[PATCH] Floating stacks for Alpha and Sparc

[Jakub Jelinek]

On Mon, Jul 23, 2001 at 12:02:56AM -0700, Ulrich Drepper wrote:
> tst-regex should work again.  I've changed the memory handling of the
> WCHAR version to not use too much stack.  Please give it a try on your
> favorite non-floating-stack-using platform.

Since I don't want to test this on Alpha nor Sparc ( ;) ), here is a patch
so that none of my favourite platforms are non-floating-stack-using.
Seems to work fine.

2001-07-23  Jakub Jelinek  <jakub@redhat.com>

	* sysdeps/alpha/pt-machine.h (FLOATING_STACKS): Define.
	(ARCH_STACK_MAX_SIZE): Define.
	* sysdeps/sparc/sparc32/pt-machine.h: Likewise.
	* sysdeps/sparc/sparc64/pt-machine.h: Likewise.

--- libc/linuxthreads/sysdeps/alpha/pt-machine.h	2000/04/18 09:23:41
+++ libc/linuxthreads/sysdeps/alpha/pt-machine.h	2001/07/20 11:02:57
@@ -108,3 +108,9 @@ __compare_and_swap (long int *p, long in
 
   return ret;
 }
+
+/* We want the OS to assign stack addresses.  */
+#define FLOATING_STACKS 1
+
+/* Maximum size of the stack if the rlimit is unlimited.  */
+#define ARCH_STACK_MAX_SIZE     32*1024*1024
--- libc/linuxthreads/sysdeps/sparc/sparc32/pt-machine.h	2001/04/18 07:59:40
+++ libc/linuxthreads/sysdeps/sparc/sparc32/pt-machine.h	2001/07/20 11:02:57
@@ -63,3 +63,9 @@ register struct _pthread_descr_struct *_
 #define THREAD_GETMEM_NC(descr, member) __thread_self->member
 #define THREAD_SETMEM(descr, member, value) __thread_self->member = (value)
 #define THREAD_SETMEM_NC(descr, member, value) __thread_self->member = (value)
+
+/* We want the OS to assign stack addresses.  */
+#define FLOATING_STACKS 1
+
+/* Maximum size of the stack if the rlimit is unlimited.  */
+#define ARCH_STACK_MAX_SIZE     8*1024*1024
--- libc/linuxthreads/sysdeps/sparc/sparc64/pt-machine.h	2001/04/18 07:59:40
+++ libc/linuxthreads/sysdeps/sparc/sparc64/pt-machine.h	2001/07/20 11:02:57
@@ -86,3 +86,9 @@ __compare_and_swap (long int *p, long in
 #define THREAD_GETMEM_NC(descr, member) __thread_self->member
 #define THREAD_SETMEM(descr, member, value) __thread_self->member = (value)
 #define THREAD_SETMEM_NC(descr, member, value) __thread_self->member = (value)
+
+/* We want the OS to assign stack addresses.  */
+#define FLOATING_STACKS 1
+
+/* Maximum size of the stack if the rlimit is unlimited.  */
+#define ARCH_STACK_MAX_SIZE     32*1024*1024

	Jakub