"Maciej W. Rozycki" <ma...@codesourcery.com> writes: > On Tue, 8 May 2012, Richard Sandiford wrote: >> > gcc-mips16-gp-pseudo-loc.patch >> > Index: gcc-fsf-trunk-quilt/gcc/config/mips/mips.c >> > =================================================================== >> > --- gcc-fsf-trunk-quilt.orig/gcc/config/mips/mips.c 2012-05-02 >> > 23:42:46.185566469 +0100 >> > +++ gcc-fsf-trunk-quilt/gcc/config/mips/mips.c 2012-05-03 >> > 18:55:28.775580939 +0100 >> > @@ -2622,7 +2622,8 @@ mips16_gp_pseudo_reg (void) >> > scan = NEXT_INSN (scan); >> > >> > insn = gen_load_const_gp (cfun->machine->mips16_gp_pseudo_rtx); >> > - emit_insn_after (insn, scan); >> > + insn = emit_insn_after (insn, scan); >> > + INSN_LOCATOR (insn) = 0; >> > >> > pop_topmost_sequence (); >> > } >> >> An alternative would be to use prologue_locator, like ARM does. > > Is this instruction guaranteed to be emitted once per function only?
Yes.
