[deliverable/binutils-gdb.git] / ld / emulparams / shelf32.sh

# Note: this parameter script is sourced by the other
# sh[l]elf(32|64).sh parameter scripts.
SCRIPT_NAME=elf
OUTPUT_FORMAT=${OUTPUT_FORMAT-"elf32-sh64"}
NO_REL_RELOCS=yes
TEXT_START_ADDR=0x1000
MAXPAGESIZE=128
ARCH=sh
MACHINE=sh5
ALIGNMENT=8
TEMPLATE_NAME=elf32
GENERATE_SHLIB_SCRIPT=yes
EMBEDDED=yes

DATA_START_SYMBOLS='PROVIDE (___data = .);'

# If data is located right after .text (not explicitly specified),
# then we need to align it to an 8-byte boundary.
OTHER_READONLY_SECTIONS='
PROVIDE (___rodata = DEFINED (.rodata) ? .rodata : 0);
. = ALIGN (8);
'

# Make _edata and .bss aligned by smuggling in an alignment directive.
OTHER_GOT_SECTIONS='. = ALIGN (8);'

# These are for compatibility with the COFF toolchain.
ENTRY=start
CTOR_START='___ctors = .;'
CTOR_END='___ctors_end = .;'
DTOR_START='___dtors = .;'
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 $varname contains a "}".
# The effect of the .stack definition is like setting STACK_ADDR to 0x80000,
# except that the setting can be overridden, e.g. --defsym _stack=0xff000,
# and that we put an extra sentinal value at the bottom.
# N.B. We can't use PROVIDE to set the default value in a symbol because
# the address is needed to place the .stack section, which in turn is needed
# to hold the sentinel value(s).
test -z "$CREATE_SHLIB" && OTHER_SECTIONS="
  .stack ${RELOCATING-0}${RELOCATING+(DEFINED(_stack) ? _stack : ALIGN (0x40000) + 0x80000)} :
  {
    ${RELOCATING+_stack = .;}
    *(.stack)
    LONG(0xdeaddead)
  }
  .cranges 0 : { *(.cranges) }
"
# We do not need .stack for shared library.
test -n "$CREATE_SHLIB" && OTHER_SECTIONS="
  .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.
EXTRA_EM_FILE=${EXTRA_EM_FILE-sh64elf}
Commit	Line	Data
	1	# Note: this parameter script is sourced by the other
	2	# sh[l]elf(32\|64).sh parameter scripts.
	3	SCRIPT_NAME=elf
	4	OUTPUT_FORMAT=${OUTPUT_FORMAT-"elf32-sh64"}
	5	NO_REL_RELOCS=yes
	6	TEXT_START_ADDR=0x1000
	7	MAXPAGESIZE=128
	8	ARCH=sh
	9	MACHINE=sh5
	10	ALIGNMENT=8
	11	TEMPLATE_NAME=elf32
	12	GENERATE_SHLIB_SCRIPT=yes
	13	EMBEDDED=yes
	14
	15	DATA_START_SYMBOLS='PROVIDE (___data = .);'
	16
	17	# If data is located right after .text (not explicitly specified),
	18	# then we need to align it to an 8-byte boundary.
	19	OTHER_READONLY_SECTIONS='
	20	PROVIDE (___rodata = DEFINED (.rodata) ? .rodata : 0);
	21	. = ALIGN (8);
	22	'
	23
	24	# Make _edata and .bss aligned by smuggling in an alignment directive.
	25	OTHER_GOT_SECTIONS='. = ALIGN (8);'
	26
	27	# These are for compatibility with the COFF toolchain.
	28	ENTRY=start
	29	CTOR_START='___ctors = .;'
	30	CTOR_END='___ctors_end = .;'
	31	DTOR_START='___dtors = .;'
	32	DTOR_END='___dtors_end = .;'
	33
	34	# Do not use the varname=${varname-'string'} construct here; there are
	35	# problems with that on some shells (e.g. on Solaris) where there is a bug
	36	# that trigs when $varname contains a "}".
	37	# The effect of the .stack definition is like setting STACK_ADDR to 0x80000,
	38	# except that the setting can be overridden, e.g. --defsym _stack=0xff000,
	39	# and that we put an extra sentinal value at the bottom.
	40	# N.B. We can't use PROVIDE to set the default value in a symbol because
	41	# the address is needed to place the .stack section, which in turn is needed
	42	# to hold the sentinel value(s).
	43	test -z "$CREATE_SHLIB" && OTHER_SECTIONS="
	44	.stack ${RELOCATING-0}${RELOCATING+(DEFINED(_stack) ? _stack : ALIGN (0x40000) + 0x80000)} :
	45	{
	46	${RELOCATING+_stack = .;}
	47	*(.stack)
	48	LONG(0xdeaddead)
	49	}
	50	.cranges 0 : { *(.cranges) }
	51	"
	52	# We do not need .stack for shared library.
	53	test -n "$CREATE_SHLIB" && OTHER_SECTIONS="
	54	.cranges 0 : { *(.cranges) }
	55	"
	56
	57	# We need to adjust sizes in the .cranges section after relaxation, so
	58	# we need an after_allocation function, and it goes in this file.
	59	EXTRA_EM_FILE=${EXTRA_EM_FILE-sh64elf}