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Move definition of HOST_LONG_BITS to qemu-common.h 

Like the related macro TCG_TARGET_LONG, HOST_LONG_BITS can be determined
by the C preprocessor. It is also not used in Makefiles.

So there is no need to calculate it in configure, and it can be defined
in qemu-common.h.

Signed-off-by: Stefan Weil <sw@weilnetz.de>
This commit is contained in:
Stefan Weil 2012-02-01 21:04:13 +01:00
parent 2ad5201c1e
commit c0fd260e9d
2 changed files with 9 additions and 12 deletions
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12
configure vendored
View File

@ -1291,17 +1291,6 @@ esac
fi fi
# host long bits test, actually a pointer size test
cat > $TMPC << EOF
int sizeof_pointer_is_8[sizeof(void *) == 8 ? 1 : -1];
EOF
if compile_object; then
hostlongbits=64
else
hostlongbits=32
fi
########################################## ##########################################
# NPTL probe # NPTL probe
@ -2988,7 +2977,6 @@ fi
if test "$bigendian" = "yes" ; then if test "$bigendian" = "yes" ; then
echo "HOST_WORDS_BIGENDIAN=y" >> $config_host_mak echo "HOST_WORDS_BIGENDIAN=y" >> $config_host_mak
fi fi
echo "HOST_LONG_BITS=$hostlongbits" >> $config_host_mak
if test "$mingw32" = "yes" ; then if test "$mingw32" = "yes" ; then
echo "CONFIG_WIN32=y" >> $config_host_mak echo "CONFIG_WIN32=y" >> $config_host_mak
rc_version=`cat $source_path/VERSION` rc_version=`cat $source_path/VERSION`

9
qemu-common.h
View File

@ -65,6 +65,15 @@ typedef struct Monitor Monitor;
#define TIME_MAX LONG_MAX #define TIME_MAX LONG_MAX
#endif #endif
/* HOST_LONG_BITS is the size of a native pointer in bits. */
#if UINTPTR_MAX == UINT32_MAX
# define HOST_LONG_BITS 32
#elif UINTPTR_MAX == UINT64_MAX
# define HOST_LONG_BITS 64
#else
# error Unknown pointer size
#endif
#ifndef CONFIG_IOVEC #ifndef CONFIG_IOVEC
#define CONFIG_IOVEC #define CONFIG_IOVEC
struct iovec { struct iovec {