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Encode arm EABI ( hard/soft ) calling convention in ELF header
Signed-off-by: Khem Raj <raj.khem@gmail.com>
Upstream-Status: Pending
Index: go/src/cmd/link/internal/ld/elf.go
===================================================================
--- go.orig/src/cmd/link/internal/ld/elf.go
+++ go/src/cmd/link/internal/ld/elf.go
@@ -950,7 +950,13 @@ func Elfinit(ctxt *Link) {
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 {
+ if Headtype == obj.Hlinux {
+ if obj.GOARM == 7 {
+ ehdr.flags = 0x5000402 // has entry point, Version5 EABI, hard float
+ } else {
+ ehdr.flags = 0x5000202 // has entry point, Version5 EABI, soft float
+ }
+ } else if 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
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