diff --git a/src/cmd/link/internal/ld/elf.go b/src/cmd/link/internal/ld/elf.go index c331944ecb..bfd449847b 100644 --- a/src/cmd/link/internal/ld/elf.go +++ b/src/cmd/link/internal/ld/elf.go @@ -946,18 +946,22 @@ func Elfinit(ctxt *Link) { ehdr.shentsize = ELF64SHDRSIZE /* Must be ELF64SHDRSIZE */ // 32-bit architectures - case sys.ARM: - // we use EABI on linux/arm, freebsd/arm, netbsd/arm. - if Headtype == obj.Hlinux || Headtype == obj.Hfreebsd || Headtype == obj.Hnetbsd { - // We set a value here that makes no indication of which - // float ABI the object uses, because this is information - // used by the dynamic linker to compare executables and - // shared libraries -- so it only matters for cgo calls, and - // the information properly comes from the object files - // produced by the host C compiler. parseArmAttributes in - // ldelf.go reads that information and updates this field as - // appropriate. - ehdr.flags = 0x5000002 // has entry point, Version5 EABI + case sys.ARM, sys.MIPS: + if SysArch.Family == sys.ARM { + // we use EABI on linux/arm, freebsd/arm, netbsd/arm. + if Headtype == obj.Hlinux || Headtype == obj.Hfreebsd || Headtype == obj.Hnetbsd { + // We set a value here that makes no indication of which + // float ABI the object uses, because this is information + // used by the dynamic linker to compare executables and + // shared libraries -- so it only matters for cgo calls, and + // the information properly comes from the object files + // produced by the host C compiler. parseArmAttributes in + // ldelf.go reads that information and updates this field as + // appropriate. + ehdr.flags = 0x5000002 // has entry point, Version5 EABI + } + } else if SysArch.Family == sys.MIPS { + ehdr.flags = 0x50000000 /* MIPS 32 */ } fallthrough default: diff --git a/src/cmd/link/internal/ld/ldelf.go b/src/cmd/link/internal/ld/ldelf.go index 6faa4a1918..d700aa6ede 100644 --- a/src/cmd/link/internal/ld/ldelf.go +++ b/src/cmd/link/internal/ld/ldelf.go @@ -546,6 +546,12 @@ func ldelf(ctxt *Link, f *bio.Reader, pkg string, length int64, pn string) { Errorf(nil, "%s: elf %s unimplemented", pn, SysArch.Name) return + case sys.MIPS: + if elfobj.machine != ElfMachMips || hdr.Ident[4] != ElfClass32 { + Errorf(nil, "%s: elf object but not mips", pn) + return + } + case sys.MIPS64: if elfobj.machine != ElfMachMips || hdr.Ident[4] != ElfClass64 { Errorf(nil, "%s: elf object but not mips64", pn)