[Bug ld/15302] Branching to linker script symbol is resolved to improperly BLX instruction for cortex-m3

[cvs-commit at gcc dot gnu.org]

http://sourceware.org/bugzilla/show_bug.cgi?id=15302

--- Comment #5 from cvs-commit at gcc dot gnu.org <cvs-commit at gcc dot 
gnu.org> ---
CVSROOT:    /cvs/src
Module name:    src
Changes by:    address@hidden    2013-06-13 12:36:02

Modified files:
    bfd            : ChangeLog elf32-arm.c 
    ld/testsuite   : ChangeLog 
    ld/testsuite/ld-arm: arm-elf.exp 
Added files:
    ld/testsuite/ld-arm: branch-lks-sym.ld thumb-b-lks-sym.d 
                         thumb-b-lks-sym.s thumb-bl-lks-sym.d 
                         thumb-bl-lks-sym.s 

Log message:
    PR ld/15302
    * elf32-arm.c (allocate_dynrelocs_for_symbol): Transform
    ST_BRANCH_TO_ARM into ST_BRANCH_TO_THUMB if the target only
    supports thumb instructions.

    PR ld/15302
    * ld-arm/branch-lks-sym.ld: New script.
    * ld-arm/thumb-b-lks-sym.s: New test.
    * ld-arm/thumb-b-lks-sym.d: Expected disassembly.
    * ld-arm/thumb-bl-lks-sym.s: New test.
    * ld-arm/thumb-bl-lks-sym.d: Expected disassembly.
    * ld-arm/arm-elf.exp: Run the new tests.

Patches:
http://sourceware.org/cgi-bin/cvsweb.cgi/src/bfd/ChangeLog.diff?cvsroot=src&r1=1.6073&r2=1.6074
http://sourceware.org/cgi-bin/cvsweb.cgi/src/bfd/elf32-arm.c.diff?cvsroot=src&r1=1.317&r2=1.318
http://sourceware.org/cgi-bin/cvsweb.cgi/src/ld/testsuite/ChangeLog.diff?cvsroot=src&r1=1.1726&r2=1.1727
http://sourceware.org/cgi-bin/cvsweb.cgi/src/ld/testsuite/ld-arm/branch-lks-sym.ld.diff?cvsroot=src&r1=NONE&r2=1.1
http://sourceware.org/cgi-bin/cvsweb.cgi/src/ld/testsuite/ld-arm/thumb-b-lks-sym.d.diff?cvsroot=src&r1=NONE&r2=1.1
http://sourceware.org/cgi-bin/cvsweb.cgi/src/ld/testsuite/ld-arm/thumb-b-lks-sym.s.diff?cvsroot=src&r1=NONE&r2=1.1
http://sourceware.org/cgi-bin/cvsweb.cgi/src/ld/testsuite/ld-arm/thumb-bl-lks-sym.d.diff?cvsroot=src&r1=NONE&r2=1.1
http://sourceware.org/cgi-bin/cvsweb.cgi/src/ld/testsuite/ld-arm/thumb-bl-lks-sym.s.diff?cvsroot=src&r1=NONE&r2=1.1
http://sourceware.org/cgi-bin/cvsweb.cgi/src/ld/testsuite/ld-arm/arm-elf.exp.diff?cvsroot=src&r1=1.103&r2=1.104

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