[clang] [llvm] [llvm][tools] Extend llvm-objdump to support nested OffloadBinaries (PR #185425)

[Alex Duran via cfe-commits]

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@@ -0,0 +1,72 @@
+## Test that llvm-objdump can display nested OffloadBinary images.
+
+# The content blobs below were generated from the following YAML Input
+#!Offload
+#Members:
+#  - ImageKind:      IMG_Bitcode
+#    OffloadKind:    OFK_OpenMP
+#    String:
+#    - Key:            "triple"
+#      Value:          "x-y-z"
+#    - Key:            "arch"
+#      Value:          "arch1"
+#  - ImageKind:      IMG_Bitcode
+#    OffloadKind:    OFK_OpenMP
+#    String:
+#    - Key:            "triple"
+#      Value:          "x-y-z"
+#    - Key:            "arch"
+#      Value:          "arch2"
+
+# RUN: yaml2obj %s -o %t.bin
+# RUN: llvm-objdump --offloading %t.bin | FileCheck %s
+
+!Offload
+Members:
+  - ImageKind:      IMG_Object
+    OffloadKind:    OFK_OpenMP
+    String:
+    - Key:            "triple"
+      Value:          "x-y-z"
+    - Key:            "arch"
+      Value:          "none"
+    Content:        10ff10ad02000000f00000000000000020000000000000000200000000000000020001000000000070000000000000000200000000000000f00000000000000000000000000000000200010000000000a0000000000000000200000000000000f0000000000000000000000000000000dc00000000000000d1000000000000000500000000000000d700000000000000e9000000000000000500000000000000dc00000000000000d1000000000000000500000000000000d700000000000000e300000000000000050000000000000000782d792d7a006172636800747269706c650061726368320061726368310000
+  - ImageKind:      IMG_Object
+    OffloadKind:    OFK_OpenMP
+    String:
+    - Key:            "triple"
+      Value:          "a-b-c"
+    - Key:            "arch"
+      Value:          "none"
+    Content:        10ff10ad02000000f00000000000000020000000000000000200000000000000020001000000000070000000000000000200000000000000f00000000000000000000000000000000200010000000000a0000000000000000200000000000000f0000000000000000000000000000000dc00000000000000d1000000000000000500000000000000d700000000000000e9000000000000000500000000000000dc00000000000000d1000000000000000500000000000000d700000000000000e300000000000000050000000000000000782d792d7a006172636800747269706c650061726368320061726368310000
+
+# CHECK: OFFLOADING IMAGE [0]:
----------------
adurang wrote:

Done

https://github.com/llvm/llvm-project/pull/185425