File: exception-alignment.cpp

package info (click to toggle)
llvm-toolchain-11 1%3A11.0.1-2
  • links: PTS, VCS
  • area: main
  • in suites: bullseye
  • size: 995,808 kB
  • sloc: cpp: 4,767,656; ansic: 760,916; asm: 477,436; python: 170,940; objc: 69,804; lisp: 29,914; sh: 23,855; f90: 18,173; pascal: 7,551; perl: 7,471; ml: 5,603; awk: 3,489; makefile: 2,573; xml: 915; cs: 573; fortran: 503; javascript: 452
file content (21 lines) | stat: -rw-r--r-- 848 bytes parent folder | download | duplicates (8) 
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
 
// Bug: https://bugs.llvm.org/show_bug.cgi?id=42668
// REQUIRES: arm-registered-target

// RUN: %clang_cc1 -triple armv8-arm-none-eabi -emit-llvm -target-cpu generic -Os -fcxx-exceptions -o - -x c++ %s | FileCheck --check-prefixes=CHECK,A8 %s
// RUN: %clang_cc1 -triple armv8-unknown-linux-android -emit-llvm -target-cpu generic -Os -fcxx-exceptions -o - -x c++ %s | FileCheck --check-prefixes=CHECK,A16 %s

// CHECK: [[E:%[A-z0-9]+]] = tail call i8* @__cxa_allocate_exception
// CHECK-NEXT: [[BC:%[A-z0-9]+]] = bitcast i8* [[E]] to <2 x i64>*
// A8-NEXT: store <2 x i64> <i64 1, i64 2>, <2 x i64>* [[BC]], align 8
// A16-NEXT: store <2 x i64> <i64 1, i64 2>, <2 x i64>* [[BC]], align 16
#include <arm_neon.h>

int main(void) {
  try {
    throw vld1q_u64(((const uint64_t[2]){1, 2}));
  } catch (uint64x2_t exc) {
    return 0;
  }
  return 1;
}