93 lines
4.0 KiB
LLVM
93 lines
4.0 KiB
LLVM
; RUN: llc -mtriple=aarch64-apple-ios -O0 -stop-after=irtranslator -global-isel -verify-machineinstrs %s -o - 2>&1 | FileCheck %s
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; CHECK-LABEL: name: test_stack_slots
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; CHECK: fixedStack:
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; CHECK-DAG: - { id: [[STACK0:[0-9]+]], type: default, offset: 0, size: 1,
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; CHECK-DAG: - { id: [[STACK8:[0-9]+]], type: default, offset: 1, size: 1,
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; CHECK: [[LHS_ADDR:%[0-9]+]]:_(p0) = G_FRAME_INDEX %fixed-stack.[[STACK0]]
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; CHECK: [[LHS:%[0-9]+]]:_(s8) = G_LOAD [[LHS_ADDR]](p0) :: (invariant load 1 from %fixed-stack.[[STACK0]], align 16)
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; CHECK: [[RHS_ADDR:%[0-9]+]]:_(p0) = G_FRAME_INDEX %fixed-stack.[[STACK8]]
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; CHECK: [[RHS:%[0-9]+]]:_(s8) = G_LOAD [[RHS_ADDR]](p0) :: (invariant load 1 from %fixed-stack.[[STACK8]])
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; CHECK: [[SUM:%[0-9]+]]:_(s8) = G_ADD [[LHS]], [[RHS]]
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; CHECK: [[SUM32:%[0-9]+]]:_(s32) = G_SEXT [[SUM]](s8)
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; CHECK: $w0 = COPY [[SUM32]](s32)
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define signext i8 @test_stack_slots([8 x i64], i8 signext %lhs, i8 signext %rhs) {
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%sum = add i8 %lhs, %rhs
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ret i8 %sum
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}
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; CHECK-LABEL: name: test_call_stack
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; CHECK: [[C42:%[0-9]+]]:_(s8) = G_CONSTANT i8 42
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; CHECK: [[C12:%[0-9]+]]:_(s8) = G_CONSTANT i8 12
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; CHECK: [[SP:%[0-9]+]]:_(p0) = COPY $sp
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; CHECK: [[C42_OFFS:%[0-9]+]]:_(s64) = G_CONSTANT i64 0
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; CHECK: [[C42_LOC:%[0-9]+]]:_(p0) = G_PTR_ADD [[SP]], [[C42_OFFS]](s64)
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; CHECK: G_STORE [[C42]](s8), [[C42_LOC]](p0) :: (store 1 into stack)
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; CHECK: [[C12_OFFS:%[0-9]+]]:_(s64) = G_CONSTANT i64 1
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; CHECK: [[C12_LOC:%[0-9]+]]:_(p0) = G_PTR_ADD [[SP]], [[C12_OFFS]](s64)
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; CHECK: G_STORE [[C12]](s8), [[C12_LOC]](p0) :: (store 1 into stack + 1)
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; CHECK: BL @test_stack_slots
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define void @test_call_stack() {
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call signext i8 @test_stack_slots([8 x i64] undef, i8 signext 42, i8 signext 12)
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ret void
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}
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; CHECK-LABEL: name: test_128bit_struct
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; CHECK: $x0 = COPY
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; CHECK: $x1 = COPY
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; CHECK: $x2 = COPY
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; CHECK: BL @take_128bit_struct
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define void @test_128bit_struct([2 x i64]* %ptr) {
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%struct = load [2 x i64], [2 x i64]* %ptr
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call void @take_128bit_struct([2 x i64]* null, [2 x i64] %struct)
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ret void
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}
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; CHECK-LABEL: name: take_128bit_struct
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; CHECK: {{%.*}}:_(p0) = COPY $x0
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; CHECK: {{%.*}}:_(s64) = COPY $x1
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; CHECK: {{%.*}}:_(s64) = COPY $x2
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define void @take_128bit_struct([2 x i64]* %ptr, [2 x i64] %in) {
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store [2 x i64] %in, [2 x i64]* %ptr
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ret void
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}
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; CHECK-LABEL: name: test_split_struct
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; CHECK: [[LD1:%[0-9]+]]:_(s64) = G_LOAD %0(p0) :: (load 8 from %ir.ptr)
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; CHECK: [[CST:%[0-9]+]]:_(s64) = G_CONSTANT i64 8
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; CHECK: [[GEP:%[0-9]+]]:_(p0) = G_PTR_ADD %0, [[CST]](s64)
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; CHECK: [[LD2:%[0-9]+]]:_(s64) = G_LOAD %3(p0) :: (load 8 from %ir.ptr + 8)
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; CHECK: [[SP:%[0-9]+]]:_(p0) = COPY $sp
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; CHECK: [[OFF:%[0-9]+]]:_(s64) = G_CONSTANT i64 0
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; CHECK: [[ADDR:%[0-9]+]]:_(p0) = G_PTR_ADD [[SP]], [[OFF]](s64)
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; CHECK: G_STORE [[LD1]](s64), [[ADDR]](p0) :: (store 8 into stack, align 1)
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; CHECK: [[ADDR:%[0-9]+]]:_(p0) = G_PTR_ADD [[SP]], [[CST]]
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; CHECK: G_STORE [[LD2]](s64), [[ADDR]](p0) :: (store 8 into stack + 8, align 1)
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define void @test_split_struct([2 x i64]* %ptr) {
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%struct = load [2 x i64], [2 x i64]* %ptr
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call void @take_split_struct([2 x i64]* null, i64 1, i64 2, i64 3,
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i64 4, i64 5, i64 6,
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[2 x i64] %struct)
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ret void
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}
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; CHECK-LABEL: name: take_split_struct
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; CHECK: fixedStack:
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; CHECK-DAG: - { id: [[LO_FRAME:[0-9]+]], type: default, offset: 0, size: 8
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; CHECK-DAG: - { id: [[HI_FRAME:[0-9]+]], type: default, offset: 8, size: 8
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; CHECK: [[LOPTR:%[0-9]+]]:_(p0) = G_FRAME_INDEX %fixed-stack.[[LO_FRAME]]
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; CHECK: [[LO:%[0-9]+]]:_(s64) = G_LOAD [[LOPTR]](p0) :: (invariant load 8 from %fixed-stack.[[LO_FRAME]], align 16)
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; CHECK: [[HIPTR:%[0-9]+]]:_(p0) = G_FRAME_INDEX %fixed-stack.[[HI_FRAME]]
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; CHECK: [[HI:%[0-9]+]]:_(s64) = G_LOAD [[HIPTR]](p0) :: (invariant load 8 from %fixed-stack.[[HI_FRAME]])
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define void @take_split_struct([2 x i64]* %ptr, i64, i64, i64,
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i64, i64, i64,
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[2 x i64] %in) {
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store [2 x i64] %in, [2 x i64]* %ptr
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ret void
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}
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