llvm-for-llvmta/test/Analysis/CallGraph/ignore-callback-uses.ll

52 lines
2.0 KiB
LLVM

; RUN: opt < %s -print-callgraph -disable-output 2>&1 | FileCheck %s
; CHECK: Call graph node <<null function>><<{{.*}}>> #uses=0
; CHECK-NEXT: CS<{{.*}}> calls function 'f'
; CHECK-NEXT: CS<{{.*}}> calls function '__kmpc_fork_call'
; CHECK-EMPTY:
%struct.ident_t = type { i32, i32, i32, i32, i8* }
@0 = private unnamed_addr constant [23 x i8] c";unknown;unknown;0;0;;\00", align 1
@1 = private unnamed_addr global %struct.ident_t { i32 0, i32 2, i32 0, i32 0, i8* getelementptr inbounds ([23 x i8], [23 x i8]* @0, i32 0, i32 0) }, align 8
; Function Attrs: noinline nounwind optnone uwtable
define dso_local void @f() {
entry:
br label %omp_parallel
omp_parallel: ; preds = %entry
call void (%struct.ident_t*, i32, void (i32*, i32*, ...)*, ...) @__kmpc_fork_call(%struct.ident_t* @1, i32 0, void (i32*, i32*, ...)* bitcast (void (i32*, i32*)* @f..omp_par to void (i32*, i32*, ...)*))
br label %omp.par.exit.split
omp.par.exit.split: ; preds = %omp_parallel
ret void
}
; Function Attrs: norecurse nounwind
define internal void @f..omp_par(i32* noalias %tid.addr, i32* noalias %zero.addr) {
omp.par.entry:
%tid.addr.local = alloca i32, align 4
%0 = load i32, i32* %tid.addr, align 4
store i32 %0, i32* %tid.addr.local, align 4
%tid = load i32, i32* %tid.addr.local, align 4
br label %omp.par.region
omp.par.exit.split.exitStub: ; preds = %omp.par.outlined.exit
ret void
omp.par.region: ; preds = %omp.par.entry
br label %omp.par.pre_finalize
omp.par.pre_finalize: ; preds = %omp.par.region
br label %omp.par.outlined.exit
omp.par.outlined.exit: ; preds = %omp.par.pre_finalize
br label %omp.par.exit.split.exitStub
}
; Function Attrs: nounwind
declare !callback !2 void @__kmpc_fork_call(%struct.ident_t*, i32, void (i32*, i32*, ...)*, ...) #2
!2 = !{!3}
!3 = !{i64 2, i64 -1, i64 -1, i1 true}