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X86: Fix a decoder bug and add in some missing instructions.

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This commit is contained in:
Gabe Black 2009-02-27 09:24:10 -08:00
parent 3dfa564e70
commit 79bc1b3740
1 changed files with 16 additions and 11 deletions
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27
src/arch/x86/isa/decoder/two_byte_opcodes.isa
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@ -829,20 +829,25 @@
0x4: shrd_Ev_Gv_Ib();
0x5: shrd_Ev_Gv_rCl();
//0x6: group16();
0x6: decode MODRM_MOD {
0x3: decode MODRM_REG {
0x5: BasicOperate::LFENCE(
0x6: decode MODRM_REG {
0x0: fxsave();
0x1: fxrstor();
0x2: ldmxcsr();
0x3: stmxcsr();
0x4: Inst::UD2();
0x5: decode MODRM_MOD {
0x3: BasicOperate::LFENCE(
{{/*Nothing*/}}, IsReadBarrier);
0x6: BasicOperate::MFENCE(
{{/*Nothing*/}}, IsMemBarrier);
0x7: BasicOperate::SFENCE(
{{/*Nothing*/}}, IsWriteBarrier);
default: Inst::UD2();
}
default: decode MODRM_REG {
0x0: fxsave();
0x1: fxrstor();
0x7: clflush();
0x6: decode MODRM_MOD {
0x3: BasicOperate::MFENCE(
{{/*Nothing*/}}, IsMemBarrier);
default: Inst::UD2();
}
0x7: decode MODRM_MOD {
0x3: BasicOperate::SFENCE(
{{/*Nothing*/}}, IsWriteBarrier);
default: Inst::UD2();
}
}