llvm-project/llvm/test/Transforms/PGOProfile/indirect_call_profile.ll

72 lines
2.7 KiB
LLVM

; RUN: opt < %s -pgo-instr-gen -S | FileCheck %s --check-prefix=GEN
; RUN: opt < %s -passes=pgo-instr-gen -S | FileCheck %s --check-prefix=GEN
; RUN: opt < %s -passes=pgo-instr-gen,instrprof -S | FileCheck %s --check-prefix=LOWER
target datalayout = "e-m:e-i64:64-f80:128-n8:16:32:64-S128"
target triple = "x86_64-unknown-linux-gnu"
$foo3 = comdat any
@bar = external global void ()*, align 8
; GEN: @__profn_foo = private constant [3 x i8] c"foo"
define void @foo() {
entry:
; GEN: entry:
; GEN-NEXT: call void @llvm.instrprof.increment(i8* getelementptr inbounds ([3 x i8], [3 x i8]* @__profn_foo, i32 0, i32 0), i64 [[FOO_HASH:[0-9]+]], i32 1, i32 0)
%tmp = load void ()*, void ()** @bar, align 8
; GEN: [[ICALL_TARGET:%[0-9]+]] = ptrtoint void ()* %tmp to i64
; GEN-NEXT: call void @llvm.instrprof.value.profile(i8* getelementptr inbounds ([3 x i8], [3 x i8]* @__profn_foo, i32 0, i32 0), i64 [[FOO_HASH]], i64 [[ICALL_TARGET]], i32 0, i32 0)
call void %tmp()
ret void
}
@bar2 = global void ()* null, align 8
@_ZTIi = external constant i8*
define i32 @foo2(i32 %arg, i8** nocapture readnone %arg1) personality i8* bitcast (i32 (...)* @__gxx_personality_v0 to i8*) {
bb:
%tmp2 = load void ()*, void ()** @bar2, align 8
invoke void %tmp2()
to label %bb10 unwind label %bb2
; GEN: [[ICALL_TARGET2:%[0-9]+]] = ptrtoint void ()* %tmp2 to i64
; GEN-NEXT: call void @llvm.instrprof.value.profile(i8* getelementptr inbounds ([4 x i8], [4 x i8]* @__profn_foo2, i32 0, i32 0), i64 [[FOO2_HASH:[0-9]+]], i64 [[ICALL_TARGET2]], i32 0, i32 0)
bb2: ; preds = %bb
%tmp3 = landingpad { i8*, i32 }
catch i8* bitcast (i8** @_ZTIi to i8*)
%tmp4 = extractvalue { i8*, i32 } %tmp3, 1
%tmp5 = tail call i32 @llvm.eh.typeid.for(i8* bitcast (i8** @_ZTIi to i8*))
%tmp6 = icmp eq i32 %tmp4, %tmp5
br i1 %tmp6, label %bb7, label %bb11
bb7: ; preds = %bb2
%tmp8 = extractvalue { i8*, i32 } %tmp3, 0
%tmp9 = tail call i8* @__cxa_begin_catch(i8* %tmp8)
tail call void @__cxa_end_catch()
br label %bb10
bb10: ; preds = %bb7, %bb
ret i32 0
bb11: ; preds = %bb2
resume { i8*, i32 } %tmp3
}
; Test that comdat function's address is recorded.
; LOWER: @__profd_foo3.[[FOO3_HASH:[0-9]+]] = linkonce_odr{{.*}}@__profc_foo3.[[FOO3_HASH]]
; Function Attrs: nounwind uwtable
define linkonce_odr i32 @foo3() comdat {
ret i32 1
}
declare i32 @__gxx_personality_v0(...)
; Function Attrs: nounwind readnone
declare i32 @llvm.eh.typeid.for(i8*) #0
declare i8* @__cxa_begin_catch(i8*)
declare void @__cxa_end_catch()