llvmbot wrote:
<!--LLVM PR SUMMARY COMMENT--> @llvm/pr-subscribers-llvm-transforms @llvm/pr-subscribers-vectorizers Author: None (llvmbot) <details> <summary>Changes</summary> Backport 7730ebce8e8fa84db4da04a7d8fe1977ccbf28ff Requested by: @<!-- -->nikic --- Patch is 23.11 KiB, truncated to 20.00 KiB below, full version: https://github.com/llvm/llvm-project/pull/156297.diff 2 Files Affected: - (modified) llvm/lib/Transforms/Vectorize/SLPVectorizer.cpp (+4-1) - (added) llvm/test/Transforms/SLPVectorizer/X86/revectorize-phis.ll (+193) ``````````diff diff --git a/llvm/lib/Transforms/Vectorize/SLPVectorizer.cpp b/llvm/lib/Transforms/Vectorize/SLPVectorizer.cpp index f6610ea5b333f..2d50981690f41 100644 --- a/llvm/lib/Transforms/Vectorize/SLPVectorizer.cpp +++ b/llvm/lib/Transforms/Vectorize/SLPVectorizer.cpp @@ -9968,7 +9968,10 @@ BoUpSLP::getScalarsVectorizationLegality(ArrayRef<Value *> VL, unsigned Depth, } SmallPtrSet<Value *, 8> Values(llvm::from_range, E->Scalars); if (all_of(VL, [&](Value *V) { - return isa<PoisonValue>(V) || Values.contains(V); + return isa<PoisonValue>(V) || Values.contains(V) || + (S.getOpcode() == Instruction::PHI && isa<PHINode>(V) && + LI->getLoopFor(S.getMainOp()->getParent()) && + isVectorized(V)); })) { LLVM_DEBUG(dbgs() << "SLP: Gathering due to full overlap.\n"); return ScalarsVectorizationLegality(S, /*IsLegal=*/false); diff --git a/llvm/test/Transforms/SLPVectorizer/X86/revectorize-phis.ll b/llvm/test/Transforms/SLPVectorizer/X86/revectorize-phis.ll new file mode 100644 index 0000000000000..9eec3074b5345 --- /dev/null +++ b/llvm/test/Transforms/SLPVectorizer/X86/revectorize-phis.ll @@ -0,0 +1,193 @@ +; NOTE: Assertions have been autogenerated by utils/update_test_checks.py UTC_ARGS: --version 5 +; RUN: opt -S --passes=slp-vectorizer -mtriple=x86_64-unknown-linux-gnu < %s | FileCheck %s + +define void @test() { +; CHECK-LABEL: define void @test() { +; CHECK-NEXT: [[BB:.*]]: +; CHECK-NEXT: br label %[[BB1:.*]] +; CHECK: [[BB1]]: +; CHECK-NEXT: [[PHI:%.*]] = phi i64 [ 0, %[[BB]] ], [ [[PHI]], %[[BB31:.*]] ], [ [[PHI]], %[[BB32:.*]] ], [ [[PHI]], %[[BB33:.*]] ], [ [[PHI]], %[[BB36:.*]] ], [ [[PHI]], %[[BB39:.*]] ], [ [[PHI]], %[[BB40:.*]] ], [ [[PHI]], %[[BB41:.*]] ], [ [[PHI]], %[[BB42:.*]] ], [ [[PHI]], %[[BB43:.*]] ], [ 0, %[[BB45:.*]] ], [ [[PHI]], %[[BB21:.*]] ], [ [[PHI]], %[[BB22:.*]] ], [ [[PHI]], %[[BB23:.*]] ], [ [[PHI]], %[[BB24:.*]] ], [ [[PHI]], %[[BB25:.*]] ], [ [[PHI]], %[[BB26:.*]] ], [ [[PHI]], %[[BB27:.*]] ], [ [[PHI]], %[[BB28:.*]] ], [ [[PHI]], %[[BB29:.*]] ], [ 0, %[[BB30:.*]] ] +; CHECK-NEXT: [[PHI2:%.*]] = phi i64 [ undef, %[[BB]] ], [ [[PHI2]], %[[BB31]] ], [ [[PHI2]], %[[BB32]] ], [ [[PHI2]], %[[BB33]] ], [ [[PHI2]], %[[BB36]] ], [ [[PHI2]], %[[BB39]] ], [ [[PHI2]], %[[BB40]] ], [ [[PHI2]], %[[BB41]] ], [ [[PHI2]], %[[BB42]] ], [ [[LOAD44:%.*]], %[[BB43]] ], [ [[PHI2]], %[[BB45]] ], [ [[PHI2]], %[[BB21]] ], [ 0, %[[BB22]] ], [ [[PHI2]], %[[BB23]] ], [ [[PHI2]], %[[BB24]] ], [ [[PHI2]], %[[BB25]] ], [ [[PHI2]], %[[BB26]] ], [ [[PHI2]], %[[BB27]] ], [ [[PHI2]], %[[BB28]] ], [ [[PHI2]], %[[BB29]] ], [ [[PHI2]], %[[BB30]] ] +; CHECK-NEXT: [[PHI3:%.*]] = phi i64 [ 0, %[[BB]] ], [ 0, %[[BB31]] ], [ [[PHI3]], %[[BB32]] ], [ [[PHI3]], %[[BB33]] ], [ [[PHI3]], %[[BB36]] ], [ [[PHI3]], %[[BB39]] ], [ [[PHI3]], %[[BB40]] ], [ [[PHI3]], %[[BB41]] ], [ 0, %[[BB42]] ], [ [[PHI3]], %[[BB43]] ], [ [[PHI3]], %[[BB45]] ], [ [[PHI3]], %[[BB21]] ], [ [[PHI3]], %[[BB22]] ], [ [[PHI3]], %[[BB23]] ], [ [[PHI3]], %[[BB24]] ], [ [[PHI3]], %[[BB25]] ], [ [[PHI3]], %[[BB26]] ], [ [[PHI3]], %[[BB27]] ], [ [[PHI3]], %[[BB28]] ], [ [[PHI3]], %[[BB29]] ], [ [[PHI3]], %[[BB30]] ] +; CHECK-NEXT: [[PHI4:%.*]] = phi i64 [ 0, %[[BB]] ], [ [[PHI4]], %[[BB31]] ], [ [[PHI4]], %[[BB32]] ], [ [[PHI4]], %[[BB33]] ], [ [[PHI4]], %[[BB36]] ], [ [[PHI4]], %[[BB39]] ], [ [[PHI4]], %[[BB40]] ], [ [[PHI4]], %[[BB41]] ], [ [[PHI4]], %[[BB42]] ], [ [[PHI4]], %[[BB43]] ], [ [[PHI4]], %[[BB45]] ], [ [[PHI4]], %[[BB21]] ], [ [[PHI4]], %[[BB22]] ], [ [[PHI4]], %[[BB23]] ], [ [[PHI4]], %[[BB24]] ], [ [[PHI4]], %[[BB25]] ], [ [[PHI4]], %[[BB26]] ], [ 0, %[[BB27]] ], [ [[PHI4]], %[[BB28]] ], [ [[PHI4]], %[[BB29]] ], [ [[PHI4]], %[[BB30]] ] +; CHECK-NEXT: [[PHI5:%.*]] = phi i64 [ undef, %[[BB]] ], [ [[PHI5]], %[[BB31]] ], [ [[PHI5]], %[[BB32]] ], [ [[PHI5]], %[[BB33]] ], [ [[PHI5]], %[[BB36]] ], [ 0, %[[BB39]] ], [ [[PHI5]], %[[BB40]] ], [ [[PHI5]], %[[BB41]] ], [ [[PHI5]], %[[BB42]] ], [ [[PHI5]], %[[BB43]] ], [ [[PHI5]], %[[BB45]] ], [ 0, %[[BB21]] ], [ [[PHI5]], %[[BB22]] ], [ [[PHI5]], %[[BB23]] ], [ [[PHI5]], %[[BB24]] ], [ [[PHI5]], %[[BB25]] ], [ [[PHI5]], %[[BB26]] ], [ [[PHI5]], %[[BB27]] ], [ [[PHI5]], %[[BB28]] ], [ [[PHI5]], %[[BB29]] ], [ [[PHI5]], %[[BB30]] ] +; CHECK-NEXT: [[PHI6:%.*]] = phi i64 [ undef, %[[BB]] ], [ [[PHI6]], %[[BB31]] ], [ 0, %[[BB32]] ], [ 0, %[[BB33]] ], [ [[LOAD38:%.*]], %[[BB36]] ], [ 0, %[[BB39]] ], [ 0, %[[BB40]] ], [ [[PHI6]], %[[BB41]] ], [ [[PHI6]], %[[BB42]] ], [ [[PHI6]], %[[BB43]] ], [ [[PHI6]], %[[BB45]] ], [ [[PHI6]], %[[BB21]] ], [ 0, %[[BB22]] ], [ [[PHI6]], %[[BB23]] ], [ [[PHI6]], %[[BB24]] ], [ [[PHI6]], %[[BB25]] ], [ 0, %[[BB26]] ], [ [[PHI6]], %[[BB27]] ], [ [[PHI6]], %[[BB28]] ], [ [[PHI6]], %[[BB29]] ], [ [[PHI6]], %[[BB30]] ] +; CHECK-NEXT: [[PHI7:%.*]] = phi i64 [ undef, %[[BB]] ], [ [[PHI7]], %[[BB31]] ], [ [[PTRTOINT:%.*]], %[[BB32]] ], [ [[PHI7]], %[[BB33]] ], [ [[PHI7]], %[[BB36]] ], [ [[PHI7]], %[[BB39]] ], [ [[PHI7]], %[[BB40]] ], [ [[PHI7]], %[[BB41]] ], [ [[PHI7]], %[[BB42]] ], [ [[PHI7]], %[[BB43]] ], [ 0, %[[BB45]] ], [ [[PHI7]], %[[BB21]] ], [ [[PHI7]], %[[BB22]] ], [ [[PHI7]], %[[BB23]] ], [ [[PHI7]], %[[BB24]] ], [ [[PHI7]], %[[BB25]] ], [ [[PHI7]], %[[BB26]] ], [ [[PHI7]], %[[BB27]] ], [ [[PHI7]], %[[BB28]] ], [ [[PHI7]], %[[BB29]] ], [ [[PHI7]], %[[BB30]] ] +; CHECK-NEXT: [[PHI8:%.*]] = phi i64 [ 0, %[[BB]] ], [ 0, %[[BB31]] ], [ [[PHI8]], %[[BB32]] ], [ [[PHI8]], %[[BB33]] ], [ [[PHI8]], %[[BB36]] ], [ [[PHI8]], %[[BB39]] ], [ [[PHI8]], %[[BB40]] ], [ [[PHI8]], %[[BB41]] ], [ [[PHI8]], %[[BB42]] ], [ [[PHI8]], %[[BB43]] ], [ [[PHI8]], %[[BB45]] ], [ [[PHI8]], %[[BB21]] ], [ [[PHI8]], %[[BB22]] ], [ [[PHI8]], %[[BB23]] ], [ [[PHI8]], %[[BB24]] ], [ [[PHI8]], %[[BB25]] ], [ [[PHI8]], %[[BB26]] ], [ [[PHI8]], %[[BB27]] ], [ [[PHI8]], %[[BB28]] ], [ [[PHI8]], %[[BB29]] ], [ [[PHI8]], %[[BB30]] ] +; CHECK-NEXT: [[PHI9:%.*]] = phi i64 [ undef, %[[BB]] ], [ [[PHI9]], %[[BB31]] ], [ [[PHI9]], %[[BB32]] ], [ [[PHI9]], %[[BB33]] ], [ [[PHI9]], %[[BB36]] ], [ [[PHI9]], %[[BB39]] ], [ [[PHI9]], %[[BB40]] ], [ [[PHI9]], %[[BB41]] ], [ 0, %[[BB42]] ], [ [[PHI9]], %[[BB43]] ], [ [[LOAD46:%.*]], %[[BB45]] ], [ [[PHI9]], %[[BB21]] ], [ [[PHI9]], %[[BB22]] ], [ 0, %[[BB23]] ], [ [[PHI9]], %[[BB24]] ], [ [[PHI9]], %[[BB25]] ], [ [[PHI9]], %[[BB26]] ], [ 0, %[[BB27]] ], [ [[PHI9]], %[[BB28]] ], [ [[PHI9]], %[[BB29]] ], [ [[PHI]], %[[BB30]] ] +; CHECK-NEXT: [[PHI10:%.*]] = phi i64 [ 0, %[[BB]] ], [ 0, %[[BB31]] ], [ [[PHI10]], %[[BB32]] ], [ [[PHI10]], %[[BB33]] ], [ [[PHI10]], %[[BB36]] ], [ 0, %[[BB39]] ], [ [[PHI10]], %[[BB40]] ], [ [[PHI10]], %[[BB41]] ], [ [[PHI10]], %[[BB42]] ], [ 0, %[[BB43]] ], [ [[PHI10]], %[[BB45]] ], [ [[PHI10]], %[[BB21]] ], [ [[PHI10]], %[[BB22]] ], [ [[PHI10]], %[[BB23]] ], [ 0, %[[BB24]] ], [ [[PHI10]], %[[BB25]] ], [ [[PHI10]], %[[BB26]] ], [ [[PHI10]], %[[BB27]] ], [ [[PHI10]], %[[BB28]] ], [ [[PHI2]], %[[BB29]] ], [ [[PHI10]], %[[BB30]] ] +; CHECK-NEXT: [[PHI11:%.*]] = phi i64 [ undef, %[[BB]] ], [ [[PHI11]], %[[BB31]] ], [ [[PHI11]], %[[BB32]] ], [ [[PHI11]], %[[BB33]] ], [ [[PHI11]], %[[BB36]] ], [ [[PHI11]], %[[BB39]] ], [ [[PHI11]], %[[BB40]] ], [ [[PHI11]], %[[BB41]] ], [ 0, %[[BB42]] ], [ 0, %[[BB43]] ], [ [[PHI11]], %[[BB45]] ], [ [[PHI11]], %[[BB21]] ], [ [[PHI11]], %[[BB22]] ], [ [[PHI11]], %[[BB23]] ], [ [[PHI11]], %[[BB24]] ], [ [[PHI11]], %[[BB25]] ], [ [[PHI11]], %[[BB26]] ], [ 0, %[[BB27]] ], [ [[PHI3]], %[[BB28]] ], [ [[PHI11]], %[[BB29]] ], [ [[PHI11]], %[[BB30]] ] +; CHECK-NEXT: [[PHI12:%.*]] = phi i64 [ 0, %[[BB]] ], [ [[PHI12]], %[[BB31]] ], [ 0, %[[BB32]] ], [ [[PHI12]], %[[BB33]] ], [ [[LOAD37:%.*]], %[[BB36]] ], [ [[PHI12]], %[[BB39]] ], [ [[PHI12]], %[[BB40]] ], [ [[PHI12]], %[[BB41]] ], [ [[PHI12]], %[[BB42]] ], [ [[PHI12]], %[[BB43]] ], [ [[PHI12]], %[[BB45]] ], [ [[PHI12]], %[[BB21]] ], [ [[PHI12]], %[[BB22]] ], [ [[PHI12]], %[[BB23]] ], [ 1, %[[BB24]] ], [ [[PHI12]], %[[BB25]] ], [ 0, %[[BB26]] ], [ [[PHI12]], %[[BB27]] ], [ [[PHI12]], %[[BB28]] ], [ [[PHI12]], %[[BB29]] ], [ [[PHI12]], %[[BB30]] ] +; CHECK-NEXT: [[PHI13:%.*]] = phi i64 [ 0, %[[BB]] ], [ [[PHI13]], %[[BB31]] ], [ [[PHI13]], %[[BB32]] ], [ [[LOAD35:%.*]], %[[BB33]] ], [ [[PHI13]], %[[BB36]] ], [ [[PHI13]], %[[BB39]] ], [ [[PHI13]], %[[BB40]] ], [ [[PHI13]], %[[BB41]] ], [ 0, %[[BB42]] ], [ [[PHI13]], %[[BB43]] ], [ [[PHI13]], %[[BB45]] ], [ [[PHI13]], %[[BB21]] ], [ [[PHI13]], %[[BB22]] ], [ 0, %[[BB23]] ], [ 1, %[[BB24]] ], [ [[PHI13]], %[[BB25]] ], [ 0, %[[BB26]] ], [ 0, %[[BB27]] ], [ [[PHI13]], %[[BB28]] ], [ [[PHI13]], %[[BB29]] ], [ [[PHI13]], %[[BB30]] ] +; CHECK-NEXT: [[PHI14:%.*]] = phi i64 [ 0, %[[BB]] ], [ 0, %[[BB31]] ], [ [[PHI14]], %[[BB32]] ], [ [[LOAD34:%.*]], %[[BB33]] ], [ 0, %[[BB36]] ], [ [[PHI14]], %[[BB39]] ], [ [[PHI14]], %[[BB40]] ], [ [[PHI14]], %[[BB41]] ], [ [[PHI14]], %[[BB42]] ], [ [[PHI14]], %[[BB43]] ], [ [[PHI14]], %[[BB45]] ], [ [[PHI14]], %[[BB21]] ], [ [[PHI14]], %[[BB22]] ], [ 0, %[[BB23]] ], [ [[PHI14]], %[[BB24]] ], [ [[PHI14]], %[[BB25]] ], [ [[PHI14]], %[[BB26]] ], [ [[PHI14]], %[[BB27]] ], [ [[PHI14]], %[[BB28]] ], [ [[PHI14]], %[[BB29]] ], [ [[PHI14]], %[[BB30]] ] +; CHECK-NEXT: [[PHI15:%.*]] = phi i64 [ 0, %[[BB]] ], [ [[LOAD:%.*]], %[[BB31]] ], [ [[PHI15]], %[[BB32]] ], [ [[PHI15]], %[[BB33]] ], [ [[PHI15]], %[[BB36]] ], [ 0, %[[BB39]] ], [ [[PHI15]], %[[BB40]] ], [ [[PHI15]], %[[BB41]] ], [ 0, %[[BB42]] ], [ [[PHI15]], %[[BB43]] ], [ [[PHI15]], %[[BB45]] ], [ [[PHI8]], %[[BB21]] ], [ [[PHI15]], %[[BB22]] ], [ [[PHI15]], %[[BB23]] ], [ [[PHI15]], %[[BB24]] ], [ [[PHI15]], %[[BB25]] ], [ 0, %[[BB26]] ], [ 0, %[[BB27]] ], [ [[PHI15]], %[[BB28]] ], [ [[PHI15]], %[[BB29]] ], [ [[PHI15]], %[[BB30]] ] +; CHECK-NEXT: [[PHI16:%.*]] = phi i8 [ 3, %[[BB]] ], [ 0, %[[BB31]] ], [ 0, %[[BB32]] ], [ 0, %[[BB33]] ], [ 0, %[[BB36]] ], [ 0, %[[BB39]] ], [ 0, %[[BB40]] ], [ 0, %[[BB41]] ], [ 0, %[[BB42]] ], [ 0, %[[BB43]] ], [ 0, %[[BB45]] ], [ 0, %[[BB21]] ], [ 0, %[[BB22]] ], [ 0, %[[BB23]] ], [ 0, %[[BB24]] ], [ 0, %[[BB25]] ], [ 0, %[[BB26]] ], [ 0, %[[BB27]] ], [ 0, %[[BB28]] ], [ 0, %[[BB29]] ], [ 0, %[[BB30]] ] +; CHECK-NEXT: [[PHI17:%.*]] = phi i64 [ 0, %[[BB]] ], [ [[PHI17]], %[[BB31]] ], [ [[PHI17]], %[[BB32]] ], [ [[PHI17]], %[[BB33]] ], [ [[PHI17]], %[[BB36]] ], [ 0, %[[BB39]] ], [ [[PHI17]], %[[BB40]] ], [ [[PHI4]], %[[BB41]] ], [ [[PHI17]], %[[BB42]] ], [ 0, %[[BB43]] ], [ [[PHI17]], %[[BB45]] ], [ [[PHI17]], %[[BB21]] ], [ [[PHI17]], %[[BB22]] ], [ [[PHI17]], %[[BB23]] ], [ 0, %[[BB24]] ], [ [[PHI17]], %[[BB25]] ], [ 0, %[[BB26]] ], [ 0, %[[BB27]] ], [ [[PHI17]], %[[BB28]] ], [ [[PHI17]], %[[BB29]] ], [ [[PHI17]], %[[BB30]] ] +; CHECK-NEXT: [[PHI18:%.*]] = phi i8 [ 0, %[[BB]] ], [ 0, %[[BB31]] ], [ 0, %[[BB32]] ], [ 0, %[[BB33]] ], [ 0, %[[BB36]] ], [ 0, %[[BB39]] ], [ 0, %[[BB40]] ], [ 0, %[[BB41]] ], [ 0, %[[BB42]] ], [ 0, %[[BB43]] ], [ 0, %[[BB45]] ], [ 0, %[[BB21]] ], [ 0, %[[BB22]] ], [ 0, %[[BB23]] ], [ 0, %[[BB24]] ], [ 0, %[[BB25]] ], [ 0, %[[BB26]] ], [ 0, %[[BB27]] ], [ 0, %[[BB28]] ], [ 0, %[[BB29]] ], [ 0, %[[BB30]] ] +; CHECK-NEXT: [[PHI19:%.*]] = phi i64 [ 0, %[[BB]] ], [ [[PHI19]], %[[BB31]] ], [ [[PHI19]], %[[BB32]] ], [ [[PHI19]], %[[BB33]] ], [ [[PHI19]], %[[BB36]] ], [ 0, %[[BB39]] ], [ [[PHI19]], %[[BB40]] ], [ [[PHI19]], %[[BB41]] ], [ [[PHI19]], %[[BB42]] ], [ 0, %[[BB43]] ], [ [[PHI19]], %[[BB45]] ], [ [[PHI19]], %[[BB21]] ], [ [[PHI19]], %[[BB22]] ], [ [[PHI19]], %[[BB23]] ], [ [[PHI19]], %[[BB24]] ], [ [[PHI5]], %[[BB25]] ], [ 0, %[[BB26]] ], [ 0, %[[BB27]] ], [ [[PHI19]], %[[BB28]] ], [ [[PHI19]], %[[BB29]] ], [ [[PHI19]], %[[BB30]] ] +; CHECK-NEXT: [[PHI20:%.*]] = phi i64 [ 0, %[[BB]] ], [ [[PHI20]], %[[BB31]] ], [ [[PTRTOINT]], %[[BB32]] ], [ [[PHI20]], %[[BB33]] ], [ [[PHI20]], %[[BB36]] ], [ [[PHI20]], %[[BB39]] ], [ 0, %[[BB40]] ], [ [[PHI20]], %[[BB41]] ], [ 0, %[[BB42]] ], [ [[PHI20]], %[[BB43]] ], [ [[PHI20]], %[[BB45]] ], [ [[PHI20]], %[[BB21]] ], [ [[PHI7]], %[[BB22]] ], [ [[PHI20]], %[[BB23]] ], [ [[PHI20]], %[[BB24]] ], [ [[PHI20]], %[[BB25]] ], [ 0, %[[BB26]] ], [ [[PHI20]], %[[BB27]] ], [ [[PHI20]], %[[BB28]] ], [ [[PHI20]], %[[BB29]] ], [ [[PHI20]], %[[BB30]] ] +; CHECK-NEXT: switch i8 0, label %[[BB30]] [ +; CHECK-NEXT: i8 9, label %[[BB26]] +; CHECK-NEXT: i8 0, label %[[BB29]] +; CHECK-NEXT: i8 13, label %[[BB28]] +; CHECK-NEXT: i8 1, label %[[BB21]] +; CHECK-NEXT: i8 3, label %[[BB22]] +; CHECK-NEXT: i8 12, label %[[BB27]] +; CHECK-NEXT: i8 5, label %[[BB23]] +; CHECK-NEXT: i8 6, label %[[BB24]] +; CHECK-NEXT: i8 7, label %[[BB25]] +; CHECK-NEXT: ] +; CHECK: [[BB21]]: +; CHECK-NEXT: br i1 false, label %[[BB1]], label %[[BB31]] +; CHECK: [[BB22]]: +; CHECK-NEXT: br i1 false, label %[[BB1]], label %[[BB32]] +; CHECK: [[BB23]]: +; CHECK-NEXT: br i1 false, label %[[BB1]], label %[[BB33]] +; CHECK: [[BB24]]: +; CHECK-NEXT: br i1 false, label %[[BB1]], label %[[BB36]] +; CHECK: [[BB25]]: +; CHECK-NEXT: br i1 false, label %[[BB1]], label %[[BB39]] +; CHECK: [[BB26]]: +; CHECK-NEXT: br i1 false, label %[[BB40]], label %[[BB1]] +; CHECK: [[BB27]]: +; CHECK-NEXT: br i1 false, label %[[BB41]], label %[[BB1]] +; CHECK: [[BB28]]: +; CHECK-NEXT: br i1 false, label %[[BB1]], label %[[BB42]] +; CHECK: [[BB29]]: +; CHECK-NEXT: br i1 false, label %[[BB1]], label %[[BB43]] +; CHECK: [[BB30]]: +; CHECK-NEXT: br i1 false, label %[[BB1]], label %[[BB45]] +; CHECK: [[BB31]]: +; CHECK-NEXT: [[LOAD]] = load i64, ptr null, align 8 +; CHECK-NEXT: br label %[[BB1]] +; CHECK: [[BB32]]: +; CHECK-NEXT: [[PTRTOINT]] = ptrtoint ptr null to i64 +; CHECK-NEXT: br label %[[BB1]] +; CHECK: [[BB33]]: +; CHECK-NEXT: [[LOAD34]] = load i64, ptr null, align 8 +; CHECK-NEXT: [[LOAD35]] = load i64, ptr null, align 8 +; CHECK-NEXT: br label %[[BB1]] +; CHECK: [[BB36]]: +; CHECK-NEXT: [[LOAD37]] = load i64, ptr null, align 8 +; CHECK-NEXT: [[LOAD38]] = load i64, ptr null, align 8 +; CHECK-NEXT: br label %[[BB1]] +; CHECK: [[BB39]]: +; CHECK-NEXT: br label %[[BB1]] +; CHECK: [[BB40]]: +; CHECK-NEXT: br label %[[BB1]] +; CHECK: [[BB41]]: +; CHECK-NEXT: br label %[[BB1]] +; CHECK: [[BB42]]: +; CHECK-NEXT: br label %[[BB1]] +; CHECK: [[BB43]]: +; CHECK-NEXT: [[LOAD44]] = load i64, ptr null, align 8 +; CHECK-NEXT: br label %[[BB1]] +; CHECK: [[BB45]]: +; CHECK-NEXT: [[LOAD46]] = load i64, ptr null, align 8 +; CHECK-NEXT: br label %[[BB1]] +; +bb: + br label %bb1 + +bb1: + %phi = phi i64 [ 0, %bb ], [ %phi, %bb31 ], [ %phi, %bb32 ], [ %phi, %bb33 ], [ %phi, %bb36 ], [ %phi, %bb39 ], [ %phi, %bb40 ], [ %phi, %bb41 ], [ %phi, %bb42 ], [ %phi, %bb43 ], [ 0, %bb45 ], [ %phi, %bb21 ], [ %phi, %bb22 ], [ %phi, %bb23 ], [ %phi, %bb24 ], [ %phi, %bb25 ], [ %phi, %bb26 ], [ %phi, %bb27 ], [ %phi, %bb28 ], [ %phi, %bb29 ], [ 0, %bb30 ] + %phi2 = phi i64 [ undef, %bb ], [ %phi2, %bb31 ], [ %phi2, %bb32 ], [ %phi2, %bb33 ], [ %phi2, %bb36 ], [ %phi2, %bb39 ], [ %phi2, %bb40 ], [ %phi2, %bb41 ], [ %phi2, %bb42 ], [ %load44, %bb43 ], [ %phi2, %bb45 ], [ %phi2, %bb21 ], [ 0, %bb22 ], [ %phi2, %bb23 ], [ %phi2, %bb24 ], [ %phi2, %bb25 ], [ %phi2, %bb26 ], [ %phi2, %bb27 ], [ %phi2, %bb28 ], [ %phi2, %bb29 ], [ %phi2, %bb30 ] + %phi3 = phi i64 [ 0, %bb ], [ 0, %bb31 ], [ %phi3, %bb32 ], [ %phi3, %bb33 ], [ %phi3, %bb36 ], [ %phi3, %bb39 ], [ %phi3, %bb40 ], [ %phi3, %bb41 ], [ 0, %bb42 ], [ %phi3, %bb43 ], [ %phi3, %bb45 ], [ %phi3, %bb21 ], [ %phi3, %bb22 ], [ %phi3, %bb23 ], [ %phi3, %bb24 ], [ %phi3, %bb25 ], [ %phi3, %bb26 ], [ %phi3, %bb27 ], [ %phi3, %bb28 ], [ %phi3, %bb29 ], [ %phi3, %bb30 ] + %phi4 = phi i64 [ 0, %bb ], [ %phi4, %bb31 ], [ %phi4, %bb32 ], [ %phi4, %bb33 ], [ %phi4, %bb36 ], [ %phi4, %bb39 ], [ %phi4, %bb40 ], [ %phi4, %bb41 ], [ %phi4, %bb42 ], [ %phi4, %bb43 ], [ %phi4, %bb45 ], [ %phi4, %bb21 ], [ %phi4, %bb22 ], [ %phi4, %bb23 ], [ %phi4, %bb24 ], [ %phi4, %bb25 ], [ %phi4, %bb26 ], [ 0, %bb27 ], [ %phi4, %bb28 ], [ %phi4, %bb29 ], [ %phi4, %bb30 ] + %phi5 = phi i64 [ undef, %bb ], [ %phi5, %bb31 ], [ %phi5, %bb32 ], [ %phi5, %bb33 ], [ %phi5, %bb36 ], [ 0, %bb39 ], [ %phi5, %bb40 ], [ %phi5, %bb41 ], [ %phi5, %bb42 ], [ %phi5, %bb43 ], [ %phi5, %bb45 ], [ 0, %bb21 ], [ %phi5, %bb22 ], [ %phi5, %bb23 ], [ %phi5, %bb24 ], [ %phi5, %bb25 ], [ %phi5, %bb26 ], [ %phi5, %bb27 ], [ %phi5, %bb28 ], [ %phi5, %bb29 ], [ %phi5, %bb30 ] + %phi6 = phi i64 [ undef, %bb ], [ %phi6, %bb31 ], [ 0, %bb32 ], [ 0, %bb33 ], [ %load38, %bb36 ], [ 0, %bb39 ], [ 0, %bb40 ], [ %phi6, %bb41 ], [ %phi6, %bb42 ], [ %phi6, %bb43 ], [ %phi6, %bb45 ], [ %phi6, %bb21 ], [ 0, %bb22 ], [ %phi6, %bb23 ], [ %phi6, %bb24 ], [ %phi6, %bb25 ], [ 0, %bb26 ], [ %phi6, %bb27 ], [ %phi6, %bb28 ], [ %phi6, %bb29 ], [ %phi6, %bb30 ] + %phi7 = phi i64 [ undef, %bb ], [ %phi7, %bb31 ], [ %ptrtoint, %bb32 ], [ %phi7, %bb33 ], [ %phi7, %bb36 ], [ %phi7, %bb39 ], [ %phi7, %bb40 ], [ %phi7, %bb41 ], [ %phi7, %bb42 ], [ %phi7, %bb43 ], [ 0, %bb45 ], [ %phi7, %bb21 ], [ %phi7, %bb22 ], [ %phi7, %bb23 ], [ %phi7, %bb24 ], [ %phi7, %bb25 ], [ %phi7, %bb26 ], [ %phi7, %bb27 ], [ %phi7, %bb28 ], [ %phi7, %bb29 ], [ %phi7, %bb30 ] + %phi8 = phi i64 [ 0, %bb ], [ 0, %bb31 ], [ %phi8, %bb32 ], [ %phi8, %bb33 ], [ %phi8, %bb36 ], [ %phi8, %bb39 ], [ %phi8, %bb40 ], [ %phi8, %bb41 ], [ %phi8, %bb42 ], [ %phi8, %bb43 ], [ %phi8, %bb45 ], [ %phi8, %bb21 ], [ %phi8, %bb22 ], [ %phi8, %bb23 ], [ %phi8, %bb24 ], [ %phi8, %bb25 ], [ %phi8, %bb26 ], [ %phi8, %bb27 ], [ %phi8, %bb28 ], [ %phi8, %bb29 ], [ %phi8, %bb30 ] + %phi9 = phi i64 [ undef, %bb ], [ %phi9, %bb31 ], [ %phi9, %bb32 ], [ %phi9, %bb33 ], [ %phi9, %bb36 ], [ %phi9, %bb39 ], [ %phi9, %bb40 ], [ %phi9, %bb41 ], [ 0, %bb42 ], [ %phi9, %bb43 ], [ %load46, %bb45 ], [ %phi9, %bb21 ], [ %phi9, %bb22 ], [ 0, %bb23 ], [ %phi9, %bb24 ], [ %phi9, %bb25 ], [ %phi9, %bb26 ], [ 0, %bb27 ], [ %phi9, %bb28 ], [ %phi9, %bb29 ], [ %phi, %bb30 ] + %phi10 = phi i64 [ 0, %bb ], [ 0, %bb31 ], [ %phi10, %bb32 ], [ %phi10, %bb33 ], [ %phi10, %bb36 ], [ 0, %bb39 ], [ %phi10, %bb40 ], [ %phi10, %bb41 ], [ %phi10, %bb42 ], [ 0, %bb43 ], [ %phi10, %bb45 ], [ %phi10, %bb21 ], [ %phi10, %bb22 ], [ %phi10, %bb23 ], [ 0, %bb24 ], [ %phi10, %bb25 ], [ %phi10, %bb26 ], [ %phi10, %bb27 ], [ %phi10, %bb28 ], [ %phi2, %bb29 ], [ %phi10, %bb30 ] + %phi11 = phi i64 [ undef, %bb ], [ %phi11, %bb31 ], [ %phi11, %bb32 ], [ %phi11, %bb33 ], [ %phi11, %bb36 ], [ %phi11, %bb39 ], [ %phi11, %bb40 ], [ %phi11, %bb41 ], [ 0, %bb42 ], [ 0, %bb43 ], [ %phi11, %bb45 ], [ %phi11, %bb21 ], [ %phi11, %bb22 ], [ %phi11, %bb23 ], [ %phi11, %bb24 ], [ %phi11, %bb25 ], [ %phi11, %bb26 ], [ 0, %bb27 ], [ %phi3, %bb28 ], [ %phi11, %bb29 ], [ %phi11, %bb30 ] + %phi12 = phi i64 [ 0, %bb ], [ %phi12, %bb31 ], [ 0, %bb32 ], [ %phi12, %bb33 ], [ %load37, %bb36 ], [ %phi12, %bb39 ], [ %phi12, %bb40 ], [ %phi12, %bb41 ], [ %phi12, %bb42 ], [ %phi12, %bb43 ], [ %phi12, %bb45 ], [ %phi12, %bb21 ], [ %phi12, %bb22 ], [ %phi12, %bb23 ], [ 1, %bb24 ], [ %phi12, %bb25 ], [ 0, %bb26 ], [ %phi12, %bb27 ], [ %phi12, %bb28 ], [ %phi12, %bb29 ], [ %phi12, %bb30 ] + %phi13 = phi i64 [ 0, %bb ], [ %phi13, %bb31 ], [ %phi13, %bb32 ], [ %load35, %bb33 ], [ %phi13, %bb36 ], [ %phi13, %bb39 ], [ %phi13, %bb40 ], [ %phi13, %bb41 ], [ 0, %bb42 ], [ %phi13, %bb43 ], [ %phi13, %bb45 ], [ %phi13, %bb21 ], [ %phi13, %bb22 ], [ 0, %bb23 ], [ 1, %bb24 ], [ %phi13, %bb25 ], [ 0, %bb26 ], [ 0, %bb27 ], [ %phi13, %bb28 ], [ %phi13, %bb29 ], [ %phi13, %bb30 ] + %phi14 = phi i64 [ 0, %bb ], [ 0, %bb31 ], [ %phi14, %bb32 ], [ %load34, %bb33 ], [ 0, %bb36 ], [ %phi14, %bb39 ], [ %phi14, %bb40 ], [ %phi14, %bb41 ], [ %phi14, %bb42 ], [ %phi14, %bb43 ], [ %phi14, %bb45 ], [ %phi14, %bb21 ], [ %phi14, %bb22 ], [ 0, %bb23 ], [ %phi14, %bb24 ], [ %phi14, %bb25 ], [ %phi14, %bb26 ], [ %phi14, %bb27 ], [ %phi14, %bb28 ], [ %phi14, %bb29 ], [ %phi14, %bb30 ] + %phi15 = phi i64 [ 0, %bb ], [ %load, %bb31 ], [ %phi15, %bb32 ], [ %phi15, %bb33 ], [ %phi15, %bb36 ], [ 0, %bb39 ], [ %phi15, %bb40 ], [ %phi15, %bb41 ], [ 0, %bb42 ], [ %phi15, %bb43 ], [ %phi15, %bb45 ], [ %phi8, %bb21 ], [ %phi15, %bb22 ], [ %phi15, %bb23 ], [ %phi15, %bb24 ], [ %phi15, %bb... [truncated] `````````` </details> https://github.com/llvm/llvm-project/pull/156297 _______________________________________________ llvm-branch-commits mailing list llvm-branch-commits@lists.llvm.org https://lists.llvm.org/cgi-bin/mailman/listinfo/llvm-branch-commits
