From: José Fonseca Date: Tue, 11 Aug 2009 12:17:24 +0000 (+0100) Subject: llvmpipe: TGSI -> LLVM SoA IR converstion. X-Git-Url: https://git.libre-soc.org/?a=commitdiff_plain;h=63b07618b3e4034e11968f1c5323445dc4a0377f;p=mesa.git llvmpipe: TGSI -> LLVM SoA IR converstion. Based on tgsi_sse2.c. --- diff --git a/src/gallium/drivers/llvmpipe/SConscript b/src/gallium/drivers/llvmpipe/SConscript index e3106763cb5..705a8bdfd44 100644 --- a/src/gallium/drivers/llvmpipe/SConscript +++ b/src/gallium/drivers/llvmpipe/SConscript @@ -23,6 +23,7 @@ llvmpipe = env.ConvenienceLibrary( 'lp_bld_loop.c', 'lp_bld_logicop.c', 'lp_bld_swizzle.c', + 'lp_bld_tgsi_soa.c', 'lp_bld_type.c', 'lp_clear.c', 'lp_context.c', diff --git a/src/gallium/drivers/llvmpipe/lp_bld_tgsi.h b/src/gallium/drivers/llvmpipe/lp_bld_tgsi.h new file mode 100644 index 00000000000..020db003c27 --- /dev/null +++ b/src/gallium/drivers/llvmpipe/lp_bld_tgsi.h @@ -0,0 +1,53 @@ +/************************************************************************** + * + * Copyright 2009 VMware, Inc. + * All Rights Reserved. + * + * Permission is hereby granted, free of charge, to any person obtaining a + * copy of this software and associated documentation files (the + * "Software"), to deal in the Software without restriction, including + * without limitation the rights to use, copy, modify, merge, publish, + * distribute, sub license, and/or sell copies of the Software, and to + * permit persons to whom the Software is furnished to do so, subject to + * the following conditions: + * + * The above copyright notice and this permission notice (including the + * next paragraph) shall be included in all copies or substantial portions + * of the Software. + * + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS + * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF + * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT. + * IN NO EVENT SHALL VMWARE AND/OR ITS SUPPLIERS BE LIABLE FOR + * ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, + * TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE + * SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. + * + **************************************************************************/ + +#ifndef LP_BLD_TGSI_H +#define LP_BLD_TGSI_H + +#include + + +struct tgsi_token; +union lp_type; +struct lp_build_context; + +void PIPE_CDECL +lp_build_tgsi_fetch_texel_soa( struct tgsi_sampler **samplers, + uint32_t unit, + float *store ); + +void +lp_build_tgsi_soa(LLVMBuilderRef builder, + const struct tgsi_token *tokens, + union lp_type type, + LLVMValueRef (*inputs)[4], + LLVMValueRef consts_ptr, + LLVMValueRef (*outputs)[4], + LLVMValueRef samplers_ptr); + + +#endif /* LP_BLD_TGSI_H */ diff --git a/src/gallium/drivers/llvmpipe/lp_bld_tgsi_soa.c b/src/gallium/drivers/llvmpipe/lp_bld_tgsi_soa.c new file mode 100644 index 00000000000..d5acafe840c --- /dev/null +++ b/src/gallium/drivers/llvmpipe/lp_bld_tgsi_soa.c @@ -0,0 +1,1534 @@ +/************************************************************************** + * + * Copyright 2009 VMware, Inc. + * Copyright 2007-2008 Tungsten Graphics, Inc., Cedar Park, Texas. + * All Rights Reserved. + * + * Permission is hereby granted, free of charge, to any person obtaining a + * copy of this software and associated documentation files (the + * "Software"), to deal in the Software without restriction, including + * without limitation the rights to use, copy, modify, merge, publish, + * distribute, sub license, and/or sell copies of the Software, and to + * permit persons to whom the Software is furnished to do so, subject to + * the following conditions: + * + * The above copyright notice and this permission notice (including the + * next paragraph) shall be included in all copies or substantial portions + * of the Software. + * + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS + * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF + * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT. + * IN NO EVENT SHALL TUNGSTEN GRAPHICS AND/OR ITS SUPPLIERS BE LIABLE FOR + * ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, + * TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE + * SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. + * + **************************************************************************/ + +#include "pipe/p_config.h" +#include "pipe/p_shader_tokens.h" +#include "util/u_debug.h" +#include "util/u_math.h" +#include "util/u_memory.h" +#include "tgsi/tgsi_parse.h" +#include "tgsi/tgsi_util.h" +#include "tgsi/tgsi_exec.h" +#include "lp_bld_type.h" +#include "lp_bld_const.h" +#include "lp_bld_intr.h" +#include "lp_bld_arit.h" +#include "lp_bld_swizzle.h" +#include "lp_bld_tgsi.h" + + +#define LP_MAX_TEMPS 256 +#define LP_MAX_IMMEDIATES 256 + + +#define FOR_EACH_CHANNEL( CHAN )\ + for (CHAN = 0; CHAN < NUM_CHANNELS; CHAN++) + +#define IS_DST0_CHANNEL_ENABLED( INST, CHAN )\ + ((INST).FullDstRegisters[0].DstRegister.WriteMask & (1 << (CHAN))) + +#define IF_IS_DST0_CHANNEL_ENABLED( INST, CHAN )\ + if (IS_DST0_CHANNEL_ENABLED( INST, CHAN )) + +#define FOR_EACH_DST0_ENABLED_CHANNEL( INST, CHAN )\ + FOR_EACH_CHANNEL( CHAN )\ + IF_IS_DST0_CHANNEL_ENABLED( INST, CHAN ) + +#define CHAN_X 0 +#define CHAN_Y 1 +#define CHAN_Z 2 +#define CHAN_W 3 + + +struct lp_build_tgsi_soa_context +{ + struct lp_build_context base; + + LLVMValueRef (*inputs)[4]; + LLVMValueRef consts_ptr; + LLVMValueRef (*outputs)[4]; + LLVMValueRef samplers_ptr; + + LLVMValueRef immediates[LP_MAX_IMMEDIATES][4]; + LLVMValueRef temps[LP_MAX_TEMPS][4]; +}; + + +/** + * Function call helpers. + */ + +/** + * NOTE: In gcc, if the destination uses the SSE intrinsics, then it must be + * defined with __attribute__((force_align_arg_pointer)), as we do not guarantee + * that the stack pointer is 16 byte aligned, as expected. + */ +static void +emit_func_call( + struct lp_build_tgsi_soa_context *bld, + const LLVMValueRef *args, + unsigned nr_args, + void (PIPE_CDECL *code)() ) +{ +#if 0 + LLVMAddGlobalMapping(LLVMExecutionEngineRef EE, LLVMValueRef Global, + void* Addr); +#endif + +} + + +/** + * Register fetch. + */ + +static LLVMValueRef +emit_fetch( + struct lp_build_tgsi_soa_context *bld, + const struct tgsi_full_src_register *reg, + const unsigned chan_index ) +{ + unsigned swizzle = tgsi_util_get_full_src_register_extswizzle( reg, chan_index ); + LLVMValueRef res; + + switch (swizzle) { + case TGSI_EXTSWIZZLE_X: + case TGSI_EXTSWIZZLE_Y: + case TGSI_EXTSWIZZLE_Z: + case TGSI_EXTSWIZZLE_W: + + switch (reg->SrcRegister.File) { + case TGSI_FILE_CONSTANT: { + LLVMValueRef index = LLVMConstInt(LLVMInt32Type(), reg->SrcRegister.Index*4 + swizzle, 0); + LLVMValueRef scalar_ptr = LLVMBuildGEP(bld->base.builder, bld->consts_ptr, &index, 1, ""); + LLVMValueRef scalar = LLVMBuildLoad(bld->base.builder, scalar_ptr, ""); + res = lp_build_broadcast_scalar(&bld->base, scalar); + break; + } + + case TGSI_FILE_IMMEDIATE: + res = bld->immediates[reg->SrcRegister.Index][swizzle]; + assert(res); + break; + + case TGSI_FILE_INPUT: + res = bld->inputs[reg->SrcRegister.Index][swizzle]; + assert(res); + break; + + case TGSI_FILE_TEMPORARY: + res = bld->temps[reg->SrcRegister.Index][swizzle]; + if(!res) + return bld->base.undef; + break; + + default: + assert( 0 ); + } + break; + + case TGSI_EXTSWIZZLE_ZERO: + res = bld->base.zero; + break; + + case TGSI_EXTSWIZZLE_ONE: + res = bld->base.one; + break; + + default: + assert( 0 ); + } + + switch( tgsi_util_get_full_src_register_sign_mode( reg, chan_index ) ) { + case TGSI_UTIL_SIGN_CLEAR: + res = lp_build_abs( &bld->base, res ); + break; + + case TGSI_UTIL_SIGN_SET: + res = lp_build_abs( &bld->base, res ); + res = LLVMBuildNeg( bld->base.builder, res, "" ); + break; + + case TGSI_UTIL_SIGN_TOGGLE: + res = LLVMBuildNeg( bld->base.builder, res, "" ); + break; + + case TGSI_UTIL_SIGN_KEEP: + break; + } + + return res; +} + +#define FETCH( FUNC, INST, INDEX, CHAN )\ + emit_fetch( FUNC, &(INST).FullSrcRegisters[INDEX], CHAN ) + +/** + * Register store. + */ + +static void +emit_store( + struct lp_build_tgsi_soa_context *bld, + const struct tgsi_full_dst_register *reg, + const struct tgsi_full_instruction *inst, + unsigned chan_index, + LLVMValueRef value) +{ + switch( inst->Instruction.Saturate ) { + case TGSI_SAT_NONE: + break; + + case TGSI_SAT_ZERO_ONE: + /* assert( 0 ); */ + break; + + case TGSI_SAT_MINUS_PLUS_ONE: + assert( 0 ); + break; + } + + switch( reg->DstRegister.File ) { + case TGSI_FILE_OUTPUT: + bld->outputs[reg->DstRegister.Index][chan_index] = value; + break; + + case TGSI_FILE_TEMPORARY: + bld->temps[reg->DstRegister.Index][chan_index] = value; + break; + + case TGSI_FILE_ADDRESS: + /* FIXME */ + assert(0); + break; + + default: + assert( 0 ); + } +} + +#define STORE( FUNC, INST, INDEX, CHAN, VAL )\ + emit_store( FUNC, &(INST).FullDstRegisters[INDEX], &(INST), CHAN, VAL ) + + +void PIPE_CDECL +lp_build_tgsi_fetch_texel_soa( struct tgsi_sampler **samplers, + uint32_t unit, + float *store ) +{ + struct tgsi_sampler *sampler = samplers[unit]; + +#if 0 + uint j; + + debug_printf("%s sampler: %p (%p) store: %p\n", + __FUNCTION__, + sampler, *sampler, + store ); + + debug_printf("lodbias %f\n", store[12]); + + for (j = 0; j < 4; j++) + debug_printf("sample %d texcoord %f %f\n", + j, + store[0+j], + store[4+j]); +#endif + + { + float rgba[NUM_CHANNELS][QUAD_SIZE]; + sampler->get_samples(sampler, + &store[0], + &store[4], + &store[8], + 0.0f, /*store[12], lodbias */ + rgba); + memcpy(store, rgba, sizeof rgba); + } + +#if 0 + for (j = 0; j < 4; j++) + debug_printf("sample %d result %f %f %f %f\n", + j, + store[0+j], + store[4+j], + store[8+j], + store[12+j]); +#endif +} + +/** + * High-level instruction translators. + */ + +static void +emit_tex( struct lp_build_tgsi_soa_context *bld, + const struct tgsi_full_instruction *inst, + boolean apply_lodbias, + boolean projected) +{ + LLVMTypeRef vec_type = lp_build_vec_type(bld->base.type); + const uint unit = inst->FullSrcRegisters[1].SrcRegister.Index; + LLVMValueRef lodbias; + LLVMValueRef oow; + LLVMValueRef store_ptr; + LLVMValueRef args[3]; + unsigned count; + unsigned i; + + switch (inst->InstructionExtTexture.Texture) { + case TGSI_TEXTURE_1D: + case TGSI_TEXTURE_SHADOW1D: + count = 1; + break; + case TGSI_TEXTURE_2D: + case TGSI_TEXTURE_RECT: + case TGSI_TEXTURE_SHADOW2D: + case TGSI_TEXTURE_SHADOWRECT: + count = 2; + break; + case TGSI_TEXTURE_3D: + case TGSI_TEXTURE_CUBE: + count = 3; + break; + default: + assert(0); + return; + } + + if(apply_lodbias) + lodbias = FETCH( bld, *inst, 0, 3 ); + else + lodbias = bld->base.zero; + + store_ptr = LLVMBuildArrayAlloca(bld->base.builder, + vec_type, + LLVMConstInt(LLVMInt32Type(), 4, 0), + "store"); + + if (projected) { + oow = FETCH( bld, *inst, 0, 3 ); + oow = lp_build_rcp(&bld->base, oow); + } + + for (i = 0; i < count; i++) { + LLVMValueRef index = LLVMConstInt(LLVMInt32Type(), i, 0); + LLVMValueRef coord_ptr = LLVMBuildGEP(bld->base.builder, store_ptr, &index, 1, ""); + LLVMValueRef coord; + + coord = FETCH( bld, *inst, 0, i ); + + if (projected) + coord = lp_build_mul(&bld->base, coord, oow); + + LLVMBuildStore(bld->base.builder, coord, coord_ptr); + } + + args[0] = bld->samplers_ptr; + args[1] = LLVMConstInt(LLVMInt32Type(), unit, 0); + args[2] = store_ptr; + + lp_build_intrinsic(bld->base.builder, "fetch_texel", LLVMVoidType(), args, 3); + + FOR_EACH_DST0_ENABLED_CHANNEL( *inst, i ) { + LLVMValueRef index = LLVMConstInt(LLVMInt32Type(), i, 0); + LLVMValueRef res_ptr = LLVMBuildGEP(bld->base.builder, store_ptr, &index, 1, ""); + LLVMValueRef res = LLVMBuildLoad(bld->base.builder, res_ptr, ""); + STORE( bld, *inst, 0, i, res ); + } +} + + +static void +emit_kil( + struct lp_build_tgsi_soa_context *bld, + const struct tgsi_full_src_register *reg ) +{ +#if 0 + unsigned uniquemask; + unsigned unique_count = 0; + unsigned chan_index; + unsigned i; + + /* This mask stores component bits that were already tested. Note that + * we test if the value is less than zero, so 1.0 and 0.0 need not to be + * tested. */ + uniquemask = (1 << TGSI_EXTSWIZZLE_ZERO) | (1 << TGSI_EXTSWIZZLE_ONE); + + FOR_EACH_CHANNEL( chan_index ) { + unsigned swizzle; + + /* unswizzle channel */ + swizzle = tgsi_util_get_full_src_register_extswizzle( + reg, + chan_index ); + + /* check if the component has not been already tested */ + if( !(uniquemask & (1 << swizzle)) ) { + uniquemask |= 1 << swizzle; + + /* allocate register */ + emit_fetch( + bld, + unique_count++, + reg, + chan_index ); + } + } + + x86_push( + bld, + x86_make_reg( file_REG32, reg_AX ) ); + x86_push( + bld, + x86_make_reg( file_REG32, reg_DX ) ); + + for (i = 0 ; i < unique_count; i++ ) { + LLVMValueRef dataXMM = make_xmm(i); + + sse_cmpps( + bld, + dataXMM, + get_temp( + TGSI_EXEC_TEMP_00000000_I, + TGSI_EXEC_TEMP_00000000_C ), + cc_LessThan ); + + if( i == 0 ) { + sse_movmskps( + bld, + x86_make_reg( file_REG32, reg_AX ), + dataXMM ); + } + else { + sse_movmskps( + bld, + x86_make_reg( file_REG32, reg_DX ), + dataXMM ); + x86_or( + bld, + x86_make_reg( file_REG32, reg_AX ), + x86_make_reg( file_REG32, reg_DX ) ); + } + } + + x86_or( + bld, + get_temp( + TGSI_EXEC_TEMP_KILMASK_I, + TGSI_EXEC_TEMP_KILMASK_C ), + x86_make_reg( file_REG32, reg_AX ) ); + + x86_pop( + bld, + x86_make_reg( file_REG32, reg_DX ) ); + x86_pop( + bld, + x86_make_reg( file_REG32, reg_AX ) ); +#endif +} + + +static void +emit_kilp( + struct lp_build_tgsi_soa_context *bld ) +{ + /* XXX todo / fix me */ +} + + +/** + * Check if inst src/dest regs use indirect addressing into temporary + * register file. + */ +static boolean +indirect_temp_reference(const struct tgsi_full_instruction *inst) +{ + uint i; + for (i = 0; i < inst->Instruction.NumSrcRegs; i++) { + const struct tgsi_full_src_register *reg = &inst->FullSrcRegisters[i]; + if (reg->SrcRegister.File == TGSI_FILE_TEMPORARY && + reg->SrcRegister.Indirect) + return TRUE; + } + for (i = 0; i < inst->Instruction.NumDstRegs; i++) { + const struct tgsi_full_dst_register *reg = &inst->FullDstRegisters[i]; + if (reg->DstRegister.File == TGSI_FILE_TEMPORARY && + reg->DstRegister.Indirect) + return TRUE; + } + return FALSE; +} + + +static int +emit_instruction( + struct lp_build_tgsi_soa_context *bld, + struct tgsi_full_instruction *inst ) +{ + unsigned chan_index; + LLVMValueRef tmp; + + /* we can't handle indirect addressing into temp register file yet */ + if (indirect_temp_reference(inst)) + return FALSE; + + switch (inst->Instruction.Opcode) { +#if 0 + case TGSI_OPCODE_ARL: + FOR_EACH_DST0_ENABLED_CHANNEL( *inst, chan_index ) { + FETCH( bld, *inst, 0, 0, chan_index ); + emit_flr(bld, 0, 0); + emit_f2it( bld, 0 ); + STORE( bld, *inst, 0, 0, chan_index ); + } + break; +#endif + + case TGSI_OPCODE_MOV: + case TGSI_OPCODE_SWZ: + FOR_EACH_DST0_ENABLED_CHANNEL( *inst, chan_index ) { + STORE( bld, *inst, 0, chan_index, FETCH( bld, *inst, 0, chan_index ) ); + } + break; + +#if 0 + case TGSI_OPCODE_LIT: + if( IS_DST0_CHANNEL_ENABLED( *inst, CHAN_X ) || + IS_DST0_CHANNEL_ENABLED( *inst, CHAN_W ) ) { + emit_tempf( + bld, + 0, + TEMP_ONE_I, + TEMP_ONE_C); + if( IS_DST0_CHANNEL_ENABLED( *inst, CHAN_X ) ) { + STORE( bld, *inst, 0, 0, CHAN_X ); + } + if( IS_DST0_CHANNEL_ENABLED( *inst, CHAN_W ) ) { + STORE( bld, *inst, 0, 0, CHAN_W ); + } + } + if( IS_DST0_CHANNEL_ENABLED( *inst, CHAN_Y ) || + IS_DST0_CHANNEL_ENABLED( *inst, CHAN_Z ) ) { + if( IS_DST0_CHANNEL_ENABLED( *inst, CHAN_Y ) ) { + tmp = FETCH( bld, *inst, 0, 0, CHAN_X ); + sse_maxps( + bld, + make_xmm( 0 ), + get_temp( + TGSI_EXEC_TEMP_00000000_I, + TGSI_EXEC_TEMP_00000000_C ) ); + STORE( bld, *inst, 0, 0, CHAN_Y ); + } + if( IS_DST0_CHANNEL_ENABLED( *inst, CHAN_Z ) ) { + /* XMM[1] = SrcReg[0].yyyy */ + FETCH( bld, *inst, 1, 0, CHAN_Y ); + /* XMM[1] = max(XMM[1], 0) */ + sse_maxps( + bld, + make_xmm( 1 ), + get_temp( + TGSI_EXEC_TEMP_00000000_I, + TGSI_EXEC_TEMP_00000000_C ) ); + /* XMM[2] = SrcReg[0].wwww */ + FETCH( bld, *inst, 2, 0, CHAN_W ); + /* XMM[2] = min(XMM[2], 128.0) */ + sse_minps( + bld, + make_xmm( 2 ), + get_temp( + TGSI_EXEC_TEMP_128_I, + TGSI_EXEC_TEMP_128_C ) ); + /* XMM[2] = max(XMM[2], -128.0) */ + sse_maxps( + bld, + make_xmm( 2 ), + get_temp( + TGSI_EXEC_TEMP_MINUS_128_I, + TGSI_EXEC_TEMP_MINUS_128_C ) ); + emit_pow( bld, 3, 1, 1, 2 ); + FETCH( bld, *inst, 0, 0, CHAN_X ); + sse_xorps( + bld, + make_xmm( 2 ), + make_xmm( 2 ) ); + sse_cmpps( + bld, + make_xmm( 2 ), + make_xmm( 0 ), + cc_LessThan ); + sse_andps( + bld, + make_xmm( 2 ), + make_xmm( 1 ) ); + STORE( bld, *inst, 2, 0, CHAN_Z ); + } + } + break; +#endif + + case TGSI_OPCODE_RCP: + /* TGSI_OPCODE_RECIP */ + tmp = FETCH( bld, *inst, 0, CHAN_X ); + tmp = lp_build_rcp(&bld->base, tmp); + FOR_EACH_DST0_ENABLED_CHANNEL( *inst, chan_index ) { + STORE( bld, *inst, 0, chan_index, tmp ); + } + break; + + case TGSI_OPCODE_RSQ: + /* TGSI_OPCODE_RECIPSQRT */ + tmp = FETCH( bld, *inst, 0, CHAN_X ); + tmp = lp_build_abs(&bld->base, tmp); + tmp = lp_build_rsqrt(&bld->base, tmp); + FOR_EACH_DST0_ENABLED_CHANNEL( *inst, chan_index ) { + STORE( bld, *inst, 0, chan_index, tmp ); + } + break; + +#if 0 + case TGSI_OPCODE_EXP: + if (IS_DST0_CHANNEL_ENABLED( *inst, CHAN_X ) || + IS_DST0_CHANNEL_ENABLED( *inst, CHAN_Y ) || + IS_DST0_CHANNEL_ENABLED( *inst, CHAN_Z )) { + FETCH( bld, *inst, 0, 0, CHAN_X ); + if (IS_DST0_CHANNEL_ENABLED( *inst, CHAN_X ) || + IS_DST0_CHANNEL_ENABLED( *inst, CHAN_Y )) { + emit_MOV( bld, 1, 0 ); + emit_flr( bld, 2, 1 ); + /* dst.x = ex2(floor(src.x)) */ + if (IS_DST0_CHANNEL_ENABLED( *inst, CHAN_X )) { + emit_MOV( bld, 2, 1 ); + emit_ex2( bld, 3, 2 ); + STORE( bld, *inst, 2, 0, CHAN_X ); + } + /* dst.y = src.x - floor(src.x) */ + if (IS_DST0_CHANNEL_ENABLED( *inst, CHAN_Y )) { + emit_MOV( bld, 2, 0 ); + emit_sub( bld, 2, 1 ); + STORE( bld, *inst, 2, 0, CHAN_Y ); + } + } + /* dst.z = ex2(src.x) */ + if (IS_DST0_CHANNEL_ENABLED( *inst, CHAN_Z )) { + emit_ex2( bld, 3, 0 ); + STORE( bld, *inst, 0, 0, CHAN_Z ); + } + } + /* dst.w = 1.0 */ + if (IS_DST0_CHANNEL_ENABLED( *inst, CHAN_W )) { + emit_tempf( bld, 0, TEMP_ONE_I, TEMP_ONE_C ); + STORE( bld, *inst, 0, 0, CHAN_W ); + } + break; +#endif + +#if 0 + case TGSI_OPCODE_LOG: + if (IS_DST0_CHANNEL_ENABLED( *inst, CHAN_X ) || + IS_DST0_CHANNEL_ENABLED( *inst, CHAN_Y ) || + IS_DST0_CHANNEL_ENABLED( *inst, CHAN_Z )) { + FETCH( bld, *inst, 0, 0, CHAN_X ); + emit_abs( bld, 0 ); + emit_MOV( bld, 1, 0 ); + emit_lg2( bld, 2, 1 ); + /* dst.z = lg2(abs(src.x)) */ + if (IS_DST0_CHANNEL_ENABLED( *inst, CHAN_Z )) { + STORE( bld, *inst, 1, 0, CHAN_Z ); + } + if (IS_DST0_CHANNEL_ENABLED( *inst, CHAN_X ) || + IS_DST0_CHANNEL_ENABLED( *inst, CHAN_Y )) { + emit_flr( bld, 2, 1 ); + /* dst.x = floor(lg2(abs(src.x))) */ + if (IS_DST0_CHANNEL_ENABLED( *inst, CHAN_X )) { + STORE( bld, *inst, 1, 0, CHAN_X ); + } + /* dst.x = abs(src)/ex2(floor(lg2(abs(src.x)))) */ + if (IS_DST0_CHANNEL_ENABLED( *inst, CHAN_Y )) { + emit_ex2( bld, 2, 1 ); + emit_rcp( bld, 1, 1 ); + emit_mul( bld, 0, 1 ); + STORE( bld, *inst, 0, 0, CHAN_Y ); + } + } + } + /* dst.w = 1.0 */ + if (IS_DST0_CHANNEL_ENABLED( *inst, CHAN_W )) { + emit_tempf( bld, 0, TEMP_ONE_I, TEMP_ONE_C ); + STORE( bld, *inst, 0, 0, CHAN_W ); + } + break; +#endif + + case TGSI_OPCODE_MUL: + FOR_EACH_DST0_ENABLED_CHANNEL( *inst, chan_index ) { + LLVMValueRef a = FETCH( bld, *inst, 0, chan_index ); + LLVMValueRef b = FETCH( bld, *inst, 1, chan_index ); + tmp = lp_build_mul(&bld->base, a, b); + STORE( bld, *inst, 0, chan_index, tmp ); + } + break; + + case TGSI_OPCODE_ADD: + FOR_EACH_DST0_ENABLED_CHANNEL( *inst, chan_index ) { + LLVMValueRef a = FETCH( bld, *inst, 0, chan_index ); + LLVMValueRef b = FETCH( bld, *inst, 1, chan_index ); + tmp = lp_build_add(&bld->base, a, b); + STORE( bld, *inst, 0, chan_index, tmp ); + } + break; + +#if 0 + case TGSI_OPCODE_DP3: + /* TGSI_OPCODE_DOT3 */ + FETCH( bld, *inst, 0, 0, CHAN_X ); + FETCH( bld, *inst, 1, 1, CHAN_X ); + emit_mul( bld, 0, 1 ); + FETCH( bld, *inst, 1, 0, CHAN_Y ); + FETCH( bld, *inst, 2, 1, CHAN_Y ); + emit_mul( bld, 1, 2 ); + emit_add( bld, 0, 1 ); + FETCH( bld, *inst, 1, 0, CHAN_Z ); + FETCH( bld, *inst, 2, 1, CHAN_Z ); + emit_mul( bld, 1, 2 ); + emit_add( bld, 0, 1 ); + FOR_EACH_DST0_ENABLED_CHANNEL( *inst, chan_index ) { + STORE( bld, *inst, 0, 0, chan_index ); + } + break; + + case TGSI_OPCODE_DP4: + /* TGSI_OPCODE_DOT4 */ + FETCH( bld, *inst, 0, 0, CHAN_X ); + FETCH( bld, *inst, 1, 1, CHAN_X ); + emit_mul( bld, 0, 1 ); + FETCH( bld, *inst, 1, 0, CHAN_Y ); + FETCH( bld, *inst, 2, 1, CHAN_Y ); + emit_mul( bld, 1, 2 ); + emit_add( bld, 0, 1 ); + FETCH( bld, *inst, 1, 0, CHAN_Z ); + FETCH( bld, *inst, 2, 1, CHAN_Z ); + emit_mul(bld, 1, 2 ); + emit_add(bld, 0, 1 ); + FETCH( bld, *inst, 1, 0, CHAN_W ); + FETCH( bld, *inst, 2, 1, CHAN_W ); + emit_mul( bld, 1, 2 ); + emit_add( bld, 0, 1 ); + FOR_EACH_DST0_ENABLED_CHANNEL( *inst, chan_index ) { + STORE( bld, *inst, 0, 0, chan_index ); + } + break; + + case TGSI_OPCODE_DST: + IF_IS_DST0_CHANNEL_ENABLED( *inst, CHAN_X ) { + emit_tempf( + bld, + 0, + TEMP_ONE_I, + TEMP_ONE_C ); + STORE( bld, *inst, 0, 0, CHAN_X ); + } + IF_IS_DST0_CHANNEL_ENABLED( *inst, CHAN_Y ) { + FETCH( bld, *inst, 0, 0, CHAN_Y ); + FETCH( bld, *inst, 1, 1, CHAN_Y ); + emit_mul( bld, 0, 1 ); + STORE( bld, *inst, 0, 0, CHAN_Y ); + } + IF_IS_DST0_CHANNEL_ENABLED( *inst, CHAN_Z ) { + FETCH( bld, *inst, 0, 0, CHAN_Z ); + STORE( bld, *inst, 0, 0, CHAN_Z ); + } + IF_IS_DST0_CHANNEL_ENABLED( *inst, CHAN_W ) { + FETCH( bld, *inst, 0, 1, CHAN_W ); + STORE( bld, *inst, 0, 0, CHAN_W ); + } + break; + + case TGSI_OPCODE_MIN: + FOR_EACH_DST0_ENABLED_CHANNEL( *inst, chan_index ) { + FETCH( bld, *inst, 0, 0, chan_index ); + FETCH( bld, *inst, 1, 1, chan_index ); + sse_minps( + bld, + make_xmm( 0 ), + make_xmm( 1 ) ); + STORE( bld, *inst, 0, 0, chan_index ); + } + break; + + case TGSI_OPCODE_MAX: + FOR_EACH_DST0_ENABLED_CHANNEL( *inst, chan_index ) { + FETCH( bld, *inst, 0, 0, chan_index ); + FETCH( bld, *inst, 1, 1, chan_index ); + sse_maxps( + bld, + make_xmm( 0 ), + make_xmm( 1 ) ); + STORE( bld, *inst, 0, 0, chan_index ); + } + break; + + case TGSI_OPCODE_SLT: + /* TGSI_OPCODE_SETLT */ + emit_setcc( bld, inst, cc_LessThan ); + break; + + case TGSI_OPCODE_SGE: + /* TGSI_OPCODE_SETGE */ + emit_setcc( bld, inst, cc_NotLessThan ); + break; + + case TGSI_OPCODE_MAD: + /* TGSI_OPCODE_MADD */ + FOR_EACH_DST0_ENABLED_CHANNEL( *inst, chan_index ) { + FETCH( bld, *inst, 0, 0, chan_index ); + FETCH( bld, *inst, 1, 1, chan_index ); + FETCH( bld, *inst, 2, 2, chan_index ); + emit_mul( bld, 0, 1 ); + emit_add( bld, 0, 2 ); + STORE( bld, *inst, 0, 0, chan_index ); + } + break; + + case TGSI_OPCODE_SUB: + FOR_EACH_DST0_ENABLED_CHANNEL( *inst, chan_index ) { + FETCH( bld, *inst, 0, 0, chan_index ); + FETCH( bld, *inst, 1, 1, chan_index ); + emit_sub( bld, 0, 1 ); + STORE( bld, *inst, 0, 0, chan_index ); + } + break; + + case TGSI_OPCODE_LRP: + FOR_EACH_DST0_ENABLED_CHANNEL( *inst, chan_index ) { + FETCH( bld, *inst, 0, 0, chan_index ); + FETCH( bld, *inst, 1, 1, chan_index ); + FETCH( bld, *inst, 2, 2, chan_index ); + emit_sub( bld, 1, 2 ); + emit_mul( bld, 0, 1 ); + emit_add( bld, 0, 2 ); + STORE( bld, *inst, 0, 0, chan_index ); + } + break; + + case TGSI_OPCODE_CND: + return 0; + break; + + case TGSI_OPCODE_CND0: + return 0; + break; + + case TGSI_OPCODE_DP2A: + FETCH( bld, *inst, 0, 0, CHAN_X ); /* xmm0 = src[0].x */ + FETCH( bld, *inst, 1, 1, CHAN_X ); /* xmm1 = src[1].x */ + emit_mul( bld, 0, 1 ); /* xmm0 = xmm0 * xmm1 */ + FETCH( bld, *inst, 1, 0, CHAN_Y ); /* xmm1 = src[0].y */ + FETCH( bld, *inst, 2, 1, CHAN_Y ); /* xmm2 = src[1].y */ + emit_mul( bld, 1, 2 ); /* xmm1 = xmm1 * xmm2 */ + emit_add( bld, 0, 1 ); /* xmm0 = xmm0 + xmm1 */ + FETCH( bld, *inst, 1, 2, CHAN_X ); /* xmm1 = src[2].x */ + emit_add( bld, 0, 1 ); /* xmm0 = xmm0 + xmm1 */ + FOR_EACH_DST0_ENABLED_CHANNEL( *inst, chan_index ) { + STORE( bld, *inst, 0, 0, chan_index ); /* dest[ch] = xmm0 */ + } + break; + + case TGSI_OPCODE_FRC: + FOR_EACH_DST0_ENABLED_CHANNEL( *inst, chan_index ) { + FETCH( bld, *inst, 0, 0, chan_index ); + emit_frc( bld, 0, 0 ); + STORE( bld, *inst, 0, 0, chan_index ); + } + break; + + case TGSI_OPCODE_CLAMP: + return 0; + break; + + case TGSI_OPCODE_FLR: + FOR_EACH_DST0_ENABLED_CHANNEL( *inst, chan_index ) { + FETCH( bld, *inst, 0, 0, chan_index ); + emit_flr( bld, 0, 0 ); + STORE( bld, *inst, 0, 0, chan_index ); + } + break; + + case TGSI_OPCODE_ROUND: + FOR_EACH_DST0_ENABLED_CHANNEL( *inst, chan_index ) { + FETCH( bld, *inst, 0, 0, chan_index ); + emit_rnd( bld, 0, 0 ); + STORE( bld, *inst, 0, 0, chan_index ); + } + break; + + case TGSI_OPCODE_EX2: + FETCH( bld, *inst, 0, 0, CHAN_X ); + emit_ex2( bld, 0, 0 ); + FOR_EACH_DST0_ENABLED_CHANNEL( *inst, chan_index ) { + STORE( bld, *inst, 0, 0, chan_index ); + } + break; + + case TGSI_OPCODE_LG2: + FETCH( bld, *inst, 0, 0, CHAN_X ); + emit_lg2( bld, 0, 0 ); + FOR_EACH_DST0_ENABLED_CHANNEL( *inst, chan_index ) { + STORE( bld, *inst, 0, 0, chan_index ); + } + break; + + case TGSI_OPCODE_POW: + FETCH( bld, *inst, 0, 0, CHAN_X ); + FETCH( bld, *inst, 1, 1, CHAN_X ); + emit_pow( bld, 0, 0, 0, 1 ); + FOR_EACH_DST0_ENABLED_CHANNEL( *inst, chan_index ) { + STORE( bld, *inst, 0, 0, chan_index ); + } + break; + + case TGSI_OPCODE_XPD: + if( IS_DST0_CHANNEL_ENABLED( *inst, CHAN_X ) || + IS_DST0_CHANNEL_ENABLED( *inst, CHAN_Y ) ) { + FETCH( bld, *inst, 1, 1, CHAN_Z ); + FETCH( bld, *inst, 3, 0, CHAN_Z ); + } + if( IS_DST0_CHANNEL_ENABLED( *inst, CHAN_X ) || + IS_DST0_CHANNEL_ENABLED( *inst, CHAN_Z ) ) { + FETCH( bld, *inst, 0, 0, CHAN_Y ); + FETCH( bld, *inst, 4, 1, CHAN_Y ); + } + IF_IS_DST0_CHANNEL_ENABLED( *inst, CHAN_X ) { + emit_MOV( bld, 2, 0 ); + emit_mul( bld, 2, 1 ); + emit_MOV( bld, 5, 3 ); + emit_mul( bld, 5, 4 ); + emit_sub( bld, 2, 5 ); + STORE( bld, *inst, 2, 0, CHAN_X ); + } + if( IS_DST0_CHANNEL_ENABLED( *inst, CHAN_Y ) || + IS_DST0_CHANNEL_ENABLED( *inst, CHAN_Z ) ) { + FETCH( bld, *inst, 2, 1, CHAN_X ); + FETCH( bld, *inst, 5, 0, CHAN_X ); + } + IF_IS_DST0_CHANNEL_ENABLED( *inst, CHAN_Y ) { + emit_mul( bld, 3, 2 ); + emit_mul( bld, 1, 5 ); + emit_sub( bld, 3, 1 ); + STORE( bld, *inst, 3, 0, CHAN_Y ); + } + IF_IS_DST0_CHANNEL_ENABLED( *inst, CHAN_Z ) { + emit_mul( bld, 5, 4 ); + emit_mul( bld, 0, 2 ); + emit_sub( bld, 5, 0 ); + STORE( bld, *inst, 5, 0, CHAN_Z ); + } + IF_IS_DST0_CHANNEL_ENABLED( *inst, CHAN_W ) { + emit_tempf( + bld, + 0, + TEMP_ONE_I, + TEMP_ONE_C ); + STORE( bld, *inst, 0, 0, CHAN_W ); + } + break; + + case TGSI_OPCODE_ABS: + FOR_EACH_DST0_ENABLED_CHANNEL( *inst, chan_index ) { + FETCH( bld, *inst, 0, 0, chan_index ); + emit_abs( bld, 0) ; + + STORE( bld, *inst, 0, 0, chan_index ); + } + break; + + case TGSI_OPCODE_RCC: + return 0; + break; + + case TGSI_OPCODE_DPH: + FETCH( bld, *inst, 0, 0, CHAN_X ); + FETCH( bld, *inst, 1, 1, CHAN_X ); + emit_mul( bld, 0, 1 ); + FETCH( bld, *inst, 1, 0, CHAN_Y ); + FETCH( bld, *inst, 2, 1, CHAN_Y ); + emit_mul( bld, 1, 2 ); + emit_add( bld, 0, 1 ); + FETCH( bld, *inst, 1, 0, CHAN_Z ); + FETCH( bld, *inst, 2, 1, CHAN_Z ); + emit_mul( bld, 1, 2 ); + emit_add( bld, 0, 1 ); + FETCH( bld, *inst, 1, 1, CHAN_W ); + emit_add( bld, 0, 1 ); + FOR_EACH_DST0_ENABLED_CHANNEL( *inst, chan_index ) { + STORE( bld, *inst, 0, 0, chan_index ); + } + break; + + case TGSI_OPCODE_COS: + FETCH( bld, *inst, 0, 0, CHAN_X ); + emit_cos( bld, 0, 0 ); + FOR_EACH_DST0_ENABLED_CHANNEL( *inst, chan_index ) { + STORE( bld, *inst, 0, 0, chan_index ); + } + break; + + case TGSI_OPCODE_DDX: + return 0; + break; + + case TGSI_OPCODE_DDY: + return 0; + break; + + case TGSI_OPCODE_KILP: + /* predicated kill */ + emit_kilp( bld ); + return 0; /* XXX fix me */ + break; + + case TGSI_OPCODE_KIL: + /* conditional kill */ + emit_kil( bld, &inst->FullSrcRegisters[0] ); + break; + + case TGSI_OPCODE_PK2H: + return 0; + break; + + case TGSI_OPCODE_PK2US: + return 0; + break; + + case TGSI_OPCODE_PK4B: + return 0; + break; + + case TGSI_OPCODE_PK4UB: + return 0; + break; + + case TGSI_OPCODE_RFL: + return 0; + break; + + case TGSI_OPCODE_SEQ: + return 0; + break; + + case TGSI_OPCODE_SFL: + return 0; + break; + + case TGSI_OPCODE_SGT: + return 0; + break; + + case TGSI_OPCODE_SIN: + FETCH( bld, *inst, 0, 0, CHAN_X ); + emit_sin( bld, 0, 0 ); + FOR_EACH_DST0_ENABLED_CHANNEL( *inst, chan_index ) { + STORE( bld, *inst, 0, 0, chan_index ); + } + break; + + case TGSI_OPCODE_SLE: + return 0; + break; + + case TGSI_OPCODE_SNE: + return 0; + break; + + case TGSI_OPCODE_STR: + return 0; + break; +#endif + + case TGSI_OPCODE_TEX: + emit_tex( bld, inst, FALSE, FALSE ); + break; + +#if 0 + case TGSI_OPCODE_TXD: + return 0; + break; + + case TGSI_OPCODE_UP2H: + return 0; + break; + + case TGSI_OPCODE_UP2US: + return 0; + break; + + case TGSI_OPCODE_UP4B: + return 0; + break; + + case TGSI_OPCODE_UP4UB: + return 0; + break; + + case TGSI_OPCODE_X2D: + return 0; + break; + + case TGSI_OPCODE_ARA: + return 0; + break; + + case TGSI_OPCODE_ARR: + FOR_EACH_DST0_ENABLED_CHANNEL( *inst, chan_index ) { + FETCH( bld, *inst, 0, 0, chan_index ); + emit_rnd( bld, 0, 0 ); + emit_f2it( bld, 0 ); + STORE( bld, *inst, 0, 0, chan_index ); + } + break; + + case TGSI_OPCODE_BRA: + return 0; + break; + + case TGSI_OPCODE_CAL: + return 0; + break; + + case TGSI_OPCODE_RET: + emit_ret( bld ); + break; +#endif + + case TGSI_OPCODE_END: + break; + +#if 0 + case TGSI_OPCODE_SSG: + /* TGSI_OPCODE_SGN */ + FOR_EACH_DST0_ENABLED_CHANNEL( *inst, chan_index ) { + FETCH( bld, *inst, 0, 0, chan_index ); + emit_sgn( bld, 0, 0 ); + STORE( bld, *inst, 0, 0, chan_index ); + } + break; + + case TGSI_OPCODE_CMP: + emit_cmp (bld, inst); + break; + + case TGSI_OPCODE_SCS: + IF_IS_DST0_CHANNEL_ENABLED( *inst, CHAN_X ) { + FETCH( bld, *inst, 0, 0, CHAN_X ); + emit_cos( bld, 0, 0 ); + STORE( bld, *inst, 0, 0, CHAN_X ); + } + IF_IS_DST0_CHANNEL_ENABLED( *inst, CHAN_Y ) { + FETCH( bld, *inst, 0, 0, CHAN_X ); + emit_sin( bld, 0, 0 ); + STORE( bld, *inst, 0, 0, CHAN_Y ); + } + IF_IS_DST0_CHANNEL_ENABLED( *inst, CHAN_Z ) { + emit_tempf( + bld, + 0, + TGSI_EXEC_TEMP_00000000_I, + TGSI_EXEC_TEMP_00000000_C ); + STORE( bld, *inst, 0, 0, CHAN_Z ); + } + IF_IS_DST0_CHANNEL_ENABLED( *inst, CHAN_W ) { + emit_tempf( + bld, + 0, + TEMP_ONE_I, + TEMP_ONE_C ); + STORE( bld, *inst, 0, 0, CHAN_W ); + } + break; +#endif + + case TGSI_OPCODE_TXB: + emit_tex( bld, inst, TRUE, FALSE ); + break; + +#if 0 + case TGSI_OPCODE_NRM: + /* fall-through */ + case TGSI_OPCODE_NRM4: + /* 3 or 4-component normalization */ + { + uint dims = (inst->Instruction.Opcode == TGSI_OPCODE_NRM) ? 3 : 4; + + if (IS_DST0_CHANNEL_ENABLED(*inst, CHAN_X) || + IS_DST0_CHANNEL_ENABLED(*inst, CHAN_Y) || + IS_DST0_CHANNEL_ENABLED(*inst, CHAN_Z) || + (IS_DST0_CHANNEL_ENABLED(*inst, CHAN_W) && dims == 4)) { + + /* NOTE: Cannot use xmm regs 2/3 here (see emit_rsqrt() above). */ + + /* xmm4 = src.x */ + /* xmm0 = src.x * src.x */ + FETCH(bld, *inst, 0, 0, CHAN_X); + if (IS_DST0_CHANNEL_ENABLED(*inst, CHAN_X)) { + emit_MOV(bld, 4, 0); + } + emit_mul(bld, 0, 0); + + /* xmm5 = src.y */ + /* xmm0 = xmm0 + src.y * src.y */ + FETCH(bld, *inst, 1, 0, CHAN_Y); + if (IS_DST0_CHANNEL_ENABLED(*inst, CHAN_Y)) { + emit_MOV(bld, 5, 1); + } + emit_mul(bld, 1, 1); + emit_add(bld, 0, 1); + + /* xmm6 = src.z */ + /* xmm0 = xmm0 + src.z * src.z */ + FETCH(bld, *inst, 1, 0, CHAN_Z); + if (IS_DST0_CHANNEL_ENABLED(*inst, CHAN_Z)) { + emit_MOV(bld, 6, 1); + } + emit_mul(bld, 1, 1); + emit_add(bld, 0, 1); + + if (dims == 4) { + /* xmm7 = src.w */ + /* xmm0 = xmm0 + src.w * src.w */ + FETCH(bld, *inst, 1, 0, CHAN_W); + if (IS_DST0_CHANNEL_ENABLED(*inst, CHAN_W)) { + emit_MOV(bld, 7, 1); + } + emit_mul(bld, 1, 1); + emit_add(bld, 0, 1); + } + + /* xmm1 = 1 / sqrt(xmm0) */ + emit_rsqrt(bld, 1, 0); + + /* dst.x = xmm1 * src.x */ + if (IS_DST0_CHANNEL_ENABLED(*inst, CHAN_X)) { + emit_mul(bld, 4, 1); + STORE(bld, *inst, 4, 0, CHAN_X); + } + + /* dst.y = xmm1 * src.y */ + if (IS_DST0_CHANNEL_ENABLED(*inst, CHAN_Y)) { + emit_mul(bld, 5, 1); + STORE(bld, *inst, 5, 0, CHAN_Y); + } + + /* dst.z = xmm1 * src.z */ + if (IS_DST0_CHANNEL_ENABLED(*inst, CHAN_Z)) { + emit_mul(bld, 6, 1); + STORE(bld, *inst, 6, 0, CHAN_Z); + } + + /* dst.w = xmm1 * src.w */ + if (IS_DST0_CHANNEL_ENABLED(*inst, CHAN_X) && dims == 4) { + emit_mul(bld, 7, 1); + STORE(bld, *inst, 7, 0, CHAN_W); + } + } + + /* dst0.w = 1.0 */ + if (IS_DST0_CHANNEL_ENABLED(*inst, CHAN_W) && dims == 3) { + emit_tempf(bld, 0, TEMP_ONE_I, TEMP_ONE_C); + STORE(bld, *inst, 0, 0, CHAN_W); + } + } + break; + + case TGSI_OPCODE_DIV: + return 0; + break; + + case TGSI_OPCODE_DP2: + FETCH( bld, *inst, 0, 0, CHAN_X ); /* xmm0 = src[0].x */ + FETCH( bld, *inst, 1, 1, CHAN_X ); /* xmm1 = src[1].x */ + emit_mul( bld, 0, 1 ); /* xmm0 = xmm0 * xmm1 */ + FETCH( bld, *inst, 1, 0, CHAN_Y ); /* xmm1 = src[0].y */ + FETCH( bld, *inst, 2, 1, CHAN_Y ); /* xmm2 = src[1].y */ + emit_mul( bld, 1, 2 ); /* xmm1 = xmm1 * xmm2 */ + emit_add( bld, 0, 1 ); /* xmm0 = xmm0 + xmm1 */ + FOR_EACH_DST0_ENABLED_CHANNEL( *inst, chan_index ) { + STORE( bld, *inst, 0, 0, chan_index ); /* dest[ch] = xmm0 */ + } + break; +#endif + + case TGSI_OPCODE_TXL: + emit_tex( bld, inst, TRUE, FALSE ); + break; + + case TGSI_OPCODE_TXP: + emit_tex( bld, inst, FALSE, TRUE ); + break; + +#if 0 + case TGSI_OPCODE_BRK: + return 0; + break; + + case TGSI_OPCODE_IF: + return 0; + break; + + case TGSI_OPCODE_LOOP: + return 0; + break; + + case TGSI_OPCODE_REP: + return 0; + break; + + case TGSI_OPCODE_ELSE: + return 0; + break; + + case TGSI_OPCODE_ENDIF: + return 0; + break; + + case TGSI_OPCODE_ENDLOOP: + return 0; + break; + + case TGSI_OPCODE_ENDREP: + return 0; + break; + + case TGSI_OPCODE_PUSHA: + return 0; + break; + + case TGSI_OPCODE_POPA: + return 0; + break; + + case TGSI_OPCODE_CEIL: + return 0; + break; + + case TGSI_OPCODE_I2F: + return 0; + break; + + case TGSI_OPCODE_NOT: + return 0; + break; + + case TGSI_OPCODE_TRUNC: + FOR_EACH_DST0_ENABLED_CHANNEL( *inst, chan_index ) { + FETCH( bld, *inst, 0, 0, chan_index ); + emit_f2it( bld, 0 ); + emit_i2f( bld, 0 ); + STORE( bld, *inst, 0, 0, chan_index ); + } + break; + + case TGSI_OPCODE_SHL: + return 0; + break; + + case TGSI_OPCODE_SHR: + return 0; + break; + + case TGSI_OPCODE_AND: + return 0; + break; + + case TGSI_OPCODE_OR: + return 0; + break; + + case TGSI_OPCODE_MOD: + return 0; + break; + + case TGSI_OPCODE_XOR: + return 0; + break; + + case TGSI_OPCODE_SAD: + return 0; + break; + + case TGSI_OPCODE_TXF: + return 0; + break; + + case TGSI_OPCODE_TXQ: + return 0; + break; + + case TGSI_OPCODE_CONT: + return 0; + break; + + case TGSI_OPCODE_EMIT: + return 0; + break; + + case TGSI_OPCODE_ENDPRIM: + return 0; + break; +#endif + + default: + return 0; + } + + return 1; +} + +static void +emit_declaration( + struct lp_build_tgsi_soa_context *bld, + struct tgsi_full_declaration *decl ) +{ +#if 0 + if( decl->Declaration.File == TGSI_FILE_INPUT ) { + unsigned first, last, mask; + unsigned i, j; + LLVMValueRef tmp; + + first = decl->DeclarationRange.First; + last = decl->DeclarationRange.Last; + mask = decl->Declaration.UsageMask; + + for( i = first; i <= last; i++ ) { + for( j = 0; j < NUM_CHANNELS; j++ ) { + if( mask & (1 << j) ) { + switch( decl->Declaration.Interpolate ) { + case TGSI_INTERPOLATE_CONSTANT: + bld->inputs[i][j] = bld->interp_coefs[i].a0[j]; + break; + + case TGSI_INTERPOLATE_LINEAR: + tmp = bld->interp_coefs[i].a0[j]; + tmp = lp_build_add(&bld->base, tmp, lp_build_mul(&bld->base, bld->pos[0], bld->interp_coefs[i].dadx[j])); + tmp = lp_build_add(&bld->base, tmp, lp_build_mul(&bld->base, bld->pos[1], bld->interp_coefs[i].dady[j])); + bld->inputs[i][j] = tmp; + break; + + case TGSI_INTERPOLATE_PERSPECTIVE: + tmp = bld->interp_coefs[i].a0[j]; + tmp = lp_build_add(&bld->base, tmp, lp_build_mul(&bld->base, bld->pos[0], bld->interp_coefs[i].dadx[j])); + tmp = lp_build_add(&bld->base, tmp, lp_build_mul(&bld->base, bld->pos[1], bld->interp_coefs[i].dady[j])); + tmp = lp_build_div(&bld->base, tmp, bld->pos[3]); + bld->inputs[i][j] = tmp; + break; + + default: + assert( 0 ); + break; + } + } + } + } + } +#endif +} + +/** + * Translate a TGSI vertex/fragment shader to SSE2 code. + * Slightly different things are done for vertex vs. fragment shaders. + * + * \param tokens the TGSI input shader + * \param bld the output SSE code/function + * \param immediates buffer to place immediates, later passed to SSE bld + * \param return 1 for success, 0 if translation failed + */ +void +lp_build_tgsi_soa(LLVMBuilderRef builder, + const struct tgsi_token *tokens, + union lp_type type, + LLVMValueRef (*inputs)[4], + LLVMValueRef consts_ptr, + LLVMValueRef (*outputs)[4], + LLVMValueRef samplers_ptr) +{ + struct lp_build_tgsi_soa_context bld; + struct tgsi_parse_context parse; + uint num_immediates = 0; + unsigned i; + + /* Setup build context */ + memset(&bld, 0, sizeof bld); + lp_build_context_init(&bld.base, builder, type); + bld.inputs = inputs; + bld.outputs = outputs; + bld.consts_ptr = consts_ptr; + bld.samplers_ptr = samplers_ptr; + + tgsi_parse_init( &parse, tokens ); + + while( !tgsi_parse_end_of_tokens( &parse ) ) { + tgsi_parse_token( &parse ); + + switch( parse.FullToken.Token.Type ) { + case TGSI_TOKEN_TYPE_DECLARATION: + if (parse.FullHeader.Processor.Processor == TGSI_PROCESSOR_FRAGMENT) { + emit_declaration( &bld, &parse.FullToken.FullDeclaration ); + } + break; + + case TGSI_TOKEN_TYPE_INSTRUCTION: + if (!emit_instruction( &bld, &parse.FullToken.FullInstruction )) { + debug_printf("failed to translate tgsi opcode %d to SSE (%s)\n", + parse.FullToken.FullInstruction.Instruction.Opcode, + parse.FullHeader.Processor.Processor == TGSI_PROCESSOR_VERTEX ? + "vertex shader" : "fragment shader"); + } + break; + + case TGSI_TOKEN_TYPE_IMMEDIATE: + /* simply copy the immediate values into the next immediates[] slot */ + { + const uint size = parse.FullToken.FullImmediate.Immediate.NrTokens - 1; + assert(size <= 4); + assert(num_immediates < LP_MAX_IMMEDIATES); + for( i = 0; i < size; ++i ) + bld.immediates[num_immediates][i] = + lp_build_const_uni(type, parse.FullToken.FullImmediate.u[i].Float); + for( i = size; i < 4; ++i ) + bld.immediates[num_immediates][i] = bld.base.undef; + num_immediates++; + } + break; + + default: + assert( 0 ); + } + } + + tgsi_parse_free( &parse ); +} +