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Hooked up PPC602 IBR.

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This commit is contained in:
Aaron Giles 2008-12-30 07:02:01 +00:00
parent c303794661
commit a7071bb8cb
1 changed files with 4 additions and 1 deletions
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5
src/emu/cpu/powerpc/ppcdrc.c
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@ -1337,7 +1337,10 @@ static void static_generate_exception(powerpc_state *ppc, UINT8 exception, int r
generate_update_mode(ppc, block); // <update mode>
/* determine our target PC */
UML_MOV(block, IREG(0), IMM(0x00000000)); // mov i0,0x00000000
if (ppc->flavor == PPC_MODEL_602)
UML_MOV(block, IREG(0), SPR32(SPR602_IBR)); // mov i0,[ibr]
else
UML_MOV(block, IREG(0), IMM(0x00000000)); // mov i0,0x00000000
UML_TEST(block, MSR32, IMM(MSROEA_IP)); // test [msr],IP
UML_MOVc(block, IF_NZ, IREG(0), IMM(0xfff00000)); // mov i0,0xfff00000,nz
UML_OR(block, IREG(0), IREG(0), IREG(3)); // or i0,i0,i3