r220999 - in /trunk/gcc: ChangeLog config/arm/a...

[xguo@gcc.gnu.org]

Author: xguo
Date: Thu Feb 26 04:03:22 2015
New Revision: 220999

URL: https://gcc.gnu.org/viewcvs?rev=220999&root=gcc&view=rev
Log:
gcc/
	* config/arm/arm-cores.def (cortex-m7): Add flag FL_NO_VOLATILE_CE.
	* config/arm/arm-protos.h (FL_NO_VOLATILE_CE): New flag.
	(arm_arch_no_volatile_ce): Declare new global variable.
	* config/arm/arm.c (arm_arch_no_volatile_ce): New global variable.
	(arm_option_override): Assign value to arm_arch_no_volatile_ce.
	* config/arm/arm.h (arm_arch_no_volatile_ce): Declare it.
	(TARGET_NO_VOLATILE_CE): New macro.
	* config/arm/arm.md (arm_comparison_operator): Disabled if not allow
	volatile memory access in IT block

gcc/testsuite/
	* gcc.target/arm/no-volatile-in-it.c: New test.

Added:
    trunk/gcc/testsuite/gcc.target/arm/no-volatile-in-it.c
Modified:
    trunk/gcc/ChangeLog
    trunk/gcc/config/arm/arm-cores.def
    trunk/gcc/config/arm/arm-protos.h
    trunk/gcc/config/arm/arm.c
    trunk/gcc/config/arm/arm.h
    trunk/gcc/config/arm/arm.md
    trunk/gcc/testsuite/ChangeLog