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      1 ; RUN: opt < %s -basicaa -slp-vectorizer -slp-threshold=-999 -dce -S -mtriple=x86_64-apple-macosx10.8.0 -mcpu=corei7-avx | FileCheck %s
      2 
      3 target datalayout = "e-p:64:64:64-i1:8:8-i8:8:8-i16:16:16-i32:32:32-i64:64:64-f32:32:32-f64:64:64-v64:64:64-v128:128:128-a0:0:64-s0:64:64-f80:128:128-n8:16:32:64-S128"
      4 target triple = "x86_64-apple-macosx10.8.0"
      5 
      6 declare double @sin(double)
      7 declare double @cos(double)
      8 declare double @pow(double, double)
      9 declare double @exp2(double)
     10 declare i64 @round(i64)
     11 
     12 
     13 ; CHECK: sin_libm
     14 ; CHECK: call <2 x double> @llvm.sin.v2f64
     15 ; CHECK: ret void
     16 define void @sin_libm(double* %a, double* %b, double* %c) {
     17 entry:
     18   %i0 = load double, double* %a, align 8
     19   %i1 = load double, double* %b, align 8
     20   %mul = fmul double %i0, %i1
     21   %call = tail call double @sin(double %mul) nounwind readnone
     22   %arrayidx3 = getelementptr inbounds double, double* %a, i64 1
     23   %i3 = load double, double* %arrayidx3, align 8
     24   %arrayidx4 = getelementptr inbounds double, double* %b, i64 1
     25   %i4 = load double, double* %arrayidx4, align 8
     26   %mul5 = fmul double %i3, %i4
     27   %call5 = tail call double @sin(double %mul5) nounwind readnone
     28   store double %call, double* %c, align 8
     29   %arrayidx5 = getelementptr inbounds double, double* %c, i64 1
     30   store double %call5, double* %arrayidx5, align 8
     31   ret void
     32 }
     33 
     34 ; CHECK: cos_libm
     35 ; CHECK: call <2 x double> @llvm.cos.v2f64
     36 ; CHECK: ret void
     37 define void @cos_libm(double* %a, double* %b, double* %c) {
     38 entry:
     39   %i0 = load double, double* %a, align 8
     40   %i1 = load double, double* %b, align 8
     41   %mul = fmul double %i0, %i1
     42   %call = tail call double @cos(double %mul) nounwind readnone
     43   %arrayidx3 = getelementptr inbounds double, double* %a, i64 1
     44   %i3 = load double, double* %arrayidx3, align 8
     45   %arrayidx4 = getelementptr inbounds double, double* %b, i64 1
     46   %i4 = load double, double* %arrayidx4, align 8
     47   %mul5 = fmul double %i3, %i4
     48   %call5 = tail call double @cos(double %mul5) nounwind readnone
     49   store double %call, double* %c, align 8
     50   %arrayidx5 = getelementptr inbounds double, double* %c, i64 1
     51   store double %call5, double* %arrayidx5, align 8
     52   ret void
     53 }
     54 
     55 ; CHECK: pow_libm
     56 ; CHECK: call <2 x double> @llvm.pow.v2f64
     57 ; CHECK: ret void
     58 define void @pow_libm(double* %a, double* %b, double* %c) {
     59 entry:
     60   %i0 = load double, double* %a, align 8
     61   %i1 = load double, double* %b, align 8
     62   %mul = fmul double %i0, %i1
     63   %call = tail call double @pow(double %mul,double %mul) nounwind readnone
     64   %arrayidx3 = getelementptr inbounds double, double* %a, i64 1
     65   %i3 = load double, double* %arrayidx3, align 8
     66   %arrayidx4 = getelementptr inbounds double, double* %b, i64 1
     67   %i4 = load double, double* %arrayidx4, align 8
     68   %mul5 = fmul double %i3, %i4
     69   %call5 = tail call double @pow(double %mul5,double %mul5) nounwind readnone
     70   store double %call, double* %c, align 8
     71   %arrayidx5 = getelementptr inbounds double, double* %c, i64 1
     72   store double %call5, double* %arrayidx5, align 8
     73   ret void
     74 }
     75 
     76 
     77 ; CHECK: exp2_libm
     78 ; CHECK: call <2 x double> @llvm.exp2.v2f64
     79 ; CHECK: ret void
     80 define void @exp2_libm(double* %a, double* %b, double* %c) {
     81 entry:
     82   %i0 = load double, double* %a, align 8
     83   %i1 = load double, double* %b, align 8
     84   %mul = fmul double %i0, %i1
     85   %call = tail call double @exp2(double %mul) nounwind readnone
     86   %arrayidx3 = getelementptr inbounds double, double* %a, i64 1
     87   %i3 = load double, double* %arrayidx3, align 8
     88   %arrayidx4 = getelementptr inbounds double, double* %b, i64 1
     89   %i4 = load double, double* %arrayidx4, align 8
     90   %mul5 = fmul double %i3, %i4
     91   %call5 = tail call double @exp2(double %mul5) nounwind readnone
     92   store double %call, double* %c, align 8
     93   %arrayidx5 = getelementptr inbounds double, double* %c, i64 1
     94   store double %call5, double* %arrayidx5, align 8
     95   ret void
     96 }
     97 
     98 
     99 ; Negative test case
    100 ; CHECK: round_custom
    101 ; CHECK-NOT: load <4 x i64>
    102 ; CHECK: ret void
    103 define void @round_custom(i64* %a, i64* %b, i64* %c) {
    104 entry:
    105   %i0 = load i64, i64* %a, align 8
    106   %i1 = load i64, i64* %b, align 8
    107   %mul = mul i64 %i0, %i1
    108   %call = tail call i64 @round(i64 %mul) nounwind readnone
    109   %arrayidx3 = getelementptr inbounds i64, i64* %a, i64 1
    110   %i3 = load i64, i64* %arrayidx3, align 8
    111   %arrayidx4 = getelementptr inbounds i64, i64* %b, i64 1
    112   %i4 = load i64, i64* %arrayidx4, align 8
    113   %mul5 = mul i64 %i3, %i4
    114   %call5 = tail call i64 @round(i64 %mul5) nounwind readnone
    115   store i64 %call, i64* %c, align 8
    116   %arrayidx5 = getelementptr inbounds i64, i64* %c, i64 1
    117   store i64 %call5, i64* %arrayidx5, align 8
    118   ret void
    119 }
    120 
    121 
    122 ; CHECK: declare <2 x double> @llvm.sin.v2f64(<2 x double>) [[ATTR0:#[0-9]+]]
    123 ; CHECK: declare <2 x double> @llvm.cos.v2f64(<2 x double>) [[ATTR0]]
    124 ; CHECK: declare <2 x double> @llvm.pow.v2f64(<2 x double>, <2 x double>) [[ATTR0]]
    125 ; CHECK: declare <2 x double> @llvm.exp2.v2f64(<2 x double>) [[ATTR0]]
    126 
    127 ; CHECK: attributes [[ATTR0]] = { nounwind readnone }
    128 
    129