[Bug target/55701] Inline some instances of memset for ARM

[amker at gcc dot gnu.org]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=55701

--- Comment #3 from amker at gcc dot gnu.org ---
Author: amker
Date: Mon Jul 21 12:24:06 2014
New Revision: 212893

URL: https://gcc.gnu.org/viewcvs?rev=212893&root=gcc&view=rev
Log:
    PR target/55701
    * config/arm/arm.md (setmem): New pattern.
    * config/arm/arm-protos.h (struct tune_params): New fields.
    (arm_gen_setmem): New prototype.
    * config/arm/arm.c (arm_slowmul_tune): Initialize new fields.
    (arm_fastmul_tune, arm_strongarm_tune, arm_xscale_tune): Ditto.
    (arm_9e_tune, arm_v6t2_tune, arm_cortex_tune): Ditto.
    (arm_cortex_a8_tune, arm_cortex_a7_tune): Ditto.
    (arm_cortex_a15_tune, arm_cortex_a53_tune): Ditto.
    (arm_cortex_a57_tune, arm_cortex_a5_tune): Ditto.
    (arm_cortex_a9_tune, arm_cortex_a12_tune): Ditto.
    (arm_v7m_tune, arm_v6m_tune, arm_fa726te_tune): Ditto.
    (arm_const_inline_cost): New function.
    (arm_block_set_max_insns): New function.
    (arm_block_set_non_vect_profit_p): New function.
    (arm_block_set_vect_profit_p): New function.
    (arm_block_set_unaligned_vect): New function.
    (arm_block_set_aligned_vect): New function.
    (arm_block_set_unaligned_non_vect): New function.
    (arm_block_set_aligned_non_vect): New function.
    (arm_block_set_vect, arm_gen_setmem): New functions.

    * gcc.target/arm/memset-inline-1.c: New test.
    * gcc.target/arm/memset-inline-2.c: New test.
    * gcc.target/arm/memset-inline-3.c: New test.
    * gcc.target/arm/memset-inline-4.c: New test.
    * gcc.target/arm/memset-inline-5.c: New test.
    * gcc.target/arm/memset-inline-6.c: New test.
    * gcc.target/arm/memset-inline-7.c: New test.
    * gcc.target/arm/memset-inline-8.c: New test.
    * gcc.target/arm/memset-inline-9.c: New test.


Added:
    trunk/gcc/testsuite/gcc.target/arm/memset-inline-1.c
    trunk/gcc/testsuite/gcc.target/arm/memset-inline-2.c
    trunk/gcc/testsuite/gcc.target/arm/memset-inline-3.c
    trunk/gcc/testsuite/gcc.target/arm/memset-inline-4.c
    trunk/gcc/testsuite/gcc.target/arm/memset-inline-5.c
    trunk/gcc/testsuite/gcc.target/arm/memset-inline-6.c
    trunk/gcc/testsuite/gcc.target/arm/memset-inline-7.c
    trunk/gcc/testsuite/gcc.target/arm/memset-inline-8.c
    trunk/gcc/testsuite/gcc.target/arm/memset-inline-9.c
Modified:
    trunk/gcc/ChangeLog
    trunk/gcc/config/arm/arm-protos.h
    trunk/gcc/config/arm/arm.c
    trunk/gcc/config/arm/arm.md
    trunk/gcc/testsuite/ChangeLog