xref: /aosp_15_r20/external/llvm/test/Transforms/ADCE/delete-profiling-calls-to-constant.ll (revision 9880d6810fe72a1726cb53787c6711e909410d58)
1*9880d681SAndroid Build Coastguard Worker; RUN: opt < %s -adce | FileCheck %s
2*9880d681SAndroid Build Coastguard Worker; RUN: opt < %s -passes=adce | FileCheck %s
3*9880d681SAndroid Build Coastguard Worker
4*9880d681SAndroid Build Coastguard Worker; Verify that a call to instrument a constant is deleted.
5*9880d681SAndroid Build Coastguard Worker
6*9880d681SAndroid Build Coastguard Worker@__profc_foo = private global [1 x i64] zeroinitializer, section "__llvm_prf_cnts", align 8
7*9880d681SAndroid Build Coastguard Worker@__profd_foo = private global { i64, i64, i64*, i8*, i8*, i32, [1 x i16] } { i64 6699318081062747564, i64 0, i64* getelementptr inbounds ([1 x i64], [1 x i64]* @__profc_foo, i32 0, i32 0), i8* bitcast (i32 ()* @foo to i8*), i8* null, i32 1, [1 x i16] [i16 1] }, section "__llvm_prf_data", align 8
8*9880d681SAndroid Build Coastguard Worker
9*9880d681SAndroid Build Coastguard Workerdefine i32 @foo() {
10*9880d681SAndroid Build Coastguard Worker; CHECK-NOT: __llvm_profile_instrument_target
11*9880d681SAndroid Build Coastguard Workerentry:
12*9880d681SAndroid Build Coastguard Worker  tail call void @__llvm_profile_instrument_target(i64 ptrtoint (i32 (i32)* @bar to i64), i8* bitcast ({ i64, i64, i64*, i8*, i8*, i32, [1 x i16] }* @__profd_foo to i8*), i32 0)
13*9880d681SAndroid Build Coastguard Worker  %call = tail call i32 @bar(i32 21)
14*9880d681SAndroid Build Coastguard Worker  ret i32 %call
15*9880d681SAndroid Build Coastguard Worker}
16*9880d681SAndroid Build Coastguard Worker
17*9880d681SAndroid Build Coastguard Workerdeclare i32 @bar(i32)
18*9880d681SAndroid Build Coastguard Worker
19*9880d681SAndroid Build Coastguard Workerdeclare void @__llvm_profile_instrument_target(i64, i8*, i32)
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