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1# NOTE: Assertions have been autogenerated by utils/update_mir_test_checks.py2# RUN: llc -o - %s -run-pass=prologepilog | FileCheck %s3 4--- |5 target datalayout = "e-m:e-p:32:32-i64:64-v128:64:128-a:0:32-n32-S64"6 target triple = "armv7--none-eabi"7 8 define hidden void @_Z3foov(i32 %P0, ...) {9 entry:10 %V1 = alloca [4075 x i8], align 811 %tmp3 = alloca i8, i32 undef, align 812 unreachable13 }14 15 declare dso_local void @_Z3barv() noreturn16 17...18---19# Check that the register scavenger does pick r5 (not preserved in prolog) for20# materialising a stack frame address when the function ends in throwing an21# exception.22name: _Z3foov23stack:24 - { id: 0, name: V1, type: default, offset: 0, size: 5000, alignment: 8,25 stack-id: default, callee-saved-register: '', callee-saved-restored: true,26 local-offset: -4080, debug-info-variable: '', debug-info-expression: '',27 debug-info-location: '' }28 - { id: 1, name: tmp3, type: variable-sized, offset: 0, alignment: 1,29 stack-id: default, callee-saved-register: '', callee-saved-restored: true,30 local-offset: -4112, debug-info-variable: '', debug-info-expression: '',31 debug-info-location: '' }32 - { id: 2, name: '', type: spill-slot, offset: 0, size: 4, alignment: 4,33 stack-id: default, callee-saved-register: '', callee-saved-restored: true,34 debug-info-variable: '', debug-info-expression: '', debug-info-location: '' }35body: |36 bb.0.entry:37 38 ; CHECK-LABEL: name: _Z3foov39 ; CHECK: $sp = frame-setup STMDB_UPD $sp, 14 /* CC::al */, $noreg, killed $r4, killed $r10, killed $r11, killed $lr40 ; CHECK: frame-setup CFI_INSTRUCTION def_cfa_offset 1641 ; CHECK: frame-setup CFI_INSTRUCTION offset $lr, -442 ; CHECK: frame-setup CFI_INSTRUCTION offset $r11, -843 ; CHECK: frame-setup CFI_INSTRUCTION offset $r10, -1244 ; CHECK: frame-setup CFI_INSTRUCTION offset $r4, -1645 ; CHECK: $r11 = frame-setup ADDri killed $sp, 8, 14 /* CC::al */, $noreg, $noreg46 ; CHECK: frame-setup CFI_INSTRUCTION def_cfa $r11, 847 ; CHECK: $sp = frame-setup SUBri killed $sp, 912, 14 /* CC::al */, $noreg, $noreg48 ; CHECK: $sp = frame-setup SUBri killed $sp, 4096, 14 /* CC::al */, $noreg, $noreg49 ; CHECK: $r0 = MOVi 0, 14 /* CC::al */, $noreg, $noreg50 ; CHECK: $r1 = MOVi 0, 14 /* CC::al */, $noreg, $noreg51 ; CHECK: $r2 = MOVi 0, 14 /* CC::al */, $noreg, $noreg52 ; CHECK: $r3 = MOVi 0, 14 /* CC::al */, $noreg, $noreg53 ; CHECK: $r4 = MOVi 0, 14 /* CC::al */, $noreg, $noreg54 ; CHECK: $r10 = SUBri killed $r11, 4096, 14 /* CC::al */, $noreg, $noreg55 ; CHECK: STRi12 killed $lr, killed $r10, -916, 14 /* CC::al */, $noreg :: (store (s32) into %stack.2)56 ; CHECK: BL @_Z3barv, csr_aapcs, implicit-def dead $lr, implicit $sp, implicit killed $r0, implicit killed $r1, implicit killed $r2, implicit killed $r3, implicit killed $r4, implicit-def $sp57 $r0 = MOVi 0, 14, $noreg, $noreg58 $r1 = MOVi 0, 14, $noreg, $noreg59 $r2 = MOVi 0, 14, $noreg, $noreg60 $r3 = MOVi 0, 14, $noreg, $noreg61 $r4 = MOVi 0, 14, $noreg, $noreg62 STRi12 killed $lr, %stack.2, 0, 14, $noreg :: (store (s32) into %stack.2)63 BL @_Z3barv, csr_aapcs, implicit-def dead $lr, implicit $sp, implicit killed $r0, implicit killed $r1, implicit killed $r2, implicit killed $r3, implicit killed $r4, implicit-def $sp64 65...66