Re: [1/3 patch, nios2] clean up prologue/epilogue detection code, v2

Yao Qi
2014-11-25T02:50:28Z

Sandra Loosemore <sandra@codesourcery.com> writes:

> This part of the revised Nios II prologue/epilogue refactoring patch
> set includes only the parts that introduce new helper functions to
> match and disassemble instructions. OK to commit, this time?
>
> -Sandra
>
> 2014-11-24 Sandra Loosemore <sandra@codesourcery.com>
>
> gdb/
> * nios2-tdep.c (nios2_fetch_insn): Move up in file. Disassemble
> the instruction as well as reading it from memory.
> (nios2_match_add): New.
> (nios2_match_sub): New.
> (nios2_match_addi): New.
> (nios2_match_orhi): New.
> (nios2_match_stw): New.
> (nios2_match_ldw): New.
> (nios2_match_rdctl): New.
> (enum branch_condition): New.
> (nios2_match_branch): New.
> (nios2_match_jmpi): New.
> (nios2_match_calli): New.
> (nios2_match_jmpr): New.
> (nios2_match_callr): New.
> (nios2_match_break): New.
> (nios2_match_trap): New.
> (nios2_in_epilogue_p): Rewrite to use new functions.
> (nios2_analyze_prologue): Likewise.
> (nios2_skip_prologue): Delete unused local limit_pc.
> (nios2_breakpoint_from_pc): Make R1-specific encodings explicit.
> (nios2_get_next_pc): Rewrite to use new functions.

This is OK.

--
Yao (齐尧)