| ; RUN: llc -mtriple=aarch64-apple-ios -O0 -stop-after=irtranslator -global-isel -verify-machineinstrs %s -o - 2>&1 | FileCheck %s |
| |
| |
| ; CHECK-LABEL: name: test_stack_slots |
| ; CHECK: fixedStack: |
| ; CHECK-DAG: - { id: [[STACK0:[0-9]+]], type: default, offset: 0, size: 1, |
| ; CHECK-DAG: - { id: [[STACK8:[0-9]+]], type: default, offset: 1, size: 1, |
| ; CHECK: [[FRAME_INDEX:%[0-9]+]]:_(p0) = G_FRAME_INDEX %fixed-stack.1 |
| ; CHECK: [[LOAD:%[0-9]+]]:_(s32) = G_SEXTLOAD [[FRAME_INDEX]](p0) :: (invariant load (s8) from %fixed-stack.1, align 16) |
| ; CHECK: [[ASSERT_SEXT:%[0-9]+]]:_(s32) = G_ASSERT_SEXT [[LOAD]], 8 |
| ; CHECK: [[TRUNC:%[0-9]+]]:_(s8) = G_TRUNC [[ASSERT_SEXT]](s32) |
| ; CHECK: [[FRAME_INDEX1:%[0-9]+]]:_(p0) = G_FRAME_INDEX %fixed-stack.0 |
| ; CHECK: [[LOAD1:%[0-9]+]]:_(s32) = G_SEXTLOAD [[FRAME_INDEX1]](p0) :: (invariant load (s8) from %fixed-stack.0) |
| ; CHECK: [[ASSERT_SEXT1:%[0-9]+]]:_(s32) = G_ASSERT_SEXT [[LOAD1]], 8 |
| ; CHECK: [[TRUNC1:%[0-9]+]]:_(s8) = G_TRUNC [[ASSERT_SEXT1]](s32) |
| ; CHECK: [[ADD:%[0-9]+]]:_(s8) = G_ADD [[TRUNC]], [[TRUNC1]] |
| ; CHECK: [[SEXT:%[0-9]+]]:_(s32) = G_SEXT [[ADD]](s8) |
| ; CHECK: $w0 = COPY [[SEXT]](s32) |
| ; CHECK: RET_ReallyLR implicit $w0 |
| define signext i8 @test_stack_slots([8 x i64], i8 signext %lhs, i8 signext %rhs) { |
| %sum = add i8 %lhs, %rhs |
| ret i8 %sum |
| } |
| |
| ; CHECK-LABEL: name: test_call_stack |
| ; CHECK: [[C42:%[0-9]+]]:_(s8) = G_CONSTANT i8 42 |
| ; CHECK: [[C12:%[0-9]+]]:_(s8) = G_CONSTANT i8 12 |
| ; CHECK: [[SP:%[0-9]+]]:_(p0) = COPY $sp |
| ; CHECK: [[C42_OFFS:%[0-9]+]]:_(s64) = G_CONSTANT i64 0 |
| ; CHECK: [[C42_LOC:%[0-9]+]]:_(p0) = G_PTR_ADD [[SP]], [[C42_OFFS]](s64) |
| ; CHECK: G_STORE [[C42]](s8), [[C42_LOC]](p0) :: (store (s8) into stack) |
| ; CHECK: [[C12_OFFS:%[0-9]+]]:_(s64) = G_CONSTANT i64 1 |
| ; CHECK: [[C12_LOC:%[0-9]+]]:_(p0) = G_PTR_ADD [[SP]], [[C12_OFFS]](s64) |
| ; CHECK: G_STORE [[C12]](s8), [[C12_LOC]](p0) :: (store (s8) into stack + 1) |
| ; CHECK: BL @test_stack_slots |
| define void @test_call_stack() { |
| call signext i8 @test_stack_slots([8 x i64] undef, i8 signext 42, i8 signext 12) |
| ret void |
| } |
| |
| ; CHECK-LABEL: name: test_128bit_struct |
| ; CHECK: $x0 = COPY |
| ; CHECK: $x1 = COPY |
| ; CHECK: $x2 = COPY |
| ; CHECK: BL @take_128bit_struct |
| define void @test_128bit_struct([2 x i64]* %ptr) { |
| %struct = load [2 x i64], [2 x i64]* %ptr |
| call void @take_128bit_struct([2 x i64]* null, [2 x i64] %struct) |
| ret void |
| } |
| |
| ; CHECK-LABEL: name: take_128bit_struct |
| ; CHECK: {{%.*}}:_(p0) = COPY $x0 |
| ; CHECK: {{%.*}}:_(s64) = COPY $x1 |
| ; CHECK: {{%.*}}:_(s64) = COPY $x2 |
| define void @take_128bit_struct([2 x i64]* %ptr, [2 x i64] %in) { |
| store [2 x i64] %in, [2 x i64]* %ptr |
| ret void |
| } |
| |
| ; CHECK-LABEL: name: test_split_struct |
| ; CHECK: [[LD1:%[0-9]+]]:_(s64) = G_LOAD %0(p0) :: (load (s64) from %ir.ptr) |
| ; CHECK: [[CST:%[0-9]+]]:_(s64) = G_CONSTANT i64 8 |
| ; CHECK: [[GEP:%[0-9]+]]:_(p0) = G_PTR_ADD %0, [[CST]](s64) |
| ; CHECK: [[LD2:%[0-9]+]]:_(s64) = G_LOAD %3(p0) :: (load (s64) from %ir.ptr + 8) |
| |
| ; CHECK: [[SP:%[0-9]+]]:_(p0) = COPY $sp |
| ; CHECK: [[OFF:%[0-9]+]]:_(s64) = G_CONSTANT i64 0 |
| ; CHECK: [[ADDR:%[0-9]+]]:_(p0) = G_PTR_ADD [[SP]], [[OFF]](s64) |
| ; CHECK: G_STORE [[LD1]](s64), [[ADDR]](p0) :: (store (s64) into stack, align 1) |
| |
| ; CHECK: [[ADDR:%[0-9]+]]:_(p0) = G_PTR_ADD [[SP]], [[CST]] |
| ; CHECK: G_STORE [[LD2]](s64), [[ADDR]](p0) :: (store (s64) into stack + 8, align 1) |
| define void @test_split_struct([2 x i64]* %ptr) { |
| %struct = load [2 x i64], [2 x i64]* %ptr |
| call void @take_split_struct([2 x i64]* null, i64 1, i64 2, i64 3, |
| i64 4, i64 5, i64 6, |
| [2 x i64] %struct) |
| ret void |
| } |
| |
| ; CHECK-LABEL: name: take_split_struct |
| ; CHECK: fixedStack: |
| ; CHECK-DAG: - { id: [[LO_FRAME:[0-9]+]], type: default, offset: 0, size: 8 |
| ; CHECK-DAG: - { id: [[HI_FRAME:[0-9]+]], type: default, offset: 8, size: 8 |
| |
| ; CHECK: [[LOPTR:%[0-9]+]]:_(p0) = G_FRAME_INDEX %fixed-stack.[[LO_FRAME]] |
| ; CHECK: [[LO:%[0-9]+]]:_(s64) = G_LOAD [[LOPTR]](p0) :: (invariant load (s64) from %fixed-stack.[[LO_FRAME]], align 16) |
| |
| ; CHECK: [[HIPTR:%[0-9]+]]:_(p0) = G_FRAME_INDEX %fixed-stack.[[HI_FRAME]] |
| ; CHECK: [[HI:%[0-9]+]]:_(s64) = G_LOAD [[HIPTR]](p0) :: (invariant load (s64) from %fixed-stack.[[HI_FRAME]]) |
| define void @take_split_struct([2 x i64]* %ptr, i64, i64, i64, |
| i64, i64, i64, |
| [2 x i64] %in) { |
| store [2 x i64] %in, [2 x i64]* %ptr |
| ret void |
| } |