!fixup adjust names of scalar/vector preheaders in test.

Author: fhahn

llvm/test/Transforms/LoopVectorize/AArch64/sve-gather-scatter.ll

@@ -279,15 +279,13 @@ for.cond.cleanup:                                 ; preds = %for.inc, %entry
   ret void
 }
 
-
-
 define void @gather_nxv4i32_ind64_stride2(ptr noalias nocapture %a, ptr noalias nocapture readonly %b, i64 %n) #0 {
 ; CHECK-LABEL: @gather_nxv4i32_ind64_stride2(
 ; CHECK-NEXT:  entry:
 ; CHECK-NEXT:    [[TMP0:%.*]] = call i64 @llvm.vscale.i64()
 ; CHECK-NEXT:    [[TMP1:%.*]] = shl nuw nsw i64 [[TMP0]], 3
 ; CHECK-NEXT:    [[MIN_ITERS_CHECK:%.*]] = icmp ugt i64 [[N:%.*]], [[TMP1]]
-; CHECK-NEXT:    br i1 [[MIN_ITERS_CHECK]], label [[SCALAR_PH:%.*]], label [[VECTOR_PH:%.*]]
+; CHECK-NEXT:    br i1 [[MIN_ITERS_CHECK]], label [[VECTOR_PH:%.*]], label [[SCALAR_PH:%.*]]
 ; CHECK:       vector.ph:
 ; CHECK-NEXT:    [[TMP2:%.*]] = call i64 @llvm.vscale.i64()
 ; CHECK-NEXT:    [[TMP7:%.*]] = shl nuw nsw i64 [[TMP2]], 3
@@ -300,7 +298,7 @@ define void @gather_nxv4i32_ind64_stride2(ptr noalias nocapture %a, ptr noalias
 ; CHECK-NEXT:    [[TMP4:%.*]] = shl nuw nsw i64 [[TMP3]], 3
 ; CHECK-NEXT:    br label [[VECTOR_BODY:%.*]]
 ; CHECK:       vector.body:
-; CHECK-NEXT:    [[INDEX:%.*]] = phi i64 [ 0, [[SCALAR_PH]] ], [ [[INDEX_NEXT:%.*]], [[VECTOR_BODY]] ]
+; CHECK-NEXT:    [[INDEX:%.*]] = phi i64 [ 0, [[VECTOR_PH]] ], [ [[INDEX_NEXT:%.*]], [[VECTOR_BODY]] ]
 ; CHECK-NEXT:    [[TMP9:%.*]] = call i64 @llvm.vscale.i64()
 ; CHECK-NEXT:    [[DOTIDX1:%.*]] = shl i64 [[INDEX]], 3
 ; CHECK-NEXT:    [[TMP10:%.*]] = getelementptr inbounds i8, ptr [[B:%.*]], i64 [[DOTIDX1]]
@@ -324,12 +322,12 @@ define void @gather_nxv4i32_ind64_stride2(ptr noalias nocapture %a, ptr noalias
 ; CHECK-NEXT:    [[TMP18:%.*]] = icmp eq i64 [[INDEX_NEXT]], [[N_VEC1]]
 ; CHECK-NEXT:    br i1 [[TMP18]], label [[MIDDLE_BLOCK:%.*]], label [[VECTOR_BODY]], !llvm.loop [[LOOP11:![0-9]+]]
 ; CHECK:       middle.block:
-; CHECK-NEXT:    br label [[VECTOR_PH]]
+; CHECK-NEXT:    br label [[SCALAR_PH]]
 ; CHECK:       scalar.ph:
 ; CHECK-NEXT:    [[BC_RESUME_VAL:%.*]] = phi i64 [ [[N_VEC1]], [[MIDDLE_BLOCK]] ], [ 0, [[ENTRY:%.*]] ]
 ; CHECK-NEXT:    br label [[FOR_BODY:%.*]]
 ; CHECK:       for.body:
-; CHECK-NEXT:    [[INDVARS_IV:%.*]] = phi i64 [ [[INDVARS_IV_NEXT:%.*]], [[FOR_BODY]] ], [ [[BC_RESUME_VAL]], [[VECTOR_PH]] ]
+; CHECK-NEXT:    [[INDVARS_IV:%.*]] = phi i64 [ [[INDVARS_IV_NEXT:%.*]], [[FOR_BODY]] ], [ [[BC_RESUME_VAL]], [[SCALAR_PH]] ]
 ; CHECK-NEXT:    [[ARRAYIDX_IDX:%.*]] = shl i64 [[INDVARS_IV]], 3
 ; CHECK-NEXT:    [[ARRAYIDX:%.*]] = getelementptr inbounds i8, ptr [[B]], i64 [[ARRAYIDX_IDX]]
 ; CHECK-NEXT:    [[TMP16:%.*]] = load float, ptr [[ARRAYIDX]], align 4