diff options
author | Trent Piepho <xyzzy@speakeasy.org> | 2009-02-18 15:22:05 -0800 |
---|---|---|
committer | Wolfgang Denk <wd@denx.de> | 2009-03-20 22:39:12 +0100 |
commit | f62fb99941c625605aa16a0097b396a5c16d2c88 (patch) | |
tree | a0269ee7e9fa0efacf18d9b6b2a44000c731aa0f /board/freescale | |
parent | 566b652c7cdb0e5e0529bb3d1eaffbd2bf45a032 (diff) |
Fix all linker script to handle all rodata sections
A recent gcc added a new unaligned rodata section called '.rodata.str1.1',
which needs to be added the the linker script. Instead of just adding this
one section, we use a wildcard ".rodata*" to get all rodata linker section
gcc has now and might add in the future.
However, '*(.rodata*)' by itself will result in sub-optimal section
ordering. The sections will be sorted by object file, which causes extra
padding between the unaligned rodata.str.1.1 of one object file and the
aligned rodata of the next object file. This is easy to fix by using the
SORT_BY_ALIGNMENT command.
This patch has not be tested one most of the boards modified. Some boards
have a linker script that looks something like this:
*(.text)
. = ALIGN(16);
*(.rodata)
*(.rodata.str1.4)
*(.eh_frame)
I change this to:
*(.text)
. = ALIGN(16);
*(.eh_frame)
*(SORT_BY_ALIGNMENT(SORT_BY_NAME(.rodata*)))
This means the start of rodata will no longer be 16 bytes aligned.
However, the boundary between text and rodata/eh_frame is still aligned to
16 bytes, which is what I think the real purpose of the ALIGN call is.
Signed-off-by: Trent Piepho <xyzzy@speakeasy.org>
Diffstat (limited to 'board/freescale')
25 files changed, 25 insertions, 62 deletions
diff --git a/board/freescale/m5249evb/u-boot.lds b/board/freescale/m5249evb/u-boot.lds index aec7e9bf43a..e3230b9f20a 100644 --- a/board/freescale/m5249evb/u-boot.lds +++ b/board/freescale/m5249evb/u-boot.lds @@ -72,10 +72,8 @@ SECTIONS PROVIDE (etext = .); .rodata : { - *(.rodata) - *(.rodata1) - *(.rodata.str1.4) *(.eh_frame) + *(SORT_BY_ALIGNMENT(SORT_BY_NAME(.rodata*))) } .fini : { *(.fini) } =0 .ctors : { *(.ctors) } diff --git a/board/freescale/m5253demo/u-boot.lds b/board/freescale/m5253demo/u-boot.lds index a2957645767..6cb5ee05f30 100644 --- a/board/freescale/m5253demo/u-boot.lds +++ b/board/freescale/m5253demo/u-boot.lds @@ -73,8 +73,7 @@ SECTIONS PROVIDE (etext = .); .rodata : { - *(.rodata) - *(.rodata1) + *(SORT_BY_ALIGNMENT(SORT_BY_NAME(.rodata*))) } .fini : { *(.fini) } =0 .ctors : { *(.ctors) } diff --git a/board/freescale/m5253evbe/u-boot.lds b/board/freescale/m5253evbe/u-boot.lds index 239cf95e5db..132fccf1046 100644 --- a/board/freescale/m5253evbe/u-boot.lds +++ b/board/freescale/m5253evbe/u-boot.lds @@ -72,8 +72,7 @@ SECTIONS PROVIDE (etext = .); .rodata : { - *(.rodata) - *(.rodata1) + *(SORT_BY_ALIGNMENT(SORT_BY_NAME(.rodata*))) } .fini : { *(.fini) } =0 .ctors : { *(.ctors) } diff --git a/board/freescale/m5271evb/u-boot.lds b/board/freescale/m5271evb/u-boot.lds index 0bc7fa1ab9e..00c1f2a52e0 100644 --- a/board/freescale/m5271evb/u-boot.lds +++ b/board/freescale/m5271evb/u-boot.lds @@ -73,8 +73,7 @@ SECTIONS PROVIDE (etext = .); .rodata : { - *(.rodata) - *(.rodata1) + *(SORT_BY_ALIGNMENT(SORT_BY_NAME(.rodata*))) } .fini : { *(.fini) } =0 .ctors : { *(.ctors) } diff --git a/board/freescale/m5272c3/u-boot.lds b/board/freescale/m5272c3/u-boot.lds index e5c7b67c69c..9d20b228cb9 100644 --- a/board/freescale/m5272c3/u-boot.lds +++ b/board/freescale/m5272c3/u-boot.lds @@ -72,8 +72,7 @@ SECTIONS PROVIDE (etext = .); .rodata : { - *(.rodata) - *(.rodata1) + *(SORT_BY_ALIGNMENT(SORT_BY_NAME(.rodata*))) } .fini : { *(.fini) } =0 .ctors : { *(.ctors) } diff --git a/board/freescale/m5275evb/u-boot.lds b/board/freescale/m5275evb/u-boot.lds index a3e03d556c3..daf8724ae2e 100644 --- a/board/freescale/m5275evb/u-boot.lds +++ b/board/freescale/m5275evb/u-boot.lds @@ -71,8 +71,7 @@ SECTIONS PROVIDE (etext = .); .rodata : { - *(.rodata) - *(.rodata1) + *(SORT_BY_ALIGNMENT(SORT_BY_NAME(.rodata*))) } .fini : { *(.fini) } =0 .ctors : { *(.ctors) } diff --git a/board/freescale/m5282evb/u-boot.lds b/board/freescale/m5282evb/u-boot.lds index 707b228afd6..dc18b7db4ff 100644 --- a/board/freescale/m5282evb/u-boot.lds +++ b/board/freescale/m5282evb/u-boot.lds @@ -72,8 +72,7 @@ SECTIONS PROVIDE (etext = .); .rodata : { - *(.rodata) - *(.rodata1) + *(SORT_BY_ALIGNMENT(SORT_BY_NAME(.rodata*))) } .fini : { *(.fini) } =0 .ctors : { *(.ctors) } diff --git a/board/freescale/m53017evb/u-boot.lds b/board/freescale/m53017evb/u-boot.lds index dc531418c36..c79d06c64a4 100644 --- a/board/freescale/m53017evb/u-boot.lds +++ b/board/freescale/m53017evb/u-boot.lds @@ -72,8 +72,7 @@ SECTIONS PROVIDE (etext = .); .rodata : { - *(.rodata) - *(.rodata1) + *(SORT_BY_ALIGNMENT(SORT_BY_NAME(.rodata*))) } .fini : { *(.fini) } =0 .ctors : { *(.ctors) } diff --git a/board/freescale/m5329evb/u-boot.lds b/board/freescale/m5329evb/u-boot.lds index c9da922aea6..af310988ff8 100644 --- a/board/freescale/m5329evb/u-boot.lds +++ b/board/freescale/m5329evb/u-boot.lds @@ -72,8 +72,7 @@ SECTIONS PROVIDE (etext = .); .rodata : { - *(.rodata) - *(.rodata1) + *(SORT_BY_ALIGNMENT(SORT_BY_NAME(.rodata*))) } .fini : { *(.fini) } =0 .ctors : { *(.ctors) } diff --git a/board/freescale/m5373evb/u-boot.lds b/board/freescale/m5373evb/u-boot.lds index fcf1ff1d828..dff74b65430 100644 --- a/board/freescale/m5373evb/u-boot.lds +++ b/board/freescale/m5373evb/u-boot.lds @@ -72,8 +72,7 @@ SECTIONS PROVIDE (etext = .); .rodata : { - *(.rodata) - *(.rodata1) + *(SORT_BY_ALIGNMENT(SORT_BY_NAME(.rodata*))) } .fini : { *(.fini) } =0 .ctors : { *(.ctors) } diff --git a/board/freescale/m547xevb/u-boot.lds b/board/freescale/m547xevb/u-boot.lds index c25c8dcdc81..a3014bd104f 100644 --- a/board/freescale/m547xevb/u-boot.lds +++ b/board/freescale/m547xevb/u-boot.lds @@ -71,8 +71,7 @@ SECTIONS PROVIDE (etext = .); .rodata : { - *(.rodata) - *(.rodata1) + *(SORT_BY_ALIGNMENT(SORT_BY_NAME(.rodata*))) } .fini : { *(.fini) } =0 .ctors : { *(.ctors) } diff --git a/board/freescale/m548xevb/u-boot.lds b/board/freescale/m548xevb/u-boot.lds index c25c8dcdc81..a3014bd104f 100644 --- a/board/freescale/m548xevb/u-boot.lds +++ b/board/freescale/m548xevb/u-boot.lds @@ -71,8 +71,7 @@ SECTIONS PROVIDE (etext = .); .rodata : { - *(.rodata) - *(.rodata1) + *(SORT_BY_ALIGNMENT(SORT_BY_NAME(.rodata*))) } .fini : { *(.fini) } =0 .ctors : { *(.ctors) } diff --git a/board/freescale/mpc7448hpc2/u-boot.lds b/board/freescale/mpc7448hpc2/u-boot.lds index f3f6c544d3b..cd11f3939cb 100644 --- a/board/freescale/mpc7448hpc2/u-boot.lds +++ b/board/freescale/mpc7448hpc2/u-boot.lds @@ -70,9 +70,7 @@ SECTIONS PROVIDE (etext = .); .rodata : { - *(.rodata) - *(.rodata1) - *(.rodata.str1.4) + *(SORT_BY_ALIGNMENT(SORT_BY_NAME(.rodata*))) } .fini : { *(.fini) } =0 .ctors : { *(.ctors) } diff --git a/board/freescale/mpc8536ds/u-boot.lds b/board/freescale/mpc8536ds/u-boot.lds index 901f633b03e..f4ff756f2aa 100644 --- a/board/freescale/mpc8536ds/u-boot.lds +++ b/board/freescale/mpc8536ds/u-boot.lds @@ -65,10 +65,8 @@ SECTIONS PROVIDE (etext = .); .rodata : { - *(.rodata) - *(.rodata1) - *(.rodata.str1.4) *(.eh_frame) + *(SORT_BY_ALIGNMENT(SORT_BY_NAME(.rodata*))) } :text .fini : { *(.fini) } =0 .ctors : { *(.ctors) } diff --git a/board/freescale/mpc8540ads/u-boot.lds b/board/freescale/mpc8540ads/u-boot.lds index 515d32085f3..41ff3f31325 100644 --- a/board/freescale/mpc8540ads/u-boot.lds +++ b/board/freescale/mpc8540ads/u-boot.lds @@ -68,10 +68,8 @@ SECTIONS PROVIDE (etext = .); .rodata : { - *(.rodata) - *(.rodata1) - *(.rodata.str1.4) *(.eh_frame) + *(SORT_BY_ALIGNMENT(SORT_BY_NAME(.rodata*))) } :text .fini : { *(.fini) } =0 .ctors : { *(.ctors) } diff --git a/board/freescale/mpc8541cds/u-boot.lds b/board/freescale/mpc8541cds/u-boot.lds index d728d8b73a4..35d5ff27b63 100644 --- a/board/freescale/mpc8541cds/u-boot.lds +++ b/board/freescale/mpc8541cds/u-boot.lds @@ -65,10 +65,8 @@ SECTIONS PROVIDE (etext = .); .rodata : { - *(.rodata) - *(.rodata1) - *(.rodata.str1.4) *(.eh_frame) + *(SORT_BY_ALIGNMENT(SORT_BY_NAME(.rodata*))) } :text .fini : { *(.fini) } =0 .ctors : { *(.ctors) } diff --git a/board/freescale/mpc8544ds/u-boot.lds b/board/freescale/mpc8544ds/u-boot.lds index a05ece5cf79..159642d7801 100644 --- a/board/freescale/mpc8544ds/u-boot.lds +++ b/board/freescale/mpc8544ds/u-boot.lds @@ -65,10 +65,8 @@ SECTIONS PROVIDE (etext = .); .rodata : { - *(.rodata) - *(.rodata1) - *(.rodata.str1.4) *(.eh_frame) + *(SORT_BY_ALIGNMENT(SORT_BY_NAME(.rodata*))) } :text .fini : { *(.fini) } =0 .ctors : { *(.ctors) } diff --git a/board/freescale/mpc8548cds/u-boot.lds b/board/freescale/mpc8548cds/u-boot.lds index d4a2f72a5d4..c363fe7a7e3 100644 --- a/board/freescale/mpc8548cds/u-boot.lds +++ b/board/freescale/mpc8548cds/u-boot.lds @@ -65,10 +65,8 @@ SECTIONS PROVIDE (etext = .); .rodata : { - *(.rodata) - *(.rodata1) - *(.rodata.str1.4) *(.eh_frame) + *(SORT_BY_ALIGNMENT(SORT_BY_NAME(.rodata*))) } :text .fini : { *(.fini) } =0 .ctors : { *(.ctors) } diff --git a/board/freescale/mpc8555cds/u-boot.lds b/board/freescale/mpc8555cds/u-boot.lds index 11885e8201d..d6584a554be 100644 --- a/board/freescale/mpc8555cds/u-boot.lds +++ b/board/freescale/mpc8555cds/u-boot.lds @@ -65,10 +65,8 @@ SECTIONS PROVIDE (etext = .); .rodata : { - *(.rodata) - *(.rodata1) - *(.rodata.str1.4) *(.eh_frame) + *(SORT_BY_ALIGNMENT(SORT_BY_NAME(.rodata*))) } :text .fini : { *(.fini) } =0 .ctors : { *(.ctors) } diff --git a/board/freescale/mpc8560ads/u-boot.lds b/board/freescale/mpc8560ads/u-boot.lds index 515d32085f3..41ff3f31325 100644 --- a/board/freescale/mpc8560ads/u-boot.lds +++ b/board/freescale/mpc8560ads/u-boot.lds @@ -68,10 +68,8 @@ SECTIONS PROVIDE (etext = .); .rodata : { - *(.rodata) - *(.rodata1) - *(.rodata.str1.4) *(.eh_frame) + *(SORT_BY_ALIGNMENT(SORT_BY_NAME(.rodata*))) } :text .fini : { *(.fini) } =0 .ctors : { *(.ctors) } diff --git a/board/freescale/mpc8568mds/u-boot.lds b/board/freescale/mpc8568mds/u-boot.lds index ad96410b2b3..ffc1888587d 100644 --- a/board/freescale/mpc8568mds/u-boot.lds +++ b/board/freescale/mpc8568mds/u-boot.lds @@ -65,10 +65,8 @@ SECTIONS PROVIDE (etext = .); .rodata : { - *(.rodata) - *(.rodata1) - *(.rodata.str1.4) *(.eh_frame) + *(SORT_BY_ALIGNMENT(SORT_BY_NAME(.rodata*))) } :text .fini : { *(.fini) } =0 .ctors : { *(.ctors) } diff --git a/board/freescale/mpc8572ds/u-boot.lds b/board/freescale/mpc8572ds/u-boot.lds index a05ece5cf79..159642d7801 100644 --- a/board/freescale/mpc8572ds/u-boot.lds +++ b/board/freescale/mpc8572ds/u-boot.lds @@ -65,10 +65,8 @@ SECTIONS PROVIDE (etext = .); .rodata : { - *(.rodata) - *(.rodata1) - *(.rodata.str1.4) *(.eh_frame) + *(SORT_BY_ALIGNMENT(SORT_BY_NAME(.rodata*))) } :text .fini : { *(.fini) } =0 .ctors : { *(.ctors) } diff --git a/board/freescale/mpc8610hpcd/u-boot.lds b/board/freescale/mpc8610hpcd/u-boot.lds index 41274923d3d..5cc88aeea52 100644 --- a/board/freescale/mpc8610hpcd/u-boot.lds +++ b/board/freescale/mpc8610hpcd/u-boot.lds @@ -68,10 +68,8 @@ SECTIONS PROVIDE (etext = .); .rodata : { - *(.rodata) - *(.rodata1) - *(.rodata.str1.4) *(.eh_frame) + *(SORT_BY_ALIGNMENT(SORT_BY_NAME(.rodata*))) } .fini : { *(.fini) } =0 .ctors : { *(.ctors) } diff --git a/board/freescale/mpc8641hpcn/u-boot.lds b/board/freescale/mpc8641hpcn/u-boot.lds index 6c9da1f3284..e18872202af 100644 --- a/board/freescale/mpc8641hpcn/u-boot.lds +++ b/board/freescale/mpc8641hpcn/u-boot.lds @@ -69,10 +69,8 @@ SECTIONS PROVIDE (etext = .); .rodata : { - *(.rodata) - *(.rodata1) - *(.rodata.str1.4) *(.eh_frame) + *(SORT_BY_ALIGNMENT(SORT_BY_NAME(.rodata*))) } .fini : { *(.fini) } =0 .ctors : { *(.ctors) } diff --git a/board/freescale/mx31ads/u-boot.lds b/board/freescale/mx31ads/u-boot.lds index e682f307f7e..079184e6500 100644 --- a/board/freescale/mx31ads/u-boot.lds +++ b/board/freescale/mx31ads/u-boot.lds @@ -50,7 +50,7 @@ SECTIONS } . = ALIGN(4); - .rodata : { *(.rodata) } + .rodata : { *(SORT_BY_ALIGNMENT(SORT_BY_NAME(.rodata*))) } . = ALIGN(4); .data : { *(.data) } |