41567d8ec2
This patch implements support for constructors/destructors by introducing the `@@SQINIT` section and emitting `.xtor.<priority>` sections within the SystemZ AsmPrinter and in the GOFF object lowering layer.
35 lines
1.1 KiB
LLVM
35 lines
1.1 KiB
LLVM
; RUN: llc -emit-gnuas-syntax-on-zos=false < %s -mtriple=s390x-ibm-zos | \
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; RUN: FileCheck --check-prefixes=CHECK %s
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@llvm.global_ctors = appending global [1 x { i32, ptr, ptr }] [{ i32, ptr, ptr } { i32 22, ptr @cfuncctor, ptr null }]
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@llvm.global_dtors = appending global [1 x { i32, ptr, ptr }] [{ i32, ptr, ptr } { i32 22, ptr @cfuncdtor, ptr null }]
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; Check for presence of C_@@SQINIT:
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; CHECK: .xtor.22
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; CHECK: DC XL4'7FFF0017'
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; Check direct relocation and low bit on ctor.
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; CHECK: DC AD(QD(stdin#S)+XL8'0')
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; CHECK: DC XL8'0000000000000000'
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; CHECK: DC XL4'7FFF0017'
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; CHECK: DC XL8'0000000000000000'
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; Check direct relocation and low bit on dtor.
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; CHECK: DC AD(QD(stdin#S)+XL8'16')
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; Check for function descriptors in ADA section:
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; CHECK: * Offset 0 function descriptor of cfuncctor
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; CHECK: DC RD(cfuncctor)
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; CHECK: DC VD(cfuncctor)
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; CHECK: * Offset 16 function descriptor of cfuncdtor
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; CHECK: DC RD(cfuncdtor)
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; CHECK: DC VD(cfuncdtor)
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define hidden void @cfuncctor() {
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entry:
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ret void
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}
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define hidden void @cfuncdtor() {
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entry:
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ret void
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}
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