[llvm] Add --offoading option to llvm-readobj (PR #143342)

[James Henderson via llvm-commits]

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@@ -0,0 +1,42 @@
+## Test that --offloading with a fatbin works correctly
+# REQUIRES: target={{x86_64-.*-linux.*}}
+# REQUIRES: amdgpu-registered-target
+
+# RUN: yaml2obj %s -o %t.elf
+# RUN: llvm-readobj --offloading %t.elf | \ 
+# RUN: FileCheck %s --input-file=%t.out -DFILE_NAME=%t.elf
+
+# CHECK:        host-x86_64-unknown-linux--     file://[[FILE_NAME]]#offset=8192&size=0
+# CHECK-NEXT:   hipv4-amdgcn-amd-amdhsa--gfx908 file://[[FILE_NAME]]#offset=8192&size=4048
+
+--- !ELF
+FileHeader:
+  Class:           ELFCLASS64
+  Data:            ELFDATA2LSB
+  Type:            ET_EXEC
+  Machine:         EM_X86_64
+  Entry:           0x2041B0
+ProgramHeaders:
+  - Type:            PT_PHDR
+    Flags:           [ PF_R ]
+    VAddr:           0x200040
+    Align:           0x8
+    Offset:          0x40
+  - Type:            PT_GNU_STACK
+    Flags:           [ PF_W, PF_R ]
+    Align:           0x0
+    Offset:          0x0
+Sections:
+  - Name:            .hip_fatbin
+    Type:            SHT_PROGBITS
+    Flags:           [ SHF_ALLOC ]
+    Address:         0x201000
+    AddressAlign:    0x1000
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jh7370 wrote:

Similar to the above comments, these fields look redundant.

https://github.com/llvm/llvm-project/pull/143342