diff options
| -rw-r--r-- | gcc/ChangeLog | 9 | ||||
| -rw-r--r-- | gcc/config/i386/driver-i386.c | 15 |
2 files changed, 18 insertions, 6 deletions
diff --git a/gcc/ChangeLog b/gcc/ChangeLog index 8b28c19..0a0d33c 100644 --- a/gcc/ChangeLog +++ b/gcc/ChangeLog @@ -1,3 +1,9 @@ +2008-11-04 Uros Bizjak <ubizjak@gmail.com> + + * config/i386/driver-i386.c (enum vendor_signatures): New enum. + (host_detect_local_cpu): Use it instead of casted strings to + compare vendor signatures. + 2008-11-03 Mikael Pettersson <mikpe@it.uu.se> PR target/37989 @@ -609,8 +615,7 @@ * tree-inline.c (tree_inlinable_function_p): Remove tuples debugging hack. - * gimplify.c (gimplify_expr): Drop TREE_OVERFLOW from - INTEGER_CSTs. + * gimplify.c (gimplify_expr): Drop TREE_OVERFLOW from INTEGER_CSTs. PR debug/37020 * c-decl.c (merge_decls): Don't call outlining_inline_function hook. diff --git a/gcc/config/i386/driver-i386.c b/gcc/config/i386/driver-i386.c index 29b0405..69c6c0c 100644 --- a/gcc/config/i386/driver-i386.c +++ b/gcc/config/i386/driver-i386.c @@ -333,6 +333,13 @@ detect_caches_intel (bool xeon_mp, unsigned max_level, unsigned max_ext_level) return describe_cache (level1, level2); } +enum vendor_signatures +{ + SIG_INTEL = 0x756e6547 /* Genu */, + SIG_AMD = 0x68747541 /* Auth */, + SIG_GEODE = 0x646f6547 /* Geod */ +}; + /* This will be called by the spec parser in gcc.c when it sees a %:local_cpu_detect(args) construct. Currently it will be called with either "arch" or "tune" as argument depending on if -march=native @@ -415,16 +422,16 @@ const char *host_detect_local_cpu (int argc, const char **argv) if (!arch) { - if (vendor == *(const unsigned int*) "Auth") + if (vendor == SIG_AMD) cache = detect_caches_amd (ext_level); - else if (vendor == *(const unsigned int*) "Genu") + else if (vendor == SIG_INTEL) { bool xeon_mp = (family == 15 && model == 6); cache = detect_caches_intel (xeon_mp, max_level, ext_level); } } - if (vendor == *(const unsigned int*) "Auth") + if (vendor == SIG_AMD) { processor = PROCESSOR_PENTIUM; @@ -437,7 +444,7 @@ const char *host_detect_local_cpu (int argc, const char **argv) if (has_sse4a) processor = PROCESSOR_AMDFAM10; } - else if (vendor == *(const unsigned int*) "Geod") + else if (vendor == SIG_GEODE) processor = PROCESSOR_GEODE; else { |