On May 16, 2016 6:44 PM, "Francisco Jerez" <curroje...@riseup.net> wrote: > > Jason Ekstrand <ja...@jlekstrand.net> writes: > > > This allows us to disable spilling for blorp shaders since blorp state > > setup doesn't handle spilling. Without this, blorp faisl hard if you run > > with INTEL_DEBUG=spill. > > > > Cc: Curro <curroje...@riseup.net> > > Reviewed-by: Francisco Jerez <curroje...@riseup.net>
Did you test it? One of is probably should. :-p > > --- > > src/intel/vulkan/anv_pipeline.c | 3 ++- > > src/mesa/drivers/dri/i965/brw_blorp.c | 2 +- > > src/mesa/drivers/dri/i965/brw_compiler.h | 1 + > > src/mesa/drivers/dri/i965/brw_fs.cpp | 29 +++++++++++++---------- > > src/mesa/drivers/dri/i965/brw_fs.h | 6 ++--- > > src/mesa/drivers/dri/i965/brw_fs_reg_allocate.cpp | 4 ++-- > > src/mesa/drivers/dri/i965/brw_wm.c | 3 ++- > > 7 files changed, 28 insertions(+), 20 deletions(-) > > > > diff --git a/src/intel/vulkan/anv_pipeline.c b/src/intel/vulkan/anv_pipeline.c > > index a8e31b1..7d265d8 100644 > > --- a/src/intel/vulkan/anv_pipeline.c > > +++ b/src/intel/vulkan/anv_pipeline.c > > @@ -675,7 +675,8 @@ anv_pipeline_compile_fs(struct anv_pipeline *pipeline, > > unsigned code_size; > > const unsigned *shader_code = > > brw_compile_fs(compiler, NULL, mem_ctx, &key, &prog_data, nir, > > - NULL, -1, -1, pipeline->use_repclear, &code_size, NULL); > > + NULL, -1, -1, true, pipeline->use_repclear, > > + &code_size, NULL); > > if (shader_code == NULL) { > > ralloc_free(mem_ctx); > > return vk_error(VK_ERROR_OUT_OF_HOST_MEMORY); > > diff --git a/src/mesa/drivers/dri/i965/brw_blorp.c b/src/mesa/drivers/dri/i965/brw_blorp.c > > index 09a0fd1..9590968 100644 > > --- a/src/mesa/drivers/dri/i965/brw_blorp.c > > +++ b/src/mesa/drivers/dri/i965/brw_blorp.c > > @@ -223,7 +223,7 @@ brw_blorp_compile_nir_shader(struct brw_context *brw, struct nir_shader *nir, > > > > const unsigned *program = > > brw_compile_fs(compiler, brw, mem_ctx, wm_key, &wm_prog_data, nir, > > - NULL, -1, -1, use_repclear, program_size, NULL); > > + NULL, -1, -1, false, use_repclear, program_size, NULL); > > > > /* Copy the relavent bits of wm_prog_data over into the blorp prog data */ > > prog_data->dispatch_8 = wm_prog_data.dispatch_8; > > diff --git a/src/mesa/drivers/dri/i965/brw_compiler.h b/src/mesa/drivers/dri/i965/brw_compiler.h > > index a2148ae..15f32be 100644 > > --- a/src/mesa/drivers/dri/i965/brw_compiler.h > > +++ b/src/mesa/drivers/dri/i965/brw_compiler.h > > @@ -789,6 +789,7 @@ brw_compile_fs(const struct brw_compiler *compiler, void *log_data, > > struct gl_program *prog, > > int shader_time_index8, > > int shader_time_index16, > > + bool allow_spilling, > > bool use_rep_send, > > unsigned *final_assembly_size, > > char **error_str); > > diff --git a/src/mesa/drivers/dri/i965/brw_fs.cpp b/src/mesa/drivers/dri/i965/brw_fs.cpp > > index 2de5533..55d10fc 100644 > > --- a/src/mesa/drivers/dri/i965/brw_fs.cpp > > +++ b/src/mesa/drivers/dri/i965/brw_fs.cpp > > @@ -5462,7 +5462,7 @@ fs_visitor::fixup_3src_null_dest() > > } > > > > void > > -fs_visitor::allocate_registers() > > +fs_visitor::allocate_registers(bool allow_spilling) > > { > > bool allocated_without_spills; > > > > @@ -5472,6 +5472,8 @@ fs_visitor::allocate_registers() > > SCHEDULE_PRE_LIFO, > > }; > > > > + bool spill_all = allow_spilling && (INTEL_DEBUG & DEBUG_SPILL_FS); > > + > > /* Try each scheduling heuristic to see if it can successfully register > > * allocate without spilling. They should be ordered by decreasing > > * performance but increasing likelihood of allocating. > > @@ -5483,7 +5485,7 @@ fs_visitor::allocate_registers() > > assign_regs_trivial(); > > allocated_without_spills = true; > > } else { > > - allocated_without_spills = assign_regs(false); > > + allocated_without_spills = assign_regs(false, spill_all); > > } > > if (allocated_without_spills) > > break; > > @@ -5508,12 +5510,14 @@ fs_visitor::allocate_registers() > > /* Since we're out of heuristics, just go spill registers until we > > * get an allocation. > > */ > > - while (!assign_regs(true)) { > > + while (!assign_regs(true, spill_all)) { > > if (failed) > > break; > > } > > } > > > > + assert(last_scratch == 0 || allow_spilling); > > + > > /* This must come after all optimization and register allocation, since > > * it inserts dead code that happens to have side effects, and it does > > * so based on the actual physical registers in use. > > @@ -5559,7 +5563,7 @@ fs_visitor::run_vs(gl_clip_plane *clip_planes) > > assign_vs_urb_setup(); > > > > fixup_3src_null_dest(); > > - allocate_registers(); > > + allocate_registers(true); > > > > return !failed; > > } > > @@ -5641,7 +5645,7 @@ fs_visitor::run_tcs_single_patch() > > assign_tcs_single_patch_urb_setup(); > > > > fixup_3src_null_dest(); > > - allocate_registers(); > > + allocate_registers(true); > > > > return !failed; > > } > > @@ -5675,7 +5679,7 @@ fs_visitor::run_tes() > > assign_tes_urb_setup(); > > > > fixup_3src_null_dest(); > > - allocate_registers(); > > + allocate_registers(true); > > > > return !failed; > > } > > @@ -5724,13 +5728,13 @@ fs_visitor::run_gs() > > assign_gs_urb_setup(); > > > > fixup_3src_null_dest(); > > - allocate_registers(); > > + allocate_registers(true); > > > > return !failed; > > } > > > > bool > > -fs_visitor::run_fs(bool do_rep_send) > > +fs_visitor::run_fs(bool allow_spilling, bool do_rep_send) > > { > > brw_wm_prog_data *wm_prog_data = (brw_wm_prog_data *) this->prog_data; > > brw_wm_prog_key *wm_key = (brw_wm_prog_key *) this->key; > > @@ -5794,7 +5798,7 @@ fs_visitor::run_fs(bool do_rep_send) > > assign_urb_setup(); > > > > fixup_3src_null_dest(); > > - allocate_registers(); > > + allocate_registers(allow_spilling); > > > > if (failed) > > return false; > > @@ -5837,7 +5841,7 @@ fs_visitor::run_cs() > > assign_curb_setup(); > > > > fixup_3src_null_dest(); > > - allocate_registers(); > > + allocate_registers(true); > > > > if (failed) > > return false; > > @@ -5962,6 +5966,7 @@ brw_compile_fs(const struct brw_compiler *compiler, void *log_data, > > const nir_shader *src_shader, > > struct gl_program *prog, > > int shader_time_index8, int shader_time_index16, > > + bool allow_spilling, > > bool use_rep_send, > > unsigned *final_assembly_size, > > char **error_str) > > @@ -6005,7 +6010,7 @@ brw_compile_fs(const struct brw_compiler *compiler, void *log_data, > > fs_visitor v8(compiler, log_data, mem_ctx, key, > > &prog_data->base, prog, shader, 8, > > shader_time_index8); > > - if (!v8.run_fs(false /* do_rep_send */)) { > > + if (!v8.run_fs(allow_spilling, false /* do_rep_send */)) { > > if (error_str) > > *error_str = ralloc_strdup(mem_ctx, v8.fail_msg); > > > > @@ -6023,7 +6028,7 @@ brw_compile_fs(const struct brw_compiler *compiler, void *log_data, > > &prog_data->base, prog, shader, 16, > > shader_time_index16); > > v16.import_uniforms(&v8); > > - if (!v16.run_fs(use_rep_send)) { > > + if (!v16.run_fs(allow_spilling, use_rep_send)) { > > compiler->shader_perf_log(log_data, > > "SIMD16 shader failed to compile: %s", > > v16.fail_msg); > > diff --git a/src/mesa/drivers/dri/i965/brw_fs.h b/src/mesa/drivers/dri/i965/brw_fs.h > > index d4eb8fb..b6fe564 100644 > > --- a/src/mesa/drivers/dri/i965/brw_fs.h > > +++ b/src/mesa/drivers/dri/i965/brw_fs.h > > @@ -105,14 +105,14 @@ public: > > uint32_t const_offset); > > void DEP_RESOLVE_MOV(const brw::fs_builder &bld, int grf); > > > > - bool run_fs(bool do_rep_send); > > + bool run_fs(bool allow_spilling, bool do_rep_send); > > bool run_vs(gl_clip_plane *clip_planes); > > bool run_tcs_single_patch(); > > bool run_tes(); > > bool run_gs(); > > bool run_cs(); > > void optimize(); > > - void allocate_registers(); > > + void allocate_registers(bool allow_spilling); > > void setup_fs_payload_gen4(); > > void setup_fs_payload_gen6(); > > void setup_vs_payload(); > > @@ -127,7 +127,7 @@ public: > > void assign_tcs_single_patch_urb_setup(); > > void assign_tes_urb_setup(); > > void assign_gs_urb_setup(); > > - bool assign_regs(bool allow_spilling); > > + bool assign_regs(bool allow_spilling, bool spill_all); > > void assign_regs_trivial(); > > void calculate_payload_ranges(int payload_node_count, > > int *payload_last_use_ip); > > diff --git a/src/mesa/drivers/dri/i965/brw_fs_reg_allocate.cpp b/src/mesa/drivers/dri/i965/brw_fs_reg_allocate.cpp > > index 2347cd5..e65f73b 100644 > > --- a/src/mesa/drivers/dri/i965/brw_fs_reg_allocate.cpp > > +++ b/src/mesa/drivers/dri/i965/brw_fs_reg_allocate.cpp > > @@ -542,7 +542,7 @@ setup_mrf_hack_interference(fs_visitor *v, struct ra_graph *g, > > } > > > > bool > > -fs_visitor::assign_regs(bool allow_spilling) > > +fs_visitor::assign_regs(bool allow_spilling, bool spill_all) > > { > > /* Most of this allocation was written for a reg_width of 1 > > * (dispatch_width == 8). In extending to SIMD16, the code was > > @@ -668,7 +668,7 @@ fs_visitor::assign_regs(bool allow_spilling) > > } > > > > /* Debug of register spilling: Go spill everything. */ > > - if (unlikely(INTEL_DEBUG & DEBUG_SPILL_FS)) { > > + if (unlikely(spill_all)) { > > int reg = choose_spill_reg(g); > > > > if (reg != -1) { > > diff --git a/src/mesa/drivers/dri/i965/brw_wm.c b/src/mesa/drivers/dri/i965/brw_wm.c > > index 395b0b8..8af1ff7 100644 > > --- a/src/mesa/drivers/dri/i965/brw_wm.c > > +++ b/src/mesa/drivers/dri/i965/brw_wm.c > > @@ -137,7 +137,8 @@ brw_codegen_wm_prog(struct brw_context *brw, > > program = brw_compile_fs(brw->intelScreen->compiler, brw, mem_ctx, > > key, &prog_data, fp->program.Base.nir, > > &fp->program.Base, st_index8, st_index16, > > - brw->use_rep_send, &program_size, &error_str); > > + true, brw->use_rep_send, > > + &program_size, &error_str); > > if (program == NULL) { > > if (prog) { > > prog->LinkStatus = false; > > -- > > 2.5.0.400.gff86faf
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