aarch64: Enable +cssc for armv8.9-a

FEAT_CSSC is mandatory in the architecture from Armv8.9.

gcc/ChangeLog:

	* config/aarch64/aarch64-arches.def: Add CSSC to V8_9A
	dependencies.

diff --git a/gcc/config/aarch64/aarch64-arches.def b/gcc/config/aarch64/aarch64-arches.def
index 9bec30e9203bac01155281ef3474846c402bb29e..4634b272e28006b5c6c2d6705a2f1010cbd9ab9b 100644 (file)
--- a/gcc/config/aarch64/aarch64-arches.def
+++ b/gcc/config/aarch64/aarch64-arches.def
@@ -39,7 +39,7 @@ AARCH64_ARCH("armv8.5-a",     generic_armv8_a,   V8_5A,     8,  (V8_4A, SB, SSBS
 AARCH64_ARCH("armv8.6-a",     generic_armv8_a,   V8_6A,     8,  (V8_5A, I8MM, BF16))
 AARCH64_ARCH("armv8.7-a",     generic_armv8_a,   V8_7A,     8,  (V8_6A))
 AARCH64_ARCH("armv8.8-a",     generic_armv8_a,   V8_8A,     8,  (V8_7A, MOPS))
-AARCH64_ARCH("armv8.9-a",     generic_armv8_a,   V8_9A,     8,  (V8_8A))
+AARCH64_ARCH("armv8.9-a",     generic_armv8_a,   V8_9A,     8,  (V8_8A, CSSC))
 AARCH64_ARCH("armv8-r",       generic_armv8_a,   V8R  ,     8,  (V8_4A))
 AARCH64_ARCH("armv9-a",       generic_armv9_a,   V9A  ,     9,  (V8_5A, SVE2))
 AARCH64_ARCH("armv9.1-a",     generic_armv9_a,   V9_1A,     9,  (V8_6A, V9A))