| ; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py |
| ; RUN: llc -mtriple=thumbv8.1m.main-none-none-eabi -mattr=+mve %s -o - | FileCheck %s |
| |
| ; This test was getting the offset of a store's pointer info incorrect, leading to the |
| ; incorrect aliasing info an the store moving past a dependant load. |
| |
| define arm_aapcs_vfpcc double @zero(double %a, double %b, double %c) { |
| ; CHECK-LABEL: zero: |
| ; CHECK: @ %bb.0: @ %entry |
| ; CHECK-NEXT: .save {r4, lr} |
| ; CHECK-NEXT: push {r4, lr} |
| ; CHECK-NEXT: .vsave {d8, d9} |
| ; CHECK-NEXT: vpush {d8, d9} |
| ; CHECK-NEXT: .pad #8 |
| ; CHECK-NEXT: sub sp, #8 |
| ; CHECK-NEXT: vmov.f32 s16, s2 |
| ; CHECK-NEXT: vmov.f32 s18, s0 |
| ; CHECK-NEXT: vmov.f32 s17, s3 |
| ; CHECK-NEXT: vmov.f32 s19, s1 |
| ; CHECK-NEXT: bl sqrt |
| ; CHECK-NEXT: vmov r2, r3, d8 |
| ; CHECK-NEXT: vmov r0, r1, d0 |
| ; CHECK-NEXT: bl __aeabi_dadd |
| ; CHECK-NEXT: str r1, [sp, #4] |
| ; CHECK-NEXT: mov r4, r0 |
| ; CHECK-NEXT: ldrb.w r0, [sp, #7] |
| ; CHECK-NEXT: eor r0, r0, #128 |
| ; CHECK-NEXT: strb.w r0, [sp, #7] |
| ; CHECK-NEXT: vmov r0, r1, d9 |
| ; CHECK-NEXT: mov r2, r0 |
| ; CHECK-NEXT: mov r3, r1 |
| ; CHECK-NEXT: bl __aeabi_dadd |
| ; CHECK-NEXT: mov r3, r1 |
| ; CHECK-NEXT: ldr r1, [sp, #4] |
| ; CHECK-NEXT: mov r2, r0 |
| ; CHECK-NEXT: mov r0, r4 |
| ; CHECK-NEXT: bl __aeabi_ddiv |
| ; CHECK-NEXT: vmov d0, r0, r1 |
| ; CHECK-NEXT: add sp, #8 |
| ; CHECK-NEXT: vpop {d8, d9} |
| ; CHECK-NEXT: pop {r4, pc} |
| entry: |
| %call = tail call nnan nsz arm_aapcs_vfpcc double @sqrt(double %a) |
| %0 = fadd nnan nsz double %call, %b |
| %sub3 = fneg nnan nsz double %0 |
| %mul4 = fmul nnan nsz double %a, 2.000000e+00 |
| %div = fdiv nnan nsz double %sub3, %mul4 |
| ret double %div |
| } |
| |
| declare arm_aapcs_vfpcc double @sqrt(double) |