| ; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py |
| ; |
| ; RUN: llc %s -o - -mtriple=thumbv8m.main -verify-machineinstrs \ |
| ; RUN: -mattr=+fp-armv8d16sp,+fix-cmse-cve-2021-35465 | \ |
| ; RUN: FileCheck %s --check-prefix=CHECK-8M-FP-CVE-2021-35465 |
| ; |
| ; RUN: llc %s -o - -mtriple=thumbv8m.main -mcpu=cortex-m33 -verify-machineinstrs | \ |
| ; RUN: FileCheck %s --check-prefix=CHECK-8M-FP-CVE-2021-35465 |
| ; |
| ; RUN: llc %s -o - -mtriple=thumbv8m.main -mcpu=cortex-m35p -verify-machineinstrs | \ |
| ; RUN: FileCheck %s --check-prefix=CHECK-8M-FP-CVE-2021-35465 |
| ; |
| ; RUN: llc %s -o - -mtriple=thumbv8m.main -verify-machineinstrs \ |
| ; RUN: -mattr=-fpregs,+fix-cmse-cve-2021-35465 | \ |
| ; RUN: FileCheck %s --check-prefix=CHECK-8M-NOFP-CVE-2021-35465 |
| ; |
| ; RUN: llc %s -o - -mtriple=thumbv8m.main -mcpu=cortex-m33 -mattr=-fpregs -verify-machineinstrs | \ |
| ; RUN: FileCheck %s --check-prefix=CHECK-8M-NOFP-CVE-2021-35465 |
| ; |
| ; RUN: llc %s -o - -mtriple=thumbv8m.main -mcpu=cortex-m35p -mattr=-fpregs -verify-machineinstrs | \ |
| ; RUN: FileCheck %s --check-prefix=CHECK-8M-NOFP-CVE-2021-35465 |
| ; |
| ; RUN: llc %s -o - -mtriple=thumbv8.1m.main -verify-machineinstrs \ |
| ; RUN: -mattr=+fp-armv8d16sp,+fix-cmse-cve-2021-35465 | \ |
| ; RUN: FileCheck %s --check-prefix=CHECK-81M-CVE-2021-35465 |
| ; |
| ; RUN: llc %s -o - -mtriple=thumbv8.1m.main -mcpu=cortex-m55 -verify-machineinstrs | \ |
| ; RUN: FileCheck %s --check-prefix=CHECK-81M-CVE-2021-35465 |
| ; |
| ; RUN: llc %s -o - -mtriple=thumbv8.1m.main -verify-machineinstrs \ |
| ; RUN: -mattr=-fpregs,+fix-cmse-cve-2021-35465 | \ |
| ; RUN: FileCheck %s --check-prefix=CHECK-81M-CVE-2021-35465 |
| ; |
| ; RUN: llc %s -o - -mtriple=thumbv8.1m.main -mcpu=cortex-m55 -mattr=-fpregs -verify-machineinstrs | \ |
| ; RUN: FileCheck %s --check-prefix=CHECK-81M-CVE-2021-35465 |
| ; |
| |
| define void @non_secure_call(void ()* %fptr) { |
| ; CHECK-8M-FP-CVE-2021-35465-LABEL: non_secure_call: |
| ; CHECK-8M-FP-CVE-2021-35465: @ %bb.0: |
| ; CHECK-8M-FP-CVE-2021-35465-NEXT: push {r7, lr} |
| ; CHECK-8M-FP-CVE-2021-35465-NEXT: push.w {r4, r5, r6, r7, r8, r9, r10, r11} |
| ; CHECK-8M-FP-CVE-2021-35465-NEXT: bic r0, r0, #1 |
| ; CHECK-8M-FP-CVE-2021-35465-NEXT: sub sp, #136 |
| ; CHECK-8M-FP-CVE-2021-35465-NEXT: vlstm sp |
| ; CHECK-8M-FP-CVE-2021-35465-NEXT: mov r1, r0 |
| ; CHECK-8M-FP-CVE-2021-35465-NEXT: mov r2, r0 |
| ; CHECK-8M-FP-CVE-2021-35465-NEXT: mov r3, r0 |
| ; CHECK-8M-FP-CVE-2021-35465-NEXT: mov r4, r0 |
| ; CHECK-8M-FP-CVE-2021-35465-NEXT: mov r5, r0 |
| ; CHECK-8M-FP-CVE-2021-35465-NEXT: mov r6, r0 |
| ; CHECK-8M-FP-CVE-2021-35465-NEXT: mov r7, r0 |
| ; CHECK-8M-FP-CVE-2021-35465-NEXT: mov r8, r0 |
| ; CHECK-8M-FP-CVE-2021-35465-NEXT: mov r9, r0 |
| ; CHECK-8M-FP-CVE-2021-35465-NEXT: mov r10, r0 |
| ; CHECK-8M-FP-CVE-2021-35465-NEXT: mov r11, r0 |
| ; CHECK-8M-FP-CVE-2021-35465-NEXT: mov r12, r0 |
| ; CHECK-8M-FP-CVE-2021-35465-NEXT: msr apsr_nzcvq{{g?}}, r0 |
| ; CHECK-8M-FP-CVE-2021-35465-NEXT: blxns r0 |
| ; CHECK-8M-FP-CVE-2021-35465-NEXT: mrs r12, control |
| ; CHECK-8M-FP-CVE-2021-35465-NEXT: tst.w r12, #8 |
| ; CHECK-8M-FP-CVE-2021-35465-NEXT: it ne |
| ; CHECK-8M-FP-CVE-2021-35465-NEXT: vmovne.f32 s0, s0 |
| ; CHECK-8M-FP-CVE-2021-35465-NEXT: vlldm sp |
| ; CHECK-8M-FP-CVE-2021-35465-NEXT: add sp, #136 |
| ; CHECK-8M-FP-CVE-2021-35465-NEXT: pop.w {r4, r5, r6, r7, r8, r9, r10, r11} |
| ; CHECK-8M-FP-CVE-2021-35465-NEXT: pop {r7, pc} |
| ; |
| ; CHECK-8M-NOFP-CVE-2021-35465-LABEL: non_secure_call: |
| ; CHECK-8M-NOFP-CVE-2021-35465: @ %bb.0: |
| ; CHECK-8M-NOFP-CVE-2021-35465-NEXT: push {r7, lr} |
| ; CHECK-8M-NOFP-CVE-2021-35465-NEXT: push.w {r4, r5, r6, r7, r8, r9, r10, r11} |
| ; CHECK-8M-NOFP-CVE-2021-35465-NEXT: bic r0, r0, #1 |
| ; CHECK-8M-NOFP-CVE-2021-35465-NEXT: sub sp, #136 |
| ; CHECK-8M-NOFP-CVE-2021-35465-NEXT: vlstm sp |
| ; CHECK-8M-NOFP-CVE-2021-35465-NEXT: mov r1, r0 |
| ; CHECK-8M-NOFP-CVE-2021-35465-NEXT: mov r2, r0 |
| ; CHECK-8M-NOFP-CVE-2021-35465-NEXT: mov r3, r0 |
| ; CHECK-8M-NOFP-CVE-2021-35465-NEXT: mov r4, r0 |
| ; CHECK-8M-NOFP-CVE-2021-35465-NEXT: mov r5, r0 |
| ; CHECK-8M-NOFP-CVE-2021-35465-NEXT: mov r6, r0 |
| ; CHECK-8M-NOFP-CVE-2021-35465-NEXT: mov r7, r0 |
| ; CHECK-8M-NOFP-CVE-2021-35465-NEXT: mov r8, r0 |
| ; CHECK-8M-NOFP-CVE-2021-35465-NEXT: mov r9, r0 |
| ; CHECK-8M-NOFP-CVE-2021-35465-NEXT: mov r10, r0 |
| ; CHECK-8M-NOFP-CVE-2021-35465-NEXT: mov r11, r0 |
| ; CHECK-8M-NOFP-CVE-2021-35465-NEXT: mov r12, r0 |
| ; CHECK-8M-NOFP-CVE-2021-35465-NEXT: msr apsr_nzcvq{{g?}}, r0 |
| ; CHECK-8M-NOFP-CVE-2021-35465-NEXT: blxns r0 |
| ; CHECK-8M-NOFP-CVE-2021-35465-NEXT: mrs r12, control |
| ; CHECK-8M-NOFP-CVE-2021-35465-NEXT: tst.w r12, #8 |
| ; CHECK-8M-NOFP-CVE-2021-35465-NEXT: it ne |
| ; CHECK-8M-NOFP-CVE-2021-35465-NEXT: @APP |
| ; CHECK-8M-NOFP-CVE-2021-35465-NEXT: .inst.w 0xeeb00a40 |
| ; CHECK-8M-NOFP-CVE-2021-35465-NEXT: @NO_APP |
| ; CHECK-8M-NOFP-CVE-2021-35465-NEXT: vlldm sp |
| ; CHECK-8M-NOFP-CVE-2021-35465-NEXT: add sp, #136 |
| ; CHECK-8M-NOFP-CVE-2021-35465-NEXT: pop.w {r4, r5, r6, r7, r8, r9, r10, r11} |
| ; CHECK-8M-NOFP-CVE-2021-35465-NEXT: pop {r7, pc} |
| ; |
| ; CHECK-81M-CVE-2021-35465-LABEL: non_secure_call: |
| ; CHECK-81M-CVE-2021-35465: @ %bb.0: |
| ; CHECK-81M-CVE-2021-35465-NEXT: push {r7, lr} |
| ; CHECK-81M-CVE-2021-35465-NEXT: push.w {r4, r5, r6, r7, r8, r9, r10, r11} |
| ; CHECK-81M-CVE-2021-35465-NEXT: bic r0, r0, #1 |
| ; CHECK-81M-CVE-2021-35465-NEXT: sub sp, #136 |
| ; CHECK-81M-CVE-2021-35465-NEXT: vlstm sp |
| ; CHECK-81M-CVE-2021-35465-NEXT: clrm {r1, r2, r3, r4, r5, r6, r7, r8, r9, r10, r11, r12, apsr} |
| ; CHECK-81M-CVE-2021-35465-NEXT: blxns r0 |
| ; CHECK-81M-CVE-2021-35465-NEXT: vscclrm {vpr} |
| ; CHECK-81M-CVE-2021-35465-NEXT: vlldm sp |
| ; CHECK-81M-CVE-2021-35465-NEXT: add sp, #136 |
| ; CHECK-81M-CVE-2021-35465-NEXT: pop.w {r4, r5, r6, r7, r8, r9, r10, r11} |
| ; CHECK-81M-CVE-2021-35465-NEXT: pop {r7, pc} |
| call void %fptr() #0 |
| ret void |
| } |
| |
| attributes #0 = { "cmse_nonsecure_call" } |