[ARM] FDPIC: New tests.
2018-04-25 Christophe Lyon <christophe.lyon@st.com> Mickaël Guêné <mickael.guene@st.com> ld/ * testsuite/ld-arm/arm-elf.exp: Execute the new FDPIC tests. * testsuite/ld-arm/fdpic-main.d: New test. * testsuite/ld-arm/fdpic-main.ld: New. * testsuite/ld-arm/fdpic-main.r: New. * testsuite/ld-arm/fdpic-main.s: New. * testsuite/ld-arm/fdpic-main.sym: New. * testsuite/ld-arm/fdpic-shared.d: New test. * testsuite/ld-arm/fdpic-shared.ld: New. * testsuite/ld-arm/fdpic-shared.r: New. * testsuite/ld-arm/fdpic-shared.s: New. * testsuite/ld-arm/fdpic-shared.sym: New.
This commit is contained in:
Christophe Lyon
Christophe Lyon
parent
f350fc2e37
commit
4b86cbe91c
15
ld/ChangeLog
15
ld/ChangeLog
@ -1,3 +1,18 @@
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2018-04-25 Christophe Lyon <christophe.lyon@st.com>
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Mickaël Guêné <mickael.guene@st.com>
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* testsuite/ld-arm/arm-elf.exp: Execute the new FDPIC tests.
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* testsuite/ld-arm/fdpic-main.d: New test.
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* testsuite/ld-arm/fdpic-main.ld: New.
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* testsuite/ld-arm/fdpic-main.r: New.
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* testsuite/ld-arm/fdpic-main.s: New.
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* testsuite/ld-arm/fdpic-main.sym: New.
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* testsuite/ld-arm/fdpic-shared.d: New test.
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* testsuite/ld-arm/fdpic-shared.ld: New.
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* testsuite/ld-arm/fdpic-shared.r: New.
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* testsuite/ld-arm/fdpic-shared.s: New.
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* testsuite/ld-arm/fdpic-shared.sym: New.
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2018-04-25 Christophe Lyon <christophe.lyon@st.com>
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2018-04-25 Christophe Lyon <christophe.lyon@st.com>
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Mickaël Guêné <mickael.guene@st.com>
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Mickaël Guêné <mickael.guene@st.com>
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@ -1018,6 +1018,33 @@ set armeabitests_nonacl {
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"preempt-app"}
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"preempt-app"}
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}
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}
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set armfdpiceabitests {
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{"FDPIC ARM shared library little endian"
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"-shared -T fdpic-shared.ld --hash-style=sysv -EL -m armelf_linux_fdpiceabi" ""
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"-EL -fdpic" {fdpic-shared.s}
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{{objdump -fdw fdpic-shared.d} {objdump -Rw fdpic-shared.r}
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{readelf -Ds fdpic-shared.sym}}
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"fdpic-shared.so"}
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{"FDPIC ARM dynamic executable little endian"
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"tmpdir/fdpic-shared.so -T fdpic-main.ld --hash-style=sysv -EL -m armelf_linux_fdpiceabi" ""
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"-EL -fdpic" {fdpic-main.s}
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{{objdump -fdw fdpic-main.d} {objdump -Rw fdpic-main.r}
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{readelf -Ds fdpic-main.sym}}
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"fdpic-main"}
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{"FDPIC ARM shared library big endian"
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"-shared -T fdpic-shared.ld --hash-style=sysv -EB -m armelfb_linux_fdpiceabi" ""
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"-EB -fdpic" {fdpic-shared.s}
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{{objdump -fdw fdpic-shared.d} {objdump -Rw fdpic-shared.r}
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{readelf -Ds fdpic-shared.sym}}
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"fdpic-shared.so"}
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{"FDPIC ARM dynamic executable big endian"
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"tmpdir/fdpic-shared.so -T fdpic-main.ld --hash-style=sysv -EB -m armelfb_linux_fdpiceabi" ""
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"-EB -fdpic" {fdpic-main.s}
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{{objdump -fdw fdpic-main.d} {objdump -Rw fdpic-main.r}
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{readelf -Ds fdpic-main.sym}}
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"fdpic-main"}
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}
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# Massage the $armeabitests_common list into run_ld_link_tests standard form.
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# Massage the $armeabitests_common list into run_ld_link_tests standard form.
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# See the comment before 'set armeabitests_common', above.
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# See the comment before 'set armeabitests_common', above.
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set elide_action_elt 3
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set elide_action_elt 3
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@ -1044,6 +1071,10 @@ if { !$is_nacl } {
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run_ld_link_tests $armeabitests_nonacl
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run_ld_link_tests $armeabitests_nonacl
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}
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}
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if { [istarget "arm*-*-uclinuxfdpiceabi"] } {
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run_ld_link_tests $armfdpiceabitests
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}
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run_dump_test "attr-merge-div-00"
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run_dump_test "attr-merge-div-00"
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run_dump_test "attr-merge-div-01"
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run_dump_test "attr-merge-div-01"
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run_dump_test "attr-merge-div-10"
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run_dump_test "attr-merge-div-10"
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72
ld/testsuite/ld-arm/fdpic-main.d
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ld/testsuite/ld-arm/fdpic-main.d
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tmpdir/fdpic-main: file format elf32-(little|big)arm
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architecture: arm.*, flags 0x00000112:
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EXEC_P, HAS_SYMS, D_PAGED
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start address 0x.*
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/* Script for -z combreloc: combine and sort reloc sections */
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OUTPUT_FORMAT("elf32-littlearm-fdpic", "elf32-bigarm-fdpic",
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OUTPUT_ARCH(arm)
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|
The .ctor section from the crtend file contains the
|
||||||
|
end of ctors marker and it must be last */
|
||||||
|
KEEP (*(EXCLUDE_FILE (*crtend.o *crtend?.o ) .ctors))
|
||||||
|
KEEP (*(SORT(.ctors.*)))
|
||||||
|
KEEP (*(.ctors))
|
||||||
|
}
|
||||||
|
.dtors :
|
||||||
|
{
|
||||||
|
KEEP (*crtbegin.o(.dtors))
|
||||||
|
KEEP (*crtbegin?.o(.dtors))
|
||||||
|
KEEP (*(EXCLUDE_FILE (*crtend.o *crtend?.o ) .dtors))
|
||||||
|
KEEP (*(SORT(.dtors.*)))
|
||||||
|
KEEP (*(.dtors))
|
||||||
|
}
|
||||||
|
.jcr : { KEEP (*(.jcr)) }
|
||||||
|
.data.rel.ro : { *(.data.rel.ro.local* .gnu.linkonce.d.rel.ro.local.*) *(.data.rel.ro* .gnu.linkonce.d.rel.ro.*) }
|
||||||
|
.dynamic : { *(.dynamic) }
|
||||||
|
. = DATA_SEGMENT_RELRO_END (0, .);
|
||||||
|
.got : { *(.got.plt) *(.igot.plt) *(.got) *(.igot) }
|
||||||
|
.data :
|
||||||
|
{
|
||||||
|
PROVIDE (__data_start = .);
|
||||||
|
*(.data .data.* .gnu.linkonce.d.*)
|
||||||
|
SORT(CONSTRUCTORS)
|
||||||
|
}
|
||||||
|
.data1 : { *(.data1) }
|
||||||
|
_edata = .; PROVIDE (edata = .);
|
||||||
|
__bss_start = .;
|
||||||
|
__bss_start__ = .;
|
||||||
|
.bss :
|
||||||
|
{
|
||||||
|
*(.dynbss)
|
||||||
|
*(.bss .bss.* .gnu.linkonce.b.*)
|
||||||
|
*(COMMON)
|
||||||
|
/* Align here to ensure that the .bss section occupies space up to
|
||||||
|
_end. Align after .bss to ensure correct alignment even if the
|
||||||
|
.bss section disappears because there are no input sections.
|
||||||
|
FIXME: Why do we need it? When there is no .bss section, we don't
|
||||||
|
pad the .data section. */
|
||||||
|
. = ALIGN(. != 0 ? 32 / 8 : 1);
|
||||||
|
}
|
||||||
|
_bss_end__ = . ; __bss_end__ = . ;
|
||||||
|
. = ALIGN(32 / 8);
|
||||||
|
. = ALIGN(32 / 8);
|
||||||
|
__end__ = . ;
|
||||||
|
_end = .; PROVIDE (end = .);
|
||||||
|
. = DATA_SEGMENT_END (.);
|
||||||
|
/* Stabs debugging sections. */
|
||||||
|
.stab 0 : { *(.stab) }
|
||||||
|
.stabstr 0 : { *(.stabstr) }
|
||||||
|
.stab.excl 0 : { *(.stab.excl) }
|
||||||
|
.stab.exclstr 0 : { *(.stab.exclstr) }
|
||||||
|
.stab.index 0 : { *(.stab.index) }
|
||||||
|
.stab.indexstr 0 : { *(.stab.indexstr) }
|
||||||
|
.comment 0 : { *(.comment) }
|
||||||
|
/* DWARF debug sections.
|
||||||
|
Symbols in the DWARF debugging sections are relative to the beginning
|
||||||
|
of the section so we begin them at 0. */
|
||||||
|
/* DWARF 1 */
|
||||||
|
.debug 0 : { *(.debug) }
|
||||||
|
.line 0 : { *(.line) }
|
||||||
|
/* GNU DWARF 1 extensions */
|
||||||
|
.debug_srcinfo 0 : { *(.debug_srcinfo) }
|
||||||
|
.debug_sfnames 0 : { *(.debug_sfnames) }
|
||||||
|
/* DWARF 1.1 and DWARF 2 */
|
||||||
|
.debug_aranges 0 : { *(.debug_aranges) }
|
||||||
|
.debug_pubnames 0 : { *(.debug_pubnames) }
|
||||||
|
/* DWARF 2 */
|
||||||
|
.debug_info 0 : { *(.debug_info .gnu.linkonce.wi.*) }
|
||||||
|
.debug_abbrev 0 : { *(.debug_abbrev) }
|
||||||
|
.debug_line 0 : { *(.debug_line) }
|
||||||
|
.debug_frame 0 : { *(.debug_frame) }
|
||||||
|
.debug_str 0 : { *(.debug_str) }
|
||||||
|
.debug_loc 0 : { *(.debug_loc) }
|
||||||
|
.debug_macinfo 0 : { *(.debug_macinfo) }
|
||||||
|
/* SGI/MIPS DWARF 2 extensions */
|
||||||
|
.debug_weaknames 0 : { *(.debug_weaknames) }
|
||||||
|
.debug_funcnames 0 : { *(.debug_funcnames) }
|
||||||
|
.debug_typenames 0 : { *(.debug_typenames) }
|
||||||
|
.debug_varnames 0 : { *(.debug_varnames) }
|
||||||
|
/* DWARF 3 */
|
||||||
|
.debug_pubtypes 0 : { *(.debug_pubtypes) }
|
||||||
|
.debug_ranges 0 : { *(.debug_ranges) }
|
||||||
|
.gnu.attributes 0 : { KEEP (*(.gnu.attributes)) }
|
||||||
|
.note.gnu.arm.ident 0 : { KEEP (*(.note.gnu.arm.ident)) }
|
||||||
|
/DISCARD/ : { *(.note.GNU-stack) *(.gnu_debuglink) *(.gnu.lto_*) }
|
||||||
|
}
|
||||||
11
ld/testsuite/ld-arm/fdpic-main.r
Normal file
11
ld/testsuite/ld-arm/fdpic-main.r
Normal file
@ -0,0 +1,11 @@
|
|||||||
|
|
||||||
|
tmpdir/fdpic-main.*: file format elf32-(little|big)arm
|
||||||
|
|
||||||
|
DYNAMIC RELOCATION RECORDS
|
||||||
|
OFFSET TYPE VALUE
|
||||||
|
.* R_ARM_FUNCDESC my_shared_func1
|
||||||
|
.* R_ARM_FUNCDESC my_shared_func1
|
||||||
|
.* R_ARM_FUNCDESC_VALUE my_shared_func1
|
||||||
|
.* R_ARM_FUNCDESC_VALUE my_shared_func2
|
||||||
|
|
||||||
|
|
||||||
86
ld/testsuite/ld-arm/fdpic-main.s
Normal file
86
ld/testsuite/ld-arm/fdpic-main.s
Normal file
@ -0,0 +1,86 @@
|
|||||||
|
.arch armv7-r
|
||||||
|
.eabi_attribute 20, 1
|
||||||
|
.eabi_attribute 21, 1
|
||||||
|
.eabi_attribute 23, 3
|
||||||
|
.eabi_attribute 24, 1
|
||||||
|
.eabi_attribute 25, 1
|
||||||
|
.eabi_attribute 26, 2
|
||||||
|
.eabi_attribute 30, 2
|
||||||
|
.eabi_attribute 34, 1
|
||||||
|
.eabi_attribute 18, 4
|
||||||
|
.file "hello.c"
|
||||||
|
.text
|
||||||
|
.align 2
|
||||||
|
.syntax unified
|
||||||
|
.arm
|
||||||
|
.fpu softvfp
|
||||||
|
.type my_local_func, %function
|
||||||
|
my_local_func:
|
||||||
|
@ args = 0, pretend = 0, frame = 0
|
||||||
|
@ frame_needed = 0, uses_anonymous_args = 0
|
||||||
|
@ link register save eliminated.
|
||||||
|
bx lr
|
||||||
|
.size my_local_func, .-my_local_func
|
||||||
|
.section .text.startup,"ax",%progbits
|
||||||
|
.align 2
|
||||||
|
.global _start
|
||||||
|
.syntax unified
|
||||||
|
.arm
|
||||||
|
.fpu softvfp
|
||||||
|
.type _start, %function
|
||||||
|
_start:
|
||||||
|
b main
|
||||||
|
|
||||||
|
.global main
|
||||||
|
.syntax unified
|
||||||
|
.arm
|
||||||
|
.fpu softvfp
|
||||||
|
.type main, %function
|
||||||
|
main:
|
||||||
|
@ args = 0, pretend = 0, frame = 0
|
||||||
|
@ frame_needed = 0, uses_anonymous_args = 0
|
||||||
|
ldr r2, .L4
|
||||||
|
ldr r3, .L4+4
|
||||||
|
push {r4, r5, r6, lr}
|
||||||
|
ldr r5, [r9, r2]
|
||||||
|
mov r4, r9
|
||||||
|
ldr r3, [r9, r3]
|
||||||
|
str r3, [r5]
|
||||||
|
bl my_shared_func1(PLT)
|
||||||
|
mov r6, r0
|
||||||
|
mov r9, r4
|
||||||
|
ldr r0, [r5]
|
||||||
|
mov r9, r4
|
||||||
|
bl my_shared_func2(PLT)
|
||||||
|
ldr r3, .L4+8
|
||||||
|
mov r9, r4
|
||||||
|
add r3, r3, r9
|
||||||
|
mov r0, r3
|
||||||
|
str r3, [r5]
|
||||||
|
mov r9, r4
|
||||||
|
bl my_shared_func2(PLT)
|
||||||
|
ldr r3, .L4+12
|
||||||
|
mov r9, r4
|
||||||
|
ldr r3, [r9, r3]
|
||||||
|
ldr r0, [r3]
|
||||||
|
mov r9, r4
|
||||||
|
bl my_shared_func2(PLT)
|
||||||
|
mov r0, r6
|
||||||
|
mov r9, r4
|
||||||
|
pop {r4, r5, r6, pc}
|
||||||
|
.L5:
|
||||||
|
.align 2
|
||||||
|
.L4:
|
||||||
|
.word funcptr(GOT)
|
||||||
|
.word my_shared_func1(GOTFUNCDESC)
|
||||||
|
.word my_local_func(GOTOFFFUNCDESC)
|
||||||
|
.word funcptr2(GOT)
|
||||||
|
.size main, .-main
|
||||||
|
.global funcptr2
|
||||||
|
.comm funcptr,4,4
|
||||||
|
.section .data.rel,"aw",%progbits
|
||||||
|
.align 2
|
||||||
|
.type funcptr2, %object
|
||||||
|
.size funcptr2, 4
|
||||||
|
funcptr2:
|
||||||
|
.word my_shared_func1(FUNCDESC)
|
||||||
14
ld/testsuite/ld-arm/fdpic-main.sym
Normal file
14
ld/testsuite/ld-arm/fdpic-main.sym
Normal file
@ -0,0 +1,14 @@
|
|||||||
|
|
||||||
|
Symbol table for image:
|
||||||
|
+Num +Buc: +Value +Size +Type +Bind +Vis +Ndx +Name
|
||||||
|
+.. +..: ........ +0 +NOTYPE +GLOBAL +DEFAULT +12 _edata
|
||||||
|
+.. +..: ........ +0 +FUNC +GLOBAL +DEFAULT +UND my_shared_func2
|
||||||
|
+.. +..: ........ +0 +NOTYPE +GLOBAL +DEFAULT +12 __bss_start__
|
||||||
|
+.. +..: ........ +0 +NOTYPE +GLOBAL +DEFAULT +13 _end
|
||||||
|
+.. +..: ........ +0 +NOTYPE +GLOBAL +DEFAULT +13 __bss_end__
|
||||||
|
+.. +..: ........ +0 +NOTYPE +GLOBAL +DEFAULT +13 __end__
|
||||||
|
+.. +..: ........ +0 +NOTYPE +GLOBAL +DEFAULT + 9 __ROFIXUP_LIST__
|
||||||
|
+.. +..: ........ +0 +NOTYPE +GLOBAL +DEFAULT +12 __bss_start
|
||||||
|
+.. +..: ........ +0 +NOTYPE +GLOBAL +DEFAULT + 9 __ROFIXUP_END__
|
||||||
|
+.. +..: ........ +0 +FUNC +GLOBAL +DEFAULT +UND my_shared_func1
|
||||||
|
+.. +..: ........ +0 +NOTYPE +GLOBAL +DEFAULT +13 _bss_end__
|
||||||
35
ld/testsuite/ld-arm/fdpic-shared.d
Normal file
35
ld/testsuite/ld-arm/fdpic-shared.d
Normal file
@ -0,0 +1,35 @@
|
|||||||
|
|
||||||
|
tmpdir/fdpic-shared.so: file format elf32-(little|big)arm
|
||||||
|
architecture: arm.*, flags 0x00000150:
|
||||||
|
HAS_SYMS, DYNAMIC, D_PAGED
|
||||||
|
start address 0x.*
|
||||||
|
|
||||||
|
Disassembly of section .plt:
|
||||||
|
|
||||||
|
.* <.plt>:
|
||||||
|
.*: e59fc008 ldr ip, \[pc, #8\] ; .* <.plt\+0x10>
|
||||||
|
.*: e08cc009 add ip, ip, r9
|
||||||
|
.*: e59c9004 ldr r9, \[ip, #4\]
|
||||||
|
.*: e59cf000 ldr pc, \[ip\]
|
||||||
|
.*: 0000000c .word 0x0000000c
|
||||||
|
.*: 00000000 .word 0x00000000
|
||||||
|
.*: e51fc00c ldr ip, \[pc, #-12\] ; .* <.plt\+0x14>
|
||||||
|
.*: e92d1000 stmfd sp!, {ip}
|
||||||
|
.*: e599c004 ldr ip, \[r9, #4\]
|
||||||
|
.*: e599f000 ldr pc, \[r9\]
|
||||||
|
|
||||||
|
Disassembly of section .text:
|
||||||
|
|
||||||
|
.* <my_shared_func1>:
|
||||||
|
.*: e12fff1e bx lr
|
||||||
|
|
||||||
|
.* <my_shared_func3>:
|
||||||
|
.*: e3a00000 mov r0, #0
|
||||||
|
.*: e12fff1e bx lr
|
||||||
|
|
||||||
|
.* <my_shared_func2>:
|
||||||
|
.*: e92d4010 push {r4, lr}
|
||||||
|
.*: e1a04009 mov r4, r9
|
||||||
|
.*: ebffffef bl .* <.plt>
|
||||||
|
.*: e1a09004 mov r9, r4
|
||||||
|
.*: e8bd8010 pop {r4, pc}
|
||||||
228
ld/testsuite/ld-arm/fdpic-shared.ld
Normal file
228
ld/testsuite/ld-arm/fdpic-shared.ld
Normal file
@ -0,0 +1,228 @@
|
|||||||
|
/* Script for --shared -z combreloc: shared library, combine & sort relocs */
|
||||||
|
OUTPUT_FORMAT("elf32-littlearm-fdpic", "elf32-bigarm-fdpic",
|
||||||
|
"elf32-littlearm-fdpic")
|
||||||
|
OUTPUT_ARCH(arm)
|
||||||
|
ENTRY(_start)
|
||||||
|
SEARCH_DIR("=/usr/local/lib"); SEARCH_DIR("=/lib"); SEARCH_DIR("=/usr/lib");
|
||||||
|
SECTIONS
|
||||||
|
{
|
||||||
|
/* Read-only sections, merged into text segment: */
|
||||||
|
. = SEGMENT_START("text-segment", 0) + SIZEOF_HEADERS;
|
||||||
|
.note.gnu.build-id : { *(.note.gnu.build-id) }
|
||||||
|
.hash : { *(.hash) }
|
||||||
|
.gnu.hash : { *(.gnu.hash) }
|
||||||
|
.dynsym : { *(.dynsym) }
|
||||||
|
.dynstr : { *(.dynstr) }
|
||||||
|
.gnu.version : { *(.gnu.version) }
|
||||||
|
.gnu.version_d : { *(.gnu.version_d) }
|
||||||
|
.gnu.version_r : { *(.gnu.version_r) }
|
||||||
|
.rel.dyn :
|
||||||
|
{
|
||||||
|
*(.rel.init)
|
||||||
|
*(.rel.text .rel.text.* .rel.gnu.linkonce.t.*)
|
||||||
|
*(.rel.fini)
|
||||||
|
*(.rel.rodata .rel.rodata.* .rel.gnu.linkonce.r.*)
|
||||||
|
*(.rel.data.rel.ro* .rel.gnu.linkonce.d.rel.ro.*)
|
||||||
|
*(.rel.data .rel.data.* .rel.gnu.linkonce.d.*)
|
||||||
|
*(.rel.tdata .rel.tdata.* .rel.gnu.linkonce.td.*)
|
||||||
|
*(.rel.tbss .rel.tbss.* .rel.gnu.linkonce.tb.*)
|
||||||
|
*(.rel.ctors)
|
||||||
|
*(.rel.dtors)
|
||||||
|
*(.rel.got)
|
||||||
|
*(.rel.bss .rel.bss.* .rel.gnu.linkonce.b.*)
|
||||||
|
*(.rel.iplt)
|
||||||
|
}
|
||||||
|
.rela.dyn :
|
||||||
|
{
|
||||||
|
*(.rela.init)
|
||||||
|
*(.rela.text .rela.text.* .rela.gnu.linkonce.t.*)
|
||||||
|
*(.rela.fini)
|
||||||
|
*(.rela.rodata .rela.rodata.* .rela.gnu.linkonce.r.*)
|
||||||
|
*(.rela.data .rela.data.* .rela.gnu.linkonce.d.*)
|
||||||
|
*(.rela.tdata .rela.tdata.* .rela.gnu.linkonce.td.*)
|
||||||
|
*(.rela.tbss .rela.tbss.* .rela.gnu.linkonce.tb.*)
|
||||||
|
*(.rela.ctors)
|
||||||
|
*(.rela.dtors)
|
||||||
|
*(.rela.got)
|
||||||
|
*(.rela.bss .rela.bss.* .rela.gnu.linkonce.b.*)
|
||||||
|
*(.rela.iplt)
|
||||||
|
}
|
||||||
|
.rel.plt :
|
||||||
|
{
|
||||||
|
*(.rel.plt)
|
||||||
|
}
|
||||||
|
.rela.plt :
|
||||||
|
{
|
||||||
|
*(.rela.plt)
|
||||||
|
}
|
||||||
|
.init :
|
||||||
|
{
|
||||||
|
KEEP (*(.init))
|
||||||
|
} =0
|
||||||
|
.plt : { *(.plt) }
|
||||||
|
.iplt : { *(.iplt) }
|
||||||
|
.text :
|
||||||
|
{
|
||||||
|
*(.text.unlikely .text.*_unlikely)
|
||||||
|
*(.text.exit .text.exit.*)
|
||||||
|
*(.text.startup .text.startup.*)
|
||||||
|
*(.text.hot .text.hot.*)
|
||||||
|
*(.text .stub .text.* .gnu.linkonce.t.*)
|
||||||
|
/* .gnu.warning sections are handled specially by elf32.em. */
|
||||||
|
*(.gnu.warning)
|
||||||
|
*(.glue_7t) *(.glue_7) *(.vfp11_veneer) *(.v4_bx)
|
||||||
|
} =0
|
||||||
|
.fini :
|
||||||
|
{
|
||||||
|
KEEP (*(.fini))
|
||||||
|
} =0
|
||||||
|
PROVIDE (__etext = .);
|
||||||
|
PROVIDE (_etext = .);
|
||||||
|
PROVIDE (etext = .);
|
||||||
|
.rodata : { *(.rodata .rodata.* .gnu.linkonce.r.*) }
|
||||||
|
.rodata1 : { *(.rodata1) }
|
||||||
|
.ARM.extab : { *(.ARM.extab* .gnu.linkonce.armextab.*) }
|
||||||
|
PROVIDE_HIDDEN (__exidx_start = .);
|
||||||
|
.ARM.exidx : { *(.ARM.exidx* .gnu.linkonce.armexidx.*) }
|
||||||
|
PROVIDE_HIDDEN (__exidx_end = .);
|
||||||
|
.rofixup : {
|
||||||
|
__ROFIXUP_LIST__ = .;
|
||||||
|
*(.rofixup)
|
||||||
|
__ROFIXUP_END__ = .;
|
||||||
|
}
|
||||||
|
.eh_frame_hdr : { *(.eh_frame_hdr) }
|
||||||
|
.eh_frame : ONLY_IF_RO { KEEP (*(.eh_frame)) }
|
||||||
|
.gcc_except_table : ONLY_IF_RO { *(.gcc_except_table
|
||||||
|
.gcc_except_table.*) }
|
||||||
|
/* These sections are generated by the Sun/Oracle C++ compiler. */
|
||||||
|
.exception_ranges : ONLY_IF_RO { *(.exception_ranges
|
||||||
|
.exception_ranges*) }
|
||||||
|
/* Adjust the address for the data segment. We want to adjust up to
|
||||||
|
the same address within the page on the next page up. */
|
||||||
|
. = ALIGN (CONSTANT (MAXPAGESIZE)) - ((CONSTANT (MAXPAGESIZE) - .) & (CONSTANT (MAXPAGESIZE) - 1)); . = DATA_SEGMENT_ALIGN (CONSTANT (MAXPAGESIZE), CONSTANT (COMMONPAGESIZE));
|
||||||
|
/* Exception handling */
|
||||||
|
.eh_frame : ONLY_IF_RW { KEEP (*(.eh_frame)) }
|
||||||
|
.gcc_except_table : ONLY_IF_RW { *(.gcc_except_table .gcc_except_table.*) }
|
||||||
|
.exception_ranges : ONLY_IF_RW { *(.exception_ranges .exception_ranges*) }
|
||||||
|
/* Thread Local Storage sections */
|
||||||
|
.tdata :
|
||||||
|
{
|
||||||
|
*(.tdata .tdata.* .gnu.linkonce.td.*)
|
||||||
|
}
|
||||||
|
.tbss : { *(.tbss .tbss.* .gnu.linkonce.tb.*) *(.tcommon) }
|
||||||
|
.preinit_array :
|
||||||
|
{
|
||||||
|
KEEP (*(.preinit_array))
|
||||||
|
}
|
||||||
|
.init_array :
|
||||||
|
{
|
||||||
|
KEEP (*(SORT(.init_array.*)))
|
||||||
|
KEEP (*(.init_array))
|
||||||
|
}
|
||||||
|
.fini_array :
|
||||||
|
{
|
||||||
|
KEEP (*(SORT(.fini_array.*)))
|
||||||
|
KEEP (*(.fini_array))
|
||||||
|
}
|
||||||
|
.ctors :
|
||||||
|
{
|
||||||
|
/* gcc uses crtbegin.o to find the start of
|
||||||
|
the constructors, so we make sure it is
|
||||||
|
first. Because this is a wildcard, it
|
||||||
|
doesn't matter if the user does not
|
||||||
|
actually link against crtbegin.o; the
|
||||||
|
linker won't look for a file to match a
|
||||||
|
wildcard. The wildcard also means that it
|
||||||
|
doesn't matter which directory crtbegin.o
|
||||||
|
is in. */
|
||||||
|
KEEP (*crtbegin.o(.ctors))
|
||||||
|
KEEP (*crtbegin?.o(.ctors))
|
||||||
|
/* We don't want to include the .ctor section from
|
||||||
|
the crtend.o file until after the sorted ctors.
|
||||||
|
The .ctor section from the crtend file contains the
|
||||||
|
end of ctors marker and it must be last */
|
||||||
|
KEEP (*(EXCLUDE_FILE (*crtend.o *crtend?.o ) .ctors))
|
||||||
|
KEEP (*(SORT(.ctors.*)))
|
||||||
|
KEEP (*(.ctors))
|
||||||
|
}
|
||||||
|
.dtors :
|
||||||
|
{
|
||||||
|
KEEP (*crtbegin.o(.dtors))
|
||||||
|
KEEP (*crtbegin?.o(.dtors))
|
||||||
|
KEEP (*(EXCLUDE_FILE (*crtend.o *crtend?.o ) .dtors))
|
||||||
|
KEEP (*(SORT(.dtors.*)))
|
||||||
|
KEEP (*(.dtors))
|
||||||
|
}
|
||||||
|
.jcr : { KEEP (*(.jcr)) }
|
||||||
|
.data.rel.ro : { *(.data.rel.ro.local* .gnu.linkonce.d.rel.ro.local.*) *(.data.rel.ro* .gnu.linkonce.d.rel.ro.*) }
|
||||||
|
.dynamic : { *(.dynamic) }
|
||||||
|
. = DATA_SEGMENT_RELRO_END (0, .);
|
||||||
|
.got : { *(.got.plt) *(.igot.plt) *(.got) *(.igot) }
|
||||||
|
.data :
|
||||||
|
{
|
||||||
|
PROVIDE (__data_start = .);
|
||||||
|
*(.data .data.* .gnu.linkonce.d.*)
|
||||||
|
SORT(CONSTRUCTORS)
|
||||||
|
}
|
||||||
|
.data1 : { *(.data1) }
|
||||||
|
_edata = .; PROVIDE (edata = .);
|
||||||
|
__bss_start = .;
|
||||||
|
__bss_start__ = .;
|
||||||
|
.bss :
|
||||||
|
{
|
||||||
|
*(.dynbss)
|
||||||
|
*(.bss .bss.* .gnu.linkonce.b.*)
|
||||||
|
*(COMMON)
|
||||||
|
/* Align here to ensure that the .bss section occupies space up to
|
||||||
|
_end. Align after .bss to ensure correct alignment even if the
|
||||||
|
.bss section disappears because there are no input sections.
|
||||||
|
FIXME: Why do we need it? When there is no .bss section, we don't
|
||||||
|
pad the .data section. */
|
||||||
|
. = ALIGN(. != 0 ? 32 / 8 : 1);
|
||||||
|
}
|
||||||
|
_bss_end__ = . ; __bss_end__ = . ;
|
||||||
|
. = ALIGN(32 / 8);
|
||||||
|
. = ALIGN(32 / 8);
|
||||||
|
__end__ = . ;
|
||||||
|
_end = .; PROVIDE (end = .);
|
||||||
|
. = DATA_SEGMENT_END (.);
|
||||||
|
/* Stabs debugging sections. */
|
||||||
|
.stab 0 : { *(.stab) }
|
||||||
|
.stabstr 0 : { *(.stabstr) }
|
||||||
|
.stab.excl 0 : { *(.stab.excl) }
|
||||||
|
.stab.exclstr 0 : { *(.stab.exclstr) }
|
||||||
|
.stab.index 0 : { *(.stab.index) }
|
||||||
|
.stab.indexstr 0 : { *(.stab.indexstr) }
|
||||||
|
.comment 0 : { *(.comment) }
|
||||||
|
/* DWARF debug sections.
|
||||||
|
Symbols in the DWARF debugging sections are relative to the beginning
|
||||||
|
of the section so we begin them at 0. */
|
||||||
|
/* DWARF 1 */
|
||||||
|
.debug 0 : { *(.debug) }
|
||||||
|
.line 0 : { *(.line) }
|
||||||
|
/* GNU DWARF 1 extensions */
|
||||||
|
.debug_srcinfo 0 : { *(.debug_srcinfo) }
|
||||||
|
.debug_sfnames 0 : { *(.debug_sfnames) }
|
||||||
|
/* DWARF 1.1 and DWARF 2 */
|
||||||
|
.debug_aranges 0 : { *(.debug_aranges) }
|
||||||
|
.debug_pubnames 0 : { *(.debug_pubnames) }
|
||||||
|
/* DWARF 2 */
|
||||||
|
.debug_info 0 : { *(.debug_info .gnu.linkonce.wi.*) }
|
||||||
|
.debug_abbrev 0 : { *(.debug_abbrev) }
|
||||||
|
.debug_line 0 : { *(.debug_line) }
|
||||||
|
.debug_frame 0 : { *(.debug_frame) }
|
||||||
|
.debug_str 0 : { *(.debug_str) }
|
||||||
|
.debug_loc 0 : { *(.debug_loc) }
|
||||||
|
.debug_macinfo 0 : { *(.debug_macinfo) }
|
||||||
|
/* SGI/MIPS DWARF 2 extensions */
|
||||||
|
.debug_weaknames 0 : { *(.debug_weaknames) }
|
||||||
|
.debug_funcnames 0 : { *(.debug_funcnames) }
|
||||||
|
.debug_typenames 0 : { *(.debug_typenames) }
|
||||||
|
.debug_varnames 0 : { *(.debug_varnames) }
|
||||||
|
/* DWARF 3 */
|
||||||
|
.debug_pubtypes 0 : { *(.debug_pubtypes) }
|
||||||
|
.debug_ranges 0 : { *(.debug_ranges) }
|
||||||
|
.gnu.attributes 0 : { KEEP (*(.gnu.attributes)) }
|
||||||
|
.note.gnu.arm.ident 0 : { KEEP (*(.note.gnu.arm.ident)) }
|
||||||
|
/DISCARD/ : { *(.note.GNU-stack) *(.gnu_debuglink) *(.gnu.lto_*) }
|
||||||
|
}
|
||||||
8
ld/testsuite/ld-arm/fdpic-shared.r
Normal file
8
ld/testsuite/ld-arm/fdpic-shared.r
Normal file
@ -0,0 +1,8 @@
|
|||||||
|
|
||||||
|
tmpdir/fdpic-shared.so: file format elf32-(little|big)arm
|
||||||
|
|
||||||
|
DYNAMIC RELOCATION RECORDS
|
||||||
|
OFFSET TYPE VALUE
|
||||||
|
.* R_ARM_FUNCDESC_VALUE my_shared_func3
|
||||||
|
|
||||||
|
|
||||||
52
ld/testsuite/ld-arm/fdpic-shared.s
Normal file
52
ld/testsuite/ld-arm/fdpic-shared.s
Normal file
@ -0,0 +1,52 @@
|
|||||||
|
.arch armv7-r
|
||||||
|
.eabi_attribute 20, 1
|
||||||
|
.eabi_attribute 21, 1
|
||||||
|
.eabi_attribute 23, 3
|
||||||
|
.eabi_attribute 24, 1
|
||||||
|
.eabi_attribute 25, 1
|
||||||
|
.eabi_attribute 26, 2
|
||||||
|
.eabi_attribute 30, 2
|
||||||
|
.eabi_attribute 34, 1
|
||||||
|
.eabi_attribute 18, 4
|
||||||
|
.file "shared.c"
|
||||||
|
.text
|
||||||
|
.align 2
|
||||||
|
.global my_shared_func1
|
||||||
|
.syntax unified
|
||||||
|
.arm
|
||||||
|
.fpu softvfp
|
||||||
|
.type my_shared_func1, %function
|
||||||
|
my_shared_func1:
|
||||||
|
@ args = 0, pretend = 0, frame = 0
|
||||||
|
@ frame_needed = 0, uses_anonymous_args = 0
|
||||||
|
@ link register save eliminated.
|
||||||
|
bx lr
|
||||||
|
.size my_shared_func1, .-my_shared_func1
|
||||||
|
.align 2
|
||||||
|
.global my_shared_func3
|
||||||
|
.syntax unified
|
||||||
|
.arm
|
||||||
|
.fpu softvfp
|
||||||
|
.type my_shared_func3, %function
|
||||||
|
my_shared_func3:
|
||||||
|
@ args = 0, pretend = 0, frame = 0
|
||||||
|
@ frame_needed = 0, uses_anonymous_args = 0
|
||||||
|
@ link register save eliminated.
|
||||||
|
mov r0, #0
|
||||||
|
bx lr
|
||||||
|
.size my_shared_func3, .-my_shared_func3
|
||||||
|
.align 2
|
||||||
|
.global my_shared_func2
|
||||||
|
.syntax unified
|
||||||
|
.arm
|
||||||
|
.fpu softvfp
|
||||||
|
.type my_shared_func2, %function
|
||||||
|
my_shared_func2:
|
||||||
|
@ args = 0, pretend = 0, frame = 0
|
||||||
|
@ frame_needed = 0, uses_anonymous_args = 0
|
||||||
|
push {r4, lr}
|
||||||
|
mov r4, r9
|
||||||
|
bl my_shared_func3(PLT)
|
||||||
|
mov r9, r4
|
||||||
|
pop {r4, pc}
|
||||||
|
.size my_shared_func2, .-my_shared_func2
|
||||||
15
ld/testsuite/ld-arm/fdpic-shared.sym
Normal file
15
ld/testsuite/ld-arm/fdpic-shared.sym
Normal file
@ -0,0 +1,15 @@
|
|||||||
|
|
||||||
|
Symbol table for image:
|
||||||
|
+Num +Buc: +Value +Size +Type +Bind +Vis +Ndx +Name
|
||||||
|
+.. +..: ........ +0 +NOTYPE +GLOBAL +DEFAULT +9 _edata
|
||||||
|
+.. +..: ........ +20 +FUNC +GLOBAL +DEFAULT +6 my_shared_func2
|
||||||
|
+.. +..: ........ +0 +NOTYPE +GLOBAL +DEFAULT +9 __bss_start__
|
||||||
|
+.. +..: ........ +0 +NOTYPE +GLOBAL +DEFAULT +9 _end
|
||||||
|
+.. +..: ........ +8 +FUNC +GLOBAL +DEFAULT +6 my_shared_func3
|
||||||
|
+.. +..: ........ +0 +NOTYPE +GLOBAL +DEFAULT +9 __bss_end__
|
||||||
|
+.. +..: ........ +0 +NOTYPE +GLOBAL +DEFAULT +9 __end__
|
||||||
|
+.. +..: ........ +0 +NOTYPE +GLOBAL +DEFAULT +7 __ROFIXUP_LIST__
|
||||||
|
+.. +..: ........ +0 +NOTYPE +GLOBAL +DEFAULT +9 __bss_start
|
||||||
|
+.. +..: ........ +0 +NOTYPE +GLOBAL +DEFAULT +7 __ROFIXUP_END__
|
||||||
|
+.. +..: ........ +4 +FUNC +GLOBAL +DEFAULT +6 my_shared_func1
|
||||||
|
+.. +..: ........ +0 +NOTYPE +GLOBAL +DEFAULT +9 _bss_end__
|
||||||
Loading…
Reference in New Issue
Block a user