DeforaOS/Asm
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Added the "ret", "rsm" and "sahf" instructions

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This commit is contained in:
Pierre Pronchery 2011-04-18 22:06:18 +00:00
parent c4194014ab
commit a308c18ee0
2 changed files with 24 additions and 0 deletions
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20
src/arch/i386.ins
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@ -419,6 +419,26 @@
{ "fwait", 0x9b, OP1F, AOT_NONE, AOT_NONE, AOT_NONE },
/* NOP 0x90 1 */
{ "nop", 0x90, OP1F, AOT_NONE, AOT_NONE, AOT_NONE },
/* RET 0xc2 1 imm16 */
{ "ret", 0xc2, OP1F, OP_U16, AOT_NONE, AOT_NONE },
/* RET 0xca 1 imm16 */
{ "ret", 0xca, OP1F, OP_U16, AOT_NONE, AOT_NONE },
/* RET 0xc3 1 */
{ "ret", 0xc3, OP1F, AOT_NONE, AOT_NONE, AOT_NONE },
/* RET 0xcb 1 */
{ "ret", 0xcb, OP1F, AOT_NONE, AOT_NONE, AOT_NONE },
/* RSM 0x0faa 2 */
{ "rsm", 0x0faa, OP2F, AOT_NONE, AOT_NONE, AOT_NONE },
/* SAHF 0x9e 1 */
{ "sahf", 0x9e, OP1F, AOT_NONE, AOT_NONE, AOT_NONE },
/* SAL */
/* FIXME implement */
/* SAR */
/* FIXME implement */
/* SHL */
/* FIXME implement */
/* SHR */
/* FIXME implement */
/* SBB 0x1c ib 1 al imm8 */
{ "sbb", 0x1c, OP1F, OP_al, OP_S8, AOT_NONE },
/* SBB 0x1d iW 1 AX immW */

4
test/i386.S
View File

@ -145,6 +145,10 @@
fnclex
fwait
nop /* 90 */
ret
ret $0x3412
rsm /* 0f aa */
sahf /* 9e */
scasb
scasd
sgdt [%ecx]