Message ID | 86e6268cff328e27ee6f90e2afc35b6f437a25cd.1631111481.git.segher@kernel.crashing.org |
---|---|
State | New |
Headers | show |
Series | rs6000: Fix ELFv2 r12 use in epilogue | expand |
diff --git a/gcc/config/rs6000/rs6000-logue.c b/gcc/config/rs6000/rs6000-logue.c index e363d56ecec0..9965a8aa6910 100644 --- a/gcc/config/rs6000/rs6000-logue.c +++ b/gcc/config/rs6000/rs6000-logue.c @@ -4815,6 +4815,10 @@ rs6000_emit_epilogue (enum epilogue_type epilogue_type) else if (REGNO (frame_reg_rtx) == 12) cr_save_regno = 11; + /* For ELFv2 r12 is already in use as the GEP. */ + if (DEFAULT_ABI == ABI_ELFv2) + cr_save_regno = 11; + cr_save_reg = load_cr_save (cr_save_regno, frame_reg_rtx, info->cr_save_offset + frame_off, exit_func);