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authorH. Peter Anvin <hpa@zytor.com>2005-06-23 00:08:09 -0700
committerLinus Torvalds <torvalds@ppc970.osdl.org>2005-06-23 09:45:07 -0700
commitd0e7feb03d5ac48069c2fd57bbba61522e0ca493 (patch)
tree58630bb380e675709d9f83d90f632f9658487a31
parent6f4e1e5061c44a93337338af4bf9bed10ee9f32e (diff)
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[PATCH] biarch compiler support for i386
This allows the i386 architecture to be built on a system with a biarch compiler that defaults to x86-64, merely by specifying ARCH=i386. As previously discussed, this uses the equivalent logic to the ppc port. Signed-Off-By: H. Peter Anvin <hpa@zytor.com> Signed-off-by: Andrew Morton <akpm@osdl.org> Signed-off-by: Linus Torvalds <torvalds@osdl.org>
-rw-r--r--arch/i386/Makefile7
1 files changed, 7 insertions, 0 deletions
diff --git a/arch/i386/Makefile b/arch/i386/Makefile
index 1c36ca332a9..bf7c9ba709f 100644
--- a/arch/i386/Makefile
+++ b/arch/i386/Makefile
@@ -17,6 +17,13 @@
# 20050320 Kianusch Sayah Karadji <kianusch@sk-tech.net>
# Added support for GEODE CPU
+HAS_BIARCH := $(call cc-option-yn, -m32)
+ifeq ($(HAS_BIARCH),y)
+AS := $(AS) --32
+LD := $(LD) -m elf_i386
+CC := $(CC) -m32
+endif
+
LDFLAGS := -m elf_i386
OBJCOPYFLAGS := -O binary -R .note -R .comment -S
LDFLAGS_vmlinux :=