[Bug target/71607] [5/6/7 Regression] [ARM] ice due to forbidden enabled attribute dependency on instruction operands

[avieira at gcc dot gnu.org]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=71607

--- Comment #8 from avieira at gcc dot gnu.org ---
Author: avieira
Date: Mon Dec  5 17:36:03 2016
New Revision: 243266

URL: https://gcc.gnu.org/viewcvs?rev=243266&root=gcc&view=rev
Log:
[ARM] PR71607: New approach to arm_disable_literal_pool

gcc/ChangeLog.arm:
2016-12-05  Andre Vieira  <andre.simoesdiasvie...@arm.com>

        PR target/71607
        * config/arm/arm.md (use_literal_pool): Removes.
        (64-bit immediate split): No longer takes cost into consideration
        if 'arm_disable_literal_pool' is enabled.
        * config/arm/arm.c (arm_use_blocks_for_constant_p): New.
        (TARGET_USE_BLOCKS_FOR_CONSTANT_P): Define.
        (arm_max_const_double_inline_cost): Remove use of
        arm_disable_literal_pool.
        * config/arm/vfp.md (no_literal_pool_df_immediate): New.
        (no_literal_pool_sf_immediate): New.

gcc/testsuite/ChangeLog.arm:
2016-12-05  Andre Vieira  <andre.simoesdiasvie...@arm.com>
            Thomas Preud'homme  <thomas.preudho...@arm.com>

        PR target/71607
        * gcc.target/arm/thumb2-slow-flash-data.c: Renamed to ...
        * gcc.target/arm/thumb2-slow-flash-data-1.c: ... this.
        * gcc.target/arm/thumb2-slow-flash-data-2.c: New.
        * gcc.target/arm/thumb2-slow-flash-data-3.c: New.
        * gcc.target/arm/thumb2-slow-flash-data-4.c: New.
        * gcc.target/arm/thumb2-slow-flash-data-5.c: New.


Added:
   
branches/ARM/embedded-6-branch/gcc/testsuite/gcc.target/arm/thumb2-slow-flash-data-1.c
   
branches/ARM/embedded-6-branch/gcc/testsuite/gcc.target/arm/thumb2-slow-flash-data-2.c
   
branches/ARM/embedded-6-branch/gcc/testsuite/gcc.target/arm/thumb2-slow-flash-data-3.c
   
branches/ARM/embedded-6-branch/gcc/testsuite/gcc.target/arm/thumb2-slow-flash-data-4.c
   
branches/ARM/embedded-6-branch/gcc/testsuite/gcc.target/arm/thumb2-slow-flash-data-5.c
Removed:
   
branches/ARM/embedded-6-branch/gcc/testsuite/gcc.target/arm/thumb2-slow-flash-data.c
Modified:
    branches/ARM/embedded-6-branch/gcc/ChangeLog.arm
    branches/ARM/embedded-6-branch/gcc/config/arm/arm.c
    branches/ARM/embedded-6-branch/gcc/config/arm/arm.md
    branches/ARM/embedded-6-branch/gcc/config/arm/vfp.md
    branches/ARM/embedded-6-branch/gcc/testsuite/ChangeLog.arm