| # NOTE: Assertions have been autogenerated by utils/update_mir_test_checks.py |
| # RUN: llc -o - %s -mtriple=thumbv8.1m.main-none-none-eabi -run-pass=prologepilog | FileCheck %s |
| --- | |
| ; Function Attrs: noinline nounwind optnone |
| define dso_local i64 @f() #0 { |
| entry: |
| %a = alloca [10 x i64], align 8 |
| %arrayidx = getelementptr inbounds [10 x i64], ptr %a, i32 0, i32 1 |
| store volatile i64 1, ptr %arrayidx, align 8 |
| %arrayidx1 = getelementptr inbounds [10 x i64], ptr %a, i32 0, i32 1 |
| %0 = load volatile i64, ptr %arrayidx1, align 8 |
| ret i64 %0 |
| } |
| |
| ... |
| --- |
| name: f |
| alignment: 2 |
| tracksRegLiveness: true |
| frameInfo: |
| maxAlignment: 8 |
| maxCallFrameSize: 0 |
| localFrameSize: 80 |
| stack: |
| - { id: 0, name: a, size: 80, alignment: 8, local-offset: -80 } |
| machineFunctionInfo: {} |
| body: | |
| bb.0.entry: |
| ; CHECK-LABEL: name: f |
| ; CHECK: $sp = frame-setup tSUBspi $sp, 20, 14 /* CC::al */, $noreg |
| ; CHECK: frame-setup CFI_INSTRUCTION def_cfa_offset 80 |
| ; CHECK: renamable $r0 = t2MOVi 0, 14 /* CC::al */, $noreg, $noreg |
| ; CHECK: renamable $r1 = t2MOVi 1, 14 /* CC::al */, $noreg, $noreg |
| ; CHECK: t2STRDi8 killed $r1, killed $r0, $sp, 8, 14 /* CC::al */, $noreg :: (volatile store (s64) into %ir.arrayidx) |
| ; CHECK: $r0, $r1 = t2LDRDi8 $sp, 8, 14 /* CC::al */, $noreg :: (volatile dereferenceable load (s64) from %ir.arrayidx1) |
| ; CHECK: $sp = frame-destroy tADDspi $sp, 20, 14 /* CC::al */, $noreg |
| ; CHECK: tBX_RET 14 /* CC::al */, $noreg, implicit $r0, implicit $r1 |
| renamable $r0 = t2MOVi 0, 14 /* CC::al */, $noreg, $noreg |
| renamable $r1 = t2MOVi 1, 14 /* CC::al */, $noreg, $noreg |
| t2STRDi8 killed $r1, killed $r0, %stack.0.a, 8, 14 /* CC::al */, $noreg :: (volatile store (s64) into %ir.arrayidx) |
| $r0, $r1 = t2LDRDi8 %stack.0.a, 8, 14 /* CC::al */, $noreg :: (volatile dereferenceable load (s64) from %ir.arrayidx1) |
| tBX_RET 14 /* CC::al */, $noreg, implicit $r0, implicit $r1 |
| |
| ... |