[clang] [llvm] [RISCV] Add processor definition for SpacemiT-X60 (PR #94564)

[Mark Zhuang via cfe-commits]

================
@@ -381,3 +381,21 @@ def XIANGSHAN_NANHU : 
RISCVProcessorModel<"xiangshan-nanhu",
                                             TuneZExtHFusion,
                                             TuneZExtWFusion,
                                             TuneShiftedZExtWFusion]>;
+
+def SPACEMIT_X60 : RISCVProcessorModel<"spacemit-x60",
+                                       NoSchedModel,
+                                       !listconcat(RVA22S64Features,
+                                       [FeatureStdExtV,
+                                        FeatureStdExtSscofpmf,
+                                        FeatureStdExtSstc,
+                                        FeatureStdExtSvnapot,
+                                        FeatureStdExtZbc,
+                                        FeatureStdExtZbkc,
+                                        FeatureStdExtZfh,
+                                        FeatureStdExtZicond,
+                                        FeatureStdExtZmmul,
+                                        FeatureStdExtZvfh,
+                                        FeatureStdExtZvfhmin,
+                                        FeatureStdExtZvkt,
+                                        FeatureStdExtZvl256b]),
+                                       [TuneDLenFactor2]>;
----------------
zqb-all wrote:

Since no specific information is publicly available, I think this patch can 
ignore macro-fusion for now

https://github.com/llvm/llvm-project/pull/94564
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