1# NOTE: Assertions have been autogenerated by utils/update_mir_test_checks.py 2# RUN: llc -o - %s -mtriple=thumbv7-- -run-pass=stack-protector -run-pass=prologepilog | FileCheck %s 3--- 4# This should trigger an emergency spill in the register scavenger because the 5# frame offset into the large argument is too large. 6name: func0 7tracksRegLiveness: true 8fixedStack: 9 - { id: 0, offset: 4084, size: 4, alignment: 4, isImmutable: true, 10 isAliased: false } 11 - { id: 1, offset: -12, size: 4096, alignment: 4, isImmutable: false, 12 isAliased: false } 13body: | 14 bb.0: 15 ; CHECK-LABEL: name: func0 16 ; CHECK: liveins: $r4, $r5, $r6, $r7, $r8, $r9, $r10, $r11, $lr 17 ; CHECK: $sp = frame-setup t2STMDB_UPD $sp, 14 /* CC::al */, $noreg, killed $r4, killed $r5, killed $r6, killed $r7, killed $r8, killed $r9, killed $r10, killed $r11, killed $lr 18 ; CHECK: frame-setup CFI_INSTRUCTION def_cfa_offset 36 19 ; CHECK: frame-setup CFI_INSTRUCTION offset $lr, -16 20 ; CHECK: frame-setup CFI_INSTRUCTION offset $r11, -20 21 ; CHECK: frame-setup CFI_INSTRUCTION offset $r10, -24 22 ; CHECK: frame-setup CFI_INSTRUCTION offset $r9, -28 23 ; CHECK: frame-setup CFI_INSTRUCTION offset $r8, -32 24 ; CHECK: frame-setup CFI_INSTRUCTION offset $r7, -36 25 ; CHECK: frame-setup CFI_INSTRUCTION offset $r6, -40 26 ; CHECK: frame-setup CFI_INSTRUCTION offset $r5, -44 27 ; CHECK: frame-setup CFI_INSTRUCTION offset $r4, -48 28 ; CHECK: $sp = frame-setup tSUBspi $sp, 4, 14 /* CC::al */, $noreg 29 ; CHECK: frame-setup CFI_INSTRUCTION def_cfa_offset 52 30 ; CHECK: $r0 = IMPLICIT_DEF 31 ; CHECK: $r1 = IMPLICIT_DEF 32 ; CHECK: $r2 = IMPLICIT_DEF 33 ; CHECK: $r3 = IMPLICIT_DEF 34 ; CHECK: $r4 = IMPLICIT_DEF 35 ; CHECK: $r5 = IMPLICIT_DEF 36 ; CHECK: $r6 = IMPLICIT_DEF 37 ; CHECK: $r7 = IMPLICIT_DEF 38 ; CHECK: $r8 = IMPLICIT_DEF 39 ; CHECK: $r9 = IMPLICIT_DEF 40 ; CHECK: $r10 = IMPLICIT_DEF 41 ; CHECK: $r11 = IMPLICIT_DEF 42 ; CHECK: $r12 = IMPLICIT_DEF 43 ; CHECK: $lr = IMPLICIT_DEF 44 ; CHECK: t2STRi12 killed $r0, $sp, 0, 14 /* CC::al */, $noreg :: (store 4 into %stack.0) 45 ; CHECK: $r0 = t2ADDri killed $sp, 4096, 14 /* CC::al */, $noreg, $noreg 46 ; CHECK: $sp = t2LDRi12 killed $r0, 40, 14 /* CC::al */, $noreg :: (load 4) 47 ; CHECK: $r0 = t2LDRi12 $sp, 0, 14 /* CC::al */, $noreg :: (load 4 from %stack.0) 48 ; CHECK: KILL $r0 49 ; CHECK: KILL $r1 50 ; CHECK: KILL $r2 51 ; CHECK: KILL $r3 52 ; CHECK: KILL $r4 53 ; CHECK: KILL $r5 54 ; CHECK: KILL $r6 55 ; CHECK: KILL $r7 56 ; CHECK: KILL $r8 57 ; CHECK: KILL $r9 58 ; CHECK: KILL $r10 59 ; CHECK: KILL $r11 60 ; CHECK: KILL $r12 61 ; CHECK: KILL $lr 62 $r0 = IMPLICIT_DEF 63 $r1 = IMPLICIT_DEF 64 $r2 = IMPLICIT_DEF 65 $r3 = IMPLICIT_DEF 66 $r4 = IMPLICIT_DEF 67 $r5 = IMPLICIT_DEF 68 $r6 = IMPLICIT_DEF 69 $r7 = IMPLICIT_DEF 70 $r8 = IMPLICIT_DEF 71 $r9 = IMPLICIT_DEF 72 $r10 = IMPLICIT_DEF 73 $r11 = IMPLICIT_DEF 74 $r12 = IMPLICIT_DEF 75 $lr = IMPLICIT_DEF 76 77 $sp = t2LDRi12 %fixed-stack.0, 0, 14, $noreg :: (load 4) 78 79 KILL $r0 80 KILL $r1 81 KILL $r2 82 KILL $r3 83 KILL $r4 84 KILL $r5 85 KILL $r6 86 KILL $r7 87 KILL $r8 88 KILL $r9 89 KILL $r10 90 KILL $r11 91 KILL $r12 92 KILL $lr 93... 94--- 95# This should not trigger an emergency spill yet. 96name: func1 97tracksRegLiveness: true 98fixedStack: 99 - { id: 0, offset: 4044, size: 4, alignment: 4, isImmutable: true, 100 isAliased: false } 101 - { id: 1, offset: -12, size: 4056, alignment: 4, isImmutable: false, 102 isAliased: false } 103body: | 104 bb.0: 105 ; CHECK-LABEL: name: func1 106 ; CHECK: liveins: $r4, $r5, $r6, $r8, $r9, $r10, $r11, $lr 107 ; CHECK: $sp = frame-setup t2STMDB_UPD $sp, 14 /* CC::al */, $noreg, killed $r4, killed $r5, killed $r6, killed $r8, killed $r9, killed $r10, killed $r11, killed $lr 108 ; CHECK: frame-setup CFI_INSTRUCTION def_cfa_offset 32 109 ; CHECK: frame-setup CFI_INSTRUCTION offset $lr, -16 110 ; CHECK: frame-setup CFI_INSTRUCTION offset $r11, -20 111 ; CHECK: frame-setup CFI_INSTRUCTION offset $r10, -24 112 ; CHECK: frame-setup CFI_INSTRUCTION offset $r9, -28 113 ; CHECK: frame-setup CFI_INSTRUCTION offset $r8, -32 114 ; CHECK: frame-setup CFI_INSTRUCTION offset $r6, -36 115 ; CHECK: frame-setup CFI_INSTRUCTION offset $r5, -40 116 ; CHECK: frame-setup CFI_INSTRUCTION offset $r4, -44 117 ; CHECK: $sp = frame-setup tSUBspi $sp, 4, 14 /* CC::al */, $noreg 118 ; CHECK: frame-setup CFI_INSTRUCTION def_cfa_offset 48 119 ; CHECK: $r0 = IMPLICIT_DEF 120 ; CHECK: $r1 = IMPLICIT_DEF 121 ; CHECK: $r2 = IMPLICIT_DEF 122 ; CHECK: $r3 = IMPLICIT_DEF 123 ; CHECK: $r4 = IMPLICIT_DEF 124 ; CHECK: $r5 = IMPLICIT_DEF 125 ; CHECK: $r6 = IMPLICIT_DEF 126 ; CHECK: $r8 = IMPLICIT_DEF 127 ; CHECK: $r9 = IMPLICIT_DEF 128 ; CHECK: $r10 = IMPLICIT_DEF 129 ; CHECK: $r11 = IMPLICIT_DEF 130 ; CHECK: $r12 = IMPLICIT_DEF 131 ; CHECK: $lr = IMPLICIT_DEF 132 ; CHECK: $r11 = t2LDRi12 $sp, 4092, 14 /* CC::al */, $noreg :: (load 4) 133 ; CHECK: KILL $r0 134 ; CHECK: KILL $r1 135 ; CHECK: KILL $r2 136 ; CHECK: KILL $r3 137 ; CHECK: KILL $r4 138 ; CHECK: KILL $r5 139 ; CHECK: KILL $r6 140 ; CHECK: KILL $r8 141 ; CHECK: KILL $r9 142 ; CHECK: KILL $r10 143 ; CHECK: KILL $r11 144 ; CHECK: KILL $r12 145 ; CHECK: KILL $lr 146 $r0 = IMPLICIT_DEF 147 $r1 = IMPLICIT_DEF 148 $r2 = IMPLICIT_DEF 149 $r3 = IMPLICIT_DEF 150 $r4 = IMPLICIT_DEF 151 $r5 = IMPLICIT_DEF 152 $r6 = IMPLICIT_DEF 153 $r8 = IMPLICIT_DEF 154 $r9 = IMPLICIT_DEF 155 $r10 = IMPLICIT_DEF 156 $r11 = IMPLICIT_DEF 157 $r12 = IMPLICIT_DEF 158 $lr = IMPLICIT_DEF 159 160 $r11 = t2LDRi12 %fixed-stack.0, 0, 14, $noreg :: (load 4) 161 162 KILL $r0 163 KILL $r1 164 KILL $r2 165 KILL $r3 166 KILL $r4 167 KILL $r5 168 KILL $r6 169 KILL $r8 170 KILL $r9 171 KILL $r10 172 KILL $r11 173 KILL $r12 174 KILL $lr 175... 176