1 ; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py 2 ; RUN: llc -mtriple=x86_64-linux-gnu -global-isel -verify-machineinstrs < %s -o - | FileCheck %s --check-prefix=X64 3 4 define i64 @test_lshr_i64(i64 %arg1, i64 %arg2) { 5 ; X64-LABEL: test_lshr_i64: 6 ; X64: # %bb.0: 7 ; X64-NEXT: movq %rsi, %rcx 8 ; X64-NEXT: # kill: def $cl killed $rcx 9 ; X64-NEXT: shrq %cl, %rdi 10 ; X64-NEXT: movq %rdi, %rax 11 ; X64-NEXT: retq 12 %res = lshr i64 %arg1, %arg2 13 ret i64 %res 14 } 15 16 define i64 @test_lshr_i64_imm(i64 %arg1) { 17 ; X64-LABEL: test_lshr_i64_imm: 18 ; X64: # %bb.0: 19 ; X64-NEXT: movq $5, %rcx 20 ; X64-NEXT: # kill: def $cl killed $rcx 21 ; X64-NEXT: shrq %cl, %rdi 22 ; X64-NEXT: movq %rdi, %rax 23 ; X64-NEXT: retq 24 %res = lshr i64 %arg1, 5 25 ret i64 %res 26 } 27 28 define i64 @test_lshr_i64_imm1(i64 %arg1) { 29 ; X64-LABEL: test_lshr_i64_imm1: 30 ; X64: # %bb.0: 31 ; X64-NEXT: movq $1, %rcx 32 ; X64-NEXT: # kill: def $cl killed $rcx 33 ; X64-NEXT: shrq %cl, %rdi 34 ; X64-NEXT: movq %rdi, %rax 35 ; X64-NEXT: retq 36 %res = lshr i64 %arg1, 1 37 ret i64 %res 38 } 39 40 define i32 @test_lshr_i32(i32 %arg1, i32 %arg2) { 41 ; X64-LABEL: test_lshr_i32: 42 ; X64: # %bb.0: 43 ; X64-NEXT: movl %esi, %ecx 44 ; X64-NEXT: # kill: def $cl killed $ecx 45 ; X64-NEXT: shrl %cl, %edi 46 ; X64-NEXT: movl %edi, %eax 47 ; X64-NEXT: retq 48 %res = lshr i32 %arg1, %arg2 49 ret i32 %res 50 } 51 52 define i32 @test_lshr_i32_imm(i32 %arg1) { 53 ; X64-LABEL: test_lshr_i32_imm: 54 ; X64: # %bb.0: 55 ; X64-NEXT: movl $5, %ecx 56 ; X64-NEXT: # kill: def $cl killed $ecx 57 ; X64-NEXT: shrl %cl, %edi 58 ; X64-NEXT: movl %edi, %eax 59 ; X64-NEXT: retq 60 %res = lshr i32 %arg1, 5 61 ret i32 %res 62 } 63 64 define i32 @test_lshr_i32_imm1(i32 %arg1) { 65 ; X64-LABEL: test_lshr_i32_imm1: 66 ; X64: # %bb.0: 67 ; X64-NEXT: movl $1, %ecx 68 ; X64-NEXT: # kill: def $cl killed $ecx 69 ; X64-NEXT: shrl %cl, %edi 70 ; X64-NEXT: movl %edi, %eax 71 ; X64-NEXT: retq 72 %res = lshr i32 %arg1, 1 73 ret i32 %res 74 } 75 76 define i16 @test_lshr_i16(i32 %arg1, i32 %arg2) { 77 ; X64-LABEL: test_lshr_i16: 78 ; X64: # %bb.0: 79 ; X64-NEXT: movl %esi, %ecx 80 ; X64-NEXT: # kill: def $cl killed $cx 81 ; X64-NEXT: shrw %cl, %di 82 ; X64-NEXT: movl %edi, %eax 83 ; X64-NEXT: retq 84 %a = trunc i32 %arg1 to i16 85 %a2 = trunc i32 %arg2 to i16 86 %res = lshr i16 %a, %a2 87 ret i16 %res 88 } 89 90 define i16 @test_lshr_i16_imm(i32 %arg1) { 91 ; X64-LABEL: test_lshr_i16_imm: 92 ; X64: # %bb.0: 93 ; X64-NEXT: movw $5, %cx 94 ; X64-NEXT: # kill: def $cl killed $cx 95 ; X64-NEXT: shrw %cl, %di 96 ; X64-NEXT: movl %edi, %eax 97 ; X64-NEXT: retq 98 %a = trunc i32 %arg1 to i16 99 %res = lshr i16 %a, 5 100 ret i16 %res 101 } 102 103 define i16 @test_lshr_i16_imm1(i32 %arg1) { 104 ; X64-LABEL: test_lshr_i16_imm1: 105 ; X64: # %bb.0: 106 ; X64-NEXT: movw $1, %cx 107 ; X64-NEXT: # kill: def $cl killed $cx 108 ; X64-NEXT: shrw %cl, %di 109 ; X64-NEXT: movl %edi, %eax 110 ; X64-NEXT: retq 111 %a = trunc i32 %arg1 to i16 112 %res = lshr i16 %a, 1 113 ret i16 %res 114 } 115 116 define i8 @test_lshr_i8(i32 %arg1, i32 %arg2) { 117 ; X64-LABEL: test_lshr_i8: 118 ; X64: # %bb.0: 119 ; X64-NEXT: movl %esi, %ecx 120 ; X64-NEXT: shrb %cl, %dil 121 ; X64-NEXT: movl %edi, %eax 122 ; X64-NEXT: retq 123 %a = trunc i32 %arg1 to i8 124 %a2 = trunc i32 %arg2 to i8 125 %res = lshr i8 %a, %a2 126 ret i8 %res 127 } 128 129 define i8 @test_lshr_i8_imm(i32 %arg1) { 130 ; X64-LABEL: test_lshr_i8_imm: 131 ; X64: # %bb.0: 132 ; X64-NEXT: shrb $5, %dil 133 ; X64-NEXT: movl %edi, %eax 134 ; X64-NEXT: retq 135 %a = trunc i32 %arg1 to i8 136 %res = lshr i8 %a, 5 137 ret i8 %res 138 } 139 140 define i8 @test_lshr_i8_imm1(i32 %arg1) { 141 ; X64-LABEL: test_lshr_i8_imm1: 142 ; X64: # %bb.0: 143 ; X64-NEXT: shrb %dil 144 ; X64-NEXT: movl %edi, %eax 145 ; X64-NEXT: retq 146 %a = trunc i32 %arg1 to i8 147 %res = lshr i8 %a, 1 148 ret i8 %res 149 } 150 151 define i1 @test_lshr_i1(i32 %arg1, i32 %arg2) { 152 ; X64-LABEL: test_lshr_i1: 153 ; X64: # %bb.0: 154 ; X64-NEXT: andb $1, %dil 155 ; X64-NEXT: andb $1, %sil 156 ; X64-NEXT: movl %esi, %ecx 157 ; X64-NEXT: shrb %cl, %dil 158 ; X64-NEXT: movl %edi, %eax 159 ; X64-NEXT: retq 160 %a = trunc i32 %arg1 to i1 161 %a2 = trunc i32 %arg2 to i1 162 %res = lshr i1 %a, %a2 163 ret i1 %res 164 } 165 166 define i1 @test_lshr_i1_imm1(i32 %arg1) { 167 ; X64-LABEL: test_lshr_i1_imm1: 168 ; X64: # %bb.0: 169 ; X64-NEXT: movb $-1, %cl 170 ; X64-NEXT: andb $1, %dil 171 ; X64-NEXT: andb $1, %cl 172 ; X64-NEXT: shrb %cl, %dil 173 ; X64-NEXT: movl %edi, %eax 174 ; X64-NEXT: retq 175 %a = trunc i32 %arg1 to i1 176 %res = lshr i1 %a, 1 177 ret i1 %res 178 } 179
