x86: add kconfig symbols for assembler VAES and VPCLMULQDQ support

Add config symbols AS_VAES and AS_VPCLMULQDQ that expose whether the assembler supports the vector AES and carryless multiplication cryptographic extensions. Reviewed-by: Ingo Molnar <[email protected]> Signed-off-by: Eric Biggers <[email protected]> Signed-off-by: Herbert Xu <[email protected]>
ddstreet · Apr 5, 2024 · 7d4700d · 7d4700d
1 parent 73e5984
commit 7d4700d
Showing 1 changed file with 10 additions and 0 deletions.
diff --git a/arch/x86/Kconfig.assembler b/arch/x86/Kconfig.assembler
@@ -25,6 +25,16 @@ config AS_GFNI
 	help
 	  Supported by binutils >= 2.30 and LLVM integrated assembler
 
+config AS_VAES
+	def_bool $(as-instr,vaesenc %ymm0$(comma)%ymm1$(comma)%ymm2)
+	help
+	  Supported by binutils >= 2.30 and LLVM integrated assembler
+
+config AS_VPCLMULQDQ
+	def_bool $(as-instr,vpclmulqdq \$0x10$(comma)%ymm0$(comma)%ymm1$(comma)%ymm2)
+	help
+	  Supported by binutils >= 2.30 and LLVM integrated assembler
+
 config AS_WRUSS
 	def_bool $(as-instr,wrussq %rax$(comma)(%rbx))
 	help