From ccb676dc53dde04b30642d7c7a76363878d0e3bf Mon Sep 17 00:00:00 2001
From: Pierre Pronchery <khorben@defora.org>
Date: Wed, 20 Apr 2011 00:35:04 +0000
Subject: [PATCH] Added the "in" instruction

---
 src/arch/i386.ins | 8 ++++++++
 test/i386.S       | 5 +++++
 2 files changed, 13 insertions(+)

diff --git a/src/arch/i386.ins b/src/arch/i386.ins
index b799ab6..342898a 100644
--- a/src/arch/i386.ins
+++ b/src/arch/i386.ins
@@ -589,6 +589,14 @@
 { "fnop",	0xd9d0,		OP2F, AOT_NONE,   AOT_NONE,  AOT_NONE	},
 /* FWAIT	0x9b		1					*/
 { "fwait",	0x9b,		OP1F, AOT_NONE,   AOT_NONE,  AOT_NONE	},
+/* IN		0xe4		1     al          imm8			*/
+{ "in",		0xe4,		OP1F, OP_al,      OP_S8,     AOT_NONE	},
+/* IN		0xe5		1     AX          imm8			*/
+{ "in",		0xe5,		OP1F, OP_AX,      OP_S8,     AOT_NONE	},
+/* IN		0xec		1     al          dx			*/
+{ "in",		0xec,		OP1F, OP_al,      OP_dx,     AOT_NONE	},
+/* IN		0xed		1     AX          dx			*/
+{ "in",		0xed,		OP1F, OP_AX,      OP_dx,     AOT_NONE	},
 /* INC		0x40 +rd	1					*/
 { "inc",	0x40,		OP1F, OP_AX,      AOT_NONE,  AOT_NONE	},
 { "inc",	0x41,		OP1F, OP_CX,      AOT_NONE,  AOT_NONE	},
diff --git a/test/i386.S b/test/i386.S
index 552b236..9fc564a 100644
--- a/test/i386.S
+++ b/test/i386.S
@@ -240,6 +240,11 @@
 	fnclex
 	fninit
 	fwait
+	/* IN */
+	in	%al, $0x43			/* e4 43		*/
+	in	%eax, $0x44			/* e5 44		*/
+	in	%al, %dx			/* ec			*/
+	in	%eax, %dx			/* ed			*/
 	/* INC */
 	inc	%eax				/* 40			*/
 	inc	%ecx				/* 41			*/