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dsp: Mark function-scope const arrays as static

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Avoids recreating the arrays on the stack on every entry to the function
and moves them to the ro section.
This commit is contained in:
jSTE0 2022-02-04 22:52:50 +00:00
parent 305cafc8c8
commit 423361e4d1
3 changed files with 5 additions and 5 deletions
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2
dsp1.cpp
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@ -522,7 +522,7 @@ static void DSP1_Op0C (void)
static void DSP1_Parameter (int16 Fx, int16 Fy, int16 Fz, int16 Lfe, int16 Les, int16 Aas, int16 Azs, int16 *Vof, int16 *Vva, int16 *Cx, int16 *Cy)
{
const int16 MaxAZS_Exp[16] =
static const int16 MaxAZS_Exp[16] =
{
0x38b4, 0x38b7, 0x38ba, 0x38be, 0x38c0, 0x38c4, 0x38c7, 0x38ca,
0x38ce, 0x38d0, 0x38d4, 0x38d7, 0x38da, 0x38dd, 0x38e0, 0x38e4

4
dsp3.cpp
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@ -929,12 +929,12 @@ static void DSP3_OP1E_D (int16 move, int16 *lo, int16 *hi)
static void DSP3_OP1E_D1 (int16 move, int16 *lo, int16 *hi)
{
const uint16 HiAdd[] =
static const uint16 HiAdd[] =
{
0x00, 0xFF, 0x00, 0x01, 0x01, 0x01, 0x00, 0x00, 0x00, 0xFF, 0xFF, 0x00, 0x01, 0x00, 0xFF, 0x00
};
const uint16 LoAdd[] =
static const uint16 LoAdd[] =
{
0x00, 0x00, 0x01, 0x01, 0x00, 0xFF, 0xFF, 0x00
};

4
dsp4.cpp
View File

@ -90,7 +90,7 @@ static int32 DSP4_READ_DWORD (void)
static int16 DSP4_Inverse (int16 value)
{
// Attention: This lookup table is not verified
const uint16 div_lut[64] =
static const uint16 div_lut[64] =
{
0x0000, 0x8000, 0x4000, 0x2aaa, 0x2000, 0x1999, 0x1555, 0x1249,
0x1000, 0x0e38, 0x0ccc, 0x0ba2, 0x0aaa, 0x09d8, 0x0924, 0x0888,
@ -1080,7 +1080,7 @@ static void DSP4_OP09 (void)
static void DSP4_OP0A (int16 n2, int16 *o1, int16 *o2, int16 *o3, int16 *o4)
{
const uint16 OP0A_Values[16] =
static const uint16 OP0A_Values[16] =
{
0x0000, 0x0030, 0x0060, 0x0090, 0x00c0, 0x00f0, 0x0120, 0x0150,
0xfe80, 0xfeb0, 0xfee0, 0xff10, 0xff40, 0xff70, 0xffa0, 0xffd0