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/* |
/* |
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* Copyright (C) 2005 Anders Gavare. All rights reserved. |
* Copyright (C) 2005-2006 Anders Gavare. All rights reserved. |
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* |
* |
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* Redistribution and use in source and binary forms, with or without |
* Redistribution and use in source and binary forms, with or without |
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* modification, are permitted provided that the following conditions are met: |
* modification, are permitted provided that the following conditions are met: |
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* SUCH DAMAGE. |
* SUCH DAMAGE. |
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* |
* |
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* |
* |
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* $Id: cpu_arm_instr_loadstore.c,v 1.19 2005/11/19 18:53:07 debug Exp $ |
* $Id: cpu_arm_instr_loadstore.c,v 1.20 2006/02/16 19:49:04 debug Exp $ |
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* |
* |
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* |
* |
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* TODO: Many things... |
* TODO: Many things... |
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*/ |
*/ |
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#if defined(A__SIGNED) && !defined(A__H) && !defined(A__L) |
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#define A__LDRD |
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#endif |
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#if defined(A__SIGNED) && defined(A__H) && !defined(A__L) |
#if defined(A__SIGNED) && defined(A__H) && !defined(A__L) |
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#define A__STRD |
#define A__STRD |
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#endif |
#endif |
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= (void *)(size_t)ic->arg[1]; |
= (void *)(size_t)ic->arg[1]; |
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#endif |
#endif |
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#ifdef A__STRD |
#if defined(A__STRD) || defined(A__LDRD) |
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unsigned char data[8]; |
unsigned char data[8]; |
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const int datalen = 8; |
const int datalen = 8; |
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#else |
#else |
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#endif |
#endif |
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; |
; |
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#ifdef A__L |
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#if defined(A__L) || defined(A__LDRD) |
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/* Load: */ |
/* Load: */ |
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if (!cpu->memory_rw(cpu, cpu->mem, addr, data, datalen, |
if (!cpu->memory_rw(cpu, cpu->mem, addr, data, datalen, |
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MEM_READ, memory_rw_flags)) { |
MEM_READ, memory_rw_flags)) { |
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/* load failed, an exception was generated */ |
/* load failed, an exception was generated */ |
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return; |
return; |
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} |
} |
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#ifdef A__B |
#if defined(A__B) && !defined(A__LDRD) |
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reg(ic->arg[2]) = |
reg(ic->arg[2]) = |
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#ifdef A__SIGNED |
#ifdef A__SIGNED |
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(int32_t)(int8_t) |
(int32_t)(int8_t) |
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#endif |
#endif |
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data[0]; |
data[0]; |
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#else |
#else |
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#ifdef A__H |
#if defined(A__H) && !defined(A__LDRD) |
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reg(ic->arg[2]) = |
reg(ic->arg[2]) = |
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#ifdef A__SIGNED |
#ifdef A__SIGNED |
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(int32_t)(int16_t) |
(int32_t)(int16_t) |
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#endif |
#endif |
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(data[0] + (data[1] << 8)); |
(data[0] + (data[1] << 8)); |
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#else |
#else |
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#ifndef A__LDRD |
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#ifdef HOST_LITTLE_ENDIAN |
#ifdef HOST_LITTLE_ENDIAN |
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/* Nothing. */ |
/* Nothing. */ |
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#else |
#else |
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reg(ic->arg[2]) = data[0] + (data[1] << 8) + |
reg(ic->arg[2]) = data[0] + (data[1] << 8) + |
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(data[2] << 16) + (data[3] << 24); |
(data[2] << 16) + (data[3] << 24); |
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#endif |
#endif |
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#else |
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reg(ic->arg[2]) = data[0] + (data[1] << 8) + |
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(data[2] << 16) + (data[3] << 24); |
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reg(((uint32_t *)ic->arg[2]) + 1) = data[4] + (data[5] << 8) + |
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(data[6] << 16) + (data[7] << 24); |
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#endif |
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#endif |
#endif |
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#endif |
#endif |
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#else |
#else |
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*/ |
*/ |
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void A__NAME(struct cpu *cpu, struct arm_instr_call *ic) |
void A__NAME(struct cpu *cpu, struct arm_instr_call *ic) |
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{ |
{ |
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#ifdef A__STRD |
#if defined(A__LDRD) || defined(A__STRD) |
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/* Chicken out, let's do this unoptimized for now: */ |
/* Chicken out, let's do this unoptimized for now: */ |
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A__NAME__general(cpu, ic); |
A__NAME__general(cpu, ic); |
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#else |
#else |
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#endif |
#endif |
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#ifdef A__LDRD |
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#undef A__LDRD |
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#endif |
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#ifdef A__STRD |
#ifdef A__STRD |
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#undef A__STRD |
#undef A__STRD |
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#endif |
#endif |
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