The linker scripts of sh2/sh3/sh4 are almost the same. The difference among them is essentially only one line.
They can be consolidated into a single file, arch/sh/cpu/u-boot.lds by re-writing the diffrent line as follows:
KEEP(*/start.o (.text))
Signed-off-by: Masahiro Yamada yamada.m@jp.panasonic.com Cc: Nobuhiro Iwamatsu nobuhiro.iwamatsu.yj@renesas.com ---
I built all SuperH boards and comprared MD5SUM. I confirmed the same output binaries are produced with/without this patch.
arch/sh/cpu/sh2/u-boot.lds | 76 -------------------------------------- arch/sh/cpu/sh4/u-boot.lds | 80 ---------------------------------------- arch/sh/cpu/{sh3 => }/u-boot.lds | 8 ++-- 3 files changed, 4 insertions(+), 160 deletions(-) delete mode 100644 arch/sh/cpu/sh2/u-boot.lds delete mode 100644 arch/sh/cpu/sh4/u-boot.lds rename arch/sh/cpu/{sh3 => }/u-boot.lds (95%)
diff --git a/arch/sh/cpu/sh2/u-boot.lds b/arch/sh/cpu/sh2/u-boot.lds deleted file mode 100644 index 254d9f2..0000000 --- a/arch/sh/cpu/sh2/u-boot.lds +++ /dev/null @@ -1,76 +0,0 @@ -/* - * Copyright (C) 2008 Nobuhiro Iwamatsu - * Copyright (C) 2008 Renesas Solutions Corp. - * - * SPDX-License-Identifier: GPL-2.0+ - */ - -OUTPUT_FORMAT("elf32-sh-linux", "elf32-sh-linux", "elf32-sh-linux") -OUTPUT_ARCH(sh) -ENTRY(_start) - -SECTIONS -{ - /* - * entry and reloct_dst will be provided via ldflags - */ - . = .; - - PROVIDE (_ftext = .); - PROVIDE (_fcode = .); - PROVIDE (_start = .); - - .text : - { - KEEP(arch/sh/cpu/sh2/start.o (.text)) - . = ALIGN(8192); - common/env_embedded.o (.ppcenv) - . = ALIGN(8192); - common/env_embedded.o (.ppcenvr) - . = ALIGN(8192); - *(.text) - . = ALIGN(4); - } =0xFF - PROVIDE (_ecode = .); - .rodata : - { - *(SORT_BY_ALIGNMENT(SORT_BY_NAME(.rodata*))) - . = ALIGN(4); - } - PROVIDE (_etext = .); - - - PROVIDE (_fdata = .); - .data : - { - *(.data) - . = ALIGN(4); - } - PROVIDE (_edata = .); - - PROVIDE (_fgot = .); - .got : - { - *(.got) - . = ALIGN(4); - } - PROVIDE (_egot = .); - - - .u_boot_list : { - KEEP(*(SORT(.u_boot_list*))); - } - - PROVIDE (reloc_dst_end = .); - - PROVIDE (bss_start = .); - PROVIDE (__bss_start = .); - .bss : - { - *(.bss) - . = ALIGN(4); - } - PROVIDE (bss_end = .); - - PROVIDE (__bss_end = .); -} diff --git a/arch/sh/cpu/sh4/u-boot.lds b/arch/sh/cpu/sh4/u-boot.lds deleted file mode 100644 index 57544ce..0000000 --- a/arch/sh/cpu/sh4/u-boot.lds +++ /dev/null @@ -1,80 +0,0 @@ -/* - * Copyright (C) 2007 - * Nobuhiro Iwamatsu iwamatsu@nigauri.org - * - * Copyright (C) 2008-2009 - * Yoshihiro Shimoda shimoda.yoshihiro@renesas.com - * - * SPDX-License-Identifier: GPL-2.0+ - */ - -OUTPUT_FORMAT("elf32-sh-linux", "elf32-sh-linux", "elf32-sh-linux") -OUTPUT_ARCH(sh) -ENTRY(_start) - -SECTIONS -{ - /* - * entry and reloct_dst will be provided via ldflags - */ - . = .; - - PROVIDE (_ftext = .); - PROVIDE (_fcode = .); - PROVIDE (_start = .); - - .text : - { - KEEP(arch/sh/cpu/sh4/start.o (.text)) - . = ALIGN(8192); - common/env_embedded.o (.ppcenv) - . = ALIGN(8192); - common/env_embedded.o (.ppcenvr) - . = ALIGN(8192); - *(.text) - . = ALIGN(4); - } =0xFF - PROVIDE (_ecode = .); - .rodata : - { - *(SORT_BY_ALIGNMENT(SORT_BY_NAME(.rodata*))) - . = ALIGN(4); - } - PROVIDE (_etext = .); - - - PROVIDE (_fdata = .); - .data : - { - *(.data) - . = ALIGN(4); - } - PROVIDE (_edata = .); - - PROVIDE (_fgot = .); - .got : - { - *(.got) - . = ALIGN(4); - } - PROVIDE (_egot = .); - - - .u_boot_list : { - KEEP(*(SORT(.u_boot_list*))); - } - - PROVIDE (reloc_dst_end = .); - /* _reloc_dst_end = .; */ - - PROVIDE (bss_start = .); - PROVIDE (__bss_start = .); - .bss (NOLOAD) : - { - *(.bss) - . = ALIGN(4); - } - PROVIDE (bss_end = .); - - PROVIDE (__bss_end = .); -} diff --git a/arch/sh/cpu/sh3/u-boot.lds b/arch/sh/cpu/u-boot.lds similarity index 95% rename from arch/sh/cpu/sh3/u-boot.lds rename to arch/sh/cpu/u-boot.lds index 26de086..30c7a9d 100644 --- a/arch/sh/cpu/sh3/u-boot.lds +++ b/arch/sh/cpu/u-boot.lds @@ -1,10 +1,10 @@ /* * Copyright (C) 2007 - * Yoshihiro Shimoda shimoda.yoshihiro@renesas.com - * - * Copyright (C) 2007 * Nobuhiro Iwamatsu iwamatsu@nigauri.org * + * Copyright (C) 2008-2009 + * Yoshihiro Shimoda shimoda.yoshihiro@renesas.com + * * Copyright (C) 2008 * Mark Jonas mark.jonas@de.bosch.com * @@ -28,7 +28,7 @@ SECTIONS
.text : { - KEEP(arch/sh/cpu/sh3/start.o (.text)) + KEEP(*/start.o (.text)) . = ALIGN(8192); common/env_embedded.o (.ppcenv) . = ALIGN(8192);