[flang-commits] [lld] [flang] [clang] [llvm] [AMDGPU] Introduce GFX9/10.1/10.3/11 Generic Targets (PR #76955)
Tony Tye via flang-commits
flang-commits at lists.llvm.org
Wed Jan 17 20:21:39 PST 2024
================
@@ -1633,80 +1741,120 @@ The AMDGPU backend uses the following ELF header:
``EF_AMDGPU_FEATURE_SRAMECC_ON_V4`` 0xc00 SRAMECC enabled.
============================================ ===== ===================================
+ .. table:: AMDGPU ELF Header ``e_flags`` for Code Object V6 and After
+ :name: amdgpu-elf-header-e_flags-table-v6-onwards
+
+ ============================================ ========== =========================================
+ Name Value Description
+ ============================================ ========== =========================================
+ ``EF_AMDGPU_MACH`` 0x0ff AMDGPU processor selection
+ mask for
+ ``EF_AMDGPU_MACH_xxx`` values
+ defined in
+ :ref:`amdgpu-ef-amdgpu-mach-table`.
+ ``EF_AMDGPU_FEATURE_XNACK_V4`` 0x300 XNACK selection mask for
+ ``EF_AMDGPU_FEATURE_XNACK_*_V4``
+ values.
+ ``EF_AMDGPU_FEATURE_XNACK_UNSUPPORTED_V4`` 0x000 XNACK unsupported.
+ ``EF_AMDGPU_FEATURE_XNACK_ANY_V4`` 0x100 XNACK can have any value.
+ ``EF_AMDGPU_FEATURE_XNACK_OFF_V4`` 0x200 XNACK disabled.
+ ``EF_AMDGPU_FEATURE_XNACK_ON_V4`` 0x300 XNACK enabled.
+ ``EF_AMDGPU_FEATURE_SRAMECC_V4`` 0xc00 SRAMECC selection mask for
+ ``EF_AMDGPU_FEATURE_SRAMECC_*_V4``
+ values.
+ ``EF_AMDGPU_FEATURE_SRAMECC_UNSUPPORTED_V4`` 0x000 SRAMECC unsupported.
+ ``EF_AMDGPU_FEATURE_SRAMECC_ANY_V4`` 0x400 SRAMECC can have any value.
+ ``EF_AMDGPU_FEATURE_SRAMECC_OFF_V4`` 0x800 SRAMECC disabled,
+ ``EF_AMDGPU_FEATURE_SRAMECC_ON_V4`` 0xc00 SRAMECC enabled.
+ ``EF_AMDGPU_GENERIC_VERSION_V<X>`` 0x01000000 The most significant byte of EFLAGS
+ to contains a "generic code object
+ 0xff000000 version". This is used by runtimes
+ to determine if a generic code
+ object can be run on a
+ machine.
+ NOTE: This is only set for generic
+ targets. (e.g., ``gfx9-generic``).
+ See :ref:`amdgpu-generic-processor-table`
+ ============================================ ========== =========================================
+
.. table:: AMDGPU ``EF_AMDGPU_MACH`` Values
:name: amdgpu-ef-amdgpu-mach-table
- ==================================== ========== =============================
- Name Value Description (see
- :ref:`amdgpu-processor-table`)
- ==================================== ========== =============================
- ``EF_AMDGPU_MACH_NONE`` 0x000 *not specified*
- ``EF_AMDGPU_MACH_R600_R600`` 0x001 ``r600``
- ``EF_AMDGPU_MACH_R600_R630`` 0x002 ``r630``
- ``EF_AMDGPU_MACH_R600_RS880`` 0x003 ``rs880``
- ``EF_AMDGPU_MACH_R600_RV670`` 0x004 ``rv670``
- ``EF_AMDGPU_MACH_R600_RV710`` 0x005 ``rv710``
- ``EF_AMDGPU_MACH_R600_RV730`` 0x006 ``rv730``
- ``EF_AMDGPU_MACH_R600_RV770`` 0x007 ``rv770``
- ``EF_AMDGPU_MACH_R600_CEDAR`` 0x008 ``cedar``
- ``EF_AMDGPU_MACH_R600_CYPRESS`` 0x009 ``cypress``
- ``EF_AMDGPU_MACH_R600_JUNIPER`` 0x00a ``juniper``
- ``EF_AMDGPU_MACH_R600_REDWOOD`` 0x00b ``redwood``
- ``EF_AMDGPU_MACH_R600_SUMO`` 0x00c ``sumo``
- ``EF_AMDGPU_MACH_R600_BARTS`` 0x00d ``barts``
- ``EF_AMDGPU_MACH_R600_CAICOS`` 0x00e ``caicos``
- ``EF_AMDGPU_MACH_R600_CAYMAN`` 0x00f ``cayman``
- ``EF_AMDGPU_MACH_R600_TURKS`` 0x010 ``turks``
- *reserved* 0x011 - Reserved for ``r600``
- 0x01f architecture processors.
- ``EF_AMDGPU_MACH_AMDGCN_GFX600`` 0x020 ``gfx600``
- ``EF_AMDGPU_MACH_AMDGCN_GFX601`` 0x021 ``gfx601``
- ``EF_AMDGPU_MACH_AMDGCN_GFX700`` 0x022 ``gfx700``
- ``EF_AMDGPU_MACH_AMDGCN_GFX701`` 0x023 ``gfx701``
- ``EF_AMDGPU_MACH_AMDGCN_GFX702`` 0x024 ``gfx702``
- ``EF_AMDGPU_MACH_AMDGCN_GFX703`` 0x025 ``gfx703``
- ``EF_AMDGPU_MACH_AMDGCN_GFX704`` 0x026 ``gfx704``
- *reserved* 0x027 Reserved.
- ``EF_AMDGPU_MACH_AMDGCN_GFX801`` 0x028 ``gfx801``
- ``EF_AMDGPU_MACH_AMDGCN_GFX802`` 0x029 ``gfx802``
- ``EF_AMDGPU_MACH_AMDGCN_GFX803`` 0x02a ``gfx803``
- ``EF_AMDGPU_MACH_AMDGCN_GFX810`` 0x02b ``gfx810``
- ``EF_AMDGPU_MACH_AMDGCN_GFX900`` 0x02c ``gfx900``
- ``EF_AMDGPU_MACH_AMDGCN_GFX902`` 0x02d ``gfx902``
- ``EF_AMDGPU_MACH_AMDGCN_GFX904`` 0x02e ``gfx904``
- ``EF_AMDGPU_MACH_AMDGCN_GFX906`` 0x02f ``gfx906``
- ``EF_AMDGPU_MACH_AMDGCN_GFX908`` 0x030 ``gfx908``
- ``EF_AMDGPU_MACH_AMDGCN_GFX909`` 0x031 ``gfx909``
- ``EF_AMDGPU_MACH_AMDGCN_GFX90C`` 0x032 ``gfx90c``
- ``EF_AMDGPU_MACH_AMDGCN_GFX1010`` 0x033 ``gfx1010``
- ``EF_AMDGPU_MACH_AMDGCN_GFX1011`` 0x034 ``gfx1011``
- ``EF_AMDGPU_MACH_AMDGCN_GFX1012`` 0x035 ``gfx1012``
- ``EF_AMDGPU_MACH_AMDGCN_GFX1030`` 0x036 ``gfx1030``
- ``EF_AMDGPU_MACH_AMDGCN_GFX1031`` 0x037 ``gfx1031``
- ``EF_AMDGPU_MACH_AMDGCN_GFX1032`` 0x038 ``gfx1032``
- ``EF_AMDGPU_MACH_AMDGCN_GFX1033`` 0x039 ``gfx1033``
- ``EF_AMDGPU_MACH_AMDGCN_GFX602`` 0x03a ``gfx602``
- ``EF_AMDGPU_MACH_AMDGCN_GFX705`` 0x03b ``gfx705``
- ``EF_AMDGPU_MACH_AMDGCN_GFX805`` 0x03c ``gfx805``
- ``EF_AMDGPU_MACH_AMDGCN_GFX1035`` 0x03d ``gfx1035``
- ``EF_AMDGPU_MACH_AMDGCN_GFX1034`` 0x03e ``gfx1034``
- ``EF_AMDGPU_MACH_AMDGCN_GFX90A`` 0x03f ``gfx90a``
- ``EF_AMDGPU_MACH_AMDGCN_GFX940`` 0x040 ``gfx940``
- ``EF_AMDGPU_MACH_AMDGCN_GFX1100`` 0x041 ``gfx1100``
- ``EF_AMDGPU_MACH_AMDGCN_GFX1013`` 0x042 ``gfx1013``
- ``EF_AMDGPU_MACH_AMDGCN_GFX1150`` 0x043 ``gfx1150``
- ``EF_AMDGPU_MACH_AMDGCN_GFX1103`` 0x044 ``gfx1103``
- ``EF_AMDGPU_MACH_AMDGCN_GFX1036`` 0x045 ``gfx1036``
- ``EF_AMDGPU_MACH_AMDGCN_GFX1101`` 0x046 ``gfx1101``
- ``EF_AMDGPU_MACH_AMDGCN_GFX1102`` 0x047 ``gfx1102``
- ``EF_AMDGPU_MACH_AMDGCN_GFX1200`` 0x048 ``gfx1200``
- *reserved* 0x049 Reserved.
- ``EF_AMDGPU_MACH_AMDGCN_GFX1151`` 0x04a ``gfx1151``
- ``EF_AMDGPU_MACH_AMDGCN_GFX941`` 0x04b ``gfx941``
- ``EF_AMDGPU_MACH_AMDGCN_GFX942`` 0x04c ``gfx942``
- *reserved* 0x04d Reserved.
- ``EF_AMDGPU_MACH_AMDGCN_GFX1201`` 0x04e ``gfx1201``
- ==================================== ========== =============================
+ ========================================== ========== =============================
+ Name Value Description (see
+ :ref:`amdgpu-processor-table`)
----------------
t-tye wrote:
This should reference the processor section, not the table (as there are now 2 tables).
https://github.com/llvm/llvm-project/pull/76955
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