Commit Graph

3 Commits

Author SHA1 Message Date
H.J. Lu e59133c36c x86/CET: Add -fcf-protection to STAGE4_CFLAGS
Since profiledbootstrap uses

STAGEfeedback_CFLAGS = $(STAGE4_CFLAGS) -fprofile-use

add

STAGE4_CFLAGS += -fcf-protection -mcet

to bootstrap-cet.mk to support profiledbootstrap with CET.

	PR bootstrap/85490
	* bootstrap-cet.mk (STAGE4_CFLAGS): New.

From-SVN: r259620
2018-04-24 15:12:46 -07:00
H.J. Lu 48f64e053e Don't bootstrap GCC with -mcet
With revision 259496:

commit b1384095a7c1d06a44b70853372ebe037b2f7867
Author: hjl <hjl@138bc75d-0d04-0410-961f-82ee72b054a4>
Date:   Thu Apr 19 15:15:04 2018 +0000

    x86: Enable -fcf-protection with multi-byte NOPs

-fcf-protection no longer requires -mcet.

config/

	PR target/85485
	* bootstrap-cet.mk (STAGE2_CFLAGS): Remove -mcet.
	(STAGE3_CFLAGS): Likewise.

gcc/

	PR target/85485
	* doc/install.texi: Remove -mcet from bootstrap-cet.

From-SVN: r259611
2018-04-24 09:47:24 -07:00
H.J. Lu c58a9f350a Add bootstrap-cet.mk to bootstrap GCC with Intel CET
Bootstrap GCC with Intel CET by configuring GCC with

--with-build-config="bootstrap-cet bootstrap-debug"

Tested on Linux/i686 and Linux/x86-64.

config/

	* bootstrap-cet.mk: New file.

gcc/

	* doc/install.texi: Document bootstrap-cet.

From-SVN: r254043
2017-10-24 05:50:03 -07:00