| Alexei Starovoitov | e4c8c80 | 2015-01-24 17:51:26 +0000 | [diff] [blame^] | 1 | ; RUN: llc < %s -march=bpf | FileCheck %s |
| 2 | |
| 3 | ; Function Attrs: nounwind readnone uwtable |
| 4 | define signext i8 @foo_cmp1(i8 signext %a, i8 signext %b) #0 { |
| 5 | %1 = icmp sgt i8 %a, %b |
| 6 | br i1 %1, label %2, label %4 |
| 7 | |
| 8 | ; <label>:2 ; preds = %0 |
| 9 | %3 = mul i8 %b, %a |
| 10 | br label %6 |
| 11 | |
| 12 | ; <label>:4 ; preds = %0 |
| 13 | %5 = shl i8 %b, 3 |
| 14 | br label %6 |
| 15 | |
| 16 | ; <label>:6 ; preds = %4, %2 |
| 17 | %.0 = phi i8 [ %3, %2 ], [ %5, %4 ] |
| 18 | ret i8 %.0 |
| 19 | ; CHECK-LABEL:foo_cmp1: |
| 20 | ; CHECK: jsge r2, r1 |
| 21 | } |
| 22 | |
| 23 | ; Function Attrs: nounwind readnone uwtable |
| 24 | define signext i8 @foo_cmp2(i8 signext %a, i8 signext %b) #0 { |
| 25 | %1 = icmp slt i8 %a, %b |
| 26 | br i1 %1, label %4, label %2 |
| 27 | |
| 28 | ; <label>:2 ; preds = %0 |
| 29 | %3 = mul i8 %b, %a |
| 30 | br label %6 |
| 31 | |
| 32 | ; <label>:4 ; preds = %0 |
| 33 | %5 = shl i8 %b, 3 |
| 34 | br label %6 |
| 35 | |
| 36 | ; <label>:6 ; preds = %4, %2 |
| 37 | %.0 = phi i8 [ %3, %2 ], [ %5, %4 ] |
| 38 | ret i8 %.0 |
| 39 | ; CHECK-LABEL:foo_cmp2: |
| 40 | ; CHECK: jsgt r2, r1 |
| 41 | } |
| 42 | |
| 43 | ; Function Attrs: nounwind readnone uwtable |
| 44 | define signext i8 @foo_cmp3(i8 signext %a, i8 signext %b) #0 { |
| 45 | %1 = icmp slt i8 %a, %b |
| 46 | br i1 %1, label %2, label %4 |
| 47 | |
| 48 | ; <label>:2 ; preds = %0 |
| 49 | %3 = mul i8 %b, %a |
| 50 | br label %6 |
| 51 | |
| 52 | ; <label>:4 ; preds = %0 |
| 53 | %5 = shl i8 %b, 3 |
| 54 | br label %6 |
| 55 | |
| 56 | ; <label>:6 ; preds = %4, %2 |
| 57 | %.0 = phi i8 [ %3, %2 ], [ %5, %4 ] |
| 58 | ret i8 %.0 |
| 59 | ; CHECK-LABEL:foo_cmp3: |
| 60 | ; CHECK: jsge r1, r2 |
| 61 | } |
| 62 | |
| 63 | ; Function Attrs: nounwind readnone uwtable |
| 64 | define signext i8 @foo_cmp4(i8 signext %a, i8 signext %b) #0 { |
| 65 | %1 = icmp sgt i8 %a, %b |
| 66 | br i1 %1, label %4, label %2 |
| 67 | |
| 68 | ; <label>:2 ; preds = %0 |
| 69 | %3 = mul i8 %b, %a |
| 70 | br label %6 |
| 71 | |
| 72 | ; <label>:4 ; preds = %0 |
| 73 | %5 = shl i8 %b, 3 |
| 74 | br label %6 |
| 75 | |
| 76 | ; <label>:6 ; preds = %4, %2 |
| 77 | %.0 = phi i8 [ %3, %2 ], [ %5, %4 ] |
| 78 | ret i8 %.0 |
| 79 | ; CHECK-LABEL:foo_cmp4: |
| 80 | ; CHECK: jsgt r1, r2 |
| 81 | } |
| 82 | |
| 83 | ; Function Attrs: nounwind readnone uwtable |
| 84 | define signext i8 @min(i8 signext %a, i8 signext %b) #0 { |
| 85 | %1 = icmp slt i8 %a, %b |
| 86 | %a.b = select i1 %1, i8 %a, i8 %b |
| 87 | ret i8 %a.b |
| 88 | ; CHECK-LABEL:min: |
| 89 | ; CHECK: jsgt r2, r1 |
| 90 | ; CHECK: mov r1, r2 |
| 91 | ; CHECK: mov r0, r1 |
| 92 | } |
| 93 | |
| 94 | ; Function Attrs: nounwind readnone uwtable |
| 95 | define zeroext i8 @minu(i8 zeroext %a, i8 zeroext %b) #0 { |
| 96 | %1 = icmp ult i8 %a, 100 |
| 97 | %a.b = select i1 %1, i8 %a, i8 %b |
| 98 | ret i8 %a.b |
| 99 | ; CHECK-LABEL:minu: |
| 100 | ; CHECK: jgt r3, r1 |
| 101 | } |
| 102 | |
| 103 | ; Function Attrs: nounwind readnone uwtable |
| 104 | define signext i8 @max(i8 signext %a, i8 signext %b) #0 { |
| 105 | %1 = icmp sgt i8 %a, %b |
| 106 | %a.b = select i1 %1, i8 %a, i8 %b |
| 107 | ret i8 %a.b |
| 108 | ; CHECK-LABEL:max: |
| 109 | ; CHECK: jsgt r1, r2 |
| 110 | } |
| 111 | |
| 112 | ; Function Attrs: nounwind readnone uwtable |
| 113 | define signext i8 @meq(i8 signext %a, i8 signext %b, i8 signext %c) #0 { |
| 114 | %1 = icmp eq i8 %a, %b |
| 115 | %c.a = select i1 %1, i8 %c, i8 %a |
| 116 | ret i8 %c.a |
| 117 | ; CHECK-LABEL:meq: |
| 118 | ; CHECK: jeq r1, r2 |
| 119 | } |