Vladimir,
This patch adds an implicit parameter to find_all_hard_reg_sets. Thanks, -Tom 2013-03-29 Radovan Obradovic <robrado...@mips.com> Tom de Vries <t...@codesourcery.com> * rtlanal.c (find_all_hard_reg_sets): Add bool implicit parameter and handle. * rtl.h (find_all_hard_reg_sets): Add bool parameter. * haifa-sched.c (recompute_todo_spec, check_clobbered_conditions): Add new argument to find_all_hard_reg_sets call.
diff --git a/gcc/haifa-sched.c b/gcc/haifa-sched.c index c4591bfe..fe24d43 100644 --- a/gcc/haifa-sched.c +++ b/gcc/haifa-sched.c @@ -1271,7 +1271,7 @@ recompute_todo_spec (rtx next, bool for_backtrack) { HARD_REG_SET t; - find_all_hard_reg_sets (prev, &t); + find_all_hard_reg_sets (prev, &t, true); if (TEST_HARD_REG_BIT (t, regno)) return HARD_DEP; if (prev == pro) @@ -3041,7 +3041,7 @@ check_clobbered_conditions (rtx insn) if ((current_sched_info->flags & DO_PREDICATION) == 0) return; - find_all_hard_reg_sets (insn, &t); + find_all_hard_reg_sets (insn, &t, true); restart: for (i = 0; i < ready.n_ready; i++) diff --git a/gcc/rtl.h b/gcc/rtl.h index b9defcc..6486f20 100644 --- a/gcc/rtl.h +++ b/gcc/rtl.h @@ -2038,7 +2038,7 @@ extern const_rtx set_of (const_rtx, const_rtx); extern void record_hard_reg_sets (rtx, const_rtx, void *); extern void record_hard_reg_uses (rtx *, void *); #ifdef HARD_CONST -extern void find_all_hard_reg_sets (const_rtx, HARD_REG_SET *); +extern void find_all_hard_reg_sets (const_rtx, HARD_REG_SET *, bool); #endif extern void note_stores (const_rtx, void (*) (rtx, const_rtx, void *), void *); extern void note_uses (rtx *, void (*) (rtx *, void *), void *); diff --git a/gcc/rtlanal.c b/gcc/rtlanal.c index b198685..27c1974 100644 --- a/gcc/rtlanal.c +++ b/gcc/rtlanal.c @@ -1028,13 +1028,13 @@ record_hard_reg_sets (rtx x, const_rtx pat ATTRIBUTE_UNUSED, void *data) /* Examine INSN, and compute the set of hard registers written by it. Store it in *PSET. Should only be called after reload. */ void -find_all_hard_reg_sets (const_rtx insn, HARD_REG_SET *pset) +find_all_hard_reg_sets (const_rtx insn, HARD_REG_SET *pset, bool implicit) { rtx link; CLEAR_HARD_REG_SET (*pset); note_stores (PATTERN (insn), record_hard_reg_sets, pset); - if (CALL_P (insn)) + if (implicit && CALL_P (insn)) IOR_HARD_REG_SET (*pset, call_used_reg_set); for (link = REG_NOTES (insn); link; link = XEXP (link, 1)) if (REG_NOTE_KIND (link) == REG_INC)