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| 1 | +; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py UTC_ARGS: --version 5 |
| 2 | +; RUN: llc -mtriple=thumbv7-apple-darwin %s -o - | FileCheck %s |
| 3 | + |
| 4 | +define i8 @scmp_8_8(i8 %x, i8 %y) nounwind { |
| 5 | +; CHECK-LABEL: scmp_8_8: |
| 6 | +; CHECK: @ %bb.0: |
| 7 | +; CHECK-NEXT: sxtb r2, r0 |
| 8 | +; CHECK-NEXT: movs r0, #0 |
| 9 | +; CHECK-NEXT: sxtb r1, r1 |
| 10 | +; CHECK-NEXT: cmp r2, r1 |
| 11 | +; CHECK-NEXT: it gt |
| 12 | +; CHECK-NEXT: movgt r0, #1 |
| 13 | +; CHECK-NEXT: cmp r0, #0 |
| 14 | +; CHECK-NEXT: it ne |
| 15 | +; CHECK-NEXT: movne r0, #1 |
| 16 | +; CHECK-NEXT: cmp r2, r1 |
| 17 | +; CHECK-NEXT: it lt |
| 18 | +; CHECK-NEXT: movlt.w r0, #-1 |
| 19 | +; CHECK-NEXT: bx lr |
| 20 | + %1 = call i8 @llvm.scmp(i8 %x, i8 %y) |
| 21 | + ret i8 %1 |
| 22 | +} |
| 23 | + |
| 24 | +define i8 @scmp_8_16(i16 %x, i16 %y) nounwind { |
| 25 | +; CHECK-LABEL: scmp_8_16: |
| 26 | +; CHECK: @ %bb.0: |
| 27 | +; CHECK-NEXT: sxth r2, r0 |
| 28 | +; CHECK-NEXT: movs r0, #0 |
| 29 | +; CHECK-NEXT: sxth r1, r1 |
| 30 | +; CHECK-NEXT: cmp r2, r1 |
| 31 | +; CHECK-NEXT: it gt |
| 32 | +; CHECK-NEXT: movgt r0, #1 |
| 33 | +; CHECK-NEXT: cmp r0, #0 |
| 34 | +; CHECK-NEXT: it ne |
| 35 | +; CHECK-NEXT: movne r0, #1 |
| 36 | +; CHECK-NEXT: cmp r2, r1 |
| 37 | +; CHECK-NEXT: it lt |
| 38 | +; CHECK-NEXT: movlt.w r0, #-1 |
| 39 | +; CHECK-NEXT: bx lr |
| 40 | + %1 = call i8 @llvm.scmp(i16 %x, i16 %y) |
| 41 | + ret i8 %1 |
| 42 | +} |
| 43 | + |
| 44 | +define i8 @scmp_8_32(i32 %x, i32 %y) nounwind { |
| 45 | +; CHECK-LABEL: scmp_8_32: |
| 46 | +; CHECK: @ %bb.0: |
| 47 | +; CHECK-NEXT: movs r2, #0 |
| 48 | +; CHECK-NEXT: cmp r0, r1 |
| 49 | +; CHECK-NEXT: it gt |
| 50 | +; CHECK-NEXT: movgt r2, #1 |
| 51 | +; CHECK-NEXT: cmp r2, #0 |
| 52 | +; CHECK-NEXT: it ne |
| 53 | +; CHECK-NEXT: movne r2, #1 |
| 54 | +; CHECK-NEXT: cmp r0, r1 |
| 55 | +; CHECK-NEXT: it lt |
| 56 | +; CHECK-NEXT: movlt.w r2, #-1 |
| 57 | +; CHECK-NEXT: mov r0, r2 |
| 58 | +; CHECK-NEXT: bx lr |
| 59 | + %1 = call i8 @llvm.scmp(i32 %x, i32 %y) |
| 60 | + ret i8 %1 |
| 61 | +} |
| 62 | + |
| 63 | +define i8 @scmp_8_64(i64 %x, i64 %y) nounwind { |
| 64 | +; CHECK-LABEL: scmp_8_64: |
| 65 | +; CHECK: @ %bb.0: |
| 66 | +; CHECK-NEXT: subs.w r12, r2, r0 |
| 67 | +; CHECK-NEXT: mov.w r9, #0 |
| 68 | +; CHECK-NEXT: sbcs.w r12, r3, r1 |
| 69 | +; CHECK-NEXT: it lt |
| 70 | +; CHECK-NEXT: movlt.w r9, #1 |
| 71 | +; CHECK-NEXT: cmp.w r9, #0 |
| 72 | +; CHECK-NEXT: it ne |
| 73 | +; CHECK-NEXT: movne.w r9, #1 |
| 74 | +; CHECK-NEXT: subs r0, r0, r2 |
| 75 | +; CHECK-NEXT: sbcs.w r0, r1, r3 |
| 76 | +; CHECK-NEXT: it lt |
| 77 | +; CHECK-NEXT: movlt.w r9, #-1 |
| 78 | +; CHECK-NEXT: mov r0, r9 |
| 79 | +; CHECK-NEXT: bx lr |
| 80 | + %1 = call i8 @llvm.scmp(i64 %x, i64 %y) |
| 81 | + ret i8 %1 |
| 82 | +} |
| 83 | + |
| 84 | +define i8 @scmp_8_128(i128 %x, i128 %y) nounwind { |
| 85 | +; CHECK-LABEL: scmp_8_128: |
| 86 | +; CHECK: @ %bb.0: |
| 87 | +; CHECK-NEXT: push {r4, r5, r6, lr} |
| 88 | +; CHECK-NEXT: ldrd r12, lr, [sp, #16] |
| 89 | +; CHECK-NEXT: mov.w r9, #0 |
| 90 | +; CHECK-NEXT: ldrd r4, r5, [sp, #24] |
| 91 | +; CHECK-NEXT: subs.w r6, r12, r0 |
| 92 | +; CHECK-NEXT: sbcs.w r6, lr, r1 |
| 93 | +; CHECK-NEXT: sbcs.w r6, r4, r2 |
| 94 | +; CHECK-NEXT: sbcs.w r6, r5, r3 |
| 95 | +; CHECK-NEXT: it lt |
| 96 | +; CHECK-NEXT: movlt.w r9, #1 |
| 97 | +; CHECK-NEXT: cmp.w r9, #0 |
| 98 | +; CHECK-NEXT: it ne |
| 99 | +; CHECK-NEXT: movne.w r9, #1 |
| 100 | +; CHECK-NEXT: subs.w r0, r0, r12 |
| 101 | +; CHECK-NEXT: sbcs.w r0, r1, lr |
| 102 | +; CHECK-NEXT: sbcs.w r0, r2, r4 |
| 103 | +; CHECK-NEXT: sbcs.w r0, r3, r5 |
| 104 | +; CHECK-NEXT: it lt |
| 105 | +; CHECK-NEXT: movlt.w r9, #-1 |
| 106 | +; CHECK-NEXT: mov r0, r9 |
| 107 | +; CHECK-NEXT: pop {r4, r5, r6, pc} |
| 108 | + %1 = call i8 @llvm.scmp(i128 %x, i128 %y) |
| 109 | + ret i8 %1 |
| 110 | +} |
| 111 | + |
| 112 | +define i32 @scmp_32_32(i32 %x, i32 %y) nounwind { |
| 113 | +; CHECK-LABEL: scmp_32_32: |
| 114 | +; CHECK: @ %bb.0: |
| 115 | +; CHECK-NEXT: movs r2, #0 |
| 116 | +; CHECK-NEXT: cmp r0, r1 |
| 117 | +; CHECK-NEXT: it gt |
| 118 | +; CHECK-NEXT: movgt r2, #1 |
| 119 | +; CHECK-NEXT: cmp r2, #0 |
| 120 | +; CHECK-NEXT: it ne |
| 121 | +; CHECK-NEXT: movne r2, #1 |
| 122 | +; CHECK-NEXT: cmp r0, r1 |
| 123 | +; CHECK-NEXT: it lt |
| 124 | +; CHECK-NEXT: movlt.w r2, #-1 |
| 125 | +; CHECK-NEXT: mov r0, r2 |
| 126 | +; CHECK-NEXT: bx lr |
| 127 | + %1 = call i32 @llvm.scmp(i32 %x, i32 %y) |
| 128 | + ret i32 %1 |
| 129 | +} |
| 130 | + |
| 131 | +define i32 @scmp_32_64(i64 %x, i64 %y) nounwind { |
| 132 | +; CHECK-LABEL: scmp_32_64: |
| 133 | +; CHECK: @ %bb.0: |
| 134 | +; CHECK-NEXT: subs.w r12, r2, r0 |
| 135 | +; CHECK-NEXT: mov.w r9, #0 |
| 136 | +; CHECK-NEXT: sbcs.w r12, r3, r1 |
| 137 | +; CHECK-NEXT: it lt |
| 138 | +; CHECK-NEXT: movlt.w r9, #1 |
| 139 | +; CHECK-NEXT: cmp.w r9, #0 |
| 140 | +; CHECK-NEXT: it ne |
| 141 | +; CHECK-NEXT: movne.w r9, #1 |
| 142 | +; CHECK-NEXT: subs r0, r0, r2 |
| 143 | +; CHECK-NEXT: sbcs.w r0, r1, r3 |
| 144 | +; CHECK-NEXT: it lt |
| 145 | +; CHECK-NEXT: movlt.w r9, #-1 |
| 146 | +; CHECK-NEXT: mov r0, r9 |
| 147 | +; CHECK-NEXT: bx lr |
| 148 | + %1 = call i32 @llvm.scmp(i64 %x, i64 %y) |
| 149 | + ret i32 %1 |
| 150 | +} |
| 151 | + |
| 152 | +define i64 @scmp_64_64(i64 %x, i64 %y) nounwind { |
| 153 | +; CHECK-LABEL: scmp_64_64: |
| 154 | +; CHECK: @ %bb.0: |
| 155 | +; CHECK-NEXT: subs.w r12, r0, r2 |
| 156 | +; CHECK-NEXT: mov.w r9, #0 |
| 157 | +; CHECK-NEXT: sbcs.w r12, r1, r3 |
| 158 | +; CHECK-NEXT: mov.w r12, #0 |
| 159 | +; CHECK-NEXT: it lt |
| 160 | +; CHECK-NEXT: movlt.w r12, #1 |
| 161 | +; CHECK-NEXT: subs r0, r2, r0 |
| 162 | +; CHECK-NEXT: sbcs.w r0, r3, r1 |
| 163 | +; CHECK-NEXT: it lt |
| 164 | +; CHECK-NEXT: movlt.w r9, #1 |
| 165 | +; CHECK-NEXT: cmp.w r9, #0 |
| 166 | +; CHECK-NEXT: it ne |
| 167 | +; CHECK-NEXT: movne.w r9, #1 |
| 168 | +; CHECK-NEXT: cmp.w r12, #0 |
| 169 | +; CHECK-NEXT: itt ne |
| 170 | +; CHECK-NEXT: movne.w r9, #-1 |
| 171 | +; CHECK-NEXT: movne.w r12, #-1 |
| 172 | +; CHECK-NEXT: mov r0, r9 |
| 173 | +; CHECK-NEXT: mov r1, r12 |
| 174 | +; CHECK-NEXT: bx lr |
| 175 | + %1 = call i64 @llvm.scmp(i64 %x, i64 %y) |
| 176 | + ret i64 %1 |
| 177 | +} |
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