llvm-project/llvm/test/Bitcode/thinlto-function-summary-ca...

46 lines
1.4 KiB
LLVM

; Test to check the callgraph for calls to casts.
; RUN: opt -module-summary %s -o %t.o
; RUN: llvm-bcanalyzer -dump %t.o | FileCheck %s
; PR34966
; CHECK: <GLOBALVAL_SUMMARY_BLOCK
; CHECK-NEXT: <VERSION
; CHECK-NEXT: <FLAGS
; "op7" is a call to "callee" function.
; CHECK-NEXT: <PERMODULE {{.*}} op9=3 op10=[[ALIASID:[0-9]+]]/>
; "another_caller" has only references but no calls.
; CHECK-NEXT: <PERMODULE {{.*}} op4=3 {{.*}} op9={{[0-9]+}}/>
; CHECK-NEXT: <PERMODULE {{.*}} op0=[[ALIASEEID:[0-9]+]]
; CHECK-NEXT: <ALIAS {{.*}} op0=[[ALIASID]] {{.*}} op2=[[ALIASEEID]]/>
; CHECK-NEXT: <BLOCK_COUNT op0=3/>
; CHECK-NEXT: </GLOBALVAL_SUMMARY_BLOCK>
; ModuleID = 'thinlto-function-summary-callgraph-cast.ll'
target datalayout = "e-m:e-i64:64-f80:128-n8:16:32:64-S128"
target triple = "x86_64-unknown-linux-gnu"
define void @caller() {
call void bitcast (void (...)* @callee to void ()*)()
call void bitcast (void (...)* @analias to void ()*)()
ret void
}
define void @another_caller() {
; Test calls that aren't handled either as direct or indirect.
call void select (i1 icmp eq (i32* @global, i32* null), void ()* @f, void ()* @g)()
ret void
}
declare void @callee(...)
@analias = alias void (...), bitcast (void ()* @aliasee to void (...)*)
define void @aliasee() {
entry:
ret void
}
declare void @f()
declare void @g()
@global = extern_weak global i32