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llvm-project/llvm/test/Transforms/ADCE/delete-profiling-calls-to-c...

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Fix a test to check assembly output instead of bitcode. llvm-svn: 299279
2017-04-01 07:22:19 +08:00
; RUN: opt < %s -adce -S | FileCheck %s
; RUN: opt < %s -passes=adce -S | FileCheck %s
[PGO] Remove redundant VP instrumentation LLVM optimization passes may reduce a profiled target expression to a constant. Removing runtime calls at such instrumentation points would help speedup the runtime of the instrumented program. llvm-svn: 266229
2016-04-14 02:52:19 +08:00
; Verify that a call to instrument a constant is deleted.
@__profc_foo = private global [1 x i64] zeroinitializer, section "__llvm_prf_cnts", align 8
@__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
define i32 @foo() {
Fix a test to check assembly output instead of bitcode. llvm-svn: 299279
2017-04-01 07:22:19 +08:00
; CHECK-NOT: call void @__llvm_profile_instrument_target
[PGO] Remove redundant VP instrumentation LLVM optimization passes may reduce a profiled target expression to a constant. Removing runtime calls at such instrumentation points would help speedup the runtime of the instrumented program. llvm-svn: 266229
2016-04-14 02:52:19 +08:00
entry:
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)
%call = tail call i32 @bar(i32 21)
ret i32 %call
}
declare i32 @bar(i32)
declare void @__llvm_profile_instrument_target(i64, i8*, i32)