| ; RUN: llc -O0 -march=hexagon < %s | FileCheck %s |
| ; Make sure we generate an exception handling return. |
| |
| ; CHECK: deallocframe |
| ; CHECK-NEXT: } |
| ; CHECK-NEXT: { |
| ; CHECK-NEXT: r29 = add(r29,r28) |
| ; CHECK-NEXT: } |
| ; CHECK-NEXT: { |
| ; CHECK-NEXT: jumpr r31 |
| ; CHECK-NEXT: } |
| |
| target datalayout = "e-p:32:32:32-i64:64:64-i32:32:32-i16:16:16-i1:32:32-f64:64:64-f32:32:32-a0:0-n32" |
| target triple = "hexagon-unknown-linux-gnu" |
| |
| %struct.Data = type { i32, i8* } |
| |
| define i32 @test_eh_return(i32 %a, i32 %b) nounwind { |
| entry: |
| %a.addr = alloca i32, align 4 |
| %b.addr = alloca i32, align 4 |
| %d = alloca %struct.Data, align 4 |
| store i32 %a, i32* %a.addr, align 4 |
| store i32 %b, i32* %b.addr, align 4 |
| %0 = load i32, i32* %a.addr, align 4 |
| %1 = load i32, i32* %b.addr, align 4 |
| %cmp = icmp sgt i32 %0, %1 |
| br i1 %cmp, label %if.then, label %if.else |
| |
| if.then: ; preds = %entry |
| %2 = load i32, i32* %a.addr, align 4 |
| %3 = load i32, i32* %b.addr, align 4 |
| %add = add nsw i32 %2, %3 |
| ret i32 %add |
| |
| if.else: ; preds = %entry |
| %call = call i32 @setup(%struct.Data* %d) |
| %_d1 = getelementptr inbounds %struct.Data, %struct.Data* %d, i32 0, i32 0 |
| %4 = load i32, i32* %_d1, align 4 |
| %_d2 = getelementptr inbounds %struct.Data, %struct.Data* %d, i32 0, i32 1 |
| %5 = load i8*, i8** %_d2, align 4 |
| call void @llvm.eh.return.i32(i32 %4, i8* %5) |
| unreachable |
| } |
| |
| declare i32 @setup(%struct.Data*) |
| |
| declare void @llvm.eh.return.i32(i32, i8*) nounwind |