[llvm-objcopy] Add -B mips

llvm-svn: 358667

Author: rupprecht

llvm/test/tools/llvm-objcopy/ELF/binary-input-arch.test

@@ -1,37 +1,42 @@
 # RUN: echo abcd > %t.txt
 
 # RUN: llvm-objcopy -I binary -B aarch64 %t.txt %t.aarch64.o
-# RUN: llvm-readobj --file-headers %t.aarch64.o | FileCheck %s --check-prefixes=CHECK,AARCH64,64
+# RUN: llvm-readobj --file-headers %t.aarch64.o | FileCheck %s --check-prefixes=CHECK,LE,AARCH64,64
 
 # RUN: llvm-objcopy -I binary -B arm %t.txt %t.arm.o
-# RUN: llvm-readobj --file-headers %t.arm.o | FileCheck %s --check-prefixes=CHECK,ARM,32
+# RUN: llvm-readobj --file-headers %t.arm.o | FileCheck %s --check-prefixes=CHECK,LE,ARM,32
 
 # RUN: llvm-objcopy -I binary -B i386 %t.txt %t.i386.o
-# RUN: llvm-readobj --file-headers %t.i386.o | FileCheck %s --check-prefixes=CHECK,I386,32
+# RUN: llvm-readobj --file-headers %t.i386.o | FileCheck %s --check-prefixes=CHECK,LE,I386,32
 
 # RUN: llvm-objcopy -I binary -B i386:x86-64 %t.txt %t.i386_x86-64.o
-# RUN: llvm-readobj --file-headers %t.i386_x86-64.o | FileCheck %s --check-prefixes=CHECK,X86-64,64
+# RUN: llvm-readobj --file-headers %t.i386_x86-64.o | FileCheck %s --check-prefixes=CHECK,LE,X86-64,64
+
+# RUN: llvm-objcopy -I binary -B mips %t.txt %t.mips.o
+# RUN: llvm-readobj --file-headers %t.mips.o | FileCheck %s --check-prefixes=CHECK,BE,MIPS,32
 
 # RUN: llvm-objcopy -I binary -B powerpc:common64 %t.txt %t.powerpc_common64.o
-# RUN: llvm-readobj --file-headers %t.powerpc_common64.o | FileCheck %s --check-prefixes=CHECK,PPC,64
+# RUN: llvm-readobj --file-headers %t.powerpc_common64.o | FileCheck %s --check-prefixes=CHECK,LE,PPC,64
 
 # RUN: llvm-objcopy -I binary -B sparc %t.txt %t.sparc.o
-# RUN: llvm-readobj --file-headers %t.sparc.o | FileCheck %s --check-prefixes=CHECK,SPARC,32
+# RUN: llvm-readobj --file-headers %t.sparc.o | FileCheck %s --check-prefixes=CHECK,LE,SPARC,32
 
 # RUN: llvm-objcopy -I binary -B x86-64 %t.txt %t.x86-64.o
-# RUN: llvm-readobj --file-headers %t.x86-64.o | FileCheck %s --check-prefixes=CHECK,X86-64,64
+# RUN: llvm-readobj --file-headers %t.x86-64.o | FileCheck %s --check-prefixes=CHECK,LE,X86-64,64
 
 # CHECK: Format:
 # AARCH64-SAME: ELF64-aarch64-little
 # ARM-SAME:     ELF32-arm-little
 # I386-SAME:    ELF32-i386
+# MIPS-SAME:    ELF32-mips{{$}}
 # PPC-SAME:     ELF64-ppc64
 # SPARC-SAME:   ELF32-sparc
 # X86-64-SAME:  ELF64-x86-64
 
 # AARCH64-NEXT: Arch: aarch64
 # ARM-NEXT:     Arch: arm
 # I386-NEXT:    Arch: i386
+# MIPS-NEXT:    Arch: mips{{$$}}
 # PPC-NEXT:     Arch: powerpc64le
 # SPARC-NEXT:   Arch: sparcel
 # X86-64-NEXT:  Arch: x86_64
@@ -44,7 +49,8 @@
 # CHECK-NEXT:       Magic: (7F 45 4C 46)
 # 32-NEXT:          Class: 32-bit (0x1)
 # 64-NEXT:          Class: 64-bit (0x2)
-# CHECK-NEXT:       DataEncoding: LittleEndian (0x1)
+# LE-NEXT:          DataEncoding: LittleEndian (0x1)
+# BE-NEXT:          DataEncoding: BigEndian (0x2)
 # CHECK-NEXT:       FileVersion: 1
 # CHECK-NEXT:       OS/ABI: SystemV (0x0)
 # CHECK-NEXT:       ABIVersion: 0
@@ -54,6 +60,7 @@
 # AARCH64-NEXT:   Machine: EM_AARCH64 (0xB7)
 # ARM-NEXT:       Machine: EM_ARM (0x28)
 # I386-NEXT:      Machine: EM_386 (0x3)
+# MIPS-NEXT:      Machine: EM_MIPS (0x8)
 # PPC-NEXT:       Machine: EM_PPC64 (0x15)
 # SPARC-NEXT:     Machine: EM_SPARC (0x2)
 # X86-64-NEXT:    Machine: EM_X86_64 (0x3E)

llvm/tools/llvm-objcopy/CopyConfig.cpp

@@ -258,6 +258,7 @@ static const StringMap<MachineInfo> ArchMap{
     {"arm", {ELF::EM_ARM, false, true}},
     {"i386", {ELF::EM_386, false, true}},
     {"i386:x86-64", {ELF::EM_X86_64, true, true}},
+    {"mips", {ELF::EM_MIPS, false, false}},
     {"powerpc:common64", {ELF::EM_PPC64, true, true}},
     {"sparc", {ELF::EM_SPARC, false, true}},
     {"x86-64", {ELF::EM_X86_64, true, true}},