#include "tm.h"
#include "diagnostic-core.h"
#include "rtl.h"
-#include "hash-set.h"
-#include "machmode.h"
-#include "vec.h"
-#include "double-int.h"
-#include "input.h"
#include "alias.h"
#include "symtab.h"
-#include "wide-int.h"
-#include "inchash.h"
-#include "real.h"
#include "tree.h"
#include "stor-layout.h"
#include "tm_p.h"
#include "except.h"
#include "hard-reg-set.h"
#include "function.h"
-#include "hashtab.h"
-#include "statistics.h"
-#include "fixed-value.h"
#include "insn-config.h"
#include "expmed.h"
#include "dojump.h"
#include "insn-codes.h"
#include "optabs.h"
#include "libfuncs.h"
-#include "ggc.h"
#include "recog.h"
#include "langhooks.h"
#include "target.h"
{
tem = plus_constant (mode, get_pool_constant (XEXP (x, 0)), c);
tem = force_const_mem (GET_MODE (x), tem);
- if (memory_address_p (GET_MODE (tem), XEXP (tem, 0)))
+ /* Targets may disallow some constants in the constant pool, thus
+ force_const_mem may return NULL_RTX. */
+ if (tem && memory_address_p (GET_MODE (tem), XEXP (tem, 0)))
return tem;
}
break;
rtx temp;
rtx_insn *insn;
-#ifndef STACK_GROWS_DOWNWARD
/* Hereafter anti_p means subtract_p. */
- anti_p = !anti_p;
-#endif
+ if (!STACK_GROWS_DOWNWARD)
+ anti_p = !anti_p;
temp = expand_binop (Pmode,
anti_p ? sub_optab : add_optab,
{
int saved_stack_pointer_delta;
-#ifndef STACK_GROWS_DOWNWARD
- emit_move_insn (target, virtual_stack_dynamic_rtx);
-#endif
+ if (!STACK_GROWS_DOWNWARD)
+ emit_move_insn (target, virtual_stack_dynamic_rtx);
/* Check stack bounds if necessary. */
if (crtl->limit_stack)
{
rtx available;
rtx_code_label *space_available = gen_label_rtx ();
-#ifdef STACK_GROWS_DOWNWARD
- available = expand_binop (Pmode, sub_optab,
- stack_pointer_rtx, stack_limit_rtx,
- NULL_RTX, 1, OPTAB_WIDEN);
-#else
- available = expand_binop (Pmode, sub_optab,
- stack_limit_rtx, stack_pointer_rtx,
- NULL_RTX, 1, OPTAB_WIDEN);
-#endif
+ if (STACK_GROWS_DOWNWARD)
+ available = expand_binop (Pmode, sub_optab,
+ stack_pointer_rtx, stack_limit_rtx,
+ NULL_RTX, 1, OPTAB_WIDEN);
+ else
+ available = expand_binop (Pmode, sub_optab,
+ stack_limit_rtx, stack_pointer_rtx,
+ NULL_RTX, 1, OPTAB_WIDEN);
+
emit_cmp_and_jump_insns (available, size, GEU, NULL_RTX, Pmode, 1,
space_available);
#ifdef HAVE_trap
crtl->preferred_stack_boundary alignment. */
stack_pointer_delta = saved_stack_pointer_delta;
-#ifdef STACK_GROWS_DOWNWARD
- emit_move_insn (target, virtual_stack_dynamic_rtx);
-#endif
+ if (STACK_GROWS_DOWNWARD)
+ emit_move_insn (target, virtual_stack_dynamic_rtx);
}
suppress_reg_args_size = false;
#define PROBE_INTERVAL (1 << STACK_CHECK_PROBE_INTERVAL_EXP)
-#ifdef STACK_GROWS_DOWNWARD
+#if STACK_GROWS_DOWNWARD
#define STACK_GROW_OP MINUS
#define STACK_GROW_OPTAB sub_optab
#define STACK_GROW_OFF(off) -(off)