| ; RUN: opt -hotcoldsplit-threshold=0 -hotcoldsplit -S < %s | FileCheck %s |
| |
| target datalayout = "e-m:o-i64:64-f80:128-n8:16:32:64-S128" |
| target triple = "x86_64-apple-macosx10.14.0" |
| |
| ; CHECK-LABEL: define {{.*}}@pluto( |
| ; CHECK-NEXT: bb: |
| ; CHECK-NEXT: %tmp8.ce.loc = alloca i1 |
| ; CHECK-NEXT: switch i8 undef, label %codeRepl [ |
| ; CHECK-NEXT: i8 0, label %bb7 |
| ; CHECK-NEXT: i8 1, label %bb7 |
| ; CHECK-NEXT: ] |
| ; |
| ; CHECK: codeRepl: |
| ; CHECK-NEXT: bitcast |
| ; CHECK-NEXT: lifetime.start |
| ; CHECK-NEXT: call void @pluto.cold.1(i1* %tmp8.ce.loc) |
| ; CHECK-NEXT: %tmp8.ce.reload = load i1, i1* %tmp8.ce.loc |
| ; CHECK-NEXT: lifetime.end |
| ; CHECK-NEXT: br label %bb7 |
| ; |
| ; CHECK: bb7: |
| ; CHECK: %tmp8 = phi i1 [ true, %bb ], [ true, %bb ], [ %tmp8.ce.reload, %codeRepl ] |
| ; CHECK: ret void |
| |
| ; CHECK-LABEL: define {{.*}}@pluto.cold.1( |
| ; CHECK: call {{.*}}@sideeffect(i32 1) |
| ; CHECK: call {{.*}}@sink( |
| ; CHECK: call {{.*}}@sideeffect(i32 3) |
| ; CHECK: call {{.*}}@sideeffect(i32 4) |
| ; CHECK: call {{.*}}@sideeffect(i32 5) |
| define void @pluto() { |
| bb: |
| switch i8 undef, label %bb1 [ |
| i8 0, label %bb7 |
| i8 1, label %bb7 |
| ] |
| |
| bb1: ; preds = %bb |
| call void @sideeffect(i32 1) |
| br label %bb2 |
| |
| bb2: ; preds = %bb1 |
| call void @sink() |
| br i1 undef, label %bb7, label %bb3 |
| |
| bb3: ; preds = %bb2 |
| call void @sideeffect(i32 3) |
| br label %bb4 |
| |
| bb4: ; preds = %bb3 |
| call void @sideeffect(i32 4) |
| br i1 undef, label %bb5, label %bb6 |
| |
| bb5: ; preds = %bb4 |
| call void @sideeffect(i32 5) |
| br label %bb6 |
| |
| bb6: ; preds = %bb5, %bb4 |
| %tmp = phi i1 [ true, %bb5 ], [ false, %bb4 ] |
| call void @sideeffect(i32 6) |
| br label %bb7 |
| |
| bb7: ; preds = %bb6, %bb2, %bb, %bb |
| %tmp8 = phi i1 [ true, %bb ], [ true, %bb ], [ true, %bb2 ], [ %tmp, %bb6 ] |
| ret void |
| } |
| |
| declare void @sink() cold |
| |
| declare void @sideeffect(i32) |
