> This patch adds stack clash protection to the x86 port and provides the > first set of tests that will be used by the other ports in the future. > > Changes since V2: > > This uses the new PARAMs to determine if probing is needed and how often > to probe once probing is needed. New tests were added to verify > behavior of the new flags. Old tests explicitly set the guard size and > probing interval > > > Jeff > > * config/i386/i386.c (ix86_adjust_stack_and_probe_stack_clash): New. > (ix86_expand_prologue): Dump stack clash info as needed. > Call ix86_adjust_stack_and_probe_stack_clash as needed. > > testsuite/ > > * gcc.dg/stack-check-4.c: New test. > * gcc.dg/stack-check-5.c: New test. > * gcc.dg/stack-check-6.c: New test. > * gcc.dg/stack-check-6a.c: New test. > * gcc.dg/stack-check-7.c: New test. > * gcc.dg/stack-check-8.c: New test. > * gcc.dg/stack-check-9.c: New test. > * gcc.dg/stack-check-10.c: New test.
LGTM. Thanks, Uros.
