llvmpipe: Call pipe_thread_wait() on Linux.
[mesa.git] / src / gallium / drivers / llvmpipe / lp_screen.c
index de80c6fdc6b4fab5e0eac5169826056181c46b69..cec0fcbf23b2795cfded1a58df0c78c63d00e0ae 100644 (file)
@@ -1,6 +1,6 @@
 /**************************************************************************
  * 
- * Copyright 2008 Tungsten Graphics, Inc., Cedar Park, Texas.
+ * Copyright 2008 VMware, Inc.
  * All Rights Reserved.
  * 
  * Permission is hereby granted, free of charge, to any person obtaining a
@@ -18,7 +18,7 @@
  * 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
+ * IN NO EVENT SHALL VMWARE 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.
@@ -37,6 +37,7 @@
 #include "draw/draw_context.h"
 #include "gallivm/lp_bld_type.h"
 
+#include "os/os_misc.h"
 #include "os/os_time.h"
 #include "lp_texture.h"
 #include "lp_fence.h"
@@ -106,16 +107,15 @@ static int
 llvmpipe_get_param(struct pipe_screen *screen, enum pipe_cap param)
 {
    switch (param) {
-   case PIPE_CAP_MAX_COMBINED_SAMPLERS:
-      return 2 * PIPE_MAX_SAMPLERS;  /* VS + FS samplers */
    case PIPE_CAP_NPOT_TEXTURES:
+   case PIPE_CAP_MIXED_FRAMEBUFFER_SIZES:
       return 1;
    case PIPE_CAP_TWO_SIDED_STENCIL:
       return 1;
    case PIPE_CAP_SM3:
       return 1;
    case PIPE_CAP_MAX_DUAL_SOURCE_RENDER_TARGETS:
-      return 0;
+      return 1;
    case PIPE_CAP_MAX_STREAM_OUTPUT_BUFFERS:
       return PIPE_MAX_SO_BUFFERS;
    case PIPE_CAP_ANISOTROPIC_FILTER:
@@ -130,12 +130,16 @@ llvmpipe_get_param(struct pipe_screen *screen, enum pipe_cap param)
       return 0;
    case PIPE_CAP_QUERY_TIMESTAMP:
       return 1;
+   case PIPE_CAP_QUERY_PIPELINE_STATISTICS:
+      return 0;
    case PIPE_CAP_TEXTURE_MIRROR_CLAMP:
       return 1;
    case PIPE_CAP_TEXTURE_SHADOW_MAP:
       return 1;
    case PIPE_CAP_TEXTURE_SWIZZLE:
       return 1;
+   case PIPE_CAP_TEXTURE_BORDER_COLOR_QUIRK:
+      return 0;
    case PIPE_CAP_MAX_TEXTURE_2D_LEVELS:
       return LP_MAX_TEXTURE_2D_LEVELS;
    case PIPE_CAP_MAX_TEXTURE_3D_LEVELS:
@@ -152,18 +156,19 @@ llvmpipe_get_param(struct pipe_screen *screen, enum pipe_cap param)
       return 1;
    case PIPE_CAP_TGSI_FS_COORD_ORIGIN_UPPER_LEFT:
    case PIPE_CAP_TGSI_FS_COORD_PIXEL_CENTER_INTEGER:
+   case PIPE_CAP_TGSI_FS_COORD_PIXEL_CENTER_HALF_INTEGER:
       return 1;
    case PIPE_CAP_TGSI_FS_COORD_ORIGIN_LOWER_LEFT:
-   case PIPE_CAP_TGSI_FS_COORD_PIXEL_CENTER_HALF_INTEGER:
       return 0;
    case PIPE_CAP_PRIMITIVE_RESTART:
       return 1;
    case PIPE_CAP_DEPTH_CLIP_DISABLE:
-      return 0;
+      return 1;
    case PIPE_CAP_SHADER_STENCIL_EXPORT:
       return 0;
    case PIPE_CAP_TGSI_INSTANCEID:
    case PIPE_CAP_VERTEX_ELEMENT_INSTANCE_DIVISOR:
+   case PIPE_CAP_START_INSTANCE:
       return 1;
    case PIPE_CAP_FRAGMENT_COLOR_CLAMPED:
       return 0;
@@ -171,12 +176,12 @@ llvmpipe_get_param(struct pipe_screen *screen, enum pipe_cap param)
       return 1;
    case PIPE_CAP_SEAMLESS_CUBE_MAP:
    case PIPE_CAP_SEAMLESS_CUBE_MAP_PER_TEXTURE:
-      return 0;
-   case PIPE_CAP_SCALED_RESOLVE:
-      return 0;
+      return 1;
    /* this is a lie could support arbitrary large offsets */
+   case PIPE_CAP_MIN_TEXTURE_GATHER_OFFSET:
    case PIPE_CAP_MIN_TEXEL_OFFSET:
       return -8;
+   case PIPE_CAP_MAX_TEXTURE_GATHER_OFFSET:
    case PIPE_CAP_MAX_TEXEL_OFFSET:
       return 7;
    case PIPE_CAP_CONDITIONAL_RENDER:
@@ -186,16 +191,22 @@ llvmpipe_get_param(struct pipe_screen *screen, enum pipe_cap param)
    case PIPE_CAP_MAX_STREAM_OUTPUT_SEPARATE_COMPONENTS:
    case PIPE_CAP_MAX_STREAM_OUTPUT_INTERLEAVED_COMPONENTS:
       return 16*4;
+   case PIPE_CAP_MAX_GEOMETRY_OUTPUT_VERTICES:
+   case PIPE_CAP_MAX_GEOMETRY_TOTAL_OUTPUT_COMPONENTS:
+      return 1024;
+   case PIPE_CAP_MAX_VERTEX_STREAMS:
+      return 1;
+   case PIPE_CAP_MAX_VERTEX_ATTRIB_STRIDE:
+      return 2048;
    case PIPE_CAP_STREAM_OUTPUT_PAUSE_RESUME:
       return 1;
-   case PIPE_CAP_TGSI_CAN_COMPACT_VARYINGS:
    case PIPE_CAP_TGSI_CAN_COMPACT_CONSTANTS:
       return 0;
    case PIPE_CAP_VERTEX_COLOR_UNCLAMPED:
    case PIPE_CAP_VERTEX_COLOR_CLAMPED:
       return 1;
    case PIPE_CAP_GLSL_FEATURE_LEVEL:
-      return 120;
+      return 330;
    case PIPE_CAP_QUADS_FOLLOW_PROVOKING_VERTEX_CONVENTION:
       return 0;
    case PIPE_CAP_COMPUTE:
@@ -208,16 +219,66 @@ llvmpipe_get_param(struct pipe_screen *screen, enum pipe_cap param)
    case PIPE_CAP_VERTEX_BUFFER_OFFSET_4BYTE_ALIGNED_ONLY:
    case PIPE_CAP_VERTEX_BUFFER_STRIDE_4BYTE_ALIGNED_ONLY:
    case PIPE_CAP_VERTEX_ELEMENT_SRC_OFFSET_4BYTE_ALIGNED_ONLY:
+   case PIPE_CAP_TGSI_TEXCOORD:
       return 0;
+   case PIPE_CAP_DRAW_INDIRECT:
+      return 1;
 
+   case PIPE_CAP_CUBE_MAP_ARRAY:
+      return 1;
    case PIPE_CAP_CONSTANT_BUFFER_OFFSET_ALIGNMENT:
       return 16;
-   case PIPE_CAP_START_INSTANCE:
    case PIPE_CAP_TEXTURE_MULTISAMPLE:
+      return 0;
    case PIPE_CAP_MIN_MAP_BUFFER_ALIGNMENT:
-   case PIPE_CAP_CUBE_MAP_ARRAY:
+      return 64;
    case PIPE_CAP_TEXTURE_BUFFER_OBJECTS:
+      return 1;
+   case PIPE_CAP_MAX_TEXTURE_BUFFER_SIZE:
+      return 65536;
+   case PIPE_CAP_TEXTURE_BUFFER_OFFSET_ALIGNMENT:
+      return 1;
+   case PIPE_CAP_PREFER_BLIT_BASED_TEXTURE_TRANSFER:
+      return 0;
+   case PIPE_CAP_MAX_VIEWPORTS:
+      return PIPE_MAX_VIEWPORTS;
+   case PIPE_CAP_ENDIANNESS:
+      return PIPE_ENDIAN_NATIVE;
+   case PIPE_CAP_TGSI_VS_LAYER_VIEWPORT:
+   case PIPE_CAP_MAX_TEXTURE_GATHER_COMPONENTS:
+   case PIPE_CAP_TEXTURE_GATHER_SM5:
+   case PIPE_CAP_BUFFER_MAP_PERSISTENT_COHERENT:
+   case PIPE_CAP_TEXTURE_QUERY_LOD:
+   case PIPE_CAP_SAMPLE_SHADING:
+   case PIPE_CAP_TEXTURE_GATHER_OFFSETS:
+   case PIPE_CAP_TGSI_VS_WINDOW_SPACE_POSITION:
+   case PIPE_CAP_TGSI_FS_FINE_DERIVATIVE:
+   case PIPE_CAP_SAMPLER_VIEW_TARGET:
       return 0;
+   case PIPE_CAP_FAKE_SW_MSAA:
+      return 1;
+   case PIPE_CAP_CONDITIONAL_RENDER_INVERTED:
+      return 1;
+
+   case PIPE_CAP_VENDOR_ID:
+      return 0xFFFFFFFF;
+   case PIPE_CAP_DEVICE_ID:
+      return 0xFFFFFFFF;
+   case PIPE_CAP_ACCELERATED:
+      return 0;
+   case PIPE_CAP_VIDEO_MEMORY: {
+      /* XXX: Do we want to return the full amount fo system memory ? */
+      uint64_t system_memory;
+
+      if (!os_get_total_physical_memory(&system_memory))
+         return 0;
+
+      return (int)(system_memory >> 20);
+   }
+   case PIPE_CAP_UMA:
+      return 0;
+   case PIPE_CAP_CLIP_HALFZ:
+      return 1;
    }
    /* should only get here on unhandled cases */
    debug_printf("Unexpected PIPE_CAP %d query\n", param);
@@ -246,6 +307,11 @@ llvmpipe_get_shader_param(struct pipe_screen *screen, unsigned shader, enum pipe
             return PIPE_MAX_SAMPLERS;
          else
             return 0;
+      case PIPE_SHADER_CAP_MAX_SAMPLER_VIEWS:
+         if (debug_get_bool_option("DRAW_USE_LLVM", TRUE))
+            return PIPE_MAX_SHADER_SAMPLER_VIEWS;
+         else
+            return 0;
       default:
          return draw_get_shader_param(shader, param);
       }
@@ -309,24 +375,33 @@ llvmpipe_is_format_supported( struct pipe_screen *_screen,
           target == PIPE_TEXTURE_2D_ARRAY ||
           target == PIPE_TEXTURE_RECT ||
           target == PIPE_TEXTURE_3D ||
-          target == PIPE_TEXTURE_CUBE);
+          target == PIPE_TEXTURE_CUBE ||
+          target == PIPE_TEXTURE_CUBE_ARRAY);
 
    if (sample_count > 1)
       return FALSE;
 
    if (bind & PIPE_BIND_RENDER_TARGET) {
-      if (format_desc->colorspace != UTIL_FORMAT_COLORSPACE_RGB)
+      if (format_desc->colorspace == UTIL_FORMAT_COLORSPACE_SRGB) {
+         /* this is a lie actually other formats COULD exist where we would fail */
+         if (format_desc->nr_channels < 3)
+            return FALSE;
+      }
+      else if (format_desc->colorspace != UTIL_FORMAT_COLORSPACE_RGB)
          return FALSE;
 
-      if (format_desc->layout != UTIL_FORMAT_LAYOUT_PLAIN)
+      if (format_desc->layout != UTIL_FORMAT_LAYOUT_PLAIN &&
+          format != PIPE_FORMAT_R11G11B10_FLOAT)
          return FALSE;
+
       assert(format_desc->block.width == 1);
       assert(format_desc->block.height == 1);
 
       if (format_desc->is_mixed)
          return FALSE;
 
-      if (!format_desc->is_array && !format_desc->is_bitmask)
+      if (!format_desc->is_array && !format_desc->is_bitmask &&
+          format != PIPE_FORMAT_R11G11B10_FLOAT)
          return FALSE;
 
       /*
@@ -356,9 +431,15 @@ llvmpipe_is_format_supported( struct pipe_screen *_screen,
       if (format_desc->colorspace != UTIL_FORMAT_COLORSPACE_ZS)
          return FALSE;
 
-      /* FIXME: Temporary restriction. See lp_bld_depth.c. */
-      if (format_desc->block.bits > 32)
+      /* TODO: Support stencil-only formats */
+      if (format_desc->swizzle[0] == UTIL_FORMAT_SWIZZLE_NONE) {
          return FALSE;
+      }
+   }
+
+   if (format_desc->layout == UTIL_FORMAT_LAYOUT_BPTC) {
+      /* Software decoding is not hooked up. */
+      return FALSE;
    }
 
    if (format_desc->layout == UTIL_FORMAT_LAYOUT_S3TC) {
@@ -380,7 +461,8 @@ static void
 llvmpipe_flush_frontbuffer(struct pipe_screen *_screen,
                            struct pipe_resource *resource,
                            unsigned level, unsigned layer,
-                           void *context_private)
+                           void *context_private,
+                           struct pipe_box *sub_box)
 {
    struct llvmpipe_screen *screen = llvmpipe_screen(_screen);
    struct sw_winsys *winsys = screen->winsys;
@@ -388,10 +470,9 @@ llvmpipe_flush_frontbuffer(struct pipe_screen *_screen,
 
    assert(texture->dt);
    if (texture->dt)
-      winsys->displaytarget_display(winsys, texture->dt, context_private);
+      winsys->displaytarget_display(winsys, texture->dt, context_private, sub_box);
 }
 
-
 static void
 llvmpipe_destroy_screen( struct pipe_screen *_screen )
 {
@@ -470,12 +551,7 @@ llvmpipe_create_screen(struct sw_winsys *winsys)
 {
    struct llvmpipe_screen *screen;
 
-#ifdef PIPE_ARCH_X86
-   /* require SSE2 due to LLVM PR6960. */
    util_cpu_detect();
-   if (!util_cpu_caps.has_sse2)
-       return NULL;
-#endif
 
 #ifdef DEBUG
    LP_DEBUG = debug_get_flags_option("LP_DEBUG", lp_debug_flags, 0 );
@@ -487,6 +563,11 @@ llvmpipe_create_screen(struct sw_winsys *winsys)
    if (!screen)
       return NULL;
 
+   if (!lp_jit_screen_init(screen)) {
+      FREE(screen);
+      return NULL;
+   }
+
    screen->winsys = winsys;
 
    screen->base.destroy = llvmpipe_destroy_screen;
@@ -508,8 +589,6 @@ llvmpipe_create_screen(struct sw_winsys *winsys)
 
    llvmpipe_init_screen_resource_funcs(&screen->base);
 
-   lp_jit_screen_init(screen);
-
    screen->num_threads = util_cpu_caps.nr_cpus > 1 ? util_cpu_caps.nr_cpus : 0;
 #ifdef PIPE_SUBSYSTEM_EMBEDDED
    screen->num_threads = 0;