| ; RUN: llc < %s -asm-verbose=false | FileCheck %s |
| |
| target datalayout = "e-m:e-p:32:32-i64:64-n32:64-S128" |
| target triple = "wasm32-unknown-emscripten" |
| |
| ; This tests the implementation of __builtin_return_address on emscripten |
| |
| ; CHECK-LABEL: test_returnaddress: |
| ; CHECK-NEXT: .functype test_returnaddress () -> (i32){{$}} |
| ; CHECK-NEXT: {{^}} i32.const 0{{$}} |
| ; CHECK-NEXT: {{^}} i32.call emscripten_return_address{{$}} |
| ; CHECK-NEXT: {{^}} end_function{{$}} |
| define i8* @test_returnaddress() { |
| %r = call i8* @llvm.returnaddress(i32 0) |
| ret i8* %r |
| } |
| |
| ; LLVM represents __builtin_return_address as call to this function in IR. |
| declare i8* @llvm.returnaddress(i32 immarg) |
