From ffceec83e49688e6081299ed6d35d03dffdf3b7e Mon Sep 17 00:00:00 2001 From: Richard Kenner Date: Sun, 7 Aug 1994 08:50:40 -0400 Subject: [PATCH] (reg_changes_size): Add declaration. From-SVN: r7863 --- gcc/regs.h | 8 +++++++- 1 file changed, 7 insertions(+), 1 deletion(-) diff --git a/gcc/regs.h b/gcc/regs.h index 47463bf3a7b..1b394b20c6e 100644 --- a/gcc/regs.h +++ b/gcc/regs.h @@ -1,5 +1,5 @@ /* Define per-register tables for data flow info and register allocation. - Copyright (C) 1987, 1993 Free Software Foundation, Inc. + Copyright (C) 1987, 1993, 1994 Free Software Foundation, Inc. This file is part of GNU CC. @@ -53,6 +53,12 @@ extern short *reg_n_sets; extern short *reg_n_deaths; +/* Indexed by N; says whether a psuedo register N was ever used + within a SUBREG that changes the size of the reg. Some machines prohibit + such objects to be in certain (usually floating-point) registers. */ + +extern char *reg_changes_size; + /* Get the number of consecutive words required to hold pseudo-reg N. */ #define PSEUDO_REGNO_SIZE(N) \