Merge remote branch 'origin/master' into nv50-compiler

1 files changed, 31 insertions, 9 deletions

diff --git a/src/mesa/state_tracker/st_mesa_to_tgsi.c b/src/mesa/state_tracker/st_mesa_to_tgsi.c
index bacd091853..a19dcc9253 100644
--- a/src/mesa/state_tracker/st_mesa_to_tgsi.c
+++ b/src/mesa/state_tracker/st_mesa_to_tgsi.c
@@ -44,6 +44,15 @@
 #include "util/u_math.h"
 #include "util/u_memory.h"
 
+
+#define PROGRAM_ANY_CONST ((1 << PROGRAM_LOCAL_PARAM) |  \
+                           (1 << PROGRAM_ENV_PARAM) |    \
+                           (1 << PROGRAM_STATE_VAR) |    \
+                           (1 << PROGRAM_NAMED_PARAM) |  \
+                           (1 << PROGRAM_CONSTANT) |     \
+                           (1 << PROGRAM_UNIFORM))
+
+
 struct label {
    unsigned branch_target;
    unsigned token;
@@ -205,7 +214,7 @@ src_register( struct st_translate *t,
       return ureg_src_undef();
 
    case PROGRAM_TEMPORARY:
-      ASSERT(index >= 0);
+      assert(index >= 0);
       if (ureg_dst_is_undef(t->temps[index]))
          t->temps[index] = ureg_DECL_temporary( t->ureg );
       assert(index < Elements(t->temps));
@@ -215,7 +224,7 @@ src_register( struct st_translate *t,
    case PROGRAM_ENV_PARAM:
    case PROGRAM_LOCAL_PARAM:
    case PROGRAM_UNIFORM:
-      ASSERT(index >= 0);
+      assert(index >= 0);
       return t->constants[index];
    case PROGRAM_STATE_VAR:
    case PROGRAM_CONSTANT:       /* ie, immediate */
@@ -738,9 +747,11 @@ emit_adjusted_wpos( struct st_translate *t,
    struct ureg_dst wpos_temp = ureg_DECL_temporary(ureg);
    struct ureg_src wpos_input = t->inputs[t->inputMapping[FRAG_ATTRIB_WPOS]];
 
-   ureg_ADD(ureg,
-            ureg_writemask(wpos_temp, TGSI_WRITEMASK_X | TGSI_WRITEMASK_Y),
-            wpos_input, ureg_imm1f(ureg, value));
+   /* Note that we bias X and Y and pass Z and W through unchanged.
+    * The shader might also use gl_FragCoord.w and .z.
+    */
+   ureg_ADD(ureg, wpos_temp, wpos_input,
+            ureg_imm4f(ureg, value, value, 0.0f, 0.0f));
 
    t->inputs[t->inputMapping[FRAG_ATTRIB_WPOS]] = ureg_src(wpos_temp);
 }
@@ -1057,6 +1068,16 @@ st_translate_mesa_program(
       t->address[0] = ureg_DECL_address( ureg );
    }
 
+   if (program->IndirectRegisterFiles & (1 << PROGRAM_TEMPORARY)) {
+      /* If temps are accessed with indirect addressing, declare temporaries
+       * in sequential order.  Else, we declare them on demand elsewhere.
+       */
+      for (i = 0; i < program->NumTemporaries; i++) {
+         /* XXX use TGSI_FILE_TEMPORARY_ARRAY when it's supported by ureg */
+         t->temps[i] = ureg_DECL_temporary( t->ureg );
+      }
+   }
+
    /* Emit constants and immediates.  Mesa uses a single index space
     * for these, so we put all the translated regs in t->constants.
     */
@@ -1067,7 +1088,7 @@ st_translate_mesa_program(
          ret = PIPE_ERROR_OUT_OF_MEMORY;
          goto out;
       }
-      
+
       for (i = 0; i < program->Parameters->NumParameters; i++) {
          switch (program->Parameters->Parameters[i].Type) {
          case PROGRAM_ENV_PARAM:
@@ -1078,13 +1099,14 @@ st_translate_mesa_program(
             t->constants[i] = ureg_DECL_constant( ureg, i );
             break;
 
-            /* Emit immediates only when there is no address register
-             * in use.  FIXME: Be smarter and recognize param arrays:
+            /* Emit immediates only when there's no indirect addressing of
+             * the const buffer.
+             * FIXME: Be smarter and recognize param arrays:
              * indirect addressing is only valid within the referenced
              * array.
              */
          case PROGRAM_CONSTANT:
-            if (program->NumAddressRegs > 0) 
+            if (program->IndirectRegisterFiles & PROGRAM_ANY_CONST)
                t->constants[i] = ureg_DECL_constant( ureg, i );
             else
                t->constants[i] =