122 lines
5.0 KiB
LLVM
122 lines
5.0 KiB
LLVM
; Test to check both the callgraph and refgraph in summary
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; RUN: opt -module-summary %s -o %t.o
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; RUN: llvm-bcanalyzer -dump %t.o | FileCheck %s
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; See if the calls and other references are recorded properly using the
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; expected value id and other information as appropriate (callsite cout
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; for calls). Use different linkage types for the various test cases to
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; distinguish the test cases here (op1 contains the linkage type).
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; Note that op3 contains the # non-call references.
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; This also ensures that we didn't include a call or reference to intrinsic
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; llvm.ctpop.i8.
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; CHECK: <GLOBALVAL_SUMMARY_BLOCK
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; Function main contains call to func, as well as address reference to func:
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; CHECK-DAG: <PERMODULE {{.*}} op0=[[MAINID:[0-9]+]] op1=0 {{.*}} op3=1 op4=[[FUNCID:[0-9]+]] op5=[[FUNCID]]/>
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; Function W contains a call to func3 as well as a reference to globalvar:
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; CHECK-DAG: <PERMODULE {{.*}} op0=[[WID:[0-9]+]] op1=5 {{.*}} op3=1 op4=[[GLOBALVARID:[0-9]+]] op5=[[FUNC3ID:[0-9]+]]/>
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; Function X contains call to foo, as well as address reference to foo
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; which is in the same instruction as the call:
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; CHECK-DAG: <PERMODULE {{.*}} op0=[[XID:[0-9]+]] op1=1 {{.*}} op3=1 op4=[[FOOID:[0-9]+]] op5=[[FOOID]]/>
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; Function Y contains call to func2, and ensures we don't incorrectly add
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; a reference to it when reached while earlier analyzing the phi using its
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; return value:
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; CHECK-DAG: <PERMODULE {{.*}} op0=[[YID:[0-9]+]] op1=8 {{.*}} op3=0 op4=[[FUNC2ID:[0-9]+]]/>
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; Function Z contains call to func2, and ensures we don't incorrectly add
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; a reference to it when reached while analyzing subsequent use of its return
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; value:
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; CHECK-DAG: <PERMODULE {{.*}} op0=[[ZID:[0-9]+]] op1=3 {{.*}} op3=0 op4=[[FUNC2ID:[0-9]+]]/>
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; Variable bar initialization contains address reference to func:
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; CHECK-DAG: <PERMODULE_GLOBALVAR_INIT_REFS {{.*}} op0=[[BARID:[0-9]+]] op1=0 op2=[[FUNCID]]/>
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; CHECK: </GLOBALVAL_SUMMARY_BLOCK>
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; CHECK-NEXT: <VALUE_SYMTAB
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; CHECK-DAG: <ENTRY {{.*}} op0=[[BARID]] {{.*}} record string = 'bar'
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; CHECK-DAG: <ENTRY {{.*}} op0=[[FUNCID]] {{.*}} record string = 'func'
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; CHECK-DAG: <ENTRY {{.*}} op0=[[FOOID]] {{.*}} record string = 'foo'
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; CHECK-DAG: <FNENTRY {{.*}} op0=[[MAINID]] {{.*}} record string = 'main'
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; CHECK-DAG: <FNENTRY {{.*}} op0=[[WID]] {{.*}} record string = 'W'
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; CHECK-DAG: <FNENTRY {{.*}} op0=[[XID]] {{.*}} record string = 'X'
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; CHECK-DAG: <FNENTRY {{.*}} op0=[[YID]] {{.*}} record string = 'Y'
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; CHECK-DAG: <FNENTRY {{.*}} op0=[[ZID]] {{.*}} record string = 'Z'
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; CHECK-DAG: <ENTRY {{.*}} op0=[[FUNC2ID]] {{.*}} record string = 'func2'
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; CHECK-DAG: <ENTRY {{.*}} op0=[[FUNC3ID]] {{.*}} record string = 'func3'
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; CHECK-DAG: <ENTRY {{.*}} op0=[[GLOBALVARID]] {{.*}} record string = 'globalvar'
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; CHECK: </VALUE_SYMTAB>
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; ModuleID = 'thinlto-function-summary-refgraph.ll'
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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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@bar = global void (...)* bitcast (void ()* @func to void (...)*), align 8
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@globalvar = global i32 0, align 4
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declare void @func() #0
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declare i32 @func2(...) #1
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declare void @foo(i8* %F) #0
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declare i32 @func3(i32* dereferenceable(4)) #2
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; Function Attrs: nounwind uwtable
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define weak_odr void @W() #0 {
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entry:
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%call = tail call i32 @func3(i32* nonnull dereferenceable(4) @globalvar)
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ret void
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}
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; Function Attrs: nounwind uwtable
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define available_externally void @X() #0 {
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entry:
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call void @foo(i8* bitcast (void (i8*)* @foo to i8*))
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ret void
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}
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; Function Attrs: nounwind uwtable
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define private i32 @Y(i32 %i) #0 {
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entry:
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%cmp3 = icmp slt i32 %i, 10
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br i1 %cmp3, label %while.body.preheader, label %while.end
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while.body.preheader: ; preds = %entry
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br label %while.body
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while.body: ; preds = %while.body.preheader, %while.body
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%j.05 = phi i32 [ %add, %while.body ], [ 0, %while.body.preheader ]
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%i.addr.04 = phi i32 [ %inc, %while.body ], [ %i, %while.body.preheader ]
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%inc = add nsw i32 %i.addr.04, 1
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%call = tail call i32 (...) @func2() #2
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%add = add nsw i32 %call, %j.05
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%exitcond = icmp eq i32 %inc, 10
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br i1 %exitcond, label %while.end.loopexit, label %while.body
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while.end.loopexit: ; preds = %while.body
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%add.lcssa = phi i32 [ %add, %while.body ]
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br label %while.end
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while.end: ; preds = %while.end.loopexit, %entry
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%j.0.lcssa = phi i32 [ 0, %entry ], [ %add.lcssa, %while.end.loopexit ]
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ret i32 %j.0.lcssa
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}
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; Function Attrs: nounwind uwtable
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define linkonce_odr i32 @Z() #0 {
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entry:
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%call = tail call i32 (...) @func2() #2
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ret i32 %call
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}
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declare i8 @llvm.ctpop.i8(i8)
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; Function Attrs: nounwind uwtable
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define i32 @main() #0 {
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entry:
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%retval = alloca i32, align 4
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%foo = alloca void (...)*, align 8
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store i32 0, i32* %retval, align 4
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store void (...)* bitcast (void ()* @func to void (...)*), void (...)** %foo, align 8
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%0 = load void (...)*, void (...)** %foo, align 8
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call void (...) %0()
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call void @func()
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call i8 @llvm.ctpop.i8( i8 10 )
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ret i32 0
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}
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