xref: /llvm-project/llvm/test/Transforms/SLPVectorizer/X86/reduce-constants.ll (revision c411965820eb803dd7eac39f80357cad663b7ba0) 
1; NOTE: Assertions have been autogenerated by utils/update_test_checks.py
2; RUN: opt -S -mtriple=x86_64 -passes=slp-vectorizer < %s | FileCheck %s
3
4define double @test(double %m, double %a) {
5; CHECK-LABEL: @test(
6; CHECK-NEXT:  entry:
7; CHECK-NEXT:    [[TMP0:%.*]] = call fast double @llvm.maxnum.f64(double 0.000000e+00, double [[M:%.*]])
8; CHECK-NEXT:    [[TMP1:%.*]] = call fast double @llvm.maxnum.f64(double [[TMP0]], double [[A:%.*]])
9; CHECK-NEXT:    ret double [[TMP1]]
10;
11entry:
12  %c = tail call fast double @llvm.maxnum.f64(double %m, double 0.000000e+00)
13  %c1 = tail call fast double @llvm.maxnum.f64(double %a, double %c)
14  %c2 = tail call fast double @llvm.maxnum.f64(double %c1, double 0.000000e+00)
15  ret double %c2
16}
17
18declare double @llvm.maxnum.f64(double, double)
19