1 /**************************************************************************
3 * Copyright 2003 Tungsten Graphics, Inc., Cedar Park, Texas.
6 * Permission is hereby granted, free of charge, to any person obtaining a
7 * copy of this software and associated documentation files (the
8 * "Software"), to deal in the Software without restriction, including
9 * without limitation the rights to use, copy, modify, merge, publish,
10 * distribute, sub license, and/or sell copies of the Software, and to
11 * permit persons to whom the Software is furnished to do so, subject to
12 * the following conditions:
14 * The above copyright notice and this permission notice (including the
15 * next paragraph) shall be included in all copies or substantial portions
18 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
19 * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
20 * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT.
21 * IN NO EVENT SHALL TUNGSTEN GRAPHICS AND/OR ITS SUPPLIERS BE LIABLE FOR
22 * ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT,
23 * TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE
24 * SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
26 **************************************************************************/
30 #include "i915_debug.h"
31 #include "i915_debug_private.h"
32 #include "util/u_debug.h"
37 struct debug_stream *stream,
43 va_start( args, fmt );
44 debug_vprintf( fmt, args );
49 static const char *opcodes[0x20] = {
85 static const int args[0x20] = {
121 static const char *regname[0x8] = {
133 print_reg_type_nr(struct debug_stream *stream, unsigned type, unsigned nr)
139 PRINTF(stream, "T_DIFFUSE");
142 PRINTF(stream, "T_SPECULAR");
145 PRINTF(stream, "T_FOG_W");
148 PRINTF(stream, "T_TEX%d", nr);
153 PRINTF(stream, "oC");
159 PRINTF(stream, "oD");
167 PRINTF(stream, "%s[%d]", regname[type], nr);
170 #define REG_SWIZZLE_MASK 0x7777
171 #define REG_NEGATE_MASK 0x8888
173 #define REG_SWIZZLE_XYZW ((SRC_X << A2_SRC2_CHANNEL_X_SHIFT) | \
174 (SRC_Y << A2_SRC2_CHANNEL_Y_SHIFT) | \
175 (SRC_Z << A2_SRC2_CHANNEL_Z_SHIFT) | \
176 (SRC_W << A2_SRC2_CHANNEL_W_SHIFT))
180 print_reg_neg_swizzle(struct debug_stream *stream, unsigned reg)
184 if ((reg & REG_SWIZZLE_MASK) == REG_SWIZZLE_XYZW &&
185 (reg & REG_NEGATE_MASK) == 0)
190 for (i = 3; i >= 0; i--) {
191 if (reg & (1 << ((i * 4) + 3)))
194 switch ((reg >> (i * 4)) & 0x7) {
222 print_src_reg(struct debug_stream *stream, unsigned dword)
224 unsigned nr = (dword >> A2_SRC2_NR_SHIFT) & REG_NR_MASK;
225 unsigned type = (dword >> A2_SRC2_TYPE_SHIFT) & REG_TYPE_MASK;
226 print_reg_type_nr(stream, type, nr);
227 print_reg_neg_swizzle(stream, dword);
232 print_dest_reg(struct debug_stream *stream, unsigned dword)
234 unsigned nr = (dword >> A0_DEST_NR_SHIFT) & REG_NR_MASK;
235 unsigned type = (dword >> A0_DEST_TYPE_SHIFT) & REG_TYPE_MASK;
236 print_reg_type_nr(stream, type, nr);
237 if ((dword & A0_DEST_CHANNEL_ALL) == A0_DEST_CHANNEL_ALL)
240 if (dword & A0_DEST_CHANNEL_X)
242 if (dword & A0_DEST_CHANNEL_Y)
244 if (dword & A0_DEST_CHANNEL_Z)
246 if (dword & A0_DEST_CHANNEL_W)
251 #define GET_SRC0_REG(r0, r1) ((r0<<14)|(r1>>A1_SRC0_CHANNEL_W_SHIFT))
252 #define GET_SRC1_REG(r0, r1) ((r0<<8)|(r1>>A2_SRC1_CHANNEL_W_SHIFT))
253 #define GET_SRC2_REG(r) (r)
257 print_arith_op(struct debug_stream *stream,
258 unsigned opcode, const unsigned * program)
260 if (opcode != A0_NOP) {
261 print_dest_reg(stream, program[0]);
262 if (program[0] & A0_DEST_SATURATE)
263 PRINTF(stream, " = SATURATE ");
265 PRINTF(stream, " = ");
268 PRINTF(stream, "%s ", opcodes[opcode]);
270 print_src_reg(stream, GET_SRC0_REG(program[0], program[1]));
271 if (args[opcode] == 1) {
272 PRINTF(stream, "\n");
276 PRINTF(stream, ", ");
277 print_src_reg(stream, GET_SRC1_REG(program[1], program[2]));
278 if (args[opcode] == 2) {
279 PRINTF(stream, "\n");
283 PRINTF(stream, ", ");
284 print_src_reg(stream, GET_SRC2_REG(program[2]));
285 PRINTF(stream, "\n");
291 print_tex_op(struct debug_stream *stream,
292 unsigned opcode, const unsigned * program)
294 print_dest_reg(stream, program[0] | A0_DEST_CHANNEL_ALL);
295 PRINTF(stream, " = ");
297 PRINTF(stream, "%s ", opcodes[opcode]);
299 PRINTF(stream, "S[%d],", program[0] & T0_SAMPLER_NR_MASK);
301 print_reg_type_nr(stream,
302 (program[1] >> T1_ADDRESS_REG_TYPE_SHIFT) &
304 (program[1] >> T1_ADDRESS_REG_NR_SHIFT) & REG_NR_MASK);
305 PRINTF(stream, "\n");
309 print_texkil_op(struct debug_stream *stream,
310 unsigned opcode, const unsigned * program)
312 PRINTF(stream, "TEXKIL ");
314 print_reg_type_nr(stream,
315 (program[1] >> T1_ADDRESS_REG_TYPE_SHIFT) &
317 (program[1] >> T1_ADDRESS_REG_NR_SHIFT) & REG_NR_MASK);
318 PRINTF(stream, "\n");
322 print_dcl_op(struct debug_stream *stream,
323 unsigned opcode, const unsigned * program)
325 PRINTF(stream, "%s ", opcodes[opcode]);
326 print_dest_reg(stream,
327 program[0] | A0_DEST_CHANNEL_ALL);
328 PRINTF(stream, "\n");
333 i915_disassemble_program(struct debug_stream *stream,
334 const unsigned * program, unsigned sz)
338 PRINTF(stream, "\t\tBEGIN\n");
340 assert((program[0] & 0x1ff) + 2 == sz);
343 for (i = 1; i < sz; i += 3, program += 3) {
344 unsigned opcode = program[0] & (0x1f << 24);
346 PRINTF(stream, "\t\t");
348 if ((int) opcode >= A0_NOP && opcode <= A0_SLT)
349 print_arith_op(stream, opcode >> 24, program);
350 else if (opcode >= T0_TEXLD && opcode < T0_TEXKILL)
351 print_tex_op(stream, opcode >> 24, program);
352 else if (opcode == T0_TEXKILL)
353 print_texkil_op(stream, opcode >> 24, program);
354 else if (opcode == D0_DCL)
355 print_dcl_op(stream, opcode >> 24, program);
357 PRINTF(stream, "Unknown opcode 0x%x\n", opcode);
360 PRINTF(stream, "\t\tEND\n\n");