[Bug target/23706] [4.1 Regression] ICE in rtl_verify_flow_info_1

[cvs-commit at gcc dot gnu dot org]

------- Comment #13 from cvs-commit at gcc dot gnu dot org  2005-10-06 17:06 -------
Subject: Bug 23706

CVSROOT:        /cvs/gcc
Module name:    gcc
Changes by:     rth@gcc.gnu.org 2005-10-06 17:06:12

Modified files:
        gcc            : ChangeLog mode-switching.c 
        gcc/config/sh  : sh.c sh.md 

Log message:
        PR 23706
        * mode-switching.c (optimize_mode_switching): Clear transp bit
        for block with incomming abnormal edges.

        * config/sh/sh.c (fpscr_values, emit_fpu_switch): New.
        (fpscr_set_from_mem): Use them.
        * config/sh/sh.md (fpu_switch0, fpu_switch1): Remove.
        (fpscr postinc splitters): Rewrite as peephole2+split.

Patches:
http://gcc.gnu.org/cgi-bin/cvsweb.cgi/gcc/gcc/ChangeLog.diff?cvsroot=gcc&r1=2.10103&r2=2.10104
http://gcc.gnu.org/cgi-bin/cvsweb.cgi/gcc/gcc/mode-switching.c.diff?cvsroot=gcc&r1=2.6&r2=2.7
http://gcc.gnu.org/cgi-bin/cvsweb.cgi/gcc/gcc/config/sh/sh.c.diff?cvsroot=gcc&r1=1.348&r2=1.349
http://gcc.gnu.org/cgi-bin/cvsweb.cgi/gcc/gcc/config/sh/sh.md.diff?cvsroot=gcc&r1=1.200&r2=1.201


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http://gcc.gnu.org/bugzilla/show_bug.cgi?id=23706