r246495 - in /trunk/gcc: ChangeLog config/arc/a...

[claziss@gcc.gnu.org]

Author: claziss
Date: Mon Mar 27 10:56:04 2017
New Revision: 246495

URL: https://gcc.gnu.org/viewcvs?rev=246495&root=gcc&view=rev
Log:
[ARC] Save/restore blink when in ISR.

gcc/
2017-03-27  Claudiu Zissulescu  <claziss@synopsys.com>

	* config/arc/arc.c (arc_epilogue_uses): BLINK should be also
	restored when in interrupt.
	* config/arc/arc.md (simple_return): ARCv2 rtie instruction
	doesn't have delay slot.

2017-03-27  Claudiu Zissulescu  <claziss@synopsys.com>

	* testsuite/gcc.target/arc/interrupt-4.c: New file.

Added:
    trunk/gcc/testsuite/gcc.target/arc/interrupt-4.c
Modified:
    trunk/gcc/ChangeLog
    trunk/gcc/config/arc/arc.c
    trunk/gcc/config/arc/arc.md
    trunk/gcc/testsuite/ChangeLog