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DSPCore: Compress common fill loops into std::fill

This commit is contained in:
Lioncash 2015-10-01 11:02:32 -04:00
parent ccc3cd884e
commit 73f312863d
1 changed files with 11 additions and 24 deletions
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35
Source/Core/Core/DSP/DSPCore.cpp
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@ -3,6 +3,9 @@
// Licensed under GPLv2+
// Refer to the license.txt file included.
#include <algorithm>
#include "Common/CommonFuncs.h"
#include "Common/CommonTypes.h"
#include "Common/Event.h"
#include "Common/FileUtil.h"
@ -115,33 +118,20 @@ bool DSPCore_Init(const DSPInitOptions& opts)
memset(&g_dsp.r,0,sizeof(g_dsp.r));
for (int i = 0; i < 4; i++)
{
g_dsp.reg_stack_ptr[i] = 0;
for (int j = 0; j < DSP_STACK_DEPTH; j++)
{
g_dsp.reg_stack[i][j] = 0;
}
}
std::fill(std::begin(g_dsp.reg_stack_ptr), std::end(g_dsp.reg_stack_ptr), 0);
for (size_t i = 0; i < ArraySize(g_dsp.reg_stack); i++)
std::fill(std::begin(g_dsp.reg_stack[i]), std::end(g_dsp.reg_stack[i]), 0);
// Fill IRAM with HALT opcodes.
for (int i = 0; i < DSP_IRAM_SIZE; i++)
{
g_dsp.iram[i] = 0x0021; // HALT opcode
}
std::fill(g_dsp.iram, g_dsp.iram + DSP_IRAM_SIZE, 0x0021);
// Just zero out DRAM.
for (int i = 0; i < DSP_DRAM_SIZE; i++)
{
g_dsp.dram[i] = 0;
}
std::fill(g_dsp.dram, g_dsp.dram + DSP_DRAM_SIZE, 0);
// Copied from a real console after the custom UCode has been loaded.
// These are the indexing wrapping registers.
g_dsp.r.wr[0] = 0xffff;
g_dsp.r.wr[1] = 0xffff;
g_dsp.r.wr[2] = 0xffff;
g_dsp.r.wr[3] = 0xffff;
std::fill(std::begin(g_dsp.r.wr), std::end(g_dsp.r.wr), 0xffff);
g_dsp.r.sr |= SR_INT_ENABLE;
g_dsp.r.sr |= SR_EXT_INT_ENABLE;
@ -184,10 +174,7 @@ void DSPCore_Reset()
{
g_dsp.pc = DSP_RESET_VECTOR;
g_dsp.r.wr[0] = 0xffff;
g_dsp.r.wr[1] = 0xffff;
g_dsp.r.wr[2] = 0xffff;
g_dsp.r.wr[3] = 0xffff;
std::fill(std::begin(g_dsp.r.wr), std::end(g_dsp.r.wr), 0xffff);
DSPAnalyzer::Analyze();
}