gtpg2m3yGeneral Macros

SUBDRC-Subtract Doubleword Unsigned

Use this general macro to subtract two unsigned doublewords.

Format




label
is a symbolic name that can be assigned to the macro statement.

regpair1
is the even register of an even-odd pair of registers that contain the first operand (a doubleword value) and will contain the result of the arithmetic subtraction.

regpair2
is the even register of an even-odd pair of registers that contain the second operand (a doubleword value) that will be subtracted from the first operand in regpair1.

Entry Requirements

None.

Return Conditions

The result of the operation will be contained in regpair1. The condition code will be set as if an SLR assembler instruction was used.

Programming Considerations

None.

Examples

None.