rtl.h (always_void_p): New function.

[thirdparty/gcc.git] / gcc / config / s390 / s390.c

diff --git a/gcc/config/s390/s390.c b/gcc/config/s390/s390.c
index 7d16048db8e206a7cf1bcc08c1e5275ba4d68c43..e6e43fa02bf30af347a914aa38f34a38400a8974 100644 (file)
--- a/gcc/config/s390/s390.c
+++ b/gcc/config/s390/s390.c
@@ -1047,7 +1047,7 @@ s390_emit_compare (enum rtx_code code, rtx op0, rtx op1)
   else
     {
       cc = gen_rtx_REG (mode, CC_REGNUM);
-      emit_insn (gen_rtx_SET (VOIDmode, cc, gen_rtx_COMPARE (mode, op0, op1)));
+      emit_insn (gen_rtx_SET (cc, gen_rtx_COMPARE (mode, op0, op1)));
     }
 
   return gen_rtx_fmt_ee (code, VOIDmode, cc, const0_rtx);
@@ -1080,7 +1080,7 @@ s390_emit_jump (rtx target, rtx cond)
   if (cond)
     target = gen_rtx_IF_THEN_ELSE (VOIDmode, cond, target, pc_rtx);
 
-  insn = gen_rtx_SET (VOIDmode, pc_rtx, target);
+  insn = gen_rtx_SET (pc_rtx, target);
   return emit_jump_insn (insn);
 }
 
@@ -1648,7 +1648,7 @@ s390_expand_logical_operator (enum rtx_code code, machine_mode mode,
     }
 
   /* Emit the instruction.  */
-  op = gen_rtx_SET (VOIDmode, dst, gen_rtx_fmt_ee (code, wmode, src1, src2));
+  op = gen_rtx_SET (dst, gen_rtx_fmt_ee (code, wmode, src1, src2));
   clob = gen_rtx_CLOBBER (VOIDmode, gen_rtx_REG (CCmode, CC_REGNUM));
   emit_insn (gen_rtx_PARALLEL (VOIDmode, gen_rtvec (2, op, clob)));
 
@@ -3847,7 +3847,7 @@ legitimize_tls_address (rtx addr, rtx reg)
 
            new_rtx = gen_rtx_UNSPEC (Pmode, gen_rtvec (2, new_rtx, addr), UNSPEC_TLS_LOAD);
            temp = gen_reg_rtx (Pmode);
-           emit_insn (gen_rtx_SET (Pmode, temp, new_rtx));
+           emit_insn (gen_rtx_SET (temp, new_rtx));
          }
        else
          {
@@ -3864,7 +3864,7 @@ legitimize_tls_address (rtx addr, rtx reg)
            new_rtx = gen_const_mem (Pmode, new_rtx);
            new_rtx = gen_rtx_UNSPEC (Pmode, gen_rtvec (2, new_rtx, addr), UNSPEC_TLS_LOAD);
            temp = gen_reg_rtx (Pmode);
-           emit_insn (gen_rtx_SET (Pmode, temp, new_rtx));
+           emit_insn (gen_rtx_SET (temp, new_rtx));
          }
 
        new_rtx = gen_rtx_PLUS (Pmode, s390_get_thread_pointer (), temp);
@@ -4426,7 +4426,7 @@ s390_expand_cmpmem (rtx target, rtx op0, rtx op1, rtx len)
       temp = gen_rtx_NE (VOIDmode, ccreg, const0_rtx);
       temp = gen_rtx_IF_THEN_ELSE (VOIDmode, temp,
                        gen_rtx_LABEL_REF (VOIDmode, end_label), pc_rtx);
-      temp = gen_rtx_SET (VOIDmode, pc_rtx, temp);
+      temp = gen_rtx_SET (pc_rtx, temp);
       emit_jump_insn (temp);
 
       s390_load_address (addr0,
@@ -4536,7 +4536,7 @@ s390_expand_addcc (enum rtx_code cmp_code, rtx cmp_op0, rtx cmp_op1,
       if (!register_operand (cmp_op0, cmp_mode))
        cmp_op0 = force_reg (cmp_mode, cmp_op0);
 
-      insn = gen_rtx_SET (VOIDmode, gen_rtx_REG (cc_mode, CC_REGNUM),
+      insn = gen_rtx_SET (gen_rtx_REG (cc_mode, CC_REGNUM),
                          gen_rtx_COMPARE (cc_mode, cmp_op0, cmp_op1));
       /* We use insn_invalid_p here to add clobbers if required.  */
       ret = insn_invalid_p (emit_insn (insn), false);
@@ -4558,7 +4558,7 @@ s390_expand_addcc (enum rtx_code cmp_code, rtx cmp_op0, rtx cmp_op1,
 
       p = rtvec_alloc (2);
       RTVEC_ELT (p, 0) =
-        gen_rtx_SET (VOIDmode, dst, op_res);
+        gen_rtx_SET (dst, op_res);
       RTVEC_ELT (p, 1) =
        gen_rtx_CLOBBER (VOIDmode, gen_rtx_REG (CCmode, CC_REGNUM));
       emit_insn (gen_rtx_PARALLEL (VOIDmode, p));
@@ -4608,7 +4608,7 @@ s390_expand_addcc (enum rtx_code cmp_code, rtx cmp_op0, rtx cmp_op1,
       if (!register_operand (cmp_op0, cmp_mode))
        cmp_op0 = force_reg (cmp_mode, cmp_op0);
 
-      insn = gen_rtx_SET (VOIDmode, gen_rtx_REG (cc_mode, CC_REGNUM),
+      insn = gen_rtx_SET (gen_rtx_REG (cc_mode, CC_REGNUM),
                          gen_rtx_COMPARE (cc_mode, cmp_op0, cmp_op1));
       /* We use insn_invalid_p here to add clobbers if required.  */
       ret = insn_invalid_p (emit_insn (insn), false);
@@ -4625,7 +4625,7 @@ s390_expand_addcc (enum rtx_code cmp_code, rtx cmp_op0, rtx cmp_op1,
                                              const0_rtx));
       p = rtvec_alloc (2);
       RTVEC_ELT (p, 0) =
-        gen_rtx_SET (VOIDmode, dst, op_res);
+        gen_rtx_SET (dst, op_res);
       RTVEC_ELT (p, 1) =
        gen_rtx_CLOBBER (VOIDmode, gen_rtx_REG (CCmode, CC_REGNUM));
       emit_insn (gen_rtx_PARALLEL (VOIDmode, p));
@@ -4753,7 +4753,7 @@ s390_expand_insv (rtx dest, rtx op1, rtx op2, rtx src)
       if (smode_bsize == bitsize && bitpos == mode_bsize - smode_bsize)
        {
          op = gen_rtx_STRICT_LOW_PART (VOIDmode, gen_lowpart (smode, dest));
-         op = gen_rtx_SET (VOIDmode, op, gen_lowpart (smode, src));
+         op = gen_rtx_SET (op, gen_lowpart (smode, src));
          clobber = gen_rtx_CLOBBER (VOIDmode, gen_rtx_REG (CCmode, CC_REGNUM));
          emit_insn (gen_rtx_PARALLEL (VOIDmode, gen_rtvec (2, op, clobber)));
          return true;
@@ -4781,7 +4781,7 @@ s390_expand_insv (rtx dest, rtx op1, rtx op2, rtx src)
        }
 
       op = gen_rtx_ZERO_EXTRACT (mode, dest, op1, op2),
-      op = gen_rtx_SET (VOIDmode, op, src);
+      op = gen_rtx_SET (op, src);
 
       if (!TARGET_ZEC12)
        {
@@ -6057,7 +6057,8 @@ s390_split_branches (void)
        {
          new_literal = 1;
          rtx mem = force_const_mem (Pmode, *label);
-         rtx_insn *set_insn = emit_insn_before (gen_rtx_SET (Pmode, temp_reg, mem), insn);
+         rtx_insn *set_insn = emit_insn_before (gen_rtx_SET (temp_reg, mem),
+                                                insn);
          INSN_ADDRESSES_NEW (set_insn, -1);
          annotate_constant_pool_refs (&PATTERN (set_insn));
 
@@ -6070,7 +6071,8 @@ s390_split_branches (void)
                                   UNSPEC_LTREL_OFFSET);
          target = gen_rtx_CONST (Pmode, target);
          target = force_const_mem (Pmode, target);
-         rtx_insn *set_insn = emit_insn_before (gen_rtx_SET (Pmode, temp_reg, target), insn);
+         rtx_insn *set_insn = emit_insn_before (gen_rtx_SET (temp_reg, target),
+                                                insn);
          INSN_ADDRESSES_NEW (set_insn, -1);
          annotate_constant_pool_refs (&PATTERN (set_insn));
 
@@ -8844,7 +8846,7 @@ s390_emit_prologue (void)
 
       if (DISP_IN_RANGE (INTVAL (frame_off)))
        {
-         insn = gen_rtx_SET (VOIDmode, stack_pointer_rtx,
+         insn = gen_rtx_SET (stack_pointer_rtx,
                              gen_rtx_PLUS (Pmode, stack_pointer_rtx,
                                            frame_off));
          insn = emit_insn (insn);
@@ -8861,7 +8863,7 @@ s390_emit_prologue (void)
       RTX_FRAME_RELATED_P (insn) = 1;
       real_frame_off = GEN_INT (-cfun_frame_layout.frame_size);
       add_reg_note (insn, REG_FRAME_RELATED_EXPR,
-                   gen_rtx_SET (VOIDmode, stack_pointer_rtx,
+                   gen_rtx_SET (stack_pointer_rtx,
                                 gen_rtx_PLUS (Pmode, stack_pointer_rtx,
                                               real_frame_off)));
 
@@ -8915,8 +8917,7 @@ s390_emit_prologue (void)
            offset += 8;
            RTX_FRAME_RELATED_P (insn) = 1;
            add_reg_note (insn, REG_FRAME_RELATED_EXPR,
-                         gen_rtx_SET (VOIDmode,
-                                      gen_rtx_MEM (DFmode, addr),
+                         gen_rtx_SET (gen_rtx_MEM (DFmode, addr),
                                       gen_rtx_REG (DFmode, i)));
          }
     }
@@ -9006,11 +9007,11 @@ s390_emit_epilogue (bool sibcall)
       offset = area_bottom < 0 ? -area_bottom : 0;
       frame_off = GEN_INT (cfun_frame_layout.frame_size - offset);
 
-      cfa = gen_rtx_SET (VOIDmode, frame_pointer,
+      cfa = gen_rtx_SET (frame_pointer,
                         gen_rtx_PLUS (Pmode, frame_pointer, frame_off));
       if (DISP_IN_RANGE (INTVAL (frame_off)))
        {
-         insn = gen_rtx_SET (VOIDmode, frame_pointer,
+         insn = gen_rtx_SET (frame_pointer,
                              gen_rtx_PLUS (Pmode, frame_pointer, frame_off));
          insn = emit_insn (insn);
        }
@@ -10813,7 +10814,7 @@ s390_emit_call (rtx addr_location, rtx tls_call, rtx result_reg,
   call = gen_rtx_CALL (VOIDmode, addr_location, const0_rtx);
 
   if (result_reg != NULL_RTX)
-    call = gen_rtx_SET (VOIDmode, result_reg, call);
+    call = gen_rtx_SET (result_reg, call);
 
   if (retaddr_reg != NULL_RTX)
     {
@@ -11155,7 +11156,7 @@ s390_fix_long_loop_prediction (rtx_insn *insn)
 
   new_label = gen_label_rtx ();
   uncond_jump = emit_jump_insn_after (
-                 gen_rtx_SET (VOIDmode, pc_rtx,
+                 gen_rtx_SET (pc_rtx,
                               gen_rtx_LABEL_REF (VOIDmode, code_label)),
                  insn);
   emit_label_after (new_label, uncond_jump);