diff options
Diffstat (limited to 'gcc/config/sh/sh-protos.h')
| -rw-r--r-- | gcc/config/sh/sh-protos.h | 20 |
1 files changed, 20 insertions, 0 deletions
diff --git a/gcc/config/sh/sh-protos.h b/gcc/config/sh/sh-protos.h index 61d4eabfde9..d4e97db8902 100644 --- a/gcc/config/sh/sh-protos.h +++ b/gcc/config/sh/sh-protos.h @@ -162,6 +162,26 @@ extern bool sh_cfun_trap_exit_p (void); extern void sh_canonicalize_comparison (enum rtx_code&, rtx&, rtx&, enum machine_mode mode = VOIDmode); extern rtx sh_find_equiv_gbr_addr (rtx cur_insn, rtx mem); +extern int sh_eval_treg_value (rtx op); + +/* Result value of sh_find_set_of_reg. */ +struct set_of_reg +{ + /* The insn where sh_find_set_of_reg stopped looking. + Can be NULL_RTX if the end of the insn list was reached. */ + rtx insn; + + /* The set rtx of the specified reg if found, NULL_RTX otherwise. */ + const_rtx set_rtx; + + /* The set source rtx of the specified reg if found, NULL_RTX otherwise. + Usually, this is the most interesting return value. */ + rtx set_src; +}; + +extern set_of_reg sh_find_set_of_reg (rtx reg, rtx insn, rtx(*stepfunc)(rtx)); +extern bool sh_is_logical_t_store_expr (rtx op, rtx insn); +extern rtx sh_try_omit_signzero_extend (rtx extended_op, rtx insn); #endif /* RTX_CODE */ extern void sh_cpu_cpp_builtins (cpp_reader* pfile); |