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Add AMD64 hooks

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This commit is contained in:
Peter Wemm 2003-04-30 22:22:29 +00:00
parent e9442e03ca
commit a15febf91b
1 changed files with 9 additions and 0 deletions
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9
sys/conf/kern.mk
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@ -52,6 +52,15 @@ CFLAGS+= -ffixed-r13 -mfixed-range=f32-f127 -mno-sdata
CFLAGS+= -mcmodel=medlow -msoft-float
.endif
#
# For AMD64, use a medium model for now. We'll switch to "kernel"
# once pmap is ready. Be excessively careful to not generate FPU code.
#
.if ${MACHINE_ARCH} == "amd64"
CFLAGS+= -mcmodel=medium -mno-red-zone \
-mfpmath=387 -mno-sse -mno-sse2 -mno-mmx -mno-3dnow -msoft-float
.endif
#
# GCC 3.0 and above like to do certain optimizations based on the
# assumption that the program is linked against libc. Stop this.