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bsps/powerpc: Support constructors with priority

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Close #3339.
This commit is contained in:
Sebastian Huber
2019-12-19 12:05:45 +01:00
parent 806fe963a2
commit 86abbb6e1e
6 changed files with 59 additions and 115 deletions
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19
bsps/powerpc/gen5200/start/linkcmds.gen5200_base
View File

@@ -177,31 +177,20 @@ SECTIONS {
/*
* BSP: Moved into .data from .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 (*ecrti.o(.ctors))
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 (*(EXCLUDE_FILE (*crtend.o *crtend?.o *ecrtn.o) .ctors))
KEEP (*(SORT(.ctors.*)))
KEEP (*(.ctors))
/*
* BSP: Moved into .data from .dtors
*/
KEEP (*ecrti.o(.dtors))
KEEP (*crtbegin.o(.dtors))
KEEP (*crtbegin?.o(.dtors))
KEEP (*(EXCLUDE_FILE (*crtend.o *crtend?.o ) .dtors))
KEEP (*(EXCLUDE_FILE (*crtend.o *crtend?.o *ecrtn.o) .dtors))
KEEP (*(SORT(.dtors.*)))
KEEP (*(.dtors))

34
bsps/powerpc/haleakala/start/linkcmds
View File

@@ -77,27 +77,19 @@ SECTIONS
*(.fini)
*ecrtn.o(.init)
/*
* C++ constructors and destructors for static objects.
* PowerPC EABI does not use crtstuff yet, so we build "old-style"
* constructor and destructor lists that begin with the list length
* end terminate with a NULL entry.
*/
PROVIDE (__CTOR_LIST__ = .);
*crtbegin.o(.ctors)
*(.ctors)
*crtend.o(.ctors)
LONG(0)
PROVIDE (__CTOR_END__ = .);
PROVIDE (__DTOR_LIST__ = .);
*crtbegin.o(.dtors)
*(.dtors)
*crtend.o(.dtors)
LONG(0)
PROVIDE (__DTOR_END__ = .);
KEEP (*ecrti.o(.ctors))
KEEP (*crtbegin.o(.ctors))
KEEP (*crtbegin?.o(.ctors))
KEEP (*(EXCLUDE_FILE (*crtend.o *crtend?.o *ecrtn.o) .ctors))
KEEP (*(SORT(.ctors.*)))
KEEP (*(.ctors))
KEEP (*ecrti.o(.dtors))
KEEP (*crtbegin.o(.dtors))
KEEP (*crtbegin?.o(.dtors))
KEEP (*(EXCLUDE_FILE (*crtend.o *crtend?.o *ecrtn.o) .dtors))
KEEP (*(SORT(.dtors.*)))
KEEP (*(.dtors))
/* Exception frame info */
*(.eh_frame)
/* Miscellaneous read-only data */

34
bsps/powerpc/mpc8260ads/start/linkcmds
View File

@@ -93,28 +93,18 @@ SECTIONS
*(.fini)
*ecrtn.o(.init)
/*
* C++ constructors and destructors for static objects.
* PowerPC EABI does not use crtstuff yet, so we build "old-style"
* constructor and destructor lists that begin with the list length
* end terminate with a NULL entry.
*/
PROVIDE (__CTOR_LIST__ = .);
/* LONG((__CTOR_END__ - __CTOR_LIST__) / 4 - 2) */
*crtbegin.o(.ctors)
*(.ctors)
*crtend.o(.ctors)
LONG(0)
PROVIDE (__CTOR_END__ = .);
PROVIDE (__DTOR_LIST__ = .);
/* LONG((__DTOR_END__ - __DTOR_LIST__) / 4 - 2) */
*crtbegin.o(.dtors)
*(.dtors)
*crtend.o(.dtors)
LONG(0)
PROVIDE (__DTOR_END__ = .);
KEEP (*ecrti.o(.ctors))
KEEP (*crtbegin.o(.ctors))
KEEP (*crtbegin?.o(.ctors))
KEEP (*(EXCLUDE_FILE (*crtend.o *crtend?.o *ecrtn.o) .ctors))
KEEP (*(SORT(.ctors.*)))
KEEP (*(.ctors))
KEEP (*ecrti.o(.dtors))
KEEP (*crtbegin.o(.dtors))
KEEP (*crtbegin?.o(.dtors))
KEEP (*(EXCLUDE_FILE (*crtend.o *crtend?.o *ecrtn.o) .dtors))
KEEP (*(SORT(.dtors.*)))
KEEP (*(.dtors))
/* Exception frame info */
*(.eh_frame)

33
bsps/powerpc/ss555/start/linkcmds
View File

@@ -77,27 +77,18 @@ SECTIONS
*(.fini)
*ecrtn.o(.init)
/*
* C++ constructors and destructors for static objects.
* PowerPC EABI does not use crtstuff yet, so we build "old-style"
* constructor and destructor lists that begin with the list length
* end terminate with a NULL entry.
*/
PROVIDE (__CTOR_LIST__ = .);
/* LONG((__CTOR_END__ - __CTOR_LIST__) / 4 - 2) */
*crtbegin.o(.ctors)
*(.ctors)
*crtend.o(.ctors)
LONG(0)
PROVIDE (__CTOR_END__ = .);
PROVIDE (__DTOR_LIST__ = .);
/* LONG((__DTOR_END__ - __DTOR_LIST__) / 4 - 2) */
*crtbegin.o(.dtors)
*(.dtors)
*crtend.o(.dtors)
LONG(0)
PROVIDE (__DTOR_END__ = .);
KEEP (*ecrti.o(.ctors))
KEEP (*crtbegin.o(.ctors))
KEEP (*crtbegin?.o(.ctors))
KEEP (*(EXCLUDE_FILE (*crtend.o *crtend?.o *ecrtn.o) .ctors))
KEEP (*(SORT(.ctors.*)))
KEEP (*(.ctors))
KEEP (*ecrti.o(.dtors))
KEEP (*crtbegin.o(.dtors))
KEEP (*crtbegin?.o(.dtors))
KEEP (*(EXCLUDE_FILE (*crtend.o *crtend?.o *ecrtn.o) .dtors))
KEEP (*(SORT(.dtors.*)))
KEEP (*(.dtors))
/*
* Special FreeBSD sysctl sections.

27
bsps/powerpc/virtex4/start/linkcmds
View File

@@ -161,29 +161,20 @@ SECTIONS
.dynamic : { *(.dynamic) } > RAM
.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.
*/
.ctors : {
KEEP (*ecrti.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 ) .ctors))
KEEP (*crtbegin?.o(.ctors))
KEEP (*(EXCLUDE_FILE (*crtend.o *crtend?.o *ecrtn.o) .ctors))
KEEP (*(SORT(.ctors.*)))
KEEP (*(.ctors))
} > RAM
.dtors : { KEEP (*crtbegin.o(.dtors))
KEEP (*(EXCLUDE_FILE (*crtend.o ) .dtors))
.dtors : {
KEEP (*ecrti.o(.dtors))
KEEP (*crtbegin.o(.dtors))
KEEP (*crtbegin?.o(.dtors))
KEEP (*(EXCLUDE_FILE (*crtend.o *crtend?.o *ecrtn.o) .dtors))
KEEP (*(SORT(.dtors.*)))
KEEP (*(.dtors))
} > RAM

27
bsps/powerpc/virtex5/start/linkcmds
View File

@@ -161,29 +161,20 @@ SECTIONS
.dynamic : { *(.dynamic) } > RAM
.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.
*/
.ctors : {
KEEP (*ecrti.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 ) .ctors))
KEEP (*crtbegin?.o(.ctors))
KEEP (*(EXCLUDE_FILE (*crtend.o *crtend?.o *ecrtn.o) .ctors))
KEEP (*(SORT(.ctors.*)))
KEEP (*(.ctors))
} > RAM
.dtors : { KEEP (*crtbegin.o(.dtors))
KEEP (*(EXCLUDE_FILE (*crtend.o ) .dtors))
.dtors : {
KEEP (*ecrti.o(.dtors))
KEEP (*crtbegin.o(.dtors))
KEEP (*crtbegin?.o(.dtors))
KEEP (*(EXCLUDE_FILE (*crtend.o *crtend?.o *ecrtn.o) .dtors))
KEEP (*(SORT(.dtors.*)))
KEEP (*(.dtors))
} > RAM