A TempleOS distro for heretics
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771 lines
21 KiB

U0 ICAndBranch(CIntermediateCode *tmpi,I64 rip,I64 is,U8 *buf,I64 rip2)
{
U64 i;
I64 it,t1,r1,d1,r2;
Bool short_jmp,swap,override;
CCodeMisc *lb;
CICArg *arg1,*arg2;
if (tmpi->arg1.type&MDF_IMM) {
swap=TRUE;
arg1=&tmpi->arg2;
arg2=&tmpi->arg1;
} else {
swap=FALSE;
arg1=&tmpi->arg1;
arg2=&tmpi->arg2;
}
if (arg2->type&MDF_IMM && arg2->disp>U32_MAX)
override=TRUE;
else
override=FALSE;
if (arg1->type.raw_type<arg2->type.raw_type)
it=arg1->type.raw_type;
else
it=arg2->type.raw_type;
i=arg2->disp;
if (arg2->type&MDF_IMM && i<=U32_MAX) {
ICMov(tmpi,MDF_REG+RT_I64,REG_RAX,0,arg1->type,arg1->reg,arg1->disp,rip2);
if (i<=U8_MAX)
ICU16(tmpi,i<<8+0xA8);
else if (i<=U16_MAX)
ICU32(tmpi,i<<16+0xA900+OC_OP_SIZE_PREFIX);
else {
ICU8(tmpi,0xA9);
ICU32(tmpi,i);
}
} else {
t1=MDF_REG+it;
d1=0;
if (swap && !override) {
if (arg1->type&MDF_REG) {
r1=arg1->reg;
swap=TRUE;
} else {
r1=REG_RCX;
swap=FALSE;
}
if (arg2->type&MDF_REG) {
r2=arg2->reg;
swap=FALSE;
} else
r2=REG_RDX;
if (swap) {
if (!(arg1->type&MDF_REG) || r1!=arg1->reg)
ICMov(tmpi,MDF_REG+RT_I64,r1,0,arg1->type,arg1->reg,arg1->disp,rip2);
if (arg2->type&MDG_REG_DISP_SIB_RIP) {
t1=arg2->type&MDG_MASK+it;
r2=arg2->reg;
d1=arg2->disp;
} else
ICMov(tmpi,MDF_REG+RT_I64,r2,0,arg2->type,arg2->reg,arg2->disp,rip2);
i=ICModr1(r1,t1,r2,d1);
} else {
if (arg1->type&MDG_REG_DISP_SIB_RIP) {
t1=arg1->type&MDG_MASK+it;
r1=arg1->reg;
d1=arg1->disp;
} else
ICMov(tmpi,MDF_REG+RT_I64,r1,0,arg1->type,arg1->reg,arg1->disp,rip2);
if (!(arg2->type&MDF_REG) || r2!=arg2->reg)
ICMov(tmpi,MDF_REG+RT_I64,r2,0,arg2->type,arg2->reg,arg2->disp,rip2);
i=ICModr1(r2,t1,r1,d1);
}
} else {
if (arg2->type&MDF_REG) {
r2=arg2->reg;
swap=FALSE;
} else {
r2=REG_RDX;
swap=TRUE;
}
if (arg1->type&MDF_REG) {
r1=arg1->reg;
swap=TRUE;
} else
r1=REG_RCX;
if (override)
swap=FALSE;
if (swap) {
if (arg2->type&MDG_REG_DISP_SIB_RIP) {
t1=arg2->type&MDG_MASK+it;
r2=arg2->reg;
d1=arg2->disp;
} else
ICMov(tmpi,MDF_REG+RT_I64,r2,0,arg2->type,arg2->reg,arg2->disp,rip2);
if (!(arg1->type&MDF_REG) || r1!=arg1->reg)
ICMov(tmpi,MDF_REG+RT_I64,r1,0,arg1->type,arg1->reg,arg1->disp,rip2);
i=ICModr1(r1,t1,r2,d1);
} else {
if (!(arg2->type&MDF_REG) || r2!=arg2->reg)
ICMov(tmpi,MDF_REG+RT_I64,r2,0,arg2->type,arg2->reg,arg2->disp,rip2);
if (arg1->type&MDG_REG_DISP_SIB_RIP) {
t1=arg1->type&MDG_MASK+it;
r1=arg1->reg;
d1=arg1->disp;
} else
ICMov(tmpi,MDF_REG+RT_I64,r1,0,arg1->type,arg1->reg,arg1->disp,rip2);
i=ICModr1(r2,t1,r1,d1);
}
}
switch (it) {
case RT_I8:
case RT_U8:
ICRex(tmpi,i.u8[1]);
ICU16(tmpi,i.u8[2]<<8+0x84);
break;
case RT_U16:
case RT_I16:
ICOpSizeRex(tmpi,i.u8[1]);
ICU16(tmpi,i.u8[2]<<8+0x85);
break;
default:
ICRex(tmpi,i.u8[1]);
ICU16(tmpi,i.u8[2]<<8+0x85);
}
ICModr2(tmpi,i,,d1,rip2);
}
rip+=tmpi->ic_cnt;
lb=OptLabelFwd(tmpi->ic_data);
short_jmp=ToBool(tmpi->ic_flags&ICF_SHORT_JMP);
if (!buf && lb->addr!=INVALID_PTR) {
i=lb->addr-(rip+2);
if (lb->flags&CMF_POP_CMP)
i+=8;
if (I8_MIN<=i<=I8_MAX)
short_jmp=TRUE;
}
if (short_jmp) {
tmpi->ic_flags|=ICF_SHORT_JMP;
i=lb->addr-(rip+2);
if (lb->flags&CMF_POP_CMP)
i+=8;
ICU16(tmpi,i<<8+is.u8[2]);
} else {
tmpi->ic_flags&=~ICF_SHORT_JMP;
i=lb->addr-(rip+6);
if (lb->flags&CMF_POP_CMP)
i+=8;
ICU16(tmpi,is.u16[0]);
ICU32(tmpi,i);
}
}
U0 ICAssign(CIntermediateCode *tmpi,I64 rip)
{
CIntermediateCode *tmpi1;
if (tmpi->ic_flags & ICF_BY_VAL) {
ICMov(tmpi,tmpi->arg1.type&MDG_MASK+tmpi->arg1_type_pointed_to,
tmpi->arg1.reg,tmpi->arg1.disp,
tmpi->arg2.type,tmpi->arg2.reg,tmpi->arg2.disp,rip);
if (tmpi->res.type.mode)
ICMov(tmpi,tmpi->res.type&MDG_MASK+tmpi->arg1_type_pointed_to,
tmpi->res.reg,tmpi->res.disp,
tmpi->arg1.type&MDG_MASK+tmpi->arg1_type_pointed_to,
tmpi->arg1.reg,tmpi->arg1.disp,rip);
} else {
if (tmpi->arg1.type&MDF_REG) {
if (!(tmpi1=OptLag1(tmpi)) || tmpi1->ic_code!=IC_ADD_CONST ||
tmpi1->res.type!=MDF_REG+RT_I64 || tmpi1->res.reg!=tmpi->arg1.reg ||
tmpi1->arg1.type!=MDF_REG+RT_I64 ||
tmpi1->arg1.reg!=tmpi->arg1.reg ||
(tmpi->arg2.type&MDF_REG || tmpi->arg2.type&MDF_DISP) &&
tmpi->arg2.reg==tmpi->arg1.reg ||
tmpi->res.type.mode || tmpi1->ic_flags&~ICG_NO_CVT_MASK) {
ICMov(tmpi,
MDF_DISP+tmpi->arg1_type_pointed_to,
tmpi->arg1.reg,tmpi->arg1.disp,
tmpi->arg2.type,tmpi->arg2.reg,tmpi->arg2.disp,rip);
if (tmpi->res.type.mode)
ICMov(tmpi,tmpi->res.type,tmpi->res.reg,tmpi->res.disp,
tmpi->arg2.type,tmpi->arg2.reg,tmpi->arg2.disp,rip);
} else {
tmpi->ic_flags=(tmpi->ic_flags|tmpi1->ic_flags)&
~ICF_CODE_FINAL|ICF_DONT_RESTORE;
tmpi->arg1.disp=tmpi1->ic_data;
OptSetNOP1(tmpi1); //This better not be last pass!
ICMov(tmpi,MDF_DISP+tmpi->arg1_type_pointed_to,
tmpi->arg1.reg,tmpi->arg1.disp,
tmpi->arg2.type,tmpi->arg2.reg,tmpi->arg2.disp,rip);
}
} else {
ICMov(tmpi,MDF_REG+RT_I64,REG_RCX,0,
tmpi->arg1.type,tmpi->arg1.reg,tmpi->arg1.disp,rip);
ICMov(tmpi,MDF_DISP+tmpi->arg1_type_pointed_to,REG_RCX,0,
tmpi->arg2.type,tmpi->arg2.reg,tmpi->arg2.disp,rip);
if (tmpi->res.type.mode)
ICMov(tmpi,tmpi->res.type,tmpi->res.reg,tmpi->res.disp,
tmpi->arg2.type,tmpi->arg2.reg,tmpi->arg2.disp,rip);
}
}
}
U0 ICBrBitOps(CIntermediateCode *tmpi,I64 rip,
I64 op,I64 op_imm,I64 is,U8 *buf,I64 rip2)
{
I64 i,t,r1,r2,d1,d2,t1,t2;
CICArg *arg1=&tmpi->arg1,*arg2=&tmpi->arg2;
Bool short_jmp;
CCodeMisc *lb;
if (tmpi->ic_flags & ICF_BY_VAL) {
if (tmpi->ic_flags&ICF_SWAP && !(arg2->type&MDF_REG) &&
(!(arg2->type&MDF_IMM) ||arg2->disp>63)||
!(tmpi->ic_flags&ICF_SWAP) && arg2->type&MDF_IMM &&
arg2->disp<64 || arg2->type&MDF_STK) {
ICMov(tmpi,MDF_REG+RT_I64,REG_RCX,0,arg2->type,arg2->reg,arg2->disp,rip2);
t2=MDF_REG+RT_I64;
r2=REG_RCX;
d2=0;
} else {
t2=arg2->type;
if (t2&MDF_IMM && arg2->disp<64)
r2=0;
else
r2=arg2->reg;
d2=arg2->disp;
}
if (!(tmpi->ic_flags&ICF_SWAP) && !(arg1->type&MDF_REG) &&
(!(arg1->type&MDF_IMM) || arg1->disp>63) ||
tmpi->ic_flags&ICF_SWAP && arg1->type&MDF_IMM &&
arg1->disp<64 || arg1->type&MDF_STK) {
ICMov(tmpi,MDF_REG+RT_I64,REG_RDX,0,arg1->type,arg1->reg,arg1->disp,rip2);
t1=MDF_REG+RT_I64;
r1=REG_RDX;
d1=0;
} else {
t1=arg1->type;
if (t1&MDF_IMM && arg1->disp<64)
r1=0;
else
r1=arg1->reg;
d1=arg1->disp;
}
} else {
t1=MDF_DISP+RT_I64;
t2=MDF_DISP+RT_I64;
d1=0;
d2=0;
if (arg2->type&MDF_REG)
r2=arg2->reg;
else if (!(tmpi->ic_flags&ICF_SWAP) || !(arg2->type&MDF_IMM) ||
arg2->disp>63) {
ICMov(tmpi,MDF_REG+RT_I64,REG_RCX,0,arg2->type,arg2->reg,arg2->disp,rip2);
r2=REG_RCX;
} else
r2=0;
if (arg1->type&MDF_REG)
r1=arg1->reg;
else if (tmpi->ic_flags&ICF_SWAP ||
!(arg1->type&MDF_IMM) || arg1->disp>63) {
ICMov(tmpi,MDF_REG+RT_I64,REG_RDX,0,arg1->type,arg1->reg,arg1->disp,rip2);
r1=REG_RDX;
} else
r1=0;
}
if (tmpi->ic_flags&ICF_LOCK && op!=0xA30F)
ICU8(tmpi,OC_LOCK_PREFIX);
if (tmpi->ic_flags&ICF_SWAP) {
if (arg2->type&MDF_IMM && arg2->disp<32) {
if (op==0xA30F && arg2->disp<8) {
t=t1&MDG_MASK+RT_U8;
op_imm=0xF6; //TEST
} else
t=t1&MDG_MASK+RT_U32;
} else
t=t1;
i=ICModr1(r2,t,r1,d1);
SwapI64(&arg1,&arg2);
} else {
if (arg1->type&MDF_IMM && arg1->disp<32) {
if (op==0xA30F && arg1->disp<8) {
t=t2&MDG_MASK+RT_U8;
op_imm=0xF6; //TEST
} else
t=t2&MDG_MASK+RT_U32;
} else
t=t2;
i=ICModr1(r1,t,r2,d2);
}
ICRex(tmpi,i.u8[1]);
if (op_imm==0xF6) {//TEST
ICU16(tmpi,i.u8[2]<<8+op_imm);
ICModr2(tmpi,i,,arg2->disp,rip2+1);
ICU8(tmpi,1<<arg1->disp);
if (is==0x72820F)
is=0x75850F;
else
is=0x74840F;
} else if (arg1->type&MDF_IMM && arg1->disp<64) {
ICU24(tmpi,i.u8[2]<<16+op_imm);
ICModr2(tmpi,i,,arg2->disp,rip2+1);
ICU8(tmpi,arg1->disp);
} else {
ICU24(tmpi,i.u8[2]<<16+op);
ICModr2(tmpi,i,,arg2->disp,rip2);
}
rip+=tmpi->ic_cnt;
lb=OptLabelFwd(tmpi->ic_data);
short_jmp=ToBool(tmpi->ic_flags&ICF_SHORT_JMP);
if (!buf && lb->addr!=INVALID_PTR) {
i=lb->addr-(rip+2);
if (lb->flags&CMF_POP_CMP)
i+=8;
if (I8_MIN<=i<=I8_MAX)
short_jmp=TRUE;
}
if (short_jmp) {
tmpi->ic_flags|=ICF_SHORT_JMP;
i=lb->addr-(rip+2);
if (lb->flags&CMF_POP_CMP)
i+=8;
ICU16(tmpi,i<<8+is.u8[2]);
} else {
tmpi->ic_flags&=~ICF_SHORT_JMP;
i=lb->addr-(rip+6);
if (lb->flags&CMF_POP_CMP)
i+=8;
ICU16(tmpi,is.u16[0]);
ICU32(tmpi,i);
}
}
U0 ICQueInit(CIntermediateCode *tmpi,I64 rip2)
{
I64 r1;
if (tmpi->arg1.type==MDF_REG+RT_I64)
r1=tmpi->arg1.reg;
else {
ICMov(tmpi,MDF_REG+RT_I64,REG_RAX,0,
tmpi->arg1.type,tmpi->arg1.reg,tmpi->arg1.disp,rip2);
r1=REG_RAX;
}
ICMov(tmpi,MDF_DISP+RT_I64,r1,0,MDF_REG+RT_I64,r1,0,rip2);
ICMov(tmpi,MDF_DISP+RT_I64,r1,sizeof(U8 *),MDF_REG+RT_I64,r1,0,rip2);
}
U0 ICQueIns(CIntermediateCode *tmpi,I64 rip2)
{
I64 r1,r2;
if (tmpi->arg2.type==MDF_REG+RT_I64 && tmpi->arg2.reg!=REG_RDX)
r2=tmpi->arg2.reg;
else {
ICMov(tmpi,MDF_REG+RT_I64,REG_RAX,0,
tmpi->arg2.type,tmpi->arg2.reg,tmpi->arg2.disp,rip2);
r2=REG_RAX;
}
if (tmpi->arg1.type==MDF_REG+RT_I64)
r1=tmpi->arg1.reg;
else {
ICMov(tmpi,MDF_REG+RT_I64,REG_RDX,0,
tmpi->arg1.type,tmpi->arg1.reg,tmpi->arg1.disp,rip2);
r1=REG_RDX;
}
ICMov(tmpi,MDF_REG+RT_I64,REG_RBX,0,MDF_DISP+RT_I64,r1,0,rip2);
ICMov(tmpi,MDF_DISP+RT_I64,r1,0,MDF_REG+RT_I64,r2,0,rip2);
ICMov(tmpi,MDF_DISP+RT_I64,r2,0,MDF_REG+RT_I64,REG_RBX,0,rip2);
ICMov(tmpi,MDF_DISP+RT_I64,r2,sizeof(U8 *),MDF_REG+RT_I64,r1,0,rip2);
ICMov(tmpi,MDF_DISP+RT_I64,REG_RBX,sizeof(U8 *),MDF_REG+RT_I64,r2,0,rip2);
}
U0 ICQueInsRev(CIntermediateCode *tmpi,I64 rip2)
{
I64 r1,r2;
if (tmpi->arg2.type==MDF_REG+RT_I64 && tmpi->arg2.reg!=REG_RDX)
r2=tmpi->arg2.reg;
else {
ICMov(tmpi,MDF_REG+RT_I64,REG_RAX,0,
tmpi->arg2.type,tmpi->arg2.reg,tmpi->arg2.disp,rip2);
r2=REG_RAX;
}
if (tmpi->arg1.type==MDF_REG+RT_I64)
r1=tmpi->arg1.reg;
else {
ICMov(tmpi,MDF_REG+RT_I64,REG_RDX,0,
tmpi->arg1.type,tmpi->arg1.reg,tmpi->arg1.disp,rip2);
r1=REG_RDX;
}
ICMov(tmpi,MDF_REG+RT_I64,REG_RBX,0,MDF_DISP+RT_I64,r1,sizeof(U8 *),rip2);
ICMov(tmpi,MDF_DISP+RT_I64,REG_RBX,0,MDF_REG+RT_I64,r2,0,rip2);
ICMov(tmpi,MDF_DISP+RT_I64,r2,0,MDF_REG+RT_I64,r1,0,rip2);
ICMov(tmpi,MDF_DISP+RT_I64,r2,sizeof(U8 *),MDF_REG+RT_I64,REG_RBX,0,rip2);
ICMov(tmpi,MDF_DISP+RT_I64,r1,sizeof(U8 *),MDF_REG+RT_I64,r2,0,rip2);
}
U0 ICQueRem(CIntermediateCode *tmpi,I64 rip2)
{
I64 r1;
if (tmpi->arg1.type==MDF_REG+RT_I64)
r1=tmpi->arg1.reg;
else {
ICMov(tmpi,MDF_REG+RT_I64,REG_RAX,0,
tmpi->arg1.type,tmpi->arg1.reg,tmpi->arg1.disp,rip2);
r1=REG_RAX;
}
ICMov(tmpi,MDF_REG+RT_I64,REG_RBX,0,MDF_DISP+RT_I64,r1,0,rip2);
ICMov(tmpi,MDF_REG+RT_I64,REG_RDX,0,MDF_DISP+RT_I64,r1,sizeof(U8 *),rip2);
ICU24(tmpi,0x1A8948);
ICU32(tmpi,sizeof(U8 *)<<24+0x538948);
}
U0 ICMinMax(CIntermediateCode *tmpi,I64 op,I64 rip2)
{
I64 r1,i1=0x48;
if (tmpi->arg2.type==MDF_REG+RT_I64 && tmpi->arg2.reg!=REG_RAX) {
r1=tmpi->arg2.reg;
if (r1>7) {
i1++;
r1&=7;
}
ICMov(tmpi,MDF_REG+RT_I64,REG_RAX,0,
tmpi->arg1.type,tmpi->arg1.reg,tmpi->arg1.disp,rip2);
} else {
if (tmpi->arg1.reg==REG_RAX && tmpi->arg1.type&MDG_REG_DISP_SIB) {
ICMov(tmpi,MDF_REG+RT_I64,REG_RDX,0,
tmpi->arg2.type,tmpi->arg2.reg,tmpi->arg2.disp,rip2);
r1=REG_RDX;
ICMov(tmpi,MDF_REG+RT_I64,REG_RAX,0,
tmpi->arg1.type,tmpi->arg1.reg,tmpi->arg1.disp,rip2);
} else {
ICMov(tmpi,MDF_REG+RT_I64,REG_RAX,0,
tmpi->arg2.type,tmpi->arg2.reg,tmpi->arg2.disp,rip2);
if (tmpi->arg1.type==MDF_REG+RT_I64) {
r1=tmpi->arg1.reg;
if (r1>7) {
i1++;
r1&=7;
}
} else {
r1=REG_RDX;
ICMov(tmpi,MDF_REG+RT_I64,REG_RDX,0,
tmpi->arg1.type,tmpi->arg1.reg,tmpi->arg1.disp,rip2);
}
}
}
ICU24(tmpi,0xC03B00+r1<<16+i1);
ICU32(tmpi,0xC0000F00+op<<16+r1<<24+i1);
}
U0 ICSqr(CIntermediateCode *tmpi,I64 op,I64 rip2)
{
ICMov(tmpi,MDF_REG+RT_I64,REG_RAX,0,
tmpi->arg1.type,tmpi->arg1.reg,tmpi->arg1.disp,rip2);
ICSlashOp(tmpi,MDF_REG+RT_I64,REG_RAX,0,op,rip2);
}
U0 ICModU64(CIntermediateCode *tmpi,I64 rip2)
{
CICType t1;
I64 r1,d1;
ICMov(tmpi,MDF_REG+RT_I64,REG_RCX,0,
tmpi->arg2.type,tmpi->arg2.reg,tmpi->arg2.disp,rip2);
if (tmpi->arg1.reg!=REG_RAX && tmpi->arg1.reg!=REG_RDX &&
tmpi->arg1.type&MDG_REG_DISP_SIB &&
tmpi->arg1.type.raw_type>=RT_I64) {
t1=tmpi->arg1.type;
r1=tmpi->arg1.reg;
d1=tmpi->arg1.disp;
} else {
t1=MDF_REG+RT_I64;
r1=REG_RBX;
d1=0;
ICMov(tmpi,MDF_REG+RT_I64,REG_RBX,0,
tmpi->arg1.type,tmpi->arg1.reg,tmpi->arg1.disp,rip2);
}
ICMov(tmpi,MDF_REG+RT_I64,REG_RAX,0,MDF_DISP+RT_I64,REG_RCX,0,rip2);
ICZero(tmpi,REG_RDX);
ICSlashOp(tmpi,t1,r1,d1,SLASH_OP_DIV,rip2);
ICMov(tmpi,MDF_DISP+RT_I64,REG_RCX,0,MDF_REG+RT_I64,REG_RAX,0,rip2);
ICMov(tmpi,MDF_REG+RT_I64,REG_RAX,0,
MDF_REG+RT_I64,REG_RDX,0,rip2);
}
U0 ICSwap(CIntermediateCode *tmpi,I64 rip2)
{
I64 r1,r2;
if (tmpi->arg1.type&MDF_REG)
r1=tmpi->arg1.reg;
else
r1=REG_RAX;
if (tmpi->arg2.type&MDF_REG)
r2=tmpi->arg2.reg;
else
r2=REG_RAX;
if (r1==r2) {
if (r1==REG_RAX)
r1=REG_RBX;
else
r2=REG_RAX;
}
ICMov(tmpi,MDF_REG+RT_I64,r2,0,
tmpi->arg2.type,tmpi->arg2.reg,tmpi->arg2.disp,rip2);
ICMov(tmpi,MDF_REG+RT_I64,r1,0,
tmpi->arg1.type,tmpi->arg1.reg,tmpi->arg1.disp,rip2);
switch (tmpi->ic_code) {
case IC_SWAP_U8:
ICMov(tmpi,MDF_REG+RT_I64,REG_RCX,0,MDF_DISP+RT_U8,r1,0,rip2);
ICMov(tmpi,MDF_REG+RT_I64,REG_RDX,0,MDF_DISP+RT_U8,r2,0,rip2);
ICMov(tmpi,MDF_DISP+RT_U8,r2,0,MDF_REG+RT_I64,REG_RCX,0,rip2);
ICMov(tmpi,MDF_DISP+RT_U8,r1,0,MDF_REG+RT_I64,REG_RDX,0,rip2);
break;
case IC_SWAP_U16:
ICMov(tmpi,MDF_REG+RT_I64,REG_RCX,0,MDF_DISP+RT_U16,r1,0,rip2);
ICMov(tmpi,MDF_REG+RT_I64,REG_RDX,0,MDF_DISP+RT_U16,r2,0,rip2);
ICMov(tmpi,MDF_DISP+RT_U16,r2,0,MDF_REG+RT_I64,REG_RCX,0,rip2);
ICMov(tmpi,MDF_DISP+RT_U16,r1,0,MDF_REG+RT_I64,REG_RDX,0,rip2);
break;
case IC_SWAP_U32:
ICMov(tmpi,MDF_REG+RT_I64,REG_RCX,0,MDF_DISP+RT_U32,r1,0,rip2);
ICMov(tmpi,MDF_REG+RT_I64,REG_RDX,0,MDF_DISP+RT_U32,r2,0,rip2);
ICMov(tmpi,MDF_DISP+RT_U32,r2,0,MDF_REG+RT_I64,REG_RCX,0,rip2);
ICMov(tmpi,MDF_DISP+RT_U32,r1,0,MDF_REG+RT_I64,REG_RDX,0,rip2);
break;
case IC_SWAP_I64:
ICMov(tmpi,MDF_REG+RT_I64,REG_RCX,0,MDF_DISP+RT_U64,r1,0,rip2);
ICMov(tmpi,MDF_REG+RT_I64,REG_RDX,0,MDF_DISP+RT_U64,r2,0,rip2);
ICMov(tmpi,MDF_DISP+RT_U64,r2,0,MDF_REG+RT_I64,REG_RCX,0,rip2);
ICMov(tmpi,MDF_DISP+RT_U64,r1,0,MDF_REG+RT_I64,REG_RDX,0,rip2);
break;
}
}
U0 ICAndEqu(CIntermediateCode *tmpi,I64 rip2)
{
I64 i,bit;
if (tmpi->arg2.type&MDF_IMM && !(tmpi->arg1.type&MDF_STK) &&
tmpi->ic_flags&ICF_RES_NOT_USED) {
i=~tmpi->arg2.disp;
bit=Bsf(i);
if (0<=bit==Bsr(i)) {
tmpi->arg2.disp=bit;
tmpi->arg2.reg=0;
tmpi->arg1.type=tmpi->arg1.type&MDG_MASK+RT_I64;
ICBitOps(tmpi,&tmpi->arg2,&tmpi->arg1,tmpi,0xB30F,0x30BA0F,rip2);
return;
}
}
ICAddSubEctEqu(tmpi,tmpi->arg1_type_pointed_to,
tmpi->res.type,tmpi->res.reg,tmpi->res.disp,
tmpi->arg1.type,tmpi->arg1.reg,tmpi->arg1.disp,
tmpi->arg2.type,tmpi->arg2.reg,tmpi->arg2.disp,0x210425240423,rip2);
}
U0 ICOrEqu(CIntermediateCode *tmpi,I64 rip2)
{
I64 i,bit;
if (tmpi->arg2.type&MDF_IMM && !(tmpi->arg1.type&MDF_STK) &&
tmpi->ic_flags&ICF_RES_NOT_USED) {
i=tmpi->arg2.disp;
bit=Bsf(i);
if (0<=bit==Bsr(i) && i>I8_MAX) {
tmpi->arg2.disp=bit;
tmpi->arg2.reg=0;
tmpi->arg1.type=tmpi->arg1.type&MDG_MASK+RT_I64;
ICBitOps(tmpi,&tmpi->arg2,&tmpi->arg1,tmpi,0xAB0F,0x28BA0F,rip2);
return;
}
}
ICAddSubEctEqu(tmpi,tmpi->arg1_type_pointed_to,
tmpi->res.type,tmpi->res.reg,tmpi->res.disp,
tmpi->arg1.type,tmpi->arg1.reg,tmpi->arg1.disp,
tmpi->arg2.type,tmpi->arg2.reg,tmpi->arg2.disp,0x09010D0C010B,rip2);
}
U0 ICXorEqu(CIntermediateCode *tmpi,I64 rip2)
{
I64 i,bit;
if (tmpi->arg2.type&MDF_IMM && !(tmpi->arg1.type&MDF_STK) &&
tmpi->ic_flags&ICF_RES_NOT_USED) {
i=tmpi->arg2.disp;
bit=Bsf(i);
if (0<=bit==Bsr(i)) {
tmpi->arg2.disp=bit;
tmpi->arg2.reg=0;
tmpi->arg1.type=tmpi->arg1.type&MDG_MASK+RT_I64;
ICBitOps(tmpi,&tmpi->arg2,&tmpi->arg1,tmpi,0xBB0F,0x38BA0F,rip2);
return;
}
}
ICAddSubEctEqu(tmpi,tmpi->arg1_type_pointed_to,
tmpi->res.type,tmpi->res.reg,tmpi->res.disp,
tmpi->arg1.type,tmpi->arg1.reg,tmpi->arg1.disp,
tmpi->arg2.type,tmpi->arg2.reg,tmpi->arg2.disp,0x310635340633,rip2);
}
U0 ICSwitch(CIntermediateCode *tmpi,I64 rip,
Bool nobound,CCmpCtrl *cc,U8 *buf,I64 rip2)
{
I64 i,j,cnt,min,max,begin,r;
CCodeMisc *lb;
Bool short_jmp;
CAOTAbsAddr *tmpa;
if (!(tmpi->arg1.type&MDF_REG) || tmpi->arg1.reg&7==REG_RSP)
r=REG_RDX;
else
r=tmpi->arg1.reg;
if (nobound)
ICMov(tmpi,MDF_REG+RT_I64,r,0,
tmpi->arg1.type,tmpi->arg1.reg,tmpi->arg1.disp,rip2);
else {
if (tmpi->arg2.type&MDF_IMM) {
j=tmpi->arg2.disp;
ICMov(tmpi,MDF_REG+RT_I64,r,0,
tmpi->arg1.type,tmpi->arg1.reg,tmpi->arg1.disp,rip2);
if (I8_MIN<=j<=I8_MAX) {
i=0xF88348+(r&7)<<16;
if (r>7) i++;
ICU24(tmpi,i);
ICU8(tmpi,j);
} else if (I32_MIN<=j<=I32_MAX) {
i=0xF88148+(r&7)<<16;
if (r>7) i++;
ICU24(tmpi,i);
ICU32(tmpi,j);
} else {
ICMov(tmpi,MDF_REG+RT_I64,REG_RCX,0,
tmpi->arg2.type,tmpi->arg2.reg,tmpi->arg2.disp,rip2);
i=0xC13B48+(r&7)<<19;
if (r>7) i+=4;
ICU24(tmpi,i);
}
} else {
ICMov(tmpi,MDF_REG+RT_I64,REG_RCX,0,
tmpi->arg2.type,tmpi->arg2.reg,tmpi->arg2.disp,rip2);
ICMov(tmpi,MDF_REG+RT_I64,r,0,
tmpi->arg1.type,tmpi->arg1.reg,tmpi->arg1.disp,rip2);
i=0xC13B48+(r&7)<<19;
if (r>7) i+=4;
ICU24(tmpi,i);
}
rip+=tmpi->ic_cnt;
lb=tmpi->ic_data(CCodeMisc *)->dft;
short_jmp=ToBool(tmpi->ic_flags&ICF_SHORT_JMP);
if (!buf && lb->addr!=INVALID_PTR) {
i=lb->addr-(rip+2);
if (I8_MIN<=i<=I8_MAX)
short_jmp=TRUE;
}
if (short_jmp) {
tmpi->ic_flags|=ICF_SHORT_JMP;
ICU16(tmpi,(lb->addr-(rip+2))<<8+0x73);
} else {
tmpi->ic_flags&=~ICF_SHORT_JMP;
ICU16(tmpi,0x830F);
ICU32(tmpi,lb->addr-(rip+6));
}
}
lb=tmpi->ic_data;
begin=lb->begin->addr;
if (!buf && begin!=INVALID_PTR) {
min=I64_MAX;
max=I64_MIN;
for (i=0;i<lb->range;i++) {
if (lb->jmp_table[i]->addr==INVALID_PTR) {
min=I64_MIN;
max=I64_MAX;
break;
} else {
j=lb->jmp_table[i]->addr-begin;
min=MinI64(min,j);
max=MaxI64(max,j);
}
}
if (I8_MIN<=min<=max<=I8_MAX)
lb->flags|=CMF_I8_JMP_TABLE;
else if (U8_MIN<=min<=max<=U8_MAX)
lb->flags|=CMF_U8_JMP_TABLE;
else if (I16_MIN<=min<=max<=I16_MAX)
lb->flags|=CMF_I16_JMP_TABLE;
else if (U16_MIN<=min<=max<=U16_MAX)
lb->flags|=CMF_U16_JMP_TABLE;
}
if (lb->flags&CMF_I8_JMP_TABLE) {
if (r<8)
ICU8(tmpi,0x48);
else
ICU8(tmpi,0x49);
ICU24(tmpi,0x98BE0F+(r&7)<<16);
cnt=1;
} else if (lb->flags&CMF_U8_JMP_TABLE) {
if (r<8)
cnt=2;
else {
ICU8(tmpi,0x49);
cnt=1;
}
ICU24(tmpi,0x98B60F+(r&7)<<16);
} else if (lb->flags&CMF_I16_JMP_TABLE) {
if (r<8)
ICU8(tmpi,0x48);
else
ICU8(tmpi,0x4A);
ICU32(tmpi,0x451CBF0F+(r&7)<<27);
cnt=0;
} else if (lb->flags&CMF_U16_JMP_TABLE) {
if (r<8)
cnt=1;
else {
ICU8(tmpi,0x4A);
cnt=0;
}
ICU32(tmpi,0x451CB70F+(r&7)<<27);
} else {
if (r<8)
cnt=2;
else {
ICU8(tmpi,0x42);
cnt=1;
}
ICU24(tmpi,0x851C8B+(r&7)<<19);
}
if (buf && cc->flags&CCF_AOT_COMPILE) {
tmpa=CAlloc(sizeof(CAOTAbsAddr));
tmpa->next=cc->aotc->abss;
tmpa->type=AAT_ADD_U32;
cc->aotc->abss=tmpa;
tmpa->rip=rip2+tmpi->ic_cnt;
ICU32(tmpi,lb->addr+cc->aotc->rip);
} else
ICU32(tmpi,lb->addr+buf);
if (lb->flags&(CMF_I8_JMP_TABLE|CMF_U8_JMP_TABLE|
CMF_I16_JMP_TABLE|CMF_U16_JMP_TABLE)) {
ICU16(tmpi,0xC381); //ADD EBX,0x12345678
if (buf && cc->flags&CCF_AOT_COMPILE) {
tmpa=CAlloc(sizeof(CAOTAbsAddr));
tmpa->next=cc->aotc->abss;
tmpa->type=AAT_ADD_U32;
cc->aotc->abss=tmpa;
tmpa->rip=rip2+tmpi->ic_cnt;
ICU32(tmpi,begin+cc->aotc->rip);
} else
ICU32(tmpi,begin+buf);
} else
cnt+=6;
ICU16(tmpi,0xE3FF); //JMP EBX
for (i=0;i<cnt;i++) //Code must always shrink, not expand
ICU8(tmpi,OC_NOP);
tmpi->ic_flags&=~ICF_CODE_FINAL;
}
U0 ICLocalVarInit(CIntermediateCode *tmpi)
{
ICU24(tmpi,0xC48B48);
ICU16(tmpi,0x5748);
ICU24(tmpi,0xF88B48);
ICU24(tmpi,0xC1C748);
ICU32(tmpi,tmpi->ic_data);
ICU16(tmpi,sys_var_init_val<<8+0xB0);
ICU24(tmpi,0xAA48F3);
ICU16(tmpi,0x5F48);
}