diff options
Diffstat (limited to 'src/mesa/pipe/tgsi/exec/tgsi_exec.h')
| -rw-r--r-- | src/mesa/pipe/tgsi/exec/tgsi_exec.h | 191 |
1 files changed, 191 insertions, 0 deletions
diff --git a/src/mesa/pipe/tgsi/exec/tgsi_exec.h b/src/mesa/pipe/tgsi/exec/tgsi_exec.h new file mode 100644 index 0000000000..e5e8c3608e --- /dev/null +++ b/src/mesa/pipe/tgsi/exec/tgsi_exec.h @@ -0,0 +1,191 @@ +#if !defined TGSI_EXEC_H +#define TGSI_EXEC_H + +#include "pipe/p_compiler.h" + +#if 0 +#include "x86/rtasm/x86sse.h" +#endif + +#if defined __cplusplus +extern "C" { +#endif // defined __cplusplus + +#define NUM_CHANNELS 4 /* R,G,B,A */ +#define QUAD_SIZE 4 /* 4 pixel/quad */ + +union tgsi_exec_channel +{ + float f[QUAD_SIZE]; + int i[QUAD_SIZE]; + unsigned u[QUAD_SIZE]; +}; + +struct tgsi_exec_vector +{ + union tgsi_exec_channel xyzw[NUM_CHANNELS]; +}; + +struct tgsi_interp_coef +{ + float a0[NUM_CHANNELS]; /* in an xyzw layout */ + float dadx[NUM_CHANNELS]; + float dady[NUM_CHANNELS]; +}; + +#define TEX_CACHE_TILE_SIZE 8 +#define TEX_CACHE_NUM_ENTRIES 8 + +struct tgsi_texture_cache_entry +{ + int x, y, face, level, zslice; + float data[TEX_CACHE_TILE_SIZE][TEX_CACHE_TILE_SIZE][4]; +}; + +struct tgsi_sampler +{ + const struct pipe_sampler_state *state; + struct pipe_mipmap_tree *texture; + /** Get samples for four fragments in a quad */ + void (*get_samples)(struct tgsi_sampler *sampler, + const float s[QUAD_SIZE], + const float t[QUAD_SIZE], + const float p[QUAD_SIZE], + float lodbias, + float rgba[NUM_CHANNELS][QUAD_SIZE]); + void *pipe; /*XXX temporary*/ + struct tgsi_texture_cache_entry cache[TEX_CACHE_NUM_ENTRIES]; +}; + +struct tgsi_exec_labels +{ + unsigned labels[128][2]; + unsigned count; +}; + +#define TGSI_EXEC_TEMP_00000000_I 32 +#define TGSI_EXEC_TEMP_00000000_C 0 + +#define TGSI_EXEC_TEMP_7FFFFFFF_I 32 +#define TGSI_EXEC_TEMP_7FFFFFFF_C 1 + +#define TGSI_EXEC_TEMP_80000000_I 32 +#define TGSI_EXEC_TEMP_80000000_C 2 + +#define TGSI_EXEC_TEMP_FFFFFFFF_I 32 +#define TGSI_EXEC_TEMP_FFFFFFFF_C 3 + +#define TGSI_EXEC_TEMP_ONE_I 33 +#define TGSI_EXEC_TEMP_ONE_C 0 + +#define TGSI_EXEC_TEMP_TWO_I 33 +#define TGSI_EXEC_TEMP_TWO_C 1 + +#define TGSI_EXEC_TEMP_128_I 33 +#define TGSI_EXEC_TEMP_128_C 2 + +#define TGSI_EXEC_TEMP_MINUS_128_I 33 +#define TGSI_EXEC_TEMP_MINUS_128_C 3 + +#define TGSI_EXEC_TEMP_KILMASK_I 34 +#define TGSI_EXEC_TEMP_KILMASK_C 0 + +#define TGSI_EXEC_TEMP_OUTPUT_I 34 +#define TGSI_EXEC_TEMP_OUTPUT_C 1 + +#define TGSI_EXEC_TEMP_PRIMITIVE_I 34 +#define TGSI_EXEC_TEMP_PRIMITIVE_C 2 + +#define TGSI_EXEC_TEMP_R0 35 + +#define TGSI_EXEC_NUM_TEMPS (32 + 4) +#define TGSI_EXEC_NUM_ADDRS 1 + +/* XXX: This is temporary */ +struct tgsi_exec_cond_regs +{ + struct tgsi_exec_vector TempsAddrs[TGSI_EXEC_NUM_TEMPS + TGSI_EXEC_NUM_ADDRS]; + struct tgsi_exec_vector Outputs[2]; /* XXX: That's just enough for fragment shader only! */ +}; + +/* XXX: This is temporary */ +struct tgsi_exec_cond_state +{ + struct tgsi_exec_cond_regs IfPortion; + struct tgsi_exec_cond_regs ElsePortion; + unsigned Condition; + boolean WasElse; +}; + +/* XXX: This is temporary */ +struct tgsi_exec_cond_stack +{ + struct tgsi_exec_cond_state States[8]; + unsigned Index; /* into States[] */ +}; + +struct tgsi_exec_machine +{ + /* + * 32 program temporaries + * 4 internal temporaries + * 1 address + * 1 temporary of padding to align to 16 bytes + */ + struct tgsi_exec_vector _Temps[TGSI_EXEC_NUM_TEMPS + TGSI_EXEC_NUM_ADDRS + 1]; + + /* + * This will point to _Temps after aligning to 16B boundary. + */ + struct tgsi_exec_vector *Temps; + struct tgsi_exec_vector *Addrs; + + struct tgsi_sampler *Samplers; + + float Imms[256][4]; + unsigned ImmLimit; + float (*Consts)[4]; + struct tgsi_exec_vector *Inputs; + struct tgsi_exec_vector *Outputs; + const struct tgsi_token *Tokens; + unsigned Processor; + + /* GEOMETRY processor only. */ + unsigned *Primitives; + + /* FRAGMENT processor only. */ + const struct tgsi_interp_coef *InterpCoefs; + + struct tgsi_exec_cond_stack CondStack; +#if XXX_SSE + struct x86_function Function; +#endif +}; + +void +tgsi_exec_machine_init( + struct tgsi_exec_machine *mach, + const struct tgsi_token *tokens, + unsigned numSamplers, + struct tgsi_sampler *samplers); + +void +tgsi_exec_prepare( + struct tgsi_exec_machine *mach, + struct tgsi_exec_labels *labels ); + +void +tgsi_exec_machine_run( + struct tgsi_exec_machine *mach ); + +void +tgsi_exec_machine_run2( + struct tgsi_exec_machine *mach, + struct tgsi_exec_labels *labels ); + +#if defined __cplusplus +} // extern "C" +#endif // defined __cplusplus + +#endif // !defined TGSI_EXEC_H + |