1; RUN: llc < %s -mtriple=arm64-apple-ios7.0 -pass-remarks-analysis=asm-printer \ 2; RUN: --debugify-and-strip-all-safe=0 \ 3; RUN: -verify-machineinstrs \ 4; RUN: -pass-remarks-with-hotness=1 -asm-verbose=0 \ 5; RUN: -debug-only=lazy-machine-block-freq,block-freq \ 6; RUN: -debug-pass=Executions 2>&1 | FileCheck %s -check-prefix=HOTNESS 7 8; RUN: llc < %s -mtriple=arm64-apple-ios7.0 -pass-remarks-analysis=asm-printer \ 9; RUN: --debugify-and-strip-all-safe=0 \ 10; RUN: -verify-machineinstrs \ 11; RUN: -pass-remarks-with-hotness=0 -asm-verbose=0 \ 12; RUN: -debug-only=lazy-machine-block-freq,block-freq \ 13; RUN: -debug-pass=Executions 2>&1 | FileCheck %s -check-prefix=NO_HOTNESS 14 15; REQUIRES: asserts 16 17 18; Verify that we don't new populate MachineBFI for passes that already use 19; MBFI, e.g. GreedyRegAlloc. (This hard-codes the previous pass to the 20; GreedyRegAlloc, please adjust accordingly.) 21 22; HOTNESS: Executing Pass 'Spill Code Placement Analysis' 23; HOTNESS-NEXT: Executing Pass 'Lazy Machine Block Frequency Analysis' 24; HOTNESS-NEXT: Executing Pass 'Machine Optimization Remark Emitter' 25; HOTNESS-NEXT: MachineBlockFrequencyInfo is available 26; HOTNESS-NEXT: Executing Pass 'Greedy Register Allocator' 27 28 29; Verify that we only populate MachineBFI on behalf of ORE when hotness is 30; requested. (This hard-codes the previous pass to the Assembly Printer, 31; please adjust accordingly.) 32 33; HOTNESS: Freeing Pass 'Machine Outliner' 34; HOTNESS-NEXT: Executing Pass 'Function Pass Manager' 35; HOTNESS-NEXT: Executing Pass 'Verify generated machine code' on Function 'empty_func'... 36; HOTNESS-NEXT: Freeing Pass 'Verify generated machine code' on Function 'empty_func'... 37; HOTNESS-NEXT: Executing Pass 'AArch64 sls hardening pass' on Function 'empty_func'... 38; HOTNESS-NEXT: Freeing Pass 'AArch64 sls hardening pass' on Function 'empty_func'... 39; HOTNESS-NEXT: Executing Pass 'Verify generated machine code' on Function 'empty_func'... 40; HOTNESS-NEXT: Freeing Pass 'Verify generated machine code' on Function 'empty_func'... 41; HOTNESS-NEXT: Executing Pass 'AArch64 Pointer Authentication' on Function 'empty_func'... 42; HOTNESS-NEXT: Freeing Pass 'AArch64 Pointer Authentication' on Function 'empty_func'... 43; HOTNESS-NEXT: Executing Pass 'Verify generated machine code' on Function 'empty_func'... 44; HOTNESS-NEXT: Freeing Pass 'Verify generated machine code' on Function 'empty_func'... 45; HOTNESS-NEXT: Executing Pass 'AArch64 Branch Targets' on Function 'empty_func'... 46; HOTNESS-NEXT: Freeing Pass 'AArch64 Branch Targets' on Function 'empty_func'... 47; HOTNESS-NEXT: Executing Pass 'Verify generated machine code' on Function 'empty_func'... 48; HOTNESS-NEXT: Freeing Pass 'Verify generated machine code' on Function 'empty_func'... 49; HOTNESS-NEXT: Executing Pass 'Branch relaxation pass' on Function 'empty_func' 50; HOTNESS-NEXT: Freeing Pass 'Branch relaxation pass' on Function 'empty_func' 51; HOTNESS-NEXT: Executing Pass 'Verify generated machine code' 52; HOTNESS-NEXT: Freeing Pass 'Verify generated machine code' 53; HOTNESS-NEXT: Executing Pass 'AArch64 Compress Jump Tables' on Function 'empty_func' 54; HOTNESS-NEXT: Freeing Pass 'AArch64 Compress Jump Tables' on Function 'empty_func' 55; HOTNESS-NEXT: Executing Pass 'Verify generated machine code' 56; HOTNESS-NEXT: Freeing Pass 'Verify generated machine code' 57; HOTNESS-NEXT: Executing Pass 'Insert CFI remember/restore state instructions' on Function 'empty_func' 58; HOTNESS-NEXT: Freeing Pass 'Insert CFI remember/restore state instructions' on Function 'empty_func' 59; HOTNESS-NEXT: Executing Pass 'Verify generated machine code' 60; HOTNESS-NEXT: Freeing Pass 'Verify generated machine code' 61; HOTNESS: Executing Pass 'Unpack machine instruction bundles' 62; HOTNESS-NEXT: Freeing Pass 'Unpack machine instruction bundles' 63; HOTNESS-NEXT: Executing Pass 'Verify generated machine code' 64; HOTNESS-NEXT: Freeing Pass 'Verify generated machine code' 65; HOTNESS-NEXT: Executing Pass 'Lazy Machine Block Frequency Analysis' 66; HOTNESS-NEXT: Executing Pass 'Machine Optimization Remark Emitter' 67; HOTNESS-NEXT: Building MachineBlockFrequencyInfo on the fly 68; HOTNESS-NEXT: Building LoopInfo on the fly 69; HOTNESS-NEXT: Building DominatorTree on the fly 70; HOTNESS-NOT: Executing Pass 71; HOTNESS: block-frequency: empty_func 72; HOTNESS-NOT: Executing Pass 73; HOTNESS: Executing Pass 'AArch64 Assembly Printer' 74 75; HOTNESS: arm64-summary-remarks.ll:5:0: 1 instructions in function (hotness: 33) 76 77 78; NO_HOTNESS: Freeing Pass 'Machine Outliner' 79; NO_HOTNESS-NEXT: Executing Pass 'Function Pass Manager' 80; NO_HOTNESS-NEXT: Executing Pass 'Verify generated machine code' on Function 'empty_func'... 81; NO_HOTNESS-NEXT: Freeing Pass 'Verify generated machine code' on Function 'empty_func'... 82; NO_HOTNESS-NEXT: Executing Pass 'AArch64 sls hardening pass' on Function 'empty_func'... 83; NO_HOTNESS-NEXT: Freeing Pass 'AArch64 sls hardening pass' on Function 'empty_func'... 84; NO_HOTNESS-NEXT: Executing Pass 'Verify generated machine code' on Function 'empty_func'... 85; NO_HOTNESS-NEXT: Freeing Pass 'Verify generated machine code' on Function 'empty_func'... 86; NO_HOTNESS-NEXT: Executing Pass 'AArch64 Pointer Authentication' on Function 'empty_func'... 87; NO_HOTNESS-NEXT: Freeing Pass 'AArch64 Pointer Authentication' on Function 'empty_func'... 88; NO_HOTNESS-NEXT: Executing Pass 'Verify generated machine code' on Function 'empty_func'... 89; NO_HOTNESS-NEXT: Freeing Pass 'Verify generated machine code' on Function 'empty_func'... 90; NO_HOTNESS-NEXT: Executing Pass 'AArch64 Branch Targets' on Function 'empty_func'... 91; NO_HOTNESS-NEXT: Freeing Pass 'AArch64 Branch Targets' on Function 'empty_func'... 92; NO_HOTNESS-NEXT: Executing Pass 'Verify generated machine code' on Function 'empty_func'... 93; NO_HOTNESS-NEXT: Freeing Pass 'Verify generated machine code' on Function 'empty_func'... 94; NO_HOTNESS-NEXT: Executing Pass 'Branch relaxation pass' on Function 'empty_func' 95; NO_HOTNESS-NEXT: Freeing Pass 'Branch relaxation pass' on Function 'empty_func' 96; NO_HOTNESS-NEXT: Executing Pass 'Verify generated machine code' 97; NO_HOTNESS-NEXT: Freeing Pass 'Verify generated machine code' 98; NO_HOTNESS-NEXT: Executing Pass 'AArch64 Compress Jump Tables' on Function 'empty_func' 99; NO_HOTNESS-NEXT: Freeing Pass 'AArch64 Compress Jump Tables' on Function 'empty_func' 100; NO_HOTNESS-NEXT: Executing Pass 'Verify generated machine code' 101; NO_HOTNESS-NEXT: Freeing Pass 'Verify generated machine code' 102; NO_HOTNESS-NEXT: Executing Pass 'Insert CFI remember/restore state instructions' on Function 'empty_func' 103; NO_HOTNESS-NEXT: Freeing Pass 'Insert CFI remember/restore state instructions' on Function 'empty_func' 104; NO_HOTNESS-NEXT: Executing Pass 'Verify generated machine code' 105; NO_HOTNESS-NEXT: Freeing Pass 'Verify generated machine code' 106; NO_HOTNESS: Executing Pass 'Unpack machine instruction bundles' 107; NO_HOTNESS-NEXT: Freeing Pass 'Unpack machine instruction bundles' 108; NO_HOTNESS-NEXT: Executing Pass 'Verify generated machine code' 109; NO_HOTNESS-NEXT: Freeing Pass 'Verify generated machine code' 110; NO_HOTNESS-NEXT: Executing Pass 'Lazy Machine Block Frequency Analysis' 111; NO_HOTNESS-NEXT: Executing Pass 'Machine Optimization Remark Emitter' 112; NO_HOTNESS-NEXT: Executing Pass 'AArch64 Assembly Printer' 113 114; NO_HOTNESS: arm64-summary-remarks.ll:5:0: 1 instructions in function{{$}} 115 116define void @empty_func() nounwind ssp !dbg !3 !prof !4 { 117 ret void 118} 119 120!llvm.dbg.cu = !{!0} 121!llvm.module.flags = !{!2} 122 123!0 = distinct !DICompileUnit(language: DW_LANG_C, file: !1) 124!1 = !DIFile(filename: "arm64-summary-remarks.ll", directory: "") 125!2 = !{i32 2, !"Debug Info Version", i32 3} 126!3 = distinct !DISubprogram(name: "empty_func", scope: !1, file: !1, line: 5, scopeLine: 5, unit: !0) 127!4 = !{!"function_entry_count", i64 33} 128