llvm-project/llvm/test/CodeGen/PowerPC/fnabs.ll

; RUN: llc < %s -march=ppc32 | grep fnabs

declare double @fabs(double)

define double @test(double %X) {
        %Y = call double @fabs( double %X ) readnone     ; <double> [#uses=1]
        %Z = fsub double -0.000000e+00, %Y               ; <double> [#uses=1]
        ret double %Z
}