29 lines
1.6 KiB
LLVM
29 lines
1.6 KiB
LLVM
; RUN: llc -global-isel -mtriple=aarch64-unknown-unknown -stop-after=irtranslator -verify-machineinstrs %s -o - | FileCheck %s
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; RUN: llc -global-isel -mtriple=aarch64-unknown-unknown -stop-after=irtranslator -verify-machineinstrs -opaque-pointers %s -o - | FileCheck %s
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; The byval object should not be immutable, but the non-byval stack
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; passed argument should be.
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; CHECK-LABEL: name: stack_passed_i64
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; CHECK: fixedStack:
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; CHECK: - { id: 0, type: default, offset: 8, size: 8, alignment: 8, stack-id: default,
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; CHECK-NEXT: isImmutable: false, isAliased: false,
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; CHECK: - { id: 1, type: default, offset: 0, size: 8, alignment: 16, stack-id: default,
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; CHECK-NEXT: isImmutable: true, isAliased: false,
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define void @stack_passed_i64(i64 %arg, i64 %arg1, i64 %arg2, i64 %arg3, i64 %arg4, i64 %arg5, i64 %arg6,
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i64 %arg7, i64 %arg8, i64* byval(i64) %arg9) {
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; CHECK: bb.1 (%ir-block.0):
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; CHECK: [[FRAME_INDEX:%[0-9]+]]:_(p0) = G_FRAME_INDEX %fixed-stack.1
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; CHECK: [[LOAD:%[0-9]+]]:_(s64) = G_LOAD [[FRAME_INDEX]](p0) :: (invariant load (s64) from %fixed-stack.1, align 16)
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; CHECK: [[FRAME_INDEX1:%[0-9]+]]:_(p0) = G_FRAME_INDEX %fixed-stack.0
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; CHECK: [[COPY8:%[0-9]+]]:_(p0) = COPY [[FRAME_INDEX1]](p0)
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; CHECK: [[LOAD1:%[0-9]+]]:_(s64) = G_LOAD [[COPY8]](p0) :: (dereferenceable load (s64) from %ir.arg9)
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; CHECK: [[ADD:%[0-9]+]]:_(s64) = G_ADD [[LOAD1]], [[LOAD]]
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; CHECK: G_STORE [[ADD]](s64), [[COPY8]](p0) :: (volatile store (s64) into %ir.arg9)
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; CHECK: RET_ReallyLR
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%load = load i64, i64* %arg9
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%add = add i64 %load, %arg8
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store volatile i64 %add, i64* %arg9
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ret void
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}
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