aboutsummaryrefslogtreecommitdiff
path: root/include/opcode
diff options
context:
space:
mode:
Diffstat (limited to 'include/opcode')
-rw-r--r--include/opcode/ChangeLog6
-rw-r--r--include/opcode/i386.h14
2 files changed, 16 insertions, 4 deletions
diff --git a/include/opcode/ChangeLog b/include/opcode/ChangeLog
index 7844fee..fb5d252 100644
--- a/include/opcode/ChangeLog
+++ b/include/opcode/ChangeLog
@@ -1,3 +1,9 @@
+2005-03-29 H.J. Lu <hongjiu.lu@intel.com>
+
+ * i386.h (i386_optab): Don't allow the `l' suffix for moving
+ moving between memory and segment register. Allow movq for
+ moving between general-purpose register and segment register.
+
2005-02-09 Jan Beulich <jbeulich@novell.com>
PR gas/707
diff --git a/include/opcode/i386.h b/include/opcode/i386.h
index 052f127..4de2771 100644
--- a/include/opcode/i386.h
+++ b/include/opcode/i386.h
@@ -98,11 +98,13 @@ static const template i386_optab[] =
are set to an implementation defined value (on the Pentium Pro,
the implementation defined value is zero). */
{ "mov", 2, 0x8c, X, 0, wl_Suf|Modrm, { SReg2, WordReg|InvMem, 0 } },
-{ "mov", 2, 0x8c, X, 0, wl_Suf|Modrm|IgnoreSize, { SReg2, WordMem, 0 } },
+{ "mov", 2, 0x8c, X, 0, w_Suf|Modrm|IgnoreSize, { SReg2, WordMem, 0 } },
{ "mov", 2, 0x8c, X, Cpu386, wl_Suf|Modrm, { SReg3, WordReg|InvMem, 0 } },
-{ "mov", 2, 0x8c, X, Cpu386, wl_Suf|Modrm|IgnoreSize, { SReg3, WordMem, 0 } },
-{ "mov", 2, 0x8e, X, 0, wl_Suf|Modrm|IgnoreSize, { WordReg|WordMem, SReg2, 0 } },
-{ "mov", 2, 0x8e, X, Cpu386, wl_Suf|Modrm|IgnoreSize, { WordReg|WordMem, SReg3, 0 } },
+{ "mov", 2, 0x8c, X, Cpu386, w_Suf|Modrm|IgnoreSize, { SReg3, WordMem, 0 } },
+{ "mov", 2, 0x8e, X, 0, wl_Suf|Modrm|IgnoreSize, { WordReg, SReg2, 0 } },
+{ "mov", 2, 0x8e, X, 0, w_Suf|Modrm|IgnoreSize, { WordMem, SReg2, 0 } },
+{ "mov", 2, 0x8e, X, Cpu386, wl_Suf|Modrm|IgnoreSize, { WordReg, SReg3, 0 } },
+{ "mov", 2, 0x8e, X, Cpu386, w_Suf|Modrm|IgnoreSize, { WordMem, SReg3, 0 } },
/* Move to/from control debug registers. In the 16 or 32bit modes they are 32bit. In the 64bit
mode they are 64bit.*/
{ "mov", 2, 0x0f20, X, Cpu386|CpuNo64, l_Suf|D|Modrm|IgnoreSize,{ Control, Reg32|InvMem, 0} },
@@ -1003,6 +1005,10 @@ static const template i386_optab[] =
{"movq", 2, 0x88, X, Cpu64, NoSuf|D|W|Modrm|Size64,{ Reg64, Reg64|AnyMem, 0 } },
{"movq", 2, 0xc6, 0, Cpu64, NoSuf|W|Modrm|Size64, { Imm32S, Reg64|WordMem, 0 } },
{"movq", 2, 0xb0, X, Cpu64, NoSuf|W|ShortForm|Size64,{ Imm64, Reg64, 0 } },
+/* The segment register moves accept Reg64 so that a segment register
+ can be copied to a 64 bit register, and vice versa. */
+{"movq", 2, 0x8c, X, Cpu64, NoSuf|Modrm|Size64, { SReg2|SReg3, Reg64|InvMem, 0 } },
+{"movq", 2, 0x8e, X, Cpu64, NoSuf|Modrm|Size64, { Reg64, SReg2|SReg3, 0 } },
/* Move to/from control debug registers. In the 16 or 32bit modes they are 32bit. In the 64bit
mode they are 64bit.*/
{"movq", 2, 0x0f20, X, Cpu64, NoSuf|D|Modrm|IgnoreSize|NoRex64|Size64,{ Control, Reg64|InvMem, 0} },