diff options
| author | Soren Jorvang <soren.jorvang@gmail.com> | 2011-01-29 14:06:48 +0000 |
|---|---|---|
| committer | Soren Jorvang <soren.jorvang@gmail.com> | 2011-01-29 14:06:48 +0000 |
| commit | b3a183dffefc1cb1701ee2a8a2cbe0080774aced (patch) | |
| tree | aeb7b14894e6b17dc70f2bb71e28d1c3f6156f09 /Source/Core/DSPCore/Src/DspIntLoadStore.cpp | |
| parent | 10675ba3c02295cb61f785840ac75e8e65cfb549 (diff) | |
Core and DSPCore now have mutual dependencies, which breaks the
assumption on the part of many linkers that static libraries make
up a DAG, so merge libdspcore into libcore.
git-svn-id: https://dolphin-emu.googlecode.com/svn/trunk@6967 8ced0084-cf51-0410-be5f-012b33b47a6e
Diffstat (limited to 'Source/Core/DSPCore/Src/DspIntLoadStore.cpp')
| -rw-r--r-- | Source/Core/DSPCore/Src/DspIntLoadStore.cpp | 269 |
1 files changed, 0 insertions, 269 deletions
diff --git a/Source/Core/DSPCore/Src/DspIntLoadStore.cpp b/Source/Core/DSPCore/Src/DspIntLoadStore.cpp deleted file mode 100644 index b43d6707b3..0000000000 --- a/Source/Core/DSPCore/Src/DspIntLoadStore.cpp +++ /dev/null @@ -1,269 +0,0 @@ -// Copyright (C) 2003 Dolphin Project. - -// This program is free software: you can redistribute it and/or modify -// it under the terms of the GNU General Public License as published by -// the Free Software Foundation, version 2.0. - -// This program is distributed in the hope that it will be useful, -// but WITHOUT ANY WARRANTY; without even the implied warranty of -// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the -// GNU General Public License 2.0 for more details. - -// A copy of the GPL 2.0 should have been included with the program. -// If not, see http://www.gnu.org/licenses/ - -// Official SVN repository and contact information can be found at -// http://code.google.com/p/dolphin-emu/ - -// Additional copyrights go to Duddie and Tratax (c) 2004 - -#include "DSPInterpreter.h" - -#include "DSPMemoryMap.h" -#include "DSPIntUtil.h" - -namespace DSPInterpreter { - -// SRS @M, $(0x18+S) -// 0010 1sss mmmm mmmm -// Move value from register $(0x18+D) to data memory pointed by address -// CR[0-7] | M. That is, the upper 8 bits of the address are the -// bottom 8 bits from CR, and the lower 8 bits are from the 8-bit immediate. -// Note: pc+=2 in duddie's doc seems wrong -void srs(const UDSPInstruction opc) -{ - u8 reg = ((opc >> 8) & 0x7) + 0x18; - u16 addr = (g_dsp.r.cr << 8) | (opc & 0xFF); - dsp_dmem_write(addr, dsp_op_read_reg(reg)); -} - -// LRS $(0x18+D), @M -// 0010 0ddd mmmm mmmm -// Move value from data memory pointed by address CR[0-7] | M to register -// $(0x18+D). That is, the upper 8 bits of the address are the bottom 8 bits -// from CR, and the lower 8 bits are from the 8-bit immediate. -void lrs(const UDSPInstruction opc) -{ - u8 reg = ((opc >> 8) & 0x7) + 0x18; - u16 addr = (g_dsp.r.cr << 8) | (opc & 0xFF); - dsp_op_write_reg(reg, dsp_dmem_read(addr)); - dsp_conditional_extend_accum(reg); -} - -// LR $D, @M -// 0000 0000 110d dddd -// mmmm mmmm mmmm mmmm -// Move value from data memory pointed by address M to register $D. -// FIXME: Perform additional operation depending on destination register. -void lr(const UDSPInstruction opc) -{ - u8 reg = opc & DSP_REG_MASK; - u16 addr = dsp_fetch_code(); - u16 val = dsp_dmem_read(addr); - dsp_op_write_reg(reg, val); - dsp_conditional_extend_accum(reg); -} - -// SR @M, $S -// 0000 0000 111s ssss -// mmmm mmmm mmmm mmmm -// Store value from register $S to a memory pointed by address M. -// FIXME: Perform additional operation depending on destination register. -void sr(const UDSPInstruction opc) -{ - u8 reg = opc & DSP_REG_MASK; - u16 addr = dsp_fetch_code(); - u16 val = dsp_op_read_reg(reg); - dsp_dmem_write(addr, val); -} - -// SI @M, #I -// 0001 0110 mmmm mmmm -// iiii iiii iiii iiii -// Store 16-bit immediate value I to a memory location pointed by address -// M (M is 8-bit value sign extended). -void si(const UDSPInstruction opc) -{ - u16 addr = (s8)opc; - u16 imm = dsp_fetch_code(); - dsp_dmem_write(addr, imm); -} - -// LRR $D, @$S -// 0001 1000 0ssd dddd -// Move value from data memory pointed by addressing register $S to register $D. -// FIXME: Perform additional operation depending on destination register. -void lrr(const UDSPInstruction opc) -{ - u8 sreg = (opc >> 5) & 0x3; - u8 dreg = opc & 0x1f; - - u16 val = dsp_dmem_read(dsp_op_read_reg(sreg)); - dsp_op_write_reg(dreg, val); - dsp_conditional_extend_accum(dreg); -} - -// LRRD $D, @$S -// 0001 1000 1ssd dddd -// Move value from data memory pointed by addressing register $S toregister $D. -// Decrement register $S. -// FIXME: Perform additional operation depending on destination register. -void lrrd(const UDSPInstruction opc) -{ - u8 sreg = (opc >> 5) & 0x3; - u8 dreg = opc & 0x1f; - - u16 val = dsp_dmem_read(dsp_op_read_reg(sreg)); - dsp_op_write_reg(dreg, val); - dsp_conditional_extend_accum(dreg); - g_dsp.r.ar[sreg] = dsp_decrement_addr_reg(sreg); -} - -// LRRI $D, @$S -// 0001 1001 0ssd dddd -// Move value from data memory pointed by addressing register $S to register $D. -// Increment register $S. -// FIXME: Perform additional operation depending on destination register. -void lrri(const UDSPInstruction opc) -{ - u8 sreg = (opc >> 5) & 0x3; - u8 dreg = opc & 0x1f; - - u16 val = dsp_dmem_read(dsp_op_read_reg(sreg)); - dsp_op_write_reg(dreg, val); - dsp_conditional_extend_accum(dreg); - g_dsp.r.ar[sreg] = dsp_increment_addr_reg(sreg); -} - -// LRRN $D, @$S -// 0001 1001 1ssd dddd -// Move value from data memory pointed by addressing register $S to register $D. -// Add indexing register $(0x4+S) to register $S. -// FIXME: Perform additional operation depending on destination register. -void lrrn(const UDSPInstruction opc) -{ - u8 sreg = (opc >> 5) & 0x3; - u8 dreg = opc & 0x1f; - - u16 val = dsp_dmem_read(dsp_op_read_reg(sreg)); - dsp_op_write_reg(dreg, val); - dsp_conditional_extend_accum(dreg); - g_dsp.r.ar[sreg] = dsp_increase_addr_reg(sreg, (s16)g_dsp.r.ix[sreg]); -} - -// SRR @$D, $S -// 0001 1010 0dds ssss -// Store value from source register $S to a memory location pointed by -// addressing register $D. -// FIXME: Perform additional operation depending on source register. -void srr(const UDSPInstruction opc) -{ - u8 dreg = (opc >> 5) & 0x3; - u8 sreg = opc & 0x1f; - - u16 val = dsp_op_read_reg(sreg); - dsp_dmem_write(g_dsp.r.ar[dreg], val); -} - -// SRRD @$D, $S -// 0001 1010 1dds ssss -// Store value from source register $S to a memory location pointed by -// addressing register $D. Decrement register $D. -// FIXME: Perform additional operation depending on source register. -void srrd(const UDSPInstruction opc) -{ - u8 dreg = (opc >> 5) & 0x3; - u8 sreg = opc & 0x1f; - - u16 val = dsp_op_read_reg(sreg); - dsp_dmem_write(g_dsp.r.ar[dreg], val); - g_dsp.r.ar[dreg] = dsp_decrement_addr_reg(dreg); -} - -// SRRI @$D, $S -// 0001 1011 0dds ssss -// Store value from source register $S to a memory location pointed by -// addressing register $D. Increment register $D. -// FIXME: Perform additional operation depending on source register. -void srri(const UDSPInstruction opc) -{ - u8 dreg = (opc >> 5) & 0x3; - u8 sreg = opc & 0x1f; - - u16 val = dsp_op_read_reg(sreg); - dsp_dmem_write(g_dsp.r.ar[dreg], val); - g_dsp.r.ar[dreg] = dsp_increment_addr_reg(dreg); -} - -// SRRN @$D, $S -// 0001 1011 1dds ssss -// Store value from source register $S to a memory location pointed by -// addressing register $D. Add DSP_REG_IX0 register to register $D. -// FIXME: Perform additional operation depending on source register. -void srrn(const UDSPInstruction opc) -{ - u8 dreg = (opc >> 5) & 0x3; - u8 sreg = opc & 0x1f; - - u16 val = dsp_op_read_reg(sreg); - dsp_dmem_write(g_dsp.r.ar[dreg], val); - g_dsp.r.ar[dreg] = dsp_increase_addr_reg(dreg, (s16)g_dsp.r.ix[dreg]); -} - -// ILRR $acD.m, @$arS -// 0000 001d 0001 00ss -// Move value from instruction memory pointed by addressing register -// $arS to mid accumulator register $acD.m. -void ilrr(const UDSPInstruction opc) -{ - u16 reg = opc & 0x3; - u16 dreg = DSP_REG_ACM0 + ((opc >> 8) & 1); - - g_dsp.r.ac[dreg-DSP_REG_ACM0].m = dsp_imem_read(g_dsp.r.ar[reg]); - dsp_conditional_extend_accum(dreg); -} - -// ILRRD $acD.m, @$arS -// 0000 001d 0001 01ss -// Move value from instruction memory pointed by addressing register -// $arS to mid accumulator register $acD.m. Decrement addressing register $arS. -void ilrrd(const UDSPInstruction opc) -{ - u16 reg = opc & 0x3; - u16 dreg = DSP_REG_ACM0 + ((opc >> 8) & 1); - - g_dsp.r.ac[dreg-DSP_REG_ACM0].m = dsp_imem_read(g_dsp.r.ar[reg]); - dsp_conditional_extend_accum(dreg); - g_dsp.r.ar[reg] = dsp_decrement_addr_reg(reg); -} - -// ILRRI $acD.m, @$S -// 0000 001d 0001 10ss -// Move value from instruction memory pointed by addressing register -// $arS to mid accumulator register $acD.m. Increment addressing register $arS. -void ilrri(const UDSPInstruction opc) -{ - u16 reg = opc & 0x3; - u16 dreg = DSP_REG_ACM0 + ((opc >> 8) & 1); - - g_dsp.r.ac[dreg-DSP_REG_ACM0].m = dsp_imem_read(g_dsp.r.ar[reg]); - dsp_conditional_extend_accum(dreg); - g_dsp.r.ar[reg] = dsp_increment_addr_reg(reg); -} - -// ILRRN $acD.m, @$arS -// 0000 001d 0001 11ss -// Move value from instruction memory pointed by addressing register -// $arS to mid accumulator register $acD.m. Add corresponding indexing -// register $ixS to addressing register $arS. -void ilrrn(const UDSPInstruction opc) -{ - u16 reg = opc & 0x3; - u16 dreg = DSP_REG_ACM0 + ((opc >> 8) & 1); - - g_dsp.r.ac[dreg-DSP_REG_ACM0].m = dsp_imem_read(g_dsp.r.ar[reg]); - dsp_conditional_extend_accum(dreg); - g_dsp.r.ar[reg] = dsp_increase_addr_reg(reg, (s16)g_dsp.r.ix[reg]); -} - -} // namespace |
