1 files changed, 810 insertions, 0 deletions
diff --git a/test/MC/X86/x86-32.s b/test/MC/X86/x86-32.s
new file mode 100644
index 0000000..de6b963
--- /dev/null
+++ b/test/MC/X86/x86-32.s
@@ -0,0 +1,810 @@
+// RUN: llvm-mc -triple i386-unknown-unknown --show-encoding %s | FileCheck %s
+
+	pause
+// CHECK: pause
+// CHECK: encoding: [0xf3,0x90]
+	sfence
+// CHECK: sfence
+// CHECK: encoding: [0x0f,0xae,0xf8]
+	lfence
+// CHECK: lfence
+// CHECK: encoding: [0x0f,0xae,0xe8]
+	mfence
+// CHECK: mfence
+// CHECK: encoding: [0x0f,0xae,0xf0]
+	monitor
+// CHECK: monitor
+// CHECK: encoding: [0x0f,0x01,0xc8]
+	monitor %eax, %ecx, %edx
+// CHECK: monitor
+// CHECK: encoding: [0x0f,0x01,0xc8]
+	mwait
+// CHECK: mwait
+// CHECK: encoding: [0x0f,0x01,0xc9]
+	mwait %eax, %ecx
+// CHECK: mwait
+// CHECK: encoding: [0x0f,0x01,0xc9]
+
+	vmcall
+// CHECK: vmcall
+// CHECK: encoding: [0x0f,0x01,0xc1]
+	vmlaunch
+// CHECK: vmlaunch
+// CHECK: encoding: [0x0f,0x01,0xc2]
+	vmresume
+// CHECK: vmresume
+// CHECK: encoding: [0x0f,0x01,0xc3]
+	vmxoff
+// CHECK: vmxoff
+// CHECK: encoding: [0x0f,0x01,0xc4]
+	swapgs
+// CHECK: swapgs
+// CHECK: encoding: [0x0f,0x01,0xf8]
+
+rdtscp
+// CHECK: rdtscp
+// CHECK:  encoding: [0x0f,0x01,0xf9]
+
+
+// CHECK: movl	%eax, 16(%ebp)          # encoding: [0x89,0x45,0x10]
+	movl	%eax, 16(%ebp)
+// CHECK: movl	%eax, -16(%ebp)          # encoding: [0x89,0x45,0xf0]
+	movl	%eax, -16(%ebp)
+
+// CHECK: testb	%bl, %cl                # encoding: [0x84,0xcb]
+        testb %bl, %cl
+
+// CHECK: cmpl	%eax, %ebx              # encoding: [0x39,0xc3]
+        cmpl %eax, %ebx
+
+// CHECK: addw	%ax, %ax                # encoding: [0x66,0x01,0xc0]
+        addw %ax, %ax
+
+// CHECK: shrl	%eax                    # encoding: [0xd1,0xe8]
+        shrl $1, %eax
+
+// CHECK: shll	%eax                    # encoding: [0xd1,0xe0]
+        sall $1, %eax
+// CHECK: shll	%eax                    # encoding: [0xd1,0xe0]
+        sal $1, %eax
+
+// moffset forms of moves, rdar://7947184
+movb	0, %al    // CHECK: movb 0, %al  # encoding: [0xa0,A,A,A,A]
+movw	0, %ax    // CHECK: movw 0, %ax  # encoding: [0x66,0xa1,A,A,A,A]
+movl	0, %eax   // CHECK: movl 0, %eax  # encoding: [0xa1,A,A,A,A]
+
+// rdar://7973775
+into
+// CHECK: into
+// CHECK:  encoding: [0xce]
+int3
+// CHECK: int3
+// CHECK:  encoding: [0xcc]
+int $4
+// CHECK: int $4
+// CHECK:  encoding: [0xcd,0x04]
+int $255
+// CHECK: int $255
+// CHECK:  encoding: [0xcd,0xff]
+
+// CHECK: pushfl	# encoding: [0x9c]
+        pushf
+// CHECK: pushfl	# encoding: [0x9c]
+        pushfl
+// CHECK: popfl	        # encoding: [0x9d]
+        popf
+// CHECK: popfl	        # encoding: [0x9d]
+        popfl
+
+// rdar://8014869
+retl
+// CHECK: ret
+// CHECK:  encoding: [0xc3]
+
+// rdar://7973854
+// CHECK: cmoval	%eax, %edx
+// CHECK:  encoding: [0x0f,0x47,0xd0]
+        	cmoval	%eax,%edx
+
+// CHECK: cmovael	%eax, %edx
+// CHECK:  encoding: [0x0f,0x43,0xd0]
+        	cmovael	%eax,%edx
+
+// CHECK: cmovbel	%eax, %edx
+// CHECK:  encoding: [0x0f,0x46,0xd0]
+        	cmovbel	%eax,%edx
+
+// CHECK: cmovbl	%eax, %edx
+// CHECK:  encoding: [0x0f,0x42,0xd0]
+        	cmovbl	%eax,%edx
+
+// CHECK: cmovbw %bx, %bx
+cmovnae	%bx,%bx
+
+
+// CHECK: cmovbel	%eax, %edx
+// CHECK:  encoding: [0x0f,0x46,0xd0]
+        	cmovbel	%eax,%edx
+
+// CHECK: cmovbl	%eax, %edx
+// CHECK:  encoding: [0x0f,0x42,0xd0]
+        	cmovcl	%eax,%edx
+
+// CHECK: cmovel	%eax, %edx
+// CHECK:  encoding: [0x0f,0x44,0xd0]
+        	cmovel	%eax,%edx
+
+// CHECK: cmovgl	%eax, %edx
+// CHECK:  encoding: [0x0f,0x4f,0xd0]
+        	cmovgl	%eax,%edx
+
+// CHECK: cmovgel	%eax, %edx
+// CHECK:  encoding: [0x0f,0x4d,0xd0]
+        	cmovgel	%eax,%edx
+
+// CHECK: cmovll	%eax, %edx
+// CHECK:  encoding: [0x0f,0x4c,0xd0]
+        	cmovll	%eax,%edx
+
+// CHECK: cmovlel	%eax, %edx
+// CHECK:  encoding: [0x0f,0x4e,0xd0]
+        	cmovlel	%eax,%edx
+
+// CHECK: cmovbel	%eax, %edx
+// CHECK:  encoding: [0x0f,0x46,0xd0]
+        	cmovnal	%eax,%edx
+
+// CHECK: cmovnel	%eax, %edx
+// CHECK:  encoding: [0x0f,0x45,0xd0]
+        	cmovnel	%eax,%edx
+
+// CHECK: cmovael	%eax, %edx
+// CHECK:  encoding: [0x0f,0x43,0xd0]
+        	cmovnbl	%eax,%edx
+
+// CHECK: cmoval	%eax, %edx
+// CHECK:  encoding: [0x0f,0x47,0xd0]
+        	cmovnbel	%eax,%edx
+
+// CHECK: cmovael	%eax, %edx
+// CHECK:  encoding: [0x0f,0x43,0xd0]
+        	cmovncl	%eax,%edx
+
+// CHECK: cmovnel	%eax, %edx
+// CHECK:  encoding: [0x0f,0x45,0xd0]
+        	cmovnel	%eax,%edx
+
+// CHECK: cmovlel	%eax, %edx
+// CHECK:  encoding: [0x0f,0x4e,0xd0]
+        	cmovngl	%eax,%edx
+
+// CHECK: cmovgel	%eax, %edx
+// CHECK:  encoding: [0x0f,0x4d,0xd0]
+        	cmovnl	%eax,%edx
+
+// CHECK: cmovnel	%eax, %edx
+// CHECK:  encoding: [0x0f,0x45,0xd0]
+        	cmovnel	%eax,%edx
+
+// CHECK: cmovlel	%eax, %edx
+// CHECK:  encoding: [0x0f,0x4e,0xd0]
+        	cmovngl	%eax,%edx
+
+// CHECK: cmovll	%eax, %edx
+// CHECK:  encoding: [0x0f,0x4c,0xd0]
+        	cmovngel	%eax,%edx
+
+// CHECK: cmovgel	%eax, %edx
+// CHECK:  encoding: [0x0f,0x4d,0xd0]
+        	cmovnll	%eax,%edx
+
+// CHECK: cmovgl	%eax, %edx
+// CHECK:  encoding: [0x0f,0x4f,0xd0]
+        	cmovnlel	%eax,%edx
+
+// CHECK: cmovnol	%eax, %edx
+// CHECK:  encoding: [0x0f,0x41,0xd0]
+        	cmovnol	%eax,%edx
+
+// CHECK: cmovnpl	%eax, %edx
+// CHECK:  encoding: [0x0f,0x4b,0xd0]
+        	cmovnpl	%eax,%edx
+
+// CHECK: cmovnsl	%eax, %edx
+// CHECK:  encoding: [0x0f,0x49,0xd0]
+        	cmovnsl	%eax,%edx
+
+// CHECK: cmovnel	%eax, %edx
+// CHECK:  encoding: [0x0f,0x45,0xd0]
+        	cmovnzl	%eax,%edx
+
+// CHECK: cmovol	%eax, %edx
+// CHECK:  encoding: [0x0f,0x40,0xd0]
+        	cmovol	%eax,%edx
+
+// CHECK: cmovpl	%eax, %edx
+// CHECK:  encoding: [0x0f,0x4a,0xd0]
+        	cmovpl	%eax,%edx
+
+// CHECK: cmovsl	%eax, %edx
+// CHECK:  encoding: [0x0f,0x48,0xd0]
+        	cmovsl	%eax,%edx
+
+// CHECK: cmovel	%eax, %edx
+// CHECK:  encoding: [0x0f,0x44,0xd0]
+        	cmovzl	%eax,%edx
+
+// CHECK: cmpps	$0, %xmm0, %xmm1
+// CHECK: encoding: [0x0f,0xc2,0xc8,0x00]
+        cmpps $0, %xmm0, %xmm1
+// CHECK:	cmpps	$0, (%eax), %xmm1
+// CHECK: encoding: [0x0f,0xc2,0x08,0x00]
+        cmpps $0, 0(%eax), %xmm1
+// CHECK:	cmppd	$0, %xmm0, %xmm1
+// CHECK: encoding: [0x66,0x0f,0xc2,0xc8,0x00]
+        cmppd $0, %xmm0, %xmm1
+// CHECK:	cmppd	$0, (%eax), %xmm1
+// CHECK: encoding: [0x66,0x0f,0xc2,0x08,0x00]
+        cmppd $0, 0(%eax), %xmm1
+// CHECK:	cmpss	$0, %xmm0, %xmm1
+// CHECK: encoding: [0xf3,0x0f,0xc2,0xc8,0x00]
+        cmpss $0, %xmm0, %xmm1
+// CHECK:	cmpss	$0, (%eax), %xmm1
+// CHECK: encoding: [0xf3,0x0f,0xc2,0x08,0x00]
+        cmpss $0, 0(%eax), %xmm1
+// CHECK:	cmpsd	$0, %xmm0, %xmm1
+// CHECK: encoding: [0xf2,0x0f,0xc2,0xc8,0x00]
+        cmpsd $0, %xmm0, %xmm1
+// CHECK:	cmpsd	$0, (%eax), %xmm1
+// CHECK: encoding: [0xf2,0x0f,0xc2,0x08,0x00]
+        cmpsd $0, 0(%eax), %xmm1
+
+// Check matching of instructions which embed the SSE comparison code.
+
+// CHECK: cmpps $0, %xmm0, %xmm1
+// CHECK: encoding: [0x0f,0xc2,0xc8,0x00]
+        cmpeqps %xmm0, %xmm1
+
+// CHECK: cmppd $1, %xmm0, %xmm1
+// CHECK: encoding: [0x66,0x0f,0xc2,0xc8,0x01]
+        cmpltpd %xmm0, %xmm1
+
+// CHECK: cmpss $2, %xmm0, %xmm1
+// CHECK: encoding: [0xf3,0x0f,0xc2,0xc8,0x02]
+        cmpless %xmm0, %xmm1
+
+// CHECK: cmppd $3, %xmm0, %xmm1
+// CHECK: encoding: [0x66,0x0f,0xc2,0xc8,0x03]
+        cmpunordpd %xmm0, %xmm1
+
+// CHECK: cmpps $4, %xmm0, %xmm1
+// CHECK: encoding: [0x0f,0xc2,0xc8,0x04]
+        cmpneqps %xmm0, %xmm1
+
+// CHECK: cmppd $5, %xmm0, %xmm1
+// CHECK: encoding: [0x66,0x0f,0xc2,0xc8,0x05]
+        cmpnltpd %xmm0, %xmm1
+
+// CHECK: cmpss $6, %xmm0, %xmm1
+// CHECK: encoding: [0xf3,0x0f,0xc2,0xc8,0x06]
+        cmpnless %xmm0, %xmm1
+
+// CHECK: cmpsd $7, %xmm0, %xmm1
+// CHECK: encoding: [0xf2,0x0f,0xc2,0xc8,0x07]
+        cmpordsd %xmm0, %xmm1
+
+// rdar://7995856
+// CHECK: fmul	%st(0)
+// CHECK:  encoding: [0xd8,0xc8]
+        fmul %st(0), %st
+
+// CHECK: fadd	%st(0)
+// CHECK:  encoding: [0xd8,0xc0]
+        fadd %st(0), %st
+
+// CHECK: fsub	%st(0)
+// CHECK:  encoding: [0xd8,0xe0]
+        fsub %st(0), %st
+
+// CHECK: fsubr	%st(0)
+// CHECK:  encoding: [0xd8,0xe8]
+        fsubr %st(0), %st
+
+// CHECK: fdivr	%st(0)
+// CHECK:  encoding: [0xd8,0xf8]
+        fdivr %st(0), %st
+
+// CHECK: fdiv	%st(0)
+// CHECK:  encoding: [0xd8,0xf0]
+        fdiv %st(0), %st
+
+// radr://8017519
+// CHECK: movl	%cs, %eax
+// CHECK:  encoding: [0x8c,0xc8]
+        movl %cs, %eax
+
+// CHECK: movw	%cs, %ax
+// CHECK:  encoding: [0x66,0x8c,0xc8]
+        movw %cs, %ax
+
+// CHECK: movl	%cs, (%eax)
+// CHECK:  encoding: [0x8c,0x08]
+        movl %cs, (%eax)
+
+// CHECK: movw	%cs, (%eax)
+// CHECK:  encoding: [0x66,0x8c,0x08]
+        movw %cs, (%eax)
+
+// CHECK: movl	%eax, %cs
+// CHECK:  encoding: [0x8e,0xc8]
+        movl %eax, %cs
+
+// CHECK: movl	(%eax), %cs
+// CHECK:  encoding: [0x8e,0x08]
+        movl (%eax), %cs
+
+// CHECK: movw	(%eax), %cs
+// CHECK:  encoding: [0x66,0x8e,0x08]
+        movw (%eax), %cs
+
+// radr://8033374
+// CHECK: movl	%cr0, %eax
+// CHECK:  encoding: [0x0f,0x20,0xc0]
+        movl %cr0,%eax
+
+// CHECK: movl	%cr1, %eax
+// CHECK:  encoding: [0x0f,0x20,0xc8]
+        movl %cr1,%eax
+
+// CHECK: movl	%cr2, %eax
+// CHECK:  encoding: [0x0f,0x20,0xd0]
+        movl %cr2,%eax
+
+// CHECK: movl	%cr3, %eax
+// CHECK:  encoding: [0x0f,0x20,0xd8]
+        movl %cr3,%eax
+
+// CHECK: movl	%cr4, %eax
+// CHECK:  encoding: [0x0f,0x20,0xe0]
+        movl %cr4,%eax
+
+// CHECK: movl	%dr0, %eax
+// CHECK:  encoding: [0x0f,0x21,0xc0]
+        movl %dr0,%eax
+
+// CHECK: movl	%dr1, %eax
+// CHECK:  encoding: [0x0f,0x21,0xc8]
+        movl %dr1,%eax
+
+// CHECK: movl	%dr1, %eax
+// CHECK:  encoding: [0x0f,0x21,0xc8]
+        movl %dr1,%eax
+
+// CHECK: movl	%dr2, %eax
+// CHECK:  encoding: [0x0f,0x21,0xd0]
+        movl %dr2,%eax
+
+// CHECK: movl	%dr3, %eax
+// CHECK:  encoding: [0x0f,0x21,0xd8]
+        movl %dr3,%eax
+
+// CHECK: movl	%dr4, %eax
+// CHECK:  encoding: [0x0f,0x21,0xe0]
+        movl %dr4,%eax
+
+// CHECK: movl	%dr5, %eax
+// CHECK:  encoding: [0x0f,0x21,0xe8]
+        movl %dr5,%eax
+
+// CHECK: movl	%dr6, %eax
+// CHECK:  encoding: [0x0f,0x21,0xf0]
+        movl %dr6,%eax
+
+// CHECK: movl	%dr7, %eax
+// CHECK:  encoding: [0x0f,0x21,0xf8]
+        movl %dr7,%eax
+
+// radr://8017522
+// CHECK: wait
+// CHECK:  encoding: [0x9b]
+	fwait
+
+// rdar://7873482
+// CHECK: [0x65,0x8b,0x05,0x7c,0x00,0x00,0x00]
+// FIXME: This is a correct bug poor encoding: Use 65 a1 7c 00 00 00 
+        movl	%gs:124, %eax
+
+// CHECK: pusha
+// CHECK:  encoding: [0x60]
+        	pusha
+
+// CHECK: popa
+// CHECK:  encoding: [0x61]
+        	popa
+
+// CHECK: pushal
+// CHECK:  encoding: [0x60]
+        	pushal
+
+// CHECK: popal
+// CHECK:  encoding: [0x61]
+        	popal
+
+// CHECK: jmpl *8(%eax)
+// CHECK:   encoding: [0xff,0x60,0x08]
+	jmp	*8(%eax)
+
+// PR7465
+// CHECK: lcalll $2, $4660
+// CHECK:   encoding: [0x9a,0x34,0x12,0x00,0x00,0x02,0x00]
+lcalll $0x2, $0x1234
+
+
+// rdar://8061602
+L1:
+  jcxz L1
+// CHECK: jcxz L1
+// CHECK:   encoding: [0x67,0xe3,A]
+  jecxz L1
+// CHECK: jecxz L1
+// CHECK:   encoding: [0xe3,A]
+
+// rdar://8403974
+iret
+// CHECK: iretl
+// CHECK: encoding: [0xcf]
+iretw
+// CHECK: iretw
+// CHECK: encoding: [0x66,0xcf]
+iretl
+// CHECK: iretl
+// CHECK: encoding: [0xcf]
+
+// rdar://8403907
+sysret
+// CHECK: sysretl
+// CHECK: encoding: [0x0f,0x07]
+sysretl
+// CHECK: sysretl
+// CHECK: encoding: [0x0f,0x07]
+
+// rdar://8018260
+testl	%ecx, -24(%ebp)
+// CHECK: testl	-24(%ebp), %ecx
+testl	-24(%ebp), %ecx
+// CHECK: testl	-24(%ebp), %ecx
+
+
+// rdar://8407242
+push %cs
+// CHECK: pushl	%cs
+// CHECK: encoding: [0x0e]
+push %ds
+// CHECK: pushl	%ds
+// CHECK: encoding: [0x1e]
+push %ss
+// CHECK: pushl	%ss
+// CHECK: encoding: [0x16]
+push %es
+// CHECK: pushl	%es
+// CHECK: encoding: [0x06]
+push %fs
+// CHECK: pushl	%fs
+// CHECK: encoding: [0x0f,0xa0]
+push %gs
+// CHECK: pushl	%gs
+// CHECK: encoding: [0x0f,0xa8]
+
+pushw %cs
+// CHECK: pushw	%cs
+// CHECK: encoding: [0x66,0x0e]
+pushw %ds
+// CHECK: pushw	%ds
+// CHECK: encoding: [0x66,0x1e]
+pushw %ss
+// CHECK: pushw	%ss
+// CHECK: encoding: [0x66,0x16]
+pushw %es
+// CHECK: pushw	%es
+// CHECK: encoding: [0x66,0x06]
+pushw %fs
+// CHECK: pushw	%fs
+// CHECK: encoding: [0x66,0x0f,0xa0]
+pushw %gs
+// CHECK: pushw	%gs
+// CHECK: encoding: [0x66,0x0f,0xa8]
+
+pop %ss
+// CHECK: popl	%ss
+// CHECK: encoding: [0x17]
+pop %ds
+// CHECK: popl	%ds
+// CHECK: encoding: [0x1f]
+pop %es
+// CHECK: popl	%es
+// CHECK: encoding: [0x07]
+
+// rdar://8408129
+pushfd
+// CHECK: pushfl
+popfd
+// CHECK: popfl
+pushfl
+// CHECK: pushfl
+popfl
+// CHECK: popfl
+
+
+// rdar://8416805
+	setc	%bl
+	setnae	%bl
+	setnb	%bl
+	setnc	%bl
+	setna	%bl
+	setnbe	%bl
+	setpe	%bl
+	setpo	%bl
+	setnge	%bl
+	setnl	%bl
+	setng	%bl
+	setnle	%bl
+
+// PR8686
+        setneb  %cl // CHECK: setne %cl
+	setcb	%bl // CHECK: setb %bl
+	setnaeb	%bl // CHECK: setb %bl
+
+
+// CHECK: lcalll	$31438, $31438
+// CHECK: lcalll	$31438, $31438
+// CHECK: ljmpl	$31438, $31438
+// CHECK: ljmpl	$31438, $31438
+
+calll	$0x7ace,$0x7ace
+lcalll	$0x7ace,$0x7ace
+jmpl	$0x7ace,$0x7ace
+ljmpl	$0x7ace,$0x7ace
+
+// CHECK: lcalll	$31438, $31438
+// CHECK: lcalll	$31438, $31438
+// CHECK: ljmpl	$31438, $31438
+// CHECK: ljmpl	$31438, $31438
+
+call	$0x7ace,$0x7ace
+lcall	$0x7ace,$0x7ace
+jmp	$0x7ace,$0x7ace
+ljmp	$0x7ace,$0x7ace
+
+// rdar://8456370
+// CHECK: calll a
+ calll a
+
+// CHECK:	incb	%al # encoding: [0xfe,0xc0]
+	incb %al
+
+// CHECK:	incw	%ax # encoding: [0x66,0x40]
+	incw %ax
+
+// CHECK:	incl	%eax # encoding: [0x40]
+	incl %eax
+
+// CHECK:	decb	%al # encoding: [0xfe,0xc8]
+	decb %al
+
+// CHECK:	decw	%ax # encoding: [0x66,0x48]
+	decw %ax
+
+// CHECK:	decl	%eax # encoding: [0x48]
+	decl %eax
+
+// CHECK: pshufw $14, %mm4, %mm0 # encoding: [0x0f,0x70,0xc4,0x0e]
+pshufw $14, %mm4, %mm0
+
+// CHECK: pshufw $90, %mm4, %mm0 # encoding: [0x0f,0x70,0xc4,0x5a]
+// PR8288
+pshufw $90, %mm4, %mm0
+
+// rdar://8416805
+// CHECK: aaa
+// CHECK:  encoding: [0x37]
+        	aaa
+
+// CHECK: aad	$1
+// CHECK:  encoding: [0xd5,0x01]
+        	aad	$1
+
+// CHECK: aad	$10
+// CHECK:  encoding: [0xd5,0x0a]
+        	aad	$0xA
+
+// CHECK: aad	$10
+// CHECK:  encoding: [0xd5,0x0a]
+        	aad
+
+// CHECK: aam	$2
+// CHECK:  encoding: [0xd4,0x02]
+        	aam	$2
+
+// CHECK: aam	$10
+// CHECK:  encoding: [0xd4,0x0a]
+        	aam	$0xA
+
+// CHECK: aam	$10
+// CHECK:  encoding: [0xd4,0x0a]
+        	aam
+
+// CHECK: aas
+// CHECK:  encoding: [0x3f]
+        	aas
+
+// CHECK: daa
+// CHECK:  encoding: [0x27]
+        	daa
+
+// CHECK: das
+// CHECK:  encoding: [0x2f]
+        	das
+
+// CHECK: retw	$31438
+// CHECK:  encoding: [0x66,0xc2,0xce,0x7a]
+        	retw	$0x7ace
+
+// CHECK: lretw	$31438
+// CHECK:  encoding: [0x66,0xca,0xce,0x7a]
+        	lretw	$0x7ace
+
+// CHECK: bound	2(%eax), %bx
+// CHECK:  encoding: [0x66,0x62,0x58,0x02]
+        	bound	2(%eax),%bx
+
+// CHECK: bound	4(%ebx), %ecx
+// CHECK:  encoding: [0x62,0x4b,0x04]
+        	bound	4(%ebx),%ecx
+
+// CHECK: arpl	%bx, %bx
+// CHECK:  encoding: [0x63,0xdb]
+        	arpl	%bx,%bx
+
+// CHECK: arpl	%bx, 6(%ecx)
+// CHECK:  encoding: [0x63,0x59,0x06]
+        	arpl	%bx,6(%ecx)
+
+// CHECK: lgdtw	4(%eax)
+// CHECK:  encoding: [0x66,0x0f,0x01,0x50,0x04]
+        	lgdtw	4(%eax)
+
+// CHECK: lgdt	4(%eax)
+// CHECK:  encoding: [0x0f,0x01,0x50,0x04]
+        	lgdt	4(%eax)
+
+// CHECK: lgdt	4(%eax)
+// CHECK:  encoding: [0x0f,0x01,0x50,0x04]
+        	lgdtl	4(%eax)
+
+// CHECK: lidtw	4(%eax)
+// CHECK:  encoding: [0x66,0x0f,0x01,0x58,0x04]
+        	lidtw	4(%eax)
+
+// CHECK: lidt	4(%eax)
+// CHECK:  encoding: [0x0f,0x01,0x58,0x04]
+        	lidt	4(%eax)
+
+// CHECK: lidt	4(%eax)
+// CHECK:  encoding: [0x0f,0x01,0x58,0x04]
+        	lidtl	4(%eax)
+
+// CHECK: sgdtw	4(%eax)
+// CHECK:  encoding: [0x66,0x0f,0x01,0x40,0x04]
+        	sgdtw	4(%eax)
+
+// CHECK: sgdt	4(%eax)
+// CHECK:  encoding: [0x0f,0x01,0x40,0x04]
+        	sgdt	4(%eax)
+
+// CHECK: sgdt	4(%eax)
+// CHECK:  encoding: [0x0f,0x01,0x40,0x04]
+        	sgdtl	4(%eax)
+
+// CHECK: sidtw	4(%eax)
+// CHECK:  encoding: [0x66,0x0f,0x01,0x48,0x04]
+        	sidtw	4(%eax)
+
+// CHECK: sidt	4(%eax)
+// CHECK:  encoding: [0x0f,0x01,0x48,0x04]
+        	sidt	4(%eax)
+
+// CHECK: sidt	4(%eax)
+// CHECK:  encoding: [0x0f,0x01,0x48,0x04]
+        	sidtl	4(%eax)
+
+// CHECK: fcompi	%st(2)
+// CHECK:  encoding: [0xdf,0xf2]
+        	fcompi	%st(2), %st
+
+// CHECK: fcompi	%st(2)
+// CHECK:  encoding: [0xdf,0xf2]
+        	fcompi	%st(2)
+
+// CHECK: fcompi	%st(1)
+// CHECK:  encoding: [0xdf,0xf1]
+        	fcompi
+
+// CHECK: fucompi	%st(2)
+// CHECK:  encoding: [0xdf,0xea]
+        	fucompi	%st(2),%st
+
+// CHECK: fucompi	%st(2)
+// CHECK:  encoding: [0xdf,0xea]
+        	fucompi	%st(2)
+
+// CHECK: fucompi	%st(1)
+// CHECK:  encoding: [0xdf,0xe9]
+        	fucompi
+
+// CHECK: fldcw	32493
+// CHECK:  encoding: [0xd9,0x2d,0xed,0x7e,0x00,0x00]
+        	fldcww	0x7eed
+
+// CHECK: fldcw	32493
+// CHECK:  encoding: [0xd9,0x2d,0xed,0x7e,0x00,0x00]
+        	fldcw	0x7eed
+
+// CHECK: fnstcw	32493
+// CHECK:  encoding: [0xd9,0x3d,0xed,0x7e,0x00,0x00]
+        	fnstcww	0x7eed
+
+// CHECK: fnstcw	32493
+// CHECK:  encoding: [0xd9,0x3d,0xed,0x7e,0x00,0x00]
+        	fnstcw	0x7eed
+
+// CHECK: wait
+// CHECK:  encoding: [0x9b]
+        	fstcww	0x7eed
+
+// CHECK: wait
+// CHECK:  encoding: [0x9b]
+        	fstcw	0x7eed
+
+// CHECK: fnstsw	32493
+// CHECK:  encoding: [0xdd,0x3d,0xed,0x7e,0x00,0x00]
+        	fnstsww	0x7eed
+
+// CHECK: fnstsw	32493
+// CHECK:  encoding: [0xdd,0x3d,0xed,0x7e,0x00,0x00]
+        	fnstsw	0x7eed
+
+// CHECK: wait
+// CHECK:  encoding: [0x9b]
+        	fstsww	0x7eed
+
+// CHECK: wait
+// CHECK:  encoding: [0x9b]
+        	fstsw	0x7eed
+
+// CHECK: verr	32493
+// CHECK:  encoding: [0x0f,0x00,0x25,0xed,0x7e,0x00,0x00]
+        	verrw	0x7eed
+
+// CHECK: verr	32493
+// CHECK:  encoding: [0x0f,0x00,0x25,0xed,0x7e,0x00,0x00]
+        	verr	0x7eed
+
+// CHECK: wait
+// CHECK:  encoding: [0x9b]
+        	fclex
+
+// CHECK: fnclex
+// CHECK:  encoding: [0xdb,0xe2]
+        	fnclex
+
+// CHECK: ud2
+// CHECK:  encoding: [0x0f,0x0b]
+        	ud2
+
+// CHECK: ud2
+// CHECK:  encoding: [0x0f,0x0b]
+        	ud2a
+
+// CHECK: ud2b
+// CHECK:  encoding: [0x0f,0xb9]
+        	ud2b