| ; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py UTC_ARGS: --version 5 |
| ; RUN: llc %s -o - | FileCheck %s --check-prefix=CHECK |
| target datalayout = "e-m:o-p:32:32-Fi8-f64:32:64-v64:32:64-v128:32:128-a:0:32-n32-S32" |
| target triple = "thumbv7-apple-darwin" |
| |
| ; This test checks that even with NEON register induced stack re-alignment, and |
| ; with the frame-pointer=non-leaf option, that we still save fp aka r7 in the |
| ; prolog as required. |
| |
| define fastcc i32 @test_save_fp() #0 { |
| ; CHECK-LABEL: test_save_fp: |
| ; CHECK: @ %bb.0: |
| ; CHECK-NEXT: push {r4, r7, lr} |
| ; CHECK-NEXT: add r7, sp, #4 |
| ; CHECK-NEXT: sub.w r4, sp, #64 |
| ; CHECK-NEXT: bfc r4, #0, #4 |
| ; CHECK-NEXT: mov sp, r4 |
| ; CHECK-NEXT: vst1.64 {d8, d9, d10, d11}, [r4:128]! |
| ; CHECK-NEXT: movs r0, #0 |
| ; CHECK-NEXT: vst1.64 {d12, d13, d14, d15}, [r4:128] |
| ; CHECK-NEXT: mov r4, sp |
| ; CHECK-NEXT: @ InlineAsm Start |
| ; CHECK-NEXT: vld1.16 {d0, d1, d2, d3}, [r0] |
| ; CHECK-NEXT: vld1.16 {d4, d5, d6, d7}, [r0] |
| ; CHECK-NEXT: vabdl.s16 q4, d0, d4 |
| ; CHECK-EMPTY: |
| ; CHECK-NEXT: @ InlineAsm End |
| ; CHECK-NEXT: vld1.64 {d8, d9, d10, d11}, [r4:128]! |
| ; CHECK-NEXT: vld1.64 {d12, d13, d14, d15}, [r4:128] |
| ; CHECK-NEXT: subs r4, r7, #4 |
| ; CHECK-NEXT: mov sp, r4 |
| ; CHECK-NEXT: pop {r4, r7, pc} |
| tail call void asm sideeffect "vld1.i16 {q0,q1}, [$0]\0Avld1.i16 {q2,q3}, [$1]\0Avabdl.s16 q4, d0, d4\0A", "r,r,r,~{q0},~{q1},~{q2},~{q3},~{q4},~{q5},~{q6},~{q7},~{memory}"(ptr null, ptr null, ptr null) |
| ret i32 0 |
| } |
| |
| attributes #0 = { "frame-pointer"="non-leaf" } |
