James Molloy | cfb0443 | 2015-05-15 16:15:57 +0000 | [diff] [blame] | 1 | ; RUN: llc < %s -mtriple=aarch64-linux-gnu | FileCheck %s |
| 2 | |
| 3 | ; CHECK-LABEL: t1 |
| 4 | ; CHECK: smax |
| 5 | define <4 x i32> @t1(<4 x i32> %a, <4 x i32> %b) { |
| 6 | %t1 = icmp sgt <4 x i32> %a, %b |
| 7 | %t2 = select <4 x i1> %t1, <4 x i32> %a, <4 x i32> %b |
| 8 | ret <4 x i32> %t2 |
| 9 | } |
| 10 | |
| 11 | ; CHECK-LABEL: t2 |
| 12 | ; CHECK: smin |
| 13 | define <4 x i32> @t2(<4 x i32> %a, <4 x i32> %b) { |
| 14 | %t1 = icmp slt <4 x i32> %a, %b |
| 15 | %t2 = select <4 x i1> %t1, <4 x i32> %a, <4 x i32> %b |
| 16 | ret <4 x i32> %t2 |
| 17 | } |
| 18 | |
| 19 | ; CHECK-LABEL: t3 |
| 20 | ; CHECK: umax |
| 21 | define <4 x i32> @t3(<4 x i32> %a, <4 x i32> %b) { |
| 22 | %t1 = icmp ugt <4 x i32> %a, %b |
| 23 | %t2 = select <4 x i1> %t1, <4 x i32> %a, <4 x i32> %b |
| 24 | ret <4 x i32> %t2 |
| 25 | } |
| 26 | |
| 27 | ; CHECK-LABEL: t4 |
| 28 | ; CHECK: umin |
| 29 | define <8 x i8> @t4(<8 x i8> %a, <8 x i8> %b) { |
| 30 | %t1 = icmp ult <8 x i8> %a, %b |
| 31 | %t2 = select <8 x i1> %t1, <8 x i8> %a, <8 x i8> %b |
| 32 | ret <8 x i8> %t2 |
| 33 | } |
| 34 | |
| 35 | ; CHECK-LABEL: t5 |
| 36 | ; CHECK: smin |
| 37 | define <4 x i16> @t5(<4 x i16> %a, <4 x i16> %b) { |
| 38 | %t1 = icmp sgt <4 x i16> %b, %a |
| 39 | %t2 = select <4 x i1> %t1, <4 x i16> %a, <4 x i16> %b |
| 40 | ret <4 x i16> %t2 |
| 41 | } |
| 42 | |
| 43 | ; CHECK-LABEL: t6 |
| 44 | ; CHECK: smax |
| 45 | define <2 x i32> @t6(<2 x i32> %a, <2 x i32> %b) { |
| 46 | %t1 = icmp slt <2 x i32> %b, %a |
| 47 | %t2 = select <2 x i1> %t1, <2 x i32> %a, <2 x i32> %b |
| 48 | ret <2 x i32> %t2 |
| 49 | } |
| 50 | |
| 51 | ; CHECK-LABEL: t7 |
| 52 | ; CHECK: umin |
| 53 | define <16 x i8> @t7(<16 x i8> %a, <16 x i8> %b) { |
| 54 | %t1 = icmp ugt <16 x i8> %b, %a |
| 55 | %t2 = select <16 x i1> %t1, <16 x i8> %a, <16 x i8> %b |
| 56 | ret <16 x i8> %t2 |
| 57 | } |
| 58 | |
| 59 | ; CHECK-LABEL: t8 |
| 60 | ; CHECK: umax |
| 61 | define <8 x i16> @t8(<8 x i16> %a, <8 x i16> %b) { |
| 62 | %t1 = icmp ult <8 x i16> %b, %a |
| 63 | %t2 = select <8 x i1> %t1, <8 x i16> %a, <8 x i16> %b |
| 64 | ret <8 x i16> %t2 |
| 65 | } |
| 66 | |
| 67 | ; CHECK-LABEL: t9 |
| 68 | ; CHECK: umin |
| 69 | ; CHECK: smax |
| 70 | define <4 x i32> @t9(<4 x i32> %a, <4 x i32> %b, <4 x i32> %c) { |
| 71 | %t1 = icmp ugt <4 x i32> %b, %a |
| 72 | %t2 = select <4 x i1> %t1, <4 x i32> %a, <4 x i32> %b |
| 73 | %t3 = icmp sge <4 x i32> %t2, %c |
| 74 | %t4 = select <4 x i1> %t3, <4 x i32> %t2, <4 x i32> %c |
| 75 | ret <4 x i32> %t4 |
| 76 | } |
| 77 | |
| 78 | ; CHECK-LABEL: t10 |
| 79 | ; CHECK: smax |
| 80 | ; CHECK: smax |
| 81 | define <8 x i32> @t10(<8 x i32> %a, <8 x i32> %b) { |
| 82 | %t1 = icmp sgt <8 x i32> %a, %b |
| 83 | %t2 = select <8 x i1> %t1, <8 x i32> %a, <8 x i32> %b |
| 84 | ret <8 x i32> %t2 |
| 85 | } |
| 86 | |
| 87 | ; CHECK-LABEL: t11 |
| 88 | ; CHECK: smin |
| 89 | ; CHECK: smin |
| 90 | ; CHECK: smin |
| 91 | ; CHECK: smin |
| 92 | define <16 x i32> @t11(<16 x i32> %a, <16 x i32> %b) { |
| 93 | %t1 = icmp sle <16 x i32> %a, %b |
| 94 | %t2 = select <16 x i1> %t1, <16 x i32> %a, <16 x i32> %b |
| 95 | ret <16 x i32> %t2 |
| 96 | } |
James Molloy | 3759373 | 2015-06-04 13:48:23 +0000 | [diff] [blame] | 97 | |
| 98 | ; CHECK-LABEL: t12 |
| 99 | ; CHECK-NOT: umin |
| 100 | ; The icmp is used by two instructions, so don't produce a umin node. |
| 101 | define <16 x i8> @t12(<16 x i8> %a, <16 x i8> %b) { |
| 102 | %t1 = icmp ugt <16 x i8> %b, %a |
| 103 | %t2 = select <16 x i1> %t1, <16 x i8> %a, <16 x i8> %b |
| 104 | %t3 = zext <16 x i1> %t1 to <16 x i8> |
| 105 | %t4 = add <16 x i8> %t3, %t2 |
| 106 | ret <16 x i8> %t4 |
| 107 | } |