From: Joakim Tjernlund Date: Fri, 3 Dec 2010 16:30:37 +0000 (+0100) Subject: PowerPC: Add relocation support for -fpic X-Git-Tag: v2011.03-rc1~55^2~10 X-Git-Url: https://git.sur5r.net/?a=commitdiff_plain;h=337f5f50f539cc1ea1e0533c096e237228f12cae;p=u-boot PowerPC: Add relocation support for -fpic By rearranging the linker script we get support for relocation of -fpic for free. Signed-off-by: Joakim Tjernlund Acked-by: Scott Wood Acked-by: Kim Phillips --- diff --git a/arch/powerpc/cpu/74xx_7xx/u-boot.lds b/arch/powerpc/cpu/74xx_7xx/u-boot.lds index 771a8456fa..8429f33192 100644 --- a/arch/powerpc/cpu/74xx_7xx/u-boot.lds +++ b/arch/powerpc/cpu/74xx_7xx/u-boot.lds @@ -43,13 +43,14 @@ SECTIONS PROVIDE (erotext = .); .reloc : { - KEEP(*(.got)) _GOT2_TABLE_ = .; KEEP(*(.got2)) + KEEP(*(.got)) + PROVIDE(_GLOBAL_OFFSET_TABLE_ = . + 4); _FIXUP_TABLE_ = .; KEEP(*(.fixup)) } - __got2_entries = (_FIXUP_TABLE_ - _GOT2_TABLE_) >>2; + __got2_entries = ((_GLOBAL_OFFSET_TABLE_ - _GOT2_TABLE_) >> 2) - 1; __fixup_entries = (. - _FIXUP_TABLE_)>>2; .data : diff --git a/arch/powerpc/cpu/mpc512x/u-boot.lds b/arch/powerpc/cpu/mpc512x/u-boot.lds index 361e714899..ab9303f92a 100644 --- a/arch/powerpc/cpu/mpc512x/u-boot.lds +++ b/arch/powerpc/cpu/mpc512x/u-boot.lds @@ -37,14 +37,15 @@ SECTIONS PROVIDE (erotext = .); .reloc : { - KEEP(*(.got)) _GOT2_TABLE_ = .; KEEP(*(.got2)) + KEEP(*(.got)) + PROVIDE(_GLOBAL_OFFSET_TABLE_ = . + 4); _FIXUP_TABLE_ = .; KEEP(*(.fixup)) *(.fixup) } - __got2_entries = (_FIXUP_TABLE_ - _GOT2_TABLE_) >> 2; + __got2_entries = ((_GLOBAL_OFFSET_TABLE_ - _GOT2_TABLE_) >> 2) - 1; __fixup_entries = (. - _FIXUP_TABLE_) >> 2; .data : diff --git a/arch/powerpc/cpu/mpc5xx/u-boot.lds b/arch/powerpc/cpu/mpc5xx/u-boot.lds index b7fd4bc3a7..69bd7aa8e6 100644 --- a/arch/powerpc/cpu/mpc5xx/u-boot.lds +++ b/arch/powerpc/cpu/mpc5xx/u-boot.lds @@ -46,13 +46,14 @@ SECTIONS PROVIDE (erotext = .); .reloc : { - KEEP(*(.got)) _GOT2_TABLE_ = .; KEEP(*(.got2)) + KEEP(*(.got)) + PROVIDE(_GLOBAL_OFFSET_TABLE_ = . + 4); _FIXUP_TABLE_ = .; KEEP(*(.fixup)) } - __got2_entries = (_FIXUP_TABLE_ - _GOT2_TABLE_) >>2; + __got2_entries = ((_GLOBAL_OFFSET_TABLE_ - _GOT2_TABLE_) >> 2) - 1; __fixup_entries = (. - _FIXUP_TABLE_)>>2; .data : diff --git a/arch/powerpc/cpu/mpc5xxx/u-boot.lds b/arch/powerpc/cpu/mpc5xxx/u-boot.lds index eeeff6c850..7e3b70aed0 100644 --- a/arch/powerpc/cpu/mpc5xxx/u-boot.lds +++ b/arch/powerpc/cpu/mpc5xxx/u-boot.lds @@ -41,13 +41,14 @@ SECTIONS PROVIDE (erotext = .); .reloc : { - KEEP(*(.got)) _GOT2_TABLE_ = .; KEEP(*(.got2)) + KEEP(*(.got)) + PROVIDE(_GLOBAL_OFFSET_TABLE_ = . + 4); _FIXUP_TABLE_ = .; KEEP(*(.fixup)) } - __got2_entries = (_FIXUP_TABLE_ - _GOT2_TABLE_) >> 2; + __got2_entries = ((_GLOBAL_OFFSET_TABLE_ - _GOT2_TABLE_) >> 2) - 1; __fixup_entries = (. - _FIXUP_TABLE_) >> 2; .data : diff --git a/arch/powerpc/cpu/mpc8220/u-boot.lds b/arch/powerpc/cpu/mpc8220/u-boot.lds index 63cbbd7f41..72ff671a4a 100644 --- a/arch/powerpc/cpu/mpc8220/u-boot.lds +++ b/arch/powerpc/cpu/mpc8220/u-boot.lds @@ -40,13 +40,14 @@ SECTIONS PROVIDE (erotext = .); .reloc : { - KEEP(*(.got)) _GOT2_TABLE_ = .; KEEP(*(.got2)) + KEEP(*(.got)) + PROVIDE(_GLOBAL_OFFSET_TABLE_ = . + 4); _FIXUP_TABLE_ = .; KEEP(*(.fixup)) } - __got2_entries = (_FIXUP_TABLE_ - _GOT2_TABLE_) >> 2; + __got2_entries = ((_GLOBAL_OFFSET_TABLE_ - _GOT2_TABLE_) >> 2) - 1; __fixup_entries = (. - _FIXUP_TABLE_) >> 2; .data : diff --git a/arch/powerpc/cpu/mpc824x/u-boot.lds b/arch/powerpc/cpu/mpc824x/u-boot.lds index e7f283787b..3b9299c0da 100644 --- a/arch/powerpc/cpu/mpc824x/u-boot.lds +++ b/arch/powerpc/cpu/mpc824x/u-boot.lds @@ -41,13 +41,14 @@ SECTIONS PROVIDE (erotext = .); .reloc : { - KEEP(*(.got)) _GOT2_TABLE_ = .; KEEP(*(.got2)) + KEEP(*(.got)) + PROVIDE(_GLOBAL_OFFSET_TABLE_ = . + 4); _FIXUP_TABLE_ = .; KEEP(*(.fixup)) } - __got2_entries = (_FIXUP_TABLE_ - _GOT2_TABLE_) >> 2; + __got2_entries = ((_GLOBAL_OFFSET_TABLE_ - _GOT2_TABLE_) >> 2) - 1; __fixup_entries = (. - _FIXUP_TABLE_) >> 2; .data : diff --git a/arch/powerpc/cpu/mpc8260/u-boot.lds b/arch/powerpc/cpu/mpc8260/u-boot.lds index ad2ce37f1b..c76555ef80 100644 --- a/arch/powerpc/cpu/mpc8260/u-boot.lds +++ b/arch/powerpc/cpu/mpc8260/u-boot.lds @@ -40,13 +40,14 @@ SECTIONS PROVIDE (erotext = .); .reloc : { - KEEP(*(.got)) _GOT2_TABLE_ = .; KEEP(*(.got2)) + KEEP(*(.got)) + PROVIDE(_GLOBAL_OFFSET_TABLE_ = . + 4); _FIXUP_TABLE_ = .; KEEP(*(.fixup)) } - __got2_entries = (_FIXUP_TABLE_ - _GOT2_TABLE_) >> 2; + __got2_entries = ((_GLOBAL_OFFSET_TABLE_ - _GOT2_TABLE_) >> 2) - 1; __fixup_entries = (. - _FIXUP_TABLE_) >> 2; .data : diff --git a/arch/powerpc/cpu/mpc83xx/u-boot.lds b/arch/powerpc/cpu/mpc83xx/u-boot.lds index 81a7ace64c..752a175b1a 100644 --- a/arch/powerpc/cpu/mpc83xx/u-boot.lds +++ b/arch/powerpc/cpu/mpc83xx/u-boot.lds @@ -39,13 +39,14 @@ SECTIONS PROVIDE (erotext = .); .reloc : { - KEEP(*(.got)) _GOT2_TABLE_ = .; KEEP(*(.got2)) + KEEP(*(.got)) + PROVIDE(_GLOBAL_OFFSET_TABLE_ = . + 4); _FIXUP_TABLE_ = .; KEEP(*(.fixup)) } - __got2_entries = (_FIXUP_TABLE_ - _GOT2_TABLE_) >> 2; + __got2_entries = ((_GLOBAL_OFFSET_TABLE_ - _GOT2_TABLE_) >> 2) - 1; __fixup_entries = (. - _FIXUP_TABLE_) >> 2; .data : diff --git a/arch/powerpc/cpu/mpc85xx/u-boot.lds b/arch/powerpc/cpu/mpc85xx/u-boot.lds index 85042c5254..67d7763eaa 100644 --- a/arch/powerpc/cpu/mpc85xx/u-boot.lds +++ b/arch/powerpc/cpu/mpc85xx/u-boot.lds @@ -54,13 +54,14 @@ SECTIONS PROVIDE (erotext = .); .reloc : { - KEEP(*(.got)) _GOT2_TABLE_ = .; KEEP(*(.got2)) + KEEP(*(.got)) + PROVIDE(_GLOBAL_OFFSET_TABLE_ = . + 4); _FIXUP_TABLE_ = .; KEEP(*(.fixup)) } - __got2_entries = (_FIXUP_TABLE_ - _GOT2_TABLE_) >> 2; + __got2_entries = ((_GLOBAL_OFFSET_TABLE_ - _GOT2_TABLE_) >> 2) - 1; __fixup_entries = (. - _FIXUP_TABLE_) >> 2; .data : diff --git a/arch/powerpc/cpu/mpc86xx/u-boot.lds b/arch/powerpc/cpu/mpc86xx/u-boot.lds index 49a4c782d5..c550ef5004 100644 --- a/arch/powerpc/cpu/mpc86xx/u-boot.lds +++ b/arch/powerpc/cpu/mpc86xx/u-boot.lds @@ -45,13 +45,14 @@ SECTIONS PROVIDE (erotext = .); .reloc : { - KEEP(*(.got)) _GOT2_TABLE_ = .; KEEP(*(.got2)) + KEEP(*(.got)) + PROVIDE(_GLOBAL_OFFSET_TABLE_ = . + 4); _FIXUP_TABLE_ = .; KEEP(*(.fixup)) } - __got2_entries = (_FIXUP_TABLE_ - _GOT2_TABLE_) >> 2; + __got2_entries = ((_GLOBAL_OFFSET_TABLE_ - _GOT2_TABLE_) >> 2) - 1; __fixup_entries = (. - _FIXUP_TABLE_) >> 2; .data : diff --git a/arch/powerpc/cpu/ppc4xx/u-boot.lds b/arch/powerpc/cpu/ppc4xx/u-boot.lds index 842ff5f5ce..656f59a582 100644 --- a/arch/powerpc/cpu/ppc4xx/u-boot.lds +++ b/arch/powerpc/cpu/ppc4xx/u-boot.lds @@ -59,13 +59,14 @@ SECTIONS PROVIDE (erotext = .); .reloc : { - KEEP(*(.got)) _GOT2_TABLE_ = .; KEEP(*(.got2)) + KEEP(*(.got)) + PROVIDE(_GLOBAL_OFFSET_TABLE_ = . + 4); _FIXUP_TABLE_ = .; KEEP(*(.fixup)) } - __got2_entries = (_FIXUP_TABLE_ - _GOT2_TABLE_) >> 2; + __got2_entries = ((_GLOBAL_OFFSET_TABLE_ - _GOT2_TABLE_) >> 2) - 1; __fixup_entries = (. - _FIXUP_TABLE_) >> 2; .data :