tgsi: Add ureg_src_dimension().

[mesa.git] / src / gallium / auxiliary / tgsi / tgsi_util.c

diff --git a/src/gallium/auxiliary/tgsi/tgsi_util.c b/src/gallium/auxiliary/tgsi/tgsi_util.c
index 50101a9bb0cafd5372388ecf58253f1ddfb7d918..f4ca9e21ed95cc7686cd34e2f00465ea00525991 100644 (file)
--- a/src/gallium/auxiliary/tgsi/tgsi_util.c
+++ b/src/gallium/auxiliary/tgsi/tgsi_util.c
@@ -25,7 +25,7 @@
  * 
  **************************************************************************/
 
-#include "pipe/p_debug.h"
+#include "util/u_debug.h"
 #include "pipe/p_shader_tokens.h"
 #include "tgsi_parse.h"
 #include "tgsi_build.h"
@@ -69,59 +69,15 @@ tgsi_util_get_src_register_swizzle(
    return 0;
 }
 
-unsigned
-tgsi_util_get_src_register_extswizzle(
-   const struct tgsi_src_register_ext_swz *reg,
-   unsigned component )
-{
-   switch( component ) {
-   case 0:
-      return reg->ExtSwizzleX;
-   case 1:
-      return reg->ExtSwizzleY;
-   case 2:
-      return reg->ExtSwizzleZ;
-   case 3:
-      return reg->ExtSwizzleW;
-   default:
-      assert( 0 );
-   }
-   return 0;
-}
 
 unsigned
-tgsi_util_get_full_src_register_extswizzle(
+tgsi_util_get_full_src_register_swizzle(
    const struct tgsi_full_src_register  *reg,
    unsigned component )
 {
-   unsigned swizzle;
-
-   /*
-    * First, calculate  the   extended swizzle for a given channel. This will give
-    * us either a channel index into the simple swizzle or  a constant 1 or   0.
-    */
-   swizzle = tgsi_util_get_src_register_extswizzle(
-      &reg->SrcRegisterExtSwz,
+   return tgsi_util_get_src_register_swizzle(
+      &reg->Register,
       component );
-
-   assert (TGSI_SWIZZLE_X == TGSI_EXTSWIZZLE_X);
-   assert (TGSI_SWIZZLE_Y == TGSI_EXTSWIZZLE_Y);
-   assert (TGSI_SWIZZLE_Z == TGSI_EXTSWIZZLE_Z);
-   assert (TGSI_SWIZZLE_W == TGSI_EXTSWIZZLE_W);
-   assert (TGSI_EXTSWIZZLE_ZERO > TGSI_SWIZZLE_W);
-   assert (TGSI_EXTSWIZZLE_ONE > TGSI_SWIZZLE_W);
-
-   /*
-    * Second, calculate the simple  swizzle  for   the   unswizzled channel index.
-    * Leave the constants intact, they are   not   affected by the   simple swizzle.
-    */
-   if( swizzle <= TGSI_SWIZZLE_W ) {
-      swizzle = tgsi_util_get_src_register_swizzle(
-         &reg->SrcRegister,
-         swizzle );
-   }
-
-   return swizzle;
 }
 
 void
@@ -148,74 +104,6 @@ tgsi_util_set_src_register_swizzle(
    }
 }
 
-void
-tgsi_util_set_src_register_extswizzle(
-   struct tgsi_src_register_ext_swz *reg,
-   unsigned swizzle,
-   unsigned component )
-{
-   switch( component ) {
-   case 0:
-      reg->ExtSwizzleX = swizzle;
-      break;
-   case 1:
-      reg->ExtSwizzleY = swizzle;
-      break;
-   case 2:
-      reg->ExtSwizzleZ = swizzle;
-      break;
-   case 3:
-      reg->ExtSwizzleW = swizzle;
-      break;
-   default:
-      assert( 0 );
-   }
-}
-
-unsigned
-tgsi_util_get_src_register_extnegate(
-   const  struct tgsi_src_register_ext_swz *reg,
-   unsigned component )
-{
-   switch( component ) {
-   case 0:
-      return reg->NegateX;
-   case 1:
-      return reg->NegateY;
-   case 2:
-      return reg->NegateZ;
-   case 3:
-      return reg->NegateW;
-   default:
-      assert( 0 );
-   }
-   return 0;
-}
-
-void
-tgsi_util_set_src_register_extnegate(
-   struct tgsi_src_register_ext_swz *reg,
-   unsigned negate,
-   unsigned component )
-{
-   switch( component ) {
-   case 0:
-      reg->NegateX = negate;
-      break;
-   case 1:
-      reg->NegateY = negate;
-      break;
-   case 2:
-      reg->NegateZ = negate;
-      break;
-   case 3:
-      reg->NegateW = negate;
-      break;
-   default:
-      assert( 0 );
-   }
-}
-
 unsigned
 tgsi_util_get_full_src_register_sign_mode(
    const struct  tgsi_full_src_register *reg,
@@ -223,10 +111,10 @@ tgsi_util_get_full_src_register_sign_mode(
 {
    unsigned sign_mode;
 
-   if( reg->SrcRegisterExtMod.Absolute ) {
+   if( reg->Register.Absolute ) {
       /* Consider only the post-abs negation. */
 
-      if( reg->SrcRegisterExtMod.Negate ) {
+      if( reg->Register.Negate ) {
          sign_mode = TGSI_UTIL_SIGN_SET;
       }
       else {
@@ -234,19 +122,7 @@ tgsi_util_get_full_src_register_sign_mode(
       }
    }
    else {
-      /* Accumulate the three negations. */
-
-      unsigned negate;
-
-      negate = reg->SrcRegister.Negate;
-      if( tgsi_util_get_src_register_extnegate( &reg->SrcRegisterExtSwz, component ) ) {
-         negate = !negate;
-      }
-      if( reg->SrcRegisterExtMod.Negate ) {
-         negate = !negate;
-      }
-
-      if( negate ) {
+      if( reg->Register.Negate ) {
          sign_mode = TGSI_UTIL_SIGN_TOGGLE;
       }
       else {
@@ -262,35 +138,26 @@ tgsi_util_set_full_src_register_sign_mode(
    struct tgsi_full_src_register *reg,
    unsigned sign_mode )
 {
-   reg->SrcRegisterExtSwz.NegateX = 0;
-   reg->SrcRegisterExtSwz.NegateY = 0;
-   reg->SrcRegisterExtSwz.NegateZ = 0;
-   reg->SrcRegisterExtSwz.NegateW = 0;
-
    switch (sign_mode)
    {
    case TGSI_UTIL_SIGN_CLEAR:
-      reg->SrcRegister.Negate = 0;
-      reg->SrcRegisterExtMod.Absolute = 1;
-      reg->SrcRegisterExtMod.Negate = 0;
+      reg->Register.Negate = 0;
+      reg->Register.Absolute = 1;
       break;
 
    case TGSI_UTIL_SIGN_SET:
-      reg->SrcRegister.Negate = 0;
-      reg->SrcRegisterExtMod.Absolute = 1;
-      reg->SrcRegisterExtMod.Negate = 1;
+      reg->Register.Absolute = 1;
+      reg->Register.Negate = 1;
       break;
 
    case TGSI_UTIL_SIGN_TOGGLE:
-      reg->SrcRegister.Negate = 1;
-      reg->SrcRegisterExtMod.Absolute = 0;
-      reg->SrcRegisterExtMod.Negate = 0;
+      reg->Register.Negate = 1;
+      reg->Register.Absolute = 0;
       break;
 
    case TGSI_UTIL_SIGN_KEEP:
-      reg->SrcRegister.Negate = 0;
-      reg->SrcRegisterExtMod.Absolute = 0;
-      reg->SrcRegisterExtMod.Negate = 0;
+      reg->Register.Negate = 0;
+      reg->Register.Absolute = 0;
       break;
 
    default: