[Patch Vax] zero/sign extend patterns need to be SUBREG aware

gcc/

	* config/vax/vax.md: Adjust sign/zero extend patterns to
	handle SUBREGs in operands[1].

gcc/testsuite/

	* gcc.target/vax/bswapdi-1.c: New.

From-SVN: r224672

gcc/ChangeLog

+2015-06-19  James Greenhalgh  <james.greenhalgh@arm.com>
+
+	* config/vax/vax.md: Adjust sign/zero extend patterns to
+	handle SUBREGs in operands[1].
+
 2015-06-19  Kyrylo Tkachov  <kyrylo.tkachov@arm.com>
 
 	* config/i386/i386.c (ix86_function_versions): Use std::swap instead

gcc/config/vax/vax.md

@@ -780,7 +780,7 @@
 	(match_operand:SI 3 "general_operand" "g"))]
    "(INTVAL (operands[1]) == 8 || INTVAL (operands[1]) == 16)
    && INTVAL (operands[2]) % INTVAL (operands[1]) == 0
-   && (REG_P (operands[0])
+   && (!MEM_P (operands[0])
        || ! mode_dependent_address_p (XEXP (operands[0], 0),
 				       MEM_ADDR_SPACE (operands[0])))"
   "*
@@ -809,7 +809,7 @@
 			 (match_operand:SI 3 "const_int_operand" "n")))]
   "(INTVAL (operands[2]) == 8 || INTVAL (operands[2]) == 16)
    && INTVAL (operands[3]) % INTVAL (operands[2]) == 0
-   && (REG_P (operands[1])
+   && (!MEM_P (operands[1])
        || ! mode_dependent_address_p (XEXP (operands[1], 0),
 				      MEM_ADDR_SPACE (operands[1])))"
   "*
@@ -837,7 +837,7 @@
 			 (match_operand:SI 3 "const_int_operand" "n")))]
   "(INTVAL (operands[2]) == 8 || INTVAL (operands[2]) == 16)
    && INTVAL (operands[3]) % INTVAL (operands[2]) == 0
-   && (REG_P (operands[1])
+   && (!MEM_P (operands[1])
        || ! mode_dependent_address_p (XEXP (operands[1], 0),
 				      MEM_ADDR_SPACE (operands[1])))"
   "*

gcc/testsuite/ChangeLog

+2015-06-19  James Greenhalgh  <james.greenhalgh@arm.com>
+
+	* gcc.target/vax/bswapdi-1.c: New.
+
 2015-06-19  Christophe Lyon  <christophe.lyon@linaro.org>
 
 	* gcc.target/aarch64/advsimd-intrinsics/vtst.c: New file.