| ; RUN: opt < %s -pgo-icall-prom -S | FileCheck %s --check-prefix=ICALL-PROM |
| ; RUN: opt < %s -passes=pgo-icall-prom -S | FileCheck %s --check-prefix=ICALL-PROM |
| target datalayout = "e-m:e-p270:32:32-p271:32:32-p272:64:64-i64:64-f80:128-n8:16:32:64-S128" |
| target triple = "x86_64-unknown-linux-gnu" |
| |
| %struct.D = type { %struct.B } |
| %struct.B = type { i32 (...)** } |
| %struct.Base = type { i8 } |
| %struct.Derived = type { i8 } |
| |
| declare noalias i8* @_Znwm(i64) |
| declare void @_ZN1DC2Ev(%struct.D*); |
| define %struct.Derived* @_ZN1D4funcEv(%struct.D*) { |
| ret %struct.Derived* null |
| } |
| |
| define %struct.Base* @bar() { |
| entry: |
| %call = call noalias i8* @_Znwm(i64 8) |
| %tmp = bitcast i8* %call to %struct.D* |
| call void @_ZN1DC2Ev(%struct.D* %tmp) |
| %tmp1 = bitcast %struct.D* %tmp to %struct.B* |
| %tmp2 = bitcast %struct.B* %tmp1 to %struct.Base* (%struct.B*)*** |
| %vtable = load %struct.Base* (%struct.B*)**, %struct.Base* (%struct.B*)*** %tmp2, align 8 |
| %vfn = getelementptr inbounds %struct.Base* (%struct.B*)*, %struct.Base* (%struct.B*)** %vtable, i64 0 |
| %tmp3 = load %struct.Base* (%struct.B*)*, %struct.Base* (%struct.B*)** %vfn, align 8 |
| ; ICALL-PROM: [[CMP:%[0-9]+]] = icmp eq %struct.Base* (%struct.B*)* %tmp3, bitcast (%struct.Derived* (%struct.D*)* @_ZN1D4funcEv to %struct.Base* (%struct.B*)*) |
| ; ICALL-PROM: br i1 [[CMP]], label %if.true.direct_targ, label %if.false.orig_indirect, !prof [[BRANCH_WEIGHT:![0-9]+]] |
| ; ICALL-PROM:if.true.direct_targ: |
| ; ICALL-PROM: [[ARG_BITCAST:%[0-9]+]] = bitcast %struct.B* %tmp1 to %struct.D* |
| ; ICALL-PROM: [[DIRCALL_RET:%[0-9]+]] = call %struct.Derived* @_ZN1D4funcEv(%struct.D* [[ARG_BITCAST]]) |
| ; ICALL-PROM: [[DIRCALL_RET_CAST:%[0-9]+]] = bitcast %struct.Derived* [[DIRCALL_RET]] to %struct.Base* |
| ; ICALL-PROM: br label %if.end.icp |
| ; ICALL-PROM:if.false.orig_indirect: |
| ; ICALL-PROM: %call1 = call %struct.Base* %tmp3(%struct.B* %tmp1) |
| ; ICALL-PROM: br label %if.end.icp |
| ; ICALL-PROM:if.end.icp: |
| ; ICALL-PROM: [[PHI_RET:%[0-9]+]] = phi %struct.Base* [ %call1, %if.false.orig_indirect ], [ [[DIRCALL_RET_CAST]], %if.true.direct_targ ] |
| %call1 = call %struct.Base* %tmp3(%struct.B* %tmp1), !prof !1 |
| ret %struct.Base* %call1 |
| } |
| |
| !1 = !{!"VP", i32 0, i64 12345, i64 -3913987384944532146, i64 12345} |
| ; ICALL-PROM-NOT: !1 = !{!"VP", i32 0, i64 12345, i64 -3913987384944532146, i64 12345} |
| ; ICALL-PROM: [[BRANCH_WEIGHT]] = !{!"branch_weights", i32 12345, i32 0} |
| ; ICALL-PROM-NOT: !1 = !{!"VP", i32 0, i64 12345, i64 -3913987384944532146, i64 12345} |