ECase(EM_LANAI);
ECase(EM_BPF);
#undef ECase
+ IO.enumFallback<Hex16>(Value);
}
void ScalarEnumerationTraits<ELFYAML::ELF_ELFCLASS>::enumeration(
--- /dev/null
+## Check how obj2yaml dumps e_machine field.
+
+## Check it dumps an unknown e_machine as a number.
+
+# RUN: yaml2obj --docnum=1 %s -o %t1
+# RUN: obj2yaml %t1 | FileCheck %s --check-prefix=UNKNOWN
+
+# UNKNOWN: --- !ELF
+# UNKNOWN-NEXT: FileHeader:
+# UNKNOWN-NEXT: Class: ELFCLASS64
+# UNKNOWN-NEXT: Data: ELFDATA2MSB
+# UNKNOWN-NEXT: Type: ET_REL
+# UNKNOWN-NEXT: Machine: 0x1234
+
+--- !ELF
+FileHeader:
+ Class: ELFCLASS64
+ Data: ELFDATA2MSB
+ Type: ET_REL
+ Machine: 0x1234
+
+## Check it dumps a known e_machine value as an enum string.
+
+# RUN: yaml2obj --docnum=2 %s -o %t2
+# RUN: obj2yaml %t2 | FileCheck %s --check-prefix=KNOWN
+
+# KNOWN: --- !ELF
+# KNOWN-NEXT: FileHeader:
+# KNOWN-NEXT: Class: ELFCLASS64
+# KNOWN-NEXT: Data: ELFDATA2MSB
+# KNOWN-NEXT: Type: ET_REL
+# KNOWN-NEXT: Machine: EM_NONE
+
+--- !ELF
+FileHeader:
+ Class: ELFCLASS64
+ Data: ELFDATA2MSB
+ Type: ET_REL
+ Machine: 0
--- /dev/null
+## Test how the Machine YAML field can be used to set the e_machine ELF header field.
+
+## Test we can use an arbitrary value.
+
+# RUN: yaml2obj --docnum=1 %s -o %t1
+# RUN: llvm-readelf %t1 --file-headers | FileCheck %s --check-prefix=UNKNOWN
+
+# UNKNOWN: Machine: 1234
+
+--- !ELF
+FileHeader:
+ Class: ELFCLASS64
+ Data: ELFDATA2MSB
+ Type: ET_REL
+ Machine: 0x1234
+
+## Test we can't use a number that doesn't fit into 2 bytes.
+
+# RUN: not yaml2obj --docnum=2 %s 2>&1 | FileCheck %s --check-prefix=ERR
+
+# ERR: error: out of range hex16 number
+
+--- !ELF
+FileHeader:
+ Class: ELFCLASS64
+ Data: ELFDATA2MSB
+ Type: ET_REL
+ Machine: 0x12345
+
+## Test we can use a known named constant.
+
+# RUN: yaml2obj --docnum=3 %s -o %t3
+# RUN: llvm-readelf %t3 --file-headers | FileCheck %s --check-prefix=NONE
+
+# NONE: Machine: None
+
+--- !ELF
+FileHeader:
+ Class: ELFCLASS64
+ Data: ELFDATA2MSB
+ Type: ET_REL
+ Machine: EM_NONE
+
+## Test we can't use an unknown string constant.
+
+# RUN: not yaml2obj --docnum=4 %s 2>&1 | FileCheck %s --check-prefix=ERR2
+
+# ERR2: error: invalid hex16 number
+
+--- !ELF
+FileHeader:
+ Class: ELFCLASS64
+ Data: ELFDATA2MSB
+ Type: ET_REL
+ Machine: EM_UNKNOWN_FOO