diff --git a/gen/gen_code.cpp b/gen/gen_code.cpp
index eec2e21..669f59c 100644
--- a/gen/gen_code.cpp
+++ b/gen/gen_code.cpp
@@ -1356,7 +1356,7 @@ void put()
 		printf("void vpinsrd(const Xmm& x1, const Xmm& x2, const Operand& op, uint8 imm) { if (!op.isREG(32) && !op.isMEM()) throw ERR_BAD_COMBINATION; opAVX_X_X_XMcvt(x1, x2, op, !op.isMEM(), Operand::XMM, MM_0F3A | PP_66, 0x22, false, 0); db(imm); }\n");
 		printf("void vpinsrd(const Xmm& x, const Operand& op, uint8 imm) { if (!op.isREG(32) && !op.isMEM()) throw ERR_BAD_COMBINATION; opAVX_X_X_XMcvt(x, x, op, !op.isMEM(), Operand::XMM, MM_0F3A | PP_66, 0x22, false, 0); db(imm); }\n");
 
-		printf("void vpmovmskb(const Reg32e& r, const Xmm& x) { opAVX_X_X_XM(Xmm(r.getIdx()), xm0, x, MM_0F | PP_66, 0xD7, false); }\n");
+		printf("void vpmovmskb(const Reg32e& r, const Xmm& x) { if (x.isYMM()) throw ERR_BAD_COMBINATION; opAVX_X_X_XM(Xmm(r.getIdx()), xm0, x, MM_0F | PP_66, 0xD7, false); }\n");
 
 	}
 	// (x, x, imm), (x, imm)
diff --git a/readme.md b/readme.md
index fb12772..42d0929 100644
--- a/readme.md
+++ b/readme.md
@@ -1,5 +1,5 @@
 
-Xbyak 3.00 ; JIT assembler for x86(IA32), x64(AMD64, x86-64) by C++
+Xbyak 3.01 ; JIT assembler for x86(IA32), x64(AMD64, x86-64) by C++
 =============
 
 Abstract
@@ -202,6 +202,7 @@ http://www.opensource.org/licenses/bsd-license.php
 History
 -------------
 
+* 2011/May/24 ver 3.01 fix typo of OSXSAVE
 * 2011/May/23 ver 3.00 add vcmpeqps and so on
 * 2011/Feb/16 ver 2.994 beta add vmovq for 32-bit mode(I forgot it)
 * 2011/Feb/16 ver 2.993 beta remove cvtReg to avoid thread unsafe
@@ -247,5 +248,5 @@ Author
 MITSUNARI Shigeo(herumi at nifty dot com)
 
 ---
-$Revision: 1.9 $
-$Date: 2011/03/23 04:50:42 $
+$Revision: 1.10 $
+$Date: 2011/03/24 06:32:21 $
diff --git a/readme.txt b/readme.txt
index 3c265b7..f1b8d39 100644
--- a/readme.txt
+++ b/readme.txt
@@ -1,5 +1,5 @@
 
-    C++用x86(IA-32), x64(AMD64, x86-64) JITアセンブラ Xbyak version 3.00
+    C++用x86(IA-32), x64(AMD64, x86-64) JITアセンブラ Xbyak version 3.01
 
 -----------------------------------------------------------------------------
 ◎概要
@@ -214,6 +214,7 @@ sample/{echo,hello}.bfは http://www.kmonos.net/alang/etc/brainfuck.php から
 -----------------------------------------------------------------------------
 ◎履歴
 
+2011/03/24 ver 3.01 fix typo of OSXSAVE
 2011/03/23 ver 3.00  vcmpeqpsなどを追加
 2011/02/16 ver 2.994 beta add vmovq for 32-bit mode(I forgot it)
 2011/02/16 ver 2.993 beta remove cvtReg to avoid thread unsafe
diff --git a/sample/test_util.cpp b/sample/test_util.cpp
index 99035f1..c30dc49 100644
--- a/sample/test_util.cpp
+++ b/sample/test_util.cpp
@@ -38,7 +38,7 @@ void putCPUinfo()
 		{ Cpu::tSSE5, "sse5" },
 		{ Cpu::tAESNI, "aesni" },
 		{ Cpu::tRDTSCP, "rdtscp" },
-		{ Cpu::tOSXSACE, "osxsace(xgetvb)" },
+		{ Cpu::tOSXSAVE, "osxsave(xgetvb)" },
 		{ Cpu::tPCLMULQDQ, "pclmulqdq" },
 		{ Cpu::tAVX, "avx" },
 		{ Cpu::tFMA, "fma" },
diff --git a/test/test_nm.sh b/test/test_nm.sh
old mode 100755
new mode 100644
index f85e3d0..412dbf4
--- a/test/test_nm.sh
+++ b/test/test_nm.sh
@@ -14,7 +14,7 @@ else if ($1 == "64") then
 	set OPT3=win64
 	set FILTER=./normalize_prefix
 else if ($1 == "Y64") then
-	echo "nasm(64bit)"
+	echo "yasm(64bit)"
 	set EXE=yasm
 	set OPT2="-DUSE_YASM -DXBYAK64"
 	set OPT3=win64
diff --git a/xbyak/xbyak.h b/xbyak/xbyak.h
index 829f0bd..5c02620 100644
--- a/xbyak/xbyak.h
+++ b/xbyak/xbyak.h
@@ -5,9 +5,9 @@
 	@file xbyak.h
 	@brief Xbyak ; JIT assembler for x86(IA32)/x64 by C++
 	@author herumi
-	@version $Revision: 1.248 $
+	@version $Revision: 1.249 $
 	@url http://homepage1.nifty.com/herumi/soft/xbyak.html
-	@date $Date: 2011/03/23 04:47:06 $
+	@date $Date: 2011/03/24 06:32:21 $
 	@note modified new BSD license
 	http://www.opensource.org/licenses/bsd-license.php
 */
@@ -51,7 +51,7 @@ namespace Xbyak {
 
 enum {
 	DEFAULT_MAX_CODE_SIZE = 4096,
-	VERSION = 0x3000, /* 0xABCD = A.BC(D) */
+	VERSION = 0x3010, /* 0xABCD = A.BC(D) */
 };
 
 #ifndef MIE_INTEGER_TYPE_DEFINED
diff --git a/xbyak/xbyak_mnemonic.h b/xbyak/xbyak_mnemonic.h
index 6fea602..8f79aca 100644
--- a/xbyak/xbyak_mnemonic.h
+++ b/xbyak/xbyak_mnemonic.h
@@ -1,4 +1,4 @@
-const char *getVersionString() const { return "3.00"; }
+const char *getVersionString() const { return "3.01"; }
 void packssdw(const Mmx& mmx, const Operand& op) { opMMX(mmx, op, 0x6B); }
 void packsswb(const Mmx& mmx, const Operand& op) { opMMX(mmx, op, 0x63); }
 void packuswb(const Mmx& mmx, const Operand& op) { opMMX(mmx, op, 0x67); }
diff --git a/xbyak/xbyak_util.h b/xbyak/xbyak_util.h
index 598f45b..8ad30ba 100644
--- a/xbyak/xbyak_util.h
+++ b/xbyak/xbyak_util.h
@@ -92,7 +92,7 @@ public:
 		tPOPCNT = 1 << 9,
 		tAESNI = 1 << 10,
 		tSSE5 = 1 << 11,
-		tOSXSACE = 1 << 12,
+		tOSXSAVE = 1 << 12,
 		tPCLMULQDQ = 1 << 13,
 		tAVX = 1 << 14,
 		tFMA = 1 << 15,
@@ -134,9 +134,9 @@ public:
 		if (data[2] & (1U << 23)) type_ |= tPOPCNT;
 		if (data[2] & (1U << 25)) type_ |= tAESNI;
 		if (data[2] & (1U << 1)) type_ |= tPCLMULQDQ;
-		if (data[2] & (1U << 27)) type_ |= tOSXSACE;
+		if (data[2] & (1U << 27)) type_ |= tOSXSAVE;
 
-		if (type_ & tOSXSACE) {
+		if (type_ & tOSXSAVE) {
 			// check XFEATURE_ENABLED_MASK[2:1] = '11b'
 			uint64 bv = getXfeature();
 			if ((bv & 6) == 6) {