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Allow to override sh64 initial stack value with --defsym:

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* emulparams/shelf32.sh (STACK_ADDR): Don't define.
	(OTHER_SECTIONS): Include .stack.
	* emulparams/shelf64.sh (OTHER_SECTIONS): Likewise.
This commit is contained in:
Joern Rennecke 2003-07-04 16:07:01 +00:00
parent 27e28cc5db
commit 3a51fda661
3 changed files with 28 additions and 4 deletions
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6
ld/ChangeLog
View File

@ -1,3 +1,9 @@
2003-07-04 J"orn Rennecke <joern.rennecke@superh.com>
* emulparams/shelf32.sh (STACK_ADDR): Don't define.
(OTHER_SECTIONS): Include .stack.
* emulparams/shelf64.sh (OTHER_SECTIONS): Likewise.
2003-07-02 Jakub Jelinek <jakub@redhat.com>
* emulparams/elf64_ia64.sh (OTHER_READONLY_SECTIONS): Don't include

17
ld/emulparams/shelf32.sh
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@ -3,7 +3,6 @@
SCRIPT_NAME=elf
OUTPUT_FORMAT=${OUTPUT_FORMAT-"elf32-sh64"}
TEXT_START_ADDR=0x1000
STACK_ADDR='ALIGN (0x40000) + 0x40000'
MAXPAGESIZE=128
ARCH=sh
MACHINE=sh5
@ -34,9 +33,21 @@ DTOR_END='___dtors_end = .;'
# Do not use the varname=${varname-'string'} construct here; there are
# problems with that on some shells (e.g. on Solaris) where there is a bug
# that trigs when $varname contains a "}".
OTHER_SECTIONS='
# The effect of the .stack definition is like setting STACK_ADDR to 0x80000,
# except that the setting can be overridden, e.g. --defsym _stack=0xff000,
# 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 : ALIGN (0x40000) + 0x40000)} :
{
${RELOCATING+_stack = .;}
*(.stack)
LONG(0xdeaddead)
}
.cranges 0 : { *(.cranges) }
'
"
# We need to adjust sizes in the .cranges section after relaxation, so
# we need an after_allocation function, and it goes in this file.

9
ld/emulparams/shelf64.sh
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@ -6,4 +6,11 @@ EXTRA_EM_FILE=
. ${srcdir}/emulparams/shelf32.sh
# We do not need .cranges
OTHER_SECTIONS=''
OTHER_SECTIONS="
.stack ${RELOCATING-0}${RELOCATING+(DEFINED(_stack) ? _stack : ALIGN (0x40000) + 0x40000)} :
{
${RELOCATING+_stack = .;}
*(.stack)
LONG(0xdeaddead)
}
"