diff --git a/include/opcode/ChangeLog b/include/opcode/ChangeLog
index b8326ffd8..2882ce568 100644
--- a/include/opcode/ChangeLog
+++ b/include/opcode/ChangeLog
@@ -1,6 +1,7 @@
 2002-04-11  Alan Modra  <amodra@bigpond.net.au>
 
 	* i386.h: Add intel mode cmpsd and movsd.
+	Put them before SSE2 insns, so that rep prefix works.
 
 2002-03-15  Chris G. Demetriou  <cgd@broadcom.com>
 
diff --git a/include/opcode/i386.h b/include/opcode/i386.h
index 1527a46ad..0171f62ed 100644
--- a/include/opcode/i386.h
+++ b/include/opcode/i386.h
@@ -1231,10 +1231,10 @@ static const template i386_optab[] = {
 {"cmpunordpd",2, 0x660fc2,  3, CpuSSE2, FP|Modrm|ImmExt,{ RegXMM|LLongMem, RegXMM, 0 } },
 {"cmpunordsd",2, 0xf20fc2,  3, CpuSSE2, FP|Modrm|ImmExt,{ RegXMM|LongMem, RegXMM, 0 } },
 {"cmppd",     3, 0x660fc2,  X, CpuSSE2, FP|Modrm,	{ Imm8, RegXMM|LLongMem, RegXMM } },
-{"cmpsd",     3, 0xf20fc2,  X, CpuSSE2, FP|Modrm,	{ Imm8, RegXMM|LongMem, RegXMM } },
 /* Intel mode string compare.  */
 {"cmpsd",     0, 0xa7,      X, 0, NoSuf|Size32|IsString, { 0, 0, 0} },
 {"cmpsd",     2, 0xa7,      X, 0, NoSuf|Size32|IsString, { AnyMem, AnyMem|EsSeg, 0} },
+{"cmpsd",     3, 0xf20fc2,  X, CpuSSE2, FP|Modrm,	{ Imm8, RegXMM|LongMem, RegXMM } },
 {"comisd",    2, 0x660f2f,  X, CpuSSE2, FP|Modrm,	{ RegXMM|LongMem, RegXMM, 0 } },
 {"cvtpi2pd",  2, 0x660f2a,  X, CpuSSE2, FP|Modrm,	{ RegMMX|LLongMem, RegXMM, 0 } },
 {"cvtsi2sd",  2, 0xf20f2a,  X, CpuSSE2, lq_Suf|IgnoreSize|Modrm,{ Reg32|Reg64|WordMem|LLongMem, RegXMM, 0 } },
@@ -1252,11 +1252,11 @@ static const template i386_optab[] = {
 {"movlpd",    2, 0x660f13,  X, CpuSSE2, FP|Modrm,	{ RegXMM, LLongMem, 0 } },
 {"movmskpd",  2, 0x660f50,  X, CpuSSE2, lq_Suf|IgnoreSize|Modrm, { RegXMM|InvMem, Reg32|Reg64, 0 } },
 {"movntpd",   2, 0x660f2b,  X, CpuSSE2, FP|Modrm, 	{ RegXMM, LLongMem, 0 } },
-{"movsd",     2, 0xf20f10,  X, CpuSSE2, FP|Modrm,	{ RegXMM|LongMem, RegXMM, 0 } },
-{"movsd",     2, 0xf20f11,  X, CpuSSE2, FP|Modrm,	{ RegXMM, RegXMM|LongMem, 0 } },
 /* Intel mode string move.  */
 {"movsd",     0, 0xa5,      X, 0, NoSuf|Size32|IsString, { 0, 0, 0} },
 {"movsd",     2, 0xa5,      X, 0, NoSuf|Size32|IsString, { AnyMem, AnyMem|EsSeg, 0} },
+{"movsd",     2, 0xf20f10,  X, CpuSSE2, FP|Modrm,	{ RegXMM|LongMem, RegXMM, 0 } },
+{"movsd",     2, 0xf20f11,  X, CpuSSE2, FP|Modrm,	{ RegXMM, RegXMM|LongMem, 0 } },
 {"movupd",    2, 0x660f10,  X, CpuSSE2, FP|Modrm,	{ RegXMM|LLongMem, RegXMM, 0 } },
 {"movupd",    2, 0x660f11,  X, CpuSSE2, FP|Modrm,	{ RegXMM, RegXMM|LLongMem, 0 } },
 {"mulpd",     2, 0x660f59,  X, CpuSSE2, FP|Modrm,	{ RegXMM|LLongMem, RegXMM, 0 } },