112 lines
4.9 KiB
LLVM
112 lines
4.9 KiB
LLVM
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; Note: Verify bfi counter after loading the profile.
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; RUN: llvm-profdata merge %S/Inputs/bfi_verification.proftext -o %t.profdata
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; RUN: opt < %s -pgo-instr-use -pgo-test-profile-file=%t.profdata -S -pgo-verify-bfi-ratio=2 -pgo-verify-bfi=true -pgo-fix-entry-count=false -pass-remarks-analysis=pgo 2>&1 | FileCheck %s --check-prefix=THRESHOLD-CHECK
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; RUN: opt < %s -pgo-instr-use -pgo-test-profile-file=%t.profdata -S -pgo-verify-hot-bfi=true -pgo-fix-entry-count=false -pass-remarks-analysis=pgo 2>&1 | FileCheck %s --check-prefix=HOTONLY-CHECK
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target datalayout = "e-m:e-i64:64-f80:128-n8:16:32:64-S128"
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target triple = "x86_64-unknown-linux-gnu"
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%struct.basket = type { %struct.arc*, i64, i64 }
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%struct.arc = type { i64, %struct.node*, %struct.node*, i32, %struct.arc*, %struct.arc*, i64, i64 }
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%struct.node = type { i64, i32, %struct.node*, %struct.node*, %struct.node*, %struct.node*, %struct.arc*, %struct.arc*, %struct.arc*, %struct.arc*, i64, i64, i32, i32 }
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@perm = internal unnamed_addr global [351 x %struct.basket*] zeroinitializer, align 16
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define dso_local void @sort_basket(i64 %min, i64 %max) {
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entry:
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%add = add nsw i64 %min, %max
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%div = sdiv i64 %add, 2
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%arrayidx = getelementptr inbounds [351 x %struct.basket*], [351 x %struct.basket*]* @perm, i64 0, i64 %div
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%0 = load %struct.basket*, %struct.basket** %arrayidx, align 8
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%abs_cost = getelementptr inbounds %struct.basket, %struct.basket* %0, i64 0, i32 2
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%1 = load i64, i64* %abs_cost, align 8
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br label %do.body
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do.body:
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%r.0 = phi i64 [ %max, %entry ], [ %r.2, %if.end ]
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%l.0 = phi i64 [ %min, %entry ], [ %l.2, %if.end ]
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br label %while.cond
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while.cond:
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%l.1 = phi i64 [ %l.0, %do.body ], [ %inc, %while.body ]
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%arrayidx1 = getelementptr inbounds [351 x %struct.basket*], [351 x %struct.basket*]* @perm, i64 0, i64 %l.1
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%2 = load %struct.basket*, %struct.basket** %arrayidx1, align 8
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%abs_cost2 = getelementptr inbounds %struct.basket, %struct.basket* %2, i64 0, i32 2
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%3 = load i64, i64* %abs_cost2, align 8
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%cmp = icmp sgt i64 %3, %1
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br i1 %cmp, label %while.body, label %while.cond3
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while.body:
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%inc = add nsw i64 %l.1, 1
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br label %while.cond
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while.cond3:
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%r.1 = phi i64 [ %r.0, %while.cond ], [ %dec, %while.body7 ]
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%arrayidx4 = getelementptr inbounds [351 x %struct.basket*], [351 x %struct.basket*]* @perm, i64 0, i64 %r.1
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%4 = load %struct.basket*, %struct.basket** %arrayidx4, align 8
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%abs_cost5 = getelementptr inbounds %struct.basket, %struct.basket* %4, i64 0, i32 2
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%5 = load i64, i64* %abs_cost5, align 8
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%cmp6 = icmp sgt i64 %1, %5
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br i1 %cmp6, label %while.body7, label %while.end8
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while.body7:
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%dec = add nsw i64 %r.1, -1
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br label %while.cond3
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while.end8:
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%cmp9 = icmp slt i64 %l.1, %r.1
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br i1 %cmp9, label %if.then, label %if.end
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if.then:
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%6 = bitcast %struct.basket** %arrayidx1 to i64*
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%7 = load i64, i64* %6, align 8
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store %struct.basket* %4, %struct.basket** %arrayidx1, align 8
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%8 = bitcast %struct.basket** %arrayidx4 to i64*
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store i64 %7, i64* %8, align 8
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br label %if.end
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if.end:
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%cmp14 = icmp sgt i64 %l.1, %r.1
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%not.cmp14 = xor i1 %cmp14, true
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%9 = zext i1 %not.cmp14 to i64
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%r.2 = sub i64 %r.1, %9
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%not.cmp1457 = xor i1 %cmp14, true
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%inc16 = zext i1 %not.cmp1457 to i64
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%l.2 = add nsw i64 %l.1, %inc16
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%cmp19 = icmp sgt i64 %l.2, %r.2
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br i1 %cmp19, label %do.end, label %do.body
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do.end:
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%cmp20 = icmp sgt i64 %r.2, %min
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br i1 %cmp20, label %if.then21, label %if.end22
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if.then21:
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call void @sort_basket(i64 %min, i64 %r.2)
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br label %if.end22
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if.end22:
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%cmp23 = icmp slt i64 %l.2, %max
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%cmp24 = icmp slt i64 %l.2, 51
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%or.cond = and i1 %cmp23, %cmp24
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br i1 %or.cond, label %if.then25, label %if.end26
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if.then25:
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call void @sort_basket(i64 %l.2, i64 %max)
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br label %if.end26
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if.end26:
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ret void
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}
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; THRESHOLD-CHECK: remark: <unknown>:0:0: BB do.body Count=39637749 BFI_Count=40801304
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; THRESHOLD-CHECK: remark: <unknown>:0:0: BB while.cond Count=80655628 BFI_Count=83956530
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; THRESHOLD-CHECK: remark: <unknown>:0:0: BB while.body Count=41017879 BFI_Count=42370585
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; THRESHOLD-CHECK: remark: <unknown>:0:0: BB while.cond3 Count=71254487 BFI_Count=73756204
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; THRESHOLD-CHECK: remark: <unknown>:0:0: BB while.body7 Count=31616738 BFI_Count=32954900
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; THRESHOLD-CHECK: remark: <unknown>:0:0: BB while.end8 Count=39637749 BFI_Count=40801304
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; THRESHOLD-CHECK: remark: <unknown>:0:0: BB if.then Count=32743703 BFI_Count=33739540
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; THRESHOLD-CHECK: remark: <unknown>:0:0: BB if.end Count=39637749 BFI_Count=40801304
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; THRESHOLD-CHECK: remark: <unknown>:0:0: BB if.then25 Count=6013544 BFI_Count=6277124
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; THRESHOLD-CHECK: remark: <unknown>:0:0: In Func sort_basket: Num_of_BB=14, Num_of_non_zerovalue_BB=14, Num_of_mis_matching_BB=9
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; HOTONLY-CHECK: remark: <unknown>:0:0: BB if.then25 Count=6013544 BFI_Count=6277124 (raw-Cold to BFI-Hot)
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; HOTONLY-CHECK: remark: <unknown>:0:0: In Func sort_basket: Num_of_BB=14, Num_of_non_zerovalue_BB=14, Num_of_mis_matching_BB=1
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