diff options
Diffstat (limited to 'gcc/postreload.cc')
| -rw-r--r-- | gcc/postreload.cc | 15 |
1 files changed, 2 insertions, 13 deletions
diff --git a/gcc/postreload.cc b/gcc/postreload.cc index d1c99fe..41f61d3 100644 --- a/gcc/postreload.cc +++ b/gcc/postreload.cc @@ -43,7 +43,6 @@ along with GCC; see the file COPYING3. If not see #include "function-abi.h" #include "rtl-iter.h" -static int reload_cse_noop_set_p (rtx); static bool reload_cse_simplify (rtx_insn *, rtx); static void reload_cse_regs_1 (void); static int reload_cse_simplify_set (rtx, rtx_insn *); @@ -74,16 +73,6 @@ reload_cse_regs (rtx_insn *first ATTRIBUTE_UNUSED) } } -/* See whether a single set SET is a noop. */ -static int -reload_cse_noop_set_p (rtx set) -{ - if (cselib_reg_set_mode (SET_DEST (set)) != GET_MODE (SET_DEST (set))) - return 0; - - return rtx_equal_for_cselib_p (SET_DEST (set), SET_SRC (set)); -} - /* Try to simplify INSN. Return true if the CFG may have changed. */ static bool reload_cse_simplify (rtx_insn *insn, rtx testreg) @@ -118,7 +107,7 @@ reload_cse_simplify (rtx_insn *insn, rtx testreg) this out, so it's safer to simplify before we delete. */ count += reload_cse_simplify_set (body, insn); - if (!count && reload_cse_noop_set_p (body)) + if (!count && cselib_redundant_set_p (body)) { if (check_for_inc_dec (insn)) delete_insn_and_edges (insn); @@ -157,7 +146,7 @@ reload_cse_simplify (rtx_insn *insn, rtx testreg) rtx part = XVECEXP (body, 0, i); if (GET_CODE (part) == SET) { - if (! reload_cse_noop_set_p (part)) + if (! cselib_redundant_set_p (part)) break; if (REG_P (SET_DEST (part)) && REG_FUNCTION_VALUE_P (SET_DEST (part))) |