MIPS: microMIPS: Optimise 'memset' core library function.
Optimise 'memset' to use microMIPS instructions and/or optimisations
for binary size reduction. When the microMIPS ISA is not being used,
the library function compiles to the original binary code.
Signed-off-by: Steven J. Hill <Steven.Hill@imgtec.com>
diff --git a/arch/mips/include/asm/asm.h b/arch/mips/include/asm/asm.h
index 164a21e..879691d 100644
--- a/arch/mips/include/asm/asm.h
+++ b/arch/mips/include/asm/asm.h
@@ -296,6 +296,7 @@
#define LONG_SUBU subu
#define LONG_L lw
#define LONG_S sw
+#define LONG_SP swp
#define LONG_SLL sll
#define LONG_SLLV sllv
#define LONG_SRL srl
@@ -318,6 +319,7 @@
#define LONG_SUBU dsubu
#define LONG_L ld
#define LONG_S sd
+#define LONG_SP sdp
#define LONG_SLL dsll
#define LONG_SLLV dsllv
#define LONG_SRL dsrl