[Bug middle-end/42574] [4.3/4.4/4.5/4.6 Regression] Address of global variable is calculated multiple times (missed CSE)

mkuvyrkov at gcc dot gnu dot org gcc-bugzilla@gcc.gnu.org
Tue Jul 27 19:42:00 GMT 2010



------- Comment #13 from mkuvyrkov at gcc dot gnu dot org  2010-07-27 19:42 -------
Subject: Bug 42574

Author: mkuvyrkov
Date: Tue Jul 27 19:42:15 2010
New Revision: 162594

URL: http://gcc.gnu.org/viewcvs?root=gcc&view=rev&rev=162594
Log:
        PR target/42495
        PR middle-end/42574
        * config/arm/arm.c (thumb1_size_rtx_costs): Add cost for "J" constants.
        * config/arm/arm.md (define_split "J", define_split "K"): Make
        IRA/reload friendly.

Modified:
    trunk/gcc/ChangeLog
    trunk/gcc/config/arm/arm.c
    trunk/gcc/config/arm/arm.md


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http://gcc.gnu.org/bugzilla/show_bug.cgi?id=42574



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