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Re: [PATCH] Convert MIPS JR t9 to B

From: Richard Sandiford <rdsandiford at googlemail dot com>
To: "Fu\, Chao-Ying" <fu at mips dot com>
Cc: <binutils at sourceware dot org>, "Lau\, David" <davidlau at mips dot com>
Date: Wed, 13 Jan 2010 19:41:49 +0000
Subject: Re: [PATCH] Convert MIPS JR t9 to B
References: <87ljg7czjx.fsf@firetop.home> <94BD67F8AF3ED34FA362C662BA1F12C502BB5E42@MTVEXCHANGE.mips.com>

"Fu, Chao-Ying" <fu@mips.com> writes:
> 2010-01-12  Chao-ying Fu  <fu@mips.com>
>
> 	* elfxx-mips.c (JR_TO_B_P): New define to transform JR to B.
> 	It is true for all CPUs.
> 	(jal_reloc_p): New function.
> 	(mips_elf_calculate_relocation): Rename require_jalxp to cross_mode_jump_p.
> 	Update comment for CROSS_MODE_JUMP_P.
> 	Set up cross_mode_jump_p based on the mode change.
> 	(mips_elf_perform_relocation): Rename require_jalx to cross_mode_jump_p.
> 	Update comment for CROSS_MODE_JUMP_P.
> 	Test cross_mode_jump_p and jal_reloc_p to turn jal to jalx.
> 	Use !cross_mode_jump_p to guard conversion.
> 	Convert "jr t9" to "b", if possible.
> 	(_bfd_mips_elf_relocate_section): Rename require_jalx to cross_mode_jump_p.
> 	Pass &cross_mode_jump_p to call mips_elf_calculate_relocation.
> 	Pass cross_mode_jump_p to call mips_elf_perform_relocation.

OK, thanks.

Richard

References:
- Re: [PATCH] Convert MIPS JR t9 to B
  - From: Richard Sandiford
- RE: [PATCH] Convert MIPS JR t9 to B
  - From: Fu, Chao-Ying

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