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TheRock/compiler/amd-llvm/llvm/test/CodeGen/AArch64/arm64-opt-remarks-lazy-bfi.ll
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derek.holloway 7502bf64a4
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2026-09-02 16:34:47 -07:00

130 lines
7.7 KiB
LLVM

; RUN: llc < %s -mtriple=arm64-apple-ios7.0 -pass-remarks-analysis=asm-printer \
; RUN: --debugify-and-strip-all-safe=0 \
; RUN: -verify-machineinstrs \
; RUN: -pass-remarks-with-hotness=1 -asm-verbose=0 \
; RUN: -debug-only=lazy-machine-block-freq,block-freq \
; RUN: -debug-pass=Executions 2>&1 | FileCheck %s -check-prefix=HOTNESS
; RUN: llc < %s -mtriple=arm64-apple-ios7.0 -pass-remarks-analysis=asm-printer \
; RUN: --debugify-and-strip-all-safe=0 \
; RUN: -verify-machineinstrs \
; RUN: -pass-remarks-with-hotness=0 -asm-verbose=0 \
; RUN: -debug-only=lazy-machine-block-freq,block-freq \
; RUN: -debug-pass=Executions 2>&1 | FileCheck %s -check-prefix=NO_HOTNESS
; REQUIRES: asserts
; Verify that we don't new populate MachineBFI for passes that already use
; MBFI, e.g. GreedyRegAlloc. (This hard-codes the previous pass to the
; GreedyRegAlloc, please adjust accordingly.)
; HOTNESS: Executing Pass 'Spill Code Placement Analysis'
; HOTNESS-NEXT: Executing Pass 'Lazy Machine Block Frequency Analysis'
; HOTNESS-NEXT: Executing Pass 'Machine Optimization Remark Emitter'
; HOTNESS-NEXT: MachineBlockFrequencyInfo is available
; HOTNESS-NEXT: Executing Pass 'Greedy Register Allocator'
; Verify that we only populate MachineBFI on behalf of ORE when hotness is
; requested. (This hard-codes the previous pass to the Assembly Printer,
; please adjust accordingly.)
; HOTNESS: Freeing Pass 'Machine Outliner'
; HOTNESS-NEXT: Executing Pass 'Function Pass Manager'
; HOTNESS-NEXT: Executing Pass 'Verify generated machine code' on Function 'empty_func'...
; HOTNESS-NEXT: Freeing Pass 'Verify generated machine code' on Function 'empty_func'...
; HOTNESS-NEXT: Executing Pass 'AArch64 sls hardening pass' on Function 'empty_func'...
; HOTNESS-NEXT: Freeing Pass 'AArch64 sls hardening pass' on Function 'empty_func'...
; HOTNESS-NEXT: Executing Pass 'Verify generated machine code' on Function 'empty_func'...
; HOTNESS-NEXT: Freeing Pass 'Verify generated machine code' on Function 'empty_func'...
; HOTNESS-NEXT: Executing Pass 'AArch64 Pointer Authentication' on Function 'empty_func'...
; HOTNESS-NEXT: Freeing Pass 'AArch64 Pointer Authentication' on Function 'empty_func'...
; HOTNESS-NEXT: Executing Pass 'Verify generated machine code' on Function 'empty_func'...
; HOTNESS-NEXT: Freeing Pass 'Verify generated machine code' on Function 'empty_func'...
; HOTNESS-NEXT: Executing Pass 'AArch64 Branch Targets' on Function 'empty_func'...
; HOTNESS-NEXT: Freeing Pass 'AArch64 Branch Targets' on Function 'empty_func'...
; HOTNESS-NEXT: Executing Pass 'Verify generated machine code' on Function 'empty_func'...
; HOTNESS-NEXT: Freeing Pass 'Verify generated machine code' on Function 'empty_func'...
; HOTNESS-NEXT: Executing Pass 'Branch relaxation pass' on Function 'empty_func'
; HOTNESS-NEXT: Freeing Pass 'Branch relaxation pass' on Function 'empty_func'
; HOTNESS-NEXT: Executing Pass 'Verify generated machine code'
; HOTNESS-NEXT: Freeing Pass 'Verify generated machine code'
; HOTNESS-NEXT: Executing Pass 'AArch64 Compress Jump Tables' on Function 'empty_func'
; HOTNESS-NEXT: Freeing Pass 'AArch64 Compress Jump Tables' on Function 'empty_func'
; HOTNESS-NEXT: Executing Pass 'Verify generated machine code'
; HOTNESS-NEXT: Freeing Pass 'Verify generated machine code'
; HOTNESS-NEXT: Executing Pass 'Insert CFI remember/restore state instructions' on Function 'empty_func'
; HOTNESS-NEXT: Freeing Pass 'Insert CFI remember/restore state instructions' on Function 'empty_func'
; HOTNESS-NEXT: Executing Pass 'Verify generated machine code'
; HOTNESS-NEXT: Freeing Pass 'Verify generated machine code'
; HOTNESS: Executing Pass 'Unpack machine instruction bundles'
; HOTNESS-NEXT: Freeing Pass 'Unpack machine instruction bundles'
; HOTNESS-NEXT: Executing Pass 'Verify generated machine code'
; HOTNESS-NEXT: Freeing Pass 'Verify generated machine code'
; HOTNESS-NEXT: Executing Pass 'Lazy Machine Block Frequency Analysis'
; HOTNESS-NEXT: Executing Pass 'Machine Optimization Remark Emitter'
; HOTNESS-NEXT: Building MachineBlockFrequencyInfo on the fly
; HOTNESS-NEXT: Building LoopInfo on the fly
; HOTNESS-NEXT: Building DominatorTree on the fly
; HOTNESS-NOT: Executing Pass
; HOTNESS: block-frequency: empty_func
; HOTNESS-NOT: Executing Pass
; HOTNESS: Executing Pass 'AArch64 Assembly Printer'
; HOTNESS: arm64-summary-remarks.ll:5:0: 1 instructions in function (hotness: 33)
; NO_HOTNESS: Freeing Pass 'Machine Outliner'
; NO_HOTNESS-NEXT: Executing Pass 'Function Pass Manager'
; NO_HOTNESS-NEXT: Executing Pass 'Verify generated machine code' on Function 'empty_func'...
; NO_HOTNESS-NEXT: Freeing Pass 'Verify generated machine code' on Function 'empty_func'...
; NO_HOTNESS-NEXT: Executing Pass 'AArch64 sls hardening pass' on Function 'empty_func'...
; NO_HOTNESS-NEXT: Freeing Pass 'AArch64 sls hardening pass' on Function 'empty_func'...
; NO_HOTNESS-NEXT: Executing Pass 'Verify generated machine code' on Function 'empty_func'...
; NO_HOTNESS-NEXT: Freeing Pass 'Verify generated machine code' on Function 'empty_func'...
; NO_HOTNESS-NEXT: Executing Pass 'AArch64 Pointer Authentication' on Function 'empty_func'...
; NO_HOTNESS-NEXT: Freeing Pass 'AArch64 Pointer Authentication' on Function 'empty_func'...
; NO_HOTNESS-NEXT: Executing Pass 'Verify generated machine code' on Function 'empty_func'...
; NO_HOTNESS-NEXT: Freeing Pass 'Verify generated machine code' on Function 'empty_func'...
; NO_HOTNESS-NEXT: Executing Pass 'AArch64 Branch Targets' on Function 'empty_func'...
; NO_HOTNESS-NEXT: Freeing Pass 'AArch64 Branch Targets' on Function 'empty_func'...
; NO_HOTNESS-NEXT: Executing Pass 'Verify generated machine code' on Function 'empty_func'...
; NO_HOTNESS-NEXT: Freeing Pass 'Verify generated machine code' on Function 'empty_func'...
; NO_HOTNESS-NEXT: Executing Pass 'Branch relaxation pass' on Function 'empty_func'
; NO_HOTNESS-NEXT: Freeing Pass 'Branch relaxation pass' on Function 'empty_func'
; NO_HOTNESS-NEXT: Executing Pass 'Verify generated machine code'
; NO_HOTNESS-NEXT: Freeing Pass 'Verify generated machine code'
; NO_HOTNESS-NEXT: Executing Pass 'AArch64 Compress Jump Tables' on Function 'empty_func'
; NO_HOTNESS-NEXT: Freeing Pass 'AArch64 Compress Jump Tables' on Function 'empty_func'
; NO_HOTNESS-NEXT: Executing Pass 'Verify generated machine code'
; NO_HOTNESS-NEXT: Freeing Pass 'Verify generated machine code'
; NO_HOTNESS-NEXT: Executing Pass 'Insert CFI remember/restore state instructions' on Function 'empty_func'
; NO_HOTNESS-NEXT: Freeing Pass 'Insert CFI remember/restore state instructions' on Function 'empty_func'
; NO_HOTNESS-NEXT: Executing Pass 'Verify generated machine code'
; NO_HOTNESS-NEXT: Freeing Pass 'Verify generated machine code'
; NO_HOTNESS: Executing Pass 'Unpack machine instruction bundles'
; NO_HOTNESS-NEXT: Freeing Pass 'Unpack machine instruction bundles'
; NO_HOTNESS-NEXT: Executing Pass 'Verify generated machine code'
; NO_HOTNESS-NEXT: Freeing Pass 'Verify generated machine code'
; NO_HOTNESS-NEXT: Executing Pass 'Lazy Machine Block Frequency Analysis'
; NO_HOTNESS-NEXT: Executing Pass 'Machine Optimization Remark Emitter'
; NO_HOTNESS-NEXT: Executing Pass 'AArch64 Assembly Printer'
; NO_HOTNESS: arm64-summary-remarks.ll:5:0: 1 instructions in function{{$}}
define void @empty_func() nounwind ssp !dbg !3 !prof !4 {
ret void
}
!llvm.dbg.cu = !{!0}
!llvm.module.flags = !{!2}
!0 = distinct !DICompileUnit(language: DW_LANG_C, file: !1)
!1 = !DIFile(filename: "arm64-summary-remarks.ll", directory: "")
!2 = !{i32 2, !"Debug Info Version", i32 3}
!3 = distinct !DISubprogram(name: "empty_func", scope: !1, file: !1, line: 5, scopeLine: 5, type: !5, unit: !0)
!4 = !{!"function_entry_count", i64 33}
!5 = !DISubroutineType(types: !6)
!6 = !{null}