1; RUN: llc < %s -mtriple=arm64-apple-ios7.0 -aarch64-neon-syntax=apple -pass-remarks-missed=regalloc 2>&1 | FileCheck -check-prefix=REMARK %s 2; RUN: llc < %s -mtriple=arm64-apple-ios7.0 -aarch64-neon-syntax=apple -pass-remarks-missed=regalloc -pass-remarks-with-hotness 2>&1 | FileCheck -check-prefix=HOTNESS %s 3; RUN: llc < %s -mtriple=arm64-apple-ios7.0 -aarch64-neon-syntax=apple 2>&1 | FileCheck -check-prefix=NO_REMARK %s 4; RUN: llc < %s -mtriple=arm64-apple-ios7.0 -aarch64-neon-syntax=apple -pass-remarks-output=%t.yaml -pass-remarks-with-hotness 2>&1 | FileCheck -check-prefix=NO_REMARK %s 5; RUN: cat %t.yaml | FileCheck -check-prefix=YAML %s 6; 7; Verify that remarks below the hotness threshold are not output. 8; RUN: llc < %s -mtriple=arm64-apple-ios7.0 -aarch64-neon-syntax=apple -pass-remarks-missed=regalloc \ 9; RUN: -pass-remarks-with-hotness -pass-remarks-hotness-threshold=500 \ 10; RUN: 2>&1 | FileCheck -check-prefix=THRESHOLD %s 11; RUN: llc < %s -mtriple=arm64-apple-ios7.0 -aarch64-neon-syntax=apple -pass-remarks-output=%t.threshold.yaml \ 12; RUN: -pass-remarks-with-hotness -pass-remarks-hotness-threshold=500 \ 13; RUN: 2>&1 | FileCheck -check-prefix=NO_REMARK %s 14; RUN: cat %t.threshold.yaml | FileCheck -check-prefix=THRESHOLD_YAML %s 15 16; This has two nested loops, each with one value that has to be spilled and 17; then reloaded. 18 19; (loop3:) 20; REMARK: remark: /tmp/kk.c:3:20: 1 spills 1 reloads generated in loop{{$}} 21; (loop2:) 22; REMARK: remark: /tmp/kk.c:2:20: 1 spills 1 reloads generated in loop{{$}} 23; (loop:) 24; REMARK: remark: /tmp/kk.c:1:20: 2 spills 2 reloads generated in loop{{$}} 25 26; (loop3:) 27; HOTNESS: remark: /tmp/kk.c:3:20: 1 spills 1 reloads generated in loop (hotness: 300) 28; (loop2:) 29; HOTNESS: remark: /tmp/kk.c:2:20: 1 spills 1 reloads generated in loop (hotness: 30000) 30; (loop:) 31; HOTNESS: remark: /tmp/kk.c:1:20: 2 spills 2 reloads generated in loop (hotness: 300) 32 33; NO_REMARK-NOT: remark 34 35; THRESHOLD-NOT: (hotness: 300) 36; THRESHOLD: remark: /tmp/kk.c:2:20: 1 spills 1 reloads generated in loop (hotness: 30000) 37 38; YAML: --- !Missed 39; YAML: Pass: regalloc 40; YAML: Name: LoopSpillReload 41; YAML: DebugLoc: { File: /tmp/kk.c, Line: 3, Column: 20 } 42; YAML: Function: fpr128 43; YAML: Hotness: 300 44; YAML: Args: 45; YAML: - NumSpills: '1' 46; YAML: - String: ' spills ' 47; YAML: - NumReloads: '1' 48; YAML: - String: ' reloads ' 49; YAML: - String: generated in loop 50; YAML: ... 51; YAML: --- !Missed 52; YAML: Pass: regalloc 53; YAML: Name: LoopSpillReload 54; YAML: DebugLoc: { File: /tmp/kk.c, Line: 2, Column: 20 } 55; YAML: Function: fpr128 56; YAML: Hotness: 30000 57; YAML: Args: 58; YAML: - NumSpills: '1' 59; YAML: - String: ' spills ' 60; YAML: - NumReloads: '1' 61; YAML: - String: ' reloads ' 62; YAML: - String: generated in loop 63; YAML: ... 64; YAML: --- !Missed 65; YAML: Pass: regalloc 66; YAML: Name: LoopSpillReload 67; YAML: DebugLoc: { File: /tmp/kk.c, Line: 1, Column: 20 } 68; YAML: Function: fpr128 69; YAML: Hotness: 300 70; YAML: Args: 71; YAML: - NumSpills: '2' 72; YAML: - String: ' spills ' 73; YAML: - NumReloads: '2' 74; YAML: - String: ' reloads ' 75; YAML: - String: generated in loop 76; YAML: ... 77 78; THRESHOLD_YAML-NOT: Hotness: 300{{$}} 79; THRESHOLD_YAML: --- !Missed 80; THRESHOLD_YAML: Pass: regalloc 81; THRESHOLD_YAML: Name: LoopSpillReload 82; THRESHOLD_YAML: DebugLoc: { File: /tmp/kk.c, Line: 2, Column: 20 } 83; THRESHOLD_YAML: Function: fpr128 84; THRESHOLD_YAML: Hotness: 30000 85; THRESHOLD_YAML: Args: 86; THRESHOLD_YAML: - NumSpills: '1' 87; THRESHOLD_YAML: - String: ' spills ' 88; THRESHOLD_YAML: - NumReloads: '1' 89; THRESHOLD_YAML: - String: ' reloads ' 90; THRESHOLD_YAML: - String: generated in loop 91; THRESHOLD_YAML: ... 92 93define void @fpr128(<4 x float>* %p) nounwind ssp !prof !11 { 94entry: 95 br label %loop, !dbg !8 96 97loop: 98 %i = phi i32 [ 0, %entry], [ %i.2, %end2 ] 99 br label %loop2, !dbg !9 100 101loop2: 102 %j = phi i32 [ 0, %loop], [ %j.2, %loop2 ] 103 call void asm sideeffect "; inlineasm", "~{q0},~{q1},~{q2},~{q3},~{q4},~{q5},~{q6},~{q7},~{q8},~{q9},~{q10},~{q11},~{q12},~{q13},~{q14},~{q15},~{q16},~{q17},~{q18},~{q19},~{q20},~{q21},~{q22},~{q23},~{q24},~{q25},~{q26},~{q27},~{q28},~{q29},~{q30},~{q31},~{x0},~{x1},~{x2},~{x3},~{x4},~{x5},~{x6},~{x7},~{x8},~{x9},~{x10},~{x11},~{x12},~{x13},~{x14},~{x15},~{x16},~{x17},~{x18},~{x19},~{x20},~{x21},~{x22},~{x23},~{x24},~{x25},~{x26},~{x27},~{x28},~{fp},~{lr},~{sp},~{memory}"() nounwind 104 %j.2 = add i32 %j, 1 105 %c2 = icmp slt i32 %j.2, 100 106 br i1 %c2, label %loop2, label %end2, !prof !12 107 108end2: 109 call void asm sideeffect "; inlineasm", "~{q0},~{q1},~{q2},~{q3},~{q4},~{q5},~{q6},~{q7},~{q8},~{q9},~{q10},~{q11},~{q12},~{q13},~{q14},~{q15},~{q16},~{q17},~{q18},~{q19},~{q20},~{q21},~{q22},~{q23},~{q24},~{q25},~{q26},~{q27},~{q28},~{q29},~{q30},~{q31},~{x0},~{x1},~{x2},~{x3},~{x4},~{x5},~{x6},~{x7},~{x8},~{x9},~{x10},~{x11},~{x12},~{x13},~{x14},~{x15},~{x16},~{x17},~{x18},~{x19},~{x20},~{x21},~{x22},~{x23},~{x24},~{x25},~{x26},~{x27},~{x28},~{fp},~{lr},~{sp},~{memory}"() nounwind 110 %i.2 = add i32 %i, 1 111 %c = icmp slt i32 %i.2, 100 112 br i1 %c, label %loop, label %end, !prof !12 113 114end: 115 br label %loop3 116 117loop3: 118 %k = phi i32 [ 0, %end], [ %k.2, %loop3 ] 119 call void asm sideeffect "; inlineasm", "~{q0},~{q1},~{q2},~{q3},~{q4},~{q5},~{q6},~{q7},~{q8},~{q9},~{q10},~{q11},~{q12},~{q13},~{q14},~{q15},~{q16},~{q17},~{q18},~{q19},~{q20},~{q21},~{q22},~{q23},~{q24},~{q25},~{q26},~{q27},~{q28},~{q29},~{q30},~{q31},~{x0},~{x1},~{x2},~{x3},~{x4},~{x5},~{x6},~{x7},~{x8},~{x9},~{x10},~{x11},~{x12},~{x13},~{x14},~{x15},~{x16},~{x17},~{x18},~{x19},~{x20},~{x21},~{x22},~{x23},~{x24},~{x25},~{x26},~{x27},~{x28},~{fp},~{lr},~{sp},~{memory}"() nounwind 120 %k.2 = add i32 %k, 1 121 %c3 = icmp slt i32 %k.2, 100 122 br i1 %c3, label %loop3, label %end3, !dbg !10, !prof !12 123 124end3: 125 ret void 126} 127 128!llvm.dbg.cu = !{!0} 129!llvm.module.flags = !{!3, !4} 130!llvm.ident = !{!5} 131 132!0 = distinct !DICompileUnit(language: DW_LANG_C99, file: !1, producer: "clang version 3.9.0 ", isOptimized: true, runtimeVersion: 0, emissionKind: NoDebug, enums: !2) 133!1 = !DIFile(filename: "/tmp/kk.c", directory: "/tmp") 134!2 = !{} 135!3 = !{i32 2, !"Debug Info Version", i32 3} 136!4 = !{i32 1, !"PIC Level", i32 2} 137!5 = !{!"clang version 3.9.0 "} 138!6 = distinct !DISubprogram(name: "success", scope: !1, file: !1, line: 1, type: !7, isLocal: false, isDefinition: true, scopeLine: 1, flags: DIFlagPrototyped, isOptimized: true, unit: !0, retainedNodes: !2) 139!7 = !DISubroutineType(types: !2) 140!8 = !DILocation(line: 1, column: 20, scope: !6) 141!9 = !DILocation(line: 2, column: 20, scope: !6) 142!10 = !DILocation(line: 3, column: 20, scope: !6) 143!11 = !{!"function_entry_count", i64 3} 144!12 = !{!"branch_weights", i32 99, i32 1} 145