69 lines · plain
1; NOTE: Assertions have been autogenerated by utils/update_test_checks.py UTC_ARGS: --version 22; RUN: opt -S -verify-memoryssa -passes=loop-sink < %s | FileCheck %s3; Make sure that we handle PHI-uses correctly during loop sink if the most profitable sink4; destination also has a PHI of another use.5 6%struct.blam = type { %struct.blam.0, [32 x i8] }7%struct.blam.0 = type { ptr, i64 }8 9define internal void @wibble() !prof !0 {10; CHECK-LABEL: define internal void @wibble11; CHECK-SAME: () !prof [[PROF0:![0-9]+]] {12; CHECK-NEXT: bb:13; CHECK-NEXT: br label [[BB1:%.*]]14; CHECK: bb1:15; CHECK-NEXT: br i1 false, label [[BB2:%.*]], label [[BB3:%.*]]16; CHECK: bb2:17; CHECK-NEXT: ret void18; CHECK: bb3:19; CHECK-NEXT: switch i32 0, label [[BB5:%.*]] [20; CHECK-NEXT: i32 1, label [[BB4:%.*]]21; CHECK-NEXT: i32 0, label [[BB1]]22; CHECK-NEXT: ], !prof [[PROF1:![0-9]+]]23; CHECK: bb4:24; CHECK-NEXT: br i1 false, label [[BB3]], label [[BB6:%.*]]25; CHECK: bb5:26; CHECK-NEXT: [[GETELEMENTPTR:%.*]] = getelementptr [[STRUCT_BLAM:%.*]], ptr null, i64 0, i32 127; CHECK-NEXT: br i1 false, label [[BB6]], label [[BB7:%.*]]28; CHECK: bb6:29; CHECK-NEXT: br label [[BB7]]30; CHECK: bb7:31; CHECK-NEXT: [[PHI:%.*]] = phi ptr [ null, [[BB6]] ], [ [[GETELEMENTPTR]], [[BB5]] ]32; CHECK-NEXT: [[GETELEMENTPTR1:%.*]] = getelementptr [[STRUCT_BLAM]], ptr null, i64 0, i32 133; CHECK-NEXT: store ptr [[GETELEMENTPTR1]], ptr null, align 834; CHECK-NEXT: br label [[BB1]]35;36bb:37 %getelementptr = getelementptr %struct.blam, ptr null, i64 0, i32 138 br label %bb139 40bb1: ; preds = %bb7, %bb3, %bb41 br i1 false, label %bb2, label %bb342 43bb2: ; preds = %bb144 ret void45 46bb3: ; preds = %bb4, %bb147 switch i32 0, label %bb5 [48 i32 1, label %bb449 i32 0, label %bb150 ], !prof !151 52bb4: ; preds = %bb353 br i1 false, label %bb3, label %bb654 55bb5: ; preds = %bb356 br i1 false, label %bb6, label %bb757 58bb6: ; preds = %bb5, %bb459 br label %bb760 61bb7: ; preds = %bb6, %bb562 %phi = phi ptr [ null, %bb6 ], [ %getelementptr, %bb5 ]63 store ptr %getelementptr, ptr null, align 864 br label %bb165}66 67!0 = !{!"function_entry_count", i64 1}68!1 = !{!"branch_weights", i32 1, i32 188894, i32 287400}69