Wouter van Oortmerssen | 8a9cb24 | 2018-08-27 15:45:51 +0000 | [diff] [blame^] | 1 | ; RUN: llc < %s -asm-verbose=false -disable-wasm-fallthrough-return-opt -wasm-disable-explicit-locals -wasm-keep-registers -disable-block-placement -verify-machineinstrs | FileCheck %s |
Dan Gohman | 950a13c | 2015-09-16 16:51:30 +0000 | [diff] [blame] | 2 | |
Dan Gohman | f0b165a | 2015-12-05 03:03:35 +0000 | [diff] [blame] | 3 | ; Test switch instructions. Block placement is disabled because it reorders |
| 4 | ; the blocks in a way that isn't interesting here. |
Dan Gohman | 950a13c | 2015-09-16 16:51:30 +0000 | [diff] [blame] | 5 | |
Dan Gohman | 0c6f5ac | 2016-01-07 03:19:23 +0000 | [diff] [blame] | 6 | target datalayout = "e-m:e-p:32:32-i64:64-n32:64-S128" |
Sam Clegg | a590800 | 2018-05-10 17:49:11 +0000 | [diff] [blame] | 7 | target triple = "wasm32-unknown-unknown" |
Dan Gohman | 950a13c | 2015-09-16 16:51:30 +0000 | [diff] [blame] | 8 | |
| 9 | declare void @foo0() |
| 10 | declare void @foo1() |
| 11 | declare void @foo2() |
| 12 | declare void @foo3() |
| 13 | declare void @foo4() |
| 14 | declare void @foo5() |
| 15 | |
Dan Gohman | e51c058 | 2015-10-06 00:27:55 +0000 | [diff] [blame] | 16 | ; CHECK-LABEL: bar32: |
Dan Gohman | 2726b88 | 2016-10-06 22:29:32 +0000 | [diff] [blame] | 17 | ; CHECK: block {{$}} |
| 18 | ; CHECK: block {{$}} |
| 19 | ; CHECK: block {{$}} |
| 20 | ; CHECK: block {{$}} |
| 21 | ; CHECK: block {{$}} |
| 22 | ; CHECK: block {{$}} |
| 23 | ; CHECK: block {{$}} |
Dan Gohman | 1402606 | 2016-03-08 03:18:12 +0000 | [diff] [blame] | 24 | ; CHECK: br_table {{[^,]+}}, 0, 0, 0, 0, 0, 0, 0, 1, 1, 1, 1, 1, 1, 1, 1, 2, 2, 2, 2, 2, 2, 3, 4, 5, 0{{$}} |
Dan Gohman | a4730cf | 2016-01-07 18:49:53 +0000 | [diff] [blame] | 25 | ; CHECK: .LBB0_2: |
Dan Gohman | 26c6765 | 2016-01-11 23:38:05 +0000 | [diff] [blame] | 26 | ; CHECK: call foo0@FUNCTION{{$}} |
Dan Gohman | a4730cf | 2016-01-07 18:49:53 +0000 | [diff] [blame] | 27 | ; CHECK: .LBB0_3: |
Dan Gohman | 26c6765 | 2016-01-11 23:38:05 +0000 | [diff] [blame] | 28 | ; CHECK: call foo1@FUNCTION{{$}} |
Dan Gohman | a4730cf | 2016-01-07 18:49:53 +0000 | [diff] [blame] | 29 | ; CHECK: .LBB0_4: |
Dan Gohman | 26c6765 | 2016-01-11 23:38:05 +0000 | [diff] [blame] | 30 | ; CHECK: call foo2@FUNCTION{{$}} |
Dan Gohman | a4730cf | 2016-01-07 18:49:53 +0000 | [diff] [blame] | 31 | ; CHECK: .LBB0_5: |
Dan Gohman | 26c6765 | 2016-01-11 23:38:05 +0000 | [diff] [blame] | 32 | ; CHECK: call foo3@FUNCTION{{$}} |
Dan Gohman | a4730cf | 2016-01-07 18:49:53 +0000 | [diff] [blame] | 33 | ; CHECK: .LBB0_6: |
Dan Gohman | 26c6765 | 2016-01-11 23:38:05 +0000 | [diff] [blame] | 34 | ; CHECK: call foo4@FUNCTION{{$}} |
Dan Gohman | a4730cf | 2016-01-07 18:49:53 +0000 | [diff] [blame] | 35 | ; CHECK: .LBB0_7: |
Dan Gohman | 26c6765 | 2016-01-11 23:38:05 +0000 | [diff] [blame] | 36 | ; CHECK: call foo5@FUNCTION{{$}} |
Dan Gohman | a4730cf | 2016-01-07 18:49:53 +0000 | [diff] [blame] | 37 | ; CHECK: .LBB0_8: |
Dan Gohman | e51c058 | 2015-10-06 00:27:55 +0000 | [diff] [blame] | 38 | ; CHECK: return{{$}} |
Dan Gohman | 950a13c | 2015-09-16 16:51:30 +0000 | [diff] [blame] | 39 | define void @bar32(i32 %n) { |
| 40 | entry: |
| 41 | switch i32 %n, label %sw.epilog [ |
| 42 | i32 0, label %sw.bb |
| 43 | i32 1, label %sw.bb |
| 44 | i32 2, label %sw.bb |
| 45 | i32 3, label %sw.bb |
| 46 | i32 4, label %sw.bb |
| 47 | i32 5, label %sw.bb |
| 48 | i32 6, label %sw.bb |
| 49 | i32 7, label %sw.bb.1 |
| 50 | i32 8, label %sw.bb.1 |
| 51 | i32 9, label %sw.bb.1 |
| 52 | i32 10, label %sw.bb.1 |
| 53 | i32 11, label %sw.bb.1 |
| 54 | i32 12, label %sw.bb.1 |
| 55 | i32 13, label %sw.bb.1 |
| 56 | i32 14, label %sw.bb.1 |
| 57 | i32 15, label %sw.bb.2 |
| 58 | i32 16, label %sw.bb.2 |
| 59 | i32 17, label %sw.bb.2 |
| 60 | i32 18, label %sw.bb.2 |
| 61 | i32 19, label %sw.bb.2 |
| 62 | i32 20, label %sw.bb.2 |
| 63 | i32 21, label %sw.bb.3 |
| 64 | i32 22, label %sw.bb.4 |
| 65 | i32 23, label %sw.bb.5 |
| 66 | ] |
| 67 | |
| 68 | sw.bb: ; preds = %entry, %entry, %entry, %entry, %entry, %entry, %entry |
| 69 | tail call void @foo0() |
| 70 | br label %sw.epilog |
| 71 | |
| 72 | sw.bb.1: ; preds = %entry, %entry, %entry, %entry, %entry, %entry, %entry, %entry |
| 73 | tail call void @foo1() |
| 74 | br label %sw.epilog |
| 75 | |
| 76 | sw.bb.2: ; preds = %entry, %entry, %entry, %entry, %entry, %entry |
| 77 | tail call void @foo2() |
| 78 | br label %sw.epilog |
| 79 | |
| 80 | sw.bb.3: ; preds = %entry |
| 81 | tail call void @foo3() |
| 82 | br label %sw.epilog |
| 83 | |
| 84 | sw.bb.4: ; preds = %entry |
| 85 | tail call void @foo4() |
| 86 | br label %sw.epilog |
| 87 | |
| 88 | sw.bb.5: ; preds = %entry |
| 89 | tail call void @foo5() |
| 90 | br label %sw.epilog |
| 91 | |
| 92 | sw.epilog: ; preds = %entry, %sw.bb.5, %sw.bb.4, %sw.bb.3, %sw.bb.2, %sw.bb.1, %sw.bb |
| 93 | ret void |
| 94 | } |
| 95 | |
Dan Gohman | e51c058 | 2015-10-06 00:27:55 +0000 | [diff] [blame] | 96 | ; CHECK-LABEL: bar64: |
Dan Gohman | 2726b88 | 2016-10-06 22:29:32 +0000 | [diff] [blame] | 97 | ; CHECK: block {{$}} |
| 98 | ; CHECK: block {{$}} |
| 99 | ; CHECK: block {{$}} |
| 100 | ; CHECK: block {{$}} |
| 101 | ; CHECK: block {{$}} |
| 102 | ; CHECK: block {{$}} |
| 103 | ; CHECK: block {{$}} |
Dan Gohman | 1402606 | 2016-03-08 03:18:12 +0000 | [diff] [blame] | 104 | ; CHECK: br_table {{[^,]+}}, 0, 0, 0, 0, 0, 0, 0, 1, 1, 1, 1, 1, 1, 1, 1, 2, 2, 2, 2, 2, 2, 3, 4, 5, 0{{$}} |
Dan Gohman | a4730cf | 2016-01-07 18:49:53 +0000 | [diff] [blame] | 105 | ; CHECK: .LBB1_2: |
Dan Gohman | 26c6765 | 2016-01-11 23:38:05 +0000 | [diff] [blame] | 106 | ; CHECK: call foo0@FUNCTION{{$}} |
Dan Gohman | a4730cf | 2016-01-07 18:49:53 +0000 | [diff] [blame] | 107 | ; CHECK: .LBB1_3: |
Dan Gohman | 26c6765 | 2016-01-11 23:38:05 +0000 | [diff] [blame] | 108 | ; CHECK: call foo1@FUNCTION{{$}} |
Dan Gohman | a4730cf | 2016-01-07 18:49:53 +0000 | [diff] [blame] | 109 | ; CHECK: .LBB1_4: |
Dan Gohman | 26c6765 | 2016-01-11 23:38:05 +0000 | [diff] [blame] | 110 | ; CHECK: call foo2@FUNCTION{{$}} |
Dan Gohman | a4730cf | 2016-01-07 18:49:53 +0000 | [diff] [blame] | 111 | ; CHECK: .LBB1_5: |
Dan Gohman | 26c6765 | 2016-01-11 23:38:05 +0000 | [diff] [blame] | 112 | ; CHECK: call foo3@FUNCTION{{$}} |
Dan Gohman | a4730cf | 2016-01-07 18:49:53 +0000 | [diff] [blame] | 113 | ; CHECK: .LBB1_6: |
Dan Gohman | 26c6765 | 2016-01-11 23:38:05 +0000 | [diff] [blame] | 114 | ; CHECK: call foo4@FUNCTION{{$}} |
Dan Gohman | a4730cf | 2016-01-07 18:49:53 +0000 | [diff] [blame] | 115 | ; CHECK: .LBB1_7: |
Dan Gohman | 26c6765 | 2016-01-11 23:38:05 +0000 | [diff] [blame] | 116 | ; CHECK: call foo5@FUNCTION{{$}} |
Dan Gohman | a4730cf | 2016-01-07 18:49:53 +0000 | [diff] [blame] | 117 | ; CHECK: .LBB1_8: |
Dan Gohman | e51c058 | 2015-10-06 00:27:55 +0000 | [diff] [blame] | 118 | ; CHECK: return{{$}} |
Dan Gohman | 950a13c | 2015-09-16 16:51:30 +0000 | [diff] [blame] | 119 | define void @bar64(i64 %n) { |
| 120 | entry: |
| 121 | switch i64 %n, label %sw.epilog [ |
| 122 | i64 0, label %sw.bb |
| 123 | i64 1, label %sw.bb |
| 124 | i64 2, label %sw.bb |
| 125 | i64 3, label %sw.bb |
| 126 | i64 4, label %sw.bb |
| 127 | i64 5, label %sw.bb |
| 128 | i64 6, label %sw.bb |
| 129 | i64 7, label %sw.bb.1 |
| 130 | i64 8, label %sw.bb.1 |
| 131 | i64 9, label %sw.bb.1 |
| 132 | i64 10, label %sw.bb.1 |
| 133 | i64 11, label %sw.bb.1 |
| 134 | i64 12, label %sw.bb.1 |
| 135 | i64 13, label %sw.bb.1 |
| 136 | i64 14, label %sw.bb.1 |
| 137 | i64 15, label %sw.bb.2 |
| 138 | i64 16, label %sw.bb.2 |
| 139 | i64 17, label %sw.bb.2 |
| 140 | i64 18, label %sw.bb.2 |
| 141 | i64 19, label %sw.bb.2 |
| 142 | i64 20, label %sw.bb.2 |
| 143 | i64 21, label %sw.bb.3 |
| 144 | i64 22, label %sw.bb.4 |
| 145 | i64 23, label %sw.bb.5 |
| 146 | ] |
| 147 | |
| 148 | sw.bb: ; preds = %entry, %entry, %entry, %entry, %entry, %entry, %entry |
| 149 | tail call void @foo0() |
| 150 | br label %sw.epilog |
| 151 | |
| 152 | sw.bb.1: ; preds = %entry, %entry, %entry, %entry, %entry, %entry, %entry, %entry |
| 153 | tail call void @foo1() |
| 154 | br label %sw.epilog |
| 155 | |
| 156 | sw.bb.2: ; preds = %entry, %entry, %entry, %entry, %entry, %entry |
| 157 | tail call void @foo2() |
| 158 | br label %sw.epilog |
| 159 | |
| 160 | sw.bb.3: ; preds = %entry |
| 161 | tail call void @foo3() |
| 162 | br label %sw.epilog |
| 163 | |
| 164 | sw.bb.4: ; preds = %entry |
| 165 | tail call void @foo4() |
| 166 | br label %sw.epilog |
| 167 | |
| 168 | sw.bb.5: ; preds = %entry |
| 169 | tail call void @foo5() |
| 170 | br label %sw.epilog |
| 171 | |
| 172 | sw.epilog: ; preds = %entry, %sw.bb.5, %sw.bb.4, %sw.bb.3, %sw.bb.2, %sw.bb.1, %sw.bb |
| 173 | ret void |
| 174 | } |