Sprinter/mame
2
0
Fork 0
mirror of https://github.com/holub/mame synced 2025-06-02 02:49:44 +03:00
Code Issues Actions Packages Projects Releases Wiki Activity

swp00: workaround bogus 'variable may be unitialized' compiler warning

Browse Source
This commit is contained in:
hap 2023-10-24 19:40:02 +02:00
parent 87d3121901
commit 8a574df9d0
1 changed files with 8 additions and 8 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

16
src/devices/sound/swp00.cpp
View File

@ -1160,7 +1160,7 @@ template<size_t size> s32 swp00_device::delay_block<size>::rlfo2(int offreg, s32
s32 swp00_device::lfo_get_step(int reg) const
{
u32 e = (m_const[reg] >> 7) & 7;
return (m_const[reg] & 0x7f) << (e == 7 ? 15 : e);
return (m_const[reg] & 0x7f) << (e == 7 ? 15 : e);
}
void swp00_device::lfo_step(u32 &phase, int reg) const
@ -1410,7 +1410,7 @@ void swp00_device::sound_stream_update(sound_stream &stream, std::vector<read_st
var_r = m7(var_r, 0x07);
// Split depending on the variant selected
s32 var_out_l, var_out_r;
s32 var_out_l = 0, var_out_r = 0;
switch(m_meg_control & 0xc0) {
case 0x00: {
@ -1428,7 +1428,7 @@ void swp00_device::sound_stream_update(sound_stream &stream, std::vector<read_st
// Two stages of filtering
s32 var_filter_l_2 = m7(m_var_filter_l_1, 0x7e) + m7(var_l, 0x7f) + m9(m_var_filter_l_2, 0x80);
s32 var_filtered_l = m7(m_var_filter_l_2, 0xa7) + m7(var_filter_l_2, 0xa8) + m9(m_var_filter_l_3, 0xa9);
m_var_filter_l_1 = var_l;
m_var_filter_l_2 = var_filter_l_2;
m_var_filter_l_3 = var_filtered_l;
@ -1487,7 +1487,7 @@ void swp00_device::sound_stream_update(sound_stream &stream, std::vector<read_st
// Two stages of filtering
s32 var_filter_l_2 = m7(m_var_filter_l_1, 0x6d) + m7(var_l, 0x6e) + m9(m_var_filter_l_2, 0x6f);
s32 var_filtered_l = m7(m_var_filter_l_2, 0x70) + m7(var_filter_l_2, 0x71) + m9(m_var_filter_l_3, 0x72);
m_var_filter_l_1 = var_l;
m_var_filter_l_2 = var_filter_l_2;
m_var_filter_l_3 = var_filtered_l;
@ -1622,7 +1622,7 @@ void swp00_device::sound_stream_update(sound_stream &stream, std::vector<read_st
// Compute a center value
s32 var_m = m9(var_l, 0x6d) + m9(var_r, 0x6e);
// Two stages of filtering on the center value
s32 var_filter_2 = m7(m_var_filter_1, 0x6f) + m7(var_m, 0x70) + m9(m_var_filter_2, 0x71);
s32 var_filtered = m7(m_var_filter_2, 0x72) + m7(var_filter_2, 0x73) + m9(m_var_filter_3, 0x74);
@ -1678,7 +1678,7 @@ void swp00_device::sound_stream_update(sound_stream &stream, std::vector<read_st
// Two stages of filtering
s32 var_filter_l_2 = m7(m_var_filter_l_1, 0x80) + m7(var_l, 0x81) + m9(m_var_filter_l_2, 0x82);
s32 var_filtered_l = m7(m_var_filter_l_2, 0x83) + m7(var_filter_l_2, 0x84) + m9(m_var_filter_l_3, 0x85);
m_var_filter_l_1 = var_l;
m_var_filter_l_2 = var_filter_l_2;
m_var_filter_l_3 = var_filtered_l;
@ -1696,7 +1696,7 @@ void swp00_device::sound_stream_update(sound_stream &stream, std::vector<read_st
// Amplitude LFO and filtering
lfo_step(m_var_lfo_phase, 0x7e);
s32 amp = alfo(m_var_lfo_phase, 0, 0x86, 0x87, true);
m_var_filterp_l_1 = m9v(m9(m_var_filterp_l_1, 0x89) + m9(m_var_filterp_l_2, 0x8a) + var_w_l, amp) + m9(m_var_filterp_l_1, 0x8b);
m_var_filterp_l_2 = m9v(m_var_filterp_l_1, amp) + m9(m_var_filterp_l_2, 0x8d);
@ -1796,7 +1796,7 @@ void swp00_device::sound_stream_update(sound_stream &stream, std::vector<read_st
s32 rev_base_l = m9(brev.r(0x00) + brev.r(0x03) + brev.r(0x06) + brev.r(0x09), 0x1c) + m9(brev.r(0xbd), 0x1b);
brev.w(0x48, m9(brev.r(0x36), 0x45) + m9(rev_base_l, 0x46));
s32 rev_out_l = m7(brev.r(0x36), 0x47) + m7(rev_base_l, 0x48);
s32 rev_base_r = m9(brev.r(0x0c) + brev.r(0x0f) + brev.r(0x12) + brev.r(0x15), 0x21) + m9(brev.r(0xbd), 0x20);
brev.w(0x48, m9(brev.r(0x36), 0x51) + m9(rev_base_r, 0x52));
s32 rev_out_r = m7(brev.r(0x36), 0x53) + m7(rev_base_r, 0x54);