| ; RUN: llc %s -o - | FileCheck %s |
| target datalayout = "e-m:e-i8:8:32-i16:16:32-i64:64-i128:128-n32:64-S128" |
| target triple = "aarch64-unknown-unknown-eabi" |
| |
| ; Function Attrs: nounwind |
| define dso_local void @f(i64 %v) local_unnamed_addr #0 { |
| entry: |
| %call = tail call i32 bitcast (i32 (...)* @test to i32 ()*)() #0 |
| %and = and i32 %call, 2 |
| %cmp = icmp eq i32 %and, 0 |
| br i1 %cmp, label %if.then, label %if.else |
| ; CHECK: tbz |
| ; CHECK-NEXT: b |
| if.then: ; preds = %entry |
| switch i64 %v, label %sw.epilog [ |
| i64 0, label %sw.bb |
| i64 1, label %sw.bb1 |
| i64 2, label %sw.bb2 |
| i64 3, label %sw.bb3 |
| ] |
| |
| sw.bb: ; preds = %if.then |
| tail call void bitcast (void (...)* @g0 to void ()*)() #0 |
| br label %sw.bb1 |
| |
| sw.bb1: ; preds = %if.then, %sw.bb |
| tail call void bitcast (void (...)* @g1 to void ()*)() #0 |
| br label %sw.bb2 |
| |
| sw.bb2: ; preds = %if.then, %sw.bb1 |
| tail call void bitcast (void (...)* @g2 to void ()*)() #0 |
| br label %sw.bb3 |
| |
| sw.bb3: ; preds = %if.then, %sw.bb2 |
| tail call void bitcast (void (...)* @g3 to void ()*)() #0 |
| br label %sw.epilog |
| |
| sw.epilog: ; preds = %sw.bb3, %if.then |
| %dummy = tail call i64 @llvm.aarch64.space(i32 32700, i64 %v) |
| br label %if.end |
| |
| if.else: ; preds = %entry |
| tail call void bitcast (void (...)* @e to void ()*)() #0 |
| br label %if.end |
| |
| if.end: ; preds = %if.else, %sw.epilog |
| ret void |
| } |
| |
| declare dso_local i32 @test(...) local_unnamed_addr #0 |
| |
| declare dso_local void @g0(...) local_unnamed_addr #0 |
| |
| declare dso_local void @g1(...) local_unnamed_addr #0 |
| |
| declare dso_local void @g2(...) local_unnamed_addr #0 |
| |
| declare dso_local void @g3(...) local_unnamed_addr #0 |
| |
| declare dso_local void @e(...) local_unnamed_addr #0 |
| |
| declare dso_local i64 @llvm.aarch64.space(i32, i64) local_unnamed_addr #0 |
| |
| attributes #0 = { nounwind "branch-target-enforcement"="true" "correctly-rounded-divide-sqrt-fp-math"="false" "disable-tail-calls"="false" "frame-pointer"="all" "less-precise-fpmad"="false" "min-legal-vector-width"="0" "no-infs-fp-math"="false" "no-jump-tables"="false" "no-nans-fp-math"="false" "no-signed-zeros-fp-math"="false" "no-trapping-math"="false" "stack-protector-buffer-size"="8" "target-cpu"="generic" "target-features"="+neon,+v8.5a" "unsafe-fp-math"="false" "use-soft-float"="false" } |
