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Debugger General Information
Floating Point Support
The floating point unit (FPU) of the MC68060 microprocessor chip is supported in 177Bug. For MVME177Bug, the commands:
❏MD
❏MM
❏RM
❏RS
have been extended to allow display and modification of floating point data in registers and in memory. Floating point instructions can be assembled/disassembled with the DI option of the MD and
MMcommands.
Valid data types that can be used when modifying a floating point data register or a floating point memory location:
Integer Data Types
12Byte
1234 Word
12345678 Longword
Floating Point Data Types
1_FF_7FFFFF | Single Precision Real Format |
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1_7FF_FFFFFFFFFFFFF | Double Precision Real Format |
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1_7FFF_FFFFFFFFFFFFFFFF | Extended Precision Real Format |
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1111_2103_123456789ABCDEF01 | Packed Decimal Real Format |
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ScientiÞc Notation Format (decimal) | |
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