diff options
author | Zack Rusin <[email protected]> | 2007-12-11 07:19:11 -0500 |
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committer | Zack Rusin <[email protected]> | 2007-12-11 07:39:06 -0500 |
commit | c474f1fb9088528af998168717783b52e5c2f0a2 (patch) | |
tree | d403522e2ad7f2e1110bb939c2c3e498df33206f /src/mesa/pipe/i965simple/brw_wm.c | |
parent | 12363674e5aa39b780020339038186b7715bd4b2 (diff) |
Port i965 driver to Gallium3D.
This is a squashed commit of i965 branch on
ssh://people.freedesktop.org/~zack/mesa
Because of the porting the branch often didn't compile so
squashing it makes more sense.
The port is still far from complete.
Diffstat (limited to 'src/mesa/pipe/i965simple/brw_wm.c')
-rw-r--r-- | src/mesa/pipe/i965simple/brw_wm.c | 338 |
1 files changed, 338 insertions, 0 deletions
diff --git a/src/mesa/pipe/i965simple/brw_wm.c b/src/mesa/pipe/i965simple/brw_wm.c new file mode 100644 index 00000000000..65271f22fdc --- /dev/null +++ b/src/mesa/pipe/i965simple/brw_wm.c @@ -0,0 +1,338 @@ +/* + Copyright (C) Intel Corp. 2006. All Rights Reserved. + Intel funded Tungsten Graphics (http://www.tungstengraphics.com) to + develop this 3D driver. + + 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 COPYRIGHT OWNER(S) 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. + + **********************************************************************/ + /* + * Authors: + * Keith Whitwell <[email protected]> + */ + + +#include "brw_context.h" +#include "brw_util.h" +#include "brw_wm.h" +#include "brw_state.h" + +unsigned brw_wm_nr_args( unsigned opcode ) +{ + switch (opcode) { + + case WM_PIXELXY: + case TGSI_OPCODE_ABS: + case TGSI_OPCODE_FLR: + case TGSI_OPCODE_FRC: + case TGSI_OPCODE_MOV: + case TGSI_OPCODE_COS: + case TGSI_OPCODE_EX2: + case TGSI_OPCODE_LG2: + case TGSI_OPCODE_RCP: + case TGSI_OPCODE_RSQ: + case TGSI_OPCODE_SIN: + case TGSI_OPCODE_SCS: + case TGSI_OPCODE_TEX: + case TGSI_OPCODE_TXB: + case TGSI_OPCODE_TXD: + case TGSI_OPCODE_KIL: + case TGSI_OPCODE_LIT: + case WM_CINTERP: + case WM_WPOSXY: + return 1; + + case TGSI_OPCODE_POW: + case TGSI_OPCODE_SUB: + case TGSI_OPCODE_SGE: + case TGSI_OPCODE_SGT: + case TGSI_OPCODE_SLE: + case TGSI_OPCODE_SLT: + case TGSI_OPCODE_SEQ: + case TGSI_OPCODE_SNE: + case TGSI_OPCODE_ADD: + case TGSI_OPCODE_MAX: + case TGSI_OPCODE_MIN: + case TGSI_OPCODE_MUL: + case TGSI_OPCODE_XPD: + case TGSI_OPCODE_DP3: + case TGSI_OPCODE_DP4: + case TGSI_OPCODE_DPH: + case TGSI_OPCODE_DST: + case WM_LINTERP: + case WM_DELTAXY: + case WM_PIXELW: + return 2; + + case WM_FB_WRITE: + case WM_PINTERP: + case TGSI_OPCODE_MAD: + case TGSI_OPCODE_CMP: + case TGSI_OPCODE_LRP: + return 3; + + default: + return 0; + } +} + + +unsigned brw_wm_is_scalar_result( unsigned opcode ) +{ + switch (opcode) { + case TGSI_OPCODE_COS: + case TGSI_OPCODE_EX2: + case TGSI_OPCODE_LG2: + case TGSI_OPCODE_POW: + case TGSI_OPCODE_RCP: + case TGSI_OPCODE_RSQ: + case TGSI_OPCODE_SIN: + case TGSI_OPCODE_DP3: + case TGSI_OPCODE_DP4: + case TGSI_OPCODE_DPH: + case TGSI_OPCODE_DST: + return 1; + + default: + return 0; + } +} + + +static void do_wm_prog( struct brw_context *brw, + struct brw_fragment_program *fp, + struct brw_wm_prog_key *key) +{ + struct brw_wm_compile *c; + const unsigned *program; + unsigned program_size; + + c = brw->wm.compile_data; + if (c == NULL) { + brw->wm.compile_data = calloc(1, sizeof(*brw->wm.compile_data)); + c = brw->wm.compile_data; + } else { + memset(c, 0, sizeof(*brw->wm.compile_data)); + } + memcpy(&c->key, key, sizeof(*key)); + + c->fp = fp; + fprintf(stderr, "XXXXXXXX FP\n"); + +#if 0 + c->env_param = brw->intel.ctx.FragmentProgram.Parameters; + + if (brw_wm_is_glsl(&c->fp->program)) { + brw_wm_glsl_emit(c); + } else + { + /* Augment fragment program. Add instructions for pre- and + * post-fragment-program tasks such as interpolation and fogging. + */ + brw_wm_pass_fp(c); + + /* Translate to intermediate representation. Build register usage + * chains. + */ + brw_wm_pass0(c); + + /* Dead code removal. + */ + brw_wm_pass1(c); + + /* Register allocation. + */ + c->grf_limit = BRW_WM_MAX_GRF/2; + + /* This is where we start emitting gen4 code: + */ + brw_init_compile(&c->func); + + brw_wm_pass2(c); + + c->prog_data.total_grf = c->max_wm_grf; + if (c->last_scratch) { + c->prog_data.total_scratch = + c->last_scratch + 0x40; + } else { + c->prog_data.total_scratch = 0; + } + + /* Emit GEN4 code. + */ + brw_wm_emit(c); + } + /* get the program + */ + program = brw_get_program(&c->func, &program_size); + + /* + */ + brw->wm.prog_gs_offset = brw_upload_cache( &brw->cache[BRW_WM_PROG], + &c->key, + sizeof(c->key), + program, + program_size, + &c->prog_data, + &brw->wm.prog_data ); +#endif +} + + + +static void brw_wm_populate_key( struct brw_context *brw, + struct brw_wm_prog_key *key ) +{ + /* BRW_NEW_FRAGMENT_PROGRAM */ + struct brw_fragment_program *fp = + (struct brw_fragment_program *)brw->attribs.FragmentProgram; + unsigned lookup = 0; + unsigned line_aa; + unsigned i; + + memset(key, 0, sizeof(*key)); + + /* Build the index for table lookup + */ + /* _NEW_COLOR */ + if (fp->UsesKill || + brw->attribs.AlphaTest->enabled) + lookup |= IZ_PS_KILL_ALPHATEST_BIT; + + if (fp->ComputesDepth) + lookup |= IZ_PS_COMPUTES_DEPTH_BIT; + + /* _NEW_DEPTH */ + if (brw->attribs.DepthStencil->depth.enabled) + lookup |= IZ_DEPTH_TEST_ENABLE_BIT; + + if (brw->attribs.DepthStencil->depth.enabled && + brw->attribs.DepthStencil->depth.writemask) /* ?? */ + lookup |= IZ_DEPTH_WRITE_ENABLE_BIT; + + /* _NEW_STENCIL */ + if (brw->attribs.DepthStencil->stencil.front_enabled) { + lookup |= IZ_STENCIL_TEST_ENABLE_BIT; + + if (brw->attribs.DepthStencil->stencil.write_mask[0] || + (brw->attribs.DepthStencil->stencil.back_enabled && + brw->attribs.DepthStencil->stencil.write_mask[1])) + lookup |= IZ_STENCIL_WRITE_ENABLE_BIT; + } + + /* XXX: when should this be disabled? + */ + if (1) + lookup |= IZ_EARLY_DEPTH_TEST_BIT; + + + line_aa = AA_NEVER; + + /* _NEW_LINE, _NEW_POLYGON, BRW_NEW_REDUCED_PRIMITIVE */ + if (brw->attribs.Raster->line_smooth) { + if (brw->reduced_primitive == PIPE_PRIM_LINES) { + line_aa = AA_ALWAYS; + } + else if (brw->reduced_primitive == PIPE_PRIM_TRIANGLES) { + if (brw->attribs.Raster->fill_ccw == PIPE_POLYGON_MODE_LINE) { + line_aa = AA_SOMETIMES; + + if (brw->attribs.Raster->fill_cw == PIPE_POLYGON_MODE_LINE || + (brw->attribs.Raster->cull_mode == PIPE_WINDING_CW)) + line_aa = AA_ALWAYS; + } + else if (brw->attribs.Raster->fill_cw == PIPE_POLYGON_MODE_LINE) { + line_aa = AA_SOMETIMES; + + if (brw->attribs.Raster->cull_mode == PIPE_WINDING_CCW) + line_aa = AA_ALWAYS; + } + } + } + + brw_wm_lookup_iz(line_aa, + lookup, + key); + + +#if 0 + /* BRW_NEW_WM_INPUT_DIMENSIONS */ + key->projtex_mask = brw->wm.input_size_masks[4-1] >> (FRAG_ATTRIB_TEX0 - FRAG_ATTRIB_WPOS); +#endif + + /* _NEW_LIGHT */ + key->flat_shade = (brw->attribs.Raster->flatshade); + + /* _NEW_TEXTURE */ + for (i = 0; i < BRW_MAX_TEX_UNIT; i++) { + const struct pipe_sampler_state *unit = brw->attribs.Samplers[i]; + + if (unit) { + + if (unit->compare && + unit->compare_mode == PIPE_TEX_COMPARE_R_TO_TEXTURE) { + key->shadowtex_mask |= 1<<i; + } +#if 0 + if (t->Image[0][t->BaseLevel]->InternalFormat == GL_YCBCR_MESA) + key->yuvtex_mask |= 1<<i; +#endif + } + } + + + /* Extra info: + */ + key->program_string_id = fp->id; + +} + + +static void brw_upload_wm_prog( struct brw_context *brw ) +{ + struct brw_wm_prog_key key; + struct brw_fragment_program *fp = (struct brw_fragment_program *) + brw->attribs.FragmentProgram; + + brw_wm_populate_key(brw, &key); + + /* Make an early check for the key. + */ + if (brw_search_cache(&brw->cache[BRW_WM_PROG], + &key, sizeof(key), + &brw->wm.prog_data, + &brw->wm.prog_gs_offset)) + return; + + do_wm_prog(brw, fp, &key); +} + + +const struct brw_tracked_state brw_wm_prog = { + .dirty = { + .brw = (BRW_NEW_FS | + BRW_NEW_WM_INPUT_DIMENSIONS | + BRW_NEW_REDUCED_PRIMITIVE), + .cache = 0 + }, + .update = brw_upload_wm_prog +}; + |