R6xx/R7xx: WIP r6xx-rewrite code

1 files changed, 215 insertions, 9 deletions

diff --git a/src/mesa/drivers/dri/r600/r600_emit.c b/src/mesa/drivers/dri/r600/r600_emit.c
index 9d43873c4d..fc8f987cab 100644
--- a/src/mesa/drivers/dri/r600/r600_emit.c
+++ b/src/mesa/drivers/dri/r600/r600_emit.c
@@ -1,9 +1,8 @@
-/*
-Copyright (C) The Weather Channel, Inc.  2002.  All Rights Reserved.
+/**************************************************************************
+
+Copyright 2008, 2009 Advanced Micro Devices Inc. (AMD)
 
-The Weather Channel (TM) funded Tungsten Graphics to develop the
-initial release of the Radeon 8500 driver under the XFree86 license.
-This notice must be preserved.
+Copyright (C) Advanced Micro Devices Inc. (AMD)  2009.  All Rights Reserved.
 
 Permission is hereby granted, free of charge, to any person obtaining
 a copy of this software and associated documentation files (the
@@ -27,10 +26,10 @@ WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
 
 **************************************************************************/
 
-/**
- * \file
- *
- * \author Keith Whitwell <keith@tungstengraphics.com>
+/*
+ * Authors:
+ *   Richard Li <RichardZ.Li@amd.com>, <richardradeon@gmail.com>
+ *   CooperYuan <cooper.yuan@amd.com>, <cooperyuan@gmail.com>
  */
 
 #include "main/glheader.h"
@@ -48,6 +47,105 @@ WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
 #include "r600_context.h"
 #include "r600_emit.h"
 
+#if defined(USE_X86_ASM)
+#define COPY_DWORDS( dst, src, nr )					\
+do {									\
+	int __tmp;							\
+	__asm__ __volatile__( "rep ; movsl"				\
+			      : "=%c" (__tmp), "=D" (dst), "=S" (__tmp)	\
+			      : "0" (nr),				\
+			        "D" ((long)dst),			\
+			        "S" ((long)src) );			\
+} while (0)
+#else
+#define COPY_DWORDS( dst, src, nr )		\
+do {						\
+   int j;					\
+   for ( j = 0 ; j < nr ; j++ )			\
+      dst[j] = ((int *)src)[j];			\
+   dst += nr;					\
+} while (0)
+#endif
+
+static void r600EmitVec4(uint32_t *out, GLvoid * data, int stride, int count)
+{
+	int i;
+
+	if (RADEON_DEBUG & DEBUG_VERTS)
+		fprintf(stderr, "%s count %d stride %d out %p data %p\n",
+			__FUNCTION__, count, stride, (void *)out, (void *)data);
+
+	if (stride == 4)
+		COPY_DWORDS(out, data, count);
+	else
+		for (i = 0; i < count; i++) {
+			out[0] = *(int *)data;
+			out++;
+			data += stride;
+		}
+}
+
+static void r600EmitVec8(uint32_t *out, GLvoid * data, int stride, int count)
+{
+	int i;
+
+	if (RADEON_DEBUG & DEBUG_VERTS)
+		fprintf(stderr, "%s count %d stride %d out %p data %p\n",
+			__FUNCTION__, count, stride, (void *)out, (void *)data);
+
+	if (stride == 8)
+		COPY_DWORDS(out, data, count * 2);
+	else
+		for (i = 0; i < count; i++) {
+			out[0] = *(int *)data;
+			out[1] = *(int *)(data + 4);
+			out += 2;
+			data += stride;
+		}
+}
+
+static void r600EmitVec12(uint32_t *out, GLvoid * data, int stride, int count)
+{
+	int i;
+
+	if (RADEON_DEBUG & DEBUG_VERTS)
+		fprintf(stderr, "%s count %d stride %d out %p data %p\n",
+			__FUNCTION__, count, stride, (void *)out, (void *)data);
+
+	if (stride == 12) {
+		COPY_DWORDS(out, data, count * 3);
+    }
+	else
+		for (i = 0; i < count; i++) {
+			out[0] = *(int *)data;
+			out[1] = *(int *)(data + 4);
+			out[2] = *(int *)(data + 8);
+			out += 3;
+			data += stride;
+		}
+}
+
+static void r600EmitVec16(uint32_t *out, GLvoid * data, int stride, int count)
+{
+	int i;
+
+	if (RADEON_DEBUG & DEBUG_VERTS)
+		fprintf(stderr, "%s count %d stride %d out %p data %p\n",
+			__FUNCTION__, count, stride, (void *)out, (void *)data);
+
+	if (stride == 16)
+		COPY_DWORDS(out, data, count * 4);
+	else
+		for (i = 0; i < count; i++) {
+			out[0] = *(int *)data;
+			out[1] = *(int *)(data + 4);
+			out[2] = *(int *)(data + 8);
+			out[3] = *(int *)(data + 12);
+			out += 4;
+			data += stride;
+		}
+}
+
 /* Emit vertex data to GART memory
  * Route inputs to the vertex processor
  * This function should never return R600_FALLBACK_TCL when using software tcl.
@@ -73,3 +171,111 @@ void r600EmitCacheFlush(r600ContextPtr rmesa)
 	COMMIT_BATCH();
 */
 }
+
+GLboolean r600EmitShader(GLcontext * ctx, 
+                         void ** shaderbo,
+			             GLvoid * data, 
+                         int sizeinDWORD) 
+{
+    radeonContextPtr radeonctx = RADEON_CONTEXT(ctx);
+
+    struct radeon_bo * pbo;
+    uint32_t *out;
+
+shader_again_alloc:	
+	pbo = radeon_bo_open(radeonctx->radeonScreen->bom,
+					     0, 
+                         sizeinDWORD * 4, 
+                         256, 
+                         RADEON_GEM_DOMAIN_GTT,
+					     0);
+
+	if (!pbo) 
+    {
+		rcommonFlushCmdBuf(radeonctx, __FUNCTION__);
+		goto shader_again_alloc;
+	}
+
+	radeon_validate_bo(radeonctx, pbo, RADEON_GEM_DOMAIN_GTT, 0);
+
+	if (radeon_revalidate_bos(radeonctx->glCtx) == GL_FALSE)
+    {
+	    fprintf(stderr,"failure to revalidate BOs - badness\n");
+    }
+	  
+	radeon_bo_map(pbo, 1);
+
+    radeon_bo_ref(pbo);
+
+    out = (uint32_t*)(pbo->ptr);
+
+    memcpy(out, data, sizeinDWORD * 4);
+
+    *shaderbo = (void*)pbo;
+
+    return GL_TRUE;
+}
+
+GLboolean r600DeleteShader(GLcontext * ctx, 
+                           void * shaderbo) 
+{
+    struct radeon_bo * pbo = (struct radeon_bo *)shaderbo;
+
+    radeon_bo_unmap(pbo);
+    radeon_bo_unref(pbo); /* when bo->cref <= 0, bo will be bo_free */
+
+    return GL_TRUE;
+}
+
+GLboolean r600EmitVec(GLcontext * ctx, 
+                      struct radeon_aos *aos,
+			          GLvoid * data, 
+                      int size, 
+                      int stride, 
+                      int count)
+{
+    radeonContextPtr rmesa = RADEON_CONTEXT(ctx);
+	uint32_t *out;
+
+	if (stride == 0) 
+    {
+		radeonAllocDmaRegion(rmesa, &aos->bo, &aos->offset, size * count * 4, 32);
+		aos->stride = 0;
+	} 
+    else 
+    {
+		radeonAllocDmaRegion(rmesa, &aos->bo, &aos->offset, size * count * 4, 32);
+		aos->stride = size;
+	}
+
+	aos->components = size;
+	aos->count = count;
+
+	out = (uint32_t*)((char*)aos->bo->ptr + aos->offset);
+	switch (size) {
+	case 1: r600EmitVec4(out, data, stride, count); break;
+	case 2: r600EmitVec8(out, data, stride, count); break;
+	case 3: r600EmitVec12(out, data, stride, count); break;
+	case 4: r600EmitVec16(out, data, stride, count); break;
+	default:
+		assert(0);
+		break;
+	}
+
+    return GL_TRUE;
+}
+
+void r600ReleaseVec(GLcontext * ctx)
+{
+    radeonReleaseArrays(ctx, ~0);
+}
+
+void r600FreeDmaRegion(context_t *context, 
+                       void * shaderbo)
+{
+    struct radeon_bo *pbo = (struct radeon_bo *)shaderbo;
+    if(pbo) 
+    {
+        radeon_bo_unref(pbo);
+    }
+}