From 97b4681d7e1ccf40d1584436ade7c70fc1893e27 Mon Sep 17 00:00:00 2001 From: José Fonseca Date: Sat, 22 Aug 2009 23:30:28 +0100 Subject: llvmpipe: Drop blend derived state. Already included in the fragment shader. --- src/gallium/drivers/llvmpipe/lp_context.h | 2 +- src/gallium/drivers/llvmpipe/lp_state.h | 17 --- src/gallium/drivers/llvmpipe/lp_state_blend.c | 146 +------------------------- src/gallium/drivers/llvmpipe/lp_state_fs.c | 2 +- 4 files changed, 6 insertions(+), 161 deletions(-) (limited to 'src/gallium/drivers') diff --git a/src/gallium/drivers/llvmpipe/lp_context.h b/src/gallium/drivers/llvmpipe/lp_context.h index 1d0896a568..77263e4029 100644 --- a/src/gallium/drivers/llvmpipe/lp_context.h +++ b/src/gallium/drivers/llvmpipe/lp_context.h @@ -52,7 +52,7 @@ struct llvmpipe_context { struct pipe_context pipe; /**< base class */ /** Constant state objects */ - struct lp_blend_state *blend; + const struct pipe_blend_state *blend; const struct pipe_sampler_state *sampler[PIPE_MAX_SAMPLERS]; const struct pipe_depth_stencil_alpha_state *depth_stencil; const struct pipe_rasterizer_state *rasterizer; diff --git a/src/gallium/drivers/llvmpipe/lp_state.h b/src/gallium/drivers/llvmpipe/lp_state.h index 83dace30ce..2b1f2e452d 100644 --- a/src/gallium/drivers/llvmpipe/lp_state.h +++ b/src/gallium/drivers/llvmpipe/lp_state.h @@ -120,23 +120,6 @@ struct lp_vertex_shader { }; -typedef void -(*lp_blend_func)(const uint8_t *mask, - const uint8_t *src, - const uint8_t *con, - uint8_t *dst); - - -struct lp_blend_state -{ - struct pipe_blend_state base; - - LLVMValueRef function; - - lp_blend_func jit_function; -}; - - void * llvmpipe_create_blend_state(struct pipe_context *, diff --git a/src/gallium/drivers/llvmpipe/lp_state_blend.c b/src/gallium/drivers/llvmpipe/lp_state_blend.c index d0cdcd8c8d..ebde41c099 100644 --- a/src/gallium/drivers/llvmpipe/lp_state_blend.c +++ b/src/gallium/drivers/llvmpipe/lp_state_blend.c @@ -38,141 +38,12 @@ #include "lp_context.h" #include "lp_state.h" -#include "lp_bld_type.h" -#include "lp_bld_arit.h" -#include "lp_bld_logic.h" -#include "lp_bld_blend.h" -#include "lp_bld_debug.h" - - -/** - * Generate blending code according to blend->base state. - * The blend function will look like: - * blend(mask, src_color, constant color, dst_color) - * dst_color will be modified and contain the result of the blend func. - */ -static void -blend_generate(struct llvmpipe_screen *screen, - struct lp_blend_state *blend) -{ - union lp_type type; - struct lp_build_context bld; - LLVMTypeRef vec_type; - LLVMTypeRef int_vec_type; - LLVMTypeRef arg_types[4]; - LLVMTypeRef func_type; - LLVMValueRef mask_ptr; - LLVMValueRef src_ptr; - LLVMValueRef dst_ptr; - LLVMValueRef const_ptr; - LLVMBasicBlockRef block; - LLVMBuilderRef builder; - LLVMValueRef mask; - LLVMValueRef src[4]; - LLVMValueRef con[4]; - LLVMValueRef dst[4]; - LLVMValueRef res[4]; - unsigned i; - - type.value = 0; - type.floating = FALSE; /* values are integers */ - type.sign = FALSE; /* values are unsigned */ - type.norm = TRUE; /* values are in [0,1] or [-1,1] */ - type.width = 8; /* 8-bit ubyte values */ - type.length = 16; /* 16 elements per vector */ - - vec_type = lp_build_vec_type(type); - int_vec_type = lp_build_int_vec_type(type); - - arg_types[0] = LLVMPointerType(int_vec_type, 0); /* mask */ - arg_types[1] = LLVMPointerType(vec_type, 0); /* src */ - arg_types[2] = LLVMPointerType(vec_type, 0); /* con */ - arg_types[3] = LLVMPointerType(vec_type, 0); /* dst */ - func_type = LLVMFunctionType(LLVMVoidType(), arg_types, Elements(arg_types), 0); - blend->function = LLVMAddFunction(screen->module, "blend", func_type); - LLVMSetFunctionCallConv(blend->function, LLVMCCallConv); - - mask_ptr = LLVMGetParam(blend->function, 0); - src_ptr = LLVMGetParam(blend->function, 1); - const_ptr = LLVMGetParam(blend->function, 2); - dst_ptr = LLVMGetParam(blend->function, 3); - - block = LLVMAppendBasicBlock(blend->function, "entry"); - builder = LLVMCreateBuilder(); - LLVMPositionBuilderAtEnd(builder, block); - - lp_build_context_init(&bld, builder, type); - - mask = LLVMBuildLoad(builder, mask_ptr, "mask"); - - for(i = 0; i < 4; ++i) { - LLVMValueRef index = LLVMConstInt(LLVMInt32Type(), i, 0); - - src[i] = LLVMBuildLoad(builder, LLVMBuildGEP(builder, src_ptr, &index, 1, ""), ""); - con[i] = LLVMBuildLoad(builder, LLVMBuildGEP(builder, const_ptr, &index, 1, ""), ""); - dst[i] = LLVMBuildLoad(builder, LLVMBuildGEP(builder, dst_ptr, &index, 1, ""), ""); - - lp_build_name(src[i], "src.%c", "rgba"[i]); - lp_build_name(con[i], "con.%c", "rgba"[i]); - lp_build_name(dst[i], "dst.%c", "rgba"[i]); - } - - lp_build_blend_soa(builder, &blend->base, type, src, dst, con, res); - - for(i = 0; i < 4; ++i) { - LLVMValueRef index = LLVMConstInt(LLVMInt32Type(), i, 0); - lp_build_name(res[i], "res.%c", "rgba"[i]); - res[i] = lp_build_select(&bld, mask, res[i], dst[i]); - LLVMBuildStore(builder, res[i], LLVMBuildGEP(builder, dst_ptr, &index, 1, "")); - } - - LLVMBuildRetVoid(builder);; - - LLVMDisposeBuilder(builder); -} - void * llvmpipe_create_blend_state(struct pipe_context *pipe, - const struct pipe_blend_state *base) + const struct pipe_blend_state *blend) { - struct llvmpipe_screen *screen = llvmpipe_screen(pipe->screen); - struct lp_blend_state *blend; - - blend = CALLOC_STRUCT(lp_blend_state); - if(!blend) - return NULL; - - blend->base = *base; - - blend_generate(screen, blend); - - LLVMRunFunctionPassManager(screen->pass, blend->function); - -#ifdef DEBUG - debug_printf("%s=%s %s=%s %s=%s %s=%s %s=%s %s=%s\n", - "rgb_func", debug_dump_blend_func (blend->base.rgb_func, TRUE), - "rgb_src_factor", debug_dump_blend_factor(blend->base.rgb_src_factor, TRUE), - "rgb_dst_factor", debug_dump_blend_factor(blend->base.rgb_dst_factor, TRUE), - "alpha_func", debug_dump_blend_func (blend->base.alpha_func, TRUE), - "alpha_src_factor", debug_dump_blend_factor(blend->base.alpha_src_factor, TRUE), - "alpha_dst_factor", debug_dump_blend_factor(blend->base.alpha_dst_factor, TRUE)); - LLVMDumpValue(blend->function); - debug_printf("\n"); -#endif - - if(LLVMVerifyFunction(blend->function, LLVMPrintMessageAction)) { - LLVMDumpValue(blend->function); - abort(); - } - - blend->jit_function = (lp_blend_func)LLVMGetPointerToGlobal(screen->engine, blend->function); - -#ifdef DEBUG - lp_disassemble(blend->jit_function); -#endif - - return blend; + return mem_dup(blend, sizeof(*blend)); } void llvmpipe_bind_blend_state( struct pipe_context *pipe, @@ -180,23 +51,14 @@ void llvmpipe_bind_blend_state( struct pipe_context *pipe, { struct llvmpipe_context *llvmpipe = llvmpipe_context(pipe); - llvmpipe->blend = (struct lp_blend_state *)blend; + llvmpipe->blend = blend; llvmpipe->dirty |= LP_NEW_BLEND; } void llvmpipe_delete_blend_state(struct pipe_context *pipe, - void *_blend) + void *blend) { - struct llvmpipe_screen *screen = llvmpipe_screen(pipe->screen); - struct lp_blend_state *blend = (struct lp_blend_state *)_blend; - - if(blend->function) { - if(blend->jit_function) - LLVMFreeMachineCodeForFunction(screen->engine, blend->function); - LLVMDeleteFunction(blend->function); - } - FREE( blend ); } diff --git a/src/gallium/drivers/llvmpipe/lp_state_fs.c b/src/gallium/drivers/llvmpipe/lp_state_fs.c index a9b2d48244..cf0a90bc18 100644 --- a/src/gallium/drivers/llvmpipe/lp_state_fs.c +++ b/src/gallium/drivers/llvmpipe/lp_state_fs.c @@ -714,7 +714,7 @@ llvmpipe_update_fs(struct llvmpipe_context *lp) memset(&key, 0, sizeof key); memcpy(&key.depth, &lp->depth_stencil->depth, sizeof &key.depth); memcpy(&key.alpha, &lp->depth_stencil->alpha, sizeof &key.alpha); - memcpy(&key.blend, &lp->blend->base, sizeof &key.blend); + memcpy(&key.blend, lp->blend, sizeof &key.blend); variant = shader->variants; while(variant) { -- cgit v1.2.3