| ; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py |
| ; RUN: llc < %s -mtriple=thumbv7-apple-darwin9 -relocation-model=pic -o - | FileCheck %s --check-prefix=CHECK-PIC |
| ; RUN: llc < %s -mtriple=thumbv7-apple-ios -relocation-model=pic -mcpu=swift -mattr=+no-movt | FileCheck %s --check-prefix=CHECK-NOMOVT |
| |
| %struct.anon = type { void ()* } |
| %struct.one_atexit_routine = type { %struct.anon, i32, i8* } |
| @__dso_handle = external global { } ; <{ }*> [#uses=1] |
| @llvm.used = appending global [1 x i8*] [i8* bitcast (i32 (void ()*)* @atexit to i8*)], section "llvm.metadata" ; <[1 x i8*]*> [#uses=0] |
| |
| define i32 @atexit(void ()* %func) { |
| ; CHECK-PIC-LABEL: atexit: |
| ; CHECK-PIC: @ %bb.0: @ %entry |
| ; CHECK-PIC-NEXT: str lr, [sp, #-4]! |
| ; CHECK-PIC-NEXT: sub sp, #12 |
| ; CHECK-PIC-NEXT: movw r1, :lower16:(L___dso_handle$non_lazy_ptr-(LPC0_0+4)) |
| ; CHECK-PIC-NEXT: movs r2, #0 |
| ; CHECK-PIC-NEXT: movt r1, :upper16:(L___dso_handle$non_lazy_ptr-(LPC0_0+4)) |
| ; CHECK-PIC-NEXT: strd r0, r2, [sp] |
| ; CHECK-PIC-NEXT: LPC0_0: |
| ; CHECK-PIC-NEXT: add r1, pc |
| ; CHECK-PIC-NEXT: mov r0, sp |
| ; CHECK-PIC-NEXT: ldr r1, [r1] |
| ; CHECK-PIC-NEXT: bl _atexit_common |
| ; CHECK-PIC-NEXT: add sp, #12 |
| ; CHECK-PIC-NEXT: ldr lr, [sp], #4 |
| ; CHECK-PIC-NEXT: bx lr |
| ; |
| ; CHECK-NOMOVT-LABEL: atexit: |
| ; CHECK-NOMOVT: @ %bb.0: @ %entry |
| ; CHECK-NOMOVT-NEXT: str lr, [sp, #-4]! |
| ; CHECK-NOMOVT-NEXT: sub sp, #12 |
| ; CHECK-NOMOVT-NEXT: str r0, [sp] |
| ; CHECK-NOMOVT-NEXT: movs r0, #0 |
| ; CHECK-NOMOVT-NEXT: str r0, [sp, #4] |
| ; CHECK-NOMOVT-NEXT: ldr r0, LCPI0_0 |
| ; CHECK-NOMOVT-NEXT: LPC0_0: |
| ; CHECK-NOMOVT-NEXT: add r0, pc |
| ; CHECK-NOMOVT-NEXT: ldr r1, [r0] |
| ; CHECK-NOMOVT-NEXT: mov r0, sp |
| ; CHECK-NOMOVT-NEXT: bl _atexit_common |
| ; CHECK-NOMOVT-NEXT: add sp, #12 |
| ; CHECK-NOMOVT-NEXT: ldr lr, [sp], #4 |
| ; CHECK-NOMOVT-NEXT: bx lr |
| ; CHECK-NOMOVT-NEXT: .p2align 2 |
| ; CHECK-NOMOVT-NEXT: @ %bb.1: |
| ; CHECK-NOMOVT-NEXT: .data_region |
| ; CHECK-NOMOVT-NEXT: LCPI0_0: |
| ; CHECK-NOMOVT-NEXT: .long L___dso_handle$non_lazy_ptr-(LPC0_0+4) |
| ; CHECK-NOMOVT-NEXT: .end_data_region |
| entry: |
| %r = alloca %struct.one_atexit_routine, align 4 ; <%struct.one_atexit_routine*> [#uses=3] |
| %0 = getelementptr %struct.one_atexit_routine, %struct.one_atexit_routine* %r, i32 0, i32 0, i32 0 ; <void ()**> [#uses=1] |
| store void ()* %func, void ()** %0, align 4 |
| %1 = getelementptr %struct.one_atexit_routine, %struct.one_atexit_routine* %r, i32 0, i32 1 ; <i32*> [#uses=1] |
| store i32 0, i32* %1, align 4 |
| %2 = call i32 @atexit_common(%struct.one_atexit_routine* %r, i8* bitcast ({ }* @__dso_handle to i8*)) nounwind ; <i32> [#uses=1] |
| ret i32 %2 |
| } |
| |
| declare i32 @atexit_common(%struct.one_atexit_routine*, i8*) nounwind |