diff options
Diffstat (limited to 'Source/Core/DSPCore/Src/DspIntArithmetic.cpp')
| -rw-r--r-- | Source/Core/DSPCore/Src/DspIntArithmetic.cpp | 23 |
1 files changed, 8 insertions, 15 deletions
diff --git a/Source/Core/DSPCore/Src/DspIntArithmetic.cpp b/Source/Core/DSPCore/Src/DspIntArithmetic.cpp index c3dce496aa..fe6570986d 100644 --- a/Source/Core/DSPCore/Src/DspIntArithmetic.cpp +++ b/Source/Core/DSPCore/Src/DspIntArithmetic.cpp @@ -176,7 +176,7 @@ void orr(const UDSPInstruction& opc) Update_SR_Register64(acc); } - /* +// FIXME: How does it fit what we know about andc'ls // ANDC $acD.m, $ac(1-D).m // 0011 110d xxxx xxxx // Logic AND middle part of accumulator $acD.m with middle part of @@ -184,31 +184,24 @@ void orr(const UDSPInstruction& opc) void andc(const UDSPInstruction& opc) { u8 D = (opc.hex >> 8) & 0x1; + g_dsp.r[DSP_REG_ACM0+D] &= dsp_get_acc_m(1-D); - u16 ac1 = dsp_get_acc_m(D); - u16 ac2 = dsp_get_acc_m(1 - D); - - dsp_set_long_acc(D, ac1 & ac2); - - Update_SR_Register64(dsp_get_long_acc(D)); + Update_SR_Register16(dsp_get_acc_m(D)); } +// FIXME: How does it fit what we know about orc'ls // ORC $acD.m, $ac(1-D).m // 0011 111d xxxx xxxx // Logic OR middle part of accumulator $acD.m with middle part of -// accumulator $ax(1-D).m. +// accumulator $ac(1-D).m. void orc(const UDSPInstruction& opc) { u8 D = (opc.hex >> 8) & 0x1; + g_dsp.r[DSP_REG_ACM0+D] |= dsp_get_acc_m(1-D); - u16 ac1 = dsp_get_acc_m(D); - u16 ac2 = dsp_get_acc_m(1 - D); - - dsp_set_long_acc(D, ac1 | ac2); - - Update_SR_Register64(dsp_get_long_acc(D)); + Update_SR_Register16(dsp_get_acc_m(D)); } -*/ + void orf(const UDSPInstruction& opc) { ERROR_LOG(DSPLLE, "orf not implemented"); |