Signed-off-by: Felix Fietkau <nbd@openwrt.org>
SVN-Revision: 41951
15 files changed:
From: Felix Fietkau <nbd@openwrt.org>
From: Felix Fietkau <nbd@openwrt.org>
-use -ffunction-sections, -fdata-sections and --gc-sections
+use -ffunction-sections, -fdata-sections and --gc-sections --sort-section=name
In combination with kernel symbol export stripping this significantly reduces
the kernel image size. Used on both ARM and MIPS architectures.
In combination with kernel symbol export stripping this significantly reduces
the kernel image size. Used on both ARM and MIPS architectures.
cflags-y += -G 0 -mno-abicalls -fno-pic -pipe
cflags-y += -msoft-float
-LDFLAGS_vmlinux += -G 0 -static -n -nostdlib
cflags-y += -G 0 -mno-abicalls -fno-pic -pipe
cflags-y += -msoft-float
-LDFLAGS_vmlinux += -G 0 -static -n -nostdlib
-+LDFLAGS_vmlinux += -G 0 -static -n -nostdlib --gc-sections
++LDFLAGS_vmlinux += -G 0 -static -n -nostdlib --gc-sections --sort-section=name
KBUILD_AFLAGS_MODULE += -mlong-calls
KBUILD_CFLAGS_MODULE += -mlong-calls
KBUILD_AFLAGS_MODULE += -mlong-calls
KBUILD_CFLAGS_MODULE += -mlong-calls
ifeq ($(CONFIG_CPU_ENDIAN_BE8),y)
LDFLAGS_vmlinux += --be8
endif
ifeq ($(CONFIG_CPU_ENDIAN_BE8),y)
LDFLAGS_vmlinux += --be8
endif
-+LDFLAGS_vmlinux += --gc-sections
++LDFLAGS_vmlinux += --gc-sections --sort-section=name
OBJCOPYFLAGS :=-O binary -R .comment -S
GZFLAGS :=-9
OBJCOPYFLAGS :=-O binary -R .comment -S
GZFLAGS :=-9
-cflags-y += -G 0 -mno-abicalls -fno-pic -pipe
+cflags-y += -G 0 -mno-abicalls -fno-pic -pipe -mno-branch-likely
cflags-y += -msoft-float
-cflags-y += -G 0 -mno-abicalls -fno-pic -pipe
+cflags-y += -G 0 -mno-abicalls -fno-pic -pipe -mno-branch-likely
cflags-y += -msoft-float
- LDFLAGS_vmlinux += -G 0 -static -n -nostdlib --gc-sections
+ LDFLAGS_vmlinux += -G 0 -static -n -nostdlib --gc-sections --sort-section=name
KBUILD_AFLAGS_MODULE += -mlong-calls
KBUILD_AFLAGS_MODULE += -mlong-calls
@@ -90,8 +90,13 @@ all-$(CONFIG_SYS_SUPPORTS_ZBOOT)+= vmlin
cflags-y += -G 0 -mno-abicalls -fno-pic -pipe -mno-branch-likely
cflags-y += -msoft-float
@@ -90,8 +90,13 @@ all-$(CONFIG_SYS_SUPPORTS_ZBOOT)+= vmlin
cflags-y += -G 0 -mno-abicalls -fno-pic -pipe -mno-branch-likely
cflags-y += -msoft-float
- LDFLAGS_vmlinux += -G 0 -static -n -nostdlib --gc-sections
+ LDFLAGS_vmlinux += -G 0 -static -n -nostdlib --gc-sections --sort-section=name
+ifdef CONFIG_64BIT
KBUILD_AFLAGS_MODULE += -mlong-calls
KBUILD_CFLAGS_MODULE += -mlong-calls
+ifdef CONFIG_64BIT
KBUILD_AFLAGS_MODULE += -mlong-calls
KBUILD_CFLAGS_MODULE += -mlong-calls
From: Felix Fietkau <nbd@openwrt.org>
From: Felix Fietkau <nbd@openwrt.org>
-use -ffunction-sections, -fdata-sections and --gc-sections
+use -ffunction-sections, -fdata-sections and --gc-sections --sort-section=name
In combination with kernel symbol export stripping this significantly reduces
the kernel image size. Used on both ARM and MIPS architectures.
In combination with kernel symbol export stripping this significantly reduces
the kernel image size. Used on both ARM and MIPS architectures.
cflags-y += -G 0 -mno-abicalls -fno-pic -pipe
cflags-y += -msoft-float
-LDFLAGS_vmlinux += -G 0 -static -n -nostdlib
cflags-y += -G 0 -mno-abicalls -fno-pic -pipe
cflags-y += -msoft-float
-LDFLAGS_vmlinux += -G 0 -static -n -nostdlib
-+LDFLAGS_vmlinux += -G 0 -static -n -nostdlib --gc-sections
++LDFLAGS_vmlinux += -G 0 -static -n -nostdlib --gc-sections --sort-section=name
KBUILD_AFLAGS_MODULE += -mlong-calls
KBUILD_CFLAGS_MODULE += -mlong-calls
KBUILD_AFLAGS_MODULE += -mlong-calls
KBUILD_CFLAGS_MODULE += -mlong-calls
LDFLAGS_vmlinux += --be8
LDFLAGS_MODULE += --be8
endif
LDFLAGS_vmlinux += --be8
LDFLAGS_MODULE += --be8
endif
-+LDFLAGS_vmlinux += --gc-sections
++LDFLAGS_vmlinux += --gc-sections --sort-section=name
OBJCOPYFLAGS :=-O binary -R .comment -S
GZFLAGS :=-9
OBJCOPYFLAGS :=-O binary -R .comment -S
GZFLAGS :=-9
-cflags-y += -G 0 -mno-abicalls -fno-pic -pipe
+cflags-y += -G 0 -mno-abicalls -fno-pic -pipe -mno-branch-likely
cflags-y += -msoft-float
-cflags-y += -G 0 -mno-abicalls -fno-pic -pipe
+cflags-y += -G 0 -mno-abicalls -fno-pic -pipe -mno-branch-likely
cflags-y += -msoft-float
- LDFLAGS_vmlinux += -G 0 -static -n -nostdlib --gc-sections
+ LDFLAGS_vmlinux += -G 0 -static -n -nostdlib --gc-sections --sort-section=name
KBUILD_AFLAGS_MODULE += -mlong-calls
KBUILD_AFLAGS_MODULE += -mlong-calls
@@ -90,8 +90,13 @@ all-$(CONFIG_SYS_SUPPORTS_ZBOOT)+= vmlin
cflags-y += -G 0 -mno-abicalls -fno-pic -pipe -mno-branch-likely
cflags-y += -msoft-float
@@ -90,8 +90,13 @@ all-$(CONFIG_SYS_SUPPORTS_ZBOOT)+= vmlin
cflags-y += -G 0 -mno-abicalls -fno-pic -pipe -mno-branch-likely
cflags-y += -msoft-float
- LDFLAGS_vmlinux += -G 0 -static -n -nostdlib --gc-sections
+ LDFLAGS_vmlinux += -G 0 -static -n -nostdlib --gc-sections --sort-section=name
+ifdef CONFIG_64BIT
KBUILD_AFLAGS_MODULE += -mlong-calls
KBUILD_CFLAGS_MODULE += -mlong-calls
+ifdef CONFIG_64BIT
KBUILD_AFLAGS_MODULE += -mlong-calls
KBUILD_CFLAGS_MODULE += -mlong-calls
From: Felix Fietkau <nbd@openwrt.org>
From: Felix Fietkau <nbd@openwrt.org>
-use -ffunction-sections, -fdata-sections and --gc-sections
+use -ffunction-sections, -fdata-sections and --gc-sections --sort-section=name
In combination with kernel symbol export stripping this significantly reduces
the kernel image size. Used on both ARM and MIPS architectures.
In combination with kernel symbol export stripping this significantly reduces
the kernel image size. Used on both ARM and MIPS architectures.
cflags-y += -G 0 -mno-abicalls -fno-pic -pipe
cflags-y += -msoft-float
-LDFLAGS_vmlinux += -G 0 -static -n -nostdlib
cflags-y += -G 0 -mno-abicalls -fno-pic -pipe
cflags-y += -msoft-float
-LDFLAGS_vmlinux += -G 0 -static -n -nostdlib
-+LDFLAGS_vmlinux += -G 0 -static -n -nostdlib --gc-sections
++LDFLAGS_vmlinux += -G 0 -static -n -nostdlib --gc-sections --sort-section=name
KBUILD_AFLAGS_MODULE += -mlong-calls
KBUILD_CFLAGS_MODULE += -mlong-calls
KBUILD_AFLAGS_MODULE += -mlong-calls
KBUILD_CFLAGS_MODULE += -mlong-calls
LDFLAGS_vmlinux += --be8
LDFLAGS_MODULE += --be8
endif
LDFLAGS_vmlinux += --be8
LDFLAGS_MODULE += --be8
endif
-+LDFLAGS_vmlinux += --gc-sections
++LDFLAGS_vmlinux += --gc-sections --sort-section=name
OBJCOPYFLAGS :=-O binary -R .comment -S
GZFLAGS :=-9
OBJCOPYFLAGS :=-O binary -R .comment -S
GZFLAGS :=-9
-cflags-y += -G 0 -mno-abicalls -fno-pic -pipe
+cflags-y += -G 0 -mno-abicalls -fno-pic -pipe -mno-branch-likely
cflags-y += -msoft-float
-cflags-y += -G 0 -mno-abicalls -fno-pic -pipe
+cflags-y += -G 0 -mno-abicalls -fno-pic -pipe -mno-branch-likely
cflags-y += -msoft-float
- LDFLAGS_vmlinux += -G 0 -static -n -nostdlib --gc-sections
+ LDFLAGS_vmlinux += -G 0 -static -n -nostdlib --gc-sections --sort-section=name
KBUILD_AFLAGS_MODULE += -mlong-calls
KBUILD_AFLAGS_MODULE += -mlong-calls
@@ -90,8 +90,13 @@ all-$(CONFIG_SYS_SUPPORTS_ZBOOT)+= vmlin
cflags-y += -G 0 -mno-abicalls -fno-pic -pipe -mno-branch-likely
cflags-y += -msoft-float
@@ -90,8 +90,13 @@ all-$(CONFIG_SYS_SUPPORTS_ZBOOT)+= vmlin
cflags-y += -G 0 -mno-abicalls -fno-pic -pipe -mno-branch-likely
cflags-y += -msoft-float
- LDFLAGS_vmlinux += -G 0 -static -n -nostdlib --gc-sections
+ LDFLAGS_vmlinux += -G 0 -static -n -nostdlib --gc-sections --sort-section=name
+ifdef CONFIG_64BIT
KBUILD_AFLAGS_MODULE += -mlong-calls
KBUILD_CFLAGS_MODULE += -mlong-calls
+ifdef CONFIG_64BIT
KBUILD_AFLAGS_MODULE += -mlong-calls
KBUILD_CFLAGS_MODULE += -mlong-calls
cflags-y += -G 0 -mno-abicalls -fno-pic -pipe
cflags-y += -msoft-float
-LDFLAGS_vmlinux += -G 0 -static -n -nostdlib
cflags-y += -G 0 -mno-abicalls -fno-pic -pipe
cflags-y += -msoft-float
-LDFLAGS_vmlinux += -G 0 -static -n -nostdlib
-+LDFLAGS_vmlinux += -G 0 -static -n -nostdlib --gc-sections
++LDFLAGS_vmlinux += -G 0 -static -n -nostdlib --gc-sections --sort-section=name
KBUILD_AFLAGS_MODULE += -mlong-calls
KBUILD_CFLAGS_MODULE += -mlong-calls
KBUILD_AFLAGS_MODULE += -mlong-calls
KBUILD_CFLAGS_MODULE += -mlong-calls
ifeq ($(CONFIG_CPU_ENDIAN_BE8),y)
LDFLAGS_vmlinux += --be8
endif
ifeq ($(CONFIG_CPU_ENDIAN_BE8),y)
LDFLAGS_vmlinux += --be8
endif
-+LDFLAGS_vmlinux += --gc-sections
++LDFLAGS_vmlinux += --gc-sections --sort-section=name
OBJCOPYFLAGS :=-O binary -R .comment -S
GZFLAGS :=-9
OBJCOPYFLAGS :=-O binary -R .comment -S
GZFLAGS :=-9
-cflags-y += -G 0 -mno-abicalls -fno-pic -pipe
+cflags-y += -G 0 -mno-abicalls -fno-pic -pipe -mno-branch-likely
cflags-y += -msoft-float
-cflags-y += -G 0 -mno-abicalls -fno-pic -pipe
+cflags-y += -G 0 -mno-abicalls -fno-pic -pipe -mno-branch-likely
cflags-y += -msoft-float
- LDFLAGS_vmlinux += -G 0 -static -n -nostdlib --gc-sections
+ LDFLAGS_vmlinux += -G 0 -static -n -nostdlib --gc-sections --sort-section=name
KBUILD_AFLAGS_MODULE += -mlong-calls
KBUILD_AFLAGS_MODULE += -mlong-calls
@@ -90,8 +90,13 @@ all-$(CONFIG_SYS_SUPPORTS_ZBOOT)+= vmlin
cflags-y += -G 0 -mno-abicalls -fno-pic -pipe -mno-branch-likely
cflags-y += -msoft-float
@@ -90,8 +90,13 @@ all-$(CONFIG_SYS_SUPPORTS_ZBOOT)+= vmlin
cflags-y += -G 0 -mno-abicalls -fno-pic -pipe -mno-branch-likely
cflags-y += -msoft-float
- LDFLAGS_vmlinux += -G 0 -static -n -nostdlib --gc-sections
+ LDFLAGS_vmlinux += -G 0 -static -n -nostdlib --gc-sections --sort-section=name
+ifdef CONFIG_64BIT
KBUILD_AFLAGS_MODULE += -mlong-calls
KBUILD_CFLAGS_MODULE += -mlong-calls
+ifdef CONFIG_64BIT
KBUILD_AFLAGS_MODULE += -mlong-calls
KBUILD_CFLAGS_MODULE += -mlong-calls
cflags-y += -G 0 -mno-abicalls -fno-pic -pipe
cflags-y += -msoft-float
-LDFLAGS_vmlinux += -G 0 -static -n -nostdlib
cflags-y += -G 0 -mno-abicalls -fno-pic -pipe
cflags-y += -msoft-float
-LDFLAGS_vmlinux += -G 0 -static -n -nostdlib
-+LDFLAGS_vmlinux += -G 0 -static -n -nostdlib --gc-sections
++LDFLAGS_vmlinux += -G 0 -static -n -nostdlib --gc-sections --sort-section=name
KBUILD_AFLAGS_MODULE += -mlong-calls
KBUILD_CFLAGS_MODULE += -mlong-calls
KBUILD_AFLAGS_MODULE += -mlong-calls
KBUILD_CFLAGS_MODULE += -mlong-calls
ifeq ($(CONFIG_CPU_ENDIAN_BE8),y)
LDFLAGS_vmlinux += --be8
endif
ifeq ($(CONFIG_CPU_ENDIAN_BE8),y)
LDFLAGS_vmlinux += --be8
endif
-+LDFLAGS_vmlinux += --gc-sections
++LDFLAGS_vmlinux += --gc-sections --sort-section=name
OBJCOPYFLAGS :=-O binary -R .comment -S
GZFLAGS :=-9
OBJCOPYFLAGS :=-O binary -R .comment -S
GZFLAGS :=-9
-cflags-y += -G 0 -mno-abicalls -fno-pic -pipe
+cflags-y += -G 0 -mno-abicalls -fno-pic -pipe -mno-branch-likely
cflags-y += -msoft-float
-cflags-y += -G 0 -mno-abicalls -fno-pic -pipe
+cflags-y += -G 0 -mno-abicalls -fno-pic -pipe -mno-branch-likely
cflags-y += -msoft-float
- LDFLAGS_vmlinux += -G 0 -static -n -nostdlib --gc-sections
+ LDFLAGS_vmlinux += -G 0 -static -n -nostdlib --gc-sections --sort-section=name
KBUILD_AFLAGS_MODULE += -mlong-calls
KBUILD_AFLAGS_MODULE += -mlong-calls
@@ -90,8 +90,13 @@ all-$(CONFIG_SYS_SUPPORTS_ZBOOT)+= vmlin
cflags-y += -G 0 -mno-abicalls -fno-pic -pipe -mno-branch-likely
cflags-y += -msoft-float
@@ -90,8 +90,13 @@ all-$(CONFIG_SYS_SUPPORTS_ZBOOT)+= vmlin
cflags-y += -G 0 -mno-abicalls -fno-pic -pipe -mno-branch-likely
cflags-y += -msoft-float
- LDFLAGS_vmlinux += -G 0 -static -n -nostdlib --gc-sections
+ LDFLAGS_vmlinux += -G 0 -static -n -nostdlib --gc-sections --sort-section=name
+ifdef CONFIG_64BIT
KBUILD_AFLAGS_MODULE += -mlong-calls
KBUILD_CFLAGS_MODULE += -mlong-calls
+ifdef CONFIG_64BIT
KBUILD_AFLAGS_MODULE += -mlong-calls
KBUILD_CFLAGS_MODULE += -mlong-calls