llvmpipe: add missing fallthrough comments
[mesa.git] / src / gallium / drivers / llvmpipe / lp_jit.h
index 8d06e65725f7d68e5471a38209de875e8020eb39..dcfe274b6f4240cc8396db856ba91db696b6265f 100644 (file)
 
 
 #include "gallivm/lp_bld_struct.h"
+#include "gallivm/lp_bld_limits.h"
 
 #include "pipe/p_state.h"
 #include "lp_texture.h"
 
 
+struct lp_build_format_cache;
+struct lp_fragment_shader_variant;
+struct lp_compute_shader_variant;
 struct llvmpipe_screen;
 
 
 struct lp_jit_texture
 {
-   uint32_t width;
+   uint32_t width;        /* same as number of elements */
    uint32_t height;
-   uint32_t depth;
-   uint32_t last_level;
+   uint32_t depth;        /* doubles as array size */
+   const void *base;
    uint32_t row_stride[LP_MAX_TEXTURE_LEVELS];
    uint32_t img_stride[LP_MAX_TEXTURE_LEVELS];
-   const void *data[LP_MAX_TEXTURE_LEVELS];
+   uint32_t first_level;
+   uint32_t last_level;
+   uint32_t mip_offsets[LP_MAX_TEXTURE_LEVELS];
+   uint32_t num_samples;
+   uint32_t sample_stride;
+};
+
+
+struct lp_jit_sampler
+{
+   float min_lod;
+   float max_lod;
+   float lod_bias;
+   float border_color[4];
+};
+
+
+struct lp_jit_viewport
+{
+   float min_depth;
+   float max_depth;
 };
 
 
+struct lp_jit_image
+{
+   uint32_t width;        /* same as number of elements */
+   uint32_t height;
+   uint32_t depth;
+   const void *base;
+   uint32_t row_stride;
+   uint32_t img_stride;
+   uint32_t num_samples;
+   uint32_t sample_stride;
+};
+
 enum {
    LP_JIT_TEXTURE_WIDTH = 0,
    LP_JIT_TEXTURE_HEIGHT,
    LP_JIT_TEXTURE_DEPTH,
-   LP_JIT_TEXTURE_LAST_LEVEL,
+   LP_JIT_TEXTURE_BASE,
    LP_JIT_TEXTURE_ROW_STRIDE,
    LP_JIT_TEXTURE_IMG_STRIDE,
-   LP_JIT_TEXTURE_DATA,
+   LP_JIT_TEXTURE_FIRST_LEVEL,
+   LP_JIT_TEXTURE_LAST_LEVEL,
+   LP_JIT_TEXTURE_MIP_OFFSETS,
+   LP_JIT_TEXTURE_NUM_SAMPLES,
+   LP_JIT_TEXTURE_SAMPLE_STRIDE,
    LP_JIT_TEXTURE_NUM_FIELDS  /* number of fields above */
 };
 
 
+enum {
+   LP_JIT_SAMPLER_MIN_LOD,
+   LP_JIT_SAMPLER_MAX_LOD,
+   LP_JIT_SAMPLER_LOD_BIAS,
+   LP_JIT_SAMPLER_BORDER_COLOR,
+   LP_JIT_SAMPLER_NUM_FIELDS  /* number of fields above */
+};
 
+
+enum {
+   LP_JIT_VIEWPORT_MIN_DEPTH,
+   LP_JIT_VIEWPORT_MAX_DEPTH,
+   LP_JIT_VIEWPORT_NUM_FIELDS /* number of fields above */
+};
+
+enum {
+   LP_JIT_IMAGE_WIDTH = 0,
+   LP_JIT_IMAGE_HEIGHT,
+   LP_JIT_IMAGE_DEPTH,
+   LP_JIT_IMAGE_BASE,
+   LP_JIT_IMAGE_ROW_STRIDE,
+   LP_JIT_IMAGE_IMG_STRIDE,
+   LP_JIT_IMAGE_NUM_SAMPLES,
+   LP_JIT_IMAGE_SAMPLE_STRIDE,
+   LP_JIT_IMAGE_NUM_FIELDS  /* number of fields above */
+};
 /**
  * This structure is passed directly to the generated fragment shader.
  *
@@ -83,19 +148,26 @@ enum {
  */
 struct lp_jit_context
 {
-   const float *constants;
+   const float *constants[LP_MAX_TGSI_CONST_BUFFERS];
+   int num_constants[LP_MAX_TGSI_CONST_BUFFERS];
+
+   struct lp_jit_texture textures[PIPE_MAX_SHADER_SAMPLER_VIEWS];
+   struct lp_jit_sampler samplers[PIPE_MAX_SAMPLERS];
+   struct lp_jit_image images[PIPE_MAX_SHADER_IMAGES];
 
    float alpha_ref_value;
 
    uint32_t stencil_ref_front, stencil_ref_back;
 
-   /** floats, not ints */
-   float scissor_xmin, scissor_ymin, scissor_xmax, scissor_ymax;
+   uint8_t *u8_blend_color;
+   float *f_blend_color;
+
+   struct lp_jit_viewport *viewports;
 
-   /* FIXME: store (also?) in floats */
-   uint8_t *blend_color;
+   const uint32_t *ssbos[LP_MAX_TGSI_SHADER_BUFFERS];
+   int num_ssbos[LP_MAX_TGSI_SHADER_BUFFERS];
 
-   struct lp_jit_texture textures[PIPE_MAX_SAMPLERS];
+   uint32_t sample_mask;
 };
 
 
@@ -105,76 +177,244 @@ struct lp_jit_context
  */
 enum {
    LP_JIT_CTX_CONSTANTS = 0,
+   LP_JIT_CTX_NUM_CONSTANTS,
+   LP_JIT_CTX_TEXTURES,
+   LP_JIT_CTX_SAMPLERS,
+   LP_JIT_CTX_IMAGES,
    LP_JIT_CTX_ALPHA_REF,
    LP_JIT_CTX_STENCIL_REF_FRONT,
    LP_JIT_CTX_STENCIL_REF_BACK,
-   LP_JIT_CTX_SCISSOR_XMIN,
-   LP_JIT_CTX_SCISSOR_YMIN,
-   LP_JIT_CTX_SCISSOR_XMAX,
-   LP_JIT_CTX_SCISSOR_YMAX,
-   LP_JIT_CTX_BLEND_COLOR,
-   LP_JIT_CTX_TEXTURES,
+   LP_JIT_CTX_U8_BLEND_COLOR,
+   LP_JIT_CTX_F_BLEND_COLOR,
+   LP_JIT_CTX_VIEWPORTS,
+   LP_JIT_CTX_SSBOS,
+   LP_JIT_CTX_NUM_SSBOS,
+   LP_JIT_CTX_SAMPLE_MASK,
    LP_JIT_CTX_COUNT
 };
 
 
-#define lp_jit_context_constants(_builder, _ptr) \
-   lp_build_struct_get(_builder, _ptr, LP_JIT_CTX_CONSTANTS, "constants")
+#define lp_jit_context_constants(_gallivm, _ptr) \
+   lp_build_struct_get_ptr(_gallivm, _ptr, LP_JIT_CTX_CONSTANTS, "constants")
+
+#define lp_jit_context_num_constants(_gallivm, _ptr) \
+   lp_build_struct_get_ptr(_gallivm, _ptr, LP_JIT_CTX_NUM_CONSTANTS, "num_constants")
+
+#define lp_jit_context_textures(_gallivm, _ptr) \
+   lp_build_struct_get_ptr(_gallivm, _ptr, LP_JIT_CTX_TEXTURES, "textures")
+
+#define lp_jit_context_samplers(_gallivm, _ptr) \
+   lp_build_struct_get_ptr(_gallivm, _ptr, LP_JIT_CTX_SAMPLERS, "samplers")
 
-#define lp_jit_context_alpha_ref_value(_builder, _ptr) \
-   lp_build_struct_get(_builder, _ptr, LP_JIT_CTX_ALPHA_REF, "alpha_ref_value")
+#define lp_jit_context_images(_gallivm, _ptr) \
+   lp_build_struct_get_ptr(_gallivm, _ptr, LP_JIT_CTX_IMAGES, "images")
 
-#define lp_jit_context_stencil_ref_front_value(_builder, _ptr) \
-   lp_build_struct_get(_builder, _ptr, LP_JIT_CTX_STENCIL_REF_FRONT, "stencil_ref_front")
+#define lp_jit_context_alpha_ref_value(_gallivm, _ptr) \
+   lp_build_struct_get(_gallivm, _ptr, LP_JIT_CTX_ALPHA_REF, "alpha_ref_value")
 
-#define lp_jit_context_stencil_ref_back_value(_builder, _ptr) \
-   lp_build_struct_get(_builder, _ptr, LP_JIT_CTX_STENCIL_REF_BACK, "stencil_ref_back")
+#define lp_jit_context_stencil_ref_front_value(_gallivm, _ptr) \
+   lp_build_struct_get(_gallivm, _ptr, LP_JIT_CTX_STENCIL_REF_FRONT, "stencil_ref_front")
 
-#define lp_jit_context_scissor_xmin_value(_builder, _ptr) \
-   lp_build_struct_get(_builder, _ptr, LP_JIT_CTX_SCISSOR_XMIN, "scissor_xmin")
+#define lp_jit_context_stencil_ref_back_value(_gallivm, _ptr) \
+   lp_build_struct_get(_gallivm, _ptr, LP_JIT_CTX_STENCIL_REF_BACK, "stencil_ref_back")
 
-#define lp_jit_context_scissor_ymin_value(_builder, _ptr) \
-   lp_build_struct_get(_builder, _ptr, LP_JIT_CTX_SCISSOR_YMIN, "scissor_ymin")
+#define lp_jit_context_u8_blend_color(_gallivm, _ptr) \
+   lp_build_struct_get(_gallivm, _ptr, LP_JIT_CTX_U8_BLEND_COLOR, "u8_blend_color")
 
-#define lp_jit_context_scissor_xmax_value(_builder, _ptr) \
-   lp_build_struct_get(_builder, _ptr, LP_JIT_CTX_SCISSOR_XMAX, "scissor_xmax")
+#define lp_jit_context_f_blend_color(_gallivm, _ptr) \
+   lp_build_struct_get(_gallivm, _ptr, LP_JIT_CTX_F_BLEND_COLOR, "f_blend_color")
 
-#define lp_jit_context_scissor_ymax_value(_builder, _ptr) \
-   lp_build_struct_get(_builder, _ptr, LP_JIT_CTX_SCISSOR_YMAX, "scissor_ymax")
+#define lp_jit_context_viewports(_gallivm, _ptr) \
+   lp_build_struct_get(_gallivm, _ptr, LP_JIT_CTX_VIEWPORTS, "viewports")
+
+#define lp_jit_context_ssbos(_gallivm, _ptr) \
+   lp_build_struct_get_ptr(_gallivm, _ptr, LP_JIT_CTX_SSBOS, "ssbos")
+
+#define lp_jit_context_num_ssbos(_gallivm, _ptr) \
+   lp_build_struct_get_ptr(_gallivm, _ptr, LP_JIT_CTX_NUM_SSBOS, "num_ssbos")
+
+#define lp_jit_context_sample_mask(_gallivm, _ptr) \
+   lp_build_struct_get_ptr(_gallivm, _ptr, LP_JIT_CTX_SAMPLE_MASK, "sample_mask")
+
+struct lp_jit_thread_data
+{
+   struct lp_build_format_cache *cache;
+   uint64_t vis_counter;
+   uint64_t ps_invocations;
+
+   /*
+    * Non-interpolated rasterizer state passed through to the fragment shader.
+    */
+   struct {
+      uint32_t viewport_index;
+   } raster_state;
+};
+
+
+enum {
+   LP_JIT_THREAD_DATA_CACHE = 0,
+   LP_JIT_THREAD_DATA_COUNTER,
+   LP_JIT_THREAD_DATA_INVOCATIONS,
+   LP_JIT_THREAD_DATA_RASTER_STATE_VIEWPORT_INDEX,
+   LP_JIT_THREAD_DATA_COUNT
+};
 
-#define lp_jit_context_blend_color(_builder, _ptr) \
-   lp_build_struct_get(_builder, _ptr, LP_JIT_CTX_BLEND_COLOR, "blend_color")
 
-#define lp_jit_context_textures(_builder, _ptr) \
-   lp_build_struct_get_ptr(_builder, _ptr, LP_JIT_CTX_TEXTURES, "textures")
+#define lp_jit_thread_data_cache(_gallivm, _ptr) \
+   lp_build_struct_get(_gallivm, _ptr, LP_JIT_THREAD_DATA_CACHE, "cache")
 
+#define lp_jit_thread_data_counter(_gallivm, _ptr) \
+   lp_build_struct_get_ptr(_gallivm, _ptr, LP_JIT_THREAD_DATA_COUNTER, "counter")
 
+#define lp_jit_thread_data_invocations(_gallivm, _ptr) \
+   lp_build_struct_get_ptr(_gallivm, _ptr, LP_JIT_THREAD_DATA_INVOCATIONS, "invocs")
 
+#define lp_jit_thread_data_raster_state_viewport_index(_gallivm, _ptr) \
+   lp_build_struct_get(_gallivm, _ptr, \
+                       LP_JIT_THREAD_DATA_RASTER_STATE_VIEWPORT_INDEX, \
+                       "raster_state.viewport_index")
+/**
+ * typedef for fragment shader function
+ *
+ * @param context       jit context
+ * @param x             block start x
+ * @param y             block start y
+ * @param facing        is front facing
+ * @param a0            shader input a0
+ * @param dadx          shader input dadx
+ * @param dady          shader input dady
+ * @param color         color buffer
+ * @param depth         depth buffer
+ * @param mask          mask of visible pixels in block (16-bits per sample)
+ * @param thread_data   task thread data
+ * @param stride        color buffer row stride in bytes
+ * @param depth_stride  depth buffer row stride in bytes
+ */
 typedef void
 (*lp_jit_frag_func)(const struct lp_jit_context *context,
                     uint32_t x,
                     uint32_t y,
-                    float facing,
+                    uint32_t facing,
                     const void *a0,
                     const void *dadx,
                     const void *dady,
                     uint8_t **color,
-                    void *depth,
-                    const int32_t c1,
-                    const int32_t c2,
-                    const int32_t c3,
-                    const int32_t *step1,
-                    const int32_t *step2,
-                    const int32_t *step3,
-                    uint32_t *counter);
+                    uint8_t *depth,
+                    uint64_t mask,
+                    struct lp_jit_thread_data *thread_data,
+                    unsigned *stride,
+                    unsigned depth_stride,
+                    unsigned *color_sample_stride,
+                    unsigned depth_sample_stride);
+
+
+struct lp_jit_cs_thread_data
+{
+   struct lp_build_format_cache *cache;
+   void *shared;
+};
+
+enum {
+   LP_JIT_CS_THREAD_DATA_CACHE = 0,
+   LP_JIT_CS_THREAD_DATA_SHARED = 1,
+   LP_JIT_CS_THREAD_DATA_COUNT
+};
+
+
+#define lp_jit_cs_thread_data_cache(_gallivm, _ptr) \
+   lp_build_struct_get(_gallivm, _ptr, LP_JIT_CS_THREAD_DATA_CACHE, "cache")
+
+#define lp_jit_cs_thread_data_shared(_gallivm, _ptr) \
+   lp_build_struct_get(_gallivm, _ptr, LP_JIT_CS_THREAD_DATA_SHARED, "shared")
+
+struct lp_jit_cs_context
+{
+   const float *constants[LP_MAX_TGSI_CONST_BUFFERS];
+   int num_constants[LP_MAX_TGSI_CONST_BUFFERS];
+
+   struct lp_jit_texture textures[PIPE_MAX_SHADER_SAMPLER_VIEWS];
+   struct lp_jit_sampler samplers[PIPE_MAX_SAMPLERS];
+   struct lp_jit_image images[PIPE_MAX_SHADER_IMAGES];
+
+   const uint32_t *ssbos[LP_MAX_TGSI_SHADER_BUFFERS];
+   int num_ssbos[LP_MAX_TGSI_SHADER_BUFFERS];
+
+   void *kernel_args;
+
+   uint32_t shared_size;
+};
+
+/**
+ * These enum values must match the position of the fields in the
+ * lp_jit_context struct above.
+ */
+enum {
+   LP_JIT_CS_CTX_CONSTANTS = 0,
+   LP_JIT_CS_CTX_NUM_CONSTANTS,
+   LP_JIT_CS_CTX_TEXTURES, /* must match the LP_JIT_CTX_TEXTURES */
+   LP_JIT_CS_CTX_SAMPLERS,
+   LP_JIT_CS_CTX_IMAGES,
+   LP_JIT_CS_CTX_SSBOS,
+   LP_JIT_CS_CTX_NUM_SSBOS,
+   LP_JIT_CS_CTX_KERNEL_ARGS,
+   LP_JIT_CS_CTX_SHARED_SIZE,
+   LP_JIT_CS_CTX_COUNT
+};
+
+#define lp_jit_cs_context_constants(_gallivm, _ptr) \
+   lp_build_struct_get_ptr(_gallivm, _ptr, LP_JIT_CS_CTX_CONSTANTS, "constants")
+
+#define lp_jit_cs_context_num_constants(_gallivm, _ptr) \
+   lp_build_struct_get_ptr(_gallivm, _ptr, LP_JIT_CS_CTX_NUM_CONSTANTS, "num_constants")
+
+#define lp_jit_cs_context_textures(_gallivm, _ptr) \
+   lp_build_struct_get_ptr(_gallivm, _ptr, LP_JIT_CS_CTX_TEXTURES, "textures")
+
+#define lp_jit_cs_context_samplers(_gallivm, _ptr) \
+   lp_build_struct_get_ptr(_gallivm, _ptr, LP_JIT_CS_CTX_SAMPLERS, "samplers")
+
+#define lp_jit_cs_context_images(_gallivm, _ptr) \
+   lp_build_struct_get_ptr(_gallivm, _ptr, LP_JIT_CS_CTX_IMAGES, "images")
 
+#define lp_jit_cs_context_ssbos(_gallivm, _ptr) \
+   lp_build_struct_get_ptr(_gallivm, _ptr, LP_JIT_CS_CTX_SSBOS, "ssbos")
+
+#define lp_jit_cs_context_num_ssbos(_gallivm, _ptr) \
+   lp_build_struct_get_ptr(_gallivm, _ptr, LP_JIT_CS_CTX_NUM_SSBOS, "num_ssbos")
+
+#define lp_jit_cs_context_shared_size(_gallivm, _ptr) \
+   lp_build_struct_get_ptr(_gallivm, _ptr, LP_JIT_CS_CTX_SHARED_SIZE, "shared_size")
+
+#define lp_jit_cs_context_kernel_args(_gallivm, _ptr) \
+   lp_build_struct_get(_gallivm, _ptr, LP_JIT_CS_CTX_KERNEL_ARGS, "kernel_args")
+
+
+typedef void
+(*lp_jit_cs_func)(const struct lp_jit_cs_context *context,
+                  uint32_t x,
+                  uint32_t y,
+                  uint32_t z,
+                  uint32_t grid_x,
+                  uint32_t grid_y,
+                  uint32_t grid_z,
+                  uint32_t grid_size_x,
+                  uint32_t grid_size_y,
+                  uint32_t grid_size_z,
+                  uint32_t work_dim,
+                  struct lp_jit_cs_thread_data *thread_data);
 
 void
 lp_jit_screen_cleanup(struct llvmpipe_screen *screen);
 
 
-void
+boolean
 lp_jit_screen_init(struct llvmpipe_screen *screen);
 
 
+void
+lp_jit_init_types(struct lp_fragment_shader_variant *lp);
+
+void
+lp_jit_init_cs_types(struct lp_compute_shader_variant *lp);
 #endif /* LP_JIT_H */