src/gallium/drivers/nv50/nv50_pc_print.c

   1 /*
   2  * Copyright 2010 Christoph Bumiller
   3  *
   4  * Permission is hereby granted, free of charge, to any person obtaining a
   5  * copy of this software and associated documentation files (the "Software"),
   6  * to deal in the Software without restriction, including without limitation
   7  * the rights to use, copy, modify, merge, publish, distribute, sublicense,
   8  * and/or sell copies of the Software, and to permit persons to whom the
   9  * Software is furnished to do so, subject to the following conditions:
  10  *
  11  * The above copyright notice and this permission notice shall be included in
  12  * all copies or substantial portions of the Software.
  13  *
  14  * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
  15  * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
  16  * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.  IN NO EVENT SHALL
  17  * THE AUTHORS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY,
  18  * WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF
  19  * OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
  20  * SOFTWARE.
  21  */
  22
  23 #include "nv50_context.h"
  24 #include "nv50_pc.h"
  25
  26 #define NVXX_DEBUG 0
  27
  28 #define PRINT(args...) debug_printf(args)
  29
  30 #ifndef ARRAY_SIZE
  31 #define ARRAY_SIZE(a) (sizeof(a) / sizeof(a[0]))
  32 #endif
  33
  34 static const char *norm = "\x1b[00m";
  35 static const char *gree = "\x1b[32m";
  36 static const char *blue = "\x1b[34m";
  37 static const char *cyan = "\x1b[36m";
  38 static const char *orng = "\x1b[33m";
  39 static const char *mgta = "\x1b[35m";
  40
  41 static const char *nv_opcode_names[NV_OP_COUNT + 1] = {
  42    "phi",
  43    "extract",
  44    "combine",
  45    "lda",
  46    "sta",
  47    "mov",
  48    "add",
  49    "sub",
  50    "neg",
  51    "mul",
  52    "mad",
  53    "cvt",
  54    "sat",
  55    "not",
  56    "and",
  57    "or",
  58    "xor",
  59    "shl",
  60    "shr",
  61    "rcp",
  62    "(undefined)",
  63    "rsqrt",
  64    "lg2",
  65    "sin",
  66    "cos",
  67    "ex2",
  68    "presin",
  69    "preex2",
  70    "min",
  71    "max",
  72    "set",
  73    "sad",
  74    "kil",
  75    "bra",
  76    "call",
  77    "ret",
  78    "break",
  79    "breakaddr",
  80    "joinat",
  81    "tex",
  82    "texbias",
  83    "texlod",
  84    "texfetch",
  85    "texsize",
  86    "dfdx",
  87    "dfdy",
  88    "quadop",
  89    "linterp",
  90    "pinterp",
  91    "abs",
  92    "ceil",
  93    "floor",
  94    "trunc",
  95    "nop",
  96    "select",
  97    "export",
  98    "BAD_OP"
  99 };
 100
 101 static const char *nv_cond_names[] =
 102 {
 103    "never", "lt" , "eq" , "le" , "gt" , "ne" , "ge" , "",
 104    "never", "ltu", "equ", "leu", "gtu", "neu", "geu", ""
 105 };
 106
 107 static const char *nv_modifier_strings[] =
 108 {
 109    "",
 110    "neg",
 111    "abs",
 112    "neg abs",
 113    "not",
 114    "not neg"
 115    "not abs",
 116    "not neg abs",
 117    "sat",
 118    "BAD_MOD"
 119 };
 120
 121 const char *
 122 nv_opcode_name(uint opcode)
 123 {
 124    return nv_opcode_names[MIN2(opcode, ARRAY_SIZE(nv_opcode_names) - 1)];
 125 }
 126
 127 static INLINE const char *
 128 nv_type_name(ubyte type)
 129 {
 130    switch (type) {
 131    case NV_TYPE_U16: return "u16";
 132    case NV_TYPE_S16: return "s16";
 133    case NV_TYPE_F32: return "f32";
 134    case NV_TYPE_U32: return "u32";
 135    case NV_TYPE_S32: return "s32";
 136    case NV_TYPE_P32: return "p32";
 137    case NV_TYPE_F64: return "f64";
 138    default:
 139       return "BAD_TYPE";
 140    }
 141 }
 142
 143 static INLINE const char *
 144 nv_cond_name(ubyte cc)
 145 {
 146    return nv_cond_names[MIN2(cc, 15)];
 147 }
 148
 149 static INLINE const char *
 150 nv_modifier_string(ubyte mod)
 151 {
 152    return nv_modifier_strings[MIN2(mod, 9)];
 153 }
 154
 155 static INLINE int
 156 nv_value_id(struct nv_value *value)
 157 {
 158    if (value->join->reg.id >= 0)
 159       return value->join->reg.id;
 160    return value->n;
 161 }
 162
 163 static INLINE boolean
 164 nv_value_allocated(struct nv_value *value)
 165 {
 166    return (value->reg.id >= 0) ? TRUE : FALSE;
 167 }
 168
 169 static INLINE void
 170 nv_print_address(const char c, int buf, struct nv_value *a, int offset)
 171 {
 172    if (buf >= 0)
 173       PRINT(" %s%c%i[", cyan, c, buf);
 174    else
 175       PRINT(" %s%c[", cyan, c);
 176    if (a)
 177       PRINT("%s$a%i%s+", mgta, nv_value_id(a), cyan);
 178    PRINT("%s0x%x%s]", orng, offset, cyan);
 179 }
 180
 181 static INLINE void
 182 nv_print_cond(struct nv_instruction *nvi)
 183 {
 184    char pfx = nv_value_allocated(nvi->flags_src->value->join) ? '$' : '%';
 185
 186    PRINT("%s%s %s%cc%i ",
 187          gree, nv_cond_name(nvi->cc),
 188          mgta, pfx, nv_value_id(nvi->flags_src->value));
 189 }
 190
 191 static INLINE void
 192 nv_print_value(struct nv_value *value, struct nv_value *ind, ubyte type)
 193 {
 194    char reg_pfx = '$';
 195
 196    if (type == NV_TYPE_ANY)
 197       type = value->reg.type;
 198
 199    if (value->reg.file != NV_FILE_FLAGS)
 200       PRINT(" %s%s", gree, nv_type_name(type));
 201
 202    if (!nv_value_allocated(value->join))
 203       reg_pfx = '%';
 204
 205    switch (value->reg.file) {
 206    case NV_FILE_GPR:
 207       PRINT(" %s%cr%i", blue, reg_pfx, nv_value_id(value));
 208       break;
 209    case NV_FILE_OUT:
 210       PRINT(" %s%co%i", mgta, reg_pfx, nv_value_id(value));
 211       break;
 212    case NV_FILE_ADDR:
 213       PRINT(" %s%ca%i", mgta, reg_pfx, nv_value_id(value));
 214       break;
 215    case NV_FILE_FLAGS:
 216       PRINT(" %s%cc%i", mgta, reg_pfx, nv_value_id(value));
 217       break;
 218    case NV_FILE_MEM_S:
 219       nv_print_address('s', -1, ind, 4 * nv_value_id(value));
 220       break;
 221    case NV_FILE_MEM_P:
 222       nv_print_address('p', -1, ind, 4 * nv_value_id(value));
 223       break;
 224    case NV_FILE_MEM_V:
 225       nv_print_address('v', -1, ind, 4 * nv_value_id(value));
 226       break;
 227    case NV_FILE_IMM:
 228       switch (type) {
 229       case NV_TYPE_U16:
 230       case NV_TYPE_S16:
 231          PRINT(" %s0x%04x", orng, value->reg.imm.u32);
 232          break;
 233       case NV_TYPE_F32:
 234          PRINT(" %s%f", orng, value->reg.imm.f32);
 235          break;
 236       case NV_TYPE_F64:
 237          PRINT(" %s%f", orng, value->reg.imm.f64);
 238          break;
 239       case NV_TYPE_U32:
 240       case NV_TYPE_S32:
 241       case NV_TYPE_P32:
 242          PRINT(" %s0x%08x", orng, value->reg.imm.u32);
 243          break;
 244       }
 245       break;
 246    default:
 247       if (value->reg.file >= NV_FILE_MEM_G(0) &&
 248           value->reg.file <= NV_FILE_MEM_G(15))
 249          nv_print_address('g', value->reg.file - NV_FILE_MEM_G(0), ind,
 250                           nv_value_id(value) * 4);
 251       else
 252       if (value->reg.file >= NV_FILE_MEM_C(0) &&
 253           value->reg.file <= NV_FILE_MEM_C(15))
 254          nv_print_address('c', value->reg.file - NV_FILE_MEM_C(0), ind,
 255                           nv_value_id(value) * 4);
 256       else
 257          NOUVEAU_ERR(" BAD_FILE[%i]", nv_value_id(value));
 258       break;
 259    }
 260 }
 261
 262 static INLINE void
 263 nv_print_ref(struct nv_ref *ref, struct nv_value *ind)
 264 {
 265    nv_print_value(ref->value, ind, ref->typecast);
 266 }
 267
 268 void
 269 nv_print_instruction(struct nv_instruction *i)
 270 {
 271    int j;
 272
 273    PRINT("%i: ", i->serial);
 274
 275    if (i->flags_src)
 276       nv_print_cond(i);
 277
 278    PRINT("%s", gree);
 279    if (i->opcode == NV_OP_SET)
 280       PRINT("set %s", nv_cond_name(i->set_cond));
 281    else
 282    if (i->saturate)
 283       PRINT("sat %s", nv_opcode_name(i->opcode));
 284    else
 285       PRINT("%s", nv_opcode_name(i->opcode));
 286
 287    if (i->flags_def)
 288       nv_print_value(i->flags_def, NULL, NV_TYPE_ANY);
 289
 290    /* Only STORE & STA can write to MEM, and they do not def
 291     * anything, so the address is thus part of the source.
 292     */
 293    if (i->def[0])
 294       nv_print_value(i->def[0], NULL, NV_TYPE_ANY);
 295    else
 296    if (i->target)
 297       PRINT(" %s(BB:%i)", orng, i->target->id);
 298    else
 299       PRINT(" #");
 300
 301    for (j = 0; j < 4; ++j) {
 302       if (!i->src[j])
 303          continue;
 304
 305       if (i->src[j]->mod)
 306          PRINT(" %s%s", gree, nv_modifier_string(i->src[j]->mod));
 307
 308       nv_print_ref(i->src[j],
 309                    (j == nv50_indirect_opnd(i)) ?
 310                    i->src[4]->value : NULL);
 311    }
 312    PRINT(" %s%c\n", norm, i->is_long ? 'l' : 's');
 313 }