Flesh out AMD family/models.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@25755 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/lib/Target/X86/X86Subtarget.cpp b/lib/Target/X86/X86Subtarget.cpp
index 6e36343..2a65013 100644
--- a/lib/Target/X86/X86Subtarget.cpp
+++ b/lib/Target/X86/X86Subtarget.cpp
@@ -113,10 +113,35 @@
return "generic";
}
} else if (memcmp(text.c, "AuthenticAMD", 12) == 0) {
- // FIXME: fill in remaining family/model combinations
+ // FIXME: this poorly matches the generated SubtargetFeatureKV table. There
+ // appears to be no way to generate the wide variety of AMD-specific targets
+ // from the information returned from CPUID.
switch (Family) {
+ case 4:
+ return "i486";
+ case 5:
+ switch (Model) {
+ case 6:
+ case 7: return "k6";
+ case 8: return "k6-2";
+ case 9:
+ case 13: return "k6-3";
+ default: return "pentium";
+ }
+ case 6:
+ switch (Model) {
+ case 4: return "athlon-tbird";
+ case 6:
+ case 7:
+ case 8: return "athlon-mp";
+ case 10: return "athlon-xp";
+ default: return "athlon";
+ }
case 15:
- return (Em64T) ? "athlon64" : "athlon";
+ switch (Model) {
+ case 5: return "athlon-fx"; // also opteron
+ default: return "athlon64";
+ }
default:
return "generic";