diff options
Diffstat (limited to 'src/cmd/internal/objabi')
| -rw-r--r-- | src/cmd/internal/objabi/reloctype.go | 30 |
1 files changed, 24 insertions, 6 deletions
diff --git a/src/cmd/internal/objabi/reloctype.go b/src/cmd/internal/objabi/reloctype.go index 5dc9356fe1..aed7e2a74d 100644 --- a/src/cmd/internal/objabi/reloctype.go +++ b/src/cmd/internal/objabi/reloctype.go @@ -223,16 +223,34 @@ const ( R_XCOFFREF ) +// IsDirectCall reports whether r is a relocation for a direct call. +// A direct call is a CALL instruction that takes the target address +// as an immediate. The address is embedded into the instruction, possibly +// with limited width. An indirect call is a CALL instruction that takes +// the target address in register or memory. +func (r RelocType) IsDirectCall() bool { + switch r { + case R_CALL, R_CALLARM, R_CALLARM64, R_CALLMIPS, R_CALLPOWER: + return true + } + return false +} + // IsDirectJump reports whether r is a relocation for a direct jump. -// A direct jump is a CALL or JMP instruction that takes the target address -// as immediate. The address is embedded into the instruction, possibly -// with limited width. -// An indirect jump is a CALL or JMP instruction that takes the target address -// in register or memory. +// A direct jump is a JMP instruction that takes the target address +// as an immediate. The address is embedded into the instruction, possibly +// with limited width. An indirect jump is a JMP instruction that takes +// the target address in register or memory. func (r RelocType) IsDirectJump() bool { switch r { - case R_CALL, R_CALLARM, R_CALLARM64, R_CALLPOWER, R_CALLMIPS, R_JMPMIPS: + case R_JMPMIPS: return true } return false } + +// IsDirectCallOrJump reports whether r is a relocation for a direct +// call or a direct jump. +func (r RelocType) IsDirectCallOrJump() bool { + return r.IsDirectCall() || r.IsDirectJump() +} |