Files
clang-p2996/llvm/test/Instrumentation/InstrProfiling/profiling.ll
Xinliang David Li a82d6c0a4b [PGO] Enable compression in pgo instrumentation
This reduces sizes of instrumented object files, final binaries,
process images, and raw profile data.

The format of the indexed profile data remain the same.

Differential Revision: http://reviews.llvm.org/D16388 
 

llvm-svn: 260117
2016-02-08 18:13:49 +00:00

39 lines
2.0 KiB
LLVM

; RUN: opt < %s -instrprof -S | FileCheck %s
target triple = "x86_64-apple-macosx10.10.0"
@__profn_foo = hidden constant [3 x i8] c"foo"
; CHECK: @__profn_foo = private constant [3 x i8] c"foo"
@__profn_bar = hidden constant [4 x i8] c"bar\00"
; CHECK: @__profn_bar = private constant [4 x i8] c"bar\00"
@__profn_baz = hidden constant [3 x i8] c"baz"
; CHECK: @__profn_baz = private constant [3 x i8] c"baz"
; CHECK: @__profc_foo = hidden global [1 x i64] zeroinitializer, section "__DATA,__llvm_prf_cnts", align 8
; CHECK: @__profd_foo = hidden {{.*}}, section "__DATA,__llvm_prf_data", align 8
define void @foo() {
call void @llvm.instrprof.increment(i8* getelementptr inbounds ([3 x i8], [3 x i8]* @__profn_foo, i32 0, i32 0), i64 0, i32 1, i32 0)
ret void
}
; CHECK: @__profc_bar = hidden global [1 x i64] zeroinitializer, section "__DATA,__llvm_prf_cnts", align 8
; CHECK: @__profd_bar = hidden {{.*}}, section "__DATA,__llvm_prf_data", align 8
define void @bar() {
call void @llvm.instrprof.increment(i8* getelementptr inbounds ([4 x i8], [4 x i8]* @__profn_bar, i32 0, i32 0), i64 0, i32 1, i32 0)
ret void
}
; CHECK: @__profc_baz = hidden global [3 x i64] zeroinitializer, section "__DATA,__llvm_prf_cnts", align 8
; CHECK: @__profd_baz = hidden {{.*}}, section "__DATA,__llvm_prf_data", align 8
define void @baz() {
call void @llvm.instrprof.increment(i8* getelementptr inbounds ([3 x i8], [3 x i8]* @__profn_baz, i32 0, i32 0), i64 0, i32 3, i32 0)
call void @llvm.instrprof.increment(i8* getelementptr inbounds ([3 x i8], [3 x i8]* @__profn_baz, i32 0, i32 0), i64 0, i32 3, i32 1)
call void @llvm.instrprof.increment(i8* getelementptr inbounds ([3 x i8], [3 x i8]* @__profn_baz, i32 0, i32 0), i64 0, i32 3, i32 2)
ret void
}
declare void @llvm.instrprof.increment(i8*, i64, i32, i32)
; CHECK: @__llvm_profile_runtime = external global i32
; CHECK: @llvm.used = appending global {{.*}} @__profd_foo {{.*}} @__profd_bar {{.*}} @__profd_baz {{.*}} section "llvm.metadata"