ld:

* emulparams/shelf.sh (STACK_ADDR): Don't define.
        (OTHER_SECTIONS): Define.
        * emulparams/shelf_nbsd.sh ((STACK_ADDR): Don't undef.
        (OTHER_SECTIONS): Undef.
newlib:
        * libc/sys/sh/crt0.S: Remove vestigial .section directive.
gcc:
        * config/sh/crt1.asm: remove _stack label definition
        and sentinel value.

ld/ChangeLog

@@ -1,3 +1,10 @@
+Wed Jun 26 16:33:58 2002  J"orn Rennecke <joern.rennecke@superh.com>
+
+	* emulparams/shelf.sh (STACK_ADDR): Don't define.
+	(OTHER_SECTIONS): Define.
+	* emulparams/shelf_nbsd.sh ((STACK_ADDR): Don't undef.
+	(OTHER_SECTIONS): Undef.
+
 2002-06-26  Alan Modra  <amodra@bigpond.net.au>
 
 	* ldmisc.c (demangle): Restore dots stripped from sym name.

ld/emulparams/shelf.sh

@@ -17,4 +17,16 @@ CTOR_START='___ctors = .;'
 CTOR_END='___ctors_end = .;'
 DTOR_START='___dtors = .;'
 DTOR_END='___dtors_end = .;'
-STACK_ADDR=0x30000
+# This is like setting STACK_ADDR to 0x30000, except that the setting can
+# be overridden, e.g. --defsym _stack=0x0f00, and that we put an extra
+# sentinal value at the bottom.
+# N.B. We can't use PROVIDE to set the default value in a symbol because
+# the address is needed to place the .stack section, which in turn is needed
+# to hold the sentinel value(s).
+OTHER_SECTIONS="  .stack        ${RELOCATING-0}${RELOCATING+(DEFINED(_stack) ? _stack : 0x30000)} :
+  {
+    ${RELOCATING+_stack = .;}
+    *(.stack)
+    LONG(0xdeaddead)
+  }"
+

ld/emulparams/shelf_nbsd.sh

@@ -12,4 +12,4 @@ DATA_START_SYMBOLS='__data_start = . ;';
 ENTRY=_start
 
 unset EMBEDDED
-unset STACK_ADDR
+unset OTHER_SECTIONS