aarch64: Add command line support for armv9.5-a

gcc/ChangeLog:

	* config/aarch64/aarch64-arches.def (V9_5A): New.
	* doc/invoke.texi: Document armv9.5-a option.

gcc/testsuite/ChangeLog:

	* gcc.target/aarch64/simd/armv9p5.c: New test.

Author: andrewcarlotti

gcc/config/aarch64/aarch64-arches.def

@@ -46,5 +46,6 @@ AARCH64_ARCH("armv9.1-a",     generic_armv9_a,   V9_1A,     9,  (V8_6A, V9A))
 AARCH64_ARCH("armv9.2-a",     generic_armv9_a,   V9_2A,     9,  (V8_7A, V9_1A))
 AARCH64_ARCH("armv9.3-a",     generic_armv9_a,   V9_3A,     9,  (V8_8A, V9_2A))
 AARCH64_ARCH("armv9.4-a",     generic_armv9_a,   V9_4A,     9,  (V8_9A, V9_3A))
+AARCH64_ARCH("armv9.5-a",     generic_armv9_a,   V9_5A,     9,  (V9_4A, FAMINMAX, LUT))
 
 #undef AARCH64_ARCH

gcc/doc/invoke.texi

@@ -21672,6 +21672,7 @@ and the features that they enable by default:
 @item @samp{armv9.2-a} @tab Armv9.2-A @tab @samp{armv9.1-a}
 @item @samp{armv9.3-a} @tab Armv9.3-A @tab @samp{armv9.2-a}, @samp{+mops}
 @item @samp{armv9.4-a} @tab Armv9.4-A @tab @samp{armv9.3-a}
+@item @samp{armv9.5-a} @tab Armv9.4-A @tab @samp{armv9.4-a}, @samp{+faminmax}, @samp{+lut}
 @item @samp{armv8-r} @tab Armv8-R @tab @samp{armv8-r}
 @end multitable
 

gcc/testsuite/gcc.target/aarch64/simd/armv9p5.c

@@ -0,0 +1,14 @@
+/* { dg-do compile } */
+/* { dg-additional-options "-march=armv9.5-a" } */
+
+#include "arm_neon.h"
+
+int8x16_t foo (int8x16_t table, uint8x16_t indicies)
+{
+  return vluti2q_laneq_s8 (table, indicies, 1);
+}
+
+float32x4_t bar (float32x4_t a, float32x4_t b)
+{
+  return vaminq_f32 (a, b);
+}