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PowerPC tester: add support for QEMU engine.

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This commit is contained in:
gbeauche 2003-12-02 14:57:07 +00:00
parent 07c8e505c9
commit 3ca595a337
1 changed files with 77 additions and 0 deletions
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77
SheepShaver/src/kpx_cpu/src/test/test-powerpc.cpp
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@ -52,6 +52,15 @@ typedef char CHAR;
typedef int BOOL;
#endif
#if EMU_QEMU
extern "C" {
#include "target-ppc/cpu.h"
extern void tb_flush();
}
typedef uint32_t uint32;
typedef uintptr_t uintptr;
#endif
// Disassemblers needed for debugging purposes
#if ENABLE_MON
#include "mon.h"
@ -290,6 +299,74 @@ void powerpc_cpu_base::execute(uintptr entry_point)
}
#endif
#if EMU_QEMU
class powerpc_cpu_base
{
CPUPPCState *ppc;
public:
powerpc_cpu_base();
~powerpc_cpu_base();
void execute(uintptr);
void invalidate_cache() { tb_flush(); }
uint32 emul_get_xer() const;
void emul_set_xer(uint32 value);
uint32 emul_get_cr() const;
void emul_set_cr(uint32 value);
uint32 get_lr() const { return ppc->LR; }
void set_lr(uint32 value) { ppc->LR = value; }
uint32 get_gpr(int i) const { return ppc->gpr[i]; }
void set_gpr(int i, uint32 value) { ppc->gpr[i] = value; }
};
uint32 powerpc_cpu_base::emul_get_xer() const
{
uint32 xer = 0;
for (int i = 0; i < 32; i++)
xer |= ppc->xer[i] << (31 - i);
return xer;
}
void powerpc_cpu_base::emul_set_xer(uint32 value)
{
for (int i = 0; i < 32; i++)
ppc->xer[i] = (value >> (31 - i)) & 1;
}
uint32 powerpc_cpu_base::emul_get_cr() const
{
uint32 cr = 0;
uint32 dd = 0;
for (int i = 0; i < 8; i++) {
cr |= (ppc->crf[i] & 15) << (28 - 4 * i);
dd |= ppc->crf[i];
}
return cr;
}
void powerpc_cpu_base::emul_set_cr(uint32 value)
{
for (int i = 0; i < 8; i++)
ppc->crf[i] = (value >> (28 - 4 * i)) & 15;
}
powerpc_cpu_base::powerpc_cpu_base()
{
ppc = cpu_ppc_init();
}
powerpc_cpu_base::~powerpc_cpu_base()
{
cpu_ppc_close(ppc);
}
void powerpc_cpu_base::execute(uintptr entry_point)
{
ppc->nip = entry_point;
cpu_exec(ppc);
}
#endif
// Define bit-fields
#if !EMU_KHEPERIX
template< int FB, int FE >