diff options
Diffstat (limited to 'src/cmd/internal/obj/arm/obj5.go')
| -rw-r--r-- | src/cmd/internal/obj/arm/obj5.go | 8 |
1 files changed, 7 insertions, 1 deletions
diff --git a/src/cmd/internal/obj/arm/obj5.go b/src/cmd/internal/obj/arm/obj5.go index 62870731b5..7331d62e75 100644 --- a/src/cmd/internal/obj/arm/obj5.go +++ b/src/cmd/internal/obj/arm/obj5.go @@ -387,12 +387,18 @@ func preprocess(ctxt *obj.Link, cursym *obj.LSym, newprog obj.ProgAlloc) { // If there are instructions following // this ARET, they come from a branch - // with the same stackframe, so no spadj. + // with the same stackframe, so spadj should + // sum to 0. if retSym != nil || retReg != REGLINK { // retjmp p.To.Reg = REGLINK + // If ARET is a tail-call, the frame pop + // and jump are in separate instructions + // and spadj is needed. + p.Spadj = -autosize q2 = obj.Appendp(p, newprog) q2.As = AB + q2.Spadj = +autosize if retSym != nil { q2.To.Type = obj.TYPE_BRANCH q2.To.Sym = retSym |