diff options
Diffstat (limited to 'src/gallium/drivers/svga/svga_tgsi.c')
| -rw-r--r-- | src/gallium/drivers/svga/svga_tgsi.c | 145 |
1 files changed, 12 insertions, 133 deletions
diff --git a/src/gallium/drivers/svga/svga_tgsi.c b/src/gallium/drivers/svga/svga_tgsi.c index 2e2ff5e4673..9a6fb465ccb 100644 --- a/src/gallium/drivers/svga/svga_tgsi.c +++ b/src/gallium/drivers/svga/svga_tgsi.c @@ -37,6 +37,7 @@ #include "svgadump/svga_shader_dump.h" #include "svga_context.h" +#include "svga_shader.h" #include "svga_tgsi.h" #include "svga_tgsi_emit.h" #include "svga_debug.h" @@ -166,97 +167,6 @@ svga_shader_emit_header(struct svga_shader_emitter *emit) /** - * Use the shader info to generate a bitmask indicating which generic - * inputs are used by the shader. A set bit indicates that GENERIC[i] - * is used. - */ -unsigned -svga_get_generic_inputs_mask(const struct tgsi_shader_info *info) -{ - unsigned i, mask = 0x0; - - for (i = 0; i < info->num_inputs; i++) { - if (info->input_semantic_name[i] == TGSI_SEMANTIC_GENERIC) { - unsigned j = info->input_semantic_index[i]; - assert(j < sizeof(mask) * 8); - mask |= 1 << j; - } - } - - return mask; -} - - -/** - * Given a mask of used generic variables (as returned by the above functions) - * fill in a table which maps those indexes to small integers. - * This table is used by the remap_generic_index() function in - * svga_tgsi_decl_sm30.c - * Example: if generics_mask = binary(1010) it means that GENERIC[1] and - * GENERIC[3] are used. The remap_table will contain: - * table[1] = 0; - * table[3] = 1; - * The remaining table entries will be filled in with the next unused - * generic index (in this example, 2). - */ -void -svga_remap_generics(unsigned generics_mask, - int8_t remap_table[MAX_GENERIC_VARYING]) -{ - /* Note texcoord[0] is reserved so start at 1 */ - unsigned count = 1, i; - - for (i = 0; i < MAX_GENERIC_VARYING; i++) { - remap_table[i] = -1; - } - - /* for each bit set in generic_mask */ - while (generics_mask) { - unsigned index = ffs(generics_mask) - 1; - remap_table[index] = count++; - generics_mask &= ~(1 << index); - } -} - - -/** - * Use the generic remap table to map a TGSI generic varying variable - * index to a small integer. If the remapping table doesn't have a - * valid value for the given index (the table entry is -1) it means - * the fragment shader doesn't use that VS output. Just allocate - * the next free value in that case. Alternately, we could cull - * VS instructions that write to register, or replace the register - * with a dummy temp register. - * XXX TODO: we should do one of the later as it would save precious - * texcoord registers. - */ -int -svga_remap_generic_index(int8_t remap_table[MAX_GENERIC_VARYING], - int generic_index) -{ - assert(generic_index < MAX_GENERIC_VARYING); - - if (generic_index >= MAX_GENERIC_VARYING) { - /* just don't return a random/garbage value */ - generic_index = MAX_GENERIC_VARYING - 1; - } - - if (remap_table[generic_index] == -1) { - /* This is a VS output that has no matching PS input. Find a - * free index. - */ - int i, max = 0; - for (i = 0; i < MAX_GENERIC_VARYING; i++) { - max = MAX2(max, remap_table[i]); - } - remap_table[generic_index] = max + 1; - } - - return remap_table[generic_index]; -} - - -/** * Parse TGSI shader and translate to SVGA/DX9 serialized * representation. * @@ -264,9 +174,9 @@ svga_remap_generic_index(int8_t remap_table[MAX_GENERIC_VARYING], * can be dynamically grown. Once we've finished and know how large * it is, it will be copied to a hardware buffer for upload. */ -static struct svga_shader_variant * -svga_tgsi_translate(const struct svga_shader *shader, - const struct svga_compile_key *key, unsigned unit) +struct svga_shader_variant * +svga_tgsi_vgpu9_translate(const struct svga_shader *shader, + const struct svga_compile_key *key, unsigned unit) { struct svga_shader_variant *variant = NULL; struct svga_shader_emitter emit; @@ -288,10 +198,10 @@ svga_tgsi_translate(const struct svga_shader *shader, emit.imm_start = emit.info.file_max[TGSI_FILE_CONSTANT] + 1; if (unit == PIPE_SHADER_FRAGMENT) - emit.imm_start += key->fkey.num_unnormalized_coords; + emit.imm_start += key->num_unnormalized_coords; if (unit == PIPE_SHADER_VERTEX) { - emit.imm_start += key->vkey.need_prescale ? 2 : 0; + emit.imm_start += key->vs.need_prescale ? 2 : 0; } emit.nr_hw_float_const = @@ -327,7 +237,11 @@ svga_tgsi_translate(const struct svga_shader *shader, memcpy(&variant->key, key, sizeof(*key)); variant->id = UTIL_BITMASK_INVALID_INDEX; - if (SVGA_DEBUG & DEBUG_TGSI) { + variant->pstipple_sampler_unit = emit.pstipple_sampler_unit; + +#if 0 + if (!svga_shader_verify(variant->tokens, variant->nr_tokens) || + SVGA_DEBUG & DEBUG_TGSI) { debug_printf("#####################################\n"); debug_printf("Shader %u below\n", shader->id); tgsi_dump(shader->tokens, 0); @@ -337,6 +251,7 @@ svga_tgsi_translate(const struct svga_shader *shader, } debug_printf("#####################################\n"); } +#endif return variant; @@ -345,39 +260,3 @@ svga_tgsi_translate(const struct svga_shader *shader, FREE(emit.buf); return NULL; } - - -struct svga_shader_variant * -svga_translate_fragment_program(const struct svga_fragment_shader *fs, - const struct svga_fs_compile_key *fkey) -{ - struct svga_compile_key key; - - memset(&key, 0, sizeof(key)); - - memcpy(&key.fkey, fkey, sizeof *fkey); - - memcpy(key.generic_remap_table, fs->generic_remap_table, - sizeof(fs->generic_remap_table)); - - return svga_tgsi_translate(&fs->base, &key, PIPE_SHADER_FRAGMENT); -} - - -struct svga_shader_variant * -svga_translate_vertex_program(const struct svga_vertex_shader *vs, - const struct svga_vs_compile_key *vkey) -{ - struct svga_compile_key key; - - memset(&key, 0, sizeof(key)); - - memcpy(&key.vkey, vkey, sizeof *vkey); - - /* Note: we could alternately store the remap table in the vkey but - * that would make it larger. We just regenerate it here instead. - */ - svga_remap_generics(vkey->fs_generic_inputs, key.generic_remap_table); - - return svga_tgsi_translate(&vs->base, &key, PIPE_SHADER_VERTEX); -} |