1 t2, t3

--- 46 unchanged lines hidden ---