X-Git-Url: http://nsz.repo.hu/git/?a=blobdiff_plain;f=ir%2Fbe%2Famd64%2Famd64_spec.pl;h=8d81010ed5e5dc088ca17a424b1c4a3b68f32803;hb=ec6929684fd32404d7ba0f0df5498d2230f3abc0;hp=3158e98f29e454d364e58e6d4fd51d5ed8b27904;hpb=f3abfc04584a952b8c1e7de79ce74336c1fa2ad1;p=libfirm

diff --git a/ir/be/amd64/amd64_spec.pl b/ir/be/amd64/amd64_spec.pl
index 3158e98f2..8d81010ed 100644
--- a/ir/be/amd64/amd64_spec.pl
+++ b/ir/be/amd64/amd64_spec.pl
@@ -214,15 +214,17 @@ Add => {
 	modified_flags => 1,
 },
 Mul => {
-	op_flags   => "C",
-	irn_flags  => "R",
-	state      => "exc_pinned",
-	reg_req    => { in => [ "gp", "gp" ],
-	                out => [ "gp" ] },
-	in         => [ "left", "right" ],
-	outs       => [ "res" ],
-	mode       => $mode_gp,
-	modified_flags => 1,
+	# we should not rematrialize this node. It produces 2 results and has
+	# very strict constraints
+	state     => "exc_pinned",
+	reg_req   => { in  => [ "rax", "gp" ],
+	               out => [ "rax rdx" ] },
+	ins       => [ "left", "right" ],
+	emit      => '. mul %S2',
+	outs      => [ "res" ],
+	mode      => $mode_gp,
+	am        => "source,binary",
+	modified_flags => $status_flags
 },
 Sub => {
 	irn_flags  => "R",
@@ -314,7 +316,7 @@ Store => {
 	ins       => [ "ptr", "val", "mem" ],
 	outs      => [ "M" ],
 	mode      => "mode_M",
-	emit      => ". mov (%S1), %S2"
+	emit      => ". mov %S2, (%S1)"
 },
 
 #NoReg_GP => {