[RISCV] Add LUI/AUIPC+ADDI fusions to sifive-p450. (llvm#78501)

topperc · web-flow · commit f2b5a314b292 · 2024-01-17T16:01:34.000-08:00
diff --git a/llvm/lib/Target/RISCV/RISCVProcessors.td b/llvm/lib/Target/RISCV/RISCVProcessors.td
@@ -233,7 +233,9 @@ def SIFIVE_P450 : RISCVProcessorModel<"sifive-p450", SiFiveP400Model,
                                        FeatureStdExtZbb,
                                        FeatureStdExtZbs,
                                        FeatureStdExtZfhmin],
-                                      [TuneConditionalCompressedMoveFusion]>;
+                                      [TuneConditionalCompressedMoveFusion,
+                                       TuneLUIADDIFusion,
+                                       TuneAUIPCADDIFusion]>;
 
 def SYNTACORE_SCR1_BASE : RISCVProcessorModel<"syntacore-scr1-base",
                                               SyntacoreSCR1Model,
