head 1.1; branch 1.1.1; access; symbols netbsd-11-0-RC5:1.1.1.3 netbsd-11-0-RC4:1.1.1.3 netbsd-11-0-RC3:1.1.1.3 netbsd-11-0-RC2:1.1.1.3 netbsd-11-0-RC1:1.1.1.3 netbsd-11:1.1.1.3.0.4 netbsd-11-base:1.1.1.3 netbsd-10-1-RELEASE:1.1.1.3 netbsd-9-4-RELEASE:1.1.1.1 netbsd-10-0-RELEASE:1.1.1.3 netbsd-10-0-RC6:1.1.1.3 netbsd-10-0-RC5:1.1.1.3 netbsd-10-0-RC4:1.1.1.3 netbsd-10-0-RC3:1.1.1.3 netbsd-10-0-RC2:1.1.1.3 netbsd-10-0-RC1:1.1.1.3 netbsd-10:1.1.1.3.0.2 netbsd-10-base:1.1.1.3 netbsd-9-3-RELEASE:1.1.1.1 mesa-21-3-7:1.1.1.3 netbsd-9-2-RELEASE:1.1.1.1 netbsd-9-1-RELEASE:1.1.1.1 netbsd-9-0-RELEASE:1.1.1.1 netbsd-9-0-RC2:1.1.1.1 netbsd-9-0-RC1:1.1.1.1 mesalib-19-1-7:1.1.1.2 netbsd-9:1.1.1.1.0.2 netbsd-9-base:1.1.1.1 mesa-18-3-6:1.1.1.1 mesa-18-3-4:1.1.1.1 xorg:1.1.1; locks; strict; comment @// @; 1.1 date 2019.03.10.03.42.41; author mrg; state Exp; branches 1.1.1.1; next ; commitid r12jo1Nf3ebQKLeB; 1.1.1.1 date 2019.03.10.03.42.41; author mrg; state Exp; branches; next 1.1.1.2; commitid r12jo1Nf3ebQKLeB; 1.1.1.2 date 2019.09.24.17.40.01; author maya; state Exp; branches; next 1.1.1.3; commitid KJXusGl8fi9AAhEB; 1.1.1.3 date 2022.05.09.01.23.37; author mrg; state Exp; branches; next ; commitid UEBs6hNk81DdQjDD; desc @@ 1.1 log @Initial revision @ text @/* * Copyright © 2013 Intel Corporation * * 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, sublicense, * 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 NONINFRINGEMENT. IN NO EVENT SHALL * THE AUTHORS OR COPYRIGHT HOLDERS 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 "brw_fs.h" #include "brw_fs_live_variables.h" #include "brw_cfg.h" /** @@file brw_fs_saturate_propagation.cpp * * Implements a pass that propagates the SAT modifier from a MOV.SAT into the * instruction that produced the source of the MOV.SAT, thereby allowing the * MOV's src and dst to be coalesced and the MOV removed. * * For instance, * * ADD tmp, src0, src1 * MOV.SAT dst, tmp * * would be transformed into * * ADD.SAT tmp, src0, src1 * MOV dst, tmp */ static bool opt_saturate_propagation_local(fs_visitor *v, bblock_t *block) { bool progress = false; int ip = block->end_ip + 1; foreach_inst_in_block_reverse(fs_inst, inst, block) { ip--; if (inst->opcode != BRW_OPCODE_MOV || !inst->saturate || inst->dst.file != VGRF || inst->dst.type != inst->src[0].type || inst->src[0].file != VGRF || inst->src[0].abs) continue; int src_var = v->live_intervals->var_from_reg(inst->src[0]); int src_end_ip = v->live_intervals->end[src_var]; bool interfered = false; foreach_inst_in_block_reverse_starting_from(fs_inst, scan_inst, inst) { if (regions_overlap(scan_inst->dst, scan_inst->size_written, inst->src[0], inst->size_read(0))) { if (scan_inst->is_partial_write() || (scan_inst->dst.type != inst->dst.type && !scan_inst->can_change_types())) break; if (scan_inst->saturate) { inst->saturate = false; progress = true; } else if (src_end_ip == ip || inst->dst.equals(inst->src[0])) { if (scan_inst->can_do_saturate()) { if (scan_inst->dst.type != inst->dst.type) { scan_inst->dst.type = inst->dst.type; for (int i = 0; i < scan_inst->sources; i++) { scan_inst->src[i].type = inst->dst.type; } } if (inst->src[0].negate) { if (scan_inst->opcode == BRW_OPCODE_MUL) { scan_inst->src[0].negate = !scan_inst->src[0].negate; inst->src[0].negate = false; } else if (scan_inst->opcode == BRW_OPCODE_MAD) { for (int i = 0; i < 2; i++) { if (scan_inst->src[i].file == IMM) { brw_negate_immediate(scan_inst->src[i].type, &scan_inst->src[i].as_brw_reg()); } else { scan_inst->src[i].negate = !scan_inst->src[i].negate; } } inst->src[0].negate = false; } else if (scan_inst->opcode == BRW_OPCODE_ADD) { if (scan_inst->src[1].file == IMM) { if (!brw_negate_immediate(scan_inst->src[1].type, &scan_inst->src[1].as_brw_reg())) { break; } } else { scan_inst->src[1].negate = !scan_inst->src[1].negate; } scan_inst->src[0].negate = !scan_inst->src[0].negate; inst->src[0].negate = false; } else { break; } } scan_inst->saturate = true; inst->saturate = false; progress = true; } } break; } for (int i = 0; i < scan_inst->sources; i++) { if (scan_inst->src[i].file == VGRF && scan_inst->src[i].nr == inst->src[0].nr && scan_inst->src[i].offset / REG_SIZE == inst->src[0].offset / REG_SIZE) { if (scan_inst->opcode != BRW_OPCODE_MOV || !scan_inst->saturate || scan_inst->src[0].abs || scan_inst->src[0].negate || scan_inst->src[0].abs != inst->src[0].abs || scan_inst->src[0].negate != inst->src[0].negate) { interfered = true; break; } } } if (interfered) break; } } return progress; } bool fs_visitor::opt_saturate_propagation() { bool progress = false; calculate_live_intervals(); foreach_block (block, cfg) { progress = opt_saturate_propagation_local(this, block) || progress; } /* Live intervals are still valid. */ return progress; } @ 1.1.1.1 log @from maya: Import mesa 18.3.4. Mesa 18.3.4 implements the OpenGL 4.5 API. Some drivers don't support all the features required in OpenGL 4.5. @ text @@ 1.1.1.2 log @Import mesa 19.1.7 New features in mesa 19.1.0: GL_ARB_parallel_shader_compile on all drivers. GL_EXT_gpu_shader4 on all GL 3.1 drivers. GL_EXT_shader_image_load_formatted on radeonsi. GL_EXT_texture_buffer_object on all GL 3.1 drivers. GL_EXT_texture_compression_s3tc_srgb on Gallium drivers and i965 (ES extension). GL_NV_compute_shader_derivatives on iris and i965. GL_KHR_parallel_shader_compile on all drivers. VK_EXT_buffer_device_address on Intel and RADV. VK_EXT_depth_clip_enable on Intel and RADV. VK_KHR_ycbcr_image_arrays on Intel. VK_EXT_inline_uniform_block on Intel and RADV. VK_EXT_external_memory_host on Intel. VK_EXT_host_query_reset on Intel and RADV. VK_KHR_surface_protected_capabilities on Intel and RADV. VK_EXT_pipeline_creation_feedback on Intel and RADV. VK_KHR_8bit_storage on RADV. VK_AMD_gpu_shader_int16 on RADV. VK_AMD_gpu_shader_half_float on RADV. VK_NV_compute_shader_derivatives on Intel. VK_KHR_shader_float16_int8 on Intel and RADV (RADV only supports int8). VK_KHR_shader_atomic_int64 on Intel. VK_EXT_descriptor_indexing on Intel. VK_KHR_shader_float16_int8 on Intel and RADV. GL_INTEL_conservative_rasterization on iris. VK_EXT_memory_budget on Intel. New features in mesa 19.0.0: GL_AMD_texture_texture4 on all GL 4.0 drivers. GL_EXT_shader_implicit_conversions on all drivers (ES extension). GL_EXT_texture_compression_bptc on all GL 4.0 drivers (ES extension). GL_EXT_texture_compression_rgtc on all GL 3.0 drivers (ES extension). GL_EXT_render_snorm on gallium drivers (ES extension). GL_EXT_texture_view on drivers supporting texture views (ES extension). GL_OES_texture_view on drivers supporting texture views (ES extension). GL_NV_shader_atomic_float on nvc0 (Fermi/Kepler only). Shader-based software implementations of GL_ARB_gpu_shader_fp64, GL_ARB_gpu_shader_int64, GL_ARB_vertex_attrib_64bit, and GL_ARB_shader_ballot on i965. VK_ANDROID_external_memory_android_hardware_buffer on Intel Fixed and re-exposed VK_EXT_pci_bus_info on Intel and RADV VK_EXT_scalar_block_layout on Intel and RADV VK_KHR_depth_stencil_resolve on Intel VK_KHR_draw_indirect_count on Intel VK_EXT_conditional_rendering on Intel VK_EXT_memory_budget on RADV Also, bug fixes. @ text @d67 1 a67 2 if (scan_inst->exec_size == inst->exec_size && regions_overlap(scan_inst->dst, scan_inst->size_written, @ 1.1.1.3 log @initial import of mesa 21.3.7 main changes since 19.1.7 include: - more support for Vulkan functions - better supported for newer radeonsi (both amdgpu and radeon backends) - various bug fixes in many drivers - many fixes and enhancements for intel drivers - some fixes for nvidia - OpenGL 4.6 for some drivers (intel, radeonsi) - intel Tigerlake and Rocketlake support - Vulkan 1.2 for some drivers - OpenGL 4.5, GLES 3.2, and more on llvmpipe - working Panfrost and Midgard drivers - fix warnings in radeonsi vs newer llvm @ text @a27 2 using namespace brw; d46 1 a46 1 opt_saturate_propagation_local(const fs_live_variables &live, bblock_t *block) d62 2 a63 2 int src_var = live.var_from_reg(inst->src[0]); int src_end_ip = live.end[src_var]; a151 1 const fs_live_variables &live = live_analysis.require(); d154 2 d157 1 a157 1 progress = opt_saturate_propagation_local(live, block) || progress; @