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1; RUN: llc -mtriple=aarch64-apple-ios -O0 -stop-after=irtranslator -global-isel -verify-machineinstrs %s -o - 2>&1 | FileCheck %s2 3 4; CHECK-LABEL: name: test_stack_slots5; CHECK: fixedStack:6; CHECK-DAG: - { id: [[STACK0:[0-9]+]], type: default, offset: 0, size: 1,7; CHECK-DAG: - { id: [[STACK8:[0-9]+]], type: default, offset: 1, size: 1,8; CHECK: [[FRAME_INDEX:%[0-9]+]]:_(p0) = G_FRAME_INDEX %fixed-stack.19; CHECK: [[LOAD:%[0-9]+]]:_(s32) = G_SEXTLOAD [[FRAME_INDEX]](p0) :: (invariant load (s8) from %fixed-stack.1, align 16)10; CHECK: [[ASSERT_SEXT:%[0-9]+]]:_(s32) = G_ASSERT_SEXT [[LOAD]], 811; CHECK: [[TRUNC:%[0-9]+]]:_(s8) = G_TRUNC [[ASSERT_SEXT]](s32)12; CHECK: [[FRAME_INDEX1:%[0-9]+]]:_(p0) = G_FRAME_INDEX %fixed-stack.013; CHECK: [[LOAD1:%[0-9]+]]:_(s32) = G_SEXTLOAD [[FRAME_INDEX1]](p0) :: (invariant load (s8) from %fixed-stack.0)14; CHECK: [[ASSERT_SEXT1:%[0-9]+]]:_(s32) = G_ASSERT_SEXT [[LOAD1]], 815; CHECK: [[TRUNC1:%[0-9]+]]:_(s8) = G_TRUNC [[ASSERT_SEXT1]](s32)16; CHECK: [[ADD:%[0-9]+]]:_(s8) = G_ADD [[TRUNC]], [[TRUNC1]]17; CHECK: [[SEXT:%[0-9]+]]:_(s32) = G_SEXT [[ADD]](s8)18; CHECK: $w0 = COPY [[SEXT]](s32)19; CHECK: RET_ReallyLR implicit $w020define signext i8 @test_stack_slots([8 x i64], i8 signext %lhs, i8 signext %rhs) {21 %sum = add i8 %lhs, %rhs22 ret i8 %sum23}24 25; CHECK-LABEL: name: test_call_stack26; CHECK: [[C42:%[0-9]+]]:_(s8) = G_CONSTANT i8 4227; CHECK: [[C12:%[0-9]+]]:_(s8) = G_CONSTANT i8 1228; CHECK: [[SP:%[0-9]+]]:_(p0) = COPY $sp29; CHECK: [[C42_OFFS:%[0-9]+]]:_(s64) = G_CONSTANT i64 030; CHECK: [[C42_LOC:%[0-9]+]]:_(p0) = G_PTR_ADD [[SP]], [[C42_OFFS]](s64)31; CHECK: G_STORE [[C42]](s8), [[C42_LOC]](p0) :: (store (s8) into stack)32; CHECK: [[C12_OFFS:%[0-9]+]]:_(s64) = G_CONSTANT i64 133; CHECK: [[C12_LOC:%[0-9]+]]:_(p0) = G_PTR_ADD [[SP]], [[C12_OFFS]](s64)34; CHECK: G_STORE [[C12]](s8), [[C12_LOC]](p0) :: (store (s8) into stack + 1)35; CHECK: BL @test_stack_slots36define void @test_call_stack() {37 call signext i8 @test_stack_slots([8 x i64] undef, i8 signext 42, i8 signext 12)38 ret void39}40 41; CHECK-LABEL: name: test_128bit_struct42; CHECK: $x0 = COPY43; CHECK: $x1 = COPY44; CHECK: $x2 = COPY45; CHECK: BL @take_128bit_struct46define void @test_128bit_struct(ptr %ptr) {47 %struct = load [2 x i64], ptr %ptr48 call void @take_128bit_struct(ptr null, [2 x i64] %struct)49 ret void50}51 52; CHECK-LABEL: name: take_128bit_struct53; CHECK: {{%.*}}:_(p0) = COPY $x054; CHECK: {{%.*}}:_(s64) = COPY $x155; CHECK: {{%.*}}:_(s64) = COPY $x256define void @take_128bit_struct(ptr %ptr, [2 x i64] %in) {57 store [2 x i64] %in, ptr %ptr58 ret void59}60 61; CHECK-LABEL: name: test_split_struct62; CHECK: [[LD1:%[0-9]+]]:_(s64) = G_LOAD %0(p0) :: (load (s64) from %ir.ptr)63; CHECK: [[CST:%[0-9]+]]:_(s64) = G_CONSTANT i64 864; CHECK: [[GEP:%[0-9]+]]:_(p0) = nuw inbounds G_PTR_ADD %0, [[CST]](s64)65; CHECK: [[LD2:%[0-9]+]]:_(s64) = G_LOAD %3(p0) :: (load (s64) from %ir.ptr + 8)66 67; CHECK: [[SP:%[0-9]+]]:_(p0) = COPY $sp68; CHECK: [[OFF:%[0-9]+]]:_(s64) = G_CONSTANT i64 069; CHECK: [[ADDR:%[0-9]+]]:_(p0) = G_PTR_ADD [[SP]], [[OFF]](s64)70; CHECK: G_STORE [[LD1]](s64), [[ADDR]](p0) :: (store (s64) into stack, align 1)71 72; CHECK: [[ADDR:%[0-9]+]]:_(p0) = G_PTR_ADD [[SP]], [[CST]]73; CHECK: G_STORE [[LD2]](s64), [[ADDR]](p0) :: (store (s64) into stack + 8, align 1)74define void @test_split_struct(ptr %ptr) {75 %struct = load [2 x i64], ptr %ptr76 call void @take_split_struct(ptr null, i64 1, i64 2, i64 3,77 i64 4, i64 5, i64 6,78 [2 x i64] %struct)79 ret void80}81 82; CHECK-LABEL: name: take_split_struct83; CHECK: fixedStack:84; CHECK-DAG: - { id: [[LO_FRAME:[0-9]+]], type: default, offset: 0, size: 885; CHECK-DAG: - { id: [[HI_FRAME:[0-9]+]], type: default, offset: 8, size: 886 87; CHECK: [[LOPTR:%[0-9]+]]:_(p0) = G_FRAME_INDEX %fixed-stack.[[LO_FRAME]]88; CHECK: [[LO:%[0-9]+]]:_(s64) = G_LOAD [[LOPTR]](p0) :: (invariant load (s64) from %fixed-stack.[[LO_FRAME]], align 16)89 90; CHECK: [[HIPTR:%[0-9]+]]:_(p0) = G_FRAME_INDEX %fixed-stack.[[HI_FRAME]]91; CHECK: [[HI:%[0-9]+]]:_(s64) = G_LOAD [[HIPTR]](p0) :: (invariant load (s64) from %fixed-stack.[[HI_FRAME]])92define void @take_split_struct(ptr %ptr, i64, i64, i64,93 i64, i64, i64,94 [2 x i64] %in) {95 store [2 x i64] %in, ptr %ptr96 ret void97}98