--- a/gcc/rtl.def	Fri Oct 27 22:46:09 2017 +0900
+++ b/gcc/rtl.def	Thu Oct 25 07:37:49 2018 +0900
@@ -1,7 +1,7 @@
 /* This file contains the definitions and documentation for the
    Register Transfer Expressions (rtx's) that make up the
    Register Transfer Language (rtl) used in the Back End of the GNU compiler.
-   Copyright (C) 1987-2017 Free Software Foundation, Inc.
+   Copyright (C) 1987-2018 Free Software Foundation, Inc.
 
 This file is part of GCC.
 
@@ -312,6 +312,16 @@
    is considered undeletable before reload.  */
 DEF_RTL_EXPR(CLOBBER, "clobber", "e", RTX_EXTRA)
 
+/* Indicate that the upper parts of something are clobbered in a way that we
+   don't want to explain.  The MODE references the lower bits that will be
+   preserved.  Anything above that size will be clobbered.
+
+   CLOBBER_HIGH only occurs as the operand of a PARALLEL rtx.  It cannot appear
+   in other contexts, and unlike CLOBBER, it cannot appear on its own.
+   CLOBBER_HIGH can only be used with fixed register rtxes.  */
+
+DEF_RTL_EXPR(CLOBBER_HIGH, "clobber_high", "e", RTX_EXTRA)
+
 /* Call a subroutine.
    Operand 1 is the address to call.
    Operand 2 is the number of arguments.  */
@@ -348,6 +358,9 @@
 /* numeric integer constant */
 DEF_RTL_EXPR(CONST_WIDE_INT, "const_wide_int", "", RTX_CONST_OBJ)
 
+/* An rtx representation of a poly_wide_int.  */
+DEF_RTL_EXPR(CONST_POLY_INT, "const_poly_int", "", RTX_CONST_OBJ)
+
 /* fixed-point constant */
 DEF_RTL_EXPR(CONST_FIXED, "const_fixed", "www", RTX_CONST_OBJ)
 
@@ -391,7 +404,7 @@
 
 /* A reference to a part of another value.  The first operand is the
    complete value and the second is the byte offset of the selected part.   */
-DEF_RTL_EXPR(SUBREG, "subreg", "ei", RTX_EXTRA)
+DEF_RTL_EXPR(SUBREG, "subreg", "ep", RTX_EXTRA)
 
 /* This one-argument rtx is used for move instructions
    that are guaranteed to alter only the low part of a destination.
@@ -710,6 +723,11 @@
    an integer multiple of the number of input parts.  */
 DEF_RTL_EXPR(VEC_DUPLICATE, "vec_duplicate", "e", RTX_UNARY)
 
+/* Creation of a vector in which element I has the value BASE + I * STEP,
+   where BASE is the first operand and STEP is the second.  The result
+   must have a vector integer mode.  */
+DEF_RTL_EXPR(VEC_SERIES, "vec_series", "ee", RTX_BIN_ARITH)
+
 /* Addition with signed saturation */
 DEF_RTL_EXPR(SS_PLUS, "ss_plus", "ee", RTX_COMM_ARITH)
 
@@ -761,6 +779,9 @@
    been optimized away completely.  */
 DEF_RTL_EXPR(DEBUG_PARAMETER_REF, "debug_parameter_ref", "t", RTX_OBJ)
 
+/* Used in marker DEBUG_INSNs to avoid being recognized as an insn.  */
+DEF_RTL_EXPR(DEBUG_MARKER, "debug_marker", "", RTX_EXTRA)
+
 /* All expressions from this point forward appear only in machine
    descriptions.  */
 #ifdef GENERATOR_FILE
@@ -1289,7 +1310,7 @@
 
 /* A special case of the above representing a set of alternatives.  The first
    operand is bitmap of the set, the second one is the default value.  */
-DEF_RTL_EXPR(EQ_ATTR_ALT, "eq_attr_alt", "ii", RTX_EXTRA)
+DEF_RTL_EXPR(EQ_ATTR_ALT, "eq_attr_alt", "ww", RTX_EXTRA)
 
 /* A conditional expression which is true if the specified flag is
    true for the insn being scheduled in reorg.