forked from OSchip/llvm-project
72 lines
2.3 KiB
LLVM
72 lines
2.3 KiB
LLVM
; Test to check thin link importing stats
|
|
|
|
; -stats requires asserts
|
|
; REQUIRES: asserts
|
|
|
|
; REQUIRES: x86-registered-target
|
|
|
|
; RUN: opt -module-summary %s -o %t.bc
|
|
; RUN: opt -module-summary %p/Inputs/import_stats.ll -o %t2.bc
|
|
|
|
; Test thin link stats with both new and old LTO
|
|
; RUN: llvm-lto -thinlto-action=run -stats %t.bc %t2.bc \
|
|
; RUN: 2>&1 | FileCheck %s --check-prefix=THINLINKSTATS
|
|
; RUN: llvm-lto2 run -stats -o %t3 %t.bc %t2.bc \
|
|
; RUN: -r %t.bc,hot_function,plx \
|
|
; RUN: -r %t.bc,hot, \
|
|
; RUN: -r %t.bc,critical, \
|
|
; RUN: -r %t.bc,none, \
|
|
; RUN: -r %t2.bc,hot,plx \
|
|
; RUN: -r %t2.bc,critical,plx \
|
|
; RUN: -r %t2.bc,none,plx \
|
|
; RUN: -r %t2.bc,globalvar,plx \
|
|
; RUN: 2>&1 | FileCheck %s --check-prefix=THINLINKSTATS
|
|
|
|
; THINLINKSTATS-DAG: 1 function-import - Number of global variables thin link decided to import
|
|
; THINLINKSTATS-DAG: 1 function-import - Number of critical functions thin link decided to import
|
|
; THINLINKSTATS-DAG: 3 function-import - Number of functions thin link decided to import
|
|
; THINLINKSTATS-DAG: 1 function-import - Number of hot functions thin link decided to import
|
|
|
|
; ModuleID = 'import_stats.ll'
|
|
target datalayout = "e-m:e-p270:32:32-p271:32:32-p272:64:64-i64:64-f80:128-n8:16:32:64-S128"
|
|
target triple = "x86_64-unknown-linux-gnu"
|
|
|
|
; This function has a high profile count, so entry block is hot.
|
|
define void @hot_function(i1 %a) !prof !20 {
|
|
entry:
|
|
call void @hot()
|
|
call void @critical()
|
|
br i1 %a, label %None1, label %None2, !prof !42
|
|
None1: ; half goes here
|
|
call void @none()
|
|
br label %exit
|
|
None2: ; half goes here
|
|
br label %exit
|
|
exit:
|
|
ret void
|
|
}
|
|
|
|
declare void @hot()
|
|
declare void @none()
|
|
declare void @critical()
|
|
|
|
!42 = !{!"branch_weights", i32 1, i32 1}
|
|
|
|
!llvm.module.flags = !{!1}
|
|
!20 = !{!"function_entry_count", i64 100, i64 696010031887058302}
|
|
|
|
!1 = !{i32 1, !"ProfileSummary", !2}
|
|
!2 = !{!3, !4, !5, !6, !7, !8, !9, !10}
|
|
!3 = !{!"ProfileFormat", !"InstrProf"}
|
|
!4 = !{!"TotalCount", i64 300}
|
|
!5 = !{!"MaxCount", i64 100}
|
|
!6 = !{!"MaxInternalCount", i64 100}
|
|
!7 = !{!"MaxFunctionCount", i64 100}
|
|
!8 = !{!"NumCounts", i64 4}
|
|
!9 = !{!"NumFunctions", i64 1}
|
|
!10 = !{!"DetailedSummary", !11}
|
|
!11 = !{!12, !13, !14}
|
|
!12 = !{i32 10000, i64 100, i32 1}
|
|
!13 = !{i32 999000, i64 100, i32 1}
|
|
!14 = !{i32 999999, i64 1, i32 4}
|