From: Julian Seward <jseward@acm.org>
Date: Fri, 25 Mar 2005 20:30:00 +0000 (+0000)
Subject: Implement %ffree.
X-Git-Tag: svn/VALGRIND_3_0_1^2~250
X-Git-Url: http://git.ipfire.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=04af34d4bdb2a702d5c280e4232b779225170c33;p=thirdparty%2Fvalgrind.git

Implement %ffree.


git-svn-id: svn://svn.valgrind.org/vex/trunk@1084
---

diff --git a/VEX/priv/guest-x86/toIR.c b/VEX/priv/guest-x86/toIR.c
index 99001f51f7..bed949d8ba 100644
--- a/VEX/priv/guest-x86/toIR.c
+++ b/VEX/priv/guest-x86/toIR.c
@@ -4702,6 +4702,12 @@ UInt dis_FPU ( Bool* decode_ok, UChar sorb, UInt delta )
          delta++;
          switch (modrm) {
 
+            case 0xC0 ... 0xC7: /* FFREE %st(?) */
+               r_dst = (UInt)modrm - 0xC0;
+               DIP("ffree %%st(%d)\n", r_dst);
+               put_ST_TAG ( r_dst, mkU8(0) );
+               break;
+
             case 0xD0 ... 0xD7: /* FST %st(0),%st(?) */
                r_dst = (UInt)modrm - 0xD0;
                DIP("fst %%st(0),%%st(%d)\n", (Int)r_dst);