DeforaOS/Asm
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Added the "neg" instruction

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This commit is contained in:
Pierre Pronchery 2011-04-19 22:45:57 +00:00
parent dc0ef0b8d1
commit 22f4e5efd4
2 changed files with 18 additions and 0 deletions
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10
src/arch/i386.ins
View File

@ -586,6 +586,16 @@
{ "fnop", 0xd9d0, OP2F, AOT_NONE, AOT_NONE, AOT_NONE },
/* FWAIT 0x9b 1 */
{ "fwait", 0x9b, OP1F, AOT_NONE, AOT_NONE, AOT_NONE },
/* NEG 0xf6 /3 1 r/m8 */
{ "negb", 0xf6, OP1F, OP_RM8_D0+3,AOT_NONE, AOT_NONE },
{ "negb", 0xf6, OP1F, OP_RM8_D8+3,AOT_NONE, AOT_NONE },
{ "negb", 0xf6, OP1F, OP_RM8_DW+3,AOT_NONE, AOT_NONE },
{ "neg", 0xf6, OP1F, OP_RM8_R8+3,AOT_NONE, AOT_NONE },
/* NEG 0xf7 /3 1 r/mW */
{ "neg", 0xf7, OP1F, OP_RMW_D0+3,AOT_NONE, AOT_NONE },
{ "neg", 0xf7, OP1F, OP_RMW_D8+3,AOT_NONE, AOT_NONE },
{ "neg", 0xf7, OP1F, OP_RMW_DW+3,AOT_NONE, AOT_NONE },
{ "neg", 0xf7, OP1F, OP_RMW_RW+3,AOT_NONE, AOT_NONE },
/* NOP 0x90 1 */
{ "nop", 0x90, OP1F, AOT_NONE, AOT_NONE, AOT_NONE },
/* NOT 0xf6 /2 1 r/m8 */

8
test/i386.S
View File

@ -241,6 +241,14 @@
fninit
fwait
nop /* 90 */
negb [%eax]
negb [%eax + $0x42]
negb [%eax + $0x11223344]
neg %ch
neg [%eax]
neg [%eax + $0x42]
neg [%eax + $0x11223344]
neg %eax
notb [%eax]
notb [%eax + $0x42]
notb [%eax + $0x11223344]