Further test updates.

Author: Dinar Temirbulatov

llvm/test/Transforms/LoopVectorize/AArch64/select-costs.ll

@@ -1,24 +1,26 @@
 ; REQUIRES: asserts
-; RUN: opt < %s -passes=loop-vectorize -debug-only=loop-vectorize -S 2>&1 | FileCheck %s
+; RUN: opt < %s -passes=loop-vectorize -debug-only=loop-vectorize -disable-output -S 2>&1 | FileCheck %s
 
 target datalayout = "e-m:o-i64:64-i128:128-n32:64-S128"
 target triple = "arm64-apple-ios5.0.0"
 
 define void @selects_1(ptr nocapture %dst, i32 %A, i32 %B, i32 %C, i32 %N) {
+; CHECK: LV: Checking a loop in 'selects_1'
 ; CHECK: LV: Found an estimated cost of 1 for VF 2 For instruction:   %cond = select i1 %cmp1, i32 10, i32 %and
 ; CHECK: LV: Found an estimated cost of 1 for VF 2 For instruction:   %cond6 = select i1 %cmp2, i32 30, i32 %and
 ; CHECK: LV: Found an estimated cost of 1 for VF 2 For instruction:   %cond11 = select i1 %cmp7, i32 %cond, i32 %cond6
 
 ; CHECK: LV: Found an estimated cost of 1 for VF 4 For instruction:   %cond = select i1 %cmp1, i32 10, i32 %and
 ; CHECK: LV: Found an estimated cost of 1 for VF 4 For instruction:   %cond6 = select i1 %cmp2, i32 30, i32 %and
 ; CHECK: LV: Found an estimated cost of 1 for VF 4 For instruction:   %cond11 = select i1 %cmp7, i32 %cond, i32 %cond6
+; CHECK: LV: Selecting VF: 4
 
 entry:
   %cmp26 = icmp sgt i32 %N, 0
   br i1 %cmp26, label %for.body.preheader, label %for.cond.cleanup
 
 for.body.preheader:                               ; preds = %entry
-  %wide.trip.count = zext i32 %N to i64
+  %n = zext i32 %N to i64
   br label %for.body
 
 for.body:                                         ; preds = %for.body.preheader, %for.body
@@ -34,7 +36,7 @@ for.body:                                         ; preds = %for.body.preheader,
   %cond11 = select i1 %cmp7, i32 %cond, i32 %cond6
   store i32 %cond11, ptr %arrayidx, align 4
   %indvars.iv.next = add nuw nsw i64 %indvars.iv, 1
-  %exitcond.not = icmp eq i64 %indvars.iv.next, %wide.trip.count
+  %exitcond.not = icmp eq i64 %indvars.iv.next, %n
   br i1 %exitcond.not, label %for.cond.cleanup.loopexit, label %for.body
 
 for.cond.cleanup.loopexit:                        ; preds = %for.body
@@ -44,37 +46,30 @@ for.cond.cleanup:                                 ; preds = %for.cond.cleanup.lo
   ret void
 }
 
-define i32 @multi_user_cmp(ptr readonly %a, i32 noundef %n) {
+define i32 @multi_user_cmp(ptr readonly %a, i64 noundef %n) {
+; CHECK: LV: Checking a loop in 'multi_user_cmp'
 ; CHECK: LV: Found an estimated cost of 4 for VF 16 For instruction:   %cmp1 = fcmp olt float %load1, 0.000000e+00
 ; CHECK: LV: Found an estimated cost of 1 for VF 16 For instruction:   %.any.0.off0 = select i1 %cmp1, i1 true, i1 %any.0.off09
-; CHECK: LV: Found an estimated cost of 1 for VF 16 For instruction:   %all.0.off0. = select i1 %cmp1, i1 %all.0.off010, i1 false
+; CHECK: LV: Found an estimated cost of 1 for VF 16 For instruction:   %all.off = select i1 %cmp1, i1 %all.off.next, i1 false
+; CHECK: LV: Selecting VF: 16.
 entry:
-  %wide.trip.count = zext nneg i32 %n to i64
   br label %for.body
 
 for.body:
   %indvars.iv = phi i64 [ 0, %entry ], [ %indvars.iv.next, %for.body ]
-  %all.0.off010 = phi i1 [ true, %entry ], [ %all.0.off0., %for.body ]
+  %all.off.next = phi i1 [ true, %entry ], [ %all.off, %for.body ]
   %any.0.off09 = phi i1 [ false, %entry ], [ %.any.0.off0, %for.body ]
   %arrayidx = getelementptr inbounds float, ptr %a, i64 %indvars.iv
   %load1 = load float, ptr %arrayidx, align 4
   %cmp1 = fcmp olt float %load1, 0.000000e+00
   %.any.0.off0 = select i1 %cmp1, i1 true, i1 %any.0.off09
-  %all.0.off0. = select i1 %cmp1, i1 %all.0.off010, i1 false
+  %all.off = select i1 %cmp1, i1 %all.off.next, i1 false
   %indvars.iv.next = add nuw nsw i64 %indvars.iv, 1
-  %exitcond.not = icmp eq i64 %indvars.iv.next, %wide.trip.count
+  %exitcond.not = icmp eq i64 %indvars.iv.next, %n
   br i1 %exitcond.not, label %exit, label %for.body
 
 exit:
   %0 = select i1 %.any.0.off0, i32 2, i32 3
-  %1 = select i1 %all.0.off0., i32 1, i32 %0
+  %1 = select i1 %all.off, i32 1, i32 %0
   ret i32 %1
 }
-
-; CHECK-LABEL: define void @selects_1(
-; CHECK:       vector.body:
-; CHECK:         select <4 x i1>
-
-; CHECK-LABEL: define i32 @multi_user_cmp(
-; CHECK:       vector.body:
-; CHECK:         %index = phi i64