[PATCH] MIPS/GAS: Correct $at usage in PIC branch relaxation

Richard Sandiford rdsandiford@googlemail.com
Sat Feb 26 09:18:00 GMT 2011


"Maciej W. Rozycki" <macro@codesourcery.com> writes:
> 2011-02-24  Maciej W. Rozycki  <macro@codesourcery.com>
>
> 	gas/
> 	* config/tc-mips.c (RELAX_BRANCH_ENCODE): Encode the temporary 
> 	register to use.
> 	(RELAX_BRANCH_UNCOND): Adjust accordingly.
> 	(RELAX_BRANCH_LIKELY): Likewise.
> 	(RELAX_BRANCH_LINK): Likewise.
> 	(RELAX_BRANCH_TOOFAR): Likewise.
> 	(RELAX_BRANCH_AT): New macro.
> 	(append_insn): Encode the temporary register to use in standard 
> 	MIPS branch relaxation.
> 	(relaxed_branch_length): Update according to changes to 
> 	RELAX_BRANCH_ENCODE.
> 	(md_convert_frag): Use the encoded register as the temporary.
>
> 	gas/testsuite/
> 	* gas/mips/relax-at.d: New test for branch relaxation with .set
> 	at.
> 	* gas/mips/relax.s: Update to support the new test.
> 	* gas/mips/relax.l: Update accordingly.
> 	* gas/mips/relax.d: Update for multi-arch invocation.
> 	* gas/mips/mips.exp: Run the new test.  Adjust to run "relax" 
> 	across all applicable architectures.

OK, thanks.

Richard



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