diff --git a/llvm/docs/AMDGPUUsage.rst b/llvm/docs/AMDGPUUsage.rst
--- a/llvm/docs/AMDGPUUsage.rst
+++ b/llvm/docs/AMDGPUUsage.rst
@@ -4104,9 +4104,9 @@
                                                      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
--- a/llvm/include/llvm/BinaryFormat/ELF.h
+++ b/llvm/include/llvm/BinaryFormat/ELF.h
@@ -734,6 +734,7 @@
   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,
   EF_AMDGPU_MACH_AMDGCN_LAST = EF_AMDGPU_MACH_AMDGCN_GFX90A,