diff options
Diffstat (limited to 'target/linux/generic-2.4/patches/050-build_flags.patch')
| -rw-r--r-- | target/linux/generic-2.4/patches/050-build_flags.patch | 83 |
1 files changed, 83 insertions, 0 deletions
diff --git a/target/linux/generic-2.4/patches/050-build_flags.patch b/target/linux/generic-2.4/patches/050-build_flags.patch new file mode 100644 index 0000000000..14a207df23 --- /dev/null +++ b/target/linux/generic-2.4/patches/050-build_flags.patch @@ -0,0 +1,83 @@ +diff -ur linux-2.4.32/arch/mips/Makefile linux-2.4.32-openwrt/arch/mips/Makefile +--- linux-2.4.32/arch/mips/Makefile 2005-12-15 13:53:59.000000000 +0100 ++++ linux-2.4.32-openwrt/arch/mips/Makefile 2005-12-15 14:02:33.000000000 +0100 +@@ -44,10 +44,10 @@ + GCCFLAGS := -I $(TOPDIR)/include/asm/gcc + GCCFLAGS += -G 0 -mno-abicalls -fno-pic -pipe + GCCFLAGS += $(call check_gcc, -finline-limit=100000,) +-LINKFLAGS += -G 0 -static -n +-MODFLAGS += -mlong-calls ++LINKFLAGS += -G 0 -static -n -nostdlib ++MODFLAGS += -mlong-calls -fno-common + +-ifdef CONFIG_DEBUG_INFO ++ifdef CONFIG_REMOTE_DEBUG + GCCFLAGS += -g + ifdef CONFIG_SB1XXX_CORELIS + GCCFLAGS += -mno-sched-prolog -fno-omit-frame-pointer +@@ -69,13 +69,13 @@ + set_gccflags = $(shell \ + while :; do \ + cpu=$(1); isa=-$(2); \ +- for gcc_opt in -march= -mcpu=; do \ ++ for gcc_opt in -march= -mtune=; do \ + $(CC) $$gcc_opt$$cpu $$isa -S -o /dev/null \ + -xc /dev/null > /dev/null 2>&1 && \ + break 2; \ + done; \ + cpu=$(3); isa=-$(4); \ +- for gcc_opt in -march= -mcpu=; do \ ++ for gcc_opt in -march= -mtune=; do \ + $(CC) $$gcc_opt$$cpu $$isa -S -o /dev/null \ + -xc /dev/null > /dev/null 2>&1 && \ + break 2; \ +@@ -90,7 +90,7 @@ + fi; \ + gas_abi=-Wa,-32; gas_cpu=$$cpu; gas_isa=-Wa,$$isa; \ + while :; do \ +- for gas_opt in -Wa,-march= -Wa,-mcpu=; do \ ++ for gas_opt in -Wa,-march= -Wa,-mtune=; do \ + $(CC) $$gas_abi $$gas_opt$$cpu $$gas_isa -Wa,-Z -c \ + -o /dev/null -xassembler /dev/null > /dev/null 2>&1 && \ + break 2; \ +@@ -172,6 +172,7 @@ + endif + + AFLAGS += $(GCCFLAGS) ++ASFLAGS += $(GCCFLAGS) + CFLAGS += $(GCCFLAGS) + + LD += -m $(ld-emul) +diff -ur linux-2.4.32/Makefile linux-2.4.32-openwrt/Makefile +--- linux-2.4.32/Makefile 2005-12-15 13:53:59.000000000 +0100 ++++ linux-2.4.32-openwrt/Makefile 2005-12-15 13:59:30.000000000 +0100 +@@ -17,7 +17,7 @@ + FINDHPATH = $(HPATH)/asm $(HPATH)/linux $(HPATH)/scsi $(HPATH)/net $(HPATH)/math-emu + + HOSTCC = gcc +-HOSTCFLAGS = -Wall -Wstrict-prototypes -O2 -fomit-frame-pointer ++HOSTCFLAGS = -Wall -Wstrict-prototypes -Os -fomit-frame-pointer + + CROSS_COMPILE = + +@@ -88,10 +88,9 @@ + # + # standard CFLAGS + # +- + CPPFLAGS := -D__KERNEL__ -I$(HPATH) + +-CFLAGS := $(CPPFLAGS) -Wall -Wstrict-prototypes -Wno-trigraphs -O2 \ ++CFLAGS := $(CPPFLAGS) -Wall -Wstrict-prototypes -Wno-trigraphs -Os \ + -fno-strict-aliasing -fno-common + CFLAGS += -fno-builtin-sprintf + ifndef CONFIG_FRAME_POINTER +@@ -104,6 +103,8 @@ + # disable pointer signedness warnings in gcc 4.0 + CFLAGS += $(call check_gcc,-Wno-pointer-sign,) + ++CFLAGS += $(call check_gcc, -funit-at-a-time,) ++ + # + # ROOT_DEV specifies the default root-device when making the image. + # This can be either FLOPPY, CURRENT, /dev/xxxx or empty, in which case |