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Re: RFC: Jump to const_int

To: John David Anglin <dave at hiauly1 dot hia dot nrc dot ca>
Subject: Re: RFC: Jump to const_int
From: Richard Henderson <rth at redhat dot com>
Date: Sun, 14 Jan 2001 15:14:47 -0800
Cc: gcc-bugs at gcc dot gnu dot org, gcc-patches at gcc dot gnu dot org
References: <20010114140201.A24577@redhat.com> <200101142217.RAA00813@hiauly1.hia.nrc.ca>

On Sun, Jan 14, 2001 at 05:17:22PM -0500, John David Anglin wrote:
> I was thinking of using the same pattern as the m68k.  More is changed
> than just the predicate.

Ah, yes, that would work.

> This will cause call/call_value insns to be generated but
> rounded_stack_size_rtx won't match `const_int 0'.

Notice that the second operand to the call rtx in the call pattern
is not a match_operand.  Thus rounded_stack_size_rtx is not copied
in by gen_call; the pattern will be created with that zero in place.

r~

References:
- Re: RFC: Jump to const_int
  - From: Richard Henderson
- Re: RFC: Jump to const_int
  - From: John David Anglin

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