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100
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1 ; RUN: llc -mtriple=x86_64-unknown-unknown -mattr=sse2 < %s | FileCheck %s --check-prefix=CHECK --check-prefix=SSE
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2 ; RUN: llc -mtriple=x86_64-unknown-unknown -mattr=avx < %s | FileCheck %s --check-prefix=CHECK --check-prefix=AVX
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83
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3
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4 declare float @fmaxf(float, float)
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5 declare double @fmax(double, double)
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6 declare x86_fp80 @fmaxl(x86_fp80, x86_fp80)
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7 declare float @llvm.maxnum.f32(float, float)
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8 declare double @llvm.maxnum.f64(double, double)
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9 declare x86_fp80 @llvm.maxnum.f80(x86_fp80, x86_fp80)
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10
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100
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11 declare <2 x float> @llvm.maxnum.v2f32(<2 x float>, <2 x float>)
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12 declare <4 x float> @llvm.maxnum.v4f32(<4 x float>, <4 x float>)
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13 declare <2 x double> @llvm.maxnum.v2f64(<2 x double>, <2 x double>)
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14 declare <4 x double> @llvm.maxnum.v4f64(<4 x double>, <4 x double>)
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15 declare <8 x double> @llvm.maxnum.v8f64(<8 x double>, <8 x double>)
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16
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17 ; FIXME: As the vector tests show, the SSE run shouldn't need this many moves.
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18
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83
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19 ; CHECK-LABEL: @test_fmaxf
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100
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20 ; SSE: movaps %xmm0, %xmm2
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21 ; SSE-NEXT: cmpunordss %xmm2, %xmm2
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22 ; SSE-NEXT: movaps %xmm2, %xmm3
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23 ; SSE-NEXT: andps %xmm1, %xmm3
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24 ; SSE-NEXT: maxss %xmm0, %xmm1
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25 ; SSE-NEXT: andnps %xmm1, %xmm2
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26 ; SSE-NEXT: orps %xmm3, %xmm2
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27 ; SSE-NEXT: movaps %xmm2, %xmm0
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28 ; SSE-NEXT: retq
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29 ;
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30 ; AVX: vmaxss %xmm0, %xmm1, %xmm2
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31 ; AVX-NEXT: vcmpunordss %xmm0, %xmm0, %xmm0
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32 ; AVX-NEXT: vblendvps %xmm0, %xmm1, %xmm2, %xmm0
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33 ; AVX-NEXT: retq
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83
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34 define float @test_fmaxf(float %x, float %y) {
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35 %z = call float @fmaxf(float %x, float %y) readnone
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36 ret float %z
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37 }
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38
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100
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39 ; CHECK-LABEL: @test_fmaxf_minsize
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40 ; CHECK: jmp fmaxf
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41 define float @test_fmaxf_minsize(float %x, float %y) minsize {
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42 %z = call float @fmaxf(float %x, float %y) readnone
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43 ret float %z
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44 }
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45
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46 ; FIXME: As the vector tests show, the SSE run shouldn't need this many moves.
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47
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83
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48 ; CHECK-LABEL: @test_fmax
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100
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49 ; SSE: movapd %xmm0, %xmm2
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50 ; SSE-NEXT: cmpunordsd %xmm2, %xmm2
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51 ; SSE-NEXT: movapd %xmm2, %xmm3
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52 ; SSE-NEXT: andpd %xmm1, %xmm3
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53 ; SSE-NEXT: maxsd %xmm0, %xmm1
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54 ; SSE-NEXT: andnpd %xmm1, %xmm2
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55 ; SSE-NEXT: orpd %xmm3, %xmm2
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56 ; SSE-NEXT: movapd %xmm2, %xmm0
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57 ; SSE-NEXT: retq
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58 ;
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59 ; AVX: vmaxsd %xmm0, %xmm1, %xmm2
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60 ; AVX-NEXT: vcmpunordsd %xmm0, %xmm0, %xmm0
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61 ; AVX-NEXT: vblendvpd %xmm0, %xmm1, %xmm2, %xmm0
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62 ; AVX-NEXT: retq
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83
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63 define double @test_fmax(double %x, double %y) {
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64 %z = call double @fmax(double %x, double %y) readnone
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65 ret double %z
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66 }
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67
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68 ; CHECK-LABEL: @test_fmaxl
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69 ; CHECK: callq fmaxl
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83
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70 define x86_fp80 @test_fmaxl(x86_fp80 %x, x86_fp80 %y) {
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71 %z = call x86_fp80 @fmaxl(x86_fp80 %x, x86_fp80 %y) readnone
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72 ret x86_fp80 %z
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73 }
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74
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75 ; CHECK-LABEL: @test_intrinsic_fmaxf
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76 ; SSE: movaps %xmm0, %xmm2
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77 ; SSE-NEXT: cmpunordss %xmm2, %xmm2
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78 ; SSE-NEXT: movaps %xmm2, %xmm3
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79 ; SSE-NEXT: andps %xmm1, %xmm3
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80 ; SSE-NEXT: maxss %xmm0, %xmm1
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81 ; SSE-NEXT: andnps %xmm1, %xmm2
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82 ; SSE-NEXT: orps %xmm3, %xmm2
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83 ; SSE-NEXT: movaps %xmm2, %xmm0
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84 ; SSE-NEXT: retq
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85 ;
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86 ; AVX: vmaxss %xmm0, %xmm1, %xmm2
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87 ; AVX-NEXT: vcmpunordss %xmm0, %xmm0, %xmm0
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88 ; AVX-NEXT: vblendvps %xmm0, %xmm1, %xmm2, %xmm0
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89 ; AVX-NEXT: retq
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83
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90 define float @test_intrinsic_fmaxf(float %x, float %y) {
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91 %z = call float @llvm.maxnum.f32(float %x, float %y) readnone
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92 ret float %z
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93 }
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94
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100
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95
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83
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96 ; CHECK-LABEL: @test_intrinsic_fmax
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97 ; SSE: movapd %xmm0, %xmm2
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98 ; SSE-NEXT: cmpunordsd %xmm2, %xmm2
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99 ; SSE-NEXT: movapd %xmm2, %xmm3
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100 ; SSE-NEXT: andpd %xmm1, %xmm3
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101 ; SSE-NEXT: maxsd %xmm0, %xmm1
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102 ; SSE-NEXT: andnpd %xmm1, %xmm2
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103 ; SSE-NEXT: orpd %xmm3, %xmm2
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104 ; SSE-NEXT: movapd %xmm2, %xmm0
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105 ; SSE-NEXT: retq
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106 ;
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107 ; AVX: vmaxsd %xmm0, %xmm1, %xmm2
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108 ; AVX-NEXT: vcmpunordsd %xmm0, %xmm0, %xmm0
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109 ; AVX-NEXT: vblendvpd %xmm0, %xmm1, %xmm2, %xmm0
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110 ; AVX-NEXT: retq
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83
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111 define double @test_intrinsic_fmax(double %x, double %y) {
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112 %z = call double @llvm.maxnum.f64(double %x, double %y) readnone
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113 ret double %z
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114 }
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115
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116 ; CHECK-LABEL: @test_intrinsic_fmaxl
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117 ; CHECK: callq fmaxl
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118 define x86_fp80 @test_intrinsic_fmaxl(x86_fp80 %x, x86_fp80 %y) {
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119 %z = call x86_fp80 @llvm.maxnum.f80(x86_fp80 %x, x86_fp80 %y) readnone
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120 ret x86_fp80 %z
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121 }
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100
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122
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123 ; CHECK-LABEL: @test_intrinsic_fmax_v2f32
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124 ; SSE: movaps %xmm1, %xmm2
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125 ; SSE-NEXT: maxps %xmm0, %xmm2
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126 ; SSE-NEXT: cmpunordps %xmm0, %xmm0
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127 ; SSE-NEXT: andps %xmm0, %xmm1
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128 ; SSE-NEXT: andnps %xmm2, %xmm0
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129 ; SSE-NEXT: orps %xmm1, %xmm0
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130 ; SSE-NEXT: retq
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131 ;
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132 ; AVX: vmaxps %xmm0, %xmm1, %xmm2
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133 ; AVX-NEXT: vcmpunordps %xmm0, %xmm0, %xmm0
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134 ; AVX-NEXT: vblendvps %xmm0, %xmm1, %xmm2, %xmm0
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135 ; AVX-NEXT: retq
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136 define <2 x float> @test_intrinsic_fmax_v2f32(<2 x float> %x, <2 x float> %y) {
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137 %z = call <2 x float> @llvm.maxnum.v2f32(<2 x float> %x, <2 x float> %y) readnone
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138 ret <2 x float> %z
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139 }
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140
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141 ; CHECK-LABEL: @test_intrinsic_fmax_v4f32
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142 ; SSE: movaps %xmm1, %xmm2
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143 ; SSE-NEXT: maxps %xmm0, %xmm2
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144 ; SSE-NEXT: cmpunordps %xmm0, %xmm0
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145 ; SSE-NEXT: andps %xmm0, %xmm1
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146 ; SSE-NEXT: andnps %xmm2, %xmm0
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147 ; SSE-NEXT: orps %xmm1, %xmm0
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148 ; SSE-NEXT: retq
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149 ;
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150 ; AVX: vmaxps %xmm0, %xmm1, %xmm2
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151 ; AVX-NEXT: vcmpunordps %xmm0, %xmm0, %xmm0
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152 ; AVX-NEXT: vblendvps %xmm0, %xmm1, %xmm2, %xmm0
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153 ; AVX-NEXT: retq
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154 define <4 x float> @test_intrinsic_fmax_v4f32(<4 x float> %x, <4 x float> %y) {
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155 %z = call <4 x float> @llvm.maxnum.v4f32(<4 x float> %x, <4 x float> %y) readnone
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156 ret <4 x float> %z
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157 }
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158
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159 ; CHECK-LABEL: @test_intrinsic_fmax_v2f64
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160 ; SSE: movapd %xmm1, %xmm2
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161 ; SSE-NEXT: maxpd %xmm0, %xmm2
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162 ; SSE-NEXT: cmpunordpd %xmm0, %xmm0
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163 ; SSE-NEXT: andpd %xmm0, %xmm1
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164 ; SSE-NEXT: andnpd %xmm2, %xmm0
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165 ; SSE-NEXT: orpd %xmm1, %xmm0
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166 ; SSE-NEXT: retq
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167 ;
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168 ; AVX: vmaxpd %xmm0, %xmm1, %xmm2
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169 ; AVX-NEXT: vcmpunordpd %xmm0, %xmm0, %xmm0
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170 ; AVX-NEXT: vblendvpd %xmm0, %xmm1, %xmm2, %xmm0
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171 ; AVX-NEXT: retq
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172 define <2 x double> @test_intrinsic_fmax_v2f64(<2 x double> %x, <2 x double> %y) {
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173 %z = call <2 x double> @llvm.maxnum.v2f64(<2 x double> %x, <2 x double> %y) readnone
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174 ret <2 x double> %z
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175 }
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176
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177 ; CHECK-LABEL: @test_intrinsic_fmax_v4f64
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178 ; SSE: movapd %xmm2, %xmm4
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179 ; SSE-NEXT: maxpd %xmm0, %xmm4
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180 ; SSE-NEXT: cmpunordpd %xmm0, %xmm0
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181 ; SSE-NEXT: andpd %xmm0, %xmm2
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182 ; SSE-NEXT: andnpd %xmm4, %xmm0
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183 ; SSE-NEXT: orpd %xmm2, %xmm0
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184 ; SSE-NEXT: movapd %xmm3, %xmm2
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185 ; SSE-NEXT: maxpd %xmm1, %xmm2
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186 ; SSE-NEXT: cmpunordpd %xmm1, %xmm1
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187 ; SSE-NEXT: andpd %xmm1, %xmm3
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188 ; SSE-NEXT: andnpd %xmm2, %xmm1
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189 ; SSE-NEXT: orpd %xmm3, %xmm1
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190 ; SSE-NEXT: retq
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191 ;
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192 ; AVX: vmaxpd %ymm0, %ymm1, %ymm2
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193 ; AVX-NEXT: vcmpunordpd %ymm0, %ymm0, %ymm0
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194 ; AVX-NEXT: vblendvpd %ymm0, %ymm1, %ymm2, %ymm0
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195 ; AVX-NEXT: retq
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196 define <4 x double> @test_intrinsic_fmax_v4f64(<4 x double> %x, <4 x double> %y) {
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197 %z = call <4 x double> @llvm.maxnum.v4f64(<4 x double> %x, <4 x double> %y) readnone
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198 ret <4 x double> %z
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199 }
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200
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201 ; CHECK-LABEL: @test_intrinsic_fmax_v8f64
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202 ; SSE: movapd %xmm4, %xmm8
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203 ; SSE-NEXT: maxpd %xmm0, %xmm8
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204 ; SSE-NEXT: cmpunordpd %xmm0, %xmm0
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205 ; SSE-NEXT: andpd %xmm0, %xmm4
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206 ; SSE-NEXT: andnpd %xmm8, %xmm0
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207 ; SSE-NEXT: orpd %xmm4, %xmm0
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208 ; SSE-NEXT: movapd %xmm5, %xmm4
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209 ; SSE-NEXT: maxpd %xmm1, %xmm4
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210 ; SSE-NEXT: cmpunordpd %xmm1, %xmm1
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211 ; SSE-NEXT: andpd %xmm1, %xmm5
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212 ; SSE-NEXT: andnpd %xmm4, %xmm1
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213 ; SSE-NEXT: orpd %xmm5, %xmm1
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214 ; SSE-NEXT: movapd %xmm6, %xmm4
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215 ; SSE-NEXT: maxpd %xmm2, %xmm4
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216 ; SSE-NEXT: cmpunordpd %xmm2, %xmm2
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217 ; SSE-NEXT: andpd %xmm2, %xmm6
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218 ; SSE-NEXT: andnpd %xmm4, %xmm2
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219 ; SSE-NEXT: orpd %xmm6, %xmm2
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220 ; SSE-NEXT: movapd %xmm7, %xmm4
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221 ; SSE-NEXT: maxpd %xmm3, %xmm4
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222 ; SSE-NEXT: cmpunordpd %xmm3, %xmm3
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223 ; SSE-NEXT: andpd %xmm3, %xmm7
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224 ; SSE-NEXT: andnpd %xmm4, %xmm3
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225 ; SSE-NEXT: orpd %xmm7, %xmm3
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226 ; SSE-NEXT: retq
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227 ;
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228 ; AVX: vmaxpd %ymm0, %ymm2, %ymm4
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229 ; AVX-NEXT: vcmpunordpd %ymm0, %ymm0, %ymm0
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230 ; AVX-NEXT: vblendvpd %ymm0, %ymm2, %ymm4, %ymm0
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231 ; AVX-NEXT: vmaxpd %ymm1, %ymm3, %ymm2
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232 ; AVX-NEXT: vcmpunordpd %ymm1, %ymm1, %ymm1
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233 ; AVX-NEXT: vblendvpd %ymm1, %ymm3, %ymm2, %ymm1
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234 ; AVX-NEXT: retq
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235 define <8 x double> @test_intrinsic_fmax_v8f64(<8 x double> %x, <8 x double> %y) {
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236 %z = call <8 x double> @llvm.maxnum.v8f64(<8 x double> %x, <8 x double> %y) readnone
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237 ret <8 x double> %z
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238 }
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239
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