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Diffstat (limited to 'doc/supplements/m68k/cpumodel.t')
| -rw-r--r-- | doc/supplements/m68k/cpumodel.t | 41 |
1 files changed, 1 insertions, 40 deletions
diff --git a/doc/supplements/m68k/cpumodel.t b/doc/supplements/m68k/cpumodel.t index 0c693ad8c3..d9bf601e1f 100644 --- a/doc/supplements/m68k/cpumodel.t +++ b/doc/supplements/m68k/cpumodel.t @@ -6,26 +6,8 @@ @c $Id$ @c -@ifinfo -@node CPU Model Dependent Features, CPU Model Dependent Features Introduction, Preface, Top -@end ifinfo @chapter CPU Model Dependent Features -@ifinfo -@menu -* CPU Model Dependent Features Introduction:: -* CPU Model Dependent Features CPU Model Name:: -* CPU Model Dependent Features Floating Point Unit:: -* CPU Model Dependent Features BFFFO Instruction:: -* CPU Model Dependent Features Vector Base Register:: -* CPU Model Dependent Features Separate Stacks:: -* CPU Model Dependent Features Pre-Indexing Address Mode:: -* CPU Model Dependent Features Extend Byte to Long Instruction:: -@end menu -@end ifinfo - -@ifinfo -@node CPU Model Dependent Features Introduction, CPU Model Dependent Features CPU Model Name, CPU Model Dependent Features, CPU Model Dependent Features -@end ifinfo + @section Introduction Microprocessors are generally classified into @@ -67,18 +49,12 @@ The set of CPU model feature macros are defined in the file c/src/exec/score/cpu/m68k/m68k.h based upon the particular CPU model defined on the compilation command line. -@ifinfo -@node CPU Model Dependent Features CPU Model Name, CPU Model Dependent Features Floating Point Unit, CPU Model Dependent Features Introduction, CPU Model Dependent Features -@end ifinfo @section CPU Model Name The macro CPU_MODEL_NAME is a string which designates the name of this CPU model. For example, for the MC68020 processor, this macro is set to the string "mc68020". -@ifinfo -@node CPU Model Dependent Features Floating Point Unit, CPU Model Dependent Features BFFFO Instruction, CPU Model Dependent Features CPU Model Name, CPU Model Dependent Features -@end ifinfo @section Floating Point Unit The macro M68K_HAS_FPU is set to 1 to indicate that @@ -87,42 +63,27 @@ otherwise. It does not matter whether the hardware floating point support is incorporated on-chip or is an external coprocessor. -@ifinfo -@node CPU Model Dependent Features BFFFO Instruction, CPU Model Dependent Features Vector Base Register, CPU Model Dependent Features Floating Point Unit, CPU Model Dependent Features -@end ifinfo @section BFFFO Instruction The macro M68K_HAS_BFFFO is set to 1 to indicate that this CPU model has the bfffo instruction. -@ifinfo -@node CPU Model Dependent Features Vector Base Register, CPU Model Dependent Features Separate Stacks, CPU Model Dependent Features BFFFO Instruction, CPU Model Dependent Features -@end ifinfo @section Vector Base Register The macro M68K_HAS_VBR is set to 1 to indicate that this CPU model has a vector base register (vbr). -@ifinfo -@node CPU Model Dependent Features Separate Stacks, CPU Model Dependent Features Pre-Indexing Address Mode, CPU Model Dependent Features Vector Base Register, CPU Model Dependent Features -@end ifinfo @section Separate Stacks The macro M68K_HAS_SEPARATE_STACKS is set to 1 to indicate that this CPU model has separate interrupt, user, and supervisor mode stacks. -@ifinfo -@node CPU Model Dependent Features Pre-Indexing Address Mode, CPU Model Dependent Features Extend Byte to Long Instruction, CPU Model Dependent Features Separate Stacks, CPU Model Dependent Features -@end ifinfo @section Pre-Indexing Address Mode The macro M68K_HAS_PREINDEXING is set to 1 to indicate that this CPU model has the pre-indexing address mode. -@ifinfo -@node CPU Model Dependent Features Extend Byte to Long Instruction, Calling Conventions, CPU Model Dependent Features Pre-Indexing Address Mode, CPU Model Dependent Features -@end ifinfo @section Extend Byte to Long Instruction The macro M68K_HAS_EXTB_L is set to 1 to indicate that this CPU model |