[llvm] 1e04706 - [AMDGPU] Reserve ELF code
via llvm-commits
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Mon Mar 22 21:31:14 PDT 2021
Author: Tony
Date: 2021-03-23T04:30:38Z
New Revision: 1e04706adbb1a05408ce5e055a9a3d3ce460d1b1
URL: https://github.com/llvm/llvm-project/commit/1e04706adbb1a05408ce5e055a9a3d3ce460d1b1
DIFF: https://github.com/llvm/llvm-project/commit/1e04706adbb1a05408ce5e055a9a3d3ce460d1b1.diff
LOG: [AMDGPU] Reserve ELF code
Reserve AMD GPU ELF machine code 0x040.
Minor AMDGPUUsage format consistency change.
Reviewed By: kzhuravl
Differential Revision: https://reviews.llvm.org/D99122
Added:
Modified:
llvm/docs/AMDGPUUsage.rst
llvm/include/llvm/BinaryFormat/ELF.h
Removed:
################################################################################
diff --git a/llvm/docs/AMDGPUUsage.rst b/llvm/docs/AMDGPUUsage.rst
index 9205c79e7504f..8926d6b527c25 100644
--- a/llvm/docs/AMDGPUUsage.rst
+++ b/llvm/docs/AMDGPUUsage.rst
@@ -1155,6 +1155,7 @@ The AMDGPU backend uses the following ELF header:
*reserved* 0x03d Reserved.
*reserved* 0x03e Reserved.
``EF_AMDGPU_MACH_AMDGCN_GFX90A`` 0x03f ``gfx90a``
+ *reserved* 0x040 Reserved.
==================================== ========== =============================
Sections
@@ -4104,9 +4105,9 @@ The fields used by CP for code objects before V3 also match those specified in
work-group. Granularity is
device specific:
- GFX6:
+ GFX6
roundup(lds-size / (64 * 4))
- GFX7-GFX10:
+ GFX7-GFX10
roundup(lds-size / (128 * 4))
24 1 bit ENABLE_EXCEPTION_IEEE_754_FP Wavefront starts execution
diff --git a/llvm/include/llvm/BinaryFormat/ELF.h b/llvm/include/llvm/BinaryFormat/ELF.h
index e4144370ebf3e..d6846be1cef57 100644
--- a/llvm/include/llvm/BinaryFormat/ELF.h
+++ b/llvm/include/llvm/BinaryFormat/ELF.h
@@ -733,6 +733,7 @@ enum : unsigned {
EF_AMDGPU_MACH_AMDGCN_RESERVED_0X3D = 0x03d,
EF_AMDGPU_MACH_AMDGCN_RESERVED_0X3E = 0x03e,
EF_AMDGPU_MACH_AMDGCN_GFX90A = 0x03f,
+ EF_AMDGPU_MACH_AMDGCN_RESERVED_0X40 = 0x040,
// First/last AMDGCN-based processors.
EF_AMDGPU_MACH_AMDGCN_FIRST = EF_AMDGPU_MACH_AMDGCN_GFX600,
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