[SLP][NFC]Add a test for copyable operands, used multiple times, NFC

Author: alexey-bataev

llvm/test/Transforms/SLPVectorizer/X86/multi-node-for-copyable-parent.ll

@@ -0,0 +1,49 @@
+; NOTE: Assertions have been autogenerated by utils/update_test_checks.py UTC_ARGS: --version 6
+; RUN: opt --passes=slp-vectorizer -S -mtriple=x86_64-unknown-linux-gnu < %s | FileCheck %s
+
+define i1 @test(double %circ_radius, ptr %x) {
+; CHECK-LABEL: define i1 @test(
+; CHECK-SAME: double [[CIRC_RADIUS:%.*]], ptr [[X:%.*]]) {
+; CHECK-NEXT:  [[ENTRY:.*:]]
+; CHECK-NEXT:    [[TMP0:%.*]] = load double, ptr [[X]], align 8
+; CHECK-NEXT:    [[ADD20:%.*]] = fadd double [[TMP0]], 0.000000e+00
+; CHECK-NEXT:    [[TMP1:%.*]] = insertelement <4 x double> poison, double [[CIRC_RADIUS]], i32 3
+; CHECK-NEXT:    [[TMP2:%.*]] = insertelement <4 x double> [[TMP1]], double [[TMP0]], i32 0
+; CHECK-NEXT:    [[TMP3:%.*]] = insertelement <4 x double> [[TMP2]], double [[ADD20]], i32 2
+; CHECK-NEXT:    [[TMP4:%.*]] = shufflevector <4 x double> [[TMP3]], <4 x double> poison, <4 x i32> <i32 0, i32 0, i32 2, i32 3>
+; CHECK-NEXT:    [[TMP5:%.*]] = shufflevector <4 x double> [[TMP3]], <4 x double> <double 0.000000e+00, double poison, double 0.000000e+00, double 0.000000e+00>, <4 x i32> <i32 4, i32 0, i32 6, i32 7>
+; CHECK-NEXT:    [[TMP6:%.*]] = fmul <4 x double> [[TMP4]], [[TMP5]]
+; CHECK-NEXT:    [[TMP7:%.*]] = shufflevector <4 x double> [[TMP6]], <4 x double> <double poison, double poison, double 0.000000e+00, double poison>, <4 x i32> <i32 1, i32 2, i32 6, i32 0>
+; CHECK-NEXT:    [[TMP8:%.*]] = fadd <4 x double> [[TMP6]], [[TMP7]]
+; CHECK-NEXT:    [[TMP9:%.*]] = call <4 x double> @llvm.sqrt.v4f64(<4 x double> [[TMP8]])
+; CHECK-NEXT:    [[TMP10:%.*]] = fcmp olt <4 x double> [[TMP9]], splat (double 1.000000e+00)
+; CHECK-NEXT:    [[TMP11:%.*]] = call i1 @llvm.vector.reduce.or.v4i1(<4 x i1> [[TMP10]])
+; CHECK-NEXT:    ret i1 [[TMP11]]
+;
+entry:
+  %0 = load double, ptr %x, align 8
+  %square = fmul double %0, 0.000000e+00
+  %square105 = fmul double %0, %0
+  %add = fadd double %square, %square105
+  %sqrt116 = call double @llvm.sqrt.f64(double %add)
+  %add20 = fadd double %0, 0.000000e+00
+  %square106 = fmul double %add20, 0.000000e+00
+  %add25 = fadd double %square105, %square106
+  %sqrt115 = call double @llvm.sqrt.f64(double %add25)
+  %square109 = fmul double %circ_radius, 0.000000e+00
+  %add39 = fadd double %square106, 0.000000e+00
+  %sqrt114 = call double @llvm.sqrt.f64(double %add39)
+  %add50 = fadd double %square, %square109
+  %sqrt = call double @llvm.sqrt.f64(double %add50)
+  %cmp52 = fcmp olt double %sqrt116, 1.000000e+00
+  %cmp54 = fcmp olt double %sqrt115, 1.000000e+00
+  %or.cond = or i1 %cmp52, %cmp54
+  %cmp57 = fcmp olt double %sqrt114, 1.000000e+00
+  %or.cond112 = or i1 %or.cond, %cmp57
+  %cmp60 = fcmp olt double %sqrt, 1.000000e+00
+  %or.cond113 = or i1 %or.cond112, %cmp60
+  ret i1 %or.cond113
+}
+
+declare double @llvm.sqrt.f64(double)
+