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Re: [Patch ARM] Fix branches and calls for local functions in the assembler.

From: Nick Clifton <nickc at redhat dot com>
To: Ramana Radhakrishnan <ramana dot radhakrishnan at arm dot com>
Cc: binutils at sourceware dot org, Richard Earnshaw <Richard dot Earnshaw at arm dot com>
Date: Thu, 09 Apr 2009 14:34:03 +0100
Subject: Re: [Patch ARM] Fix branches and calls for local functions in the assembler.
References: <000e01c9b20c$65d4db10$317e9130$@radhakrishnan@arm.com>

Hi Ramana,

2009-03-31 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>

	* config\tc-arm.h: Fix typo in comment.
	(ARM_IS_FUNC): New macro.
	(MD_APPLY_SYM_VALUE): Define.

	* config\tc-arm.c (do_blx): Retain BFD_RELOC_ARM_PCREL_BLX for
	  all versions of EABI.
	  (do_t_blx): Retain BFD_RELOC_THUMB_PCREL_BLX for all versions
	  of EABI.
	  (relax_branch): Do not relax for branches to ARM functions.
	  (md_pcrel_from_section): Set up base correctly for
BFD_RELOC_THUMB_PCREL_BLX
	BFD_RELOC_THUMB_PCREL_CALL, BFD_RELOC_THUMB_PCREL_BRANCH23,
BFD_RELOC_ARM_PCREL_BLX
	BFD_RELOC_ARM_PCREL_CALL.
	  (md_apply_fix): Flip bl to blx where possible.
	  Flip blx to bl where possible.
	  (arm_force_relocation): Force relocations for
	  BFD_RELOC_ARM_PCREL_JUMP, BFD_RELOC_ARM_PCREL_JUMP,
	  BFD_RELOC_ARM_PCREL_BLX, BFD_RELOC_THUMB_PCREL_BLX,
	  BFD_RELOC_THUMB_PCREL_BRANCH20, BFD_RELOC_THUMB_PCREL_BRANCH23,
	  BFD_RELOC_THUMB_PCREL_BRANCH25.
	  (arm_apply_sym_value): New function.

2009-03-31 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>

	* gas\arm\bl-local-v4t.d: New file.
	* gas\arm\bl-local-v4t.s: New file.
	* gas\arm\blx-local.s: Update for branches and calls to local
	  functions.
	* gas\arm\blx-local.d: Likewise.
	* gas\arm\blx-local.l: New file.
	* gas\arm\blx-local-thumb.l: New file.
	* gas\arm\blx-local-thumb.s: New file.
	* gas\arm\blx-local-thumb.d: New file.

Approved - please apply.

Cheers
  Nick

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