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Differential D98126

[NFC][AMDGPU]DWARF Extensions For Heterogeneous Debugging generic type endianity
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Authored by t-tye on Mar 6 2021, 12:16 PM.

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scott.linder
zoran.zaric
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rGca602a72b37d: [NFC][AMDGPU]DWARF Extensions For Heterogeneous Debugging generic type endianity
Summary

In "DWARF Extensions For Heterogeneous Debugging" document that the
DWARF generic type has a target architecture defined endianity.

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t-tye created this revision.Mar 6 2021, 12:16 PM
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t-tye added a reviewer: zoran.zaric.Mar 6 2021, 1:56 PM
scott.linder accepted this revision.Mar 6 2021, 8:48 PM
This revision is now accepted and ready to land.Mar 6 2021, 8:48 PM
This revision was landed with ongoing or failed builds.Mar 6 2021, 8:51 PM
Closed by commit rGca602a72b37d: [NFC][AMDGPU]DWARF Extensions For Heterogeneous Debugging generic type endianity (authored by t-tye). · Explain Why
This revision was automatically updated to reflect the committed changes.
t-tye added a commit: rGca602a72b37d: [NFC][AMDGPU]DWARF Extensions For Heterogeneous Debugging generic type endianity.
Harbormaster completed remote builds in B92508: Diff 328804.Mar 6 2021, 9:19 PM

Revision Contents

Diff 328834

llvm/docs/AMDGPUDwarfExtensionsForHeterogeneousDebugging.rst

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created by the ``DW_OP_implicit_pointer`` or created by the ``DW_OP_implicit_pointer`` or
``DW_OP_LLVM_aspace_implicit_pointer`` operations. The literal value would ``DW_OP_LLVM_aspace_implicit_pointer`` operations. The literal value would
record the debugging information entry and byte displacement specified by the record the debugging information entry and byte displacement specified by the
associated ``DW_OP_implicit_pointer`` or associated ``DW_OP_implicit_pointer`` or
``DW_OP_LLVM_aspace_implicit_pointer`` operations. ``DW_OP_LLVM_aspace_implicit_pointer`` operations.
There is a distinguished base type termed the generic type, which is an integral There is a distinguished base type termed the generic type, which is an integral
type that has the size of an address in the target architecture default address type that has the size of an address in the target architecture default address
space and unspecified signedness. space, a target architecture defined endianity, and unspecified signedness.
*The generic type is the same as the unspecified type used for stack operations *The generic type is the same as the unspecified type used for stack operations
defined in DWARF Version 4 and before.* defined in DWARF Version 4 and before.*
An integral type is a base type that has an encoding of ``DW_ATE_signed``, An integral type is a base type that has an encoding of ``DW_ATE_signed``,
``DW_ATE_signed_char``, ``DW_ATE_unsigned``, ``DW_ATE_unsigned_char``, ``DW_ATE_signed_char``, ``DW_ATE_unsigned``, ``DW_ATE_unsigned_char``,
``DW_ATE_boolean``, or any target architecture defined integral encoding in the ``DW_ATE_boolean``, or any target architecture defined integral encoding in the
inclusive range ``DW_ATE_lo_user`` to ``DW_ATE_hi_user``. inclusive range ``DW_ATE_lo_user`` to ``DW_ATE_hi_user``.
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