diff options
Diffstat (limited to 'gcc/reload1.c')
| -rw-r--r-- | gcc/reload1.c | 12 |
1 files changed, 1 insertions, 11 deletions
diff --git a/gcc/reload1.c b/gcc/reload1.c index ac00812..214b413 100644 --- a/gcc/reload1.c +++ b/gcc/reload1.c @@ -4302,7 +4302,7 @@ reload_as_needed (live_known) int live_known; { struct insn_chain *chain; -#if defined (AUTO_INC_DEC) || defined (INSN_CLOBBERS_REGNO_P) +#if defined (AUTO_INC_DEC) register int i; #endif rtx x; @@ -4562,16 +4562,6 @@ reload_as_needed (live_known) if it is a call-used reg. */ else if (GET_CODE (insn) == CALL_INSN) AND_COMPL_HARD_REG_SET(reg_reloaded_valid, call_used_reg_set); - - /* In case registers overlap, allow certain insns to invalidate - particular hard registers. */ - -#ifdef INSN_CLOBBERS_REGNO_P - for (i = 0 ; i < FIRST_PSEUDO_REGISTER; i++) - if (TEST_HARD_REG_BIT (reg_reloaded_valid, i) - && INSN_CLOBBERS_REGNO_P (insn, i)) - CLEAR_HARD_REG_BIT (reg_reloaded_valid, i); -#endif } /* Clean up. */ |