1 files changed, 540 insertions, 0 deletions
diff --git a/src/gallium/auxiliary/tgsi/tgsi_dump.c b/src/gallium/auxiliary/tgsi/tgsi_dump.c
new file mode 100644
index 0000000000..a168c94928
--- /dev/null
+++ b/src/gallium/auxiliary/tgsi/tgsi_dump.c
@@ -0,0 +1,540 @@
+/**************************************************************************
+ * 
+ * Copyright 2007-2008 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 "pipe/p_debug.h"
+#include "util/u_string.h"
+#include "tgsi_dump.h"
+#include "tgsi_info.h"
+#include "tgsi_iterate.h"
+
+struct dump_ctx
+{
+   struct tgsi_iterate_context iter;
+
+   uint instno;
+   
+   struct util_strbuf *sbuf;
+};
+
+static void
+dump_enum(
+   struct util_strbuf *sbuf,
+   uint e,
+   const char **enums,
+   uint enum_count )
+{
+   if (e >= enum_count)
+      util_strbuf_printf( sbuf, "%u", e );
+   else
+      util_strbuf_printf( sbuf, "%s", enums[e] );
+}
+
+#define EOL()           util_strbuf_printf( sbuf, "\n" )
+#define TXT(S)          util_strbuf_printf( sbuf, "%s", S )
+#define CHR(C)          util_strbuf_printf( sbuf, "%c", C )
+#define UIX(I)          util_strbuf_printf( sbuf, "0x%x", I )
+#define UID(I)          util_strbuf_printf( sbuf, "%u", I )
+#define SID(I)          util_strbuf_printf( sbuf, "%d", I )
+#define FLT(F)          util_strbuf_printf( sbuf, "%10.4f", F )
+#define ENM(E,ENUMS)    dump_enum( sbuf, E, ENUMS, sizeof( ENUMS ) / sizeof( *ENUMS ) )
+
+static const char *processor_type_names[] =
+{
+   "FRAG",
+   "VERT",
+   "GEOM"
+};
+
+static const char *file_names[] =
+{
+   "NULL",
+   "CONST",
+   "IN",
+   "OUT",
+   "TEMP",
+   "SAMP",
+   "ADDR",
+   "IMM"
+};
+
+static const char *interpolate_names[] =
+{
+   "CONSTANT",
+   "LINEAR",
+   "PERSPECTIVE"
+};
+
+static const char *semantic_names[] =
+{
+   "POSITION",
+   "COLOR",
+   "BCOLOR",
+   "FOG",
+   "PSIZE",
+   "GENERIC",
+   "NORMAL"
+};
+
+static const char *immediate_type_names[] =
+{
+   "FLT32"
+};
+
+static const char *swizzle_names[] =
+{
+   "x",
+   "y",
+   "z",
+   "w"
+};
+
+static const char *texture_names[] =
+{
+   "UNKNOWN",
+   "1D",
+   "2D",
+   "3D",
+   "CUBE",
+   "RECT",
+   "SHADOW1D",
+   "SHADOW2D",
+   "SHADOWRECT"
+};
+
+static const char *extswizzle_names[] =
+{
+   "x",
+   "y",
+   "z",
+   "w",
+   "0",
+   "1"
+};
+
+static const char *modulate_names[TGSI_MODULATE_COUNT] =
+{
+   "",
+   "_2X",
+   "_4X",
+   "_8X",
+   "_D2",
+   "_D4",
+   "_D8"
+};
+
+static void
+_dump_register(
+   struct util_strbuf *sbuf,
+   uint file,
+   int first,
+   int last )
+{
+   ENM( file, file_names );
+   CHR( '[' );
+   SID( first );
+   if (first != last) {
+      TXT( ".." );
+      SID( last );
+   }
+   CHR( ']' );
+}
+
+static void
+_dump_register_ind(
+   struct util_strbuf *sbuf,
+   uint file,
+   int index,
+   uint ind_file,
+   int ind_index )
+{
+   ENM( file, file_names );
+   CHR( '[' );
+   ENM( ind_file, file_names );
+   CHR( '[' );
+   SID( ind_index );
+   CHR( ']' );
+   if (index != 0) {
+      if (index > 0)
+         CHR( '+' );
+      SID( index );
+   }
+   CHR( ']' );
+}
+
+static void
+_dump_writemask(
+   struct util_strbuf *sbuf,
+   uint writemask )
+{
+   if (writemask != TGSI_WRITEMASK_XYZW) {
+      CHR( '.' );
+      if (writemask & TGSI_WRITEMASK_X)
+         CHR( 'x' );
+      if (writemask & TGSI_WRITEMASK_Y)
+         CHR( 'y' );
+      if (writemask & TGSI_WRITEMASK_Z)
+         CHR( 'z' );
+      if (writemask & TGSI_WRITEMASK_W)
+         CHR( 'w' );
+   }
+}
+
+static boolean
+iter_declaration(
+   struct tgsi_iterate_context *iter,
+   struct tgsi_full_declaration *decl )
+{
+   struct dump_ctx *ctx = (struct dump_ctx *) iter;
+   struct util_strbuf *sbuf = ctx->sbuf;
+
+   TXT( "DCL " );
+
+   _dump_register(
+      sbuf,
+      decl->Declaration.File,
+      decl->DeclarationRange.First,
+      decl->DeclarationRange.Last );
+   _dump_writemask(
+      sbuf,
+      decl->Declaration.UsageMask );
+
+   if (decl->Declaration.Semantic) {
+      TXT( ", " );
+      ENM( decl->Semantic.SemanticName, semantic_names );
+      if (decl->Semantic.SemanticIndex != 0 ||
+          decl->Semantic.SemanticName == TGSI_SEMANTIC_GENERIC) {
+         CHR( '[' );
+         UID( decl->Semantic.SemanticIndex );
+         CHR( ']' );
+      }
+   }
+
+   TXT( ", " );
+   ENM( decl->Declaration.Interpolate, interpolate_names );
+
+   EOL();
+
+   return TRUE;
+}
+
+void
+tgsi_dump_declaration(
+   const struct tgsi_full_declaration *decl )
+{
+   static char str[1024];
+   struct util_strbuf sbuf;
+   struct dump_ctx ctx;
+
+   util_strbuf_init(&sbuf, str, sizeof(str));
+   
+   ctx.sbuf = &sbuf;
+
+   iter_declaration( &ctx.iter, (struct tgsi_full_declaration *)decl );
+   
+   debug_printf("%s", str);
+}
+
+static boolean
+iter_immediate(
+   struct tgsi_iterate_context *iter,
+   struct tgsi_full_immediate *imm )
+{
+   struct dump_ctx *ctx = (struct dump_ctx *) iter;
+   struct util_strbuf *sbuf = ctx->sbuf;
+
+   uint i;
+
+   TXT( "IMM " );
+   ENM( imm->Immediate.DataType, immediate_type_names );
+
+   TXT( " { " );
+   for (i = 0; i < imm->Immediate.Size - 1; i++) {
+      switch (imm->Immediate.DataType) {
+      case TGSI_IMM_FLOAT32:
+         FLT( imm->u.ImmediateFloat32[i].Float );
+         break;
+      default:
+         assert( 0 );
+      }
+
+      if (i < imm->Immediate.Size - 2)
+         TXT( ", " );
+   }
+   TXT( " }" );
+
+   EOL();
+
+   return TRUE;
+}
+
+void
+tgsi_dump_immediate(
+   const struct tgsi_full_immediate *imm )
+{
+   static char str[1024];
+   struct util_strbuf sbuf;
+   struct dump_ctx ctx;
+
+   util_strbuf_init(&sbuf, str, sizeof(str));
+   
+   ctx.sbuf = &sbuf;
+
+   iter_immediate( &ctx.iter, (struct tgsi_full_immediate *)imm );
+   
+   debug_printf("%s", str);
+}
+
+static boolean
+iter_instruction(
+   struct tgsi_iterate_context *iter,
+   struct tgsi_full_instruction *inst )
+{
+   struct dump_ctx *ctx = (struct dump_ctx *) iter;
+   struct util_strbuf *sbuf = ctx->sbuf;
+   uint instno = ctx->instno++;
+   
+   uint i;
+   boolean first_reg = TRUE;
+
+   UID( instno );
+   CHR( ':' );
+   TXT( tgsi_get_opcode_info( inst->Instruction.Opcode )->mnemonic );
+
+   switch (inst->Instruction.Saturate) {
+   case TGSI_SAT_NONE:
+      break;
+   case TGSI_SAT_ZERO_ONE:
+      TXT( "_SAT" );
+      break;
+   case TGSI_SAT_MINUS_PLUS_ONE:
+      TXT( "_SATNV" );
+      break;
+   default:
+      assert( 0 );
+   }
+
+   for (i = 0; i < inst->Instruction.NumDstRegs; i++) {
+      const struct tgsi_full_dst_register *dst = &inst->FullDstRegisters[i];
+
+      if (!first_reg)
+         CHR( ',' );
+      CHR( ' ' );
+
+      _dump_register(
+         sbuf,
+         dst->DstRegister.File,
+         dst->DstRegister.Index,
+         dst->DstRegister.Index );
+      ENM( dst->DstRegisterExtModulate.Modulate, modulate_names );
+      _dump_writemask( sbuf, dst->DstRegister.WriteMask );
+
+      first_reg = FALSE;
+   }
+
+   for (i = 0; i < inst->Instruction.NumSrcRegs; i++) {
+      const struct tgsi_full_src_register *src = &inst->FullSrcRegisters[i];
+
+      if (!first_reg)
+         CHR( ',' );
+      CHR( ' ' );
+
+      if (src->SrcRegisterExtMod.Negate)
+         TXT( "-(" );
+      if (src->SrcRegisterExtMod.Absolute)
+         CHR( '|' );
+      if (src->SrcRegisterExtMod.Scale2X)
+         TXT( "2*(" );
+      if (src->SrcRegisterExtMod.Bias)
+         CHR( '(' );
+      if (src->SrcRegisterExtMod.Complement)
+         TXT( "1-(" );
+      if (src->SrcRegister.Negate)
+         CHR( '-' );
+
+      if (src->SrcRegister.Indirect) {
+         _dump_register_ind(
+            sbuf,
+            src->SrcRegister.File,
+            src->SrcRegister.Index,
+            src->SrcRegisterInd.File,
+            src->SrcRegisterInd.Index );
+      }
+      else {
+         _dump_register(
+            sbuf,
+            src->SrcRegister.File,
+            src->SrcRegister.Index,
+            src->SrcRegister.Index );
+      }
+
+      if (src->SrcRegister.SwizzleX != TGSI_SWIZZLE_X ||
+          src->SrcRegister.SwizzleY != TGSI_SWIZZLE_Y ||
+          src->SrcRegister.SwizzleZ != TGSI_SWIZZLE_Z ||
+          src->SrcRegister.SwizzleW != TGSI_SWIZZLE_W) {
+         CHR( '.' );
+         ENM( src->SrcRegister.SwizzleX, swizzle_names );
+         ENM( src->SrcRegister.SwizzleY, swizzle_names );
+         ENM( src->SrcRegister.SwizzleZ, swizzle_names );
+         ENM( src->SrcRegister.SwizzleW, swizzle_names );
+      }
+      if (src->SrcRegisterExtSwz.ExtSwizzleX != TGSI_EXTSWIZZLE_X ||
+          src->SrcRegisterExtSwz.ExtSwizzleY != TGSI_EXTSWIZZLE_Y ||
+          src->SrcRegisterExtSwz.ExtSwizzleZ != TGSI_EXTSWIZZLE_Z ||
+          src->SrcRegisterExtSwz.ExtSwizzleW != TGSI_EXTSWIZZLE_W) {
+         CHR( '.' );
+         if (src->SrcRegisterExtSwz.NegateX)
+            TXT("-");
+         ENM( src->SrcRegisterExtSwz.ExtSwizzleX, extswizzle_names );
+         if (src->SrcRegisterExtSwz.NegateY)
+            TXT("-");
+         ENM( src->SrcRegisterExtSwz.ExtSwizzleY, extswizzle_names );
+         if (src->SrcRegisterExtSwz.NegateZ)
+            TXT("-");
+         ENM( src->SrcRegisterExtSwz.ExtSwizzleZ, extswizzle_names );
+         if (src->SrcRegisterExtSwz.NegateW)
+            TXT("-");
+         ENM( src->SrcRegisterExtSwz.ExtSwizzleW, extswizzle_names );
+      }
+
+      if (src->SrcRegisterExtMod.Complement)
+         CHR( ')' );
+      if (src->SrcRegisterExtMod.Bias)
+         TXT( ")-.5" );
+      if (src->SrcRegisterExtMod.Scale2X)
+         CHR( ')' );
+      if (src->SrcRegisterExtMod.Absolute)
+         CHR( '|' );
+      if (src->SrcRegisterExtMod.Negate)
+         CHR( ')' );
+
+      first_reg = FALSE;
+   }
+
+   if (inst->InstructionExtTexture.Texture != TGSI_TEXTURE_UNKNOWN) {
+      TXT( ", " );
+      ENM( inst->InstructionExtTexture.Texture, texture_names );
+   }
+
+   switch (inst->Instruction.Opcode) {
+   case TGSI_OPCODE_IF:
+   case TGSI_OPCODE_ELSE:
+   case TGSI_OPCODE_BGNLOOP2:
+   case TGSI_OPCODE_ENDLOOP2:
+   case TGSI_OPCODE_CAL:
+      TXT( " :" );
+      UID( inst->InstructionExtLabel.Label );
+      break;
+   }
+
+   EOL();
+
+   return TRUE;
+}
+
+void
+tgsi_dump_instruction(
+   const struct tgsi_full_instruction *inst,
+   uint instno )
+{
+   static char str[1024];
+   struct util_strbuf sbuf;
+   struct dump_ctx ctx;
+
+   util_strbuf_init(&sbuf, str, sizeof(str));
+   
+   ctx.instno = instno;
+   ctx.sbuf = &sbuf;
+
+   iter_instruction( &ctx.iter, (struct tgsi_full_instruction *)inst );
+   
+   debug_printf("%s", str);
+}
+
+static boolean
+prolog(
+   struct tgsi_iterate_context *iter )
+{
+   struct dump_ctx *ctx = (struct dump_ctx *) iter;
+   struct util_strbuf *sbuf = ctx->sbuf;
+   ENM( iter->processor.Processor, processor_type_names );
+   UID( iter->version.MajorVersion );
+   CHR( '.' );
+   UID( iter->version.MinorVersion );
+   EOL();
+   return TRUE;
+}
+
+void
+tgsi_dump_str(
+   const struct tgsi_token *tokens,
+   uint flags,
+   char *str,
+   size_t size)
+{
+   struct util_strbuf sbuf;
+   struct dump_ctx ctx;
+
+   util_strbuf_init(&sbuf, str, size);
+   
+   ctx.iter.prolog = prolog;
+   ctx.iter.iterate_instruction = iter_instruction;
+   ctx.iter.iterate_declaration = iter_declaration;
+   ctx.iter.iterate_immediate = iter_immediate;
+   ctx.iter.epilog = NULL;
+
+   ctx.instno = 0;
+   ctx.sbuf = &sbuf;
+
+   tgsi_iterate_shader( tokens, &ctx.iter );
+}
+
+void
+tgsi_dump(
+   const struct tgsi_token *tokens,
+   uint flags )
+{
+   static char str[4096];
+   uint len;
+   char *p = str;
+
+   tgsi_dump_str(tokens, flags, str, sizeof(str));
+
+   /* Workaround output buffer size limitations.
+    */
+   len = strlen( str );
+   while (len > 256) {
+      char piggy_bank;
+
+      piggy_bank = p[256];
+      p[256] = '\0';
+      debug_printf( "%s", p );
+      p[256] = piggy_bank;
+      p += 256;
+      len -= 256;
+   }
+   debug_printf( "%s", p );
+}