#include "draw_context.h"
#include "draw_vs.h"
+#include "draw_gs.h"
#include "gallivm/lp_bld_arit.h"
+#include "gallivm/lp_bld_arit_overflow.h"
#include "gallivm/lp_bld_logic.h"
#include "gallivm/lp_bld_const.h"
#include "gallivm/lp_bld_swizzle.h"
#include "gallivm/lp_bld_intr.h"
#include "gallivm/lp_bld_init.h"
#include "gallivm/lp_bld_type.h"
+#include "gallivm/lp_bld_pack.h"
+#include "gallivm/lp_bld_format.h"
#include "tgsi/tgsi_exec.h"
#include "tgsi/tgsi_dump.h"
#include "util/u_math.h"
#include "util/u_pointer.h"
#include "util/u_string.h"
-#include "util/u_simple_list.h"
+#include "util/simple_list.h"
#define DEBUG_STORE 0
+static void
+draw_llvm_generate(struct draw_llvm *llvm, struct draw_llvm_variant *var,
+ boolean elts);
+
+
+struct draw_gs_llvm_iface {
+ struct lp_build_tgsi_gs_iface base;
+
+ struct draw_gs_llvm_variant *variant;
+ LLVMValueRef input;
+};
+
+static inline const struct draw_gs_llvm_iface *
+draw_gs_llvm_iface(const struct lp_build_tgsi_gs_iface *iface)
+{
+ return (const struct draw_gs_llvm_iface *)iface;
+}
+
/**
- * This function is called by the gallivm "garbage collector" when
- * the LLVM global data structures are freed. We must free all LLVM-related
- * data. Specifically, all JIT'd shader variants.
+ * Create LLVM type for draw_vertex_buffer.
*/
-static void
-draw_llvm_garbage_collect_callback(void *cb_data)
+static LLVMTypeRef
+create_jit_dvbuffer_type(struct gallivm_state *gallivm,
+ const char *struct_name)
{
- struct draw_llvm *llvm = (struct draw_llvm *) cb_data;
- struct draw_context *draw = llvm->draw;
- struct draw_llvm_variant_list_item *li;
-
- /* Ensure prepare will be run and shaders recompiled */
- assert(!draw->suspend_flushing);
- draw_do_flush(draw, DRAW_FLUSH_STATE_CHANGE);
-
- /* free all shader variants */
- li = first_elem(&llvm->vs_variants_list);
- while (!at_end(&llvm->vs_variants_list, li)) {
- struct draw_llvm_variant_list_item *next = next_elem(li);
- draw_llvm_destroy_variant(li->base);
- li = next;
- }
+ LLVMTargetDataRef target = gallivm->target;
+ LLVMTypeRef dvbuffer_type;
+ LLVMTypeRef elem_types[DRAW_JIT_DVBUFFER_NUM_FIELDS];
+ LLVMTypeRef int32_type = LLVMInt32TypeInContext(gallivm->context);
- /* Null-out these pointers so they get remade next time they're needed.
- * See the accessor functions below.
- */
- llvm->context_ptr_type = NULL;
- llvm->buffer_ptr_type = NULL;
- llvm->vb_ptr_type = NULL;
- llvm->vertex_header_ptr_type = NULL;
-}
+ elem_types[DRAW_JIT_DVBUFFER_MAP] =
+ LLVMPointerType(LLVMIntTypeInContext(gallivm->context, 8), 0);
+ elem_types[DRAW_JIT_DVBUFFER_SIZE] = int32_type;
+ dvbuffer_type = LLVMStructTypeInContext(gallivm->context, elem_types,
+ Elements(elem_types), 0);
-static void
-draw_llvm_generate(struct draw_llvm *llvm, struct draw_llvm_variant *var,
- boolean elts);
+ (void) target; /* silence unused var warning for non-debug build */
+ LP_CHECK_MEMBER_OFFSET(struct draw_vertex_buffer, map,
+ target, dvbuffer_type,
+ DRAW_JIT_DVBUFFER_MAP);
+ LP_CHECK_MEMBER_OFFSET(struct draw_vertex_buffer, size,
+ target, dvbuffer_type,
+ DRAW_JIT_DVBUFFER_SIZE);
+ return dvbuffer_type;
+}
/**
* Create LLVM type for struct draw_jit_texture
elem_types[DRAW_JIT_TEXTURE_DEPTH] =
elem_types[DRAW_JIT_TEXTURE_FIRST_LEVEL] =
elem_types[DRAW_JIT_TEXTURE_LAST_LEVEL] = int32_type;
+ elem_types[DRAW_JIT_TEXTURE_BASE] =
+ LLVMPointerType(LLVMInt8TypeInContext(gallivm->context), 0);
elem_types[DRAW_JIT_TEXTURE_ROW_STRIDE] =
elem_types[DRAW_JIT_TEXTURE_IMG_STRIDE] =
+ elem_types[DRAW_JIT_TEXTURE_MIP_OFFSETS] =
LLVMArrayType(int32_type, PIPE_MAX_TEXTURE_LEVELS);
- elem_types[DRAW_JIT_TEXTURE_DATA] =
- LLVMArrayType(LLVMPointerType(LLVMInt8TypeInContext(gallivm->context), 0),
- PIPE_MAX_TEXTURE_LEVELS);
- elem_types[DRAW_JIT_TEXTURE_MIN_LOD] =
- elem_types[DRAW_JIT_TEXTURE_MAX_LOD] =
- elem_types[DRAW_JIT_TEXTURE_LOD_BIAS] = LLVMFloatTypeInContext(gallivm->context);
- elem_types[DRAW_JIT_TEXTURE_BORDER_COLOR] =
- LLVMArrayType(LLVMFloatTypeInContext(gallivm->context), 4);
-#if HAVE_LLVM >= 0x0300
- texture_type = LLVMStructCreateNamed(gallivm->context, struct_name);
- LLVMStructSetBody(texture_type, elem_types,
- Elements(elem_types), 0);
-#else
texture_type = LLVMStructTypeInContext(gallivm->context, elem_types,
Elements(elem_types), 0);
- LLVMAddTypeName(gallivm->module, struct_name, texture_type);
-
- /* Make sure the target's struct layout cache doesn't return
- * stale/invalid data.
- */
- LLVMInvalidateStructLayout(gallivm->target, texture_type);
-#endif
-
+ (void) target; /* silence unused var warning for non-debug build */
LP_CHECK_MEMBER_OFFSET(struct draw_jit_texture, width,
target, texture_type,
DRAW_JIT_TEXTURE_WIDTH);
LP_CHECK_MEMBER_OFFSET(struct draw_jit_texture, last_level,
target, texture_type,
DRAW_JIT_TEXTURE_LAST_LEVEL);
+ LP_CHECK_MEMBER_OFFSET(struct draw_jit_texture, base,
+ target, texture_type,
+ DRAW_JIT_TEXTURE_BASE);
LP_CHECK_MEMBER_OFFSET(struct draw_jit_texture, row_stride,
target, texture_type,
DRAW_JIT_TEXTURE_ROW_STRIDE);
LP_CHECK_MEMBER_OFFSET(struct draw_jit_texture, img_stride,
target, texture_type,
DRAW_JIT_TEXTURE_IMG_STRIDE);
- LP_CHECK_MEMBER_OFFSET(struct draw_jit_texture, data,
- target, texture_type,
- DRAW_JIT_TEXTURE_DATA);
- LP_CHECK_MEMBER_OFFSET(struct draw_jit_texture, min_lod,
- target, texture_type,
- DRAW_JIT_TEXTURE_MIN_LOD);
- LP_CHECK_MEMBER_OFFSET(struct draw_jit_texture, max_lod,
- target, texture_type,
- DRAW_JIT_TEXTURE_MAX_LOD);
- LP_CHECK_MEMBER_OFFSET(struct draw_jit_texture, lod_bias,
+ LP_CHECK_MEMBER_OFFSET(struct draw_jit_texture, mip_offsets,
target, texture_type,
- DRAW_JIT_TEXTURE_LOD_BIAS);
- LP_CHECK_MEMBER_OFFSET(struct draw_jit_texture, border_color,
- target, texture_type,
- DRAW_JIT_TEXTURE_BORDER_COLOR);
+ DRAW_JIT_TEXTURE_MIP_OFFSETS);
LP_CHECK_STRUCT_SIZE(struct draw_jit_texture, target, texture_type);
/**
- * Create LLVM type for struct draw_jit_texture
+ * Create LLVM type for struct draw_jit_sampler
+ */
+static LLVMTypeRef
+create_jit_sampler_type(struct gallivm_state *gallivm, const char *struct_name)
+{
+ LLVMTargetDataRef target = gallivm->target;
+ LLVMTypeRef sampler_type;
+ LLVMTypeRef elem_types[DRAW_JIT_SAMPLER_NUM_FIELDS];
+
+ elem_types[DRAW_JIT_SAMPLER_MIN_LOD] =
+ elem_types[DRAW_JIT_SAMPLER_MAX_LOD] =
+ elem_types[DRAW_JIT_SAMPLER_LOD_BIAS] = LLVMFloatTypeInContext(gallivm->context);
+ elem_types[DRAW_JIT_SAMPLER_BORDER_COLOR] =
+ LLVMArrayType(LLVMFloatTypeInContext(gallivm->context), 4);
+
+ sampler_type = LLVMStructTypeInContext(gallivm->context, elem_types,
+ Elements(elem_types), 0);
+
+ (void) target; /* silence unused var warning for non-debug build */
+ LP_CHECK_MEMBER_OFFSET(struct draw_jit_sampler, min_lod,
+ target, sampler_type,
+ DRAW_JIT_SAMPLER_MIN_LOD);
+ LP_CHECK_MEMBER_OFFSET(struct draw_jit_sampler, max_lod,
+ target, sampler_type,
+ DRAW_JIT_SAMPLER_MAX_LOD);
+ LP_CHECK_MEMBER_OFFSET(struct draw_jit_sampler, lod_bias,
+ target, sampler_type,
+ DRAW_JIT_SAMPLER_LOD_BIAS);
+ LP_CHECK_MEMBER_OFFSET(struct draw_jit_sampler, border_color,
+ target, sampler_type,
+ DRAW_JIT_SAMPLER_BORDER_COLOR);
+
+ LP_CHECK_STRUCT_SIZE(struct draw_jit_sampler, target, sampler_type);
+
+ return sampler_type;
+}
+
+
+/**
+ * Create LLVM type for struct draw_jit_context
*/
static LLVMTypeRef
create_jit_context_type(struct gallivm_state *gallivm,
- LLVMTypeRef texture_type, const char *struct_name)
+ LLVMTypeRef texture_type, LLVMTypeRef sampler_type,
+ const char *struct_name)
{
LLVMTargetDataRef target = gallivm->target;
LLVMTypeRef float_type = LLVMFloatTypeInContext(gallivm->context);
- LLVMTypeRef elem_types[5];
+ LLVMTypeRef int_type = LLVMInt32TypeInContext(gallivm->context);
+ LLVMTypeRef elem_types[DRAW_JIT_CTX_NUM_FIELDS];
LLVMTypeRef context_type;
- elem_types[0] = LLVMPointerType(float_type, 0); /* vs_constants */
- elem_types[1] = LLVMPointerType(float_type, 0); /* gs_constants */
+ elem_types[0] = LLVMArrayType(LLVMPointerType(float_type, 0), /* vs_constants */
+ LP_MAX_TGSI_CONST_BUFFERS);
+ elem_types[1] = LLVMArrayType(int_type, /* num_vs_constants */
+ LP_MAX_TGSI_CONST_BUFFERS);
elem_types[2] = LLVMPointerType(LLVMArrayType(LLVMArrayType(float_type, 4),
DRAW_TOTAL_CLIP_PLANES), 0);
- elem_types[3] = LLVMPointerType(float_type, 0); /* viewport */
+ elem_types[3] = LLVMPointerType(float_type, 0); /* viewports */
elem_types[4] = LLVMArrayType(texture_type,
- PIPE_MAX_VERTEX_SAMPLERS); /* textures */
-#if HAVE_LLVM >= 0x0300
- context_type = LLVMStructCreateNamed(gallivm->context, struct_name);
- LLVMStructSetBody(context_type, elem_types,
- Elements(elem_types), 0);
-#else
+ PIPE_MAX_SHADER_SAMPLER_VIEWS); /* textures */
+ elem_types[5] = LLVMArrayType(sampler_type,
+ PIPE_MAX_SAMPLERS); /* samplers */
context_type = LLVMStructTypeInContext(gallivm->context, elem_types,
Elements(elem_types), 0);
- LLVMAddTypeName(gallivm->module, struct_name, context_type);
-
- LLVMInvalidateStructLayout(gallivm->target, context_type);
-#endif
+ (void) target; /* silence unused var warning for non-debug build */
LP_CHECK_MEMBER_OFFSET(struct draw_jit_context, vs_constants,
- target, context_type, 0);
- LP_CHECK_MEMBER_OFFSET(struct draw_jit_context, gs_constants,
- target, context_type, 1);
+ target, context_type, DRAW_JIT_CTX_CONSTANTS);
+ LP_CHECK_MEMBER_OFFSET(struct draw_jit_context, num_vs_constants,
+ target, context_type, DRAW_JIT_CTX_NUM_CONSTANTS);
LP_CHECK_MEMBER_OFFSET(struct draw_jit_context, planes,
- target, context_type, 2);
+ target, context_type, DRAW_JIT_CTX_PLANES);
+ LP_CHECK_MEMBER_OFFSET(struct draw_jit_context, viewports,
+ target, context_type, DRAW_JIT_CTX_VIEWPORT);
LP_CHECK_MEMBER_OFFSET(struct draw_jit_context, textures,
target, context_type,
DRAW_JIT_CTX_TEXTURES);
+ LP_CHECK_MEMBER_OFFSET(struct draw_jit_context, samplers,
+ target, context_type,
+ DRAW_JIT_CTX_SAMPLERS);
LP_CHECK_STRUCT_SIZE(struct draw_jit_context,
target, context_type);
}
+/**
+ * Create LLVM type for struct draw_gs_jit_context
+ */
+static LLVMTypeRef
+create_gs_jit_context_type(struct gallivm_state *gallivm,
+ unsigned vector_length,
+ LLVMTypeRef texture_type, LLVMTypeRef sampler_type,
+ const char *struct_name)
+{
+ LLVMTargetDataRef target = gallivm->target;
+ LLVMTypeRef float_type = LLVMFloatTypeInContext(gallivm->context);
+ LLVMTypeRef int_type = LLVMInt32TypeInContext(gallivm->context);
+ LLVMTypeRef elem_types[DRAW_GS_JIT_CTX_NUM_FIELDS];
+ LLVMTypeRef context_type;
+
+ elem_types[0] = LLVMArrayType(LLVMPointerType(float_type, 0), /* constants */
+ LP_MAX_TGSI_CONST_BUFFERS);
+ elem_types[1] = LLVMArrayType(int_type, /* num_constants */
+ LP_MAX_TGSI_CONST_BUFFERS);
+ elem_types[2] = LLVMPointerType(LLVMArrayType(LLVMArrayType(float_type, 4),
+ DRAW_TOTAL_CLIP_PLANES), 0);
+ elem_types[3] = LLVMPointerType(float_type, 0); /* viewports */
+
+ elem_types[4] = LLVMArrayType(texture_type,
+ PIPE_MAX_SHADER_SAMPLER_VIEWS); /* textures */
+ elem_types[5] = LLVMArrayType(sampler_type,
+ PIPE_MAX_SAMPLERS); /* samplers */
+
+ elem_types[6] = LLVMPointerType(LLVMPointerType(int_type, 0), 0);
+ elem_types[7] = LLVMPointerType(LLVMVectorType(int_type,
+ vector_length), 0);
+ elem_types[8] = LLVMPointerType(LLVMVectorType(int_type,
+ vector_length), 0);
+
+ context_type = LLVMStructTypeInContext(gallivm->context, elem_types,
+ Elements(elem_types), 0);
+
+ (void) target; /* silence unused var warning for non-debug build */
+ LP_CHECK_MEMBER_OFFSET(struct draw_gs_jit_context, constants,
+ target, context_type, DRAW_GS_JIT_CTX_CONSTANTS);
+ LP_CHECK_MEMBER_OFFSET(struct draw_gs_jit_context, num_constants,
+ target, context_type, DRAW_GS_JIT_CTX_NUM_CONSTANTS);
+ LP_CHECK_MEMBER_OFFSET(struct draw_gs_jit_context, planes,
+ target, context_type, DRAW_GS_JIT_CTX_PLANES);
+ LP_CHECK_MEMBER_OFFSET(struct draw_gs_jit_context, viewports,
+ target, context_type, DRAW_GS_JIT_CTX_VIEWPORT);
+ LP_CHECK_MEMBER_OFFSET(struct draw_gs_jit_context, textures,
+ target, context_type,
+ DRAW_GS_JIT_CTX_TEXTURES);
+ LP_CHECK_MEMBER_OFFSET(struct draw_gs_jit_context, samplers,
+ target, context_type,
+ DRAW_GS_JIT_CTX_SAMPLERS);
+ LP_CHECK_MEMBER_OFFSET(struct draw_gs_jit_context, prim_lengths,
+ target, context_type,
+ DRAW_GS_JIT_CTX_PRIM_LENGTHS);
+ LP_CHECK_MEMBER_OFFSET(struct draw_gs_jit_context, emitted_vertices,
+ target, context_type,
+ DRAW_GS_JIT_CTX_EMITTED_VERTICES);
+ LP_CHECK_MEMBER_OFFSET(struct draw_gs_jit_context, emitted_prims,
+ target, context_type,
+ DRAW_GS_JIT_CTX_EMITTED_PRIMS);
+ LP_CHECK_STRUCT_SIZE(struct draw_gs_jit_context,
+ target, context_type);
+
+ return context_type;
+}
+
+
+static LLVMTypeRef
+create_gs_jit_input_type(struct gallivm_state *gallivm)
+{
+ LLVMTypeRef float_type = LLVMFloatTypeInContext(gallivm->context);
+ LLVMTypeRef input_array;
+
+ input_array = LLVMVectorType(float_type, TGSI_NUM_CHANNELS); /* num primitives */
+ input_array = LLVMArrayType(input_array, TGSI_NUM_CHANNELS); /* num channels */
+ input_array = LLVMArrayType(input_array, PIPE_MAX_SHADER_INPUTS); /* num attrs per vertex */
+ input_array = LLVMPointerType(input_array, 0); /* num vertices per prim */
+
+ return input_array;
+}
+
/**
* Create LLVM type for struct pipe_vertex_buffer
*/
static LLVMTypeRef
-create_jit_vertex_buffer_type(struct gallivm_state *gallivm, const char *struct_name)
+create_jit_vertex_buffer_type(struct gallivm_state *gallivm,
+ const char *struct_name)
{
LLVMTargetDataRef target = gallivm->target;
- LLVMTypeRef elem_types[3];
+ LLVMTypeRef elem_types[4];
LLVMTypeRef vb_type;
elem_types[0] =
elem_types[1] = LLVMInt32TypeInContext(gallivm->context);
- elem_types[2] = LLVMPointerType(LLVMInt8TypeInContext(gallivm->context), 0); /* vs_constants */
+ elem_types[2] =
+ elem_types[3] = LLVMPointerType(LLVMInt8TypeInContext(gallivm->context), 0);
-#if HAVE_LLVM >= 0x0300
- vb_type = LLVMStructCreateNamed(gallivm->context, struct_name);
- LLVMStructSetBody(vb_type, elem_types,
- Elements(elem_types), 0);
-#else
vb_type = LLVMStructTypeInContext(gallivm->context, elem_types,
Elements(elem_types), 0);
- LLVMAddTypeName(gallivm->module, struct_name, vb_type);
-
- LLVMInvalidateStructLayout(gallivm->target, vb_type);
-#endif
+ (void) target; /* silence unused var warning for non-debug build */
LP_CHECK_MEMBER_OFFSET(struct pipe_vertex_buffer, stride,
target, vb_type, 0);
LP_CHECK_MEMBER_OFFSET(struct pipe_vertex_buffer, buffer_offset,
create_jit_vertex_header(struct gallivm_state *gallivm, int data_elems)
{
LLVMTargetDataRef target = gallivm->target;
- LLVMTypeRef elem_types[4];
+ LLVMTypeRef elem_types[3];
LLVMTypeRef vertex_header;
char struct_name[24];
util_snprintf(struct_name, 23, "vertex_header%d", data_elems);
elem_types[DRAW_JIT_VERTEX_VERTEX_ID] = LLVMIntTypeInContext(gallivm->context, 32);
- elem_types[DRAW_JIT_VERTEX_CLIP] = LLVMArrayType(LLVMFloatTypeInContext(gallivm->context), 4);
- elem_types[DRAW_JIT_VERTEX_PRE_CLIP_POS] = LLVMArrayType(LLVMFloatTypeInContext(gallivm->context), 4);
+ elem_types[DRAW_JIT_VERTEX_CLIP_POS] = LLVMArrayType(LLVMFloatTypeInContext(gallivm->context), 4);
elem_types[DRAW_JIT_VERTEX_DATA] = LLVMArrayType(elem_types[1], data_elems);
-#if HAVE_LLVM >= 0x0300
- vertex_header = LLVMStructCreateNamed(gallivm->context, struct_name);
- LLVMStructSetBody(vertex_header, elem_types,
- Elements(elem_types), 0);
-#else
vertex_header = LLVMStructTypeInContext(gallivm->context, elem_types,
Elements(elem_types), 0);
- LLVMAddTypeName(gallivm->module, struct_name, vertex_header);
-
- LLVMInvalidateStructLayout(gallivm->target, vertex_header);
-#endif
/* these are bit-fields and we can't take address of them
LP_CHECK_MEMBER_OFFSET(struct vertex_header, clipmask,
target, vertex_header,
DRAW_JIT_VERTEX_VERTEX_ID);
*/
- LP_CHECK_MEMBER_OFFSET(struct vertex_header, clip,
- target, vertex_header,
- DRAW_JIT_VERTEX_CLIP);
- LP_CHECK_MEMBER_OFFSET(struct vertex_header, pre_clip_pos,
+ (void) target; /* silence unused var warning for non-debug build */
+ LP_CHECK_MEMBER_OFFSET(struct vertex_header, clip_pos,
target, vertex_header,
- DRAW_JIT_VERTEX_PRE_CLIP_POS);
+ DRAW_JIT_VERTEX_CLIP_POS);
LP_CHECK_MEMBER_OFFSET(struct vertex_header, data,
target, vertex_header,
DRAW_JIT_VERTEX_DATA);
+ assert(LLVMABISizeOfType(target, vertex_header) ==
+ offsetof(struct vertex_header, data[data_elems]));
+
return vertex_header;
}
* Create LLVM types for various structures.
*/
static void
-create_jit_types(struct draw_llvm *llvm)
+create_jit_types(struct draw_llvm_variant *variant)
{
- struct gallivm_state *gallivm = llvm->gallivm;
- LLVMTypeRef texture_type, context_type, buffer_type, vb_type;
+ struct gallivm_state *gallivm = variant->gallivm;
+ LLVMTypeRef texture_type, sampler_type, context_type, buffer_type,
+ vb_type;
texture_type = create_jit_texture_type(gallivm, "texture");
+ sampler_type = create_jit_sampler_type(gallivm, "sampler");
- context_type = create_jit_context_type(gallivm, texture_type, "draw_jit_context");
- llvm->context_ptr_type = LLVMPointerType(context_type, 0);
-
- buffer_type = LLVMPointerType(LLVMIntTypeInContext(gallivm->context, 8), 0);
- llvm->buffer_ptr_type = LLVMPointerType(buffer_type, 0);
+ context_type = create_jit_context_type(gallivm, texture_type, sampler_type,
+ "draw_jit_context");
+ variant->context_ptr_type = LLVMPointerType(context_type, 0);
+ buffer_type = create_jit_dvbuffer_type(gallivm, "draw_vertex_buffer");
+ variant->buffer_ptr_type = LLVMPointerType(buffer_type, 0);
+
vb_type = create_jit_vertex_buffer_type(gallivm, "pipe_vertex_buffer");
- llvm->vb_ptr_type = LLVMPointerType(vb_type, 0);
+ variant->vb_ptr_type = LLVMPointerType(vb_type, 0);
}
static LLVMTypeRef
-get_context_ptr_type(struct draw_llvm *llvm)
+get_context_ptr_type(struct draw_llvm_variant *variant)
{
- if (!llvm->context_ptr_type)
- create_jit_types(llvm);
- return llvm->context_ptr_type;
+ if (!variant->context_ptr_type)
+ create_jit_types(variant);
+ return variant->context_ptr_type;
}
static LLVMTypeRef
-get_buffer_ptr_type(struct draw_llvm *llvm)
+get_buffer_ptr_type(struct draw_llvm_variant *variant)
{
- if (!llvm->buffer_ptr_type)
- create_jit_types(llvm);
- return llvm->buffer_ptr_type;
+ if (!variant->buffer_ptr_type)
+ create_jit_types(variant);
+ return variant->buffer_ptr_type;
}
static LLVMTypeRef
-get_vb_ptr_type(struct draw_llvm *llvm)
+get_vb_ptr_type(struct draw_llvm_variant *variant)
{
- if (!llvm->vb_ptr_type)
- create_jit_types(llvm);
- return llvm->vb_ptr_type;
+ if (!variant->vb_ptr_type)
+ create_jit_types(variant);
+ return variant->vb_ptr_type;
}
static LLVMTypeRef
-get_vertex_header_ptr_type(struct draw_llvm *llvm)
+get_vertex_header_ptr_type(struct draw_llvm_variant *variant)
{
- if (!llvm->vertex_header_ptr_type)
- create_jit_types(llvm);
- return llvm->vertex_header_ptr_type;
+ if (!variant->vertex_header_ptr_type)
+ create_jit_types(variant);
+ return variant->vertex_header_ptr_type;
}
* Create per-context LLVM info.
*/
struct draw_llvm *
-draw_llvm_create(struct draw_context *draw, struct gallivm_state *gallivm)
+draw_llvm_create(struct draw_context *draw, LLVMContextRef context)
{
struct draw_llvm *llvm;
+ if (!lp_build_init())
+ return NULL;
+
llvm = CALLOC_STRUCT( draw_llvm );
if (!llvm)
return NULL;
- lp_build_init();
-
llvm->draw = draw;
- llvm->gallivm = gallivm;
- if (gallivm_debug & GALLIVM_DEBUG_IR) {
- LLVMDumpModule(llvm->gallivm->module);
+ llvm->context = context;
+ if (!llvm->context) {
+ llvm->context = LLVMContextCreate();
+ llvm->context_owned = true;
}
+ if (!llvm->context)
+ goto fail;
llvm->nr_variants = 0;
make_empty_list(&llvm->vs_variants_list);
- gallivm_register_garbage_collector_callback(
- draw_llvm_garbage_collect_callback, llvm);
+ llvm->nr_gs_variants = 0;
+ make_empty_list(&llvm->gs_variants_list);
return llvm;
+
+fail:
+ draw_llvm_destroy(llvm);
+ return NULL;
}
void
draw_llvm_destroy(struct draw_llvm *llvm)
{
- gallivm_remove_garbage_collector_callback(
- draw_llvm_garbage_collect_callback, llvm);
+ if (llvm->context_owned)
+ LLVMContextDispose(llvm->context);
+ llvm->context = NULL;
/* XXX free other draw_llvm data? */
FREE(llvm);
*/
struct draw_llvm_variant *
draw_llvm_create_variant(struct draw_llvm *llvm,
- unsigned num_inputs,
- const struct draw_llvm_variant_key *key)
+ unsigned num_inputs,
+ const struct draw_llvm_variant_key *key)
{
struct draw_llvm_variant *variant;
struct llvm_vertex_shader *shader =
llvm_vertex_shader(llvm->draw->vs.vertex_shader);
LLVMTypeRef vertex_header;
+ char module_name[64];
variant = MALLOC(sizeof *variant +
- shader->variant_key_size -
- sizeof variant->key);
- if (variant == NULL)
+ shader->variant_key_size -
+ sizeof variant->key);
+ if (!variant)
return NULL;
variant->llvm = llvm;
+ variant->shader = shader;
+
+ util_snprintf(module_name, sizeof(module_name), "draw_llvm_vs_variant%u",
+ variant->shader->variants_cached);
+
+ variant->gallivm = gallivm_create(module_name, llvm->context);
+
+ create_jit_types(variant);
memcpy(&variant->key, key, shader->variant_key_size);
- vertex_header = create_jit_vertex_header(llvm->gallivm, num_inputs);
+ if (gallivm_debug & (GALLIVM_DEBUG_TGSI | GALLIVM_DEBUG_IR)) {
+ tgsi_dump(llvm->draw->vs.vertex_shader->state.tokens, 0);
+ draw_llvm_dump_variant_key(&variant->key);
+ }
+
+ vertex_header = create_jit_vertex_header(variant->gallivm, num_inputs);
- llvm->vertex_header_ptr_type = LLVMPointerType(vertex_header, 0);
+ variant->vertex_header_ptr_type = LLVMPointerType(vertex_header, 0);
draw_llvm_generate(llvm, variant, FALSE); /* linear */
draw_llvm_generate(llvm, variant, TRUE); /* elts */
- variant->shader = shader;
+ gallivm_compile_module(variant->gallivm);
+
+ variant->jit_func = (draw_jit_vert_func)
+ gallivm_jit_function(variant->gallivm, variant->function);
+
+ variant->jit_func_elts = (draw_jit_vert_func_elts)
+ gallivm_jit_function(variant->gallivm, variant->function_elts);
+
+ gallivm_free_ir(variant->gallivm);
+
variant->list_item_global.base = variant;
variant->list_item_local.base = variant;
/*variant->no = */shader->variants_created++;
static void
-generate_vs(struct draw_llvm *llvm,
+generate_vs(struct draw_llvm_variant *variant,
LLVMBuilderRef builder,
+ struct lp_type vs_type,
LLVMValueRef (*outputs)[TGSI_NUM_CHANNELS],
const LLVMValueRef (*inputs)[TGSI_NUM_CHANNELS],
- LLVMValueRef system_values_array,
+ const struct lp_bld_tgsi_system_values *system_values,
LLVMValueRef context_ptr,
struct lp_build_sampler_soa *draw_sampler,
boolean clamp_vertex_color)
{
+ struct draw_llvm *llvm = variant->llvm;
const struct tgsi_token *tokens = llvm->draw->vs.vertex_shader->state.tokens;
- struct lp_type vs_type;
- LLVMValueRef consts_ptr = draw_jit_context_vs_constants(llvm->gallivm, context_ptr);
- struct lp_build_sampler_soa *sampler = 0;
-
- memset(&vs_type, 0, sizeof vs_type);
- vs_type.floating = TRUE; /* floating point values */
- vs_type.sign = TRUE; /* values are signed */
- vs_type.norm = FALSE; /* values are not limited to [0,1] or [-1,1] */
- vs_type.width = 32; /* 32-bit float */
- vs_type.length = 4; /* 4 elements per vector */
-#if 0
- num_vs = 4; /* number of vertices per block */
-#endif
-
- if (gallivm_debug & GALLIVM_DEBUG_IR) {
- tgsi_dump(tokens, 0);
- }
+ LLVMValueRef consts_ptr =
+ draw_jit_context_vs_constants(variant->gallivm, context_ptr);
+ LLVMValueRef num_consts_ptr =
+ draw_jit_context_num_vs_constants(variant->gallivm, context_ptr);
- if (llvm->draw->num_sampler_views && llvm->draw->num_samplers)
- sampler = draw_sampler;
-
- lp_build_tgsi_soa(llvm->gallivm,
+ lp_build_tgsi_soa(variant->gallivm,
tokens,
vs_type,
NULL /*struct lp_build_mask_context *mask*/,
consts_ptr,
- system_values_array,
- NULL /*pos*/,
+ num_consts_ptr,
+ system_values,
inputs,
outputs,
- sampler,
- &llvm->draw->vs.vertex_shader->info);
+ context_ptr,
+ NULL,
+ draw_sampler,
+ &llvm->draw->vs.vertex_shader->info,
+ NULL);
{
LLVMValueRef out;
unsigned chan, attrib;
struct lp_build_context bld;
struct tgsi_shader_info* info = &llvm->draw->vs.vertex_shader->info;
- lp_build_context_init(&bld, llvm->gallivm, vs_type);
+ lp_build_context_init(&bld, variant->gallivm, vs_type);
for (attrib = 0; attrib < info->num_outputs; ++attrib) {
for (chan = 0; chan < TGSI_NUM_CHANNELS; ++chan) {
LLVMBuildStore(builder, out, outputs[attrib][chan]);
}
break;
- case TGSI_SEMANTIC_FOG:
- if (chan == 1 || chan == 2)
- LLVMBuildStore(builder, bld.zero, outputs[attrib][chan]);
- else if (chan == 3)
- LLVMBuildStore(builder, bld.one, outputs[attrib][chan]);
- break;
}
}
}
}
}
-
-#if DEBUG_STORE
-static void print_vectorf(LLVMBuilderRef builder,
- LLVMValueRef vec)
-{
- LLVMValueRef val[4];
- val[0] = LLVMBuildExtractElement(builder, vec,
- lp_build_const_int32(gallivm, 0), "");
- val[1] = LLVMBuildExtractElement(builder, vec,
- lp_build_const_int32(gallivm, 1), "");
- val[2] = LLVMBuildExtractElement(builder, vec,
- lp_build_const_int32(gallivm, 2), "");
- val[3] = LLVMBuildExtractElement(builder, vec,
- lp_build_const_int32(gallivm, 3), "");
- lp_build_printf(builder, "vector = [%f, %f, %f, %f]\n",
- val[0], val[1], val[2], val[3]);
-}
-#endif
-
-
static void
generate_fetch(struct gallivm_state *gallivm,
+ struct draw_context *draw,
LLVMValueRef vbuffers_ptr,
LLVMValueRef *res,
struct pipe_vertex_element *velem,
LLVMValueRef vbuf,
LLVMValueRef index,
- LLVMValueRef instance_id)
+ LLVMValueRef instance_id,
+ LLVMValueRef start_instance)
{
+ const struct util_format_description *format_desc =
+ util_format_description(velem->src_format);
+ LLVMValueRef zero = LLVMConstNull(LLVMInt32TypeInContext(gallivm->context));
LLVMBuilderRef builder = gallivm->builder;
LLVMValueRef indices =
LLVMConstInt(LLVMInt64TypeInContext(gallivm->context),
&indices, 1, "");
LLVMValueRef vb_stride = draw_jit_vbuffer_stride(gallivm, vbuf);
LLVMValueRef vb_buffer_offset = draw_jit_vbuffer_offset(gallivm, vbuf);
+ LLVMValueRef map_ptr = draw_jit_dvbuffer_map(gallivm, vbuffer_ptr);
+ LLVMValueRef buffer_size = draw_jit_dvbuffer_size(gallivm, vbuffer_ptr);
LLVMValueRef stride;
+ LLVMValueRef buffer_overflowed;
+ LLVMValueRef needed_buffer_size;
+ LLVMValueRef temp_ptr =
+ lp_build_alloca(gallivm,
+ lp_build_vec_type(gallivm, lp_float32_vec4_type()), "");
+ LLVMValueRef ofbit = NULL;
+ struct lp_build_if_state if_ctx;
if (velem->instance_divisor) {
- /* array index = instance_id / instance_divisor */
- index = LLVMBuildUDiv(builder, instance_id,
- lp_build_const_int32(gallivm, velem->instance_divisor),
- "instance_divisor");
+ /* Index is equal to the start instance plus the number of current
+ * instance divided by the divisor. In this case we compute it as:
+ * index = start_instance + (instance_id / divisor)
+ */
+ LLVMValueRef current_instance;
+ current_instance = LLVMBuildUDiv(builder, instance_id,
+ lp_build_const_int32(gallivm, velem->instance_divisor),
+ "instance_divisor");
+ index = lp_build_uadd_overflow(gallivm, start_instance,
+ current_instance, &ofbit);
}
- stride = LLVMBuildMul(builder, vb_stride, index, "");
-
- vbuffer_ptr = LLVMBuildLoad(builder, vbuffer_ptr, "vbuffer");
-
- stride = LLVMBuildAdd(builder, stride,
- vb_buffer_offset,
- "");
- stride = LLVMBuildAdd(builder, stride,
- lp_build_const_int32(gallivm, velem->src_offset),
- "");
-
- /*lp_build_printf(builder, "vbuf index = %d, stride is %d\n", indices, stride);*/
- vbuffer_ptr = LLVMBuildGEP(builder, vbuffer_ptr, &stride, 1, "");
-
- *res = draw_llvm_translate_from(gallivm, vbuffer_ptr, velem->src_format);
-}
-
+ stride = lp_build_umul_overflow(gallivm, vb_stride, index, &ofbit);
+ stride = lp_build_uadd_overflow(gallivm, stride, vb_buffer_offset, &ofbit);
+ stride = lp_build_uadd_overflow(
+ gallivm, stride,
+ lp_build_const_int32(gallivm, velem->src_offset), &ofbit);
+ needed_buffer_size = lp_build_uadd_overflow(
+ gallivm, stride,
+ lp_build_const_int32(gallivm,
+ util_format_get_blocksize(velem->src_format)),
+ &ofbit);
+
+ buffer_overflowed = LLVMBuildICmp(builder, LLVMIntUGT,
+ needed_buffer_size, buffer_size,
+ "buffer_overflowed");
+ buffer_overflowed = LLVMBuildOr(builder, buffer_overflowed, ofbit, "");
+#if 0
+ lp_build_printf(gallivm, "vbuf index = %u, vb_stride is %u\n",
+ index, vb_stride);
+ lp_build_printf(gallivm, " vb_buffer_offset = %u, src_offset is %u\n",
+ vb_buffer_offset,
+ lp_build_const_int32(gallivm, velem->src_offset));
+ lp_build_print_value(gallivm, " blocksize = ",
+ lp_build_const_int32(
+ gallivm,
+ util_format_get_blocksize(velem->src_format)));
+ lp_build_printf(gallivm, " instance_id = %u\n", instance_id);
+ lp_build_printf(gallivm, " stride = %u\n", stride);
+ lp_build_printf(gallivm, " buffer size = %u\n", buffer_size);
+ lp_build_printf(gallivm, " needed_buffer_size = %u\n", needed_buffer_size);
+ lp_build_print_value(gallivm, " buffer overflowed = ", buffer_overflowed);
+#endif
-static LLVMValueRef
-aos_to_soa(struct gallivm_state *gallivm,
- LLVMValueRef val0,
- LLVMValueRef val1,
- LLVMValueRef val2,
- LLVMValueRef val3,
- LLVMValueRef channel)
-{
- LLVMBuilderRef builder = gallivm->builder;
- LLVMValueRef ex, res;
-
- ex = LLVMBuildExtractElement(builder, val0,
- channel, "");
- res = LLVMBuildInsertElement(builder,
- LLVMConstNull(LLVMTypeOf(val0)),
- ex,
- lp_build_const_int32(gallivm, 0),
- "");
-
- ex = LLVMBuildExtractElement(builder, val1,
- channel, "");
- res = LLVMBuildInsertElement(builder,
- res, ex,
- lp_build_const_int32(gallivm, 1),
- "");
-
- ex = LLVMBuildExtractElement(builder, val2,
- channel, "");
- res = LLVMBuildInsertElement(builder,
- res, ex,
- lp_build_const_int32(gallivm, 2),
- "");
-
- ex = LLVMBuildExtractElement(builder, val3,
- channel, "");
- res = LLVMBuildInsertElement(builder,
- res, ex,
- lp_build_const_int32(gallivm, 3),
- "");
+ lp_build_if(&if_ctx, gallivm, buffer_overflowed);
+ {
+ LLVMValueRef val =
+ lp_build_const_vec(gallivm, lp_float32_vec4_type(), 0);
+ LLVMBuildStore(builder, val, temp_ptr);
+ }
+ lp_build_else(&if_ctx);
+ {
+ LLVMValueRef val;
+ map_ptr = LLVMBuildGEP(builder, map_ptr, &stride, 1, "");
+
+ val = lp_build_fetch_rgba_aos(gallivm,
+ format_desc,
+ lp_float32_vec4_type(),
+ FALSE,
+ map_ptr,
+ zero, zero, zero,
+ NULL);
+ LLVMBuildStore(builder, val, temp_ptr);
+ }
+ lp_build_endif(&if_ctx);
- return res;
+ *res = LLVMBuildLoad(builder, temp_ptr, "aos");
}
-
static void
-soa_to_aos(struct gallivm_state *gallivm,
- LLVMValueRef soa[TGSI_NUM_CHANNELS],
- LLVMValueRef aos[TGSI_NUM_CHANNELS])
+convert_to_soa(struct gallivm_state *gallivm,
+ LLVMValueRef (*src_aos)[LP_MAX_VECTOR_WIDTH / 32],
+ LLVMValueRef (*dst_soa)[TGSI_NUM_CHANNELS],
+ unsigned num_attribs, const struct lp_type soa_type)
{
- LLVMBuilderRef builder = gallivm->builder;
- LLVMValueRef comp;
- int i = 0;
+ unsigned i, j, k;
+ struct lp_type aos_channel_type = soa_type;
debug_assert(TGSI_NUM_CHANNELS == 4);
+ debug_assert((soa_type.length % TGSI_NUM_CHANNELS) == 0);
- aos[0] = LLVMConstNull(LLVMTypeOf(soa[0]));
- aos[1] = aos[2] = aos[3] = aos[0];
-
- for (i = 0; i < TGSI_NUM_CHANNELS; ++i) {
- LLVMValueRef channel = lp_build_const_int32(gallivm, i);
+ aos_channel_type.length >>= 1;
- comp = LLVMBuildExtractElement(builder, soa[i],
- lp_build_const_int32(gallivm, 0), "");
- aos[0] = LLVMBuildInsertElement(builder, aos[0], comp, channel, "");
-
- comp = LLVMBuildExtractElement(builder, soa[i],
- lp_build_const_int32(gallivm, 1), "");
- aos[1] = LLVMBuildInsertElement(builder, aos[1], comp, channel, "");
-
- comp = LLVMBuildExtractElement(builder, soa[i],
- lp_build_const_int32(gallivm, 2), "");
- aos[2] = LLVMBuildInsertElement(builder, aos[2], comp, channel, "");
-
- comp = LLVMBuildExtractElement(builder, soa[i],
- lp_build_const_int32(gallivm, 3), "");
- aos[3] = LLVMBuildInsertElement(builder, aos[3], comp, channel, "");
+ for (i = 0; i < num_attribs; ++i) {
+ LLVMValueRef aos_channels[TGSI_NUM_CHANNELS];
+ unsigned pixels_per_channel = soa_type.length / TGSI_NUM_CHANNELS;
- }
-}
+ for (j = 0; j < TGSI_NUM_CHANNELS; ++j) {
+ LLVMValueRef channel[LP_MAX_VECTOR_LENGTH] = { 0 };
+ assert(pixels_per_channel <= LP_MAX_VECTOR_LENGTH);
-static void
-convert_to_soa(struct gallivm_state *gallivm,
- LLVMValueRef (*aos)[TGSI_NUM_CHANNELS],
- LLVMValueRef (*soa)[TGSI_NUM_CHANNELS],
- int num_attribs)
-{
- int i;
+ for (k = 0; k < pixels_per_channel; ++k) {
+ channel[k] = src_aos[i][j + TGSI_NUM_CHANNELS * k];
+ }
- debug_assert(TGSI_NUM_CHANNELS == 4);
+ aos_channels[j] = lp_build_concat(gallivm, channel, aos_channel_type, pixels_per_channel);
+ }
- for (i = 0; i < num_attribs; ++i) {
- LLVMValueRef val0 = aos[i][0];
- LLVMValueRef val1 = aos[i][1];
- LLVMValueRef val2 = aos[i][2];
- LLVMValueRef val3 = aos[i][3];
-
- soa[i][0] = aos_to_soa(gallivm, val0, val1, val2, val3,
- lp_build_const_int32(gallivm, 0));
- soa[i][1] = aos_to_soa(gallivm, val0, val1, val2, val3,
- lp_build_const_int32(gallivm, 1));
- soa[i][2] = aos_to_soa(gallivm, val0, val1, val2, val3,
- lp_build_const_int32(gallivm, 2));
- soa[i][3] = aos_to_soa(gallivm, val0, val1, val2, val3,
- lp_build_const_int32(gallivm, 3));
+ lp_build_transpose_aos(gallivm, soa_type, aos_channels, dst_soa[i]);
}
}
store_aos(struct gallivm_state *gallivm,
LLVMValueRef io_ptr,
LLVMValueRef index,
- LLVMValueRef value,
- LLVMValueRef clipmask, boolean have_clipdist)
+ LLVMValueRef value)
{
+ LLVMTypeRef data_ptr_type = LLVMPointerType(lp_build_vec_type(gallivm, lp_float32_vec4_type()), 0);
LLVMBuilderRef builder = gallivm->builder;
- LLVMValueRef id_ptr = draw_jit_header_id(gallivm, io_ptr);
LLVMValueRef data_ptr = draw_jit_header_data(gallivm, io_ptr);
LLVMValueRef indices[3];
- LLVMValueRef val;
- int vertex_id_pad_edgeflag;
indices[0] = lp_build_const_int32(gallivm, 0);
indices[1] = index;
indices[2] = lp_build_const_int32(gallivm, 0);
- /* If this assertion fails, it means we need to update the bit twidding
- * code here. See struct vertex_header in draw_private.h.
- */
- assert(DRAW_TOTAL_CLIP_PLANES==14);
- /* initialize vertex id:16 = 0xffff, have_clipdist:1 = 0, edgeflag:1 = 1 */
- vertex_id_pad_edgeflag = (0xffff << 16) | (1 << DRAW_TOTAL_CLIP_PLANES);
- if (have_clipdist)
- vertex_id_pad_edgeflag |= 1 << (DRAW_TOTAL_CLIP_PLANES+1);
- val = lp_build_const_int32(gallivm, vertex_id_pad_edgeflag);
- /* OR with the clipmask */
- val = LLVMBuildOr(builder, val, clipmask, "");
-
- /* store vertex header */
- LLVMBuildStore(builder, val, id_ptr);
-
+ data_ptr = LLVMBuildGEP(builder, data_ptr, indices, 3, "");
+ data_ptr = LLVMBuildPointerCast(builder, data_ptr, data_ptr_type, "");
#if DEBUG_STORE
- lp_build_printf(builder, " ---- %p storing attribute %d (io = %p)\n", data_ptr, index, io_ptr);
+ lp_build_printf(gallivm, " ---- %p storing attribute %d (io = %p)\n", data_ptr, index, io_ptr);
#endif
-#if 0
- /*lp_build_printf(builder, " ---- %p storing at %d (%p) ", io_ptr, index, data_ptr);
- print_vectorf(builder, value);*/
- data_ptr = LLVMBuildBitCast(builder, data_ptr,
- LLVMPointerType(LLVMArrayType(LLVMVectorType(LLVMFloatTypeInContext(gallivm->context), 4), 0), 0),
- "datavec");
- data_ptr = LLVMBuildGEP(builder, data_ptr, indices, 2, "");
-
- LLVMBuildStore(builder, value, data_ptr);
-#else
- {
- LLVMValueRef x, y, z, w;
- LLVMValueRef idx0, idx1, idx2, idx3;
- LLVMValueRef gep0, gep1, gep2, gep3;
- data_ptr = LLVMBuildGEP(builder, data_ptr, indices, 3, "");
-
- idx0 = lp_build_const_int32(gallivm, 0);
- idx1 = lp_build_const_int32(gallivm, 1);
- idx2 = lp_build_const_int32(gallivm, 2);
- idx3 = lp_build_const_int32(gallivm, 3);
-
- x = LLVMBuildExtractElement(builder, value,
- idx0, "");
- y = LLVMBuildExtractElement(builder, value,
- idx1, "");
- z = LLVMBuildExtractElement(builder, value,
- idx2, "");
- w = LLVMBuildExtractElement(builder, value,
- idx3, "");
-
- gep0 = LLVMBuildGEP(builder, data_ptr, &idx0, 1, "");
- gep1 = LLVMBuildGEP(builder, data_ptr, &idx1, 1, "");
- gep2 = LLVMBuildGEP(builder, data_ptr, &idx2, 1, "");
- gep3 = LLVMBuildGEP(builder, data_ptr, &idx3, 1, "");
-
- /*lp_build_printf(builder, "##### x = %f (%p), y = %f (%p), z = %f (%p), w = %f (%p)\n",
- x, gep0, y, gep1, z, gep2, w, gep3);*/
- LLVMBuildStore(builder, x, gep0);
- LLVMBuildStore(builder, y, gep1);
- LLVMBuildStore(builder, z, gep2);
- LLVMBuildStore(builder, w, gep3);
+
+ /* Unaligned store due to the vertex header */
+ LLVMSetAlignment(LLVMBuildStore(builder, value, data_ptr), sizeof(float));
+}
+
+/**
+ * Adjust the mask to architecture endianess. The mask will the store in struct:
+ *
+ * struct vertex_header {
+ * unsigned clipmask:DRAW_TOTAL_CLIP_PLANES;
+ * unsigned edgeflag:1;
+ * unsigned pad:1;
+ * unsigned vertex_id:16;
+ * [...]
+ * }
+ *
+ * On little-endian machine nothing needs to done, however on bit-endian machine
+ * the mask's fields need to be adjusted with the algorithm:
+ *
+ * uint32_t reverse (uint32_t x)
+ * {
+ * return (x >> 16) | // vertex_id
+ * ((x & 0x3fff) << 18) | // clipmask
+ * ((x & 0x4000) << 3) | // pad
+ * ((x & 0x8000) << 1); // edgeflag
+ * }
+ */
+static LLVMValueRef
+adjust_mask(struct gallivm_state *gallivm,
+ LLVMValueRef mask)
+{
+#ifdef PIPE_ARCH_BIG_ENDIAN
+ LLVMBuilderRef builder = gallivm->builder;
+ LLVMValueRef vertex_id;
+ LLVMValueRef clipmask;
+ LLVMValueRef pad;
+ LLVMValueRef edgeflag;
+
+ vertex_id = LLVMBuildLShr(builder, mask, lp_build_const_int32(gallivm, 16), "");
+ clipmask = LLVMBuildAnd(builder, mask, lp_build_const_int32(gallivm, 0x3fff), "");
+ clipmask = LLVMBuildShl(builder, clipmask, lp_build_const_int32(gallivm, 18), "");
+ if (0) {
+ pad = LLVMBuildAnd(builder, mask, lp_build_const_int32(gallivm, 0x4000), "");
+ pad = LLVMBuildShl(builder, pad, lp_build_const_int32(gallivm, 3), "");
+ }
+ edgeflag = LLVMBuildAnd(builder, mask, lp_build_const_int32(gallivm, 0x8000), "");
+ edgeflag = LLVMBuildShl(builder, edgeflag, lp_build_const_int32(gallivm, 1), "");
+
+ mask = LLVMBuildOr(builder, vertex_id, clipmask, "");
+ if (0) {
+ mask = LLVMBuildOr(builder, mask, pad, "");
}
+ mask = LLVMBuildOr(builder, mask, edgeflag, "");
#endif
+ return mask;
}
-
static void
store_aos_array(struct gallivm_state *gallivm,
+ struct lp_type soa_type,
LLVMValueRef io_ptr,
- LLVMValueRef aos[TGSI_NUM_CHANNELS],
+ LLVMValueRef *indices,
+ LLVMValueRef* aos,
int attrib,
int num_outputs,
LLVMValueRef clipmask,
- boolean have_clipdist)
+ boolean need_edgeflag)
{
LLVMBuilderRef builder = gallivm->builder;
LLVMValueRef attr_index = lp_build_const_int32(gallivm, attrib);
- LLVMValueRef ind0 = lp_build_const_int32(gallivm, 0);
- LLVMValueRef ind1 = lp_build_const_int32(gallivm, 1);
- LLVMValueRef ind2 = lp_build_const_int32(gallivm, 2);
- LLVMValueRef ind3 = lp_build_const_int32(gallivm, 3);
- LLVMValueRef io0_ptr, io1_ptr, io2_ptr, io3_ptr;
- LLVMValueRef clipmask0, clipmask1, clipmask2, clipmask3;
-
+ LLVMValueRef inds[LP_MAX_VECTOR_WIDTH / 32];
+ LLVMValueRef linear_inds[LP_MAX_VECTOR_WIDTH / 32];
+ LLVMValueRef io_ptrs[LP_MAX_VECTOR_WIDTH / 32];
+ int vector_length = soa_type.length;
+ int i;
+
debug_assert(TGSI_NUM_CHANNELS == 4);
- io0_ptr = LLVMBuildGEP(builder, io_ptr,
- &ind0, 1, "");
- io1_ptr = LLVMBuildGEP(builder, io_ptr,
- &ind1, 1, "");
- io2_ptr = LLVMBuildGEP(builder, io_ptr,
- &ind2, 1, "");
- io3_ptr = LLVMBuildGEP(builder, io_ptr,
- &ind3, 1, "");
-
- clipmask0 = LLVMBuildExtractElement(builder, clipmask,
- ind0, "");
- clipmask1 = LLVMBuildExtractElement(builder, clipmask,
- ind1, "");
- clipmask2 = LLVMBuildExtractElement(builder, clipmask,
- ind2, "");
- clipmask3 = LLVMBuildExtractElement(builder, clipmask,
- ind3, "");
+ for (i = 0; i < vector_length; i++) {
+ linear_inds[i] = lp_build_const_int32(gallivm, i);
+ if (indices) {
+ inds[i] = indices[i];
+ } else {
+ inds[i] = linear_inds[i];
+ }
+ io_ptrs[i] = LLVMBuildGEP(builder, io_ptr, &inds[i], 1, "");
+ }
+ if (attrib == 0) {
+ /* store vertex header for each of the n vertices */
+ LLVMValueRef val, cliptmp;
+ int vertex_id_pad_edgeflag;
+
+ /* If this assertion fails, it means we need to update the bit twidding
+ * code here. See struct vertex_header in draw_private.h.
+ */
+ assert(DRAW_TOTAL_CLIP_PLANES==14);
+ /* initialize vertex id:16 = 0xffff, pad:1 = 0, edgeflag:1 = 1 */
+ if (!need_edgeflag) {
+ vertex_id_pad_edgeflag = (0xffff << 16) | (1 << DRAW_TOTAL_CLIP_PLANES);
+ }
+ else {
+ vertex_id_pad_edgeflag = (0xffff << 16);
+ }
+ val = lp_build_const_int_vec(gallivm, lp_int_type(soa_type),
+ vertex_id_pad_edgeflag);
+ /* OR with the clipmask */
+ cliptmp = LLVMBuildOr(builder, val, clipmask, "");
+ for (i = 0; i < vector_length; i++) {
+ LLVMValueRef id_ptr = draw_jit_header_id(gallivm, io_ptrs[i]);
+ val = LLVMBuildExtractElement(builder, cliptmp, linear_inds[i], "");
+ val = adjust_mask(gallivm, val);
#if DEBUG_STORE
- lp_build_printf(builder, "io = %p, indexes[%d, %d, %d, %d]\n, clipmask0 = %x, clipmask1 = %x, clipmask2 = %x, clipmask3 = %x\n",
- io_ptr, ind0, ind1, ind2, ind3, clipmask0, clipmask1, clipmask2, clipmask3);
+ lp_build_printf(gallivm, "io = %p, index %d, clipmask = %x\n",
+ io_ptrs[i], inds[i], val);
#endif
- /* store for each of the 4 vertices */
- store_aos(gallivm, io0_ptr, attr_index, aos[0], clipmask0, have_clipdist);
- store_aos(gallivm, io1_ptr, attr_index, aos[1], clipmask1, have_clipdist);
- store_aos(gallivm, io2_ptr, attr_index, aos[2], clipmask2, have_clipdist);
- store_aos(gallivm, io3_ptr, attr_index, aos[3], clipmask3, have_clipdist);
+ LLVMBuildStore(builder, val, id_ptr);
+ }
+ }
+
+ /* store for each of the n vertices */
+ for (i = 0; i < vector_length; i++) {
+ store_aos(gallivm, io_ptrs[i], attr_index, aos[i]);
+ }
}
static void
convert_to_aos(struct gallivm_state *gallivm,
LLVMValueRef io,
+ LLVMValueRef *indices,
LLVMValueRef (*outputs)[TGSI_NUM_CHANNELS],
LLVMValueRef clipmask,
int num_outputs,
- int max_vertices, boolean have_clipdist)
+ struct lp_type soa_type,
+ boolean need_edgeflag)
{
LLVMBuilderRef builder = gallivm->builder;
- unsigned chan, attrib;
+ unsigned chan, attrib, i;
#if DEBUG_STORE
- lp_build_printf(builder, " # storing begin\n");
+ lp_build_printf(gallivm, " # storing begin\n");
#endif
for (attrib = 0; attrib < num_outputs; ++attrib) {
- LLVMValueRef soa[4];
- LLVMValueRef aos[4];
+ LLVMValueRef soa[TGSI_NUM_CHANNELS];
+ LLVMValueRef aos[LP_MAX_VECTOR_WIDTH / 32];
for (chan = 0; chan < TGSI_NUM_CHANNELS; ++chan) {
if (outputs[attrib][chan]) {
LLVMValueRef out = LLVMBuildLoad(builder, outputs[attrib][chan], "");
lp_build_name(out, "output%u.%c", attrib, "xyzw"[chan]);
- /*lp_build_printf(builder, "output %d : %d ",
- LLVMConstInt(LLVMInt32Type(), attrib, 0),
- LLVMConstInt(LLVMInt32Type(), chan, 0));
- print_vectorf(builder, out);*/
+#if DEBUG_STORE
+ lp_build_printf(gallivm, "output %d : %d ",
+ LLVMConstInt(LLVMInt32TypeInContext(gallivm->context),
+ attrib, 0),
+ LLVMConstInt(LLVMInt32TypeInContext(gallivm->context),
+ chan, 0));
+ lp_build_print_value(gallivm, "val = ", out);
+ {
+ LLVMValueRef iv =
+ LLVMBuildBitCast(builder, out, lp_build_int_vec_type(gallivm, soa_type), "");
+
+ lp_build_print_value(gallivm, " ival = ", iv);
+ }
+#endif
soa[chan] = out;
}
else {
soa[chan] = 0;
}
}
- soa_to_aos(gallivm, soa, aos);
+
+
+ if (soa_type.length == TGSI_NUM_CHANNELS) {
+ lp_build_transpose_aos(gallivm, soa_type, soa, aos);
+ } else {
+ lp_build_transpose_aos(gallivm, soa_type, soa, soa);
+
+ for (i = 0; i < soa_type.length; ++i) {
+ aos[i] = lp_build_extract_range(gallivm,
+ soa[i % TGSI_NUM_CHANNELS],
+ (i / TGSI_NUM_CHANNELS) * TGSI_NUM_CHANNELS,
+ TGSI_NUM_CHANNELS);
+ }
+ }
+
store_aos_array(gallivm,
- io,
+ soa_type,
+ io, indices,
aos,
attrib,
num_outputs,
- clipmask, have_clipdist);
+ clipmask,
+ need_edgeflag);
}
#if DEBUG_STORE
- lp_build_printf(builder, " # storing end\n");
+ lp_build_printf(gallivm, " # storing end\n");
#endif
}
/**
* Stores original vertex positions in clip coordinates
- * There is probably a more efficient way to do this, 4 floats at once
- * rather than extracting each element one by one.
- * idx is the output to store things too, if pre_clip_pos is set
- * we store the pos to the idx, if not we store the clipvertex to it.
*/
static void
store_clip(struct gallivm_state *gallivm,
- LLVMValueRef io_ptr,
+ const struct lp_type vs_type,
+ LLVMValueRef io_ptr,
LLVMValueRef (*outputs)[TGSI_NUM_CHANNELS],
- boolean pre_clip_pos, int idx)
+ int idx)
{
LLVMBuilderRef builder = gallivm->builder;
- LLVMValueRef out[4];
- LLVMValueRef indices[2];
- LLVMValueRef io0_ptr, io1_ptr, io2_ptr, io3_ptr;
- LLVMValueRef clip_ptr0, clip_ptr1, clip_ptr2, clip_ptr3;
- LLVMValueRef clip0_ptr, clip1_ptr, clip2_ptr, clip3_ptr;
- LLVMValueRef out0elem, out1elem, out2elem, out3elem;
- int i;
+ LLVMValueRef soa[4];
+ LLVMValueRef aos[LP_MAX_VECTOR_LENGTH];
+ LLVMValueRef indices[2];
+ LLVMValueRef io_ptrs[LP_MAX_VECTOR_WIDTH / 32];
+ LLVMValueRef inds[LP_MAX_VECTOR_WIDTH / 32];
+ LLVMValueRef clip_ptrs[LP_MAX_VECTOR_WIDTH / 32];
+ LLVMTypeRef clip_ptr_type =
+ LLVMPointerType(LLVMVectorType(LLVMFloatTypeInContext(gallivm->context),
+ 4), 0);
+ int i, j;
- LLVMValueRef ind0 = lp_build_const_int32(gallivm, 0);
- LLVMValueRef ind1 = lp_build_const_int32(gallivm, 1);
- LLVMValueRef ind2 = lp_build_const_int32(gallivm, 2);
- LLVMValueRef ind3 = lp_build_const_int32(gallivm, 3);
-
indices[0] =
indices[1] = lp_build_const_int32(gallivm, 0);
-
- out[0] = LLVMBuildLoad(builder, outputs[idx][0], ""); /*x0 x1 x2 x3*/
- out[1] = LLVMBuildLoad(builder, outputs[idx][1], ""); /*y0 y1 y2 y3*/
- out[2] = LLVMBuildLoad(builder, outputs[idx][2], ""); /*z0 z1 z2 z3*/
- out[3] = LLVMBuildLoad(builder, outputs[idx][3], ""); /*w0 w1 w2 w3*/
-
- io0_ptr = LLVMBuildGEP(builder, io_ptr, &ind0, 1, "");
- io1_ptr = LLVMBuildGEP(builder, io_ptr, &ind1, 1, "");
- io2_ptr = LLVMBuildGEP(builder, io_ptr, &ind2, 1, "");
- io3_ptr = LLVMBuildGEP(builder, io_ptr, &ind3, 1, "");
-
- if (!pre_clip_pos) {
- clip_ptr0 = draw_jit_header_clip(gallivm, io0_ptr);
- clip_ptr1 = draw_jit_header_clip(gallivm, io1_ptr);
- clip_ptr2 = draw_jit_header_clip(gallivm, io2_ptr);
- clip_ptr3 = draw_jit_header_clip(gallivm, io3_ptr);
- } else {
- clip_ptr0 = draw_jit_header_pre_clip_pos(gallivm, io0_ptr);
- clip_ptr1 = draw_jit_header_pre_clip_pos(gallivm, io1_ptr);
- clip_ptr2 = draw_jit_header_pre_clip_pos(gallivm, io2_ptr);
- clip_ptr3 = draw_jit_header_pre_clip_pos(gallivm, io3_ptr);
+
+ for (i = 0; i < vs_type.length; i++) {
+ inds[i] = lp_build_const_int32(gallivm, i);
+ io_ptrs[i] = LLVMBuildGEP(builder, io_ptr, &inds[i], 1, "");
}
- for (i = 0; i<4; i++) {
- clip0_ptr = LLVMBuildGEP(builder, clip_ptr0, indices, 2, ""); /* x0 */
- clip1_ptr = LLVMBuildGEP(builder, clip_ptr1, indices, 2, ""); /* x1 */
- clip2_ptr = LLVMBuildGEP(builder, clip_ptr2, indices, 2, ""); /* x2 */
- clip3_ptr = LLVMBuildGEP(builder, clip_ptr3, indices, 2, ""); /* x3 */
-
- out0elem = LLVMBuildExtractElement(builder, out[i], ind0, ""); /* x0 */
- out1elem = LLVMBuildExtractElement(builder, out[i], ind1, ""); /* x1 */
- out2elem = LLVMBuildExtractElement(builder, out[i], ind2, ""); /* x2 */
- out3elem = LLVMBuildExtractElement(builder, out[i], ind3, ""); /* x3 */
-
- LLVMBuildStore(builder, out0elem, clip0_ptr);
- LLVMBuildStore(builder, out1elem, clip1_ptr);
- LLVMBuildStore(builder, out2elem, clip2_ptr);
- LLVMBuildStore(builder, out3elem, clip3_ptr);
-
- indices[1]= LLVMBuildAdd(builder, indices[1], ind1, "");
+ soa[0] = LLVMBuildLoad(builder, outputs[idx][0], ""); /*x0 x1 .. xn*/
+ soa[1] = LLVMBuildLoad(builder, outputs[idx][1], ""); /*y0 y1 .. yn*/
+ soa[2] = LLVMBuildLoad(builder, outputs[idx][2], ""); /*z0 z1 .. zn*/
+ soa[3] = LLVMBuildLoad(builder, outputs[idx][3], ""); /*w0 w1 .. wn*/
+
+ for (i = 0; i < vs_type.length; i++) {
+ clip_ptrs[i] = draw_jit_header_clip_pos(gallivm, io_ptrs[i]);
}
-}
+ lp_build_transpose_aos(gallivm, vs_type, soa, soa);
+ for (i = 0; i < vs_type.length; ++i) {
+ aos[i] = lp_build_extract_range(gallivm,
+ soa[i % TGSI_NUM_CHANNELS],
+ (i / TGSI_NUM_CHANNELS) * TGSI_NUM_CHANNELS,
+ TGSI_NUM_CHANNELS);
+ }
+ for (j = 0; j < vs_type.length; j++) {
+ LLVMValueRef clip_ptr;
-/**
- * Equivalent of _mm_set1_ps(a)
- */
-static LLVMValueRef
-vec4f_from_scalar(struct gallivm_state *gallivm,
- LLVMValueRef a,
- const char *name)
-{
- LLVMTypeRef float_type = LLVMFloatTypeInContext(gallivm->context);
- LLVMValueRef res = LLVMGetUndef(LLVMVectorType(float_type, 4));
- int i;
+ clip_ptr = LLVMBuildGEP(builder, clip_ptrs[j], indices, 2, "clipo");
+ clip_ptr = LLVMBuildPointerCast(builder, clip_ptr, clip_ptr_type, "");
- for (i = 0; i < 4; ++i) {
- LLVMValueRef index = lp_build_const_int32(gallivm, i);
- res = LLVMBuildInsertElement(gallivm->builder, res, a,
- index, i == 3 ? name : "");
+ /* Unaligned store */
+ LLVMSetAlignment(LLVMBuildStore(builder, aos[j], clip_ptr), sizeof(float));
}
-
- return res;
}
* Transforms the outputs for viewport mapping
*/
static void
-generate_viewport(struct draw_llvm *llvm,
+generate_viewport(struct draw_llvm_variant *variant,
LLVMBuilderRef builder,
+ struct lp_type vs_type,
LLVMValueRef (*outputs)[TGSI_NUM_CHANNELS],
LLVMValueRef context_ptr)
{
int i;
- struct gallivm_state *gallivm = llvm->gallivm;
- struct lp_type f32_type = lp_type_float_vec(32);
- LLVMValueRef out3 = LLVMBuildLoad(builder, outputs[0][3], ""); /*w0 w1 w2 w3*/
- LLVMValueRef const1 = lp_build_const_vec(gallivm, f32_type, 1.0); /*1.0 1.0 1.0 1.0*/
- LLVMValueRef vp_ptr = draw_jit_context_viewport(gallivm, context_ptr);
+ struct gallivm_state *gallivm = variant->gallivm;
+ struct lp_type f32_type = vs_type;
+ const unsigned pos = variant->llvm->draw->vs.position_output;
+ LLVMTypeRef vs_type_llvm = lp_build_vec_type(gallivm, vs_type);
+ LLVMValueRef out3 = LLVMBuildLoad(builder, outputs[pos][3], ""); /*w0 w1 .. wn*/
+ LLVMValueRef const1 = lp_build_const_vec(gallivm, f32_type, 1.0); /*1.0 1.0 1.0 1.0*/
+ LLVMValueRef vp_ptr = draw_jit_context_viewports(gallivm, context_ptr);
+
+ /* We treat pipe_viewport_state as a float array */
+ const int scale_index_offset = offsetof(struct pipe_viewport_state, scale) / sizeof(float);
+ const int trans_index_offset = offsetof(struct pipe_viewport_state, translate) / sizeof(float);
/* for 1/w convention*/
out3 = LLVMBuildFDiv(builder, const1, out3, "");
- LLVMBuildStore(builder, out3, outputs[0][3]);
-
+ LLVMBuildStore(builder, out3, outputs[pos][3]);
+
/* Viewport Mapping */
for (i=0; i<3; i++) {
- LLVMValueRef out = LLVMBuildLoad(builder, outputs[0][i], ""); /*x0 x1 x2 x3*/
+ LLVMValueRef out = LLVMBuildLoad(builder, outputs[pos][i], ""); /*x0 x1 .. xn*/
LLVMValueRef scale;
LLVMValueRef trans;
LLVMValueRef scale_i;
LLVMValueRef trans_i;
LLVMValueRef index;
-
- index = lp_build_const_int32(gallivm, i);
+
+ index = lp_build_const_int32(gallivm, i + scale_index_offset);
scale_i = LLVMBuildGEP(builder, vp_ptr, &index, 1, "");
- index = lp_build_const_int32(gallivm, i+4);
+ index = lp_build_const_int32(gallivm, i + trans_index_offset);
trans_i = LLVMBuildGEP(builder, vp_ptr, &index, 1, "");
- scale = vec4f_from_scalar(gallivm, LLVMBuildLoad(builder, scale_i, ""), "scale");
- trans = vec4f_from_scalar(gallivm, LLVMBuildLoad(builder, trans_i, ""), "trans");
+ scale = lp_build_broadcast(gallivm, vs_type_llvm,
+ LLVMBuildLoad(builder, scale_i, "scale"));
+ trans = lp_build_broadcast(gallivm, vs_type_llvm,
+ LLVMBuildLoad(builder, trans_i, "trans"));
/* divide by w */
out = LLVMBuildFMul(builder, out, out3, "");
out = LLVMBuildFAdd(builder, out, trans, "");
/* store transformed outputs */
- LLVMBuildStore(builder, out, outputs[0][i]);
+ LLVMBuildStore(builder, out, outputs[pos][i]);
}
-
+
}
/**
- * Returns clipmask as 4xi32 bitmask for the 4 vertices
+ * Returns clipmask as nxi32 bitmask for the n vertices
*/
-static LLVMValueRef
+static LLVMValueRef
generate_clipmask(struct draw_llvm *llvm,
+ struct gallivm_state *gallivm,
+ struct lp_type vs_type,
LLVMValueRef (*outputs)[TGSI_NUM_CHANNELS],
- boolean clip_xy,
- boolean clip_z,
- boolean clip_user,
- boolean clip_halfz,
- unsigned ucp_enable,
+ struct draw_llvm_variant_key *key,
LLVMValueRef context_ptr,
boolean *have_clipdist)
{
- struct gallivm_state *gallivm = llvm->gallivm;
LLVMBuilderRef builder = gallivm->builder;
- LLVMValueRef mask; /* stores the <4xi32> clipmasks */
- LLVMValueRef test, temp;
+ LLVMValueRef mask; /* stores the <nxi32> clipmasks */
+ LLVMValueRef test, temp;
LLVMValueRef zero, shift;
LLVMValueRef pos_x, pos_y, pos_z, pos_w;
LLVMValueRef cv_x, cv_y, cv_z, cv_w;
LLVMValueRef plane1, planes, plane_ptr, sum;
- struct lp_type f32_type = lp_type_float_vec(32);
- const unsigned pos = draw_current_shader_position_output(llvm->draw);
- const unsigned cv = draw_current_shader_clipvertex_output(llvm->draw);
+ struct lp_type f32_type = vs_type;
+ struct lp_type i32_type = lp_int_type(vs_type);
+ const unsigned pos = llvm->draw->vs.position_output;
+ const unsigned cv = llvm->draw->vs.clipvertex_output;
int num_written_clipdistance = llvm->draw->vs.vertex_shader->info.num_written_clipdistance;
- bool have_cd = false;
+ boolean have_cd = false;
+ boolean clip_user = key->clip_user;
+ unsigned ucp_enable = key->ucp_enable;
unsigned cd[2];
- cd[0] = draw_current_shader_clipdistance_output(llvm->draw, 0);
- cd[1] = draw_current_shader_clipdistance_output(llvm->draw, 1);
-
+ cd[0] = llvm->draw->vs.clipdistance_output[0];
+ cd[1] = llvm->draw->vs.clipdistance_output[1];
+
if (cd[0] != pos || cd[1] != pos)
have_cd = true;
- mask = lp_build_const_int_vec(gallivm, lp_type_int_vec(32), 0);
- temp = lp_build_const_int_vec(gallivm, lp_type_int_vec(32), 0);
- zero = lp_build_const_vec(gallivm, f32_type, 0); /* 0.0f 0.0f 0.0f 0.0f */
- shift = lp_build_const_int_vec(gallivm, lp_type_int_vec(32), 1); /* 1 1 1 1 */
+ if (num_written_clipdistance && !clip_user) {
+ clip_user = true;
+ ucp_enable = (1 << num_written_clipdistance) - 1;
+ }
+
+ mask = lp_build_const_int_vec(gallivm, i32_type, 0);
+ temp = lp_build_const_int_vec(gallivm, i32_type, 0);
+ zero = lp_build_const_vec(gallivm, f32_type, 0); /* 0.0f 0.0f 0.0f 0.0f */
+ shift = lp_build_const_int_vec(gallivm, i32_type, 1); /* 1 1 1 1 */
/*
* load clipvertex and position from correct locations.
* if they are the same just load them once.
*/
- pos_x = LLVMBuildLoad(builder, outputs[pos][0], ""); /*x0 x1 x2 x3*/
- pos_y = LLVMBuildLoad(builder, outputs[pos][1], ""); /*y0 y1 y2 y3*/
- pos_z = LLVMBuildLoad(builder, outputs[pos][2], ""); /*z0 z1 z2 z3*/
- pos_w = LLVMBuildLoad(builder, outputs[pos][3], ""); /*w0 w1 w2 w3*/
+ pos_x = LLVMBuildLoad(builder, outputs[pos][0], ""); /*x0 x1 .. xn */
+ pos_y = LLVMBuildLoad(builder, outputs[pos][1], ""); /*y0 y1 .. yn */
+ pos_z = LLVMBuildLoad(builder, outputs[pos][2], ""); /*z0 z1 .. zn */
+ pos_w = LLVMBuildLoad(builder, outputs[pos][3], ""); /*w0 w1 .. wn */
if (clip_user && cv != pos) {
- cv_x = LLVMBuildLoad(builder, outputs[cv][0], ""); /*x0 x1 x2 x3*/
- cv_y = LLVMBuildLoad(builder, outputs[cv][1], ""); /*y0 y1 y2 y3*/
- cv_z = LLVMBuildLoad(builder, outputs[cv][2], ""); /*z0 z1 z2 z3*/
- cv_w = LLVMBuildLoad(builder, outputs[cv][3], ""); /*w0 w1 w2 w3*/
+ cv_x = LLVMBuildLoad(builder, outputs[cv][0], ""); /*x0 x1 .. xn */
+ cv_y = LLVMBuildLoad(builder, outputs[cv][1], ""); /*y0 y1 .. yn */
+ cv_z = LLVMBuildLoad(builder, outputs[cv][2], ""); /*z0 z1 .. zn */
+ cv_w = LLVMBuildLoad(builder, outputs[cv][3], ""); /*w0 w1 .. wn */
} else {
cv_x = pos_x;
cv_y = pos_y;
cv_w = pos_w;
}
+ /*
+ * Be careful with the comparisons and NaNs (using llvm's unordered
+ * comparisons here).
+ */
/* Cliptest, for hardwired planes */
- if (clip_xy) {
+ /*
+ * XXX should take guardband into account (currently not in key).
+ * Otherwise might run the draw pipeline stages for nothing.
+ */
+ if (key->clip_xy) {
/* plane 1 */
test = lp_build_compare(gallivm, f32_type, PIPE_FUNC_GREATER, pos_x , pos_w);
temp = shift;
- test = LLVMBuildAnd(builder, test, temp, "");
+ test = LLVMBuildAnd(builder, test, temp, "");
mask = test;
-
+
/* plane 2 */
test = LLVMBuildFAdd(builder, pos_x, pos_w, "");
test = lp_build_compare(gallivm, f32_type, PIPE_FUNC_GREATER, zero, test);
temp = LLVMBuildShl(builder, temp, shift, "");
- test = LLVMBuildAnd(builder, test, temp, "");
+ test = LLVMBuildAnd(builder, test, temp, "");
mask = LLVMBuildOr(builder, mask, test, "");
-
+
/* plane 3 */
test = lp_build_compare(gallivm, f32_type, PIPE_FUNC_GREATER, pos_y, pos_w);
temp = LLVMBuildShl(builder, temp, shift, "");
- test = LLVMBuildAnd(builder, test, temp, "");
+ test = LLVMBuildAnd(builder, test, temp, "");
mask = LLVMBuildOr(builder, mask, test, "");
/* plane 4 */
test = LLVMBuildFAdd(builder, pos_y, pos_w, "");
test = lp_build_compare(gallivm, f32_type, PIPE_FUNC_GREATER, zero, test);
temp = LLVMBuildShl(builder, temp, shift, "");
- test = LLVMBuildAnd(builder, test, temp, "");
+ test = LLVMBuildAnd(builder, test, temp, "");
mask = LLVMBuildOr(builder, mask, test, "");
}
- if (clip_z) {
- temp = lp_build_const_int_vec(gallivm, lp_type_int_vec(32), 16);
- if (clip_halfz) {
+ if (key->clip_z) {
+ temp = lp_build_const_int_vec(gallivm, i32_type, 16);
+ if (key->clip_halfz) {
/* plane 5 */
test = lp_build_compare(gallivm, f32_type, PIPE_FUNC_GREATER, zero, pos_z);
- test = LLVMBuildAnd(builder, test, temp, "");
+ test = LLVMBuildAnd(builder, test, temp, "");
mask = LLVMBuildOr(builder, mask, test, "");
- }
+ }
else {
/* plane 5 */
test = LLVMBuildFAdd(builder, pos_z, pos_w, "");
test = lp_build_compare(gallivm, f32_type, PIPE_FUNC_GREATER, zero, test);
- test = LLVMBuildAnd(builder, test, temp, "");
+ test = LLVMBuildAnd(builder, test, temp, "");
mask = LLVMBuildOr(builder, mask, test, "");
}
/* plane 6 */
test = lp_build_compare(gallivm, f32_type, PIPE_FUNC_GREATER, pos_z, pos_w);
temp = LLVMBuildShl(builder, temp, shift, "");
- test = LLVMBuildAnd(builder, test, temp, "");
+ test = LLVMBuildAnd(builder, test, temp, "");
mask = LLVMBuildOr(builder, mask, test, "");
- }
+ }
if (clip_user) {
LLVMValueRef planes_ptr = draw_jit_context_planes(gallivm, context_ptr);
LLVMValueRef indices[3];
+ LLVMValueRef is_nan_or_inf;
/* userclip planes */
while (ucp_enable) {
clipdist = LLVMBuildLoad(builder, outputs[cd[1]][i-4], "");
}
test = lp_build_compare(gallivm, f32_type, PIPE_FUNC_GREATER, zero, clipdist);
- temp = lp_build_const_int_vec(gallivm, lp_type_int_vec(32), 1 << plane_idx);
+ is_nan_or_inf = lp_build_is_inf_or_nan(gallivm, vs_type, clipdist);
+ test = LLVMBuildOr(builder, test, is_nan_or_inf, "");
+ temp = lp_build_const_int_vec(gallivm, i32_type, 1LL << plane_idx);
test = LLVMBuildAnd(builder, test, temp, "");
mask = LLVMBuildOr(builder, mask, test, "");
} else {
+ LLVMTypeRef vs_type_llvm = lp_build_vec_type(gallivm, vs_type);
indices[0] = lp_build_const_int32(gallivm, 0);
indices[1] = lp_build_const_int32(gallivm, plane_idx);
indices[2] = lp_build_const_int32(gallivm, 0);
plane_ptr = LLVMBuildGEP(builder, planes_ptr, indices, 3, "");
plane1 = LLVMBuildLoad(builder, plane_ptr, "plane_x");
- planes = vec4f_from_scalar(gallivm, plane1, "plane4_x");
+ planes = lp_build_broadcast(gallivm, vs_type_llvm, plane1);
sum = LLVMBuildFMul(builder, planes, cv_x, "");
indices[2] = lp_build_const_int32(gallivm, 1);
plane_ptr = LLVMBuildGEP(builder, planes_ptr, indices, 3, "");
plane1 = LLVMBuildLoad(builder, plane_ptr, "plane_y");
- planes = vec4f_from_scalar(gallivm, plane1, "plane4_y");
+ planes = lp_build_broadcast(gallivm, vs_type_llvm, plane1);
test = LLVMBuildFMul(builder, planes, cv_y, "");
sum = LLVMBuildFAdd(builder, sum, test, "");
indices[2] = lp_build_const_int32(gallivm, 2);
plane_ptr = LLVMBuildGEP(builder, planes_ptr, indices, 3, "");
plane1 = LLVMBuildLoad(builder, plane_ptr, "plane_z");
- planes = vec4f_from_scalar(gallivm, plane1, "plane4_z");
+ planes = lp_build_broadcast(gallivm, vs_type_llvm, plane1);
test = LLVMBuildFMul(builder, planes, cv_z, "");
sum = LLVMBuildFAdd(builder, sum, test, "");
indices[2] = lp_build_const_int32(gallivm, 3);
plane_ptr = LLVMBuildGEP(builder, planes_ptr, indices, 3, "");
plane1 = LLVMBuildLoad(builder, plane_ptr, "plane_w");
- planes = vec4f_from_scalar(gallivm, plane1, "plane4_w");
+ planes = lp_build_broadcast(gallivm, vs_type_llvm, plane1);
test = LLVMBuildFMul(builder, planes, cv_w, "");
sum = LLVMBuildFAdd(builder, sum, test, "");
test = lp_build_compare(gallivm, f32_type, PIPE_FUNC_GREATER, zero, sum);
- temp = lp_build_const_int_vec(gallivm, lp_type_int_vec(32), 1 << plane_idx);
+ temp = lp_build_const_int_vec(gallivm, i32_type, 1LL << plane_idx);
test = LLVMBuildAnd(builder, test, temp, "");
mask = LLVMBuildOr(builder, mask, test, "");
}
}
}
+ if (key->need_edgeflags) {
+ /*
+ * This isn't really part of clipmask but stored the same in vertex
+ * header later, so do it here.
+ */
+ unsigned edge_attr = llvm->draw->vs.edgeflag_output;
+ LLVMValueRef one = lp_build_const_vec(gallivm, f32_type, 1.0);
+ LLVMValueRef edgeflag = LLVMBuildLoad(builder, outputs[edge_attr][0], "");
+ test = lp_build_compare(gallivm, f32_type, PIPE_FUNC_EQUAL, one, edgeflag);
+ temp = lp_build_const_int_vec(gallivm, i32_type,
+ 1LL << DRAW_TOTAL_CLIP_PLANES);
+ test = LLVMBuildAnd(builder, test, temp, "");
+ mask = LLVMBuildOr(builder, mask, test, "");
+ }
return mask;
}
/**
* Returns boolean if any clipping has occurred
- * Used zero/non-zero i32 value to represent boolean
+ * Used zero/non-zero i32 value to represent boolean
*/
-static void
-clipmask_bool(struct gallivm_state *gallivm,
- LLVMValueRef clipmask,
- LLVMValueRef ret_ptr)
+static LLVMValueRef
+clipmask_booli32(struct gallivm_state *gallivm,
+ const struct lp_type vs_type,
+ LLVMValueRef clipmask_bool_ptr,
+ boolean edgeflag_in_clipmask)
{
LLVMBuilderRef builder = gallivm->builder;
- LLVMValueRef ret = LLVMBuildLoad(builder, ret_ptr, "");
+ LLVMTypeRef int32_type = LLVMInt32TypeInContext(gallivm->context);
+ LLVMValueRef clipmask_bool = LLVMBuildLoad(builder, clipmask_bool_ptr, "");
+ LLVMValueRef ret = LLVMConstNull(int32_type);
LLVMValueRef temp;
int i;
- for (i=0; i<4; i++) {
- temp = LLVMBuildExtractElement(builder, clipmask,
+ /*
+ * We need to invert the edgeflag bit from the clipmask here
+ * (because the result is really if we want to run the pipeline or not
+ * and we (may) need it if edgeflag was 0).
+ */
+ if (edgeflag_in_clipmask) {
+ struct lp_type i32_type = lp_int_type(vs_type);
+ LLVMValueRef edge = lp_build_const_int_vec(gallivm, i32_type,
+ 1LL << DRAW_TOTAL_CLIP_PLANES);
+ clipmask_bool = LLVMBuildXor(builder, clipmask_bool, edge, "");
+ }
+ /*
+ * Could do much better with just cmp/movmskps.
+ */
+ for (i=0; i < vs_type.length; i++) {
+ temp = LLVMBuildExtractElement(builder, clipmask_bool,
lp_build_const_int32(gallivm, i) , "");
ret = LLVMBuildOr(builder, ret, temp, "");
}
-
- LLVMBuildStore(builder, ret, ret_ptr);
+ return ret;
}
+static LLVMValueRef
+draw_gs_llvm_fetch_input(const struct lp_build_tgsi_gs_iface *gs_iface,
+ struct lp_build_tgsi_context * bld_base,
+ boolean is_vindex_indirect,
+ LLVMValueRef vertex_index,
+ boolean is_aindex_indirect,
+ LLVMValueRef attrib_index,
+ LLVMValueRef swizzle_index)
+{
+ const struct draw_gs_llvm_iface *gs = draw_gs_llvm_iface(gs_iface);
+ struct gallivm_state *gallivm = bld_base->base.gallivm;
+ LLVMBuilderRef builder = gallivm->builder;
+ LLVMValueRef indices[3];
+ LLVMValueRef res;
+ struct lp_type type = bld_base->base.type;
+
+ if (is_vindex_indirect || is_aindex_indirect) {
+ int i;
+ res = bld_base->base.zero;
+ for (i = 0; i < type.length; ++i) {
+ LLVMValueRef idx = lp_build_const_int32(gallivm, i);
+ LLVMValueRef vert_chan_index = vertex_index;
+ LLVMValueRef attr_chan_index = attrib_index;
+ LLVMValueRef channel_vec, value;
+
+ if (is_vindex_indirect) {
+ vert_chan_index = LLVMBuildExtractElement(builder,
+ vertex_index, idx, "");
+ }
+ if (is_aindex_indirect) {
+ attr_chan_index = LLVMBuildExtractElement(builder,
+ attrib_index, idx, "");
+ }
+
+ indices[0] = vert_chan_index;
+ indices[1] = attr_chan_index;
+ indices[2] = swizzle_index;
+
+ channel_vec = LLVMBuildGEP(builder, gs->input, indices, 3, "");
+ channel_vec = LLVMBuildLoad(builder, channel_vec, "");
+ value = LLVMBuildExtractElement(builder, channel_vec, idx, "");
+
+ res = LLVMBuildInsertElement(builder, res, value, idx, "");
+ }
+ } else {
+ indices[0] = vertex_index;
+ indices[1] = attrib_index;
+ indices[2] = swizzle_index;
+
+ res = LLVMBuildGEP(builder, gs->input, indices, 3, "");
+ res = LLVMBuildLoad(builder, res, "");
+ }
+
+ return res;
+}
+
+static void
+draw_gs_llvm_emit_vertex(const struct lp_build_tgsi_gs_iface *gs_base,
+ struct lp_build_tgsi_context * bld_base,
+ LLVMValueRef (*outputs)[4],
+ LLVMValueRef emitted_vertices_vec)
+{
+ const struct draw_gs_llvm_iface *gs_iface = draw_gs_llvm_iface(gs_base);
+ struct draw_gs_llvm_variant *variant = gs_iface->variant;
+ struct gallivm_state *gallivm = variant->gallivm;
+ LLVMBuilderRef builder = gallivm->builder;
+ struct lp_type gs_type = bld_base->base.type;
+ LLVMValueRef clipmask = lp_build_const_int_vec(gallivm,
+ lp_int_type(gs_type), 0);
+ LLVMValueRef indices[LP_MAX_VECTOR_LENGTH];
+ LLVMValueRef next_prim_offset =
+ lp_build_const_int32(gallivm, variant->shader->base.primitive_boundary);
+ LLVMValueRef io = variant->io_ptr;
+ unsigned i;
+ const struct tgsi_shader_info *gs_info = &variant->shader->base.info;
+
+ for (i = 0; i < gs_type.length; ++i) {
+ LLVMValueRef ind = lp_build_const_int32(gallivm, i);
+ LLVMValueRef currently_emitted =
+ LLVMBuildExtractElement(builder, emitted_vertices_vec, ind, "");
+ indices[i] = LLVMBuildMul(builder, ind, next_prim_offset, "");
+ indices[i] = LLVMBuildAdd(builder, indices[i], currently_emitted, "");
+ }
+
+ convert_to_aos(gallivm, io, indices,
+ outputs, clipmask,
+ gs_info->num_outputs, gs_type,
+ FALSE);
+}
+
+static void
+draw_gs_llvm_end_primitive(const struct lp_build_tgsi_gs_iface *gs_base,
+ struct lp_build_tgsi_context * bld_base,
+ LLVMValueRef verts_per_prim_vec,
+ LLVMValueRef emitted_prims_vec)
+{
+ const struct draw_gs_llvm_iface *gs_iface = draw_gs_llvm_iface(gs_base);
+ struct draw_gs_llvm_variant *variant = gs_iface->variant;
+ struct gallivm_state *gallivm = variant->gallivm;
+ LLVMBuilderRef builder = gallivm->builder;
+ LLVMValueRef prim_lengts_ptr =
+ draw_gs_jit_prim_lengths(variant->gallivm, variant->context_ptr);
+ unsigned i;
+
+ for (i = 0; i < bld_base->base.type.length; ++i) {
+ LLVMValueRef ind = lp_build_const_int32(gallivm, i);
+ LLVMValueRef prims_emitted =
+ LLVMBuildExtractElement(builder, emitted_prims_vec, ind, "");
+ LLVMValueRef store_ptr;
+ LLVMValueRef num_vertices =
+ LLVMBuildExtractElement(builder, verts_per_prim_vec, ind, "");
+
+ store_ptr = LLVMBuildGEP(builder, prim_lengts_ptr, &prims_emitted, 1, "");
+ store_ptr = LLVMBuildLoad(builder, store_ptr, "");
+ store_ptr = LLVMBuildGEP(builder, store_ptr, &ind, 1, "");
+ LLVMBuildStore(builder, num_vertices, store_ptr);
+ }
+}
+
+static void
+draw_gs_llvm_epilogue(const struct lp_build_tgsi_gs_iface *gs_base,
+ struct lp_build_tgsi_context * bld_base,
+ LLVMValueRef total_emitted_vertices_vec,
+ LLVMValueRef emitted_prims_vec)
+{
+ const struct draw_gs_llvm_iface *gs_iface = draw_gs_llvm_iface(gs_base);
+ struct draw_gs_llvm_variant *variant = gs_iface->variant;
+ struct gallivm_state *gallivm = variant->gallivm;
+ LLVMBuilderRef builder = gallivm->builder;
+ LLVMValueRef emitted_verts_ptr =
+ draw_gs_jit_emitted_vertices(gallivm, variant->context_ptr);
+ LLVMValueRef emitted_prims_ptr =
+ draw_gs_jit_emitted_prims(gallivm, variant->context_ptr);
+ LLVMValueRef zero = lp_build_const_int32(gallivm, 0);
+
+ emitted_verts_ptr = LLVMBuildGEP(builder, emitted_verts_ptr, &zero, 0, "");
+ emitted_prims_ptr = LLVMBuildGEP(builder, emitted_prims_ptr, &zero, 0, "");
+
+ LLVMBuildStore(builder, total_emitted_vertices_vec, emitted_verts_ptr);
+ LLVMBuildStore(builder, emitted_prims_vec, emitted_prims_ptr);
+}
static void
draw_llvm_generate(struct draw_llvm *llvm, struct draw_llvm_variant *variant,
boolean elts)
{
- struct gallivm_state *gallivm = llvm->gallivm;
+ struct gallivm_state *gallivm = variant->gallivm;
LLVMContextRef context = gallivm->context;
LLVMTypeRef int32_type = LLVMInt32TypeInContext(context);
- LLVMTypeRef arg_types[8];
+ LLVMTypeRef arg_types[11];
+ unsigned num_arg_types =
+ elts ? Elements(arg_types) : Elements(arg_types) - 1;
LLVMTypeRef func_type;
LLVMValueRef context_ptr;
LLVMBasicBlockRef block;
LLVMBuilderRef builder;
+ char func_name[64];
+ struct lp_type vs_type;
LLVMValueRef end, start;
- LLVMValueRef count, fetch_elts, fetch_count;
+ LLVMValueRef count, fetch_elts, fetch_elt_max, fetch_count;
+ LLVMValueRef vertex_id_offset, start_instance;
LLVMValueRef stride, step, io_itr;
LLVMValueRef io_ptr, vbuffers_ptr, vb_ptr;
- LLVMValueRef instance_id;
- LLVMValueRef system_values_array;
LLVMValueRef zero = lp_build_const_int32(gallivm, 0);
LLVMValueRef one = lp_build_const_int32(gallivm, 1);
struct draw_context *draw = llvm->draw;
unsigned i, j;
struct lp_build_context bld;
struct lp_build_loop_state lp_loop;
- const int max_vertices = 4;
+ const int vector_length = lp_native_vector_width / 32;
LLVMValueRef outputs[PIPE_MAX_SHADER_OUTPUTS][TGSI_NUM_CHANNELS];
LLVMValueRef fetch_max;
- void *code;
struct lp_build_sampler_soa *sampler = 0;
- LLVMValueRef ret, ret_ptr;
- const boolean bypass_viewport = variant->key.bypass_viewport;
- const boolean enable_cliptest = variant->key.clip_xy ||
- variant->key.clip_z ||
- variant->key.clip_user;
+ LLVMValueRef ret, clipmask_bool_ptr;
+ struct draw_llvm_variant_key *key = &variant->key;
+ /* If geometry shader is present we need to skip both the viewport
+ * transformation and clipping otherwise the inputs to the geometry
+ * shader will be incorrect.
+ * The code can't handle vp transform when vs writes vp index neither
+ * (though this would be fixable here, but couldn't just broadcast
+ * the values).
+ */
+ const boolean bypass_viewport = key->has_gs || key->bypass_viewport ||
+ llvm->draw->vs.vertex_shader->info.writes_viewport_index;
+ const boolean enable_cliptest = !key->has_gs && (key->clip_xy ||
+ key->clip_z ||
+ key->clip_user ||
+ key->need_edgeflags);
LLVMValueRef variant_func;
- const unsigned pos = draw_current_shader_position_output(llvm->draw);
- const unsigned cv = draw_current_shader_clipvertex_output(llvm->draw);
+ const unsigned pos = llvm->draw->vs.position_output;
+ const unsigned cv = llvm->draw->vs.clipvertex_output;
boolean have_clipdist = FALSE;
+ struct lp_bld_tgsi_system_values system_values;
- arg_types[0] = get_context_ptr_type(llvm); /* context */
- arg_types[1] = get_vertex_header_ptr_type(llvm); /* vertex_header */
- arg_types[2] = get_buffer_ptr_type(llvm); /* vbuffers */
- if (elts)
- arg_types[3] = LLVMPointerType(int32_type, 0);/* fetch_elts * */
- else
- arg_types[3] = int32_type; /* start */
- arg_types[4] = int32_type; /* fetch_count / count */
- arg_types[5] = int32_type; /* stride */
- arg_types[6] = get_vb_ptr_type(llvm); /* pipe_vertex_buffer's */
- arg_types[7] = int32_type; /* instance_id */
+ memset(&system_values, 0, sizeof(system_values));
- func_type = LLVMFunctionType(int32_type, arg_types, Elements(arg_types), 0);
+ util_snprintf(func_name, sizeof(func_name), "draw_llvm_vs_variant%u_%s",
+ variant->shader->variants_cached, elts ? "elts" : "linear");
+
+ i = 0;
+ arg_types[i++] = get_context_ptr_type(variant); /* context */
+ arg_types[i++] = get_vertex_header_ptr_type(variant); /* vertex_header */
+ arg_types[i++] = get_buffer_ptr_type(variant); /* vbuffers */
+ if (elts) {
+ arg_types[i++] = LLVMPointerType(int32_type, 0);/* fetch_elts */
+ arg_types[i++] = int32_type; /* fetch_elt_max */
+ } else
+ arg_types[i++] = int32_type; /* start */
+ arg_types[i++] = int32_type; /* fetch_count / count */
+ arg_types[i++] = int32_type; /* stride */
+ arg_types[i++] = get_vb_ptr_type(variant); /* pipe_vertex_buffer's */
+ arg_types[i++] = int32_type; /* instance_id */
+ arg_types[i++] = int32_type; /* vertex_id_offset */
+ arg_types[i++] = int32_type; /* start_instance */
+
+ func_type = LLVMFunctionType(int32_type, arg_types, num_arg_types, 0);
- variant_func = LLVMAddFunction(gallivm->module,
- elts ? "draw_llvm_shader_elts" : "draw_llvm_shader",
- func_type);
+ variant_func = LLVMAddFunction(gallivm->module, func_name, func_type);
if (elts)
variant->function_elts = variant_func;
variant->function = variant_func;
LLVMSetFunctionCallConv(variant_func, LLVMCCallConv);
- for (i = 0; i < Elements(arg_types); ++i)
+ for (i = 0; i < num_arg_types; ++i)
if (LLVMGetTypeKind(arg_types[i]) == LLVMPointerTypeKind)
LLVMAddAttribute(LLVMGetParam(variant_func, i),
LLVMNoAliasAttribute);
- context_ptr = LLVMGetParam(variant_func, 0);
- io_ptr = LLVMGetParam(variant_func, 1);
- vbuffers_ptr = LLVMGetParam(variant_func, 2);
- stride = LLVMGetParam(variant_func, 5);
- vb_ptr = LLVMGetParam(variant_func, 6);
- instance_id = LLVMGetParam(variant_func, 7);
+ context_ptr = LLVMGetParam(variant_func, 0);
+ io_ptr = LLVMGetParam(variant_func, 1);
+ vbuffers_ptr = LLVMGetParam(variant_func, 2);
+ /*
+ * XXX: stride is actually unused. The stride we use is strictly calculated
+ * from the number of outputs (including the draw_extra outputs).
+ * Should probably fix some day (we need a new vs just because of extra
+ * outputs which the generated vs won't touch).
+ */
+ stride = LLVMGetParam(variant_func, 5 + (elts ? 1 : 0));
+ vb_ptr = LLVMGetParam(variant_func, 6 + (elts ? 1 : 0));
+ system_values.instance_id = LLVMGetParam(variant_func, 7 + (elts ? 1 : 0));
+ vertex_id_offset = LLVMGetParam(variant_func, 8 + (elts ? 1 : 0));
+ start_instance = LLVMGetParam(variant_func, 9 + (elts ? 1 : 0));
lp_build_name(context_ptr, "context");
lp_build_name(io_ptr, "io");
lp_build_name(vbuffers_ptr, "vbuffers");
lp_build_name(stride, "stride");
lp_build_name(vb_ptr, "vb");
- lp_build_name(instance_id, "instance_id");
+ lp_build_name(system_values.instance_id, "instance_id");
+ lp_build_name(vertex_id_offset, "vertex_id_offset");
+ lp_build_name(start_instance, "start_instance");
if (elts) {
- fetch_elts = LLVMGetParam(variant_func, 3);
- fetch_count = LLVMGetParam(variant_func, 4);
+ fetch_elts = LLVMGetParam(variant_func, 3);
+ fetch_elt_max = LLVMGetParam(variant_func, 4);
+ fetch_count = LLVMGetParam(variant_func, 5);
lp_build_name(fetch_elts, "fetch_elts");
+ lp_build_name(fetch_elt_max, "fetch_elt_max");
lp_build_name(fetch_count, "fetch_count");
start = count = NULL;
}
lp_build_context_init(&bld, gallivm, lp_type_int(32));
- system_values_array = lp_build_system_values_array(gallivm, vs_info,
- instance_id, NULL);
+ memset(&vs_type, 0, sizeof vs_type);
+ vs_type.floating = TRUE; /* floating point values */
+ vs_type.sign = TRUE; /* values are signed */
+ vs_type.norm = FALSE; /* values are not limited to [0,1] or [-1,1] */
+ vs_type.width = 32; /* 32-bit float */
+ vs_type.length = vector_length;
- /* function will return non-zero i32 value if any clipped vertices */
- ret_ptr = lp_build_alloca(gallivm, int32_type, "");
- LLVMBuildStore(builder, zero, ret_ptr);
+ /* hold temporary "bool" clipmask */
+ clipmask_bool_ptr = lp_build_alloca(gallivm, lp_build_int_vec_type(gallivm, vs_type), "");
+ LLVMBuildStore(builder, lp_build_zero(gallivm, lp_int_type(vs_type)), clipmask_bool_ptr);
/* code generated texture sampling */
- sampler = draw_llvm_sampler_soa_create(
- draw_llvm_variant_key_samplers(&variant->key),
- context_ptr);
+ sampler = draw_llvm_sampler_soa_create(draw_llvm_variant_key_samplers(key));
if (elts) {
start = zero;
end = fetch_count;
+ count = fetch_count;
}
else {
end = lp_build_add(&bld, start, count);
}
- step = lp_build_const_int32(gallivm, max_vertices);
+ step = lp_build_const_int32(gallivm, vector_length);
fetch_max = LLVMBuildSub(builder, end, one, "fetch_max");
- lp_build_loop_begin(&lp_loop, gallivm, start);
+ lp_build_loop_begin(&lp_loop, gallivm, zero);
{
LLVMValueRef inputs[PIPE_MAX_SHADER_INPUTS][TGSI_NUM_CHANNELS];
- LLVMValueRef aos_attribs[PIPE_MAX_SHADER_INPUTS][TGSI_NUM_CHANNELS] = { { 0 } };
+ LLVMValueRef aos_attribs[PIPE_MAX_SHADER_INPUTS][LP_MAX_VECTOR_WIDTH / 32] = { { 0 } };
LLVMValueRef io;
LLVMValueRef clipmask; /* holds the clipmask value */
+ LLVMValueRef true_index_array = lp_build_zero(gallivm,
+ lp_type_uint_vec(32, 32*vector_length));
const LLVMValueRef (*ptr_aos)[TGSI_NUM_CHANNELS];
- if (elts)
- io_itr = lp_loop.counter;
- else
- io_itr = LLVMBuildSub(builder, lp_loop.counter, start, "");
+ io_itr = lp_loop.counter;
io = LLVMBuildGEP(builder, io_ptr, &io_itr, 1, "");
#if DEBUG_STORE
- lp_build_printf(builder, " --- io %d = %p, loop counter %d\n",
+ lp_build_printf(gallivm, " --- io %d = %p, loop counter %d\n",
io_itr, io, lp_loop.counter);
#endif
- for (i = 0; i < TGSI_NUM_CHANNELS; ++i) {
- LLVMValueRef true_index =
+ for (i = 0; i < vector_length; ++i) {
+ LLVMValueRef vert_index =
LLVMBuildAdd(builder,
lp_loop.counter,
lp_build_const_int32(gallivm, i), "");
+ LLVMValueRef true_index =
+ LLVMBuildAdd(builder, start, vert_index, "");
/* make sure we're not out of bounds which can happen
* if fetch_count % 4 != 0, because on the last iteration
if (elts) {
LLVMValueRef fetch_ptr;
- fetch_ptr = LLVMBuildGEP(builder, fetch_elts,
- &true_index, 1, "");
- true_index = LLVMBuildLoad(builder, fetch_ptr, "fetch_elt");
+ LLVMValueRef index_overflowed;
+ LLVMValueRef index_ptr =
+ lp_build_alloca(
+ gallivm,
+ lp_build_vec_type(gallivm, lp_type_int(32)), "");
+ struct lp_build_if_state if_ctx;
+ index_overflowed = LLVMBuildICmp(builder, LLVMIntUGT,
+ true_index, fetch_elt_max,
+ "index_overflowed");
+
+ lp_build_if(&if_ctx, gallivm, index_overflowed);
+ {
+ /* Generate maximum possible index so that
+ * generate_fetch can treat it just like
+ * any other overflow and return zeros.
+ * We don't have to worry about the restart
+ * primitive index because it has already been
+ * handled
+ */
+ LLVMValueRef val =
+ lp_build_const_int32(gallivm, 0xffffffff);
+ LLVMBuildStore(builder, val, index_ptr);
+ }
+ lp_build_else(&if_ctx);
+ {
+ LLVMValueRef val;
+ fetch_ptr = LLVMBuildGEP(builder, fetch_elts,
+ &true_index, 1, "");
+ val = LLVMBuildLoad(builder, fetch_ptr, "");
+ LLVMBuildStore(builder, val, index_ptr);
+ }
+ lp_build_endif(&if_ctx);
+ true_index = LLVMBuildLoad(builder, index_ptr, "true_index");
}
+ true_index_array = LLVMBuildInsertElement(
+ gallivm->builder, true_index_array, true_index,
+ lp_build_const_int32(gallivm, i), "");
for (j = 0; j < draw->pt.nr_vertex_elements; ++j) {
struct pipe_vertex_element *velem = &draw->pt.vertex_element[j];
LLVMValueRef vb_index =
lp_build_const_int32(gallivm, velem->vertex_buffer_index);
LLVMValueRef vb = LLVMBuildGEP(builder, vb_ptr, &vb_index, 1, "");
- generate_fetch(gallivm, vbuffers_ptr,
+ generate_fetch(gallivm, draw, vbuffers_ptr,
&aos_attribs[j][i], velem, vb, true_index,
- instance_id);
+ system_values.instance_id, start_instance);
}
}
convert_to_soa(gallivm, aos_attribs, inputs,
- draw->pt.nr_vertex_elements);
+ draw->pt.nr_vertex_elements, vs_type);
+
+ /* In the paths with elts vertex id has to be unaffected by the
+ * index bias and because indices inside our elements array have
+ * already had index bias applied we need to subtract it here to
+ * get back to the original index.
+ * in the linear paths vertex id has to be unaffected by the
+ * original start index and because we abuse the 'start' variable
+ * to either represent the actual start index or the index at which
+ * the primitive was split (we split rendering into chunks of at
+ * most 4095-vertices) we need to back out the original start
+ * index out of our vertex id here.
+ */
+ system_values.basevertex = lp_build_broadcast(gallivm, lp_build_vec_type(gallivm,
+ lp_type_uint_vec(32, 32*vector_length)),
+ vertex_id_offset);
+ system_values.vertex_id = true_index_array;
+ system_values.vertex_id_nobase = LLVMBuildSub(builder, true_index_array,
+ system_values.basevertex, "");
ptr_aos = (const LLVMValueRef (*)[TGSI_NUM_CHANNELS]) inputs;
- generate_vs(llvm,
+ generate_vs(variant,
builder,
+ vs_type,
outputs,
ptr_aos,
- system_values_array,
+ &system_values,
context_ptr,
sampler,
- variant->key.clamp_vertex_color);
-
- /* store original positions in clip before further manipulation */
- store_clip(gallivm, io, outputs, 0, cv);
- store_clip(gallivm, io, outputs, 1, pos);
-
- /* do cliptest */
- if (enable_cliptest) {
- /* allocate clipmask, assign it integer type */
- clipmask = generate_clipmask(llvm, outputs,
- variant->key.clip_xy,
- variant->key.clip_z,
- variant->key.clip_user,
- variant->key.clip_halfz,
- variant->key.ucp_enable,
- context_ptr, &have_clipdist);
- /* return clipping boolean value for function */
- clipmask_bool(gallivm, clipmask, ret_ptr);
+ key->clamp_vertex_color);
+
+ if (pos != -1 && cv != -1) {
+ /* store original positions in clip before further manipulation */
+ store_clip(gallivm, vs_type, io, outputs, pos);
+
+ /* do cliptest */
+ if (enable_cliptest) {
+ LLVMValueRef temp = LLVMBuildLoad(builder, clipmask_bool_ptr, "");
+ /* allocate clipmask, assign it integer type */
+ clipmask = generate_clipmask(llvm,
+ gallivm,
+ vs_type,
+ outputs,
+ key,
+ context_ptr, &have_clipdist);
+ temp = LLVMBuildOr(builder, clipmask, temp, "");
+ /* store temporary clipping boolean value */
+ LLVMBuildStore(builder, temp, clipmask_bool_ptr);
+ }
+ else {
+ clipmask = lp_build_const_int_vec(gallivm, lp_int_type(vs_type), 0);
+ }
+
+ /* do viewport mapping */
+ if (!bypass_viewport) {
+ generate_viewport(variant, builder, vs_type, outputs, context_ptr);
+ }
}
else {
- clipmask = lp_build_const_int_vec(gallivm, lp_type_int_vec(32), 0);
- }
-
- /* do viewport mapping */
- if (!bypass_viewport) {
- generate_viewport(llvm, builder, outputs, context_ptr);
+ clipmask = lp_build_const_int_vec(gallivm, lp_int_type(vs_type), 0);
}
- /* store clipmask in vertex header,
- * original positions in clip
- * and transformed positions in data
- */
- convert_to_aos(gallivm, io, outputs, clipmask,
- vs_info->num_outputs, max_vertices, have_clipdist);
+ /* store clipmask in vertex header,
+ * original positions in clip
+ * and transformed positions in data
+ */
+ convert_to_aos(gallivm, io, NULL, outputs, clipmask,
+ vs_info->num_outputs, vs_type,
+ enable_cliptest && key->need_edgeflags);
}
-
- lp_build_loop_end_cond(&lp_loop, end, step, LLVMIntUGE);
+ lp_build_loop_end_cond(&lp_loop, count, step, LLVMIntUGE);
sampler->destroy(sampler);
- ret = LLVMBuildLoad(builder, ret_ptr, "");
- LLVMBuildRet(builder, ret);
-
- /*
- * Translate the LLVM IR into machine code.
- */
-#ifdef DEBUG
- if (LLVMVerifyFunction(variant_func, LLVMPrintMessageAction)) {
- lp_debug_dump_value(variant_func);
- assert(0);
- }
-#endif
-
- LLVMRunFunctionPassManager(gallivm->passmgr, variant_func);
+ /* return clipping boolean value for function */
+ ret = clipmask_booli32(gallivm, vs_type, clipmask_bool_ptr,
+ enable_cliptest && key->need_edgeflags);
- if (gallivm_debug & GALLIVM_DEBUG_IR) {
- lp_debug_dump_value(variant_func);
- debug_printf("\n");
- }
-
- code = LLVMGetPointerToGlobal(gallivm->engine, variant_func);
- if (elts)
- variant->jit_func_elts = (draw_jit_vert_func_elts) pointer_to_func(code);
- else
- variant->jit_func = (draw_jit_vert_func) pointer_to_func(code);
+ LLVMBuildRet(builder, ret);
- if (gallivm_debug & GALLIVM_DEBUG_ASM) {
- lp_disassemble(code);
- }
- lp_func_delete_body(variant_func);
+ gallivm_verify_function(gallivm, variant_func);
}
{
unsigned i;
struct draw_llvm_variant_key *key;
- struct lp_sampler_static_state *sampler;
+ struct draw_sampler_static_state *draw_sampler;
key = (struct draw_llvm_variant_key *)store;
+ memset(key, 0, offsetof(struct draw_llvm_variant_key, vertex_element[0]));
+
key->clamp_vertex_color = llvm->draw->rasterizer->clamp_vertex_color; /**/
/* Presumably all variants of the shader should have the same
* number of vertex elements - ie the number of shader inputs.
+ * NOTE: we NEED to store the needed number of needed inputs
+ * here, not the number of provided elements to match keysize
+ * (and the offset of sampler state in the key).
*/
- key->nr_vertex_elements = llvm->draw->pt.nr_vertex_elements;
+ key->nr_vertex_elements = llvm->draw->vs.vertex_shader->info.file_max[TGSI_FILE_INPUT] + 1;
+ assert(key->nr_vertex_elements <= llvm->draw->pt.nr_vertex_elements);
/* will have to rig this up properly later */
key->clip_xy = llvm->draw->clip_xy;
key->clip_z = llvm->draw->clip_z;
key->clip_user = llvm->draw->clip_user;
- key->bypass_viewport = llvm->draw->identity_viewport;
- key->clip_halfz = !llvm->draw->rasterizer->gl_rasterization_rules;
+ key->bypass_viewport = llvm->draw->bypass_viewport;
+ key->clip_halfz = llvm->draw->rasterizer->clip_halfz;
+ /* XXX assumes edgeflag output not at 0 */
key->need_edgeflags = (llvm->draw->vs.edgeflag_output ? TRUE : FALSE);
key->ucp_enable = llvm->draw->rasterizer->clip_plane_enable;
- key->pad = 0;
+ key->has_gs = llvm->draw->gs.geometry_shader != NULL;
+ key->num_outputs = draw_total_vs_outputs(llvm->draw);
/* All variants of this shader will have the same value for
* nr_samplers. Not yet trying to compact away holes in the
* sampler array.
*/
key->nr_samplers = llvm->draw->vs.vertex_shader->info.file_max[TGSI_FILE_SAMPLER] + 1;
+ if (llvm->draw->vs.vertex_shader->info.file_max[TGSI_FILE_SAMPLER_VIEW] != -1) {
+ key->nr_sampler_views =
+ llvm->draw->vs.vertex_shader->info.file_max[TGSI_FILE_SAMPLER_VIEW] + 1;
+ }
+ else {
+ key->nr_sampler_views = key->nr_samplers;
+ }
- sampler = draw_llvm_variant_key_samplers(key);
+ draw_sampler = draw_llvm_variant_key_samplers(key);
memcpy(key->vertex_element,
llvm->draw->pt.vertex_element,
sizeof(struct pipe_vertex_element) * key->nr_vertex_elements);
-
- memset(sampler, 0, key->nr_samplers * sizeof *sampler);
+
+ memset(draw_sampler, 0, MAX2(key->nr_samplers, key->nr_sampler_views) * sizeof *draw_sampler);
for (i = 0 ; i < key->nr_samplers; i++) {
- lp_sampler_static_state(&sampler[i],
- llvm->draw->sampler_views[i],
- llvm->draw->samplers[i]);
+ lp_sampler_static_sampler_state(&draw_sampler[i].sampler_state,
+ llvm->draw->samplers[PIPE_SHADER_VERTEX][i]);
+ }
+ for (i = 0 ; i < key->nr_sampler_views; i++) {
+ lp_sampler_static_texture_state(&draw_sampler[i].texture_state,
+ llvm->draw->sampler_views[PIPE_SHADER_VERTEX][i]);
}
return key;
}
+void
+draw_llvm_dump_variant_key(struct draw_llvm_variant_key *key)
+{
+ unsigned i;
+ struct draw_sampler_static_state *sampler = draw_llvm_variant_key_samplers(key);
+
+ debug_printf("clamp_vertex_color = %u\n", key->clamp_vertex_color);
+ debug_printf("clip_xy = %u\n", key->clip_xy);
+ debug_printf("clip_z = %u\n", key->clip_z);
+ debug_printf("clip_user = %u\n", key->clip_user);
+ debug_printf("bypass_viewport = %u\n", key->bypass_viewport);
+ debug_printf("clip_halfz = %u\n", key->clip_halfz);
+ debug_printf("need_edgeflags = %u\n", key->need_edgeflags);
+ debug_printf("has_gs = %u\n", key->has_gs);
+ debug_printf("ucp_enable = %u\n", key->ucp_enable);
+
+ for (i = 0 ; i < key->nr_vertex_elements; i++) {
+ debug_printf("vertex_element[%i].src_offset = %u\n", i, key->vertex_element[i].src_offset);
+ debug_printf("vertex_element[%i].instance_divisor = %u\n", i, key->vertex_element[i].instance_divisor);
+ debug_printf("vertex_element[%i].vertex_buffer_index = %u\n", i, key->vertex_element[i].vertex_buffer_index);
+ debug_printf("vertex_element[%i].src_format = %s\n", i, util_format_name(key->vertex_element[i].src_format));
+ }
+
+ for (i = 0 ; i < key->nr_sampler_views; i++) {
+ debug_printf("sampler[%i].src_format = %s\n", i, util_format_name(sampler[i].texture_state.format));
+ }
+}
+
+
void
draw_llvm_set_mapped_texture(struct draw_context *draw,
- unsigned sampler_idx,
+ unsigned shader_stage,
+ unsigned sview_idx,
uint32_t width, uint32_t height, uint32_t depth,
uint32_t first_level, uint32_t last_level,
+ const void *base_ptr,
uint32_t row_stride[PIPE_MAX_TEXTURE_LEVELS],
uint32_t img_stride[PIPE_MAX_TEXTURE_LEVELS],
- const void *data[PIPE_MAX_TEXTURE_LEVELS])
+ uint32_t mip_offsets[PIPE_MAX_TEXTURE_LEVELS])
{
unsigned j;
struct draw_jit_texture *jit_tex;
- assert(sampler_idx < PIPE_MAX_VERTEX_SAMPLERS);
+ assert(shader_stage == PIPE_SHADER_VERTEX ||
+ shader_stage == PIPE_SHADER_GEOMETRY);
+
+ if (shader_stage == PIPE_SHADER_VERTEX) {
+ assert(sview_idx < Elements(draw->llvm->jit_context.textures));
+
+ jit_tex = &draw->llvm->jit_context.textures[sview_idx];
+ } else if (shader_stage == PIPE_SHADER_GEOMETRY) {
+ assert(sview_idx < Elements(draw->llvm->gs_jit_context.textures));
- jit_tex = &draw->llvm->jit_context.textures[sampler_idx];
+ jit_tex = &draw->llvm->gs_jit_context.textures[sview_idx];
+ } else {
+ assert(0);
+ return;
+ }
jit_tex->width = width;
jit_tex->height = height;
jit_tex->depth = depth;
jit_tex->first_level = first_level;
jit_tex->last_level = last_level;
+ jit_tex->base = base_ptr;
for (j = first_level; j <= last_level; j++) {
- jit_tex->data[j] = data[j];
+ jit_tex->mip_offsets[j] = mip_offsets[j];
jit_tex->row_stride[j] = row_stride[j];
jit_tex->img_stride[j] = img_stride[j];
}
void
-draw_llvm_set_sampler_state(struct draw_context *draw)
+draw_llvm_set_sampler_state(struct draw_context *draw,
+ unsigned shader_type)
{
unsigned i;
- for (i = 0; i < draw->num_samplers; i++) {
- struct draw_jit_texture *jit_tex = &draw->llvm->jit_context.textures[i];
-
- if (draw->samplers[i]) {
- jit_tex->min_lod = draw->samplers[i]->min_lod;
- jit_tex->max_lod = draw->samplers[i]->max_lod;
- jit_tex->lod_bias = draw->samplers[i]->lod_bias;
- COPY_4V(jit_tex->border_color, draw->samplers[i]->border_color.f);
+ if (shader_type == PIPE_SHADER_VERTEX) {
+ for (i = 0; i < draw->num_samplers[PIPE_SHADER_VERTEX]; i++) {
+ struct draw_jit_sampler *jit_sam = &draw->llvm->jit_context.samplers[i];
+
+ if (draw->samplers[PIPE_SHADER_VERTEX][i]) {
+ const struct pipe_sampler_state *s
+ = draw->samplers[PIPE_SHADER_VERTEX][i];
+ jit_sam->min_lod = s->min_lod;
+ jit_sam->max_lod = s->max_lod;
+ jit_sam->lod_bias = s->lod_bias;
+ COPY_4V(jit_sam->border_color, s->border_color.f);
+ }
+ }
+ } else if (shader_type == PIPE_SHADER_GEOMETRY) {
+ for (i = 0; i < draw->num_samplers[PIPE_SHADER_GEOMETRY]; i++) {
+ struct draw_jit_sampler *jit_sam = &draw->llvm->gs_jit_context.samplers[i];
+
+ if (draw->samplers[PIPE_SHADER_GEOMETRY][i]) {
+ const struct pipe_sampler_state *s
+ = draw->samplers[PIPE_SHADER_GEOMETRY][i];
+ jit_sam->min_lod = s->min_lod;
+ jit_sam->max_lod = s->max_lod;
+ jit_sam->lod_bias = s->lod_bias;
+ COPY_4V(jit_sam->border_color, s->border_color.f);
+ }
}
}
}
{
struct draw_llvm *llvm = variant->llvm;
- if (variant->function_elts) {
- LLVMFreeMachineCodeForFunction(llvm->gallivm->engine,
- variant->function_elts);
- LLVMDeleteFunction(variant->function_elts);
+ gallivm_destroy(variant->gallivm);
+
+ remove_from_list(&variant->list_item_local);
+ variant->shader->variants_cached--;
+ remove_from_list(&variant->list_item_global);
+ llvm->nr_variants--;
+ FREE(variant);
+}
+
+
+/**
+ * Create LLVM types for various structures.
+ */
+static void
+create_gs_jit_types(struct draw_gs_llvm_variant *var)
+{
+ struct gallivm_state *gallivm = var->gallivm;
+ LLVMTypeRef texture_type, sampler_type, context_type;
+
+ texture_type = create_jit_texture_type(gallivm, "texture");
+ sampler_type = create_jit_sampler_type(gallivm, "sampler");
+
+ context_type = create_gs_jit_context_type(gallivm,
+ var->shader->base.vector_length,
+ texture_type, sampler_type,
+ "draw_gs_jit_context");
+ var->context_ptr_type = LLVMPointerType(context_type, 0);
+
+ var->input_array_type = create_gs_jit_input_type(gallivm);
+}
+
+static LLVMTypeRef
+get_gs_context_ptr_type(struct draw_gs_llvm_variant *variant)
+{
+ if (!variant->context_ptr_type)
+ create_gs_jit_types(variant);
+ return variant->context_ptr_type;
+}
+
+static LLVMValueRef
+generate_mask_value(struct draw_gs_llvm_variant *variant,
+ struct lp_type gs_type)
+{
+ struct gallivm_state *gallivm = variant->gallivm;
+ LLVMBuilderRef builder = gallivm->builder;
+ struct lp_type mask_type = lp_int_type(gs_type);
+ LLVMValueRef num_prims;
+ LLVMValueRef mask_val = lp_build_const_vec(gallivm, mask_type, 0);
+ unsigned i;
+
+ num_prims = lp_build_broadcast(gallivm, lp_build_vec_type(gallivm, mask_type),
+ variant->num_prims);
+ for (i = 0; i < gs_type.length; i++) {
+ LLVMValueRef idx = lp_build_const_int32(gallivm, i);
+ mask_val = LLVMBuildInsertElement(builder, mask_val, idx, idx, "");
+ }
+ mask_val = lp_build_compare(gallivm, mask_type,
+ PIPE_FUNC_GREATER, num_prims, mask_val);
+
+ return mask_val;
+}
+
+static void
+draw_gs_llvm_generate(struct draw_llvm *llvm,
+ struct draw_gs_llvm_variant *variant)
+{
+ struct gallivm_state *gallivm = variant->gallivm;
+ LLVMContextRef context = gallivm->context;
+ LLVMTypeRef int32_type = LLVMInt32TypeInContext(context);
+ LLVMTypeRef arg_types[7];
+ LLVMTypeRef func_type;
+ LLVMValueRef variant_func;
+ LLVMValueRef context_ptr;
+ LLVMValueRef prim_id_ptr;
+ LLVMBasicBlockRef block;
+ LLVMBuilderRef builder;
+ LLVMValueRef io_ptr, input_array, num_prims, mask_val;
+ struct lp_build_sampler_soa *sampler = 0;
+ struct lp_build_context bld;
+ struct lp_bld_tgsi_system_values system_values;
+ char func_name[64];
+ struct lp_type gs_type;
+ unsigned i;
+ struct draw_gs_llvm_iface gs_iface;
+ const struct tgsi_token *tokens = variant->shader->base.state.tokens;
+ LLVMValueRef consts_ptr, num_consts_ptr;
+ LLVMValueRef outputs[PIPE_MAX_SHADER_OUTPUTS][TGSI_NUM_CHANNELS];
+ struct lp_build_mask_context mask;
+ const struct tgsi_shader_info *gs_info = &variant->shader->base.info;
+ unsigned vector_length = variant->shader->base.vector_length;
+
+ memset(&system_values, 0, sizeof(system_values));
+
+ util_snprintf(func_name, sizeof(func_name), "draw_llvm_gs_variant%u",
+ variant->shader->variants_cached);
+
+ assert(variant->vertex_header_ptr_type);
+
+ arg_types[0] = get_gs_context_ptr_type(variant); /* context */
+ arg_types[1] = variant->input_array_type; /* input */
+ arg_types[2] = variant->vertex_header_ptr_type; /* vertex_header */
+ arg_types[3] = int32_type; /* num_prims */
+ arg_types[4] = int32_type; /* instance_id */
+ arg_types[5] = LLVMPointerType(
+ LLVMVectorType(int32_type, vector_length), 0); /* prim_id_ptr */
+ arg_types[6] = int32_type;
+
+ func_type = LLVMFunctionType(int32_type, arg_types, Elements(arg_types), 0);
+
+ variant_func = LLVMAddFunction(gallivm->module, func_name, func_type);
+
+ variant->function = variant_func;
+
+ LLVMSetFunctionCallConv(variant_func, LLVMCCallConv);
+
+ for (i = 0; i < Elements(arg_types); ++i)
+ if (LLVMGetTypeKind(arg_types[i]) == LLVMPointerTypeKind)
+ LLVMAddAttribute(LLVMGetParam(variant_func, i),
+ LLVMNoAliasAttribute);
+
+ context_ptr = LLVMGetParam(variant_func, 0);
+ input_array = LLVMGetParam(variant_func, 1);
+ io_ptr = LLVMGetParam(variant_func, 2);
+ num_prims = LLVMGetParam(variant_func, 3);
+ system_values.instance_id = LLVMGetParam(variant_func, 4);
+ prim_id_ptr = LLVMGetParam(variant_func, 5);
+ system_values.invocation_id = LLVMGetParam(variant_func, 6);
+
+ lp_build_name(context_ptr, "context");
+ lp_build_name(input_array, "input");
+ lp_build_name(io_ptr, "io");
+ lp_build_name(num_prims, "num_prims");
+ lp_build_name(system_values.instance_id, "instance_id");
+ lp_build_name(prim_id_ptr, "prim_id_ptr");
+ lp_build_name(system_values.invocation_id, "invocation_id");
+
+ variant->context_ptr = context_ptr;
+ variant->io_ptr = io_ptr;
+ variant->num_prims = num_prims;
+
+ gs_iface.base.fetch_input = draw_gs_llvm_fetch_input;
+ gs_iface.base.emit_vertex = draw_gs_llvm_emit_vertex;
+ gs_iface.base.end_primitive = draw_gs_llvm_end_primitive;
+ gs_iface.base.gs_epilogue = draw_gs_llvm_epilogue;
+ gs_iface.input = input_array;
+ gs_iface.variant = variant;
+
+ /*
+ * Function body
+ */
+
+ block = LLVMAppendBasicBlockInContext(gallivm->context, variant_func, "entry");
+ builder = gallivm->builder;
+ LLVMPositionBuilderAtEnd(builder, block);
+
+ lp_build_context_init(&bld, gallivm, lp_type_int(32));
+
+ memset(&gs_type, 0, sizeof gs_type);
+ gs_type.floating = TRUE; /* floating point values */
+ gs_type.sign = TRUE; /* values are signed */
+ gs_type.norm = FALSE; /* values are not limited to [0,1] or [-1,1] */
+ gs_type.width = 32; /* 32-bit float */
+ gs_type.length = vector_length;
+
+ consts_ptr = draw_gs_jit_context_constants(variant->gallivm, context_ptr);
+ num_consts_ptr =
+ draw_gs_jit_context_num_constants(variant->gallivm, context_ptr);
+
+ /* code generated texture sampling */
+ sampler = draw_llvm_sampler_soa_create(variant->key.samplers);
+
+ mask_val = generate_mask_value(variant, gs_type);
+ lp_build_mask_begin(&mask, gallivm, gs_type, mask_val);
+
+ if (gs_info->uses_primid) {
+ system_values.prim_id = LLVMBuildLoad(builder, prim_id_ptr, "prim_id");
}
- if (variant->function) {
- LLVMFreeMachineCodeForFunction(llvm->gallivm->engine,
- variant->function);
- LLVMDeleteFunction(variant->function);
+ if (gallivm_debug & (GALLIVM_DEBUG_TGSI | GALLIVM_DEBUG_IR)) {
+ tgsi_dump(tokens, 0);
+ draw_gs_llvm_dump_variant_key(&variant->key);
}
+ lp_build_tgsi_soa(variant->gallivm,
+ tokens,
+ gs_type,
+ &mask,
+ consts_ptr,
+ num_consts_ptr,
+ &system_values,
+ NULL,
+ outputs,
+ context_ptr,
+ NULL,
+ sampler,
+ &llvm->draw->gs.geometry_shader->info,
+ (const struct lp_build_tgsi_gs_iface *)&gs_iface);
+
+ sampler->destroy(sampler);
+
+ lp_build_mask_end(&mask);
+
+ LLVMBuildRet(builder, lp_build_zero(gallivm, lp_type_uint(32)));
+
+ gallivm_verify_function(gallivm, variant_func);
+}
+
+
+struct draw_gs_llvm_variant *
+draw_gs_llvm_create_variant(struct draw_llvm *llvm,
+ unsigned num_outputs,
+ const struct draw_gs_llvm_variant_key *key)
+{
+ struct draw_gs_llvm_variant *variant;
+ struct llvm_geometry_shader *shader =
+ llvm_geometry_shader(llvm->draw->gs.geometry_shader);
+ LLVMTypeRef vertex_header;
+ char module_name[64];
+
+ variant = MALLOC(sizeof *variant +
+ shader->variant_key_size -
+ sizeof variant->key);
+ if (!variant)
+ return NULL;
+
+ variant->llvm = llvm;
+ variant->shader = shader;
+
+ util_snprintf(module_name, sizeof(module_name), "draw_llvm_gs_variant%u",
+ variant->shader->variants_cached);
+
+ variant->gallivm = gallivm_create(module_name, llvm->context);
+
+ create_gs_jit_types(variant);
+
+ memcpy(&variant->key, key, shader->variant_key_size);
+
+ vertex_header = create_jit_vertex_header(variant->gallivm, num_outputs);
+
+ variant->vertex_header_ptr_type = LLVMPointerType(vertex_header, 0);
+
+ draw_gs_llvm_generate(llvm, variant);
+
+ gallivm_compile_module(variant->gallivm);
+
+ variant->jit_func = (draw_gs_jit_func)
+ gallivm_jit_function(variant->gallivm, variant->function);
+
+ gallivm_free_ir(variant->gallivm);
+
+ variant->list_item_global.base = variant;
+ variant->list_item_local.base = variant;
+ /*variant->no = */shader->variants_created++;
+ variant->list_item_global.base = variant;
+
+ return variant;
+}
+
+void
+draw_gs_llvm_destroy_variant(struct draw_gs_llvm_variant *variant)
+{
+ struct draw_llvm *llvm = variant->llvm;
+
+ gallivm_destroy(variant->gallivm);
+
remove_from_list(&variant->list_item_local);
variant->shader->variants_cached--;
remove_from_list(&variant->list_item_global);
- llvm->nr_variants--;
+ llvm->nr_gs_variants--;
FREE(variant);
}
+
+struct draw_gs_llvm_variant_key *
+draw_gs_llvm_make_variant_key(struct draw_llvm *llvm, char *store)
+{
+ unsigned i;
+ struct draw_gs_llvm_variant_key *key;
+ struct draw_sampler_static_state *draw_sampler;
+
+ key = (struct draw_gs_llvm_variant_key *)store;
+
+ memset(key, 0, offsetof(struct draw_gs_llvm_variant_key, samplers[0]));
+
+ key->num_outputs = draw_total_gs_outputs(llvm->draw);
+
+ /* All variants of this shader will have the same value for
+ * nr_samplers. Not yet trying to compact away holes in the
+ * sampler array.
+ */
+ key->nr_samplers = llvm->draw->gs.geometry_shader->info.file_max[TGSI_FILE_SAMPLER] + 1;
+ if (llvm->draw->gs.geometry_shader->info.file_max[TGSI_FILE_SAMPLER_VIEW] != -1) {
+ key->nr_sampler_views =
+ llvm->draw->gs.geometry_shader->info.file_max[TGSI_FILE_SAMPLER_VIEW] + 1;
+ }
+ else {
+ key->nr_sampler_views = key->nr_samplers;
+ }
+
+ draw_sampler = key->samplers;
+
+ memset(draw_sampler, 0, MAX2(key->nr_samplers, key->nr_sampler_views) * sizeof *draw_sampler);
+
+ for (i = 0 ; i < key->nr_samplers; i++) {
+ lp_sampler_static_sampler_state(&draw_sampler[i].sampler_state,
+ llvm->draw->samplers[PIPE_SHADER_GEOMETRY][i]);
+ }
+ for (i = 0 ; i < key->nr_sampler_views; i++) {
+ lp_sampler_static_texture_state(&draw_sampler[i].texture_state,
+ llvm->draw->sampler_views[PIPE_SHADER_GEOMETRY][i]);
+ }
+
+ return key;
+}
+
+void
+draw_gs_llvm_dump_variant_key(struct draw_gs_llvm_variant_key *key)
+{
+ unsigned i;
+ struct draw_sampler_static_state *sampler = key->samplers;
+
+ for (i = 0 ; i < key->nr_sampler_views; i++) {
+ debug_printf("sampler[%i].src_format = %s\n", i,
+ util_format_name(sampler[i].texture_state.format));
+ }
+}
projects / mesa.git / blobdiff