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      1 ; RUN: opt -instcombine -S < %s -mtriple=x86_64-apple-macosx10.9 | FileCheck %s --check-prefix=CHECK-FLOAT-IN-VEC
      2 ; RUN: opt -instcombine -S < %s -mtriple=arm-apple-ios7.0 | FileCheck %s
      3 ; RUN: opt -instcombine -S < %s -mtriple=arm64-apple-ios7.0 | FileCheck %s
      4 ; RUN: opt -instcombine -S < %s -mtriple=x86_64-apple-macosx10.8 | FileCheck %s --check-prefix=CHECK-NO-SINCOS
      5 ; RUN: opt -instcombine -S < %s -mtriple=arm-apple-ios6.0 | FileCheck %s --check-prefix=CHECK-NO-SINCOS
      6 ; RUN: opt -instcombine -S < %s -mtriple=x86_64-none-linux-gnu | FileCheck %s --check-prefix=CHECK-NO-SINCOS
      7 
      8 
      9 attributes #0 = { readnone nounwind }
     10 
     11 declare float @__sinpif(float %x) #0
     12 declare float @__cospif(float %x) #0 
     13 
     14 declare double @__sinpi(double %x) #0
     15 declare double @__cospi(double %x) #0 
     16 
     17 @var32 = global float 0.0
     18 @var64 = global double 0.0
     19 
     20 define float @test_instbased_f32() {
     21        %val = load float* @var32
     22        %sin = call float @__sinpif(float %val) #0
     23        %cos = call float @__cospif(float %val) #0
     24        %res = fadd float %sin, %cos
     25        ret float %res
     26 ; CHECK-FLOAT-IN-VEC: [[VAL:%[a-z0-9]+]] = load float* @var32
     27 ; CHECK-FLOAT-IN-VEC: [[SINCOS:%[a-z0-9]+]] = call <2 x float> @__sincospif_stret(float [[VAL]])
     28 ; CHECK-FLOAT-IN-VEC: extractelement <2 x float> [[SINCOS]], i32 0
     29 ; CHECK-FLOAT-IN-VEC: extractelement <2 x float> [[SINCOS]], i32 1
     30 
     31 ; CHECK: [[VAL:%[a-z0-9]+]] = load float* @var32
     32 ; CHECK: [[SINCOS:%[a-z0-9]+]] = call { float, float } @__sincospif_stret(float [[VAL]])
     33 ; CHECK: extractvalue { float, float } [[SINCOS]], 0
     34 ; CHECK: extractvalue { float, float } [[SINCOS]], 1
     35 
     36 ; CHECK-NO-SINCOS: call float @__sinpif
     37 ; CHECK-NO-SINCOS: call float @__cospif
     38 }
     39 
     40 define float @test_constant_f32() {
     41        %sin = call float @__sinpif(float 1.0) #0
     42        %cos = call float @__cospif(float 1.0) #0
     43        %res = fadd float %sin, %cos
     44        ret float %res
     45 ; CHECK-FLOAT-IN-VEC: [[SINCOS:%[a-z0-9]+]] = call <2 x float> @__sincospif_stret(float 1.000000e+00)
     46 ; CHECK-FLOAT-IN-VEC: extractelement <2 x float> [[SINCOS]], i32 0
     47 ; CHECK-FLOAT-IN-VEC: extractelement <2 x float> [[SINCOS]], i32 1
     48 
     49 ; CHECK: [[SINCOS:%[a-z0-9]+]] = call { float, float } @__sincospif_stret(float 1.000000e+00)
     50 ; CHECK: extractvalue { float, float } [[SINCOS]], 0
     51 ; CHECK: extractvalue { float, float } [[SINCOS]], 1
     52 
     53 ; CHECK-NO-SINCOS: call float @__sinpif
     54 ; CHECK-NO-SINCOS: call float @__cospif
     55 }
     56 
     57 define double @test_instbased_f64() {
     58        %val = load double* @var64
     59        %sin = call double @__sinpi(double %val) #0
     60        %cos = call double @__cospi(double %val) #0
     61        %res = fadd double %sin, %cos
     62        ret double %res
     63 ; CHECK-FLOAT-IN-VEC: [[VAL:%[a-z0-9]+]] = load double* @var64
     64 ; CHECK-FLOAT-IN-VEC: [[SINCOS:%[a-z0-9]+]] = call { double, double } @__sincospi_stret(double [[VAL]])
     65 ; CHECK-FLOAT-IN-VEC: extractvalue { double, double } [[SINCOS]], 0
     66 ; CHECK-FLOAT-IN-VEC: extractvalue { double, double } [[SINCOS]], 1
     67 
     68 ; CHECK: [[VAL:%[a-z0-9]+]] = load double* @var64
     69 ; CHECK: [[SINCOS:%[a-z0-9]+]] = call { double, double } @__sincospi_stret(double [[VAL]])
     70 ; CHECK: extractvalue { double, double } [[SINCOS]], 0
     71 ; CHECK: extractvalue { double, double } [[SINCOS]], 1
     72 
     73 ; CHECK-NO-SINCOS: call double @__sinpi
     74 ; CHECK-NO-SINCOS: call double @__cospi
     75 }
     76 
     77 define double @test_constant_f64() {
     78        %sin = call double @__sinpi(double 1.0) #0
     79        %cos = call double @__cospi(double 1.0) #0
     80        %res = fadd double %sin, %cos
     81        ret double %res
     82 ; CHECK-FLOAT-IN-VEC: [[SINCOS:%[a-z0-9]+]] = call { double, double } @__sincospi_stret(double 1.000000e+00)
     83 ; CHECK-FLOAT-IN-VEC: extractvalue { double, double } [[SINCOS]], 0
     84 ; CHECK-FLOAT-IN-VEC: extractvalue { double, double } [[SINCOS]], 1
     85 
     86 ; CHECK: [[SINCOS:%[a-z0-9]+]] = call { double, double } @__sincospi_stret(double 1.000000e+00)
     87 ; CHECK: extractvalue { double, double } [[SINCOS]], 0
     88 ; CHECK: extractvalue { double, double } [[SINCOS]], 1
     89 
     90 ; CHECK-NO-SINCOS: call double @__sinpi
     91 ; CHECK-NO-SINCOS: call double @__cospi
     92 }
     93