[PATCH] D128582: Enable SeparateConstOffsetFromGEPPass() at -O3 and -O2

[Shubham Narlawar via Phabricator via llvm-commits]

gsocshubham updated this revision to Diff 444754.
gsocshubham added a comment.

Move GEP pass before LSR pass.


CHANGES SINCE LAST ACTION
  https://reviews.llvm.org/D128582/new/

https://reviews.llvm.org/D128582

Files:
  llvm/lib/Target/AArch64/AArch64TargetMachine.cpp


Index: llvm/lib/Target/AArch64/AArch64TargetMachine.cpp
===================================================================
--- llvm/lib/Target/AArch64/AArch64TargetMachine.cpp
+++ llvm/lib/Target/AArch64/AArch64TargetMachine.cpp
@@ -563,17 +563,6 @@
       addPass(createFalkorMarkStridedAccessesPass());
   }

-  TargetPassConfig::addIRPasses();
-
-  addPass(createAArch64StackTaggingPass(
-      /*IsOptNone=*/TM->getOptLevel() == CodeGenOpt::None));
-
-  // Match interleaved memory accesses to ldN/stN intrinsics.
-  if (TM->getOptLevel() != CodeGenOpt::None) {
-    addPass(createInterleavedLoadCombinePass());
-    addPass(createInterleavedAccessPass());
-  }
-
   if (TM->getOptLevel() == CodeGenOpt::Aggressive && EnableGEPOpt) {
     // Call SeparateConstOffsetFromGEP pass to extract constants within indices
     // and lower a GEP with multiple indices to either arithmetic operations or
@@ -587,6 +576,17 @@
     addPass(createLICMPass());
   }

+  TargetPassConfig::addIRPasses();
+
+  addPass(createAArch64StackTaggingPass(
+      /*IsOptNone=*/TM->getOptLevel() == CodeGenOpt::None));
+
+  // Match interleaved memory accesses to ldN/stN intrinsics.
+  if (TM->getOptLevel() != CodeGenOpt::None) {
+    addPass(createInterleavedLoadCombinePass());
+    addPass(createInterleavedAccessPass());
+  }
+
   // Add Control Flow Guard checks.
   if (TM->getTargetTriple().isOSWindows())
     addPass(createCFGuardCheckPass());


-------------- next part --------------
A non-text attachment was scrubbed...
Name: D128582.444754.patch
Type: text/x-patch
Size: 1438 bytes
Desc: not available
URL: <http://lists.llvm.org/pipermail/llvm-commits/attachments/20220714/62cf1dd5/attachment.bin>