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Added the "ffree" instruction

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This commit is contained in:
Pierre Pronchery 2011-04-19 19:19:00 +00:00
parent 1eab4a6480
commit d0db1fc46c
2 changed files with 25 additions and 0 deletions
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17
src/arch/i386.ins
View File

@ -415,10 +415,27 @@
{ "fclex", 0x9bdbe2, OP3F, AOT_NONE, AOT_NONE, AOT_NONE },
/* FCMOVcc */
/* FIXME implement */
/* FFREE 0xddc0 + i 2 */
{ "ffree", 0xddc0, OP2F, OP_st0, AOT_NONE, AOT_NONE },
{ "ffree", 0xddc1, OP2F, OP_st1, AOT_NONE, AOT_NONE },
{ "ffree", 0xddc2, OP2F, OP_st2, AOT_NONE, AOT_NONE },
{ "ffree", 0xddc3, OP2F, OP_st3, AOT_NONE, AOT_NONE },
{ "ffree", 0xddc4, OP2F, OP_st4, AOT_NONE, AOT_NONE },
{ "ffree", 0xddc5, OP2F, OP_st5, AOT_NONE, AOT_NONE },
{ "ffree", 0xddc6, OP2F, OP_st6, AOT_NONE, AOT_NONE },
{ "ffree", 0xddc7, OP2F, OP_st7, AOT_NONE, AOT_NONE },
/* FIADD 0xda /0 1 m32int */
/* FIXME implement */
/* FIADD 0xde /0 1 m64int */
/* FIXME implement */
/* FILD 0xdf /0 1 m16int */
/* FIXME implement */
/* FILD 0xdb /0 1 m32int */
/* FIXME implement */
/* FILD 0xdf /5 1 m64int */
/* FIXME implement */
/* FINCSTP 0xd9f7 2 */
{ "fincstp", 0xd9f7, OP3F, AOT_NONE, AOT_NONE, AOT_NONE },
/* FINIT 0x9bdbe3 3 */
{ "finit", 0x9bdbe3, OP3F, AOT_NONE, AOT_NONE, AOT_NONE },
/* FIST 0xdf /2 1 m16int */

8
test/i386.S
View File

@ -142,6 +142,14 @@
faddp %st7, %st0
fchs
fclex
ffree %st0 /* dd c0 */
ffree %st1 /* dd c1 */
ffree %st2 /* dd c2 */
ffree %st3 /* dd c3 */
ffree %st4 /* dd c4 */
ffree %st5 /* dd c5 */
ffree %st6 /* dd c6 */
ffree %st7 /* dd c7 */
finit
fld %st0 /* d9 c0 */
fld %st1