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Diffstat (limited to 'doc/supplements/m68k/callconv.t')
| -rw-r--r-- | doc/supplements/m68k/callconv.t | 33 |
1 files changed, 1 insertions, 32 deletions
diff --git a/doc/supplements/m68k/callconv.t b/doc/supplements/m68k/callconv.t index 014222a9fc..1ebdf7592e 100644 --- a/doc/supplements/m68k/callconv.t +++ b/doc/supplements/m68k/callconv.t @@ -6,24 +6,8 @@ @c $Id$ @c -@ifinfo -@node Calling Conventions, Calling Conventions Introduction, CPU Model Dependent Features Extend Byte to Long Instruction, Top -@end ifinfo @chapter Calling Conventions -@ifinfo -@menu -* Calling Conventions Introduction:: -* Calling Conventions Processor Background:: -* Calling Conventions Calling Mechanism:: -* Calling Conventions Register Usage:: -* Calling Conventions Parameter Passing:: -* Calling Conventions User-Provided Routines:: -@end menu -@end ifinfo - -@ifinfo -@node Calling Conventions Introduction, Calling Conventions Processor Background, Calling Conventions, Calling Conventions -@end ifinfo + @section Introduction Each high-level language compiler generates @@ -44,9 +28,6 @@ target processor are the same, different compilers may use different calling conventions. As a result, calling conventions are both processor and compiler dependent. -@ifinfo -@node Calling Conventions Processor Background, Calling Conventions Calling Mechanism, Calling Conventions Introduction, Calling Conventions -@end ifinfo @section Processor Background The MC68xxx architecture supports a simple yet @@ -61,18 +42,12 @@ automatically save or restore any registers. It is the responsibility of the high-level language compiler to define the register preservation and usage convention. -@ifinfo -@node Calling Conventions Calling Mechanism, Calling Conventions Register Usage, Calling Conventions Processor Background, Calling Conventions -@end ifinfo @section Calling Mechanism All RTEMS directives are invoked using either a bsr or jsr instruction and return to the user application via the rts instruction. -@ifinfo -@node Calling Conventions Register Usage, Calling Conventions Parameter Passing, Calling Conventions Calling Mechanism, Calling Conventions -@end ifinfo @section Register Usage As discussed above, the bsr and jsr instructions do @@ -82,9 +57,6 @@ not preserved by RTEMS directives therefore, the contents of these registers should not be assumed upon return from any RTEMS directive. -@ifinfo -@node Calling Conventions Parameter Passing, Calling Conventions User-Provided Routines, Calling Conventions Register Usage, Calling Conventions -@end ifinfo @section Parameter Passing RTEMS assumes that arguments are placed on the @@ -112,9 +84,6 @@ from the stack after control is returned to the caller. This removal is typically accomplished by adding the size of the argument list in bytes to the current stack pointer. -@ifinfo -@node Calling Conventions User-Provided Routines, Memory Model, Calling Conventions Parameter Passing, Calling Conventions -@end ifinfo @section User-Provided Routines All user-provided routines invoked by RTEMS, such as |