From 134f81ec45254560f7eee08bb0b59d403449c5e0 Mon Sep 17 00:00:00 2001
From: notaz
Date: Wed, 13 Mar 2013 01:51:32 +0200
Subject: psx_gpu: fix mask set in blend_blocks variant

thanks to Exophase for help with coming up with this fix
---
 plugins/gpu_neon/psx_gpu/psx_gpu_arm_neon.S | 2 ++
 1 file changed, 2 insertions(+)

(limited to 'plugins')

diff --git a/plugins/gpu_neon/psx_gpu/psx_gpu_arm_neon.S b/plugins/gpu_neon/psx_gpu/psx_gpu_arm_neon.S
index 344331d..d8fb153 100644
--- a/plugins/gpu_neon/psx_gpu/psx_gpu_arm_neon.S
+++ b/plugins/gpu_neon/psx_gpu/psx_gpu_arm_neon.S
@@ -4280,6 +4280,7 @@ function(blend_blocks_textured_unblended_on)
   beq 1f
 
  0:
+  vorr.u16 pixels, pixels, msb_mask
   vorr.u16 draw_mask, draw_mask, write_mask
   vbif.u16 fb_pixels, pixels, draw_mask
   vst1.u16 { fb_pixels }, [ fb_ptr ]
@@ -4294,6 +4295,7 @@ function(blend_blocks_textured_unblended_on)
   bne 0b
  
  1:
+  vorr.u16 pixels, pixels, msb_mask
   vorr.u16 draw_mask, draw_mask, write_mask
   vbif.u16 fb_pixels, pixels, draw_mask
   vst1.u16 { fb_pixels }, [ fb_ptr ]
-- 
cgit v1.2.3


From a2fc80704176e6f98c579f795f39bcc29f5877ed Mon Sep 17 00:00:00 2001
From: notaz
Date: Wed, 13 Mar 2013 01:54:13 +0200
Subject: psx_gpu: minor test fixes

---
 plugins/gpu_neon/psx_gpu/tests/Makefile          | 3 ++-
 plugins/gpu_neon/psx_gpu/tests/psx_dump_check.sh | 5 +++++
 2 files changed, 7 insertions(+), 1 deletion(-)

(limited to 'plugins')

diff --git a/plugins/gpu_neon/psx_gpu/tests/Makefile b/plugins/gpu_neon/psx_gpu/tests/Makefile
index 58cca29..bb91a5a 100644
--- a/plugins/gpu_neon/psx_gpu/tests/Makefile
+++ b/plugins/gpu_neon/psx_gpu/tests/Makefile
@@ -1,6 +1,7 @@
 CC = $(CROSS_COMPILE)gcc
 CFLAGS += -DTEXTURE_CACHE_4BPP -DTEXTURE_CACHE_8BPP
 CFLAGS += -Wall -ggdb
+CFLAGS += -fno-strict-aliasing
 
 CFLAGS += `sdl-config --cflags`
 LDFLAGS += `sdl-config --libs`
@@ -13,7 +14,7 @@ ASFLAGS = $(CFLAGS)
 OBJ += psx_gpu_arm_neon.o
 endif
 ifndef DEBUG
-CFLAGS += -O2 -DNDEBUG -fno-strict-aliasing
+CFLAGS += -O2 -DNDEBUG
 endif
 
 OBJ += psx_gpu.o psx_gpu_parse.o psx_gpu_main.o
diff --git a/plugins/gpu_neon/psx_gpu/tests/psx_dump_check.sh b/plugins/gpu_neon/psx_gpu/tests/psx_dump_check.sh
index 25d0725..58427b1 100755
--- a/plugins/gpu_neon/psx_gpu/tests/psx_dump_check.sh
+++ b/plugins/gpu_neon/psx_gpu/tests/psx_dump_check.sh
@@ -1,3 +1,8 @@
+if test -z "$1"; then
+  echo "$0 <logfile>"
+  exit 1
+fi
+
 truncate --size 0 $1
 for dump in gpu_dumps_all/*
 do
-- 
cgit v1.2.3


From 2177c1ea9af71647a43a38d2277a7a68429d4f3c Mon Sep 17 00:00:00 2001
From: notaz
Date: Wed, 13 Mar 2013 02:09:36 +0200
Subject: psx_gpu: fix line mask test

---
 plugins/gpu_neon/psx_gpu/psx_gpu.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

(limited to 'plugins')

diff --git a/plugins/gpu_neon/psx_gpu/psx_gpu.c b/plugins/gpu_neon/psx_gpu/psx_gpu.c
index 396d274..f52e842 100644
--- a/plugins/gpu_neon/psx_gpu/psx_gpu.c
+++ b/plugins/gpu_neon/psx_gpu/psx_gpu.c
@@ -4344,7 +4344,7 @@ void render_sprite(psx_gpu_struct *psx_gpu, s32 x, s32 y, u32 u, u32 v,
 }
 
 #define draw_pixel_line_mask_evaluate_yes()                                    \
-  if(*vram_ptr & 0x8000)                                                       \
+  if((*vram_ptr & 0x8000) == 0)                                                \
 
 #define draw_pixel_line_mask_evaluate_no()                                     \
     
-- 
cgit v1.2.3


From 16187bfb1518db23ade931cd7358ba973a585180 Mon Sep 17 00:00:00 2001
From: notaz
Date: Sat, 16 Mar 2013 04:14:24 +0200
Subject: spu: change sync again

will hurt audio if game is way too slow, but perhaps improve
sync situation a bit..
---
 plugins/dfsound/spu.c | 22 ++++++++++------------
 1 file changed, 10 insertions(+), 12 deletions(-)

(limited to 'plugins')

diff --git a/plugins/dfsound/spu.c b/plugins/dfsound/spu.c
index b89ab1a..6cefd11 100644
--- a/plugins/dfsound/spu.c
+++ b/plugins/dfsound/spu.c
@@ -707,8 +707,6 @@ static int do_samples(int forced_updates)
 
  while(!bIRQReturn)
   {
-   cycles_since_update = 0;
-
    ns_from=0;
    ns_to=NSSIZE;
    ch=0;
@@ -837,6 +835,8 @@ static int do_samples(int forced_updates)
     ns++;
    }
 
+   cycles_since_update -= PSXCLK / 44100 * NSSIZE;
+
   //////////////////////////////////////////////////////                   
   // special irq handling in the decode buffers (0x0000-0x1000)
   // we know: 
@@ -888,8 +888,15 @@ static int do_samples(int forced_updates)
     if(forced_updates == 0 && out_current->busy())
      break;
    }
+
+  if(cycles_since_update <= -PSXCLK/60 / 4)
+   break;
  }
 
+ // this may cause desync, but help audio when the emu can't keep up..
+ if(cycles_since_update < 0)
+  cycles_since_update = 0;
+
  return 0;
 }
 
@@ -900,7 +907,6 @@ static int do_samples(int forced_updates)
 
 void CALLBACK SPUasync(unsigned long cycle)
 {
- static int old_ctrl;
  int forced_updates = 0;
  int do_update = 0;
 
@@ -915,16 +921,8 @@ void CALLBACK SPUasync(unsigned long cycle)
    had_dma = 0;
   }
 
- if((spuCtrl&CTRL_IRQ) && (((spuCtrl^old_ctrl)&CTRL_IRQ) // irq was enabled
-    || cycles_since_update > PSXCLK/60 / 4)) {
+ if(cycles_since_update > PSXCLK/60 * 5/4)
   do_update = 1;
-  forced_updates = cycles_since_update / (PSXCLK/44100) / NSSIZE;
- }
- // with no irqs, once per frame should be fine (using a bit more because of BIAS)
- else if(cycles_since_update > PSXCLK/60 * 5/4)
-  do_update = 1;
-
- old_ctrl = spuCtrl;
 
  if(do_update)
   do_samples(forced_updates);
-- 
cgit v1.2.3