From 90ca49139cdc64ab374f2e763cb4c28fffd0a7b8 Mon Sep 17 00:00:00 2001
From: notaz
Date: Tue, 20 Dec 2011 23:56:35 +0200
Subject: gpu_neon: integrate Exophase's rasterizer

---
 plugins/gpu_neon/Makefile      |  4 ++--
 plugins/gpu_neon/Makefile.test | 15 ++++++++----
 plugins/gpu_neon/psx_gpu_if.c  | 53 ++++++++++++++++++++++++++++++++++++++++++
 3 files changed, 66 insertions(+), 6 deletions(-)
 create mode 100644 plugins/gpu_neon/psx_gpu_if.c

(limited to 'plugins/gpu_neon')

diff --git a/plugins/gpu_neon/Makefile b/plugins/gpu_neon/Makefile
index 66a2bd5..419558f 100644
--- a/plugins/gpu_neon/Makefile
+++ b/plugins/gpu_neon/Makefile
@@ -37,8 +37,8 @@ ifeq "$(HAVE_NEON)" "1"
 TARGETS += gpu_neon.$(EXT)
 endif
 
-gpu_neon.$(EXT): SRC += psx_gpu_if.c
-gpu_neon.$(EXT): CFLAGS += -fno-strict-aliasing
+gpu_neon.$(EXT): SRC += psx_gpu_if.c psx_gpu/psx_gpu_arm_neon.S
+gpu_neon.$(EXT): CFLAGS += -DNEON_BUILD -DTEXTURE_CACHE_4BPP -DTEXTURE_CACHE_8BPP
 gpu_peops.$(EXT): SRC += peops_if.c
 gpu_peops.$(EXT): CFLAGS += -fno-strict-aliasing
 gpu_unai.$(EXT): SRC += unai_if.cpp ../gpu_unai/gpu_arm.s
diff --git a/plugins/gpu_neon/Makefile.test b/plugins/gpu_neon/Makefile.test
index 5ca8d18..c2bcee0 100644
--- a/plugins/gpu_neon/Makefile.test
+++ b/plugins/gpu_neon/Makefile.test
@@ -3,9 +3,12 @@ CXX = $(CROSS_COMPILE)g++
 CC_ = $(CROSS_COMPILE)gcc
 
 ARCH = $(shell $(CC) -v 2>&1 | grep -i 'target:' | awk '{print $$2}' | awk -F '-' '{print $$1}')
+HAVE_NEON = $(shell $(CC_) -E -dD $(CFLAGS) gpu.h | grep -q '__ARM_NEON__ 1' && echo 1)
 
 CFLAGS += -ggdb -Wall -DTEST
+ifndef DEBUG
 CFLAGS += -O2
+endif
 ifeq "$(ARCH)" "arm"
 CFLAGS += -mcpu=cortex-a8 -mtune=cortex-a8 -mfpu=neon -mfloat-abi=softfp
 endif
@@ -13,17 +16,21 @@ ifeq "$(ARCH)" "x86_64"
 CFLAGS += -m32
 endif
 
-# test_neon
 TARGETS = test_peops test_unai
+ifeq "$(HAVE_NEON)" "1"
+TARGETS += test_neon
+endif
+
 SRC += test.c
 
 all: $(TARGETS)
 
-test_neon: SRC += psx_gpu_if.c
-test_neon: CFLAGS += -fno-strict-aliasing
+test_neon: SRC += psx_gpu_if.c psx_gpu/psx_gpu_arm_neon.S
+test_neon: psx_gpu_if.c psx_gpu/*.c
+test_neon: CFLAGS += -DNEON_BUILD -DTEXTURE_CACHE_4BPP -DTEXTURE_CACHE_8BPP
 test_peops: SRC += peops_if.c
 test_peops: CFLAGS += -fno-strict-aliasing
-test_unai: SRC += unai_if.cpp
+test_unai: SRC += unai_if.cpp ../gpu_unai/gpu_arm.s
 test_unai: CC_ = $(CXX)
 
 $(TARGETS): $(SRC)
diff --git a/plugins/gpu_neon/psx_gpu_if.c b/plugins/gpu_neon/psx_gpu_if.c
new file mode 100644
index 0000000..8907ac0
--- /dev/null
+++ b/plugins/gpu_neon/psx_gpu_if.c
@@ -0,0 +1,53 @@
+/*
+ * (C) Gražvydas "notaz" Ignotas, 2011
+ *
+ * This work is licensed under the terms of any of these licenses
+ * (at your option):
+ *  - GNU GPL, version 2 or later.
+ *  - GNU LGPL, version 2.1 or later.
+ * See the COPYING file in the top-level directory.
+ */
+
+#include <stdio.h>
+
+#if 1
+#include "psx_gpu/psx_gpu.c"
+#else
+#define printf xprintf
+#define xprintf(...)
+#include "psx_gpu/psx_gpu_standard.c"
+#endif
+#include "psx_gpu/psx_gpu_parse.c"
+#include "gpu.h"
+
+static psx_gpu_struct egpu __attribute__((aligned(256)));
+
+void do_cmd_list(uint32_t *list, int count)
+{
+  gpu_parse(&egpu, list, count * 4);
+}
+
+int renderer_init(void)
+{
+  initialize_psx_gpu(&egpu, gpu.vram);
+  return 0;
+}
+
+void renderer_sync_ecmds(uint32_t *ecmds)
+{
+  gpu_parse(&egpu, ecmds + 1, 6 * 4);
+}
+
+void renderer_invalidate_caches(int x, int y, int w, int h)
+{
+  invalidate_texture_cache_region(&egpu, x, y, x + w - 1, y + h - 1);
+}
+
+void renderer_flush_queues(void)
+{
+  flush_render_block_buffer(&egpu);
+}
+
+void renderer_set_config(const struct rearmed_cbs *cbs)
+{
+}
-- 
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