diff options
Diffstat (limited to 'gcc/genattrtab.c')
| -rw-r--r-- | gcc/genattrtab.c | 46 |
1 files changed, 31 insertions, 15 deletions
diff --git a/gcc/genattrtab.c b/gcc/genattrtab.c index a958025..254f78c 100644 --- a/gcc/genattrtab.c +++ b/gcc/genattrtab.c @@ -99,6 +99,7 @@ Boston, MA 02111-1307, USA. */ #include "system.h" #include "rtl.h" #include "insn-config.h" /* For REGISTER_CONSTRAINTS */ +#include "ggc.h" #ifdef HAVE_SYS_RESOURCE_H # include <sys/resource.h> @@ -1726,7 +1727,8 @@ operate_exp (op, left, right) give the same value), optimize it away. */ if (allsame) { - obstack_free (rtl_obstack, newexp); + if (!ggc_p) + obstack_free (rtl_obstack, newexp); return operate_exp (op, left, XEXP (right, 1)); } @@ -1734,7 +1736,8 @@ operate_exp (op, left, right) just use that. */ if (rtx_equal_p (newexp, right)) { - obstack_free (rtl_obstack, newexp); + if (!ggc_p) + obstack_free (rtl_obstack, newexp); return right; } @@ -1783,7 +1786,8 @@ operate_exp (op, left, right) optimize it away. */ if (allsame) { - obstack_free (rtl_obstack, newexp); + if (!ggc_p) + obstack_free (rtl_obstack, newexp); return operate_exp (op, XEXP (left, 1), right); } @@ -1791,7 +1795,8 @@ operate_exp (op, left, right) just use that. */ if (rtx_equal_p (newexp, left)) { - obstack_free (rtl_obstack, newexp); + if (!ggc_p) + obstack_free (rtl_obstack, newexp); return left; } @@ -2609,14 +2614,16 @@ simplify_cond (exp, insn_code, insn_index) if (len == 0) { - obstack_free (rtl_obstack, first_spacer); + if (!ggc_p) + obstack_free (rtl_obstack, first_spacer); if (GET_CODE (defval) == COND) return simplify_cond (defval, insn_code, insn_index); return defval; } else if (allsame) { - obstack_free (rtl_obstack, first_spacer); + if (!ggc_p) + obstack_free (rtl_obstack, first_spacer); return exp; } else @@ -3146,14 +3153,16 @@ simplify_test_exp (exp, insn_code, insn_index) SIMPLIFY_ALTERNATIVE (left); if (left == false_rtx) { - obstack_free (rtl_obstack, spacer); + if (!ggc_p) + obstack_free (rtl_obstack, spacer); return false_rtx; } right = SIMPLIFY_TEST_EXP (XEXP (exp, 1), insn_code, insn_index); SIMPLIFY_ALTERNATIVE (right); if (left == false_rtx) { - obstack_free (rtl_obstack, spacer); + if (!ggc_p) + obstack_free (rtl_obstack, spacer); return false_rtx; } @@ -3185,7 +3194,8 @@ simplify_test_exp (exp, insn_code, insn_index) if (left == false_rtx || right == false_rtx) { - obstack_free (rtl_obstack, spacer); + if (!ggc_p) + obstack_free (rtl_obstack, spacer); return false_rtx; } else if (left == true_rtx) @@ -3244,14 +3254,16 @@ simplify_test_exp (exp, insn_code, insn_index) SIMPLIFY_ALTERNATIVE (left); if (left == true_rtx) { - obstack_free (rtl_obstack, spacer); + if (!ggc_p) + obstack_free (rtl_obstack, spacer); return true_rtx; } right = SIMPLIFY_TEST_EXP (XEXP (exp, 1), insn_code, insn_index); SIMPLIFY_ALTERNATIVE (right); if (right == true_rtx) { - obstack_free (rtl_obstack, spacer); + if (!ggc_p) + obstack_free (rtl_obstack, spacer); return true_rtx; } @@ -3261,7 +3273,8 @@ simplify_test_exp (exp, insn_code, insn_index) if (right == true_rtx || left == true_rtx) { - obstack_free (rtl_obstack, spacer); + if (!ggc_p) + obstack_free (rtl_obstack, spacer); return true_rtx; } else if (left == false_rtx) @@ -3348,12 +3361,14 @@ simplify_test_exp (exp, insn_code, insn_index) if (left == false_rtx) { - obstack_free (rtl_obstack, spacer); + if (!ggc_p) + obstack_free (rtl_obstack, spacer); return true_rtx; } else if (left == true_rtx) { - obstack_free (rtl_obstack, spacer); + if (!ggc_p) + obstack_free (rtl_obstack, spacer); return false_rtx; } @@ -3515,7 +3530,8 @@ optimize_attrs () insert_insn_ent (av, ie); something_changed = 1; } - obstack_free (temp_obstack, spacer); + if (!ggc_p) + obstack_free (temp_obstack, spacer); } } } |