struct brw_cc2 cc2;
struct brw_cc3 cc3;
struct brw_cc7 cc7;
+
+ unsigned iz_lookup;
};
const struct tgsi_token *tokens;
struct tgsi_shader_info info;
- GLboolean isGLSL;
+ unsigned iz_lookup;
+
+ boolean uses_depth:1;
+ boolean has_flow_control:1;
unsigned id;
struct brw_winsys_buffer *const_buffer; /** Program constant buffer/surface */
#define PIPE_NEW_COLOR_BUFFERS 0x40000
#define PIPE_NEW_QUERY 0x80000
#define PIPE_NEW_SCISSOR 0x100000
+#define PIPE_NEW_BOUND_TEXTURES 0x200000
const struct brw_rasterizer_state *rast;
const struct brw_depth_stencil_state *zstencil;
- const struct pipe_texture *texture[PIPE_MAX_SAMPLERS];
+ const struct brw_texture *texture[PIPE_MAX_SAMPLERS];
const struct pipe_sampler *sampler[PIPE_MAX_SAMPLERS];
unsigned num_textures;
unsigned num_samplers;
/**
* For each OPCODE_BGNSUB we create one of these.
*/
-struct brw_glsl_label
+struct brw_eu_label
{
GLuint label; /**< the label number */
GLuint position; /**< the position of the brw instruction for this label */
- struct brw_glsl_label *next; /**< next in linked list */
+ struct brw_eu_label *next; /**< next in linked list */
};
/**
* For each OPCODE_CAL we create one of these.
*/
-struct brw_glsl_call
+struct brw_eu_call
{
GLuint call_inst_pos; /**< location of the CAL instruction */
GLuint label;
- struct brw_glsl_call *next; /**< next in linked list */
+ struct brw_eu_call *next; /**< next in linked list */
};
void
brw_save_label(struct brw_compile *c, unsigned l, GLuint position)
{
- struct brw_glsl_label *label = CALLOC_STRUCT(brw_glsl_label);
+ struct brw_eu_label *label = CALLOC_STRUCT(brw_eu_label);
label->label = l;
label->position = position;
label->next = c->first_label;
void
brw_save_call(struct brw_compile *c, GLuint label, GLuint call_pos)
{
- struct brw_glsl_call *call = CALLOC_STRUCT(brw_glsl_call);
+ struct brw_eu_call *call = CALLOC_STRUCT(brw_eu_call);
call->call_inst_pos = call_pos;
call->label = label;
call->next = c->first_call;
static GLuint
brw_lookup_label(struct brw_compile *c, unsigned l)
{
- const struct brw_glsl_label *label;
+ const struct brw_eu_label *label;
for (label = c->first_label; label; label = label->next) {
if (l == label->label) {
return label->position;
void
brw_resolve_cals(struct brw_compile *c)
{
- const struct brw_glsl_call *call;
+ const struct brw_eu_call *call;
for (call = c->first_call; call; call = call->next) {
const GLuint sub_loc = brw_lookup_label(c, call->label);
/* free linked list of calls */
{
- struct brw_glsl_call *call, *next;
+ struct brw_eu_call *call, *next;
for (call = c->first_call; call; call = next) {
next = call->next;
FREE(call);
/* free linked list of labels */
{
- struct brw_glsl_label *label, *next;
+ struct brw_eu_label *label, *next;
for (label = c->first_label; label; label = next) {
next = label->next;
FREE(label);
};
-struct brw_glsl_label;
-struct brw_glsl_call;
+struct brw_eu_label;
+struct brw_eu_call;
GLboolean single_program_flow;
struct brw_context *brw;
- struct brw_glsl_label *first_label; /**< linked list of labels */
- struct brw_glsl_call *first_call; /**< linked list of CALs */
+ struct brw_eu_label *first_label; /**< linked list of labels */
+ struct brw_eu_call *first_call; /**< linked list of CALs */
};
#include "brw_context.h"
#include "brw_defines.h"
+/* XXX: Fixme - include this to get IZ_ defines
+ */
+#include "brw_wm.h"
+
static unsigned brw_translate_compare_func(unsigned func)
{
switch (func) {
}
}
-
-static void *
-brw_create_depth_stencil_state( struct pipe_context *pipe,
- const struct pipe_depth_stencil_alpha_state *templ )
+static void create_bcc_state( struct brw_depth_stencil_state *zstencil,
+ const struct pipe_depth_stencil_alpha_state *templ )
{
- struct brw_depth_stencil_state *zstencil = CALLOC_STRUCT(brw_depth_stencil_state);
-
if (templ->stencil[0].enabled) {
zstencil->cc0.stencil_enable = 1;
zstencil->cc0.stencil_func =
zstencil->cc2.depth_test_function = brw_translate_compare_func(templ->depth.func);
zstencil->cc2.depth_write_enable = templ->depth.writemask;
}
+}
+
+static void create_wm_iz_state( struct brw_depth_stencil_state *zstencil )
+{
+ if (zstencil->cc3.alpha_test)
+ zstencil->iz_lookup |= IZ_PS_KILL_ALPHATEST_BIT;
+
+ if (zstencil->cc2.depth_test)
+ zstencil->iz_lookup |= IZ_DEPTH_TEST_ENABLE_BIT;
+
+ if (zstencil->cc2.depth_write_enable)
+ zstencil->iz_lookup |= IZ_DEPTH_WRITE_ENABLE_BIT;
+
+ if (zstencil->cc0.stencil_enable)
+ zstencil->iz_lookup |= IZ_STENCIL_TEST_ENABLE_BIT;
+
+ if (zstencil->cc0.stencil_write_enable)
+ zstencil->iz_lookup |= IZ_STENCIL_WRITE_ENABLE_BIT;
+
+}
+
+
+static void *
+brw_create_depth_stencil_state( struct pipe_context *pipe,
+ const struct pipe_depth_stencil_alpha_state *templ )
+{
+ struct brw_depth_stencil_state *zstencil = CALLOC_STRUCT(brw_depth_stencil_state);
+
+ create_bcc_state( zstencil, templ );
+ create_wm_iz_state( zstencil );
return (void *)zstencil;
}
bls.bits1.inverse_repeat_count = tmpi;
}
+
+
+
+static void
+calculate_wm_lookup()
+{
+ if (rast->fill_cw == PIPE_POLYGON_MODE_LINE &&
+ rast->fill_ccw == PIPE_POLYGON_MODE_LINE) {
+ line_aa = AA_ALWAYS;
+ }
+ else if (rast->fill_cw == PIPE_POLYGON_MODE_LINE ||
+ rast->fill_ccw == PIPE_POLYGON_MODE_LINE) {
+ line_aa = AA_SOMETIMES;
+ }
+ else {
+ line_aa = AA_NEVER;
+ }
+}
*/
struct brw_clip_prog_key clip_key;
struct brw_line_stipple bls;
+ unsigned unfilled_aa_line;
};
#endif
* as flow conditionals, loops, subroutines.
* Some GLSL shaders may use these features, others might not.
*/
-GLboolean brw_wm_is_glsl(const struct brw_fragment_shader *fp)
+GLboolean brw_wm_has_flow_control(const struct brw_fragment_shader *fp)
{
return (fp->info.insn_count[TGSI_OPCODE_ARL] > 0 ||
fp->info.insn_count[TGSI_OPCODE_IF] > 0 ||
if (newFP == curFP)
brw->state.dirty.brw |= BRW_NEW_FRAGMENT_PROGRAM;
newFP->id = brw->program_id++;
- newFP->isGLSL = brw_wm_is_glsl(fprog);
+ newFP->has_flow_control = brw_wm_has_flow_control(fprog);
}
else if (target == GL_VERTEX_PROGRAM_ARB) {
struct gl_vertex_program *vprog = (struct gl_vertex_program *) prog;
boolean is_user_buffer;
};
+struct brw_texture
+{
+ struct pipe_texture base;
+
+ ubyte shader_swizzle;
+};
+
/*
* Cast wrappers
src->SrcRegister.SwizzleZ,
src->SrcRegister.SwizzleW);
- /* Note this is ok for non-swizzle instructions:
- */
reg.negate = src->SrcRegister.Negate ? 1 : 0;
/* XXX: abs, absneg
* Authors:
* Keith Whitwell <keith@tungstengraphics.com>
*/
+#include "pipe/p_error.h"
#include "tgsi/tgsi_info.h"
#include "brw_context.h"
+#include "brw_screen.h"
#include "brw_util.h"
#include "brw_wm.h"
#include "brw_state.h"
#include "brw_debug.h"
+#include "brw_pipe_rast.h"
/** Return number of src args for given instruction */
/**
- * Do GPU code generation for non-GLSL shader. non-GLSL shaders have
- * no flow control instructions so we can more readily do SSA-style
- * optimizations.
+ * Do GPU code generation for shaders without flow control. Shaders
+ * without flow control instructions can more readily be analysed for
+ * SSA-style optimizations.
*/
static void
-brw_wm_non_glsl_emit(struct brw_context *brw, struct brw_wm_compile *c)
+brw_wm_linear_shader_emit(struct brw_context *brw, struct brw_wm_compile *c)
{
/* Augment fragment program. Add instructions for pre- and
* post-fragment-program tasks such as interpolation and fogging.
* Depending on the instructions used (i.e. flow control instructions)
* we'll use one of two code generators.
*/
-static void do_wm_prog( struct brw_context *brw,
+static int do_wm_prog( struct brw_context *brw,
struct brw_fragment_shader *fp,
struct brw_wm_prog_key *key)
{
* without triggering a segfault, no way to signal,
* so just return.
*/
- return;
+ return PIPE_ERROR_OUT_OF_MEMORY;
}
} else {
memset(c, 0, sizeof(*brw->wm.compile_data));
brw_init_compile(brw, &c->func);
/* temporary sanity check assertion */
- assert(fp->isGLSL == brw_wm_is_glsl(&c->fp->program));
+ assert(fp->has_flow_control == brw_wm_has_flow_control(c->fp));
/*
* Shader which use GLSL features such as flow control are handled
* differently from "simple" shaders.
*/
- if (fp->isGLSL) {
+ if (fp->has_flow_control) {
c->dispatch_width = 8;
- brw_wm_glsl_emit(brw, c);
+ brw_wm_branching_shader_emit(brw, c);
}
else {
c->dispatch_width = 16;
- brw_wm_non_glsl_emit(brw, c);
+ brw_wm_linear_shader_emit(brw, c);
}
if (BRW_DEBUG & DEBUG_WM)
program, program_size,
&c->prog_data,
&brw->wm.prog_data );
+
+ return 0;
}
static void brw_wm_populate_key( struct brw_context *brw,
struct brw_wm_prog_key *key )
{
- /* BRW_NEW_FRAGMENT_PROGRAM */
- const struct brw_fragment_program *fp = brw->curr.fragment_shader;
- GLboolean uses_depth = (fp->program.Base.InputsRead & (1 << FRAG_ATTRIB_WPOS)) != 0;
- GLuint lookup = 0;
- GLuint line_aa;
- GLuint i;
+ unsigned lookup, line_aa;
+ unsigned i;
memset(key, 0, sizeof(*key));
- /* Build the index for table lookup
+ /* PIPE_NEW_FRAGMENT_SHADER
+ * PIPE_NEW_DEPTH_STENCIL_ALPHA
*/
- /* _NEW_COLOR */
- if (fp->program.UsesKill ||
- ctx->Color.AlphaEnabled)
- lookup |= IZ_PS_KILL_ALPHATEST_BIT;
-
- if (fp->program.Base.OutputsWritten & (1<<FRAG_RESULT_DEPTH))
- lookup |= IZ_PS_COMPUTES_DEPTH_BIT;
-
- /* _NEW_DEPTH */
- if (ctx->Depth.Test)
- lookup |= IZ_DEPTH_TEST_ENABLE_BIT;
-
- if (ctx->Depth.Test &&
- ctx->Depth.Mask) /* ?? */
- lookup |= IZ_DEPTH_WRITE_ENABLE_BIT;
+ lookup = (brw->curr.zstencil->iz_lookup |
+ brw->curr.fragment_shader->iz_lookup);
- /* _NEW_STENCIL */
- if (ctx->Stencil._Enabled) {
- lookup |= IZ_STENCIL_TEST_ENABLE_BIT;
- if (ctx->Stencil.WriteMask[0] ||
- ctx->Stencil.WriteMask[ctx->Stencil._BackFace])
- lookup |= IZ_STENCIL_WRITE_ENABLE_BIT;
- }
-
- line_aa = AA_NEVER;
-
- /* _NEW_LINE, _NEW_POLYGON, BRW_NEW_REDUCED_PRIMITIVE */
- if (ctx->Line.SmoothFlag) {
- if (brw->intel.reduced_primitive == GL_LINES) {
- line_aa = AA_ALWAYS;
- }
- else if (brw->intel.reduced_primitive == GL_TRIANGLES) {
- if (ctx->Polygon.FrontMode == GL_LINE) {
- line_aa = AA_SOMETIMES;
-
- if (ctx->Polygon.BackMode == GL_LINE ||
- (ctx->Polygon.CullFlag &&
- ctx->Polygon.CullFaceMode == GL_BACK))
- line_aa = AA_ALWAYS;
- }
- else if (ctx->Polygon.BackMode == GL_LINE) {
- line_aa = AA_SOMETIMES;
-
- if ((ctx->Polygon.CullFlag &&
- ctx->Polygon.CullFaceMode == GL_FRONT))
- line_aa = AA_ALWAYS;
- }
- }
+ /* PIPE_NEW_RAST
+ * BRW_NEW_REDUCED_PRIMITIVE
+ */
+ switch (brw->reduced_primitive) {
+ case PIPE_PRIM_POINTS:
+ line_aa = AA_NEVER;
+ break;
+ case PIPE_PRIM_LINES:
+ line_aa = AA_ALWAYS;
+ break;
+ default:
+ line_aa = brw->curr.rast->unfilled_aa_line;
+ break;
}
brw_wm_lookup_iz(line_aa,
lookup,
- uses_depth,
+ brw->curr.fragment_shader->uses_depth,
key);
/* Revisit this, figure out if it's really useful, and either push
key->proj_attrib_mask = ~0; /*brw->wm.input_size_masks[4-1];*/
/* PIPE_NEW_RAST */
- key->flat_shade = brw->rast.flat_shade;
+ key->flat_shade = brw->curr.rast->templ.flatshade;
/* This can be determined by looking at the INTERP mode each input decl.
*/
- key->linear_color = 0;
-
- /* _NEW_TEXTURE */
- for (i = 0; i < BRW_MAX_TEX_UNIT; i++) {
- if (i < brw->nr_textures) {
- const struct gl_texture_unit *unit = &ctx->Texture.Unit[i];
- const struct gl_texture_object *t = unit->_Current;
- const struct gl_texture_image *img = t->Image[0][t->BaseLevel];
-
- if (img->InternalFormat == GL_YCBCR_MESA) {
- key->yuvtex_mask |= 1 << i;
- if (img->TexFormat->MesaFormat == MESA_FORMAT_YCBCR)
- key->yuvtex_swap_mask |= 1 << i;
- }
+ key->linear_attrib_mask = 0;
- key->tex_swizzles[i] = t->_Swizzle;
+ /* PIPE_NEW_BOUND_TEXTURES */
+ for (i = 0; i < brw->curr.num_textures; i++) {
+ const struct brw_texture *tex = brw->curr.texture[i];
- if (0)
- key->shadowtex_mask |= 1<<i;
- }
- else {
- key->tex_swizzles[i] = SWIZZLE_NOOP;
- }
- }
+ if (tex->base.format == PIPE_FORMAT_YCBCR)
+ key->yuvtex_mask |= 1 << i;
+ if (tex->base.format == PIPE_FORMAT_YCBCR_REV)
+ key->yuvtex_swap_mask |= 1 << i;
- /* _NEW_FRAMEBUFFER */
- if (brw->intel.driDrawable != NULL) {
- key->drawable_height = brw->fb.cbufs[0].height;
+ /* XXX: shadow texture
+ */
+ /* key->shadowtex_mask |= 1<<i; */
}
/* CACHE_NEW_VS_PROG */
- key->vp_nr_outputs_written = brw->vs.prog_data->nr_outputs_written;
+ key->vp_nr_outputs = brw->vs.prog_data->nr_outputs;
/* The unique fragment program ID */
- key->program_string_id = fp->id;
+ key->program_string_id = brw->curr.fragment_shader->id;
}
-static void brw_prepare_wm_prog(struct brw_context *brw)
+static int brw_prepare_wm_prog(struct brw_context *brw)
{
struct brw_wm_prog_key key;
- struct brw_fragment_program *fp = (struct brw_fragment_program *)
- brw->fragment_program;
+ struct brw_fragment_shader *fs = brw->curr.fragment_shader;
brw_wm_populate_key(brw, &key);
NULL, 0,
&brw->wm.prog_data);
if (brw->wm.prog_bo == NULL)
- do_wm_prog(brw, fp, &key);
+ return do_wm_prog(brw, fs, &key);
+
+ return 0;
}
const struct brw_tracked_state brw_wm_prog = {
.dirty = {
- .mesa = (_NEW_COLOR |
- _NEW_DEPTH |
- _NEW_HINT |
- _NEW_STENCIL |
- _NEW_POLYGON |
- _NEW_LINE |
- _NEW_LIGHT |
- _NEW_BUFFERS |
- _NEW_TEXTURE),
- .brw = (BRW_NEW_FRAGMENT_PROGRAM |
- BRW_NEW_WM_INPUT_DIMENSIONS |
+ .mesa = (PIPE_NEW_FRAGMENT_SHADER |
+ PIPE_NEW_DEPTH_STENCIL_ALPHA |
+ PIPE_NEW_RAST |
+ PIPE_NEW_BOUND_TEXTURES),
+ .brw = (BRW_NEW_WM_INPUT_DIMENSIONS |
BRW_NEW_REDUCED_PRIMITIVE),
.cache = CACHE_NEW_VS_PROG,
},
#ifndef BRW_WM_H
#define BRW_WM_H
-#include "tgsi/tgsi_ureg.h"
-#include "tgsi/tgsi_ureg_parse.h"
-
#include "brw_context.h"
#include "brw_eu.h"
#define AA_ALWAYS 2
struct brw_wm_prog_key {
- unsigned proj_attrib_mask; /**< one bit per fragment program attribute */
- unsigned linear_attrib_mask:1; /**< linear interpolation vs perspective interp */
+ unsigned proj_attrib_mask; /**< one bit per fragment program attribute */
+ unsigned linear_attrib_mask; /**< linear interpolation vs perspective interp */
GLuint source_depth_reg:3;
GLuint aa_dest_stencil_reg:3;
GLuint yuvtex_mask:16;
GLuint yuvtex_swap_mask:16; /* UV swaped */
- GLuint tex_swizzles[BRW_MAX_TEX_UNIT];
-
- GLuint program_string_id:32;
+ GLuint vp_nr_outputs:6;
+ GLuint nr_cbufs:3;
- GLuint vp_nr_outputs_written;
+ GLuint program_string_id;
};
GLuint opcode:8;
GLuint saturate:1;
GLuint writemask:4;
- GLuint tex_unit:4; /* texture unit for TEX, TXD, TXP instructions */
- GLuint tex_idx:3; /* TEXTURE_1D,2D,3D,CUBE,RECT_INDEX source target */
- GLuint tex_shadow:1; /* do shadow comparison? */
+ GLuint tex_unit:4; /* texture/sampler unit for texture instructions */
+ GLuint tex_target:4; /* TGSI_TEXTURE_x for texture instructions*/
GLuint eot:1; /* End of thread indicator for FB_WRITE*/
GLuint target:10; /* target binding table index for FB_WRITE*/
};
#define WM_FRONTFACING (MAX_OPCODE + 8)
#define MAX_WM_OPCODE (MAX_OPCODE + 9)
-#define PROGRAM_PAYLOAD (TGSI_FILE_COUNT)
-#define PAYLOAD_DEPTH (FRAG_ATTRIB_MAX)
+#define BRW_FILE_PAYLOAD (TGSI_FILE_COUNT)
+#define PAYLOAD_DEPTH (FRAG_ATTRIB_MAX) /* ?? */
+
+struct brw_passfp_program;
struct brw_wm_compile {
struct brw_compile func;
struct brw_wm_prog_key key;
struct brw_wm_prog_data prog_data;
- struct brw_fragment_program *fp;
+ struct brw_fragment_shader *fp;
GLfloat (*env_param)[4];
* simplifying and adding instructions for interpolation and
* framebuffer writes.
*/
- struct ureg_instruction prog_instructions[BRW_WM_MAX_INSN];
- GLuint nr_fp_insns;
- GLuint fp_temp;
- GLuint fp_interp_emitted;
- GLuint fp_fragcolor_emitted;
-
- struct ureg_src pixel_xy;
- struct ureg_src delta_xy;
- struct ureg_src pixel_w;
+ struct brw_passfp_program *pass_fp;
struct brw_wm_value vreg[BRW_WM_MAX_VREG];
GLboolean ps_uses_depth,
struct brw_wm_prog_key *key );
-//GLboolean brw_wm_is_glsl(const struct gl_fragment_program *fp);
-void brw_wm_glsl_emit(struct brw_context *brw, struct brw_wm_compile *c);
+GLboolean brw_wm_has_flow_control(const struct brw_fragment_shader *fp);
+void brw_wm_branching_shader_emit(struct brw_context *brw, struct brw_wm_compile *c);
void emit_ddxy(struct brw_compile *p,
const struct brw_reg *dst,
* Authors:
* Keith Whitwell <keith@tungstengraphics.com>
*/
-
+
+#include "tgsi/tgsi_info.h"
#include "brw_context.h"
#include "brw_wm.h"
value - c->creg < BRW_WM_MAX_PARAM)
debug_printf("c%d", value - c->creg);
else if (value - c->payload.input_interp >= 0 &&
- value - c->payload.input_interp < FRAG_ATTRIB_MAX)
+ value - c->payload.input_interp < PIPE_MAX_SHADER_INPUTS)
debug_printf("i%d", value - c->payload.input_interp);
else if (value - c->payload.depth >= 0 &&
- value - c->payload.depth < FRAG_ATTRIB_MAX)
+ value - c->payload.depth < PIPE_MAX_SHADER_INPUTS)
debug_printf("d%d", value - c->payload.depth);
else
debug_printf("?");
if (inst->writemask != BRW_WRITEMASK_XYZW)
debug_printf(".%s%s%s%s",
- GET_BIT(inst->writemask, 0) ? "x" : "",
- GET_BIT(inst->writemask, 1) ? "y" : "",
- GET_BIT(inst->writemask, 2) ? "z" : "",
- GET_BIT(inst->writemask, 3) ? "w" : "");
+ (inst->writemask & BRW_WRITEMASK_X) ? "x" : "",
+ (inst->writemask & BRW_WRITEMASK_Y) ? "y" : "",
+ (inst->writemask & BRW_WRITEMASK_Z) ? "z" : "",
+ (inst->writemask & BRW_WRITEMASK_W) ? "w" : "");
switch (inst->opcode) {
case WM_PIXELXY:
debug_printf(" = FRONTFACING");
break;
default:
- debug_printf(" = %s", _mesa_opcode_string(inst->opcode));
+ debug_printf(" = %s", tgsi_get_opcode_info(inst->opcode)->mnemonic);
break;
}
* Authors:
* Keith Whitwell <keith@tungstengraphics.com>
*/
-
+
+#include "util/u_math.h"
+#include "tgsi/tgsi_info.h"
#include "brw_context.h"
#include "brw_wm.h"
+#include "brw_debug.h"
/* Not quite sure how correct this is - need to understand horiz
* vs. vertical strides a little better.
/* Payload R0:
*
- * R0.0 -- pixel mask, one bit for each of 4 pixels in 4 tiles,
+ * R0.0 -- pixel mask, one bit for each of 4 pixels in 4 quads,
* corresponding to each of the 16 execution channels.
* R0.1..8 -- ?
* R1.0 -- triangle vertex 0.X
* R1.1 -- triangle vertex 0.Y
- * R1.2 -- tile 0 x,y coords (2 packed uwords)
- * R1.3 -- tile 1 x,y coords (2 packed uwords)
- * R1.4 -- tile 2 x,y coords (2 packed uwords)
- * R1.5 -- tile 3 x,y coords (2 packed uwords)
+ * R1.2 -- quad 0 x,y coords (2 packed uwords)
+ * R1.3 -- quad 1 x,y coords (2 packed uwords)
+ * R1.4 -- quad 2 x,y coords (2 packed uwords)
+ * R1.5 -- quad 3 x,y coords (2 packed uwords)
* R1.6 -- ?
* R1.7 -- ?
* R1.8 -- ?
/* XXX: is this needed any more, or is this a NOOP?
*/
if (mask & BRW_WRITEMASK_Y) {
+#if 0
/* Y' = height - 1 - Y */
brw_ADD(p,
dst[1],
negate(retype(arg0[1], BRW_REGISTER_TYPE_W)),
brw_imm_d(c->key.drawable_height - 1));
+#else
+ brw_MOV(p,
+ dst[0],
+ retype(arg0[0], BRW_REGISTER_TYPE_W));
+#endif
}
}
/* For OPCODE_DDX and OPCODE_DDY, per channel of output we've got input
* looking like:
*
- * arg0: ss0.tl ss0.tr ss0.bl ss0.br ss1.tl ss1.tr ss1.bl ss1.br
+ * arg0: q0.tl q0.tr q0.bl q0.br q1.tl q1.tr q1.bl q1.br
*
* and we're trying to produce:
*
* DDX DDY
- * dst: (ss0.tr - ss0.tl) (ss0.tl - ss0.bl)
- * (ss0.tr - ss0.tl) (ss0.tr - ss0.br)
- * (ss0.br - ss0.bl) (ss0.tl - ss0.bl)
- * (ss0.br - ss0.bl) (ss0.tr - ss0.br)
- * (ss1.tr - ss1.tl) (ss1.tl - ss1.bl)
- * (ss1.tr - ss1.tl) (ss1.tr - ss1.br)
- * (ss1.br - ss1.bl) (ss1.tl - ss1.bl)
- * (ss1.br - ss1.bl) (ss1.tr - ss1.br)
+ * dst: (q0.tr - q0.tl) (q0.tl - q0.bl)
+ * (q0.tr - q0.tl) (q0.tr - q0.br)
+ * (q0.br - q0.bl) (q0.tl - q0.bl)
+ * (q0.br - q0.bl) (q0.tr - q0.br)
+ * (q1.tr - q1.tl) (q1.tl - q1.bl)
+ * (q1.tr - q1.tl) (q1.tr - q1.br)
+ * (q1.br - q1.bl) (q1.tl - q1.bl)
+ * (q1.br - q1.bl) (q1.tr - q1.br)
*
- * and add another set of two more subspans if in 16-pixel dispatch mode.
+ * and add two more quads if in 16-pixel dispatch mode.
*
* For DDX, it ends up being easy: width = 2, horiz=0 gets us the same result
* for each pair, and vertstride = 2 jumps us 2 elements after processing a
* pair. But for DDY, it's harder, as we want to produce the pairs swizzled
* between each other. We could probably do it like ddx and swizzle the right
* order later, but bail for now and just produce
- * ((ss0.tl - ss0.bl)x4 (ss1.tl - ss1.bl)x4)
+ * ((q0.tl - q0.bl)x4 (q1.tl - q1.bl)x4)
*/
void emit_ddxy(struct brw_compile *p,
const struct brw_reg *dst,
const struct brw_reg *arg0,
const struct brw_reg *arg1 )
{
- int dst_chan = _mesa_ffs(mask & BRW_WRITEMASK_XYZW) - 1;
+ int dst_chan = ffs(mask & BRW_WRITEMASK_XYZW) - 1;
if (!(mask & BRW_WRITEMASK_XYZW))
return; /* Do not emit dead code */
- assert(is_power_of_two(mask & BRW_WRITEMASK_XYZW));
+ assert(util_is_power_of_two(mask & BRW_WRITEMASK_XYZW));
brw_MUL(p, brw_null_reg(), arg0[0], arg1[0]);
brw_MAC(p, brw_null_reg(), arg0[1], arg1[1]);
const struct brw_reg *arg0,
const struct brw_reg *arg1 )
{
- int dst_chan = _mesa_ffs(mask & BRW_WRITEMASK_XYZW) - 1;
+ int dst_chan = ffs(mask & BRW_WRITEMASK_XYZW) - 1;
if (!(mask & BRW_WRITEMASK_XYZW))
return; /* Do not emit dead code */
- assert(is_power_of_two(mask & BRW_WRITEMASK_XYZW));
+ assert(util_is_power_of_two(mask & BRW_WRITEMASK_XYZW));
brw_MUL(p, brw_null_reg(), arg0[0], arg1[0]);
brw_MAC(p, brw_null_reg(), arg0[1], arg1[1]);
const struct brw_reg *arg0,
const struct brw_reg *arg1 )
{
- const int dst_chan = _mesa_ffs(mask & BRW_WRITEMASK_XYZW) - 1;
+ const int dst_chan = ffs(mask & BRW_WRITEMASK_XYZW) - 1;
if (!(mask & BRW_WRITEMASK_XYZW))
return; /* Do not emit dead code */
- assert(is_power_of_two(mask & BRW_WRITEMASK_XYZW));
+ assert(util_is_power_of_two(mask & BRW_WRITEMASK_XYZW));
brw_MUL(p, brw_null_reg(), arg0[0], arg1[0]);
brw_MAC(p, brw_null_reg(), arg0[1], arg1[1]);
GLuint mask,
const struct brw_reg *arg0 )
{
- int dst_chan = _mesa_ffs(mask & BRW_WRITEMASK_XYZW) - 1;
+ int dst_chan = ffs(mask & BRW_WRITEMASK_XYZW) - 1;
if (!(mask & BRW_WRITEMASK_XYZW))
return; /* Do not emit dead code */
- assert(is_power_of_two(mask & BRW_WRITEMASK_XYZW));
+ assert(util_is_power_of_two(mask & BRW_WRITEMASK_XYZW));
brw_MOV(p, brw_message_reg(2), arg0[0]);
const struct brw_reg *arg0,
const struct brw_reg *arg1)
{
- int dst_chan = _mesa_ffs(mask & BRW_WRITEMASK_XYZW) - 1;
+ int dst_chan = ffs(mask & BRW_WRITEMASK_XYZW) - 1;
if (!(mask & BRW_WRITEMASK_XYZW))
return; /* Do not emit dead code */
- assert(is_power_of_two(mask & BRW_WRITEMASK_XYZW));
+ assert(util_is_power_of_two(mask & BRW_WRITEMASK_XYZW));
brw_push_insn_state(p);
GLuint i, nr;
GLuint emit;
GLuint msg_type;
+ GLboolean shadow = FALSE;
/* How many input regs are there?
*/
- switch (inst->tex_idx) {
- case TEXTURE_1D_INDEX:
+ switch (inst->tex_target) {
+ case TGSI_TEXTURE_1D:
emit = BRW_WRITEMASK_X;
nr = 1;
break;
- case TEXTURE_2D_INDEX:
- case TEXTURE_RECT_INDEX:
+ case TGSI_TEXTURE_SHADOW1D:
+ emit = BRW_WRITEMASK_XW;
+ nr = 4;
+ shadow = TRUE;
+ break;
+ case TGSI_TEXTURE_2D:
emit = BRW_WRITEMASK_XY;
nr = 2;
break;
- case TEXTURE_3D_INDEX:
- case TEXTURE_CUBE_INDEX:
+ case TGSI_TEXTURE_SHADOW2D:
+ case TGSI_TEXTURE_SHADOWRECT:
+ emit = BRW_WRITEMASK_XYW;
+ nr = 4;
+ shadow = TRUE;
+ break;
+ case TGSI_TEXTURE_3D:
+ case TGSI_TEXTURE_CUBE:
emit = BRW_WRITEMASK_XYZ;
nr = 3;
break;
abort();
}
- if (inst->tex_shadow) {
- nr = 4;
- emit |= BRW_WRITEMASK_W;
- }
-
msgLength = 1;
for (i = 0; i < nr; i++) {
responseLength = 8; /* always */
if (BRW_IS_IGDNG(p->brw)) {
- if (inst->tex_shadow)
+ if (shadow)
msg_type = BRW_SAMPLER_MESSAGE_SIMD16_SAMPLE_COMPARE_IGDNG;
else
msg_type = BRW_SAMPLER_MESSAGE_SIMD16_SAMPLE_IGDNG;
} else {
- if (inst->tex_shadow)
+ if (shadow)
msg_type = BRW_SAMPLER_MESSAGE_SIMD16_SAMPLE_COMPARE;
else
msg_type = BRW_SAMPLER_MESSAGE_SIMD16_SAMPLE;
GLuint msg_type;
/* Shadow ignored for txb.
*/
- switch (inst->tex_idx) {
- case TEXTURE_1D_INDEX:
+ switch (inst->tex_target) {
+ case TGSI_TEXTURE_1D:
+ case TGSI_TEXTURE_SHADOW1D:
brw_MOV(p, brw_message_reg(2), arg[0]);
brw_MOV(p, brw_message_reg(4), brw_imm_f(0));
brw_MOV(p, brw_message_reg(6), brw_imm_f(0));
break;
- case TEXTURE_2D_INDEX:
- case TEXTURE_RECT_INDEX:
+ case TGSI_TEXTURE_2D:
+ case TGSI_TEXTURE_RECT:
+ case TGSI_TEXTURE_SHADOW2D:
+ case TGSI_TEXTURE_SHADOWRECT:
brw_MOV(p, brw_message_reg(2), arg[0]);
brw_MOV(p, brw_message_reg(4), arg[1]);
brw_MOV(p, brw_message_reg(6), brw_imm_f(0));
break;
- case TEXTURE_3D_INDEX:
- case TEXTURE_CUBE_INDEX:
+ case TGSI_TEXTURE_3D:
+ case TGSI_TEXTURE_CUBE:
brw_MOV(p, brw_message_reg(2), arg[0]);
brw_MOV(p, brw_message_reg(4), arg[1]);
brw_MOV(p, brw_message_reg(6), arg[2]);
}
}
-/* KIL_NV kills the pixels that are currently executing, not based on a test
+/* KILLP kills the pixels that are currently executing, not based on a test
* of the arguments.
*/
-static void emit_kil_nv( struct brw_wm_compile *c )
+static void emit_killp( struct brw_wm_compile *c )
{
struct brw_compile *p = &c->func;
struct brw_reg r0uw = retype(brw_vec1_grf(0, 0), BRW_REGISTER_TYPE_UW);
*/
spill_values(c, c->payload.depth, 4);
spill_values(c, c->creg, c->nr_creg);
- spill_values(c, c->payload.input_interp, FRAG_ATTRIB_MAX);
+ spill_values(c, c->payload.input_interp, PIPE_MAX_SHADER_INPUTS);
for (insn = 0; insn < c->nr_insns; insn++) {
/* Straightforward arithmetic:
*/
- case OPCODE_ADD:
+ case TGSI_OPCODE_ADD:
emit_alu2(p, brw_ADD, dst, dst_flags, args[0], args[1]);
break;
- case OPCODE_FRC:
+ case TGSI_OPCODE_FRC:
emit_alu1(p, brw_FRC, dst, dst_flags, args[0]);
break;
- case OPCODE_FLR:
+ case TGSI_OPCODE_FLR:
emit_alu1(p, brw_RNDD, dst, dst_flags, args[0]);
break;
- case OPCODE_DDX:
+ case TGSI_OPCODE_DDX:
emit_ddxy(p, dst, dst_flags, GL_TRUE, args[0]);
break;
- case OPCODE_DDY:
+ case TGSI_OPCODE_DDY:
emit_ddxy(p, dst, dst_flags, GL_FALSE, args[0]);
break;
- case OPCODE_DP3:
+ case TGSI_OPCODE_DP3:
emit_dp3(p, dst, dst_flags, args[0], args[1]);
break;
- case OPCODE_DP4:
+ case TGSI_OPCODE_DP4:
emit_dp4(p, dst, dst_flags, args[0], args[1]);
break;
- case OPCODE_DPH:
+ case TGSI_OPCODE_DPH:
emit_dph(p, dst, dst_flags, args[0], args[1]);
break;
- case OPCODE_TRUNC:
+ case TGSI_OPCODE_TRUNC:
emit_trunc(p, dst, dst_flags, args[0]);
break;
- case OPCODE_LRP:
+ case TGSI_OPCODE_LRP:
emit_lrp(p, dst, dst_flags, args[0], args[1], args[2]);
break;
- case OPCODE_MAD:
+ case TGSI_OPCODE_MAD:
emit_mad(p, dst, dst_flags, args[0], args[1], args[2]);
break;
- case OPCODE_MOV:
+ case TGSI_OPCODE_MOV:
emit_alu1(p, brw_MOV, dst, dst_flags, args[0]);
break;
- case OPCODE_MUL:
+ case TGSI_OPCODE_MUL:
emit_alu2(p, brw_MUL, dst, dst_flags, args[0], args[1]);
break;
- case OPCODE_XPD:
+ case TGSI_OPCODE_XPD:
emit_xpd(p, dst, dst_flags, args[0], args[1]);
break;
/* Higher math functions:
*/
- case OPCODE_RCP:
+ case TGSI_OPCODE_RCP:
emit_math1(p, BRW_MATH_FUNCTION_INV, dst, dst_flags, args[0]);
break;
- case OPCODE_RSQ:
+ case TGSI_OPCODE_RSQ:
emit_math1(p, BRW_MATH_FUNCTION_RSQ, dst, dst_flags, args[0]);
break;
- case OPCODE_SIN:
+ case TGSI_OPCODE_SIN:
emit_math1(p, BRW_MATH_FUNCTION_SIN, dst, dst_flags, args[0]);
break;
- case OPCODE_COS:
+ case TGSI_OPCODE_COS:
emit_math1(p, BRW_MATH_FUNCTION_COS, dst, dst_flags, args[0]);
break;
- case OPCODE_EX2:
+ case TGSI_OPCODE_EX2:
emit_math1(p, BRW_MATH_FUNCTION_EXP, dst, dst_flags, args[0]);
break;
- case OPCODE_LG2:
+ case TGSI_OPCODE_LG2:
emit_math1(p, BRW_MATH_FUNCTION_LOG, dst, dst_flags, args[0]);
break;
- case OPCODE_SCS:
+ case TGSI_OPCODE_SCS:
/* There is an scs math function, but it would need some
* fixup for 16-element execution.
*/
emit_math1(p, BRW_MATH_FUNCTION_SIN, dst+1, (dst_flags&SATURATE)|BRW_WRITEMASK_X, args[0]);
break;
- case OPCODE_POW:
+ case TGSI_OPCODE_POW:
emit_math2(p, BRW_MATH_FUNCTION_POW, dst, dst_flags, args[0], args[1]);
break;
/* Comparisons:
*/
- case OPCODE_CMP:
+ case TGSI_OPCODE_CMP:
emit_cmp(p, dst, dst_flags, args[0], args[1], args[2]);
break;
- case OPCODE_MAX:
+ case TGSI_OPCODE_MAX:
emit_max(p, dst, dst_flags, args[0], args[1]);
break;
- case OPCODE_MIN:
+ case TGSI_OPCODE_MIN:
emit_min(p, dst, dst_flags, args[0], args[1]);
break;
- case OPCODE_SLT:
+ case TGSI_OPCODE_SLT:
emit_slt(p, dst, dst_flags, args[0], args[1]);
break;
- case OPCODE_SLE:
+ case TGSI_OPCODE_SLE:
emit_sle(p, dst, dst_flags, args[0], args[1]);
break;
- case OPCODE_SGT:
+ case TGSI_OPCODE_SGT:
emit_sgt(p, dst, dst_flags, args[0], args[1]);
break;
- case OPCODE_SGE:
+ case TGSI_OPCODE_SGE:
emit_sge(p, dst, dst_flags, args[0], args[1]);
break;
- case OPCODE_SEQ:
+ case TGSI_OPCODE_SEQ:
emit_seq(p, dst, dst_flags, args[0], args[1]);
break;
- case OPCODE_SNE:
+ case TGSI_OPCODE_SNE:
emit_sne(p, dst, dst_flags, args[0], args[1]);
break;
- case OPCODE_LIT:
+ case TGSI_OPCODE_LIT:
emit_lit(p, dst, dst_flags, args[0]);
break;
/* Texturing operations:
*/
- case OPCODE_TEX:
+ case TGSI_OPCODE_TEX:
emit_tex(c, inst, dst, dst_flags, args[0]);
break;
- case OPCODE_TXB:
+ case TGSI_OPCODE_TXB:
emit_txb(c, inst, dst, dst_flags, args[0]);
break;
- case OPCODE_KIL:
+ case TGSI_OPCODE_KIL:
emit_kil(c, args[0]);
break;
- case OPCODE_KIL_NV:
- emit_kil_nv(c);
+ case TGSI_OPCODE_KILP:
+ emit_killp(c);
break;
default:
debug_printf("Unsupported opcode %i (%s) in fragment shader\n",
- inst->opcode, inst->opcode < MAX_OPCODE ?
- _mesa_opcode_string(inst->opcode) :
- "unknown");
+ inst->opcode,
+ tgsi_get_opcode_info(inst->opcode)->mnemonic);
}
for (i = 0; i < 4; i++)
*/
-#include "pipe/p_shader_constants.h"
+#include "pipe/p_shader_tokens.h"
-#include "brw_context.h"
#include "brw_wm.h"
#include "brw_util.h"
#define W 3
-static const char *wm_opcode_strings[] = {
+static const char *wm_opcode_strings[] = {
"PIXELXY",
"DELTAXY",
"PIXELW",
-/***********************************************************************
- * Source regs
- */
-
-static struct prog_src_register src_reg(GLuint file, GLuint idx)
-{
- struct prog_src_register reg;
- reg.File = file;
- reg.Index = idx;
- reg.Swizzle = SWIZZLE_NOOP;
- reg.RelAddr = 0;
- reg.Negate = NEGATE_NONE;
- reg.Abs = 0;
- return reg;
-}
-
-static struct prog_src_register src_reg_from_dst(struct prog_dst_register dst)
-{
- return src_reg(dst.File, dst.Index);
-}
-
-static struct prog_src_register src_undef( void )
-{
- return src_reg(PROGRAM_UNDEFINED, 0);
-}
-
-static GLboolean src_is_undef(struct prog_src_register src)
-{
- return src.File == PROGRAM_UNDEFINED;
-}
-
-static struct prog_src_register src_swizzle( struct prog_src_register reg, int x, int y, int z, int w )
-{
- reg.Swizzle = MAKE_SWIZZLE4(x,y,z,w);
- return reg;
-}
-
-static struct prog_src_register src_swizzle1( struct prog_src_register reg, int x )
-{
- return src_swizzle(reg, x, x, x, x);
-}
-
-static struct prog_src_register src_swizzle4( struct prog_src_register reg, uint swizzle )
-{
- reg.Swizzle = swizzle;
- return reg;
-}
-
-
-/***********************************************************************
- * Dest regs
- */
-
-static struct prog_dst_register dst_reg(GLuint file, GLuint idx)
-{
- struct prog_dst_register reg;
- reg.File = file;
- reg.Index = idx;
- reg.WriteMask = BRW_WRITEMASK_XYZW;
- reg.RelAddr = 0;
- reg.CondMask = COND_TR;
- reg.CondSwizzle = 0;
- reg.CondSrc = 0;
- reg.pad = 0;
- return reg;
-}
-
-static struct prog_dst_register dst_mask( struct prog_dst_register reg, int mask )
-{
- reg.WriteMask &= mask;
- return reg;
-}
-
-static struct prog_dst_register dst_undef( void )
-{
- return dst_reg(PROGRAM_UNDEFINED, 0);
-}
-
-
-
-static struct prog_dst_register get_temp( struct brw_wm_compile *c )
-{
- int bit = _mesa_ffs( ~c->fp_temp );
-
- if (!bit) {
- debug_printf("%s: out of temporaries\n", __FILE__);
- exit(1);
- }
-
- c->fp_temp |= 1<<(bit-1);
- return dst_reg(PROGRAM_TEMPORARY, c->first_internal_temp+(bit-1));
-}
-
-
-static void release_temp( struct brw_wm_compile *c, struct prog_dst_register temp )
-{
- c->fp_temp &= ~(1 << (temp.Index - c->first_internal_temp));
-}
-
-
-/***********************************************************************
- * Instructions
- */
-
-static struct prog_instruction *get_fp_inst(struct brw_wm_compile *c)
-{
- return &c->prog_instructions[c->nr_fp_insns++];
-}
-
-static struct prog_instruction *emit_insn(struct brw_wm_compile *c,
- const struct prog_instruction *inst0)
-{
- struct prog_instruction *inst = get_fp_inst(c);
- *inst = *inst0;
- return inst;
-}
-
-static struct prog_instruction * emit_op(struct brw_wm_compile *c,
- GLuint op,
- struct prog_dst_register dest,
- GLuint saturate,
- struct prog_src_register src0,
- struct prog_src_register src1,
- struct prog_src_register src2 )
-{
- struct prog_instruction *inst = get_fp_inst(c);
-
- memset(inst, 0, sizeof(*inst));
-
- inst->Opcode = op;
- inst->DstReg = dest;
- inst->SaturateMode = saturate;
- inst->SrcReg[0] = src0;
- inst->SrcReg[1] = src1;
- inst->SrcReg[2] = src2;
- return inst;
-}
/* Many opcodes produce the same value across all the result channels.
* anyway. We can easily get both by emitting the opcode to one channel, and
* then MOVing it to the others, which brw_wm_pass*.c already understands.
*/
-static struct prog_instruction *emit_scalar_insn(struct brw_wm_compile *c,
- const struct prog_instruction *inst0)
-{
- struct prog_instruction *inst;
- unsigned int dst_chan;
- unsigned int other_channel_mask;
-
- if (inst0->DstReg.WriteMask == 0)
- return NULL;
-
- dst_chan = _mesa_ffs(inst0->DstReg.WriteMask) - 1;
- inst = get_fp_inst(c);
- *inst = *inst0;
- inst->DstReg.WriteMask = 1 << dst_chan;
-
- other_channel_mask = inst0->DstReg.WriteMask & ~(1 << dst_chan);
- if (other_channel_mask != 0) {
- inst = emit_op(c,
- TGSI_OPCODE_MOV,
- dst_mask(inst0->DstReg, other_channel_mask),
- 0,
- src_swizzle1(src_reg_from_dst(inst0->DstReg), dst_chan),
- src_undef(),
- src_undef());
+static void emit_scalar_insn(struct brw_wm_compile *c,
+ unsigned opcode,
+ struct brw_dst dst,
+ struct brw_src src0,
+ struct brw_src src1,
+ struct brw_src src2 )
+{
+ unsigned first_chan = ffs(dst.writemask) - 1;
+ unsigned first_mask = 1 << first_chan;
+
+ if (dst.writemask == 0)
+ return;
+
+ emit_op( c, opcode,
+ brw_writemask(dst, first_mask),
+ src0, src1, src2 );
+
+ if (dst.writemask != first_mask) {
+ emit_op1(c, TGSI_OPCODE_MOV,
+ brw_writemask(dst, ~first_mask),
+ src_swizzle1(brw_src(dst), first_chan));
}
- return inst;
}
* Special instructions for interpolation and other tasks
*/
-static struct prog_src_register get_pixel_xy( struct brw_wm_compile *c )
+static struct ureg_src get_pixel_xy( struct brw_wm_compile *c )
{
if (src_is_undef(c->pixel_xy)) {
- struct prog_dst_register pixel_xy = get_temp(c);
- struct prog_src_register payload_r0_depth = src_reg(PROGRAM_PAYLOAD, PAYLOAD_DEPTH);
+ struct ureg_dst pixel_xy = get_temp(c);
+ struct ureg_src payload_r0_depth = src_reg(TGSI_FILE_PAYLOAD, PAYLOAD_DEPTH);
/* Emit the out calculations, and hold onto the results. Use
emit_op(c,
WM_PIXELXY,
dst_mask(pixel_xy, BRW_WRITEMASK_XY),
- 0,
payload_r0_depth,
src_undef(),
src_undef());
return c->pixel_xy;
}
-static struct prog_src_register get_delta_xy( struct brw_wm_compile *c )
+static struct ureg_src get_delta_xy( struct brw_wm_compile *c )
{
if (src_is_undef(c->delta_xy)) {
- struct prog_dst_register delta_xy = get_temp(c);
- struct prog_src_register pixel_xy = get_pixel_xy(c);
- struct prog_src_register payload_r0_depth = src_reg(PROGRAM_PAYLOAD, PAYLOAD_DEPTH);
+ struct ureg_dst delta_xy = get_temp(c);
+ struct ureg_src pixel_xy = get_pixel_xy(c);
+ struct ureg_src payload_r0_depth = src_reg(TGSI_FILE_PAYLOAD, PAYLOAD_DEPTH);
/* deltas.xy = DELTAXY pixel_xy, payload[0]
*/
emit_op(c,
WM_DELTAXY,
dst_mask(delta_xy, BRW_WRITEMASK_XY),
- 0,
pixel_xy,
payload_r0_depth,
src_undef());
return c->delta_xy;
}
-static struct prog_src_register get_pixel_w( struct brw_wm_compile *c )
+static struct ureg_src get_pixel_w( struct brw_wm_compile *c )
{
if (src_is_undef(c->pixel_w)) {
- struct prog_dst_register pixel_w = get_temp(c);
- struct prog_src_register deltas = get_delta_xy(c);
- struct prog_src_register interp_wpos = src_reg(PROGRAM_PAYLOAD, FRAG_ATTRIB_WPOS);
+ struct ureg_dst pixel_w = get_temp(c);
+ struct ureg_src deltas = get_delta_xy(c);
+ struct ureg_src interp_wpos = src_reg(TGSI_FILE_PAYLOAD, FRAG_ATTRIB_WPOS);
/* deltas.xyw = DELTAS2 deltas.xy, payload.interp_wpos.x
*/
emit_op(c,
WM_PIXELW,
dst_mask(pixel_w, BRW_WRITEMASK_W),
- 0,
interp_wpos,
deltas,
src_undef());
GLuint semantic_index,
GLuint interp_mode )
{
- struct prog_dst_register dst = dst_reg(PROGRAM_INPUT, idx);
- struct prog_src_register interp = src_reg(PROGRAM_PAYLOAD, idx);
- struct prog_src_register deltas = get_delta_xy(c);
+ struct ureg_dst dst = dst_reg(TGSI_FILE_INPUT, idx);
+ struct ureg_src interp = src_reg(TGSI_FILE_PAYLOAD, idx);
+ struct ureg_src deltas = get_delta_xy(c);
/* Need to use PINTERP on attributes which have been
* multiplied by 1/W in the SF program, and LINTERP on those
case FRAG_ATTRIB_WPOS:
/* Have to treat wpos.xy specially:
*/
- emit_op(c,
+ emit_op1(c,
WM_WPOSXY,
dst_mask(dst, BRW_WRITEMASK_XY),
- 0,
- get_pixel_xy(c),
- src_undef(),
- src_undef());
+ get_pixel_xy(c));
- dst = dst_mask(dst, BRW_WRITEMASK_ZW);
-
- /* PROGRAM_INPUT.attr.xyzw = INTERP payload.interp[attr].x, deltas.xyw
+ /* TGSI_FILE_INPUT.attr.xyzw = INTERP payload.interp[attr].x, deltas.xyw
*/
- emit_op(c,
- WM_LINTERP,
- dst,
- 0,
- interp,
- deltas,
- src_undef());
+ emit_op2(c,
+ WM_LINTERP,
+ dst_mask(dst, BRW_WRITEMASK_ZW),
+ interp,
+ deltas);
break;
case TGSI_SEMANTIC_COLOR:
if (c->key.flat_shade) {
- emit_op(c,
+ emit_op1(c,
WM_CINTERP,
dst,
- 0,
- interp,
- src_undef(),
- src_undef());
+ interp);
+ }
+ else if (interp_mode == TGSI_INTERPOLATE_LINEAR) {
+ emit_op2(c,
+ WM_LINTERP,
+ dst,
+ interp,
+ deltas);
}
else {
- emit_op(c,
- translate_interp_mode(interp_mode),
- dst,
- 0,
- interp,
- deltas,
- src_undef());
+ emit_op3(c,
+ WM_PINTERP,
+ dst,
+ interp,
+ deltas,
+ get_pixel_w(c));
}
+
break;
case FRAG_ATTRIB_FOGC:
/* Interpolate the fog coordinate */
- emit_op(c,
+ emit_op3(c,
WM_PINTERP,
dst_mask(dst, BRW_WRITEMASK_X),
- 0,
interp,
deltas,
get_pixel_w(c));
- emit_op(c,
+ emit_op1(c,
TGSI_OPCODE_MOV,
- dst_mask(dst, BRW_WRITEMASK_YZW),
- 0,
- src_swizzle(interp,
- SWIZZLE_ZERO,
- SWIZZLE_ZERO,
- SWIZZLE_ZERO,
- SWIZZLE_ONE),
- src_undef(),
- src_undef());
+ dst_mask(dst, BRW_WRITEMASK_YZ),
+ brw_imm1f(0.0));
+
+ emit_op1(c,
+ TGSI_OPCODE_MOV,
+ dst_mask(dst, BRW_WRITEMASK_W),
+ brw_imm1f(1.0));
break;
case FRAG_ATTRIB_FACE:
/* XXX review/test this case */
- emit_op(c,
- WM_FRONTFACING,
- dst_mask(dst, BRW_WRITEMASK_X),
- 0,
- src_undef(),
- src_undef(),
- src_undef());
+ emit_op0(c,
+ WM_FRONTFACING,
+ dst_mask(dst, BRW_WRITEMASK_X));
+
+ emit_op1(c,
+ TGSI_OPCODE_MOV,
+ dst_mask(dst, BRW_WRITEMASK_YZ),
+ brw_imm1f(0.0));
+
+ emit_op1(c,
+ TGSI_OPCODE_MOV,
+ dst_mask(dst, BRW_WRITEMASK_W),
+ brw_imm1f(1.0));
break;
case FRAG_ATTRIB_PNTC:
/* XXX review/test this case */
- emit_op(c,
- WM_PINTERP,
- dst_mask(dst, BRW_WRITEMASK_XY),
- 0,
- interp,
- deltas,
- get_pixel_w(c));
-
- emit_op(c,
+ emit_op3(c,
+ WM_PINTERP,
+ dst_mask(dst, BRW_WRITEMASK_XY),
+ interp,
+ deltas,
+ get_pixel_w(c));
+
+ emit_op1(c,
TGSI_OPCODE_MOV,
- dst_mask(dst, BRW_WRITEMASK_ZW),
- 0,
- src_swizzle(interp,
- SWIZZLE_ZERO,
- SWIZZLE_ZERO,
- SWIZZLE_ZERO,
- SWIZZLE_ONE),
- src_undef(),
- src_undef());
- break;
+ dst_mask(dst, BRW_WRITEMASK_Z),
+ brw_imm1f(c->pass_fp, 0.0f));
- default:
- emit_op(c,
- translate_interp_mode(interp_mode),
- dst,
- 0,
- interp,
- deltas,
- get_pixel_w(c));
+ emit_op1(c,
+ TGSI_OPCODE_MOV,
+ dst_mask(dst, BRW_WRITEMASK_W),
+ brw_imm1f(c->pass_fp, 1.0f));
break;
- }
-}
-
-/***********************************************************************
- * Hacks to extend the program parameter and constant lists.
- */
-
-/* Add the fog parameters to the parameter list of the original
- * program, rather than creating a new list. Doesn't really do any
- * harm and it's not as if the parameter handling isn't a big hack
- * anyway.
- */
-static struct prog_src_register search_or_add_param5(struct brw_wm_compile *c,
- GLint s0,
- GLint s1,
- GLint s2,
- GLint s3,
- GLint s4)
-{
- struct gl_program_parameter_list *paramList = c->fp->program.Base.Parameters;
- gl_state_index tokens[STATE_LENGTH];
- GLuint idx;
- tokens[0] = s0;
- tokens[1] = s1;
- tokens[2] = s2;
- tokens[3] = s3;
- tokens[4] = s4;
-
- for (idx = 0; idx < paramList->NumParameters; idx++) {
- if (paramList->Parameters[idx].Type == PROGRAM_STATE_VAR &&
- memcmp(paramList->Parameters[idx].StateIndexes, tokens, sizeof(tokens)) == 0)
- return src_reg(PROGRAM_STATE_VAR, idx);
- }
-
- idx = _mesa_add_state_reference( paramList, tokens );
-
- return src_reg(PROGRAM_STATE_VAR, idx);
-}
+ default:
+ switch (interp_mode) {
+ case TGSI_INTERPOLATE_CONSTANT:
+ emit_op1(c,
+ WM_CINTERP,
+ dst,
+ interp);
+ break;
-static struct prog_src_register search_or_add_const4f( struct brw_wm_compile *c,
- GLfloat s0,
- GLfloat s1,
- GLfloat s2,
- GLfloat s3)
-{
- struct gl_program_parameter_list *paramList = c->fp->program.Base.Parameters;
- GLfloat values[4];
- GLuint idx;
- GLuint swizzle;
-
- values[0] = s0;
- values[1] = s1;
- values[2] = s2;
- values[3] = s3;
-
- /* Have to search, otherwise multiple compilations will each grow
- * the parameter list.
- */
- for (idx = 0; idx < paramList->NumParameters; idx++) {
- if (paramList->Parameters[idx].Type == PROGRAM_CONSTANT &&
- memcmp(paramList->ParameterValues[idx], values, sizeof(values)) == 0)
+ case TGSI_INTERPOLATE_LINEAR:
+ emit_op2(c,
+ WM_LINTERP,
+ dst,
+ interp,
+ deltas);
+ break;
- /* XXX: this mimics the mesa bug which puts all constants and
- * parameters into the "PROGRAM_STATE_VAR" category:
- */
- return src_reg(PROGRAM_STATE_VAR, idx);
+ case TGSI_INTERPOLATE_PERSPECTIVE:
+ emit_op3(c,
+ WM_PINTERP,
+ dst,
+ interp,
+ deltas,
+ get_pixel_w(c));
+ break;
+ }
+ break;
}
-
- idx = _mesa_add_unnamed_constant( paramList, values, 4, &swizzle );
- assert(swizzle == SWIZZLE_NOOP); /* Need to handle swizzle in reg setup */
- return src_reg(PROGRAM_STATE_VAR, idx);
}
-
/***********************************************************************
* Expand various instructions here to simpler forms.
*/
static void precalc_dst( struct brw_wm_compile *c,
- const struct prog_instruction *inst )
+ struct brw_dst dst,
+ struct brw_src src0,
+ struct brw_src src1 )
{
- struct prog_src_register src0 = inst->SrcReg[0];
- struct prog_src_register src1 = inst->SrcReg[1];
- struct prog_dst_register dst = inst->DstReg;
-
if (dst.WriteMask & BRW_WRITEMASK_Y) {
/* dst.y = mul src0.y, src1.y
*/
- emit_op(c,
- TGSI_OPCODE_MUL,
- dst_mask(dst, BRW_WRITEMASK_Y),
- inst->SaturateMode,
- src0,
- src1,
- src_undef());
+ emit_op2(c,
+ TGSI_OPCODE_MUL,
+ dst_mask(dst, BRW_WRITEMASK_Y),
+ src0,
+ src1);
}
if (dst.WriteMask & BRW_WRITEMASK_XZ) {
struct prog_instruction *swz;
GLuint z = GET_SWZ(src0.Swizzle, Z);
- /* dst.xz = swz src0.1zzz
+ /* dst.z = mov src0.zzzz
+ */
+ emit_op1(c,
+ TGSI_OPCODE_MOV,
+ dst_mask(dst, BRW_WRITEMASK_Z),
+ src_swizzle1(src0, Z));
+
+ /* dst.x = immf(1.0)
*/
- swz = emit_op(c,
- TGSI_OPCODE_MOV,
- dst_mask(dst, BRW_WRITEMASK_XZ),
- inst->SaturateMode,
- src_swizzle(src0, SWIZZLE_ONE, z, z, z),
- src_undef(),
- src_undef());
- /* Avoid letting negation flag of src0 affect our 1 constant. */
- swz->SrcReg[0].Negate &= ~NEGATE_X;
+ emit_op1(c,
+ TGSI_OPCODE_MOV,
+ brw_saturate(dst_mask(dst, BRW_WRITEMASK_X), 0),
+ src_immf(c, 1.0));
}
if (dst.WriteMask & BRW_WRITEMASK_W) {
/* dst.w = mov src1.w
*/
- emit_op(c,
- TGSI_OPCODE_MOV,
- dst_mask(dst, BRW_WRITEMASK_W),
- inst->SaturateMode,
- src1,
- src_undef(),
- src_undef());
+ emit_op1(c,
+ TGSI_OPCODE_MOV,
+ dst_mask(dst, BRW_WRITEMASK_W),
+ src1);
}
}
static void precalc_lit( struct brw_wm_compile *c,
- const struct prog_instruction *inst )
+ struct ureg_dst dst,
+ struct ureg_src src0 )
{
- struct prog_src_register src0 = inst->SrcReg[0];
- struct prog_dst_register dst = inst->DstReg;
-
if (dst.WriteMask & BRW_WRITEMASK_XW) {
- struct prog_instruction *swz;
-
- /* dst.xw = swz src0.1111
+ /* dst.xw = imm(1.0f)
*/
- swz = emit_op(c,
- TGSI_OPCODE_MOV,
- dst_mask(dst, BRW_WRITEMASK_XW),
- 0,
- src_swizzle1(src0, SWIZZLE_ONE),
- src_undef(),
- src_undef());
- /* Avoid letting the negation flag of src0 affect our 1 constant. */
- swz->SrcReg[0].Negate = NEGATE_NONE;
+ emit_op1(c,
+ TGSI_OPCODE_MOV,
+ brw_saturate(brw_writemask(dst, BRW_WRITEMASK_XW), 0),
+ brw_imm1f(1.0f));
}
if (dst.WriteMask & BRW_WRITEMASK_YZ) {
- emit_op(c,
- TGSI_OPCODE_LIT,
- dst_mask(dst, BRW_WRITEMASK_YZ),
- inst->SaturateMode,
- src0,
- src_undef(),
- src_undef());
+ emit_op1(c,
+ TGSI_OPCODE_LIT,
+ brw_writemask(dst, BRW_WRITEMASK_YZ),
+ src0);
}
}
* instruction itself.
*/
static void precalc_tex( struct brw_wm_compile *c,
- const struct prog_instruction *inst )
+ struct brw_dst dst,
+ unsigned unit,
+ struct brw_src src0 )
{
- struct prog_src_register coord;
- struct prog_dst_register tmpcoord;
- const GLuint unit = c->fp->program.Base.SamplerUnits[inst->TexSrcUnit];
+ struct ureg_src coord = src_undef();
+ struct ureg_dst tmp = dst_undef();
assert(unit < BRW_MAX_TEX_UNIT);
+ /* Cubemap: find longest component of coord vector and normalize
+ * it.
+ */
if (inst->TexSrcTarget == TEXTURE_CUBE_INDEX) {
- struct prog_instruction *out;
- struct prog_dst_register tmp0 = get_temp(c);
- struct prog_src_register tmp0src = src_reg_from_dst(tmp0);
- struct prog_dst_register tmp1 = get_temp(c);
- struct prog_src_register tmp1src = src_reg_from_dst(tmp1);
- struct prog_src_register src0 = inst->SrcReg[0];
-
- /* find longest component of coord vector and normalize it */
- tmpcoord = get_temp(c);
- coord = src_reg_from_dst(tmpcoord);
-
- /* tmpcoord = src0 (i.e.: coord = src0) */
- out = emit_op(c, TGSI_OPCODE_MOV,
- tmpcoord,
- 0,
- src0,
- src_undef(),
- src_undef());
- out->SrcReg[0].Negate = NEGATE_NONE;
- out->SrcReg[0].Abs = 1;
-
- /* tmp0 = MAX(coord.X, coord.Y) */
- emit_op(c, TGSI_OPCODE_MAX,
- tmp0,
- 0,
- src_swizzle1(coord, X),
- src_swizzle1(coord, Y),
- src_undef());
-
- /* tmp1 = MAX(tmp0, coord.Z) */
- emit_op(c, TGSI_OPCODE_MAX,
- tmp1,
- 0,
- tmp0src,
- src_swizzle1(coord, Z),
- src_undef());
-
- /* tmp0 = 1 / tmp1 */
- emit_op(c, TGSI_OPCODE_RCP,
- dst_mask(tmp0, BRW_WRITEMASK_X),
- 0,
- tmp1src,
- src_undef(),
- src_undef());
-
- /* tmpCoord = src0 * tmp0 */
- emit_op(c, TGSI_OPCODE_MUL,
- tmpcoord,
- 0,
- src0,
- src_swizzle1(tmp0src, SWIZZLE_X),
- src_undef());
-
- release_temp(c, tmp0);
- release_temp(c, tmp1);
+ struct ureg_src tmpsrc;
+
+ tmp = get_temp(c);
+ tmpsrc = brw_src(tmpcoord)
+
+ /* tmp = abs(src0) */
+ emit_op1(c,
+ TGSI_OPCODE_MOV,
+ tmp,
+ brw_abs(src0));
+
+ /* tmp.X = MAX(tmp.X, tmp.Y) */
+ emit_op2(c, TGSI_OPCODE_MAX,
+ brw_writemask(tmp, BRW_WRITEMASK_X),
+ src_swizzle1(tmpsrc, X),
+ src_swizzle1(tmpsrc, Y));
+
+ /* tmp.X = MAX(tmp.X, tmp.Z) */
+ emit_op2(c, TGSI_OPCODE_MAX,
+ brw_writemask(tmp, BRW_WRITEMASK_X),
+ tmpsrc,
+ src_swizzle1(tmpsrc, Z));
+
+ /* tmp.X = 1 / tmp.X */
+ emit_op1(c, TGSI_OPCODE_RCP,
+ dst_mask(tmp, BRW_WRITEMASK_X),
+ tmpsrc);
+
+ /* tmp = src0 * tmp.xxxx */
+ emit_op2(c, TGSI_OPCODE_MUL,
+ tmp,
+ src0,
+ src_swizzle1(tmpsrc, SWIZZLE_X));
+
+ coord = tmpsrc;
}
else if (inst->TexSrcTarget == TEXTURE_RECT_INDEX) {
- struct prog_src_register scale =
- search_or_add_param5( c,
- STATE_INTERNAL,
- STATE_TEXRECT_SCALE,
- unit,
- 0,0 );
-
- tmpcoord = get_temp(c);
-
- /* coord.xy = MUL inst->SrcReg[0], { 1/width, 1/height }
+ /* XXX: need a mechanism for internally generated constants.
*/
- emit_op(c,
- TGSI_OPCODE_MUL,
- tmpcoord,
- 0,
- inst->SrcReg[0],
- src_swizzle(scale,
- SWIZZLE_X,
- SWIZZLE_Y,
- SWIZZLE_ONE,
- SWIZZLE_ONE),
- src_undef());
-
- coord = src_reg_from_dst(tmpcoord);
+ coord = src0;
}
else {
- coord = inst->SrcReg[0];
+ coord = src0;
}
/* Need to emit YUV texture conversions by hand. Probably need to
if (c->key.yuvtex_mask & (1 << unit)) {
/* convert ycbcr to RGBA */
GLboolean swap_uv = c->key.yuvtex_swap_mask & (1<<unit);
-
- /*
- CONST C0 = { -.5, -.0625, -.5, 1.164 }
- CONST C1 = { 1.596, -0.813, 2.018, -.391 }
- UYV = TEX ...
- UYV.xyz = ADD UYV, C0
- UYV.y = MUL UYV.y, C0.w
- if (UV swaped)
- RGB.xyz = MAD UYV.zzx, C1, UYV.y
- else
- RGB.xyz = MAD UYV.xxz, C1, UYV.y
- RGB.y = MAD UYV.z, C1.w, RGB.y
- */
- struct prog_dst_register dst = inst->DstReg;
- struct prog_dst_register tmp = get_temp(c);
- struct prog_src_register tmpsrc = src_reg_from_dst(tmp);
- struct prog_src_register C0 = search_or_add_const4f( c, -.5, -.0625, -.5, 1.164 );
- struct prog_src_register C1 = search_or_add_const4f( c, 1.596, -0.813, 2.018, -.391 );
+ struct ureg_dst dst = inst->DstReg;
+ struct ureg_dst tmp = get_temp(c);
+ struct ureg_src tmpsrc = src_reg_from_dst(tmp);
+ struct ureg_src C0 = ureg_imm4f( c->ureg, -.5, -.0625, -.5, 1.164 );
+ struct ureg_src C1 = ureg_imm4f( c->ureg, 1.596, -0.813, 2.018, -.391 );
/* tmp = TEX ...
*/
emit_tex_op(c,
TGSI_OPCODE_TEX,
- tmp,
- inst->SaturateMode,
+ brw_saturate(tmp, dst.Saturate),
unit,
inst->TexSrcTarget,
- inst->TexShadow,
coord,
src_undef(),
src_undef());
/* tmp.xyz = ADD TMP, C0
*/
- emit_op(c,
- TGSI_OPCODE_ADD,
- dst_mask(tmp, BRW_WRITEMASK_XYZ),
- 0,
- tmpsrc,
- C0,
- src_undef());
+ emit_op2(c, TGSI_OPCODE_ADD,
+ dst_mask(tmp, BRW_WRITEMASK_XYZ),
+ tmpsrc,
+ C0);
/* YUV.y = MUL YUV.y, C0.w
*/
-
- emit_op(c,
- TGSI_OPCODE_MUL,
- dst_mask(tmp, BRW_WRITEMASK_Y),
- 0,
- tmpsrc,
- src_swizzle1(C0, W),
- src_undef());
+ emit_op2(c, TGSI_OPCODE_MUL,
+ dst_mask(tmp, BRW_WRITEMASK_Y),
+ tmpsrc,
+ src_swizzle1(C0, W));
/*
* if (UV swaped)
* RGB.xyz = MAD YUV.xxz, C1, YUV.y
*/
- emit_op(c,
- TGSI_OPCODE_MAD,
- dst_mask(dst, BRW_WRITEMASK_XYZ),
- 0,
- swap_uv?src_swizzle(tmpsrc, Z,Z,X,X):src_swizzle(tmpsrc, X,X,Z,Z),
- C1,
- src_swizzle1(tmpsrc, Y));
+ emit_op3(c, TGSI_OPCODE_MAD,
+ dst_mask(dst, BRW_WRITEMASK_XYZ),
+ ( swap_uv ?
+ src_swizzle(tmpsrc, Z,Z,X,X) :
+ src_swizzle(tmpsrc, X,X,Z,Z)),
+ C1,
+ src_swizzle1(tmpsrc, Y));
/* RGB.y = MAD YUV.z, C1.w, RGB.y
*/
- emit_op(c,
- TGSI_OPCODE_MAD,
- dst_mask(dst, BRW_WRITEMASK_Y),
- 0,
- src_swizzle1(tmpsrc, Z),
- src_swizzle1(C1, W),
- src_swizzle1(src_reg_from_dst(dst), Y));
+ emit_op3(c,
+ TGSI_OPCODE_MAD,
+ dst_mask(dst, BRW_WRITEMASK_Y),
+ src_swizzle1(tmpsrc, Z),
+ src_swizzle1(C1, W),
+ src_swizzle1(src_reg_from_dst(dst), Y));
release_temp(c, tmp);
}
emit_tex_op(c,
TGSI_OPCODE_TEX,
inst->DstReg,
- inst->SaturateMode,
unit,
inst->TexSrcTarget,
- inst->TexShadow,
coord,
src_undef(),
src_undef());
}
- /* For GL_EXT_texture_swizzle: */
- if (c->key.tex_swizzles[unit] != SWIZZLE_NOOP) {
- /* swizzle the result of the TEX instruction */
- struct prog_src_register tmpsrc = src_reg_from_dst(inst->DstReg);
- emit_op(c, TGSI_OPCODE_MOV,
- inst->DstReg,
- SATURATE_OFF, /* saturate already done above */
- src_swizzle4(tmpsrc, c->key.tex_swizzles[unit]),
- src_undef(),
- src_undef());
- }
+ /* XXX: add GL_EXT_texture_swizzle support to gallium -- by
+ * generating shader varients in mesa state tracker.
+ */
- if ((inst->TexSrcTarget == TEXTURE_RECT_INDEX) ||
- (inst->TexSrcTarget == TEXTURE_CUBE_INDEX))
+ /* Release this temp if we ended up allocating it:
+ */
+ if (!brw_dst_is_undef(tmpcoord))
release_temp(c, tmpcoord);
}
static GLboolean projtex( struct brw_wm_compile *c,
const struct prog_instruction *inst )
{
- const struct prog_src_register src = inst->SrcReg[0];
+ const struct ureg_src src = inst->SrcReg[0];
GLboolean retVal;
assert(inst->Opcode == TGSI_OPCODE_TXP);
*/
if (inst->TexSrcTarget == TEXTURE_CUBE_INDEX)
retVal = GL_FALSE; /* ut2004 gun rendering !?! */
- else if (src.File == PROGRAM_INPUT &&
+ else if (src.File == TGSI_FILE_INPUT &&
GET_SWZ(src.Swizzle, W) == W &&
(c->key.proj_attrib_mask & (1 << src.Index)) == 0)
retVal = GL_FALSE;
static void precalc_txp( struct brw_wm_compile *c,
const struct prog_instruction *inst )
{
- struct prog_src_register src0 = inst->SrcReg[0];
+ struct ureg_src src0 = inst->SrcReg[0];
if (projtex(c, inst)) {
- struct prog_dst_register tmp = get_temp(c);
+ struct ureg_dst tmp = get_temp(c);
struct prog_instruction tmp_inst;
/* tmp0.w = RCP inst.arg[0][3]
emit_op(c,
TGSI_OPCODE_RCP,
dst_mask(tmp, BRW_WRITEMASK_W),
- 0,
src_swizzle1(src0, GET_SWZ(src0.Swizzle, W)),
src_undef(),
src_undef());
emit_op(c,
TGSI_OPCODE_MUL,
dst_mask(tmp, BRW_WRITEMASK_XYZ),
- 0,
src0,
src_swizzle1(src_reg_from_dst(tmp), W),
src_undef());
static void emit_fb_write( struct brw_wm_compile *c )
{
- struct prog_src_register payload_r0_depth = src_reg(PROGRAM_PAYLOAD, PAYLOAD_DEPTH);
- struct prog_src_register outdepth = src_reg(PROGRAM_OUTPUT, FRAG_RESULT_DEPTH);
- struct prog_src_register outcolor;
+ struct ureg_src payload_r0_depth = src_reg(TGSI_FILE_PAYLOAD, PAYLOAD_DEPTH);
+ struct ureg_src outdepth = src_reg(TGSI_FILE_OUTPUT, FRAG_RESULT_DEPTH);
+ struct ureg_src outcolor;
+ struct prog_instruction *inst;
GLuint i;
- struct prog_instruction *inst, *last_inst;
- struct brw_context *brw = c->func.brw;
/* The inst->Aux field is used for FB write target and the EOT marker */
- if (brw->state.nr_color_regions > 1) {
- for (i = 0 ; i < brw->state.nr_color_regions; i++) {
- outcolor = src_reg(PROGRAM_OUTPUT, FRAG_RESULT_DATA0 + i);
- last_inst = inst = emit_op(c,
- WM_FB_WRITE, dst_mask(dst_undef(),0), 0,
- outcolor, payload_r0_depth, outdepth);
- inst->Aux = (i<<1);
- if (c->fp_fragcolor_emitted) {
- outcolor = src_reg(PROGRAM_OUTPUT, FRAG_RESULT_COLOR);
- last_inst = inst = emit_op(c, WM_FB_WRITE, dst_mask(dst_undef(),0),
- 0, outcolor, payload_r0_depth, outdepth);
- inst->Aux = (i<<1);
- }
- }
- last_inst->Aux |= 1; //eot
- }
- else {
- /* if gl_FragData[0] is written, use it, else use gl_FragColor */
- if (c->fp->program.Base.OutputsWritten & (1 << FRAG_RESULT_DATA0))
- outcolor = src_reg(PROGRAM_OUTPUT, FRAG_RESULT_DATA0);
- else
- outcolor = src_reg(PROGRAM_OUTPUT, FRAG_RESULT_COLOR);
-
- inst = emit_op(c, WM_FB_WRITE, dst_mask(dst_undef(),0),
- 0, outcolor, payload_r0_depth, outdepth);
- inst->Aux = 1|(0<<1);
+ for (i = 0 ; i < c->key.nr_cbufs; i++) {
+ outcolor = find_output_by_semantic(c, TGSI_SEMANTIC_COLOR, i);
+
+ inst = emit_op(c, WM_FB_WRITE,
+ dst_mask(dst_undef(), 0),
+ outcolor,
+ payload_r0_depth,
+ outdepth);
+
+ inst->Aux = (i<<1);
}
+
+ /* Set EOT flag on last inst:
+ */
+ inst->Aux |= 1; //eot
}
GLuint i;
for (i = 0; i < nr_args; i++) {
- if (inst->SrcReg[i].File == PROGRAM_INPUT) {
+ if (inst->SrcReg[i].File == TGSI_FILE_INPUT) {
GLuint idx = inst->SrcReg[i].Index;
if (!(c->fp_interp_emitted & (1<<idx))) {
emit_interp(c, idx);
static void validate_dst_regs( struct brw_wm_compile *c,
const struct prog_instruction *inst )
{
- if (inst->DstReg.File == PROGRAM_OUTPUT) {
+ if (inst->DstReg.File == TGSI_FILE_OUTPUT) {
GLuint idx = inst->DstReg.Index;
if (idx == FRAG_RESULT_COLOR)
- c->fp_fragcolor_emitted = 1;
+ c->fp_fragcolor_emitted |= inst->DstReg.WriteMask;
}
}
-static void print_insns( const struct prog_instruction *insn,
- GLuint nr )
+
+
+static void emit_insn( struct brw_wm_compile *c,
+ const struct tgsi_full_instruction *inst )
{
- GLuint i;
- for (i = 0; i < nr; i++, insn++) {
- debug_printf("%3d: ", i);
- if (insn->Opcode < MAX_OPCODE)
- _mesa_print_instruction(insn);
- else if (insn->Opcode < MAX_WM_OPCODE) {
- GLuint idx = insn->Opcode - MAX_OPCODE;
-
- _mesa_print_alu_instruction(insn,
- wm_opcode_strings[idx],
- 3);
- }
- else
- debug_printf("965 Opcode %d\n", insn->Opcode);
+
+ switch (inst->Opcode) {
+ case TGSI_OPCODE_ABS:
+ emit_op1(c, TGSI_OPCODE_MOV,
+ dst,
+ brw_abs(src[0]));
+ break;
+
+ case TGSI_OPCODE_SUB:
+ emit_op2(c, TGSI_OPCODE_ADD,
+ dst,
+ src[0],
+ brw_negate(src[1]));
+ break;
+
+ case TGSI_OPCODE_SCS:
+ emit_op1(c, TGSI_OPCODE_SCS,
+ brw_writemask(dst, BRW_WRITEMASK_XY),
+ src[0]);
+ break;
+
+ case TGSI_OPCODE_DST:
+ precalc_dst(c, inst);
+ break;
+
+ case TGSI_OPCODE_LIT:
+ precalc_lit(c, inst);
+ break;
+
+ case TGSI_OPCODE_TEX:
+ precalc_tex(c, inst);
+ break;
+
+ case TGSI_OPCODE_TXP:
+ precalc_txp(c, inst);
+ break;
+
+ case TGSI_OPCODE_TXB:
+ out = emit_insn(c, inst);
+ out->TexSrcUnit = fp->program.Base.SamplerUnits[inst->TexSrcUnit];
+ assert(out->TexSrcUnit < BRW_MAX_TEX_UNIT);
+ break;
+
+ case TGSI_OPCODE_XPD:
+ emit_op2(c, TGSI_OPCODE_XPD,
+ brw_writemask(dst, BRW_WRITEMASK_XYZ),
+ src[0],
+ src[1]);
+ break;
+
+ case TGSI_OPCODE_KIL:
+ emit_op1(c, TGSI_OPCODE_KIL,
+ brw_writemask(dst_undef(), 0),
+ src[0]);
+ break;
+
+ case TGSI_OPCODE_END:
+ emit_fb_write(c);
+ break;
+ default:
+ if (brw_wm_is_scalar_result(inst->Opcode))
+ emit_scalar_insn(c, opcode, dst, src[0], src[1], src[2]);
+ else
+ emit_op(c, opcode, dst, src[0], src[1], src[2]);
+ break;
}
}
-
/**
* Initial pass for fragment program code generation.
* This function is used by both the GLSL and non-GLSL paths.
if (BRW_DEBUG & DEBUG_WM) {
debug_printf("pre-fp:\n");
- _mesa_print_program(&fp->program.Base);
- debug_printf("\n");
+ tgsi_dump(fp->tokens, 0);
}
- c->pixel_xy = src_undef();
- c->delta_xy = src_undef();
- c->pixel_w = src_undef();
+ c->pixel_xy = brw_src_undef();
+ c->delta_xy = brw_src_undef();
+ c->pixel_w = brw_src_undef();
c->nr_fp_insns = 0;
c->fp->tex_units_used = 0x0;
- /* Emit preamble instructions. This is where special instructions such as
- * WM_CINTERP, WM_LINTERP, WM_PINTERP and WM_WPOSXY are emitted to
- * compute shader inputs from varying vars.
- */
- for (insn = 0; insn < fp->program.Base.NumInstructions; insn++) {
- const struct prog_instruction *inst = &fp->program.Base.Instructions[insn];
- validate_src_regs(c, inst);
- validate_dst_regs(c, inst);
- }
/* Loop over all instructions doing assorted simplifications and
* transformations.
*/
- for (insn = 0; insn < fp->program.Base.NumInstructions; insn++) {
- const struct prog_instruction *inst = &fp->program.Base.Instructions[insn];
- struct prog_instruction *out;
-
- /* Check for INPUT values, emit INTERP instructions where
- * necessary:
- */
-
- switch (inst->Opcode) {
- case TGSI_OPCODE_ABS:
- out = emit_insn(c, inst);
- out->Opcode = TGSI_OPCODE_MOV;
- out->SrcReg[0].Negate = NEGATE_NONE;
- out->SrcReg[0].Abs = 1;
- break;
-
- case TGSI_OPCODE_SUB:
- out = emit_insn(c, inst);
- out->Opcode = TGSI_OPCODE_ADD;
- out->SrcReg[1].Negate ^= NEGATE_XYZW;
- break;
-
- case TGSI_OPCODE_SCS:
- out = emit_insn(c, inst);
- /* This should probably be done in the parser.
+ 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 branching shader, emit preamble instructions at decl time, as
+ * instruction order in the shader does not correspond to the order
+ * instructions are executed in the wild.
+ *
+ * This is where special instructions such as WM_CINTERP,
+ * WM_LINTERP, WM_PINTERP and WM_WPOSXY are emitted to compute
+ * shader inputs from varying vars.
+ *
+ * XXX: For non-branching shaders, consider deferring variable
+ * initialization as late as possible to minimize register
+ * usage. This is how the original BRW driver worked.
*/
- out->DstReg.WriteMask &= BRW_WRITEMASK_XY;
- break;
-
- case TGSI_OPCODE_DST:
- precalc_dst(c, inst);
- break;
-
- case TGSI_OPCODE_LIT:
- precalc_lit(c, inst);
- break;
-
- case TGSI_OPCODE_TEX:
- precalc_tex(c, inst);
- break;
-
- case TGSI_OPCODE_TXP:
- precalc_txp(c, inst);
- break;
-
- case TGSI_OPCODE_TXB:
- out = emit_insn(c, inst);
- out->TexSrcUnit = fp->program.Base.SamplerUnits[inst->TexSrcUnit];
- assert(out->TexSrcUnit < BRW_MAX_TEX_UNIT);
- break;
-
- case TGSI_OPCODE_XPD:
- out = emit_insn(c, inst);
- /* This should probably be done in the parser.
+ validate_src_regs(c, inst);
+ validate_dst_regs(c, inst);
+ break;
+
+ case TGSI_TOKEN_TYPE_IMMEDIATE:
+ /* Unlike VS programs we can probably manage fine encoding
+ * immediate values directly into the emitted EU
+ * instructions, as we probably only need to reference one
+ * float value per instruction. Just save the data for now
+ * and use directly later.
*/
- out->DstReg.WriteMask &= BRW_WRITEMASK_XYZ;
break;
- case TGSI_OPCODE_KIL:
- out = emit_insn(c, inst);
- /* This should probably be done in the parser.
- */
- out->DstReg.WriteMask = 0;
- break;
- case TGSI_OPCODE_END:
- emit_fb_write(c);
- break;
- default:
- if (brw_wm_is_scalar_result(inst->Opcode))
- emit_scalar_insn(c, inst);
- else
- emit_insn(c, inst);
+ case TGSI_TOKEN_TYPE_INSTRUCTION:
+ inst = &parse.FullToken.FullInstruction;
+ emit_insn( c, inst );
break;
}
}
+ c->brw_program = brw_finalize( c->builder );
+
if (BRW_DEBUG & DEBUG_WM) {
debug_printf("pass_fp:\n");
- print_insns( c->prog_instructions, c->nr_fp_insns );
+ brw_print_program( c->brw_program );
debug_printf("\n");
}
}
for (j = 0; j < 4; j++)
set_reg(c, PROGRAM_PAYLOAD, fp_input, j, reg);
}
- if (c->key.vp_outputs_written & (1 << i)) {
+ if (c->key.nr_vp_outputs > i) {
reg_index += 2;
}
}
}
}
-static void brw_wm_emit_glsl(struct brw_context *brw, struct brw_wm_compile *c)
+static void brw_wm_emit_branching_shader(struct brw_context *brw, struct brw_wm_compile *c)
{
#define MAX_IF_DEPTH 32
#define MAX_LOOP_DEPTH 32
* Do GPU code generation for shaders that use GLSL features such as
* flow control. Other shaders will be compiled with the
*/
-void brw_wm_glsl_emit(struct brw_context *brw, struct brw_wm_compile *c)
+void brw_wm_branching_shader_emit(struct brw_context *brw, struct brw_wm_compile *c)
{
if (BRW_DEBUG & DEBUG_WM) {
- debug_printf("brw_wm_glsl_emit:\n");
+ debug_printf("%s:\n", __FUNCTION__);
}
/* initial instruction translation/simplification */
brw_wm_pass_fp(c);
/* actual code generation */
- brw_wm_emit_glsl(brw, c);
+ brw_wm_emit_branching_shader(brw, c);
if (BRW_DEBUG & DEBUG_WM) {
- brw_wm_print_program(c, "brw_wm_glsl_emit done");
+ brw_wm_print_program(c, "brw_wm_branching_shader_emit done");
}
c->prog_data.total_grf = num_grf_used(c);
if (!ref) {
switch (file) {
- case PROGRAM_INPUT:
- case PROGRAM_PAYLOAD:
- case PROGRAM_TEMPORARY:
- case PROGRAM_OUTPUT:
- case PROGRAM_VARYING:
+ case TGSI_FILE_INPUT:
+ case TGSI_FILE_TEMPORARY:
+ case TGSI_FILE_OUTPUT:
+ case BRW_FILE_PAYLOAD:
+ /* should already be done?? */
break;
- case PROGRAM_LOCAL_PARAM:
- ref = get_param_ref(c, &c->fp->program.Base.LocalParams[idx][component]);
- break;
-
- case PROGRAM_ENV_PARAM:
+ case TGSI_FILE_CONSTANT:
ref = get_param_ref(c, &c->env_param[idx][component]);
break;
- case PROGRAM_STATE_VAR:
- case PROGRAM_UNIFORM:
- case PROGRAM_CONSTANT:
- case PROGRAM_NAMED_PARAM: {
- struct gl_program_parameter_list *plist = c->fp->program.Base.Parameters;
-
- /* There's something really hokey about parameters parsed in
- * arb programs - they all end up in here, whether they be
- * state values, parameters or constants. This duplicates the
- * structure above & also seems to subvert the limits set for
- * each type of constant/param.
- */
- switch (plist->Parameters[idx].Type) {
- case PROGRAM_NAMED_PARAM:
- case PROGRAM_CONSTANT:
- /* These are invarient:
- */
- ref = get_imm_ref(c, &plist->ParameterValues[idx][component]);
- break;
-
- case PROGRAM_STATE_VAR:
- case PROGRAM_UNIFORM:
- /* These may change from run to run:
- */
- ref = get_param_ref(c, &plist->ParameterValues[idx][component] );
- break;
-
- default:
- assert(0);
- break;
- }
+ case TGSI_FILE_IMMEDIATE:
+ ref = get_imm_ref(c, &plist->ParameterValues[idx][component]);
break;
- }
default:
assert(0);
const struct prog_instruction *inst)
{
struct brw_wm_instruction *out = get_instruction(c);
- GLuint writemask = inst->DstReg.WriteMask;
+ GLuint writemask = inst->dst.WriteMask;
GLuint nr_args = brw_wm_nr_args(inst->Opcode);
GLuint i, j;
/* Copy some data out of the instruction
*/
out->opcode = inst->Opcode;
- out->saturate = (inst->SaturateMode != SATURATE_OFF);
+ out->saturate = inst->dst.Saturate;
out->tex_unit = inst->TexSrcUnit;
- out->tex_idx = inst->TexSrcTarget;
- out->tex_shadow = inst->TexShadow;
+ out->tex_target = inst->TexSrcTarget;
out->eot = inst->Aux & 1;
out->target = inst->Aux >> 1;
*/
for (i = 0; i < nr_args; i++) {
for (j = 0; j < 4; j++) {
- out->src[i][j] = get_new_ref(c, inst->SrcReg[i], j, out);
+ out->src[i][j] = get_new_ref(c, inst->src[i], j, out);
}
}
&c->payload.depth[j] );
}
-#if 0
- /* This seems to be an alternative to the INTERP_WPOS stuff I do
- * elsewhere:
- */
- if (c->key.source_depth_reg)
- pass0_set_fpreg_value(c, PROGRAM_INPUT, FRAG_ATTRIB_WPOS, 2,
- &c->payload.depth[c->key.source_depth_reg/2]);
-#endif
-
for (i = 0; i < FRAG_ATTRIB_MAX; i++)
pass0_set_fpreg_value( c, PROGRAM_PAYLOAD, i, 0,
&c->payload.input_interp[i] );
* the same number.
*
* Translate away swizzling and eliminate non-saturating moves.
+ *
+ * Translate instructions from Mesa's prog_instruction structs to our
+ * internal brw_wm_instruction representation.
*/
void brw_wm_pass0( struct brw_wm_compile *c )
{
*/
switch (inst->Opcode) {
case OPCODE_MOV:
- if (!inst->SaturateMode) {
+ if (!inst->dst.Saturate) {
pass0_precalc_mov(c, inst);
}
else {
static GLuint get_texcoord_mask( GLuint tex_idx )
{
switch (tex_idx) {
- case TEXTURE_1D_INDEX:
+ case TGSI_TEXTURE_1D:
return BRW_WRITEMASK_X;
- case TEXTURE_2D_INDEX:
+ case TGSI_TEXTURE_2D:
+ case TGSI_TEXTURE_RECT:
return BRW_WRITEMASK_XY;
- case TEXTURE_3D_INDEX:
+ case TGSI_TEXTURE_3D:
return BRW_WRITEMASK_XYZ;
- case TEXTURE_CUBE_INDEX:
+ case TGSI_TEXTURE_CUBE:
return BRW_WRITEMASK_XYZ;
- case TEXTURE_RECT_INDEX:
- return BRW_WRITEMASK_XY;
- default: return 0;
+
+ case TGSI_TEXTURE_SHADOW1D:
+ return BRW_WRITEMASK_XZ;
+ case TGSI_TEXTURE_SHADOW2D:
+ case TGSI_TEXTURE_SHADOWRECT:
+ return BRW_WRITEMASK_XYZ;
+ default:
+ assert(0);
+ return 0;
}
}
case TGSI_OPCODE_TEX:
case TGSI_OPCODE_TXP:
read0 = get_texcoord_mask(inst->tex_idx);
-
- if (inst->tex_shadow)
- read0 |= BRW_WRITEMASK_Z;
break;
case TGSI_OPCODE_TXB:
- /* Shadow ignored for txb.
- */
read0 = get_texcoord_mask(inst->tex_idx) | BRW_WRITEMASK_W;
break;
unsigned int max_threads;
unsigned int nr_surfaces, sampler_count;
- GLboolean uses_depth, computes_depth, uses_kill, is_glsl;
+ GLboolean uses_depth, computes_depth, uses_kill, has_flow_control;
GLboolean polygon_stipple, stats_wm, line_stipple, offset_enable;
GLfloat offset_units, offset_factor;
};
/* _NEW_COLOR */
key->uses_kill = fp->UsesKill || ctx->Color.AlphaEnabled;
- key->is_glsl = bfp->isGLSL;
+ key->has_flow_control = bfp->has_flow_control;
/* temporary sanity check assertion */
- ASSERT(bfp->isGLSL == brw_wm_is_glsl(fp));
+ ASSERT(bfp->has_flow_control == brw_wm_has_flow_control(fp));
/* _NEW_QUERY */
key->stats_wm = (brw->query.stats_wm != 0);
wm.wm5.program_computes_depth = key->computes_depth;
wm.wm5.program_uses_killpixel = key->uses_kill;
- if (key->is_glsl)
+ if (key->has_flow_control)
wm.wm5.enable_8_pix = 1;
else
wm.wm5.enable_16_pix = 1;
projects / mesa.git / commitdiff