[MTE] Move tagging in pipeline

[vitalybuka]

Summary

This removes two analyses from pipeline.

Depends on D80771.

[eugenis]

LGTM

[vitalybuka]

rebase

llvm/lib/Target/AArch64/AArch64TargetMachine.cpp

if (TM->getOptLevel() != CodeGenOpt::None) {
     if (EnableLoopDataPrefetch)
       addPass(createLoopDataPrefetchPass());
     if (EnableFalkorHWPFFix)
       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
     // multiple GEPs with single index.
     addPass(createSeparateConstOffsetFromGEPPass(true));
     // Call EarlyCSE pass to find and remove subexpressions in the lowered
     // result.
     addPass(createEarlyCSEPass());
     // Do loop invariant code motion in case part of the lowered result is
     // invariant.
     addPass(createLICMPass());
   }
 
-  addPass(createAArch64StackTaggingPass(
-      /*IsOptNone=*/TM->getOptLevel() == CodeGenOpt::None));
-
   // Add Control Flow Guard checks.
   if (TM->getTargetTriple().isOSWindows())
     addPass(createCFGuardCheckPass());
 }
 
 // Pass Pipeline Configuration
 bool AArch64PassConfig::addPreISel() {
   // Run promote constant before global merge, so that the promoted constants

llvm/test/CodeGen/AArch64/O3-pipeline.ll

 ; CHECK-NEXT:       Post-Dominator Tree Construction
 ; CHECK-NEXT:       Branch Probability Analysis
 ; CHECK-NEXT:       Block Frequency Analysis
 ; CHECK-NEXT:       Constant Hoisting
 ; CHECK-NEXT:       Partially inline calls to library functions
 ; CHECK-NEXT:       Instrument function entry/exit with calls to e.g. mcount() (post inlining)
 ; CHECK-NEXT:       Scalarize Masked Memory Intrinsics
 ; CHECK-NEXT:       Expand reduction intrinsics
-; CHECK-NEXT:       Dominator Tree Construction
-; CHECK-NEXT:       Basic Alias Analysis (stateless AA impl)
-; CHECK-NEXT:       Function Alias Analysis Results
-; CHECK-NEXT:       Memory SSA
-; CHECK-NEXT:       Interleaved Load Combine Pass
-; CHECK-NEXT:       Dominator Tree Construction
-; CHECK-NEXT:       Interleaved Access Pass
 ; CHECK-NEXT:     Stack Safety Analysis
 ; CHECK-NEXT:       FunctionPass Manager
 ; CHECK-NEXT:         Dominator Tree Construction
 ; CHECK-NEXT:         Natural Loop Information
 ; CHECK-NEXT:         Scalar Evolution Analysis
 ; CHECK-NEXT:         Stack Safety Local Analysis
 ; CHECK-NEXT:     FunctionPass Manager
 ; CHECK-NEXT:       Dominator Tree Construction
 ; CHECK-NEXT:       Basic Alias Analysis (stateless AA impl)
 ; CHECK-NEXT:       Function Alias Analysis Results
 ; CHECK-NEXT:       AArch64 Stack Tagging
+; CHECK-NEXT:       Function Alias Analysis Results
+; CHECK-NEXT:       Memory SSA
+; CHECK-NEXT:       Interleaved Load Combine Pass
+; CHECK-NEXT:       Dominator Tree Construction
+; CHECK-NEXT:       Interleaved Access Pass
 ; CHECK-NEXT:       Natural Loop Information
 ; CHECK-NEXT:       CodeGen Prepare
 ; CHECK-NEXT:     Rewrite Symbols
 ; CHECK-NEXT:     FunctionPass Manager
 ; CHECK-NEXT:       Dominator Tree Construction
 ; CHECK-NEXT:       Exception handling preparation
 ; CHECK-NEXT:     AArch64 Promote Constant
 ; CHECK-NEXT:       FunctionPass Manager