git update 12 sep 2011

3 files changed, 32 insertions, 14 deletions

diff --git a/mesalib/src/mesa/state_tracker/st_extensions.c b/mesalib/src/mesa/state_tracker/st_extensions.c
index a41e9e872..0ad9e1286 100644
--- a/mesalib/src/mesa/state_tracker/st_extensions.c
+++ b/mesalib/src/mesa/state_tracker/st_extensions.c
@@ -85,6 +85,9 @@ void st_init_limits(struct st_context *st)
    c->MaxTextureRectSize
       = _min(1 << (c->MaxTextureLevels - 1), MAX_TEXTURE_RECT_SIZE);
 
+   c->MaxArrayTextureLayers
+      = screen->get_param(screen, PIPE_CAP_MAX_TEXTURE_ARRAY_LAYERS);
+
    c->MaxTextureImageUnits
       = _min(screen->get_param(screen, PIPE_CAP_MAX_TEXTURE_IMAGE_UNITS),
             MAX_TEXTURE_IMAGE_UNITS);
@@ -170,6 +173,12 @@ void st_init_limits(struct st_context *st)
       /* raise MaxParameters if native support is higher */
       pc->MaxParameters            = MAX2(pc->MaxParameters, pc->MaxNativeParameters);
 
+      /* Gallium doesn't really care about local vs. env parameters so use the
+       * same limits.
+       */
+      pc->MaxLocalParams = pc->MaxParameters;
+      pc->MaxEnvParams = pc->MaxParameters;
+
       options->EmitNoNoise = TRUE;
 
       /* TODO: make these more fine-grained if anyone needs it */
@@ -499,7 +508,7 @@ void st_init_extensions(struct st_context *st)
    }
 
    /* GL_EXT_texture_array */
-   if (screen->get_param(screen, PIPE_CAP_ARRAY_TEXTURES)) {
+   if (screen->get_param(screen, PIPE_CAP_MAX_TEXTURE_ARRAY_LAYERS) > 1) {
       ctx->Extensions.EXT_texture_array = GL_TRUE;
       ctx->Extensions.MESA_texture_array = GL_TRUE;
    }
diff --git a/mesalib/src/mesa/state_tracker/st_glsl_to_tgsi.cpp b/mesalib/src/mesa/state_tracker/st_glsl_to_tgsi.cpp
index 9394bea00..892169822 100644
--- a/mesalib/src/mesa/state_tracker/st_glsl_to_tgsi.cpp
+++ b/mesalib/src/mesa/state_tracker/st_glsl_to_tgsi.cpp
@@ -519,7 +519,7 @@ glsl_to_tgsi_visitor::emit(ir_instruction *ir, unsigned op,
 
    inst->function = NULL;
    
-   if (op == TGSI_OPCODE_ARL)
+   if (op == TGSI_OPCODE_ARL || op == TGSI_OPCODE_UARL)
       this->num_address_regs = 1;
    
    /* Update indirect addressing status used by TGSI */
@@ -746,16 +746,12 @@ void
 glsl_to_tgsi_visitor::emit_arl(ir_instruction *ir,
         		        st_dst_reg dst, st_src_reg src0)
 {
-   st_src_reg tmp = get_temp(glsl_type::float_type);
+   int op = TGSI_OPCODE_ARL;
 
-   if (src0.type == GLSL_TYPE_INT)
-      emit(NULL, TGSI_OPCODE_I2F, st_dst_reg(tmp), src0);
-   else if (src0.type == GLSL_TYPE_UINT)
-      emit(NULL, TGSI_OPCODE_U2F, st_dst_reg(tmp), src0);
-   else
-      tmp = src0;
-   
-   emit(NULL, TGSI_OPCODE_ARL, dst, tmp);
+   if (src0.type == GLSL_TYPE_INT || src0.type == GLSL_TYPE_UINT)
+      op = TGSI_OPCODE_UARL;
+
+   emit(NULL, op, dst, src0);
 }
 
 /**
@@ -2558,6 +2554,8 @@ glsl_to_tgsi_visitor::visit(ir_texture *ir)
       break;
    }
 
+   const glsl_type *sampler_type = ir->sampler->type;
+
    if (ir->projector) {
       if (opcode == TGSI_OPCODE_TEX) {
          /* Slot the projector in as the last component of the coord. */
@@ -2589,6 +2587,9 @@ glsl_to_tgsi_visitor::visit(ir_texture *ir)
             tmp_src = get_temp(glsl_type::vec4_type);
             st_dst_reg tmp_dst = st_dst_reg(tmp_src);
 
+	    /* Projective division not allowed for array samplers. */
+	    assert(!sampler_type->sampler_array);
+
             tmp_dst.writemask = WRITEMASK_Z;
             emit(ir, TGSI_OPCODE_MOV, tmp_dst, this->result);
 
@@ -2613,7 +2614,15 @@ glsl_to_tgsi_visitor::visit(ir_texture *ir)
        * coord.
        */
       ir->shadow_comparitor->accept(this);
-      coord_dst.writemask = WRITEMASK_Z;
+
+      /* XXX This will need to be updated for cubemap array samplers. */
+      if (sampler_type->sampler_dimensionality == GLSL_SAMPLER_DIM_2D &&
+          sampler_type->sampler_array) {
+         coord_dst.writemask = WRITEMASK_W;
+      } else {
+         coord_dst.writemask = WRITEMASK_Z;
+      }
+
       emit(ir, TGSI_OPCODE_MOV, coord_dst, this->result);
       coord_dst.writemask = WRITEMASK_XYZW;
    }
@@ -2651,8 +2660,6 @@ glsl_to_tgsi_visitor::visit(ir_texture *ir)
        inst->tex_offsets[0].SwizzleZ = GET_SWZ(offset.swizzle, 2);
    }
 
-   const glsl_type *sampler_type = ir->sampler->type;
-
    switch (sampler_type->sampler_dimensionality) {
    case GLSL_SAMPLER_DIM_1D:
       inst->tex_target = (sampler_type->sampler_array)
diff --git a/mesalib/src/mesa/state_tracker/st_mesa_to_tgsi.c b/mesalib/src/mesa/state_tracker/st_mesa_to_tgsi.c
index f4263c64c..b4111b00d 100644
--- a/mesalib/src/mesa/state_tracker/st_mesa_to_tgsi.c
+++ b/mesalib/src/mesa/state_tracker/st_mesa_to_tgsi.c
@@ -276,6 +276,8 @@ translate_texture_target( GLuint textarget,
       case TEXTURE_1D_INDEX:   return TGSI_TEXTURE_SHADOW1D;
       case TEXTURE_2D_INDEX:   return TGSI_TEXTURE_SHADOW2D;
       case TEXTURE_RECT_INDEX: return TGSI_TEXTURE_SHADOWRECT;
+      case TEXTURE_1D_ARRAY_INDEX: return TGSI_TEXTURE_SHADOW1D_ARRAY;
+      case TEXTURE_2D_ARRAY_INDEX: return TGSI_TEXTURE_SHADOW2D_ARRAY;
       default: break;
       }
    }