Add MMX SIMD implementation of computationally intensive routines.
git-svn-id: svn://svn.code.sf.net/p/tigervnc/code/trunk@3648 3789f03b-4d11-0410-bbf8-ca57d06f2519
diff --git a/common/jpeg/simd/jsimdext.inc b/common/jpeg/simd/jsimdext.inc
index c0bd54c..08e3a04 100644
--- a/common/jpeg/simd/jsimdext.inc
+++ b/common/jpeg/simd/jsimdext.inc
@@ -107,6 +107,24 @@
%define SIZEOF_POINTER SIZEOF_DWORD ; sizeof(POINTER)
%define POINTER_BIT DWORD_BIT ; sizeof(POINTER)*BYTE_BIT
+%define INT dword ; signed integer type
+%define SIZEOF_INT SIZEOF_DWORD ; sizeof(INT)
+%define INT_BIT DWORD_BIT ; sizeof(INT)*BYTE_BIT
+
+%define MMWORD qword ; int64 (MMX register)
+%define SIZEOF_MMWORD SIZEOF_QWORD ; sizeof(MMWORD)
+%define MMWORD_BIT QWORD_BIT ; sizeof(MMWORD)*BYTE_BIT
+
+%define SIZEOF_BYTE 1 ; sizeof(BYTE)
+%define SIZEOF_WORD 2 ; sizeof(WORD)
+%define SIZEOF_DWORD 4 ; sizeof(DWORD)
+%define SIZEOF_QWORD 8 ; sizeof(QWORD)
+
+%define BYTE_BIT 8 ; CHAR_BIT in C
+%define WORD_BIT 16 ; sizeof(WORD)*BYTE_BIT
+%define DWORD_BIT 32 ; sizeof(DWORD)*BYTE_BIT
+%define QWORD_BIT 64 ; sizeof(QWORD)*BYTE_BIT
+
; --------------------------------------------------------------------------
; External Symbol Name
;