+#
+# BreakPoint
+#
+Breakpoint => {
+ state => "pinned",
+ reg_req => { in => [ "none" ], out => [ "none" ] },
+ ins => [ "mem" ],
+ latency => 0,
+ emit => "int3",
+ units => [ "GP" ],
+ mode => mode_M,
+},
+
+#
+# Undefined Instruction on ALL x86 CPU's
+#
+UD2 => {
+ state => "pinned",
+ reg_req => { in => [ "none" ], out => [ "none" ] },
+ ins => [ "mem" ],
+ latency => 0,
+ emit => "ud2",
+ units => [ "GP" ],
+ mode => mode_M,
+},
+
+#
+# outport
+#
+Outport => {
+ irn_flags => [ "rematerializable" ],
+ state => "pinned",
+ reg_req => { in => [ "edx", "eax", "none" ], out => [ "none" ] },
+ ins => [ "port", "value", "mem" ],
+ emit => 'out%M %^S0, %#S1',
+ units => [ "GP" ],
+ latency => 1,
+ mode => mode_M,
+ modified_flags => $status_flags
+},
+
+#
+# inport
+#
+Inport => {
+ irn_flags => [ "rematerializable" ],
+ state => "pinned",
+ reg_req => { in => [ "edx", "none" ], out => [ "eax", "none" ] },
+ ins => [ "port", "mem" ],
+ outs => [ "res", "M" ],
+ emit => 'in%M %#D0, %^S0',
+ units => [ "GP" ],
+ latency => 1,
+ mode => mode_T,
+ modified_flags => $status_flags
+},
+
+#
+# Intel style prefetching
+#
+Prefetch0 => {
+ op_flags => [ "uses_memory" ],
+ state => "exc_pinned",
+ reg_req => { in => [ "gp", "gp", "none" ], out => [ "none" ] },
+ ins => [ "base", "index", "mem" ],
+ outs => [ "M" ],
+ latency => 0,
+ emit => "prefetcht0 %AM",
+ units => [ "GP" ],
+},
+
+Prefetch1 => {
+ op_flags => [ "uses_memory" ],
+ state => "exc_pinned",
+ reg_req => { in => [ "gp", "gp", "none" ], out => [ "none" ] },
+ ins => [ "base", "index", "mem" ],
+ outs => [ "M" ],
+ latency => 0,
+ emit => "prefetcht1 %AM",
+ units => [ "GP" ],
+},
+
+Prefetch2 => {
+ op_flags => [ "uses_memory" ],
+ state => "exc_pinned",
+ reg_req => { in => [ "gp", "gp", "none" ], out => [ "none" ] },
+ ins => [ "base", "index", "mem" ],
+ outs => [ "M" ],
+ latency => 0,
+ emit => "prefetcht2 %AM",
+ units => [ "GP" ],
+},
+
+PrefetchNTA => {
+ op_flags => [ "uses_memory" ],
+ state => "exc_pinned",
+ reg_req => { in => [ "gp", "gp", "none" ], out => [ "none" ] },
+ ins => [ "base", "index", "mem" ],
+ outs => [ "M" ],
+ latency => 0,
+ emit => "prefetchnta %AM",
+ units => [ "GP" ],
+},
+
+#
+# 3DNow! prefetch instructions
+#
+Prefetch => {
+ op_flags => [ "uses_memory" ],
+ state => "exc_pinned",
+ reg_req => { in => [ "gp", "gp", "none" ], out => [ "none" ] },
+ ins => [ "base", "index", "mem" ],
+ outs => [ "M" ],
+ latency => 0,
+ emit => "prefetch %AM",
+ units => [ "GP" ],
+},
+
+PrefetchW => {
+ op_flags => [ "uses_memory" ],
+ state => "exc_pinned",
+ reg_req => { in => [ "gp", "gp", "none" ], out => [ "none" ] },
+ ins => [ "base", "index", "mem" ],
+ outs => [ "M" ],
+ latency => 0,
+ emit => "prefetchw %AM",
+ units => [ "GP" ],
+},
+
+# produces a 0/+0.0
+xZero => {
+ irn_flags => [ "rematerializable" ],
+ reg_req => { out => [ "xmm" ] },
+ emit => 'xorp%FX %D0, %D0',
+ latency => 3,
+ units => [ "SSE" ],
+ mode => $mode_xmm
+},
+
+xUnknown => {
+ op_flags => [ "constlike" ],
+ irn_flags => [ "rematerializable" ],
+ reg_req => { out => [ "xmm" ] },
+ emit => '',
+ latency => 0,
+ mode => $mode_xmm
+},
+
+xPzero => {
+ irn_flags => [ "rematerializable" ],
+ reg_req => { out => [ "xmm" ] },
+ emit => 'pxor %D0, %D0',
+ latency => 3,
+ units => [ "SSE" ],
+ mode => $mode_xmm
+},
+
+# produces all 1 bits
+xAllOnes => {
+ irn_flags => [ "rematerializable" ],
+ reg_req => { out => [ "xmm" ] },
+ emit => 'pcmpeqb %D0, %D0',
+ latency => 3,
+ units => [ "SSE" ],
+ mode => $mode_xmm
+},
+
+# integer shift left, dword
+xPslld => {
+ irn_flags => [ "rematerializable" ],
+ reg_req => { in => [ "xmm", "xmm" ], out => [ "in_r1 !in_r2" ] },
+ emit => 'pslld %#S1, %D0',
+ latency => 3,
+ units => [ "SSE" ],
+ mode => $mode_xmm
+},
+
+# integer shift left, qword
+xPsllq => {
+ irn_flags => [ "rematerializable" ],
+ reg_req => { in => [ "xmm", "xmm" ], out => [ "in_r1 !in_r2" ] },
+ emit => 'psllq %#S1, %D0',
+ latency => 3,
+ units => [ "SSE" ],
+ mode => $mode_xmm
+},
+
+# integer shift right, dword
+xPsrld => {
+ irn_flags => [ "rematerializable" ],
+ reg_req => { in => [ "xmm", "xmm" ], out => [ "in_r1 !in_r2" ] },
+ emit => 'psrld %#S1, %D0',
+ latency => 1,
+ units => [ "SSE" ],
+ mode => $mode_xmm
+},
+
+# mov from integer to SSE register
+xMovd => {
+ irn_flags => [ "rematerializable" ],
+ reg_req => { in => [ "gp" ], out => [ "xmm" ] },
+ emit => 'movd %S0, %D0',
+ latency => 1,
+ units => [ "SSE" ],
+ mode => $mode_xmm
+},
+
+xAdd => {
+ irn_flags => [ "rematerializable" ],
+ state => "exc_pinned",
+ reg_req => { in => [ "gp", "gp", "none", "xmm", "xmm" ],
+ out => [ "in_r4 in_r5", "flags", "none" ] },
+ ins => [ "base", "index", "mem", "left", "right" ],
+ outs => [ "res", "flags", "M" ],