From: Julian Seward <jseward@acm.org>
Date: Tue, 23 Jul 2002 18:48:39 +0000 (+0000)
Subject: Support for x86 insn fldenv.
X-Git-Tag: svn/VALGRIND_1_0_1~7
X-Git-Url: http://git.ipfire.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=b53529ecb5978cd8dc9e4c259f007ce41046d621;p=thirdparty%2Fvalgrind.git

Support for x86 insn fldenv.


git-svn-id: svn://svn.valgrind.org/valgrind/trunk@515
---

diff --git a/coregrind/vg_memory.c b/coregrind/vg_memory.c
index eca0dc215d..eea79cbe9a 100644
--- a/coregrind/vg_memory.c
+++ b/coregrind/vg_memory.c
@@ -1142,6 +1142,12 @@ void VGM_(fpu_read_check) ( Addr addr, Int size )
       return;
    }
 
+   if (size == 28) {
+      PROF_EVENT(84); /* XXX assign correct event number */
+      fpu_read_check_SLOWLY ( addr, 28 );
+      return;
+   }
+
    VG_(printf)("size is %d\n", size);
    VG_(panic)("vgm_fpu_read_check: unhandled size");
 #  endif
diff --git a/coregrind/vg_to_ucode.c b/coregrind/vg_to_ucode.c
index 0b1e5c61dc..c1ac7525fa 100644
--- a/coregrind/vg_to_ucode.c
+++ b/coregrind/vg_to_ucode.c
@@ -2413,6 +2413,8 @@ Addr dis_fpu ( UCodeBlock* cb, UChar first_byte, Addr eip )
             case 2: /* FSTs */
             case 3: /* FSTPs */
                return dis_fpu_mem(cb, 4, wr, eip, first_byte); 
+            case 4: /* FLDENV */
+               return dis_fpu_mem(cb, 28, rd, eip, first_byte);
             case 5: /* FLDCW */
                return dis_fpu_mem(cb, 2, rd, eip, first_byte); 
             case 6: /* FNSTENV */
diff --git a/vg_memory.c b/vg_memory.c
index eca0dc215d..eea79cbe9a 100644
--- a/vg_memory.c
+++ b/vg_memory.c
@@ -1142,6 +1142,12 @@ void VGM_(fpu_read_check) ( Addr addr, Int size )
       return;
    }
 
+   if (size == 28) {
+      PROF_EVENT(84); /* XXX assign correct event number */
+      fpu_read_check_SLOWLY ( addr, 28 );
+      return;
+   }
+
    VG_(printf)("size is %d\n", size);
    VG_(panic)("vgm_fpu_read_check: unhandled size");
 #  endif
diff --git a/vg_to_ucode.c b/vg_to_ucode.c
index 0b1e5c61dc..c1ac7525fa 100644
--- a/vg_to_ucode.c
+++ b/vg_to_ucode.c
@@ -2413,6 +2413,8 @@ Addr dis_fpu ( UCodeBlock* cb, UChar first_byte, Addr eip )
             case 2: /* FSTs */
             case 3: /* FSTPs */
                return dis_fpu_mem(cb, 4, wr, eip, first_byte); 
+            case 4: /* FLDENV */
+               return dis_fpu_mem(cb, 28, rd, eip, first_byte);
             case 5: /* FLDCW */
                return dis_fpu_mem(cb, 2, rd, eip, first_byte); 
             case 6: /* FNSTENV */