#ifndef BRW_WM_H
#define BRW_WM_H
-
-#include "shader/prog_instruction.h"
#include "brw_context.h"
#include "brw_eu.h"
GLuint aa_dest_stencil_reg:3;
GLuint dest_depth_reg:3;
GLuint nr_depth_regs:3;
- GLuint computes_depth:1; /* could be derived from program string */
+ GLuint computes_depth:1;
GLuint source_depth_to_render_target:1;
GLuint flat_shade:1;
- GLuint linear_color:1; /**< linear interpolation vs perspective interp */
GLuint runtime_check_aads_emit:1;
-
- GLbitfield proj_attrib_mask; /**< one bit per fragment program attribute */
+
GLuint shadowtex_mask:16;
GLuint yuvtex_mask:16;
GLuint yuvtex_swap_mask:16; /* UV swaped */
- GLuint tex_swizzles[BRW_MAX_TEX_UNIT];
+ GLuint vp_nr_outputs:6;
+ GLuint nr_inputs:6;
+ GLuint nr_cbufs:3;
+ GLuint has_flow_control:1;
- GLuint program_string_id:32;
- GLuint drawable_height;
- GLuint vp_outputs_written;
+ GLuint program_string_id;
};
GLuint insn:24;
};
-struct brw_wm_constref {
- const struct brw_wm_ref *ref;
- GLfloat constval;
-};
-
-
struct brw_wm_instruction {
struct brw_wm_value *dst[4];
struct brw_wm_ref *src[3][4];
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 sampler:4;
+ GLuint tex_unit:4; /* texture/sampler unit for texture instructions */
+ GLuint target:4; /* TGSI_TEXTURE_x for texture instructions,
+ * target binding table index for FB_WRITE
+ */
GLuint eot:1; /* End of thread indicator for FB_WRITE*/
- GLuint target:10; /* target binding table index for FB_WRITE*/
};
-#define BRW_WM_MAX_INSN (MAX_NV_FRAGMENT_PROGRAM_INSTRUCTIONS*3 + FRAG_ATTRIB_MAX + 3)
+#define BRW_WM_MAX_INSN 2048
#define BRW_WM_MAX_GRF 128 /* hardware limit */
#define BRW_WM_MAX_VREG (BRW_WM_MAX_INSN * 4)
#define BRW_WM_MAX_REF (BRW_WM_MAX_INSN * 12)
#define BRW_WM_MAX_SUBROUTINE 16
-
/* New opcodes to track internal operations required for WM unit.
* These are added early so that the registers used can be tracked,
* freed and reused like those of other instructions.
*/
+#define MAX_OPCODE TGSI_OPCODE_LAST
#define WM_PIXELXY (MAX_OPCODE)
#define WM_DELTAXY (MAX_OPCODE + 1)
#define WM_PIXELW (MAX_OPCODE + 2)
#define WM_FRONTFACING (MAX_OPCODE + 8)
#define MAX_WM_OPCODE (MAX_OPCODE + 9)
-#define PROGRAM_PAYLOAD (PROGRAM_FILE_MAX)
-#define PAYLOAD_DEPTH (FRAG_ATTRIB_MAX)
+#define BRW_FILE_PAYLOAD (TGSI_FILE_COUNT)
+#define PAYLOAD_DEPTH (PIPE_MAX_SHADER_INPUTS) /* ?? */
+
+#define X 0
+#define Y 1
+#define Z 2
+#define W 3
+
+
+struct brw_fp_src {
+ unsigned file:4;
+ unsigned index:16;
+ unsigned swizzle:8;
+ unsigned indirect:1;
+ unsigned negate:1;
+ unsigned abs:1;
+};
+
+struct brw_fp_dst {
+ unsigned file:4;
+ unsigned index:16;
+ unsigned writemask:4;
+ unsigned indirect:1;
+ unsigned saturate:1;
+};
+
+struct brw_fp_instruction {
+ struct brw_fp_dst dst;
+ struct brw_fp_src src[3];
+ unsigned opcode:8;
+ unsigned target:8; /* XXX: special usage for FB_WRITE */
+ unsigned tex_unit:4;
+ unsigned sampler:4;
+ unsigned pad:8;
+};
+
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 prog_instruction prog_instructions[BRW_WM_MAX_INSN];
+ struct {
+ GLfloat v[4];
+ unsigned nr;
+ } immediate[BRW_WM_MAX_CONST+3];
+ GLuint nr_immediates;
+
+ struct brw_fp_instruction fp_instructions[BRW_WM_MAX_INSN];
GLuint nr_fp_insns;
GLuint fp_temp;
GLuint fp_interp_emitted;
GLuint fp_fragcolor_emitted;
+ GLuint fp_first_internal_temp;
- struct prog_src_register pixel_xy;
- struct prog_src_register delta_xy;
- struct prog_src_register pixel_w;
+ struct brw_fp_src fp_pixel_xy;
+ struct brw_fp_src fp_delta_xy;
+ struct brw_fp_src fp_pixel_w;
+ /* Subsequent passes using SSA representation:
+ */
struct brw_wm_value vreg[BRW_WM_MAX_VREG];
GLuint nr_vreg;
struct {
struct brw_wm_value depth[4]; /* includes r0/r1 */
- struct brw_wm_value input_interp[FRAG_ATTRIB_MAX];
+ struct brw_wm_value input_interp[PIPE_MAX_SHADER_INPUTS];
} payload;
- const struct brw_wm_ref *pass0_fp_reg[PROGRAM_PAYLOAD+1][256][4];
+ const struct brw_wm_ref *pass0_fp_reg[BRW_FILE_PAYLOAD+1][256][4];
struct brw_wm_ref undef_ref;
struct brw_wm_value undef_value;
struct brw_wm_instruction instruction[BRW_WM_MAX_INSN];
GLuint nr_insns;
- struct brw_wm_constref constref[BRW_WM_MAX_CONST];
- GLuint nr_constrefs;
-
struct brw_wm_grf pass2_grf[BRW_WM_MAX_GRF/2];
GLuint grf_limit;
struct {
GLboolean inited;
struct brw_reg reg;
- } wm_regs[PROGRAM_PAYLOAD+1][256][4];
+ } wm_regs[BRW_FILE_PAYLOAD+1][256][4];
GLboolean used_grf[BRW_WM_MAX_GRF];
GLuint first_free_grf;
GLint index;
struct brw_reg reg;
} current_const[3];
+
+ GLuint error;
};
GLuint brw_wm_nr_args( GLuint opcode );
GLuint brw_wm_is_scalar_result( GLuint opcode );
-void brw_wm_pass_fp( struct brw_wm_compile *c );
+int brw_wm_pass_fp( struct brw_wm_compile *c );
void brw_wm_pass0( struct brw_wm_compile *c );
void brw_wm_pass1( struct brw_wm_compile *c );
void brw_wm_pass2( struct brw_wm_compile *c );
void brw_wm_print_program( struct brw_wm_compile *c,
const char *stage );
+void brw_wm_print_fp_program( struct brw_wm_compile *c,
+ const char *stage );
+
void brw_wm_lookup_iz( GLuint line_aa,
GLuint lookup,
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);
+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,
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