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Brought the S3 accelerator code in line with the mainline, this means that initial value of 0 for src_dat is gone, but the warnings remain gone as well.

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OBattler
2017-06-16 19:58:59 +02:00
parent 843236a28e
commit 89b83f26ea
1 changed files with 9 additions and 16 deletions
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25
src/VIDEO/vid_s3.c
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@@ -1464,7 +1464,7 @@ uint8_t s3_accel_read(uint32_t addr, void *p)
void s3_accel_start(int count, int cpu_input, uint32_t mix_dat, uint32_t cpu_dat, s3_t *s3)
{
svga_t *svga = &s3->svga;
uint32_t src_dat = 0, dest_dat;
uint32_t src_dat, dest_dat;
int frgd_mix, bkgd_mix;
int clip_t = s3->accel.multifunc[1] & 0xfff;
int clip_l = s3->accel.multifunc[2] & 0xfff;
@@ -1660,15 +1660,6 @@ void s3_accel_start(int count, int cpu_input, uint32_t mix_dat, uint32_t cpu_dat
s3->accel.dest = s3->accel.cy * s3->width;
}
s3->status_9ae9 = 4; /*To avoid the spam from OS/2's drivers*/
if ((s3->accel.cmd & 0x100) && !cpu_input)
{
s3->status_9ae9 = 2; /*To avoid the spam from OS/2's drivers*/
return; /*Wait for data from CPU*/
}
if ((s3->accel.cmd & 0x100) && !cpu_input) return; /*Wait for data from CPU*/
frgd_mix = (s3->accel.frgd_mix >> 5) & 3;
@@ -1694,7 +1685,7 @@ void s3_accel_start(int count, int cpu_input, uint32_t mix_dat, uint32_t cpu_dat
READ(s3->accel.dest + s3->accel.cx, dest_dat);
MIX
WRITE(s3->accel.dest + s3->accel.cx);
}
}
@@ -1712,7 +1703,7 @@ void s3_accel_start(int count, int cpu_input, uint32_t mix_dat, uint32_t cpu_dat
if (s3->accel.cmd & 0x20) s3->accel.cx -= (s3->accel.maj_axis_pcnt & 0xfff) + 1;
else s3->accel.cx += (s3->accel.maj_axis_pcnt & 0xfff) + 1;
s3->accel.sx = s3->accel.maj_axis_pcnt & 0xfff;
if (s3->accel.cmd & 0x80) s3->accel.cy++;
else s3->accel.cy--;
@@ -1765,9 +1756,9 @@ void s3_accel_start(int count, int cpu_input, uint32_t mix_dat, uint32_t cpu_dat
if (s3->accel.dx >= clip_l && s3->accel.dx <= clip_r &&
s3->accel.dy >= clip_t && s3->accel.dy <= clip_b)
{
READ(s3->accel.src + s3->accel.cx, dest_dat);
MIX
READ(s3->accel.src + s3->accel.cx, src_dat);
dest_dat = src_dat;
WRITE(s3->accel.dest + s3->accel.dx);
}
@@ -1791,6 +1782,8 @@ void s3_accel_start(int count, int cpu_input, uint32_t mix_dat, uint32_t cpu_dat
if (s3->accel.sy < 0)
{
s3->accel.cur_x = s3->accel.cx;
s3->accel.cur_y = s3->accel.cy;
return;
}
}
@@ -1821,7 +1814,7 @@ void s3_accel_start(int count, int cpu_input, uint32_t mix_dat, uint32_t cpu_dat
compare_mode < 2)
{
READ(s3->accel.dest + s3->accel.dx, dest_dat);
MIX
WRITE(s3->accel.dest + s3->accel.dx);