xtensa: Simplify "*masktrue_const_bitcmpl" insn pattern

gcc/ChangeLog:

	* config/xtensa/xtensa.md
	(The auxiliary define_split for *masktrue_const_bitcmpl):
	Use a more concise function call, i.e.,
	(1 << GET_MODE_BITSIZE (mode)) - 1 is equivalent to
	GET_MODE_MASK (mode).

diff --git a/gcc/config/xtensa/xtensa.md b/gcc/config/xtensa/xtensa.md
index 4a02a6efe51ab3d9002e641632059c74278dbfbe..64a4fafa31b607c6b7aeb7416679c0b72a58d8b7 100644 (file)
--- a/gcc/config/xtensa/xtensa.md
+++ b/gcc/config/xtensa/xtensa.md
@@ -2177,7 +2177,7 @@
                      (label_ref (match_dup 1))
                      (pc)))]
 {
-  operands[3] = GEN_INT ((1 << GET_MODE_BITSIZE (GET_MODE (operands[3]))) - 1);
+  operands[3] = GEN_INT (GET_MODE_MASK (GET_MODE (operands[3])));
 })
 
 (define_insn_and_split "*masktrue_const_pow2_minus_one"