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Diffstat (limited to 'src/gallium/auxiliary/draw/draw_vs_aos_io.c')
-rw-r--r--src/gallium/auxiliary/draw/draw_vs_aos_io.c462
1 files changed, 462 insertions, 0 deletions
diff --git a/src/gallium/auxiliary/draw/draw_vs_aos_io.c b/src/gallium/auxiliary/draw/draw_vs_aos_io.c
new file mode 100644
index 0000000000..a6eb37d128
--- /dev/null
+++ b/src/gallium/auxiliary/draw/draw_vs_aos_io.c
@@ -0,0 +1,462 @@
+/**************************************************************************
+ *
+ * Copyright 2007 Tungsten Graphics, Inc., Cedar Park, Texas.
+ * All Rights Reserved.
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a
+ * copy of this software and associated documentation files (the
+ * "Software"), to deal in the Software without restriction, including
+ * without limitation the rights to use, copy, modify, merge, publish,
+ * distribute, sub license, and/or sell copies of the Software, and to
+ * permit persons to whom the Software is furnished to do so, subject to
+ * the following conditions:
+ *
+ * The above copyright notice and this permission notice (including the
+ * next paragraph) shall be included in all copies or substantial portions
+ * of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
+ * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
+ * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT.
+ * IN NO EVENT SHALL TUNGSTEN GRAPHICS AND/OR ITS SUPPLIERS BE LIABLE FOR
+ * ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT,
+ * TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE
+ * SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
+ *
+ **************************************************************************/
+
+
+#include "util/u_memory.h"
+#include "pipe/p_shader_tokens.h"
+#include "tgsi/tgsi_parse.h"
+#include "tgsi/tgsi_util.h"
+#include "tgsi/tgsi_exec.h"
+#include "draw_vs.h"
+#include "draw_vs_aos.h"
+#include "draw_vertex.h"
+
+#include "rtasm/rtasm_x86sse.h"
+
+#ifdef PIPE_ARCH_X86
+
+/* Note - don't yet have to worry about interacting with the code in
+ * draw_vs_aos.c as there is no intermingling of generated code...
+ * That may have to change, we'll see.
+ */
+static void emit_load_R32G32B32A32( struct aos_compilation *cp,
+ struct x86_reg data,
+ struct x86_reg src_ptr )
+{
+ sse_movups(cp->func, data, src_ptr);
+}
+
+static void emit_load_R32G32B32( struct aos_compilation *cp,
+ struct x86_reg data,
+ struct x86_reg src_ptr )
+{
+#if 1
+ sse_movss(cp->func, data, x86_make_disp(src_ptr, 8));
+ /* data = z ? ? ? */
+ sse_shufps(cp->func, data, aos_get_internal_xmm( cp, IMM_IDENTITY ), SHUF(X,Y,Z,W) );
+ /* data = z ? 0 1 */
+ sse_shufps(cp->func, data, data, SHUF(Y,Z,X,W) );
+ /* data = ? 0 z 1 */
+ sse_movlps(cp->func, data, src_ptr);
+ /* data = x y z 1 */
+#else
+ sse_movups(cp->func, data, src_ptr);
+ /* data = x y z ? */
+ sse2_pshufd(cp->func, data, data, SHUF(W,X,Y,Z) );
+ /* data = ? x y z */
+ sse_movss(cp->func, data, aos_get_internal_xmm( cp, IMM_ONES ) );
+ /* data = 1 x y z */
+ sse2_pshufd(cp->func, data, data, SHUF(Y,Z,W,X) );
+ /* data = x y z 1 */
+#endif
+}
+
+static void emit_load_R32G32( struct aos_compilation *cp,
+ struct x86_reg data,
+ struct x86_reg src_ptr )
+{
+ sse_movups(cp->func, data, aos_get_internal_xmm( cp, IMM_IDENTITY ) );
+ sse_movlps(cp->func, data, src_ptr);
+}
+
+
+static void emit_load_R32( struct aos_compilation *cp,
+ struct x86_reg data,
+ struct x86_reg src_ptr )
+{
+ sse_movss(cp->func, data, src_ptr);
+ sse_orps(cp->func, data, aos_get_internal_xmm( cp, IMM_IDENTITY ) );
+}
+
+
+static void emit_load_R8G8B8A8_UNORM( struct aos_compilation *cp,
+ struct x86_reg data,
+ struct x86_reg src_ptr )
+{
+ sse_movss(cp->func, data, src_ptr);
+ sse2_punpcklbw(cp->func, data, aos_get_internal_xmm( cp, IMM_IDENTITY ));
+ sse2_punpcklbw(cp->func, data, aos_get_internal_xmm( cp, IMM_IDENTITY ));
+ sse2_cvtdq2ps(cp->func, data, data);
+ sse_mulps(cp->func, data, aos_get_internal(cp, IMM_INV_255));
+}
+
+
+
+/* Extended swizzles? Maybe later.
+ */
+static void emit_swizzle( struct aos_compilation *cp,
+ struct x86_reg dest,
+ struct x86_reg src,
+ ubyte shuffle )
+{
+ sse_shufps(cp->func, dest, src, shuffle);
+}
+
+
+
+static boolean get_buffer_ptr( struct aos_compilation *cp,
+ boolean linear,
+ unsigned buf_idx,
+ struct x86_reg elt,
+ struct x86_reg ptr)
+{
+ struct x86_reg buf = x86_make_disp(aos_get_x86( cp, 0, X86_BUFFERS ),
+ buf_idx * sizeof(struct aos_buffer));
+
+ struct x86_reg buf_stride = x86_make_disp(buf,
+ Offset(struct aos_buffer, stride));
+ if (linear) {
+ struct x86_reg buf_ptr = x86_make_disp(buf,
+ Offset(struct aos_buffer, ptr));
+
+
+ /* Calculate pointer to current attrib:
+ */
+ x86_mov(cp->func, ptr, buf_ptr);
+ x86_mov(cp->func, elt, buf_stride);
+ x86_add(cp->func, elt, ptr);
+ if (buf_idx == 0) sse_prefetchnta(cp->func, x86_make_disp(elt, 192));
+ x86_mov(cp->func, buf_ptr, elt);
+ }
+ else {
+ struct x86_reg buf_base_ptr = x86_make_disp(buf,
+ Offset(struct aos_buffer, base_ptr));
+
+
+ /* Calculate pointer to current attrib:
+ */
+ x86_mov(cp->func, ptr, buf_stride);
+ x86_imul(cp->func, ptr, elt);
+ x86_add(cp->func, ptr, buf_base_ptr);
+ }
+
+ cp->insn_counter++;
+
+ return TRUE;
+}
+
+
+static boolean load_input( struct aos_compilation *cp,
+ unsigned idx,
+ struct x86_reg bufptr )
+{
+ unsigned format = cp->vaos->base.key.element[idx].in.format;
+ unsigned offset = cp->vaos->base.key.element[idx].in.offset;
+ struct x86_reg dataXMM = aos_get_xmm_reg(cp);
+
+ /* Figure out source pointer address:
+ */
+ struct x86_reg src = x86_make_disp(bufptr, offset);
+
+ aos_adopt_xmm_reg( cp,
+ dataXMM,
+ TGSI_FILE_INPUT,
+ idx,
+ TRUE );
+
+ switch (format) {
+ case PIPE_FORMAT_R32_FLOAT:
+ emit_load_R32(cp, dataXMM, src);
+ break;
+ case PIPE_FORMAT_R32G32_FLOAT:
+ emit_load_R32G32(cp, dataXMM, src);
+ break;
+ case PIPE_FORMAT_R32G32B32_FLOAT:
+ emit_load_R32G32B32(cp, dataXMM, src);
+ break;
+ case PIPE_FORMAT_R32G32B32A32_FLOAT:
+ emit_load_R32G32B32A32(cp, dataXMM, src);
+ break;
+ case PIPE_FORMAT_B8G8R8A8_UNORM:
+ emit_load_R8G8B8A8_UNORM(cp, dataXMM, src);
+ emit_swizzle(cp, dataXMM, dataXMM, SHUF(Z,Y,X,W));
+ break;
+ case PIPE_FORMAT_R8G8B8A8_UNORM:
+ emit_load_R8G8B8A8_UNORM(cp, dataXMM, src);
+ break;
+ default:
+ AOS_ERROR(cp, "unhandled input format");
+ return FALSE;
+ }
+
+ return TRUE;
+}
+
+static boolean load_inputs( struct aos_compilation *cp,
+ unsigned buffer,
+ struct x86_reg ptr )
+{
+ unsigned i;
+
+ for (i = 0; i < cp->vaos->base.key.nr_inputs; i++) {
+ if (cp->vaos->base.key.element[i].in.buffer == buffer) {
+
+ if (!load_input( cp, i, ptr ))
+ return FALSE;
+
+ cp->insn_counter++;
+ }
+ }
+
+ return TRUE;
+}
+
+boolean aos_init_inputs( struct aos_compilation *cp, boolean linear )
+{
+ unsigned i;
+ for (i = 0; i < cp->vaos->nr_vb; i++) {
+ struct x86_reg buf = x86_make_disp(aos_get_x86( cp, 0, X86_BUFFERS ),
+ i * sizeof(struct aos_buffer));
+
+ struct x86_reg buf_base_ptr = x86_make_disp(buf,
+ Offset(struct aos_buffer, base_ptr));
+
+ if (cp->vaos->base.key.const_vbuffers & (1<<i)) {
+ struct x86_reg ptr = cp->tmp_EAX;
+
+ x86_mov(cp->func, ptr, buf_base_ptr);
+
+ /* Load all inputs for this constant vertex buffer
+ */
+ load_inputs( cp, i, x86_deref(ptr) );
+
+ /* Then just force them out to aos_machine.input[]
+ */
+ aos_spill_all( cp );
+
+ }
+ else if (linear) {
+
+ struct x86_reg elt = cp->idx_EBX;
+ struct x86_reg ptr = cp->tmp_EAX;
+
+ struct x86_reg buf_stride = x86_make_disp(buf,
+ Offset(struct aos_buffer, stride));
+
+ struct x86_reg buf_ptr = x86_make_disp(buf,
+ Offset(struct aos_buffer, ptr));
+
+
+ /* Calculate pointer to current attrib:
+ */
+ x86_mov(cp->func, ptr, buf_stride);
+ x86_imul(cp->func, ptr, elt);
+ x86_add(cp->func, ptr, buf_base_ptr);
+
+
+ /* In the linear case, keep the buffer pointer instead of the
+ * index number.
+ */
+ if (cp->vaos->nr_vb == 1)
+ x86_mov( cp->func, elt, ptr );
+ else
+ x86_mov( cp->func, buf_ptr, ptr );
+
+ cp->insn_counter++;
+ }
+ }
+
+ return TRUE;
+}
+
+boolean aos_fetch_inputs( struct aos_compilation *cp, boolean linear )
+{
+ unsigned j;
+
+ for (j = 0; j < cp->vaos->nr_vb; j++) {
+ if (cp->vaos->base.key.const_vbuffers & (1<<j)) {
+ /* just retreive pre-transformed input */
+ }
+ else if (linear && cp->vaos->nr_vb == 1) {
+ load_inputs( cp, 0, cp->idx_EBX );
+ }
+ else {
+ struct x86_reg elt = linear ? cp->idx_EBX : x86_deref(cp->idx_EBX);
+ struct x86_reg ptr = cp->tmp_EAX;
+
+ if (!get_buffer_ptr( cp, linear, j, elt, ptr ))
+ return FALSE;
+
+ if (!load_inputs( cp, j, ptr ))
+ return FALSE;
+ }
+ }
+
+ return TRUE;
+}
+
+boolean aos_incr_inputs( struct aos_compilation *cp, boolean linear )
+{
+ if (linear && cp->vaos->nr_vb == 1) {
+ struct x86_reg stride = x86_make_disp(aos_get_x86( cp, 0, X86_BUFFERS ),
+ (0 * sizeof(struct aos_buffer) +
+ Offset(struct aos_buffer, stride)));
+
+ x86_add(cp->func, cp->idx_EBX, stride);
+ sse_prefetchnta(cp->func, x86_make_disp(cp->idx_EBX, 192));
+ }
+ else if (linear) {
+ /* Nothing to do */
+ }
+ else {
+ x86_lea(cp->func, cp->idx_EBX, x86_make_disp(cp->idx_EBX, 4));
+ }
+
+ return TRUE;
+}
+
+
+
+
+
+
+static void emit_store_R32G32B32A32( struct aos_compilation *cp,
+ struct x86_reg dst_ptr,
+ struct x86_reg dataXMM )
+{
+ sse_movups(cp->func, dst_ptr, dataXMM);
+}
+
+static void emit_store_R32G32B32( struct aos_compilation *cp,
+ struct x86_reg dst_ptr,
+ struct x86_reg dataXMM )
+{
+ sse_movlps(cp->func, dst_ptr, dataXMM);
+ sse_shufps(cp->func, dataXMM, dataXMM, SHUF(Z,Z,Z,Z) ); /* NOTE! destructive */
+ sse_movss(cp->func, x86_make_disp(dst_ptr,8), dataXMM);
+}
+
+static void emit_store_R32G32( struct aos_compilation *cp,
+ struct x86_reg dst_ptr,
+ struct x86_reg dataXMM )
+{
+ sse_movlps(cp->func, dst_ptr, dataXMM);
+}
+
+static void emit_store_R32( struct aos_compilation *cp,
+ struct x86_reg dst_ptr,
+ struct x86_reg dataXMM )
+{
+ sse_movss(cp->func, dst_ptr, dataXMM);
+}
+
+
+
+static void emit_store_R8G8B8A8_UNORM( struct aos_compilation *cp,
+ struct x86_reg dst_ptr,
+ struct x86_reg dataXMM )
+{
+ sse_mulps(cp->func, dataXMM, aos_get_internal(cp, IMM_255));
+ sse2_cvtps2dq(cp->func, dataXMM, dataXMM);
+ sse2_packssdw(cp->func, dataXMM, dataXMM);
+ sse2_packuswb(cp->func, dataXMM, dataXMM);
+ sse_movss(cp->func, dst_ptr, dataXMM);
+}
+
+
+
+
+
+static boolean emit_output( struct aos_compilation *cp,
+ struct x86_reg ptr,
+ struct x86_reg dataXMM,
+ unsigned format )
+{
+ switch (format) {
+ case EMIT_1F:
+ case EMIT_1F_PSIZE:
+ emit_store_R32(cp, ptr, dataXMM);
+ break;
+ case EMIT_2F:
+ emit_store_R32G32(cp, ptr, dataXMM);
+ break;
+ case EMIT_3F:
+ emit_store_R32G32B32(cp, ptr, dataXMM);
+ break;
+ case EMIT_4F:
+ emit_store_R32G32B32A32(cp, ptr, dataXMM);
+ break;
+ case EMIT_4UB:
+ if (1) {
+ emit_swizzle(cp, dataXMM, dataXMM, SHUF(Z,Y,X,W));
+ emit_store_R8G8B8A8_UNORM(cp, ptr, dataXMM);
+ }
+ else {
+ emit_store_R8G8B8A8_UNORM(cp, ptr, dataXMM);
+ }
+ break;
+ default:
+ AOS_ERROR(cp, "unhandled output format");
+ return FALSE;
+ }
+
+ return TRUE;
+}
+
+
+
+boolean aos_emit_outputs( struct aos_compilation *cp )
+{
+ unsigned i;
+
+ for (i = 0; i < cp->vaos->base.key.nr_outputs; i++) {
+ unsigned format = cp->vaos->base.key.element[i].out.format;
+ unsigned offset = cp->vaos->base.key.element[i].out.offset;
+ unsigned vs_output = cp->vaos->base.key.element[i].out.vs_output;
+
+ struct x86_reg data;
+
+ if (format == EMIT_1F_PSIZE) {
+ data = aos_get_internal_xmm( cp, IMM_PSIZE );
+ }
+ else {
+ data = aos_get_shader_reg( cp,
+ TGSI_FILE_OUTPUT,
+ vs_output );
+ }
+
+ if (data.file != file_XMM) {
+ struct x86_reg tmp = aos_get_xmm_reg( cp );
+ sse_movaps(cp->func, tmp, data);
+ data = tmp;
+ }
+
+ if (!emit_output( cp,
+ x86_make_disp( cp->outbuf_ECX, offset ),
+ data,
+ format ))
+ return FALSE;
+
+ aos_release_xmm_reg( cp, data.idx );
+
+ cp->insn_counter++;
+ }
+
+ return TRUE;
+}
+
+#endif
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