target/mips: Add comments for vendor-specific ASEs

Abbreviations of vendor-specific ASEs looks very similiar.
Add comments to explain the full name and vendors of these flags.

Signed-off-by: Jiaxun Yang <jiaxun.yang@flygoat.com>
Reviewed-by: Aleksandar Markovic <aleksandar.qemu.devel@gmail.com>
Signed-off-by: Aleksandar Markovic <aleksandar.qemu.devel@gmail.com>
Message-Id: <20200614080049.31134-3-jiaxun.yang@flygoat.com>

diff --git a/target/mips/mips-defs.h b/target/mips/mips-defs.h
index f1b833f947b8b2f92d0d9f78c31b785d1c6d2cc4..ed6a7a9e545ce367cb4fece21e38c06c16719c6c 100644 (file)
--- a/target/mips/mips-defs.h
+++ b/target/mips/mips-defs.h
@@ -57,9 +57,13 @@
 /*
  *   bits 52-63: vendor-specific ASEs
  */
+/* MultiMedia Instructions defined by R5900 */
 #define ASE_MMI           0x0010000000000000ULL
+/* MIPS eXtension/enhanced Unit defined by Ingenic */
 #define ASE_MXU           0x0020000000000000ULL
+/* Loongson MultiMedia Instructions */
 #define ASE_LMMI          0x0040000000000000ULL
+/* Loongson EXTensions */
 #define ASE_LEXT          0x0080000000000000ULL
 
 /* MIPS CPU defines. */