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68 lines
3.1 KiB
LLVM
68 lines
3.1 KiB
LLVM
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; RUN: llc < %s -mtriple=arm64-apple-ios7.0 -pass-remarks-analysis=asm-printer \
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; RUN: -pass-remarks-with-hotness=1 -asm-verbose=0 \
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; RUN: -debug-only=lazy-machine-block-freq,block-freq \
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; RUN: -debug-pass=Executions 2>&1 | FileCheck %s -check-prefix=HOTNESS
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; RUN: llc < %s -mtriple=arm64-apple-ios7.0 -pass-remarks-analysis=asm-printer \
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; RUN: -pass-remarks-with-hotness=0 -asm-verbose=0 \
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; RUN: -debug-only=lazy-machine-block-freq,block-freq \
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; RUN: -debug-pass=Executions 2>&1 | FileCheck %s -check-prefix=NO_HOTNESS
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; REQUIRES: asserts
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; Verify that we don't new populate MachineBFI for passes that already use
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; MBFI, e.g. GreedyRegAlloc. (This hard-codes the previous pass to the
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; GreedyRegAlloc, please adjust accordingly.)
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; HOTNESS: Executing Pass 'Spill Code Placement Analysis'
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; HOTNESS-NEXT: Executing Pass 'Lazy Machine Block Frequency Analysis'
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; HOTNESS-NEXT: Executing Pass 'Machine Optimization Remark Emitter'
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; HOTNESS-NEXT: MachineBlockFrequencyInfo is available
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; HOTNESS-NEXT: Executing Pass 'Greedy Register Allocator'
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; Verify that we only populate MachineBFI on behalf of ORE when hotness is
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; requested. (This hard-codes the previous pass to the Assembly Printer,
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; please adjust accordingly.)
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; HOTNESS: Executing Pass 'Implement the 'patchable-function' attribute'
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; HOTNESS-NEXT: Freeing Pass 'Implement the 'patchable-function' attribute'
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; HOTNESS-NEXT: Executing Pass 'Lazy Machine Block Frequency Analysis'
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; HOTNESS-NEXT: Executing Pass 'Machine Optimization Remark Emitter'
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; HOTNESS-NEXT: Building MachineBlockFrequencyInfo on the fly
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; HOTNESS-NEXT: Building LoopInfo on the fly
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; HOTNESS-NEXT: Building DominatorTree on the fly
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; HOTNESS-NOT: Executing Pass
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; HOTNESS: block-frequency: empty_func
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; HOTNESS-NOT: Executing Pass
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; HOTNESS: Executing Pass 'MachineDominator Tree Construction'
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; HOTNESS-NEXT: Executing Pass 'Machine Natural Loop Construction'
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; HOTNESS-NEXT: Executing Pass 'AArch64 Assembly Printer'
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; HOTNESS: arm64-summary-remarks.ll:5:0: 1 instructions in function (hotness: 33)
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; NO_HOTNESS: Executing Pass 'Implement the 'patchable-function' attribute'
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; NO_HOTNESS-NEXT: Freeing Pass 'Implement the 'patchable-function' attribute'
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; NO_HOTNESS-NEXT: Executing Pass 'Lazy Machine Block Frequency Analysis'
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; NO_HOTNESS-NEXT: Executing Pass 'Machine Optimization Remark Emitter'
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; NO_HOTNESS-NEXT: Executing Pass 'MachineDominator Tree Construction'
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; NO_HOTNESS-NEXT: Executing Pass 'Machine Natural Loop Construction'
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; NO_HOTNESS-NEXT: Executing Pass 'AArch64 Assembly Printer'
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; NO_HOTNESS: arm64-summary-remarks.ll:5:0: 1 instructions in function{{$}}
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define void @empty_func() nounwind ssp !dbg !3 !prof !4 {
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ret void
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}
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!llvm.dbg.cu = !{!0}
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!llvm.module.flags = !{!2}
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!0 = distinct !DICompileUnit(language: DW_LANG_C, file: !1)
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!1 = !DIFile(filename: "arm64-summary-remarks.ll", directory: "")
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!2 = !{i32 2, !"Debug Info Version", i32 3}
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!3 = distinct !DISubprogram(name: "empty_func", scope: !1, file: !1, line: 5, scopeLine: 5, unit: !0)
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!4 = !{!"function_entry_count", i64 33}
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