Imported Upstream version 5.18.0.167

Former-commit-id: 289509151e0fee68a1b591a20c9f109c3c789d3a

external/llvm/test/Transforms/LoopVectorize/X86/imprecise-through-phis.ll

@@ -1,75 +0,0 @@
-; RUN: opt -S -loop-vectorize -mtriple=x86_64-apple-darwin %s | FileCheck %s
-
-; Two mostly identical functions. The only difference is the presence of
-; fast-math flags on the second. The loop is a pretty simple reduction:
-
-; for (int i = 0; i < 32; ++i)
-;   if (arr[i] != 42)
-;     tot += arr[i];
-
-define double @sumIfScalar(double* nocapture readonly %arr) {
-; CHECK-LABEL: define double @sumIfScalar
-; CHECK-NOT: <2 x double>
-
-entry:
-  br label %loop
-
-loop:
-  %i = phi i32 [0, %entry], [%i.next, %next.iter]
-  %tot = phi double [0.0, %entry], [%tot.next, %next.iter]
-
-  %addr = getelementptr double, double* %arr, i32 %i
-  %nextval = load double, double* %addr
-
-  %tst = fcmp une double %nextval, 42.0
-  br i1 %tst, label %do.add, label %no.add
-
-do.add:
-  %tot.new = fadd double %tot, %nextval
-  br label %next.iter
-
-no.add:
-  br label %next.iter
-
-next.iter:
-  %tot.next = phi double [%tot, %no.add], [%tot.new, %do.add]
-  %i.next = add i32 %i, 1
-  %again = icmp ult i32 %i.next, 32
-  br i1 %again, label %loop, label %done
-
-done:
-  ret double %tot.next
-}
-
-define double @sumIfVector(double* nocapture readonly %arr) {
-; CHECK-LABEL: define double @sumIfVector
-; CHECK: <2 x double>
-entry:
-  br label %loop
-
-loop:
-  %i = phi i32 [0, %entry], [%i.next, %next.iter]
-  %tot = phi double [0.0, %entry], [%tot.next, %next.iter]
-
-  %addr = getelementptr double, double* %arr, i32 %i
-  %nextval = load double, double* %addr
-
-  %tst = fcmp fast une double %nextval, 42.0
-  br i1 %tst, label %do.add, label %no.add
-
-do.add:
-  %tot.new = fadd fast double %tot, %nextval
-  br label %next.iter
-
-no.add:
-  br label %next.iter
-
-next.iter:
-  %tot.next = phi double [%tot, %no.add], [%tot.new, %do.add]
-  %i.next = add i32 %i, 1
-  %again = icmp ult i32 %i.next, 32
-  br i1 %again, label %loop, label %done
-
-done:
-  ret double %tot.next
-}