Alex Bradbury | 3369101 | 2019-03-22 10:39:22 +0000 | [diff] [blame^] | 1 | ; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py |
| 2 | ; RUN: llc -mtriple=riscv32 -verify-machineinstrs < %s \ |
| 3 | ; RUN: | FileCheck %s -check-prefix=RV32I |
| 4 | ; RUN: llc -mtriple=riscv64 -verify-machineinstrs < %s \ |
| 5 | ; RUN: | FileCheck %s -check-prefix=RV64I |
| 6 | |
| 7 | define i1 @and_icmp_eq(i32 %a, i32 %b, i32 %c, i32 %d) nounwind { |
| 8 | ; RV32I-LABEL: and_icmp_eq: |
| 9 | ; RV32I: # %bb.0: |
| 10 | ; RV32I-NEXT: xor a2, a2, a3 |
| 11 | ; RV32I-NEXT: xor a0, a0, a1 |
| 12 | ; RV32I-NEXT: or a0, a0, a2 |
| 13 | ; RV32I-NEXT: seqz a0, a0 |
| 14 | ; RV32I-NEXT: ret |
| 15 | ; |
| 16 | ; RV64I-LABEL: and_icmp_eq: |
| 17 | ; RV64I: # %bb.0: |
| 18 | ; RV64I-NEXT: xor a2, a2, a3 |
| 19 | ; RV64I-NEXT: xor a0, a0, a1 |
| 20 | ; RV64I-NEXT: or a0, a0, a2 |
| 21 | ; RV64I-NEXT: slli a0, a0, 32 |
| 22 | ; RV64I-NEXT: srli a0, a0, 32 |
| 23 | ; RV64I-NEXT: seqz a0, a0 |
| 24 | ; RV64I-NEXT: ret |
| 25 | %cmp1 = icmp eq i32 %a, %b |
| 26 | %cmp2 = icmp eq i32 %c, %d |
| 27 | %and = and i1 %cmp1, %cmp2 |
| 28 | ret i1 %and |
| 29 | } |
| 30 | |
| 31 | define i1 @or_icmp_ne(i32 %a, i32 %b, i32 %c, i32 %d) nounwind { |
| 32 | ; RV32I-LABEL: or_icmp_ne: |
| 33 | ; RV32I: # %bb.0: |
| 34 | ; RV32I-NEXT: xor a2, a2, a3 |
| 35 | ; RV32I-NEXT: xor a0, a0, a1 |
| 36 | ; RV32I-NEXT: or a0, a0, a2 |
| 37 | ; RV32I-NEXT: snez a0, a0 |
| 38 | ; RV32I-NEXT: ret |
| 39 | ; |
| 40 | ; RV64I-LABEL: or_icmp_ne: |
| 41 | ; RV64I: # %bb.0: |
| 42 | ; RV64I-NEXT: xor a2, a2, a3 |
| 43 | ; RV64I-NEXT: xor a0, a0, a1 |
| 44 | ; RV64I-NEXT: or a0, a0, a2 |
| 45 | ; RV64I-NEXT: slli a0, a0, 32 |
| 46 | ; RV64I-NEXT: srli a0, a0, 32 |
| 47 | ; RV64I-NEXT: snez a0, a0 |
| 48 | ; RV64I-NEXT: ret |
| 49 | %cmp1 = icmp ne i32 %a, %b |
| 50 | %cmp2 = icmp ne i32 %c, %d |
| 51 | %or = or i1 %cmp1, %cmp2 |
| 52 | ret i1 %or |
| 53 | } |
| 54 | |
| 55 | define i1 @or_icmps_const_1bit_diff(i64 %x) nounwind { |
| 56 | ; RV32I-LABEL: or_icmps_const_1bit_diff: |
| 57 | ; RV32I: # %bb.0: |
| 58 | ; RV32I-NEXT: addi a2, a0, -13 |
| 59 | ; RV32I-NEXT: sltu a0, a2, a0 |
| 60 | ; RV32I-NEXT: add a0, a1, a0 |
| 61 | ; RV32I-NEXT: addi a0, a0, -1 |
| 62 | ; RV32I-NEXT: andi a1, a2, -5 |
| 63 | ; RV32I-NEXT: or a0, a1, a0 |
| 64 | ; RV32I-NEXT: seqz a0, a0 |
| 65 | ; RV32I-NEXT: ret |
| 66 | ; |
| 67 | ; RV64I-LABEL: or_icmps_const_1bit_diff: |
| 68 | ; RV64I: # %bb.0: |
| 69 | ; RV64I-NEXT: addi a0, a0, -13 |
| 70 | ; RV64I-NEXT: andi a0, a0, -5 |
| 71 | ; RV64I-NEXT: seqz a0, a0 |
| 72 | ; RV64I-NEXT: ret |
| 73 | %a = icmp eq i64 %x, 17 |
| 74 | %b = icmp eq i64 %x, 13 |
| 75 | %r = or i1 %a, %b |
| 76 | ret i1 %r |
| 77 | } |
| 78 | |
| 79 | define i1 @and_icmps_const_1bit_diff(i32 %x) nounwind { |
| 80 | ; RV32I-LABEL: and_icmps_const_1bit_diff: |
| 81 | ; RV32I: # %bb.0: |
| 82 | ; RV32I-NEXT: addi a0, a0, -44 |
| 83 | ; RV32I-NEXT: andi a0, a0, -17 |
| 84 | ; RV32I-NEXT: snez a0, a0 |
| 85 | ; RV32I-NEXT: ret |
| 86 | ; |
| 87 | ; RV64I-LABEL: and_icmps_const_1bit_diff: |
| 88 | ; RV64I: # %bb.0: |
| 89 | ; RV64I-NEXT: addi a0, a0, -44 |
| 90 | ; RV64I-NEXT: addi a1, zero, 1 |
| 91 | ; RV64I-NEXT: slli a1, a1, 32 |
| 92 | ; RV64I-NEXT: addi a1, a1, -17 |
| 93 | ; RV64I-NEXT: and a0, a0, a1 |
| 94 | ; RV64I-NEXT: snez a0, a0 |
| 95 | ; RV64I-NEXT: ret |
| 96 | %a = icmp ne i32 %x, 44 |
| 97 | %b = icmp ne i32 %x, 60 |
| 98 | %r = and i1 %a, %b |
| 99 | ret i1 %r |
| 100 | } |
| 101 | |
| 102 | define i1 @and_icmps_const_not1bit_diff(i32 %x) nounwind { |
| 103 | ; RV32I-LABEL: and_icmps_const_not1bit_diff: |
| 104 | ; RV32I: # %bb.0: |
| 105 | ; RV32I-NEXT: addi a1, zero, 44 |
| 106 | ; RV32I-NEXT: xor a1, a0, a1 |
| 107 | ; RV32I-NEXT: addi a2, zero, 92 |
| 108 | ; RV32I-NEXT: xor a0, a0, a2 |
| 109 | ; RV32I-NEXT: snez a0, a0 |
| 110 | ; RV32I-NEXT: snez a1, a1 |
| 111 | ; RV32I-NEXT: and a0, a1, a0 |
| 112 | ; RV32I-NEXT: ret |
| 113 | ; |
| 114 | ; RV64I-LABEL: and_icmps_const_not1bit_diff: |
| 115 | ; RV64I: # %bb.0: |
| 116 | ; RV64I-NEXT: slli a0, a0, 32 |
| 117 | ; RV64I-NEXT: srli a0, a0, 32 |
| 118 | ; RV64I-NEXT: addi a1, zero, 44 |
| 119 | ; RV64I-NEXT: xor a1, a0, a1 |
| 120 | ; RV64I-NEXT: addi a2, zero, 92 |
| 121 | ; RV64I-NEXT: xor a0, a0, a2 |
| 122 | ; RV64I-NEXT: snez a0, a0 |
| 123 | ; RV64I-NEXT: snez a1, a1 |
| 124 | ; RV64I-NEXT: and a0, a1, a0 |
| 125 | ; RV64I-NEXT: ret |
| 126 | %a = icmp ne i32 %x, 44 |
| 127 | %b = icmp ne i32 %x, 92 |
| 128 | %r = and i1 %a, %b |
| 129 | ret i1 %r |
| 130 | } |