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Re: [PATCH] register variable miscompilation
- From: Mark Mitchell <mark at codesourcery dot com>
- To: Paul Brook <paul at codesourcery dot com>
- Cc: gcc-patches at gcc dot gnu dot org
- Date: Wed, 19 May 2010 17:48:48 -0700
- Subject: Re: [PATCH] register variable miscompilation
- References: <201005191320.49872.paul@codesourcery.com>
Paul Brook wrote:
> 2010-05-19 Paul Brook <paul@codesourcery.com>
>
> gcc/
> * gengtype-lex.l: Add HARD_REG_SET.
> * expr.c (expand_expr_real_1): Record writes to hard registers.
> * function.c (rtl_data): Add asm_clobbers.
> * ira.c (compute_regs_asm_clobbered): Use crtl->asm_clobbers.
> (ira_setup_eliminable_regset): Remove regs_asm_clobbered.
> Use crtl->asm_clobbers.
>
> gcc/testsuite/
> * gcc.target/arm/frame-pointer-1.c: New test.
> * gcc.target/i386/pr9771-1.c: Move code out of main to allow frame
> pointer elimination.
Ok.
--
Mark Mitchell
CodeSourcery
mark@codesourcery.com
(650) 331-3385 x713