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annotate clang/test/CodeGen/builtins-multiprecision.c @ 207:2e18cbf3894f

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LLVM12
author Shinji KONO <kono@ie.u-ryukyu.ac.jp>
date Tue, 08 Jun 2021 06:07:14 +0900
parents 1d019706d866
children c4bab56944e8
Ignore whitespace changes - Everywhere: Within whitespace: At end of lines:
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1 // RUN: %clang_cc1 -triple "i686-unknown-unknown" -emit-llvm -x c %s -o - -O3 | FileCheck %s
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2 // RUN: %clang_cc1 -triple "x86_64-unknown-unknown" -emit-llvm -x c %s -o - -O3 | FileCheck %s
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3 // RUN: %clang_cc1 -triple "x86_64-mingw32" -emit-llvm -x c %s -o - -O3 | FileCheck %s
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4
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5 unsigned char test_addcb(unsigned char x, unsigned char y,
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6 unsigned char carryin, unsigned char *z) {
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7 // CHECK: @test_addcb
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8 // CHECK: %{{.+}} = {{.*}} call { i8, i1 } @llvm.uadd.with.overflow.i8(i8 %x, i8 %y)
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9 // CHECK: %{{.+}} = extractvalue { i8, i1 } %{{.+}}, 1
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10 // CHECK: %{{.+}} = extractvalue { i8, i1 } %{{.+}}, 0
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11 // CHECK: %{{.+}} = {{.*}} call { i8, i1 } @llvm.uadd.with.overflow.i8(i8 %{{.+}}, i8 %carryin)
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12 // CHECK: %{{.+}} = extractvalue { i8, i1 } %{{.+}}, 1
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13 // CHECK: %{{.+}} = extractvalue { i8, i1 } %{{.+}}, 0
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14 // CHECK: %{{.+}} = or i1 %{{.+}}, %{{.+}}
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15 // CHECK: %{{.+}} = zext i1 %{{.+}} to i8
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16 // CHECK: store i8 %{{.+}}, i8* %z, align 1
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17
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18 unsigned char carryout;
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19 *z = __builtin_addcb(x, y, carryin, &carryout);
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20
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21 return carryout;
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22 }
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23
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24 unsigned short test_addcs(unsigned short x, unsigned short y,
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25 unsigned short carryin, unsigned short *z) {
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26 // CHECK: @test_addcs
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27 // CHECK: %{{.+}} = {{.*}} call { i16, i1 } @llvm.uadd.with.overflow.i16(i16 %x, i16 %y)
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28 // CHECK: %{{.+}} = extractvalue { i16, i1 } %{{.+}}, 1
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29 // CHECK: %{{.+}} = extractvalue { i16, i1 } %{{.+}}, 0
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30 // CHECK: %{{.+}} = {{.*}} call { i16, i1 } @llvm.uadd.with.overflow.i16(i16 %{{.+}}, i16 %carryin)
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31 // CHECK: %{{.+}} = extractvalue { i16, i1 } %{{.+}}, 1
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32 // CHECK: %{{.+}} = extractvalue { i16, i1 } %{{.+}}, 0
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33 // CHECK: %{{.+}} = or i1 %{{.+}}, %{{.+}}
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34 // CHECK: %{{.+}} = zext i1 %{{.+}} to i16
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35 // CHECK: store i16 %{{.+}}, i16* %z, align 2
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36
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37 unsigned short carryout;
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38 *z = __builtin_addcs(x, y, carryin, &carryout);
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39
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40 return carryout;
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41 }
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42
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43 unsigned test_addc(unsigned x, unsigned y, unsigned carryin, unsigned *z) {
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44 // CHECK: @test_addc
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45 // CHECK: %{{.+}} = {{.*}} call { i32, i1 } @llvm.uadd.with.overflow.i32(i32 %x, i32 %y)
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46 // CHECK: %{{.+}} = extractvalue { i32, i1 } %{{.+}}, 1
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47 // CHECK: %{{.+}} = extractvalue { i32, i1 } %{{.+}}, 0
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48 // CHECK: %{{.+}} = {{.*}} call { i32, i1 } @llvm.uadd.with.overflow.i32(i32 %{{.+}}, i32 %carryin)
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49 // CHECK: %{{.+}} = extractvalue { i32, i1 } %{{.+}}, 1
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50 // CHECK: %{{.+}} = extractvalue { i32, i1 } %{{.+}}, 0
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51 // CHECK: %{{.+}} = or i1 %{{.+}}, %{{.+}}
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52 // CHECK: %{{.+}} = zext i1 %{{.+}} to i32
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53 // CHECK: store i32 %{{.+}}, i32* %z, align 4
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54 unsigned carryout;
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55 *z = __builtin_addc(x, y, carryin, &carryout);
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56
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57 return carryout;
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58 }
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59
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60 unsigned long test_addcl(unsigned long x, unsigned long y,
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61 unsigned long carryin, unsigned long *z) {
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62 // long is i32 on i686, i64 on x86_64.
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63 // CHECK: @test_addcl([[UL:i32|i64]] %x
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64 // CHECK: %{{.+}} = {{.*}} call { [[UL]], i1 } @llvm.uadd.with.overflow.[[UL]]([[UL]] %x, [[UL]] %y)
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65 // CHECK: %{{.+}} = extractvalue { [[UL]], i1 } %{{.+}}, 1
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66 // CHECK: %{{.+}} = extractvalue { [[UL]], i1 } %{{.+}}, 0
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67 // CHECK: %{{.+}} = {{.*}} call { [[UL]], i1 } @llvm.uadd.with.overflow.[[UL]]([[UL]] %{{.+}}, [[UL]] %carryin)
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68 // CHECK: %{{.+}} = extractvalue { [[UL]], i1 } %{{.+}}, 1
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69 // CHECK: %{{.+}} = extractvalue { [[UL]], i1 } %{{.+}}, 0
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70 // CHECK: %{{.+}} = or i1 %{{.+}}, %{{.+}}
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71 // CHECK: %{{.+}} = zext i1 %{{.+}} to [[UL]]
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72 // CHECK: store [[UL]] %{{.+}}, [[UL]]* %z
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73 unsigned long carryout;
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74 *z = __builtin_addcl(x, y, carryin, &carryout);
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75
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76 return carryout;
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77 }
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78
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79 unsigned long long test_addcll(unsigned long long x, unsigned long long y,
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80 unsigned long long carryin,
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81 unsigned long long *z) {
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82 // CHECK: @test_addcll
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83 // CHECK: %{{.+}} = {{.*}} call { i64, i1 } @llvm.uadd.with.overflow.i64(i64 %x, i64 %y)
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84 // CHECK: %{{.+}} = extractvalue { i64, i1 } %{{.+}}, 1
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85 // CHECK: %{{.+}} = extractvalue { i64, i1 } %{{.+}}, 0
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86 // CHECK: %{{.+}} = {{.*}} call { i64, i1 } @llvm.uadd.with.overflow.i64(i64 %{{.+}}, i64 %carryin)
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87 // CHECK: %{{.+}} = extractvalue { i64, i1 } %{{.+}}, 1
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88 // CHECK: %{{.+}} = extractvalue { i64, i1 } %{{.+}}, 0
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89 // CHECK: %{{.+}} = or i1 %{{.+}}, %{{.+}}
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90 // CHECK: %{{.+}} = zext i1 %{{.+}} to i64
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91 // CHECK: store i64 %{{.+}}, i64* %z
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92 unsigned long long carryout;
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93 *z = __builtin_addcll(x, y, carryin, &carryout);
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94
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95 return carryout;
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96 }
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97
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98 unsigned char test_subcb(unsigned char x, unsigned char y,
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99 unsigned char carryin, unsigned char *z) {
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100 // CHECK: @test_subcb
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101 // CHECK: %{{.+}} = {{.*}} call { i8, i1 } @llvm.usub.with.overflow.i8(i8 %x, i8 %y)
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102 // CHECK: %{{.+}} = extractvalue { i8, i1 } %{{.+}}, 1
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103 // CHECK: %{{.+}} = extractvalue { i8, i1 } %{{.+}}, 0
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104 // CHECK: %{{.+}} = {{.*}} call { i8, i1 } @llvm.usub.with.overflow.i8(i8 %{{.+}}, i8 %carryin)
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105 // CHECK: %{{.+}} = extractvalue { i8, i1 } %{{.+}}, 1
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106 // CHECK: %{{.+}} = extractvalue { i8, i1 } %{{.+}}, 0
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107 // CHECK: %{{.+}} = or i1 %{{.+}}, %{{.+}}
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108 // CHECK: %{{.+}} = zext i1 %{{.+}} to i8
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109 // CHECK: store i8 %{{.+}}, i8* %z, align 1
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110
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111 unsigned char carryout;
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112 *z = __builtin_subcb(x, y, carryin, &carryout);
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113
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114 return carryout;
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115 }
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116
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117 unsigned short test_subcs(unsigned short x, unsigned short y,
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118 unsigned short carryin, unsigned short *z) {
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119 // CHECK: @test_subcs
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120 // CHECK: %{{.+}} = {{.*}} call { i16, i1 } @llvm.usub.with.overflow.i16(i16 %x, i16 %y)
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121 // CHECK: %{{.+}} = extractvalue { i16, i1 } %{{.+}}, 1
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122 // CHECK: %{{.+}} = extractvalue { i16, i1 } %{{.+}}, 0
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123 // CHECK: %{{.+}} = {{.*}} call { i16, i1 } @llvm.usub.with.overflow.i16(i16 %{{.+}}, i16 %carryin)
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124 // CHECK: %{{.+}} = extractvalue { i16, i1 } %{{.+}}, 1
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125 // CHECK: %{{.+}} = extractvalue { i16, i1 } %{{.+}}, 0
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126 // CHECK: %{{.+}} = or i1 %{{.+}}, %{{.+}}
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127 // CHECK: %{{.+}} = zext i1 %{{.+}} to i16
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128 // CHECK: store i16 %{{.+}}, i16* %z, align 2
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129
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130 unsigned short carryout;
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131 *z = __builtin_subcs(x, y, carryin, &carryout);
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132
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133 return carryout;
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134 }
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135
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136 unsigned test_subc(unsigned x, unsigned y, unsigned carryin, unsigned *z) {
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137 // CHECK: @test_subc
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138 // CHECK: %{{.+}} = {{.*}} call { i32, i1 } @llvm.usub.with.overflow.i32(i32 %x, i32 %y)
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139 // CHECK: %{{.+}} = extractvalue { i32, i1 } %{{.+}}, 1
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140 // CHECK: %{{.+}} = extractvalue { i32, i1 } %{{.+}}, 0
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141 // CHECK: %{{.+}} = {{.*}} call { i32, i1 } @llvm.usub.with.overflow.i32(i32 %{{.+}}, i32 %carryin)
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142 // CHECK: %{{.+}} = extractvalue { i32, i1 } %{{.+}}, 1
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143 // CHECK: %{{.+}} = extractvalue { i32, i1 } %{{.+}}, 0
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144 // CHECK: %{{.+}} = or i1 %{{.+}}, %{{.+}}
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145 // CHECK: %{{.+}} = zext i1 %{{.+}} to i32
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146 // CHECK: store i32 %{{.+}}, i32* %z, align 4
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147 unsigned carryout;
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148 *z = __builtin_subc(x, y, carryin, &carryout);
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149
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150 return carryout;
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151 }
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152
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153 unsigned long test_subcl(unsigned long x, unsigned long y,
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154 unsigned long carryin, unsigned long *z) {
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155 // CHECK: @test_subcl([[UL:i32|i64]] %x
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156 // CHECK: %{{.+}} = {{.*}} call { [[UL]], i1 } @llvm.usub.with.overflow.[[UL]]([[UL]] %x, [[UL]] %y)
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157 // CHECK: %{{.+}} = extractvalue { [[UL]], i1 } %{{.+}}, 1
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158 // CHECK: %{{.+}} = extractvalue { [[UL]], i1 } %{{.+}}, 0
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159 // CHECK: %{{.+}} = {{.*}} call { [[UL]], i1 } @llvm.usub.with.overflow.[[UL]]([[UL]] %{{.+}}, [[UL]] %carryin)
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160 // CHECK: %{{.+}} = extractvalue { [[UL]], i1 } %{{.+}}, 1
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161 // CHECK: %{{.+}} = extractvalue { [[UL]], i1 } %{{.+}}, 0
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162 // CHECK: %{{.+}} = or i1 %{{.+}}, %{{.+}}
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163 // CHECK: %{{.+}} = zext i1 %{{.+}} to [[UL]]
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164 // CHECK: store [[UL]] %{{.+}}, [[UL]]* %z
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165 unsigned long carryout;
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166 *z = __builtin_subcl(x, y, carryin, &carryout);
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167
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168 return carryout;
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169 }
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170
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171 unsigned long long test_subcll(unsigned long long x, unsigned long long y,
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172 unsigned long long carryin,
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173 unsigned long long *z) {
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174 // CHECK: @test_subcll
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175 // CHECK: %{{.+}} = {{.*}} call { i64, i1 } @llvm.usub.with.overflow.i64(i64 %x, i64 %y)
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176 // CHECK: %{{.+}} = extractvalue { i64, i1 } %{{.+}}, 1
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177 // CHECK: %{{.+}} = extractvalue { i64, i1 } %{{.+}}, 0
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178 // CHECK: %{{.+}} = {{.*}} call { i64, i1 } @llvm.usub.with.overflow.i64(i64 %{{.+}}, i64 %carryin)
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179 // CHECK: %{{.+}} = extractvalue { i64, i1 } %{{.+}}, 1
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180 // CHECK: %{{.+}} = extractvalue { i64, i1 } %{{.+}}, 0
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181 // CHECK: %{{.+}} = or i1 %{{.+}}, %{{.+}}
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182 // CHECK: %{{.+}} = zext i1 %{{.+}} to i64
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183 // CHECK: store i64 %{{.+}}, i64* %z
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184 unsigned long long carryout;
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185 *z = __builtin_subcll(x, y, carryin, &carryout);
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186
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187 return carryout;
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188 }