appropriate in calls to gen_rtx().
* cse.c (cse_main): Likewise.
* emit-rtl.c (gen_label_rtx): Likewise.
* expr.c (init_expr_once): Likewise.
* haifa-sched.c (flush_pending_lists, sched_analyze_insn,
sched_analyze, init_rgn_data_dependences,
compute_block_backward_dependences): Likewise.
* sched.c (schedule_insns): Likewise.
* varasm.c (immed_double_const): Likewise.
git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@15630
138bc75d-0d04-0410-961f-
82ee72b054a4
Mon Sep 22 11:36:42 1997 David S. Miller <davem@tanya.rutgers.edu>
+ * combine.c (try_combine): Use NULL_RTX instead of '0' where
+ appropriate in calls to gen_rtx().
+ * cse.c (cse_main): Likewise.
+ * emit-rtl.c (gen_label_rtx): Likewise.
+ * expr.c (init_expr_once): Likewise.
+ * haifa-sched.c (flush_pending_lists, sched_analyze_insn,
+ sched_analyze, init_rgn_data_dependences,
+ compute_block_backward_dependences): Likewise.
+ * sched.c (schedule_insns): Likewise.
+ * varasm.c (immed_double_const): Likewise.
+
* sparc.h (INCOMING_FRAME_SP_OFFSET): Define to
SPARC_STACK_BIAS for sake of dwarf2 on sparc64.
as I2 will not cause a problem. */
subst_prev_insn = i1
- = gen_rtx (INSN, VOIDmode, INSN_UID (i2), 0, i2,
- XVECEXP (PATTERN (i2), 0, 1), -1, 0, 0);
+ = gen_rtx (INSN, VOIDmode, INSN_UID (i2), NULL_RTX, i2,
+ XVECEXP (PATTERN (i2), 0, 1), -1, NULL_RTX, NULL_RTX);
SUBST (PATTERN (i2), XVECEXP (PATTERN (i2), 0, 0));
SUBST (XEXP (SET_SRC (PATTERN (i2)), 0),
/* Allocate scratch rtl here. cse_insn will fill in the memory reference
and change the code and mode as appropriate. */
- memory_extend_rtx = gen_rtx (ZERO_EXTEND, VOIDmode, 0);
+ memory_extend_rtx = gen_rtx (ZERO_EXTEND, VOIDmode, NULL_RTX);
#endif
/* Discard all the free elements of the previous function
label = (output_bytecode
? gen_rtx (CODE_LABEL, VOIDmode, NULL, bc_get_bytecode_label ())
- : gen_rtx (CODE_LABEL, VOIDmode, 0, 0, 0, label_num++, NULL_PTR));
+ : gen_rtx (CODE_LABEL, VOIDmode, 0, NULL_RTX,
+ NULL_RTX, label_num++, NULL_PTR));
LABEL_NUSES (label) = 0;
return label;
rtx mem1 = gen_rtx (MEM, VOIDmode, frame_pointer_rtx);
start_sequence ();
- insn = emit_insn (gen_rtx (SET, 0, 0));
+ insn = emit_insn (gen_rtx (SET, 0, NULL_RTX, NULL_RTX));
pat = PATTERN (insn);
for (mode = VOIDmode; (int) mode < NUM_MACHINE_MODES;
add_dependence (insn, XEXP (u, 0), REG_DEP_ANTI);
last_pending_memory_flush =
- gen_rtx (INSN_LIST, VOIDmode, insn, 0);
+ gen_rtx (INSN_LIST, VOIDmode, insn, NULL_RTX);
}
/* Analyze a single SET or CLOBBER rtx, X, creating all dependencies generated
{
/* reg_last_sets[r] is now a list of insns */
reg_last_sets[i]
- = gen_rtx (INSN_LIST, VOIDmode, insn, 0);
+ = gen_rtx (INSN_LIST, VOIDmode, insn, NULL_RTX);
});
CLEAR_REG_SET (reg_pending_sets);
/* reg_last_sets[r] is now a list of insns */
reg_last_sets[i]
- = gen_rtx (INSN_LIST, VOIDmode, insn, 0);
+ = gen_rtx (INSN_LIST, VOIDmode, insn, NULL_RTX);
reg_pending_sets_all = 0;
}
/* last_function_call is now a list of insns */
last_function_call
- = gen_rtx (INSN_LIST, VOIDmode, insn, 0);
+ = gen_rtx (INSN_LIST, VOIDmode, insn, NULL_RTX);
}
/* See comments on reemit_notes as to why we do this. */
{
bb_sched_before_next_call[bb] =
gen_rtx (INSN, VOIDmode, 0, NULL_RTX, NULL_RTX,
- NULL_RTX, 0, NULL_RTX, 0);
+ NULL_RTX, 0, NULL_RTX, NULL_RTX);
LOG_LINKS (bb_sched_before_next_call[bb]) = 0;
}
}
last_pending_memory_flush = 0;
sched_before_next_call
= gen_rtx (INSN, VOIDmode, 0, NULL_RTX, NULL_RTX,
- NULL_RTX, 0, NULL_RTX, 0);
+ NULL_RTX, 0, NULL_RTX, NULL_RTX);
LOG_LINKS (sched_before_next_call) = 0;
}
else
/* Create an insn here so that we can hang dependencies off of it later. */
sched_before_next_call
= gen_rtx (INSN, VOIDmode, 0, NULL_RTX, NULL_RTX,
- NULL_RTX, 0, NULL_RTX, 0);
+ NULL_RTX, 0, NULL_RTX, NULL_RTX);
/* Initialize the unused_*_lists. We can't use the ones left over from
the previous function, because gcc has freed that memory. We can use
push_obstacks_nochange ();
rtl_in_saveable_obstack ();
- r = gen_rtx (CONST_DOUBLE, mode, 0, i0, i1);
+ r = gen_rtx (CONST_DOUBLE, mode, NULL_RTX, i0, i1);
pop_obstacks ();
/* Don't touch const_double_chain in nested function; see force_const_mem.