xref: /llvm-project/llvm/test/Transforms/SLPVectorizer/X86/cmp_sel.ll (revision 38fffa630ee80163dc65e759392ad29798905679)
1; NOTE: Assertions have been autogenerated by utils/update_test_checks.py
2; RUN: opt < %s -passes=slp-vectorizer,dce -S -mtriple=x86_64-apple-macosx10.8.0 -mcpu=corei7-avx | FileCheck %s
3
4; int foo(ptr restrict A, ptr restrict B, double G) {
5;   A[0] = (B[10] ? G : 1);
6;   A[1] = (B[11] ? G : 1);
7; }
8
9define i32 @foo(ptr noalias nocapture %A, ptr noalias nocapture %B, double %G) {
10; CHECK-LABEL: @foo(
11; CHECK-NEXT:  entry:
12; CHECK-NEXT:    [[ARRAYIDX:%.*]] = getelementptr inbounds double, ptr [[B:%.*]], i64 10
13; CHECK-NEXT:    [[TMP1:%.*]] = load <2 x double>, ptr [[ARRAYIDX]], align 8
14; CHECK-NEXT:    [[TMP2:%.*]] = fcmp une <2 x double> [[TMP1]], zeroinitializer
15; CHECK-NEXT:    [[TMP3:%.*]] = insertelement <2 x double> poison, double [[G:%.*]], i32 0
16; CHECK-NEXT:    [[SHUFFLE:%.*]] = shufflevector <2 x double> [[TMP3]], <2 x double> poison, <2 x i32> zeroinitializer
17; CHECK-NEXT:    [[TMP4:%.*]] = select <2 x i1> [[TMP2]], <2 x double> [[SHUFFLE]], <2 x double> splat (double 1.000000e+00)
18; CHECK-NEXT:    store <2 x double> [[TMP4]], ptr [[A:%.*]], align 8
19; CHECK-NEXT:    ret i32 undef
20;
21entry:
22  %arrayidx = getelementptr inbounds double, ptr %B, i64 10
23  %0 = load double, ptr %arrayidx, align 8
24  %tobool = fcmp une double %0, 0.000000e+00
25  %cond = select i1 %tobool, double %G, double 1.000000e+00
26  store double %cond, ptr %A, align 8
27  %arrayidx2 = getelementptr inbounds double, ptr %B, i64 11
28  %1 = load double, ptr %arrayidx2, align 8
29  %tobool3 = fcmp une double %1, 0.000000e+00
30  %cond7 = select i1 %tobool3, double %G, double 1.000000e+00
31  %arrayidx8 = getelementptr inbounds double, ptr %A, i64 1
32  store double %cond7, ptr %arrayidx8, align 8
33  ret i32 undef
34}
35
36