[AArch64] Mark ptrue (predicate-as-counter) as rematerializable.

sdesmalen-arm · sdesmalen-arm · commit 4b29e8cf391f · 2023-10-31T13:03:46.000Z
diff --git a/llvm/lib/Target/AArch64/SVEInstrFormats.td b/llvm/lib/Target/AArch64/SVEInstrFormats.td
@@ -9249,6 +9249,7 @@ class sve2p1_ptrue_pn<string mnemonic, bits<2> sz, PNRP8to15RegOp pnrty, SDPatte
   let Inst{2-0}   = PNd;
 
   let hasSideEffects = 0;
+  let isReMaterializable = 1;
 }
 
 

Original file line number	Diff line number	Diff line change
`@@ -9249,6 +9249,7 @@ class sve2p1_ptrue_pn<string mnemonic, bits<2> sz, PNRP8to15RegOp pnrty, SDPatte`
`9249`	`9249`	`let Inst{2-0} = PNd;`
`9250`	`9250`
`9251`	`9251`	`let hasSideEffects = 0;`
	`9252`	`+ let isReMaterializable = 1;`
`9252`	`9253`	`}`
`9253`	`9254`
`9254`	`9255`