*
**************************************************************************/
+#include "imports.h"
+
#include "i915_reg.h"
#include "i915_context.h"
-#include <stdio.h>
-
-
-static const char *opcodes[0x20] = {
- "NOP",
- "ADD",
- "MOV",
- "MUL",
- "MAD",
- "DP2ADD",
- "DP3",
- "DP4",
- "FRC",
- "RCP",
- "RSQ",
- "EXP",
- "LOG",
- "CMP",
- "MIN",
- "MAX",
- "FLR",
- "MOD",
- "TRC",
- "SGE",
- "SLT",
- "TEXLD",
- "TEXLDP",
- "TEXLDB",
- "TEXKILL",
- "DCL",
- "0x1a",
- "0x1b",
- "0x1c",
- "0x1d",
- "0x1e",
- "0x1f",
-};
-
-
-static const int args[0x20] = {
- 0, /* 0 nop */
- 2, /* 1 add */
- 1, /* 2 mov */
- 2, /* 3 m ul */
- 3, /* 4 mad */
- 3, /* 5 dp2add */
- 2, /* 6 dp3 */
- 2, /* 7 dp4 */
- 1, /* 8 frc */
- 1, /* 9 rcp */
- 1, /* a rsq */
- 1, /* b exp */
- 1, /* c log */
- 3, /* d cmp */
- 2, /* e min */
- 2, /* f max */
- 1, /* 10 flr */
- 1, /* 11 mod */
- 1, /* 12 trc */
- 2, /* 13 sge */
- 2, /* 14 slt */
- 1,
- 1,
- 1,
- 1,
- 0,
- 0,
- 0,
- 0,
- 0,
- 0,
- 0,
-};
-
-
-static const char *regname[0x8] = {
- "R",
- "T",
- "CONST",
- "S",
- "OC",
- "OD",
- "U",
- "UNKNOWN",
-};
-
-static void
-print_reg_type_nr(GLuint type, GLuint nr)
+#include "i915_debug.h"
+
+
+
+static GLboolean debug( struct debug_stream *stream, const char *name, GLuint len )
{
- switch (type) {
- case REG_TYPE_T:
- switch (nr) {
- case T_DIFFUSE:
- fprintf(stderr, "T_DIFFUSE");
- return;
- case T_SPECULAR:
- fprintf(stderr, "T_SPECULAR");
- return;
- case T_FOG_W:
- fprintf(stderr, "T_FOG_W");
- return;
- default:
- fprintf(stderr, "T_TEX%d", nr);
- return;
- }
- case REG_TYPE_OC:
- if (nr == 0) {
- fprintf(stderr, "oC");
- return;
- }
- break;
- case REG_TYPE_OD:
- if (nr == 0) {
- fprintf(stderr, "oD");
- return;
- }
- break;
- default:
- break;
+ GLuint i;
+ GLuint *ptr = (GLuint *)(stream->ptr + stream->offset);
+
+ if (len == 0) {
+ _mesa_printf("Error - zero length packet (0x%08x)\n", stream->ptr[0]);
+ assert(0);
+ return GL_FALSE;
}
- fprintf(stderr, "%s[%d]", regname[type], nr);
-}
+ if (stream->print_addresses)
+ _mesa_printf("%08x: ", stream->offset);
-#define REG_SWIZZLE_MASK 0x7777
-#define REG_NEGATE_MASK 0x8888
-#define REG_SWIZZLE_XYZW ((SRC_X << A2_SRC2_CHANNEL_X_SHIFT) | \
- (SRC_Y << A2_SRC2_CHANNEL_Y_SHIFT) | \
- (SRC_Z << A2_SRC2_CHANNEL_Z_SHIFT) | \
- (SRC_W << A2_SRC2_CHANNEL_W_SHIFT))
+ _mesa_printf("%s (%d dwords):\n", name, len);
+ for (i = 0; i < len; i++)
+ _mesa_printf("\t\t0x%08x\n", ptr[i]);
+ _mesa_printf("\n");
+ stream->offset += len * sizeof(GLuint);
+
+ return GL_TRUE;
+}
-static void
-print_reg_neg_swizzle(GLuint reg)
+
+static const char *get_prim_name( GLuint val )
{
- int i;
-
- if ((reg & REG_SWIZZLE_MASK) == REG_SWIZZLE_XYZW &&
- (reg & REG_NEGATE_MASK) == 0)
- return;
-
- fprintf(stderr, ".");
-
- for (i = 3; i >= 0; i--) {
- if (reg & (1 << ((i * 4) + 3)))
- fprintf(stderr, "-");
-
- switch ((reg >> (i * 4)) & 0x7) {
- case 0:
- fprintf(stderr, "x");
- break;
- case 1:
- fprintf(stderr, "y");
- break;
- case 2:
- fprintf(stderr, "z");
- break;
- case 3:
- fprintf(stderr, "w");
- break;
- case 4:
- fprintf(stderr, "0");
- break;
- case 5:
- fprintf(stderr, "1");
- break;
- default:
- fprintf(stderr, "?");
- break;
- }
+ switch (val & PRIM3D_MASK) {
+ case PRIM3D_TRILIST: return "TRILIST"; break;
+ case PRIM3D_TRISTRIP: return "TRISTRIP"; break;
+ case PRIM3D_TRISTRIP_RVRSE: return "TRISTRIP_RVRSE"; break;
+ case PRIM3D_TRIFAN: return "TRIFAN"; break;
+ case PRIM3D_POLY: return "POLY"; break;
+ case PRIM3D_LINELIST: return "LINELIST"; break;
+ case PRIM3D_LINESTRIP: return "LINESTRIP"; break;
+ case PRIM3D_RECTLIST: return "RECTLIST"; break;
+ case PRIM3D_POINTLIST: return "POINTLIST"; break;
+ case PRIM3D_DIB: return "DIB"; break;
+ case PRIM3D_CLEAR_RECT: return "CLEAR_RECT"; break;
+ case PRIM3D_ZONE_INIT: return "ZONE_INIT"; break;
+ default: return "????"; break;
}
}
-
-static void
-print_src_reg(GLuint dword)
+static GLboolean debug_prim( struct debug_stream *stream, const char *name,
+ GLboolean dump_floats,
+ GLuint len )
{
- GLuint nr = (dword >> A2_SRC2_NR_SHIFT) & REG_NR_MASK;
- GLuint type = (dword >> A2_SRC2_TYPE_SHIFT) & REG_TYPE_MASK;
- print_reg_type_nr(type, nr);
- print_reg_neg_swizzle(dword);
+ GLuint *ptr = (GLuint *)(stream->ptr + stream->offset);
+ const char *prim = get_prim_name( ptr[0] );
+ GLuint i;
+
+
+
+ _mesa_printf("%s %s (%d dwords):\n", name, prim, len);
+ _mesa_printf("\t\t0x%08x\n", ptr[0]);
+ for (i = 1; i < len; i++) {
+ if (dump_floats)
+ _mesa_printf("\t\t0x%08x // %f\n", ptr[i], *(GLfloat *)&ptr[i]);
+ else
+ _mesa_printf("\t\t0x%08x\n", ptr[i]);
+ }
+
+
+ _mesa_printf("\n");
+
+ stream->offset += len * sizeof(GLuint);
+
+ return GL_TRUE;
}
+
-void
-i915_print_ureg(const char *msg, GLuint ureg)
+
+
+static GLboolean debug_program( struct debug_stream *stream, const char *name, GLuint len )
{
- fprintf(stderr, "%s: ", msg);
- print_src_reg(ureg >> 8);
- fprintf(stderr, "\n");
+ GLuint *ptr = (GLuint *)(stream->ptr + stream->offset);
+
+ if (len == 0) {
+ _mesa_printf("Error - zero length packet (0x%08x)\n", stream->ptr[0]);
+ assert(0);
+ return GL_FALSE;
+ }
+
+ if (stream->print_addresses)
+ _mesa_printf("%08x: ", stream->offset);
+
+ _mesa_printf("%s (%d dwords):\n", name, len);
+ i915_disassemble_program( ptr, len );
+
+ stream->offset += len * sizeof(GLuint);
+ return GL_TRUE;
}
-static void
-print_dest_reg(GLuint dword)
+
+static GLboolean debug_chain( struct debug_stream *stream, const char *name, GLuint len )
{
- GLuint nr = (dword >> A0_DEST_NR_SHIFT) & REG_NR_MASK;
- GLuint type = (dword >> A0_DEST_TYPE_SHIFT) & REG_TYPE_MASK;
- print_reg_type_nr(type, nr);
- if ((dword & A0_DEST_CHANNEL_ALL) == A0_DEST_CHANNEL_ALL)
- return;
- fprintf(stderr, ".");
- if (dword & A0_DEST_CHANNEL_X)
- fprintf(stderr, "x");
- if (dword & A0_DEST_CHANNEL_Y)
- fprintf(stderr, "y");
- if (dword & A0_DEST_CHANNEL_Z)
- fprintf(stderr, "z");
- if (dword & A0_DEST_CHANNEL_W)
- fprintf(stderr, "w");
-}
+ GLuint *ptr = (GLuint *)(stream->ptr + stream->offset);
+ GLuint old_offset = stream->offset + len * sizeof(GLuint);
+ GLuint i;
+
+ _mesa_printf("%s (%d dwords):\n", name, len);
+ for (i = 0; i < len; i++)
+ _mesa_printf("\t\t0x%08x\n", ptr[i]);
+ stream->offset = ptr[1] & ~0x3;
+
+ if (stream->offset < old_offset)
+ _mesa_printf("\n... skipping backwards from 0x%x --> 0x%x ...\n\n",
+ old_offset, stream->offset );
+ else
+ _mesa_printf("\n... skipping from 0x%x --> 0x%x ...\n\n",
+ old_offset, stream->offset );
-#define GET_SRC0_REG(r0, r1) ((r0<<14)|(r1>>A1_SRC0_CHANNEL_W_SHIFT))
-#define GET_SRC1_REG(r0, r1) ((r0<<8)|(r1>>A2_SRC1_CHANNEL_W_SHIFT))
-#define GET_SRC2_REG(r) (r)
+
+ return GL_TRUE;
+}
-static void
-print_arith_op(GLuint opcode, const GLuint * program)
+static GLboolean debug_variable_length_prim( struct debug_stream *stream )
{
- if (opcode != A0_NOP) {
- print_dest_reg(program[0]);
- if (program[0] & A0_DEST_SATURATE)
- fprintf(stderr, " = SATURATE ");
- else
- fprintf(stderr, " = ");
- }
+ GLuint *ptr = (GLuint *)(stream->ptr + stream->offset);
+ const char *prim = get_prim_name( ptr[0] );
+ GLuint i, len;
- fprintf(stderr, "%s ", opcodes[opcode]);
+ GLushort *idx = (GLushort *)(ptr+1);
+ for (i = 0; idx[i] != 0xffff; i++)
+ ;
+
+ len = 1+(i+2)/2;
+
+ _mesa_printf("3DPRIM, %s variable length %d indicies (%d dwords):\n", prim, i, len);
+ for (i = 0; i < len; i++)
+ _mesa_printf("\t\t0x%08x\n", ptr[i]);
+ _mesa_printf("\n");
+
+ stream->offset += len * sizeof(GLuint);
+ return GL_TRUE;
+}
- print_src_reg(GET_SRC0_REG(program[0], program[1]));
- if (args[opcode] == 1) {
- fprintf(stderr, "\n");
- return;
- }
- fprintf(stderr, ", ");
- print_src_reg(GET_SRC1_REG(program[1], program[2]));
- if (args[opcode] == 2) {
- fprintf(stderr, "\n");
- return;
+static GLboolean debug_load_immediate( struct debug_stream *stream,
+ const char *name,
+ GLuint len )
+{
+ GLuint *ptr = (GLuint *)(stream->ptr + stream->offset);
+ GLuint bits = (ptr[0] >> 4) & 0xff;
+ GLuint i, j = 0;
+
+ _mesa_printf("%s (%d dwords, flags: %x):\n", name, len, bits);
+ _mesa_printf("\t\t0x%08x\n", ptr[j++]);
+
+ for (i = 0; i < 8; i++) {
+ if (bits & (1<<i)) {
+ _mesa_printf("\t LIS%d: 0x%08x\n", i, ptr[j++]);
+ }
}
- fprintf(stderr, ", ");
- print_src_reg(GET_SRC2_REG(program[2]));
- fprintf(stderr, "\n");
- return;
+ _mesa_printf("\n");
+
+ assert(j == len);
+
+ stream->offset += len * sizeof(GLuint);
+
+ return GL_TRUE;
}
+
-static void
-print_tex_op(GLuint opcode, const GLuint * program)
+static GLboolean debug_load_indirect( struct debug_stream *stream,
+ const char *name,
+ GLuint len )
{
- print_dest_reg(program[0] | A0_DEST_CHANNEL_ALL);
- fprintf(stderr, " = ");
+ GLuint *ptr = (GLuint *)(stream->ptr + stream->offset);
+ GLuint bits = (ptr[0] >> 8) & 0x3f;
+ GLuint i, j = 0;
+
+ _mesa_printf("%s (%d dwords):\n", name, len);
+ _mesa_printf("\t\t0x%08x\n", ptr[j++]);
+
+ for (i = 0; i < 6; i++) {
+ if (bits & (1<<i)) {
+ switch (1<<(8+i)) {
+ case LI0_STATE_STATIC_INDIRECT:
+ _mesa_printf(" STATIC: 0x%08x | %x\n", ptr[j]&~3, ptr[j]&3); j++;
+ _mesa_printf(" 0x%08x\n", ptr[j++]);
+ break;
+ case LI0_STATE_DYNAMIC_INDIRECT:
+ _mesa_printf(" DYNAMIC: 0x%08x | %x\n", ptr[j]&~3, ptr[j]&3); j++;
+ break;
+ case LI0_STATE_SAMPLER:
+ _mesa_printf(" SAMPLER: 0x%08x | %x\n", ptr[j]&~3, ptr[j]&3); j++;
+ _mesa_printf(" 0x%08x\n", ptr[j++]);
+ break;
+ case LI0_STATE_MAP:
+ _mesa_printf(" MAP: 0x%08x | %x\n", ptr[j]&~3, ptr[j]&3); j++;
+ _mesa_printf(" 0x%08x\n", ptr[j++]);
+ break;
+ case LI0_STATE_PROGRAM:
+ _mesa_printf(" PROGRAM: 0x%08x | %x\n", ptr[j]&~3, ptr[j]&3); j++;
+ _mesa_printf(" 0x%08x\n", ptr[j++]);
+ break;
+ case LI0_STATE_CONSTANTS:
+ _mesa_printf(" CONSTANTS: 0x%08x | %x\n", ptr[j]&~3, ptr[j]&3); j++;
+ _mesa_printf(" 0x%08x\n", ptr[j++]);
+ break;
+ default:
+ assert(0);
+ break;
+ }
+ }
+ }
+
+ if (bits == 0) {
+ _mesa_printf("\t DUMMY: 0x%08x\n", ptr[j++]);
+ }
+
+ _mesa_printf("\n");
- fprintf(stderr, "%s ", opcodes[opcode]);
- fprintf(stderr, "S[%d],", program[0] & T0_SAMPLER_NR_MASK);
+ assert(j == len);
- print_reg_type_nr((program[1] >> T1_ADDRESS_REG_TYPE_SHIFT) &
- REG_TYPE_MASK,
- (program[1] >> T1_ADDRESS_REG_NR_SHIFT) & REG_NR_MASK);
- fprintf(stderr, "\n");
+ stream->offset += len * sizeof(GLuint);
+
+ return GL_TRUE;
}
+
-static void
-print_dcl_op(GLuint opcode, const GLuint * program)
+static GLboolean i915_debug_packet( struct debug_stream *stream )
{
- fprintf(stderr, "%s ", opcodes[opcode]);
- print_dest_reg(program[0] | A0_DEST_CHANNEL_ALL);
- fprintf(stderr, "\n");
+ GLuint *ptr = (GLuint *)(stream->ptr + stream->offset);
+ GLuint cmd = *ptr;
+
+ switch (((cmd >> 29) & 0x7)) {
+ case 0x0:
+ switch ((cmd >> 23) & 0x3f) {
+ case 0x0:
+ return debug(stream, "MI_NOOP", 1);
+ case 0x3:
+ return debug(stream, "MI_WAIT_FOR_EVENT", 1);
+ case 0x4:
+ return debug(stream, "MI_FLUSH", 1);
+ case 0xA:
+ debug(stream, "MI_BATCH_BUFFER_END", 1);
+ return GL_FALSE;
+ case 0x22:
+ return debug(stream, "MI_LOAD_REGISTER_IMM", 3);
+ case 0x31:
+ return debug_chain(stream, "MI_BATCH_BUFFER_START", 2);
+ default:
+ break;
+ }
+ break;
+ case 0x1:
+ break;
+ case 0x2:
+ switch ((cmd >> 22) & 0xff) {
+ case 0x50:
+ return debug(stream, "XY_COLOR_BLT", (cmd & 0xff) + 2);
+ case 0x53:
+ return debug(stream, "XY_SRC_COPY_BLT", (cmd & 0xff) + 2);
+ default:
+ return debug(stream, "blit command", (cmd & 0xff) + 2);
+ }
+ break;
+ case 0x3:
+ switch ((cmd >> 24) & 0x1f) {
+ case 0x6:
+ return debug(stream, "3DSTATE_ANTI_ALIASING", 1);
+ case 0x7:
+ return debug(stream, "3DSTATE_RASTERIZATION_RULES", 1);
+ case 0x8:
+ return debug(stream, "3DSTATE_BACKFACE_STENCIL_OPS", 2);
+ case 0x9:
+ return debug(stream, "3DSTATE_BACKFACE_STENCIL_MASKS", 1);
+ case 0xb:
+ return debug(stream, "3DSTATE_INDEPENDENT_ALPHA_BLEND", 1);
+ case 0xc:
+ return debug(stream, "3DSTATE_MODES5", 1);
+ case 0xd:
+ return debug(stream, "3DSTATE_MODES4", 1);
+ case 0x15:
+ return debug(stream, "3DSTATE_FOG_COLOR", 1);
+ case 0x16:
+ return debug(stream, "3DSTATE_COORD_SET_BINDINGS", 1);
+ case 0x1c:
+ /* 3DState16NP */
+ switch((cmd >> 19) & 0x1f) {
+ case 0x10:
+ return debug(stream, "3DSTATE_SCISSOR_ENABLE", 1);
+ case 0x11:
+ return debug(stream, "3DSTATE_DEPTH_SUBRECTANGLE_DISABLE", 1);
+ default:
+ break;
+ }
+ break;
+ case 0x1d:
+ /* 3DStateMW */
+ switch ((cmd >> 16) & 0xff) {
+ case 0x0:
+ return debug(stream, "3DSTATE_MAP_STATE", (cmd & 0x1f) + 2);
+ case 0x1:
+ return debug(stream, "3DSTATE_SAMPLER_STATE", (cmd & 0x1f) + 2);
+ case 0x4:
+ return debug_load_immediate(stream, "3DSTATE_LOAD_STATE_IMMEDIATE", (cmd & 0xf) + 2);
+ case 0x5:
+ return debug_program(stream, "3DSTATE_PIXEL_SHADER_PROGRAM", (cmd & 0x1ff) + 2);
+ case 0x6:
+ return debug(stream, "3DSTATE_PIXEL_SHADER_CONSTANTS", (cmd & 0xff) + 2);
+ case 0x7:
+ return debug_load_indirect(stream, "3DSTATE_LOAD_INDIRECT", (cmd & 0xff) + 2);
+ case 0x80:
+ return debug(stream, "3DSTATE_DRAWING_RECTANGLE", (cmd & 0xffff) + 2);
+ case 0x81:
+ return debug(stream, "3DSTATE_SCISSOR_RECTANGLE", (cmd & 0xffff) + 2);
+ case 0x83:
+ return debug(stream, "3DSTATE_SPAN_STIPPLE", (cmd & 0xffff) + 2);
+ case 0x85:
+ return debug(stream, "3DSTATE_DEST_BUFFER_VARS", (cmd & 0xffff) + 2);
+ case 0x88:
+ return debug(stream, "3DSTATE_CONSTANT_BLEND_COLOR", (cmd & 0xffff) + 2);
+ case 0x89:
+ return debug(stream, "3DSTATE_FOG_MODE", (cmd & 0xffff) + 2);
+ case 0x8e:
+ return debug(stream, "3DSTATE_BUFFER_INFO", (cmd & 0xffff) + 2);
+ case 0x97:
+ return debug(stream, "3DSTATE_DEPTH_OFFSET_SCALE", (cmd & 0xffff) + 2);
+ case 0x98:
+ return debug(stream, "3DSTATE_DEFAULT_Z", (cmd & 0xffff) + 2);
+ case 0x99:
+ return debug(stream, "3DSTATE_DEFAULT_DIFFUSE", (cmd & 0xffff) + 2);
+ case 0x9a:
+ return debug(stream, "3DSTATE_DEFAULT_SPECULAR", (cmd & 0xffff) + 2);
+ case 0x9c:
+ return debug(stream, "3DSTATE_CLEAR_PARAMETERS", (cmd & 0xffff) + 2);
+ default:
+ assert(0);
+ return 0;
+ }
+ break;
+ case 0x1e:
+ if (cmd & (1 << 23))
+ return debug(stream, "???", (cmd & 0xffff) + 1);
+ else
+ return debug(stream, "", 1);
+ break;
+ case 0x1f:
+ if ((cmd & (1 << 23)) == 0)
+ return debug_prim(stream, "3DPRIM (inline)", 1, (cmd & 0x1ffff) + 2);
+ else if (cmd & (1 << 17))
+ {
+ if ((cmd & 0xffff) == 0)
+ return debug_variable_length_prim(stream);
+ else
+ return debug_prim(stream, "3DPRIM (indexed)", 0, (((cmd & 0xffff) + 1) / 2) + 1);
+ }
+ else
+ return debug_prim(stream, "3DPRIM (indirect sequential)", 0, 2);
+ break;
+ default:
+ return debug(stream, "", 0);
+ }
+ default:
+ assert(0);
+ return 0;
+ }
+
+ assert(0);
+ return 0;
}
+
void
-i915_disassemble_program(const GLuint * program, GLuint sz)
+i915_dump_batchbuffer( GLuint *start,
+ GLuint *end )
{
- GLuint size = program[0] & 0x1ff;
- GLint i;
+ struct debug_stream stream;
+ GLuint bytes = (end - start) * 4;
+ GLboolean done = GL_FALSE;
- fprintf(stderr, "BEGIN\n");
+ fprintf(stderr, "\n\nBATCH: (%d)\n", bytes / 4);
- if (size + 2 != sz) {
- fprintf(stderr, "%s: program size mismatch %d/%d\n", __FUNCTION__,
- size + 2, sz);
- exit(1);
- }
+ stream.offset = 0;
+ stream.ptr = (char *)start;
+ stream.print_addresses = 0;
- program++;
- for (i = 1; i < sz; i += 3, program += 3) {
- GLuint opcode = program[0] & (0x1f << 24);
+ while (!done &&
+ stream.offset < bytes &&
+ stream.offset >= 0)
+ {
+ if (!i915_debug_packet( &stream ))
+ break;
- if ((GLint) opcode >= A0_NOP && opcode <= A0_SLT)
- print_arith_op(opcode >> 24, program);
- else if (opcode >= T0_TEXLD && opcode <= T0_TEXKILL)
- print_tex_op(opcode >> 24, program);
- else if (opcode == D0_DCL)
- print_dcl_op(opcode >> 24, program);
- else
- fprintf(stderr, "Unknown opcode 0x%x\n", opcode);
+ assert(stream.offset <= bytes &&
+ stream.offset >= 0);
}
- fprintf(stderr, "END\n\n");
+ fprintf(stderr, "END-BATCH\n\n\n");
}
+
+
--- /dev/null
+/**************************************************************************
+ *
+ * Copyright 2003 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 <stdio.h>
+
+#include "i915_reg.h"
+#include "i915_debug.h"
+//#include "i915_fpc.h"
+#include "shader/program.h"
+#include "shader/prog_instruction.h"
+#include "shader/prog_print.h"
+
+static const char *opcodes[0x20] = {
+ "NOP",
+ "ADD",
+ "MOV",
+ "MUL",
+ "MAD",
+ "DP2ADD",
+ "DP3",
+ "DP4",
+ "FRC",
+ "RCP",
+ "RSQ",
+ "EXP",
+ "LOG",
+ "CMP",
+ "MIN",
+ "MAX",
+ "FLR",
+ "MOD",
+ "TRC",
+ "SGE",
+ "SLT",
+ "TEXLD",
+ "TEXLDP",
+ "TEXLDB",
+ "TEXKILL",
+ "DCL",
+ "0x1a",
+ "0x1b",
+ "0x1c",
+ "0x1d",
+ "0x1e",
+ "0x1f",
+};
+
+
+static const int args[0x20] = {
+ 0, /* 0 nop */
+ 2, /* 1 add */
+ 1, /* 2 mov */
+ 2, /* 3 m ul */
+ 3, /* 4 mad */
+ 3, /* 5 dp2add */
+ 2, /* 6 dp3 */
+ 2, /* 7 dp4 */
+ 1, /* 8 frc */
+ 1, /* 9 rcp */
+ 1, /* a rsq */
+ 1, /* b exp */
+ 1, /* c log */
+ 3, /* d cmp */
+ 2, /* e min */
+ 2, /* f max */
+ 1, /* 10 flr */
+ 1, /* 11 mod */
+ 1, /* 12 trc */
+ 2, /* 13 sge */
+ 2, /* 14 slt */
+ 1,
+ 1,
+ 1,
+ 1,
+ 0,
+ 0,
+ 0,
+ 0,
+ 0,
+ 0,
+ 0,
+};
+
+
+static const char *regname[0x8] = {
+ "R",
+ "T",
+ "CONST",
+ "S",
+ "OC",
+ "OD",
+ "U",
+ "UNKNOWN",
+};
+
+static void
+print_reg_type_nr(GLuint type, GLuint nr)
+{
+ switch (type) {
+ case REG_TYPE_T:
+ switch (nr) {
+ case T_DIFFUSE:
+ _mesa_printf("T_DIFFUSE");
+ return;
+ case T_SPECULAR:
+ _mesa_printf("T_SPECULAR");
+ return;
+ case T_FOG_W:
+ _mesa_printf("T_FOG_W");
+ return;
+ default:
+ _mesa_printf("T_TEX%d", nr);
+ return;
+ }
+ case REG_TYPE_OC:
+ if (nr == 0) {
+ _mesa_printf("oC");
+ return;
+ }
+ break;
+ case REG_TYPE_OD:
+ if (nr == 0) {
+ _mesa_printf("oD");
+ return;
+ }
+ break;
+ default:
+ break;
+ }
+
+ _mesa_printf("%s[%d]", regname[type], nr);
+}
+
+#define REG_SWIZZLE_MASK 0x7777
+#define REG_NEGATE_MASK 0x8888
+
+#define REG_SWIZZLE_XYZW ((SRC_X << A2_SRC2_CHANNEL_X_SHIFT) | \
+ (SRC_Y << A2_SRC2_CHANNEL_Y_SHIFT) | \
+ (SRC_Z << A2_SRC2_CHANNEL_Z_SHIFT) | \
+ (SRC_W << A2_SRC2_CHANNEL_W_SHIFT))
+
+
+static void
+print_reg_neg_swizzle(GLuint reg)
+{
+ int i;
+
+ if ((reg & REG_SWIZZLE_MASK) == REG_SWIZZLE_XYZW &&
+ (reg & REG_NEGATE_MASK) == 0)
+ return;
+
+ _mesa_printf(".");
+
+ for (i = 3; i >= 0; i--) {
+ if (reg & (1 << ((i * 4) + 3)))
+ _mesa_printf("-");
+
+ switch ((reg >> (i * 4)) & 0x7) {
+ case 0:
+ _mesa_printf("x");
+ break;
+ case 1:
+ _mesa_printf("y");
+ break;
+ case 2:
+ _mesa_printf("z");
+ break;
+ case 3:
+ _mesa_printf("w");
+ break;
+ case 4:
+ _mesa_printf("0");
+ break;
+ case 5:
+ _mesa_printf("1");
+ break;
+ default:
+ _mesa_printf("?");
+ break;
+ }
+ }
+}
+
+
+static void
+print_src_reg(GLuint dword)
+{
+ GLuint nr = (dword >> A2_SRC2_NR_SHIFT) & REG_NR_MASK;
+ GLuint type = (dword >> A2_SRC2_TYPE_SHIFT) & REG_TYPE_MASK;
+ print_reg_type_nr(type, nr);
+ print_reg_neg_swizzle(dword);
+}
+
+
+static void
+print_dest_reg(GLuint dword)
+{
+ GLuint nr = (dword >> A0_DEST_NR_SHIFT) & REG_NR_MASK;
+ GLuint type = (dword >> A0_DEST_TYPE_SHIFT) & REG_TYPE_MASK;
+ print_reg_type_nr(type, nr);
+ if ((dword & A0_DEST_CHANNEL_ALL) == A0_DEST_CHANNEL_ALL)
+ return;
+ _mesa_printf(".");
+ if (dword & A0_DEST_CHANNEL_X)
+ _mesa_printf("x");
+ if (dword & A0_DEST_CHANNEL_Y)
+ _mesa_printf("y");
+ if (dword & A0_DEST_CHANNEL_Z)
+ _mesa_printf("z");
+ if (dword & A0_DEST_CHANNEL_W)
+ _mesa_printf("w");
+}
+
+
+#define GET_SRC0_REG(r0, r1) ((r0<<14)|(r1>>A1_SRC0_CHANNEL_W_SHIFT))
+#define GET_SRC1_REG(r0, r1) ((r0<<8)|(r1>>A2_SRC1_CHANNEL_W_SHIFT))
+#define GET_SRC2_REG(r) (r)
+
+
+static void
+print_arith_op(GLuint opcode, const GLuint * program)
+{
+ if (opcode != A0_NOP) {
+ print_dest_reg(program[0]);
+ if (program[0] & A0_DEST_SATURATE)
+ _mesa_printf(" = SATURATE ");
+ else
+ _mesa_printf(" = ");
+ }
+
+ _mesa_printf("%s ", opcodes[opcode]);
+
+ print_src_reg(GET_SRC0_REG(program[0], program[1]));
+ if (args[opcode] == 1) {
+ _mesa_printf("\n");
+ return;
+ }
+
+ _mesa_printf(", ");
+ print_src_reg(GET_SRC1_REG(program[1], program[2]));
+ if (args[opcode] == 2) {
+ _mesa_printf("\n");
+ return;
+ }
+
+ _mesa_printf(", ");
+ print_src_reg(GET_SRC2_REG(program[2]));
+ _mesa_printf("\n");
+ return;
+}
+
+
+static void
+print_tex_op(GLuint opcode, const GLuint * program)
+{
+ print_dest_reg(program[0] | A0_DEST_CHANNEL_ALL);
+ _mesa_printf(" = ");
+
+ _mesa_printf("%s ", opcodes[opcode]);
+
+ _mesa_printf("S[%d],", program[0] & T0_SAMPLER_NR_MASK);
+
+ print_reg_type_nr((program[1] >> T1_ADDRESS_REG_TYPE_SHIFT) &
+ REG_TYPE_MASK,
+ (program[1] >> T1_ADDRESS_REG_NR_SHIFT) & REG_NR_MASK);
+ _mesa_printf("\n");
+}
+
+static void
+print_dcl_op(GLuint opcode, const GLuint * program)
+{
+ _mesa_printf("%s ", opcodes[opcode]);
+ print_dest_reg(program[0] | A0_DEST_CHANNEL_ALL);
+ _mesa_printf("\n");
+}
+
+
+void
+i915_disassemble_program(const GLuint * program, GLuint sz)
+{
+ GLuint size = program[0] & 0x1ff;
+ GLint i;
+
+ _mesa_printf("\t\tBEGIN\n");
+
+ assert(size + 2 == sz);
+
+ program++;
+ for (i = 1; i < sz; i += 3, program += 3) {
+ GLuint opcode = program[0] & (0x1f << 24);
+
+ _mesa_printf("\t\t");
+
+ if ((GLint) opcode >= A0_NOP && opcode <= A0_SLT)
+ print_arith_op(opcode >> 24, program);
+ else if (opcode >= T0_TEXLD && opcode <= T0_TEXKILL)
+ print_tex_op(opcode >> 24, program);
+ else if (opcode == D0_DCL)
+ print_dcl_op(opcode >> 24, program);
+ else
+ _mesa_printf("Unknown opcode 0x%x\n", opcode);
+ }
+
+ _mesa_printf("\t\tEND\n\n");
+}
+
+
projects / mesa.git / commitdiff