X-Git-Url: https://git.distorted.org.uk/~mdw/catacomb/blobdiff_plain/81ceb2c35de440e701d2f4e6960001395d2b7e97..3709fba58c13ab6b9242ea1c63f7f559901dac30:/base/asm-common.h

diff --git a/base/asm-common.h b/base/asm-common.h
index b4d4a909..0c209580 100644
--- a/base/asm-common.h
+++ b/base/asm-common.h
@@ -666,6 +666,22 @@ name:
 	vext.8	\vd, \vn, \vz, #\nbit >> 3
 .endm
 
+.macro	vrol128	vd, vn, nbit
+	// Set VD to VN rotated left by NBIT.  NBIT must be a multiple of 8.
+  .if \nbit&3 != 0
+	.error	"shift quantity must be whole number of bytes"
+  .endif
+	vext.8	\vd, \vn, \vn, #16 - (\nbit >> 3)
+.endm
+
+.macro	vror128	vd, vn, nbit
+	// Set VD to VN shifted right by NBIT.  NBIT must be a multiple of 8.
+  .if \nbit&3 != 0
+	.error	"shift quantity must be whole number of bytes"
+  .endif
+	vext.8	\vd, \vn, \vn, #\nbit >> 3
+.endm
+
 // Apply decoration decor to register name reg.
 #define _REGFORM(reg, decor) _GLUE(_REGFORM_, reg)(decor)