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X86: Implement a locking version of XOR.

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This commit is contained in:
Gabe Black 2009-04-19 04:56:20 -07:00
parent cfb289ebeb
commit 750f5a0a67
1 changed files with 32 additions and 0 deletions
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32
src/arch/x86/isa/insts/general_purpose/logical.py
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@ -170,6 +170,23 @@ def macroop XOR_P_I
st t1, seg, riprel, disp
};
def macroop XOR_LOCKED_M_I
{
limm t2, imm
ldstl t1, seg, sib, disp
xor t1, t1, t2, flags=(OF,SF,ZF,PF,CF)
stul t1, seg, sib, disp
};
def macroop XOR_LOCKED_P_I
{
limm t2, imm
rdip t7
ldstl t1, seg, riprel, disp
xor t1, t1, t2, flags=(OF,SF,ZF,PF,CF)
stul t1, seg, riprel, disp
};
def macroop XOR_M_R
{
ldst t1, seg, sib, disp
@ -185,6 +202,21 @@ def macroop XOR_P_R
st t1, seg, riprel, disp
};
def macroop XOR_LOCKED_M_R
{
ldstl t1, seg, sib, disp
xor t1, t1, reg, flags=(OF,SF,ZF,PF,CF)
stul t1, seg, sib, disp
};
def macroop XOR_LOCKED_P_R
{
rdip t7
ldstl t1, seg, riprel, disp
xor t1, t1, reg, flags=(OF,SF,ZF,PF,CF)
stul t1, seg, riprel, disp
};
def macroop XOR_R_M
{
ld t1, seg, sib, disp