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32x: interpreter-wrap drc works (demos only). SVP drc refactoring.

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git-svn-id: file:///home/notaz/opt/svn/PicoDrive@812 be3aeb3a-fb24-0410-a615-afba39da0efa
This commit is contained in:
notaz 2009-10-13 10:07:27 +00:00
parent 98da48e418
commit 679af8a3f4
19 changed files with 1505 additions and 46 deletions
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42
cpu/sh2/mame/sh2pico.c
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@ -33,6 +33,8 @@ typedef unsigned char UINT8;
#include "sh2.c"
#ifndef DRC_TMP
void sh2_execute(SH2 *sh2_, int cycles)
{
sh2 = sh2_;
@ -96,3 +98,43 @@ void sh2_execute(SH2 *sh2_, int cycles)
sh2->cycles_done += cycles - sh2->icount;
}
#else // DRC_TMP
// tmp
void __attribute__((regparm(2))) sh2_do_op(SH2 *sh2_, int opcode)
{
sh2 = sh2_;
sh2->pc += 2;
switch (opcode & ( 15 << 12))
{
case 0<<12: op0000(opcode); break;
case 1<<12: op0001(opcode); break;
case 2<<12: op0010(opcode); break;
case 3<<12: op0011(opcode); break;
case 4<<12: op0100(opcode); break;
case 5<<12: op0101(opcode); break;
case 6<<12: op0110(opcode); break;
case 7<<12: op0111(opcode); break;
case 8<<12: op1000(opcode); break;
case 9<<12: op1001(opcode); break;
case 10<<12: op1010(opcode); break;
case 11<<12: op1011(opcode); break;
case 12<<12: op1100(opcode); break;
case 13<<12: op1101(opcode); break;
case 14<<12: op1110(opcode); break;
default: op1111(opcode); break;
}
if (sh2->test_irq)
{
if (sh2->pending_irl > sh2->pending_int_irq)
sh2_irl_irq(sh2, sh2->pending_irl);
else
sh2_internal_irq(sh2, sh2->pending_int_irq, sh2->pending_int_vector);
sh2->test_irq = 0;
}
}
#endif