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1; RUN: llc -verify-machineinstrs -mtriple=powerpc64-unknown-linux-gnu < %s | FileCheck %s2 3; Following test case checks:4; a / D; b / D; c / D;5; =>6; recip = 1.0 / D; a * recip; b * recip; c * recip;7 8define void @three_fdiv_double(double %D, double %a, double %b, double %c) #0 {9; CHECK-LABEL: three_fdiv_double:10; CHECK: fdiv {{[0-9]}}11; CHECK-NOT: fdiv12; CHECK: fmul13; CHECK: fmul14; CHECK: fmul15 %div = fdiv arcp double %a, %D16 %div1 = fdiv arcp double %b, %D17 %div2 = fdiv arcp double %c, %D18 tail call void @foo_3d(double %div, double %div1, double %div2)19 ret void20}21 22define void @two_fdiv_double(double %D, double %a, double %b) #0 {23; CHECK-LABEL: two_fdiv_double:24; CHECK: fdiv {{[0-9]}}25; CHECK: fdiv {{[0-9]}}26; CHECK-NOT: fmul27 %div = fdiv arcp double %a, %D28 %div1 = fdiv arcp double %b, %D29 tail call void @foo_2d(double %div, double %div1)30 ret void31}32 33declare void @foo_3d(double, double, double)34declare void @foo_3_2xd(<2 x double>, <2 x double>, <2 x double>)35declare void @foo_2d(double, double)36