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xen-devel
Re: [Xen-devel] [PATCH] fix cross compiling ia64 on x86
On Tue, Jan 30, 2007 at 02:49:14PM +0100, Gerd Hoffmann wrote:
> > diff -r 5bb084098493 -r 94c3db4748b2 xen/include/public/foreign/mkchecker.py
> > --- a/xen/include/public/foreign/mkchecker.py Mon Jan 29 13:22:21
> > 2007 +0000
> > +++ b/xen/include/public/foreign/mkchecker.py Tue Jan 30 16:51:51
> > 2007 +0900
> > @@ -38,10 +38,7 @@ for struct in structs:
> > for struct in structs:
> > f.write('\tprintf("%%-20s |", "%s");\n' % struct);
> > for a in archs:
> > - if a == arch:
> > - s = struct; # native
> > - else:
> > - s = struct + "_" + a;
> > + s = struct + "_" + a;
> > f.write('#ifdef %s_has_no_%s\n' % (a, struct));
> > f.write('\tprintf("%8s", "-");\n');
> > f.write("#else\n");
>
> No. I intentionally use the native version here (struct foo instead of
> struct foo_arch) to catch possible inconsistencies.
Without this hunk, checker.c doesn't compile because checker.c is copmiled
by HOSTCC, not CC.
make[1]: Entering directory
`/src1/yamahata/hg/xen/mkpatch/cross_compile/xen-unstable.hg/xen/include/public/foreign'
python mkheader.py x86_32 x86_32.h ../arch-x86/xen-x86_32.h ../arch-x86/xen.h
../xen.h
python mkheader.py x86_64 x86_64.h ../arch-x86/xen-x86_64.h ../arch-x86/xen.h
../xen.h
python mkheader.py ia64 ia64.h ../arch-ia64.h ../xen.h
python mkchecker.py ia64 checker.c x86_32 x86_64 ia64
gcc -O2 -fomit-frame-pointer -DNDEBUG -std=gnu99 -Wall -Wstrict-prototypes
-Wno-unused-value -Wdeclaration-after-statement -D__XEN_TOOLS__
-D_LARGEFILE_SOURCE -D_FILE_OFFSET_BITS=64 -D_LARGEFILE_SOURCE
-D_LARGEFILE64_SOURCE -o checker checker.c
checker.c: In function 'main':
checker.c:72: error: invalid application of 'sizeof' to incomplete type 'struct
pt_fpreg'
checker.c:108: error: invalid application of 'sizeof' to incomplete type
'struct xen_ia64_boot_param'
checker.c:126: error: invalid application of 'sizeof' to incomplete type
'struct ia64_tr_entry'
checker.c:144: error: invalid application of 'sizeof' to incomplete type
'struct vcpu_extra_regs'
make[1]: *** [checker] Error 1
make[1]: Leaving directory
`/src1/yamahata/hg/xen/mkpatch/cross_compile/xen-unstable.hg/xen/include/public/foreign'
make: *** [build-headers] Error 2
How about the following patch?
Since The first hunk of the previous patch was committed to
the staging tree, this might not apply cleanly though.
# HG changeset patch
# User yamahata@xxxxxxxxxxxxx
# Date 1170210228 -32400
# Node ID 90331c4df8af3114a4eda8aab0c59b83f7ef600c
# Parent 5e8da0663ff863c9de8948b72399e591f34828a2
fix cross ia64 build on x86.
PATCHNAME: fix_cross_ia64_on_x86
Signed-off-by: Isaku Yamahata <yamahata@xxxxxxxxxxxxx>
diff -r 5e8da0663ff8 -r 90331c4df8af xen/include/public/foreign/Makefile
--- a/xen/include/public/foreign/Makefile Tue Jan 30 01:23:58 2007 +0000
+++ b/xen/include/public/foreign/Makefile Wed Jan 31 11:23:48 2007 +0900
@@ -13,11 +13,14 @@ clean:
rm -f checker checker.c $(XEN_TARGET_ARCH).size
rm -f *.pyc *.o *~
+ifeq ($(CROSS_COMPILE),)
check-headers: checker
-ifeq ($(CROSS_COMPILE),)
./checker > $(XEN_TARGET_ARCH).size
diff -u reference.size $(XEN_TARGET_ARCH).size
+checker: checker.c $(headers)
+ $(HOSTCC) $(CFLAGS) -o $@ $<
else
+check-headers:
@echo "cross build: skipping check"
endif
@@ -30,8 +33,5 @@ ia64.h: ../arch-ia64.h ../xen.h $(script
ia64.h: ../arch-ia64.h ../xen.h $(scripts)
python mkheader.py $* $@ $(filter %.h,$^)
-checker: checker.c $(headers)
- $(HOSTCC) $(CFLAGS) -o $@ $<
-
checker.c: $(scripts)
python mkchecker.py $(XEN_TARGET_ARCH) $@ $(architectures)
--
yamahata
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