xref: /gem5/src/arch/x86/isa/insts/general_purpose/control_transfer/conditional_jump.py

# Copyright (c) 2007 The Hewlett-Packard Development Company
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#
# Redistribution and use of this software in source and binary forms,
# with or without modification, are permitted provided that the
# following conditions are met:
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# The software must be used only for Non-Commercial Use which means any
# use which is NOT directed to receiving any direct monetary
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# Redistributions of source code must retain the above copyright notice,
# this list of conditions and the following disclaimer.  Redistributions
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# Non-Commercial Uses.  Derivatives of the software may be shared with
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# notice to acknowledge the contribution from this software where
# applicable, this list of conditions and the disclaimer below.
#
# THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
# "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
# LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
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# Authors: Gabe Black

microcode = '''
def macroop JZ_I
{
    # Make the defualt data size of jumps 64 bits in 64 bit mode
    .adjust_env oszIn64Override

    rdip t1
    limm t2, imm
    wrip t1, t2, flags=(CZF,)
};

def macroop JNZ_I
{
    # Make the defualt data size of jumps 64 bits in 64 bit mode
    .adjust_env oszIn64Override

    rdip t1
    limm t2, imm
    wrip t1, t2, flags=(nCZF,)
};

def macroop JB_I
{
    # Make the default data size of jumps 64 bits in 64 bit mode
    .adjust_env oszIn64Override

    rdip t1
    limm t2, imm
    wrip t1, t2, flags=(CCF,)
};

def macroop JNB_I
{
    # Make the default data size of jumps 64 bits in 64 bit mode
    .adjust_env oszIn64Override

    rdip t1
    limm t2, imm
    wrip t1, t2, flags=(nCCF,)
};

def macroop JBE_I
{
    # Make the default data size of jumps 64 bits in 64 bit mode
    .adjust_env oszIn64Override

    rdip t1
    limm t2, imm
    wrip t1, t2, flags=(CCvZF,)
};

def macroop JNBE_I
{
    # Make the default data size of jumps 64 bits in 64 bit mode
    .adjust_env oszIn64Override

    rdip t1
    limm t2, imm
    wrip t1, t2, flags=(nCCvZF,)
};

def macroop JS_I
{
    # Make the default data size of jumps 64 bits in 64 bit mode
    .adjust_env oszIn64Override

    rdip t1
    limm t2, imm
    wrip t1, t2, flags=(CSF,)
};

def macroop JNS_I
{
    # Make the default data size of jumps 64 bits in 64 bit mode
    .adjust_env oszIn64Override

    rdip t1
    limm t2, imm
    wrip t1, t2, flags=(nCSF,)
};

def macroop JP_I
{
    # Make the default data size of jumps 64 bits in 64 bit mode
    .adjust_env oszIn64Override

    rdip t1
    limm t2, imm
    wrip t1, t2, flags=(CPF,)
};

def macroop JNP_I
{
    # Make the default data size of jumps 64 bits in 64 bit mode
    .adjust_env oszIn64Override

    rdip t1
    limm t2, imm
    wrip t1, t2, flags=(nCPF,)
};

def macroop JL_I
{
    # Make the default data size of jumps 64 bits in 64 bit mode
    .adjust_env oszIn64Override

    rdip t1
    limm t2, imm
    wrip t1, t2, flags=(CSxOF,)
};

def macroop JNL_I
{
    # Make the default data size of jumps 64 bits in 64 bit mode
    .adjust_env oszIn64Override

    rdip t1
    limm t2, imm
    wrip t1, t2, flags=(nCSxOF,)
};

def macroop JLE_I
{
    # Make the default data size of jumps 64 bits in 64 bit mode
    .adjust_env oszIn64Override

    rdip t1
    limm t2, imm
    wrip t1, t2, flags=(CSxOvZF,)
};

def macroop JNLE_I
{
    # Make the default data size of jumps 64 bits in 64 bit mode
    .adjust_env oszIn64Override

    rdip t1
    limm t2, imm
    wrip t1, t2, flags=(nCSxOvZF,)
};

def macroop JO_I
{
    # Make the default data size of jumps 64 bits in 64 bit mode
    .adjust_env oszIn64Override

    rdip t1
    limm t2, imm
    wrip t1, t2, flags=(COF,)
};

def macroop JNO_I
{
    # Make the default data size of jumps 64 bits in 64 bit mode
    .adjust_env oszIn64Override

    rdip t1
    limm t2, imm
    wrip t1, t2, flags=(nCOF,)
};

def macroop JRCX_I
{
    rdip t1
    add t0, t0, rcx, flags=(EZF,), dataSize=asz
    wripi t1, imm, flags=(CEZF,)
};
'''