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Re: [tree-ssa] PATCH to gimplify_asm_expr for optimization/12525

From: Richard Henderson <rth at redhat dot com>
To: Diego Novillo <dnovillo at redhat dot com>
Cc: Jason Merrill <jason at redhat dot com>, "gcc-patches at gcc dot gnu dot org" <gcc-patches at gcc dot gnu dot org>
Date: Fri, 10 Oct 2003 17:20:16 -0700
Subject: Re: [tree-ssa] PATCH to gimplify_asm_expr for optimization/12525
References: <wvlvfr0n1z6.fsf@prospero.boston.redhat.com> <1065619119.7087.33.camel@frodo.toronto.redhat.com>

On Wed, Oct 08, 2003 at 09:18:40AM -0400, Diego Novillo wrote:
> What do you call "memory operands" here?  Could a local variable become
> a memory operand just because it's mentioned in an ASM_EXPR with a "m"
> modifier?

Yes.  An "m" constraint is asking for an lvalue.


r~

References:
- [tree-ssa] PATCH to gimplify_asm_expr for optimization/12525
  - From: Jason Merrill
- Re: [tree-ssa] PATCH to gimplify_asm_expr for optimization/12525
  - From: Diego Novillo

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