derek.holloway
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101 lines
4.0 KiB
LLVM
101 lines
4.0 KiB
LLVM
; Verify PGO analysis map features with basic block sections profile.
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;
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; RUN: echo 'v1' > %t
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; RUN: echo 'f foo' >> %t
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; RUN: echo 'g 0:1000,1:800,2:200 1:800,3:800 2:200,3:200 3:1000' >> %t
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; RUN: echo 'c 0 1 2' >> %t
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;
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; RUN: llc < %s -O0 -mtriple=x86_64-pc-linux -function-sections -basic-block-sections=%t -basic-block-address-map -pgo-analysis-map=all -pgo-analysis-map-emit-bb-sections-cfg | FileCheck %s
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define void @foo(i1 %cond) nounwind !prof !0 {
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entry:
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br label %bb1
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bb1:
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br i1 %cond, label %bb2, label %bb3, !prof !1
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bb2:
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br label %bb3
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bb3:
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ret void
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}
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!0 = !{!"function_entry_count", i64 1500}
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!1 = !{!"branch_weights", i32 1200, i32 300}
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;; Verify that foo's PGO map contains both IRPGO and Propeller CFG profiles.
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; CHECK: .section .llvm_bb_addr_map,"o",@llvm_bb_addr_map,.text.foo
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; CHECK-NEXT: .byte 5 # version
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; CHECK-NEXT: .short 143 # feature
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; CHECK: .quad .Lfunc_begin0 # base address
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; CHECK: .byte 0 # BB id
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; CHECK: .byte 1 # BB id
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; CHECK: .byte 2 # BB id
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; CHECK: .byte 3 # BB id
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; CHECK: .ascii "\334\013" # function entry count
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; CHECK-NEXT: .ascii "\200\200\200\200\200\200\200 " # basic block frequency
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; CHECK-NEXT: .ascii "\350\007" # basic block frequency (propeller)
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; CHECK-NEXT: .byte 1 # basic block successor count
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; CHECK-NEXT: .byte 1 # successor BB ID
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; CHECK-NEXT: .ascii "\200\200\200\200\b" # successor branch probability
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; CHECK-NEXT: .ascii "\240\006" # successor branch frequency (propeller)
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; CHECK-NEXT: .ascii "\200\200\200\200\200\200\200 " # basic block frequency
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; CHECK-NEXT: .ascii "\240\006" # basic block frequency (propeller)
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; CHECK-NEXT: .byte 2 # basic block successor count
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; CHECK-NEXT: .byte 2 # successor BB ID
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; CHECK-NEXT: .ascii "\200\200\200\200\004" # successor branch probability
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; CHECK-NEXT: .byte 0 # successor branch frequency (propeller)
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; CHECK-NEXT: .byte 3 # successor BB ID
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; CHECK-NEXT: .ascii "\200\200\200\200\004" # successor branch probability
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; CHECK-NEXT: .ascii "\240\006" # successor branch frequency (propeller)
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; CHECK-NEXT: .ascii "\200\200\200\200\200\200\200\020" # basic block frequency
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; CHECK-NEXT: .ascii "\310\001" # basic block frequency (propeller)
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; CHECK-NEXT: .byte 1 # basic block successor count
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; CHECK-NEXT: .byte 3 # successor BB ID
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; CHECK-NEXT: .ascii "\200\200\200\200\b" # successor branch probability
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; CHECK-NEXT: .ascii "\310\001" # successor branch frequency (propeller)
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; CHECK-NEXT: .ascii "\200\200\200\200\200\200\200 " # basic block frequency
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; CHECK-NEXT: .ascii "\350\007" # basic block frequency (propeller)
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; CHECK-NEXT: .byte 0 # basic block successor count
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define void @bar(i1 %cond) nounwind !prof !2 {
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entry:
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br i1 %cond, label %bb1, label %bb2, !prof !3
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bb1:
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ret void
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bb2:
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ret void
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}
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!2 = !{!"function_entry_count", i64 80}
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!3 = !{!"branch_weights", i32 2, i32 78}
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;; Verify that the PGO map for bar only includes IRPGO data since it doesn't
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;; have Propeller profile.
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; CHECK: .section .llvm_bb_addr_map,"o",@llvm_bb_addr_map,.text.bar
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; CHECK-NEXT: .byte 5 # version
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; CHECK-NEXT: .short 7 # feature
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; CHECK: .quad .Lfunc_begin1 # function address
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; CHECK: .byte 0 # BB id
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; CHECK: .byte 1 # BB id
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; CHECK: .byte 2 # BB id
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; CHECK: .byte 80 # function entry count
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; CHECK-NEXT: .ascii "\200\200\200\200\200\200\200 " # basic block frequency
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; CHECK-NEXT: .byte 2 # basic block successor count
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; CHECK-NEXT: .byte 1 # successor BB ID
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; CHECK-NEXT: .ascii "\200\200\200\200\004" # successor branch probability
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; CHECK-NEXT: .byte 2 # successor BB ID
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; CHECK-NEXT: .ascii "\200\200\200\200\004" # successor branch probability
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; CHECK-NEXT: .ascii "\200\200\200\200\200\200\200\020" # basic block frequency
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; CHECK-NEXT: .byte 0 # basic block successor count
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; CHECK-NEXT: .ascii "\200\200\200\200\200\200\200\020" # basic block frequency
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; CHECK-NEXT: .byte 0 # basic block successor count
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