inline_stats.ll
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; First with legacy PM
; RUN: opt -S -inline -inliner-function-import-stats=basic < %s 2>&1 | FileCheck %s -check-prefix=CHECK-BASIC -check-prefix=CHECK
; RUN: opt -S -inline -inliner-function-import-stats=verbose < %s 2>&1 | FileCheck %s -check-prefix="CHECK-VERBOSE" -check-prefix=CHECK
; Do again with new PM
; RUN: opt -S -passes=inline -inliner-function-import-stats=basic < %s 2>&1 | FileCheck %s -check-prefix=CHECK-BASIC -check-prefix=CHECK
; RUN: opt -S -passes=inline -inliner-function-import-stats=verbose < %s 2>&1 | FileCheck %s -check-prefix="CHECK-VERBOSE" -check-prefix=CHECK
; CHECK: ------- Dumping inliner stats for [<stdin>] -------
; CHECK-BASIC-NOT: -- List of inlined functions:
; CHECK-BASIC-NOT: -- Inlined not imported function
; CHECK-VERBOSE: -- List of inlined functions:
; CHECK-VERBOSE: Inlined not imported function [internal2]: #inlines = 6, #inlines_to_importing_module = 2
; CHECK-VERBOSE: Inlined imported function [external2]: #inlines = 4, #inlines_to_importing_module = 1
; CHECK-VERBOSE: Inlined imported function [external1]: #inlines = 3, #inlines_to_importing_module = 2
; CHECK-VERBOSE: Inlined imported function [external5]: #inlines = 1, #inlines_to_importing_module = 1
; CHECK-VERBOSE: Inlined imported function [external3]: #inlines = 1, #inlines_to_importing_module = 0
; CHECK: -- Summary:
; CHECK: All functions: 10, imported functions: 7
; CHECK: inlined functions: 5 [50% of all functions]
; CHECK: imported functions inlined anywhere: 4 [57.14% of imported functions]
; CHECK: imported functions inlined into importing module: 3 [42.86% of imported functions], remaining: 4 [57.14% of imported functions]
; CHECK: non-imported functions inlined anywhere: 1 [33.33% of non-imported functions]
; CHECK: non-imported functions inlined into importing module: 1 [33.33% of non-imported functions]
define void @internal() {
call fastcc void @external1()
call fastcc void @internal2()
call coldcc void @external_big()
ret void
}
define void @internal2() alwaysinline {
ret void
}
define void @internal3() {
call fastcc void @external1()
call fastcc void @external5()
ret void
}
declare void @external_decl()
define void @external1() alwaysinline !thinlto_src_module !0 {
call fastcc void @internal2()
call fastcc void @external2();
call void @external_decl();
ret void
}
define void @external2() alwaysinline !thinlto_src_module !1 {
ret void
}
define void @external3() alwaysinline !thinlto_src_module !1 {
ret void
}
define void @external4() !thinlto_src_module !1 {
call fastcc void @external1()
call fastcc void @external2()
ret void
}
define void @external5() !thinlto_src_module !1 {
ret void
}
; Assume big piece of code here. This function won't be inlined, so all the
; inlined function it will have won't affect real inlines.
define void @external_big() noinline !thinlto_src_module !1 {
; CHECK-NOT: call fastcc void @internal2()
call fastcc void @internal2()
call fastcc void @internal2()
call fastcc void @internal2()
call fastcc void @internal2()
; CHECK-NOT: call fastcc void @external2()
call fastcc void @external2()
call fastcc void @external2()
; CHECK-NOT: call fastcc void @external3()
call fastcc void @external3()
ret void
}
; It should not be imported, but it should not break anything.
define void @external_notcalled() !thinlto_src_module !0 {
call void @external_notcalled()
ret void
}
!0 = !{!"file.cc"}
!1 = !{!"other.cc"}