diff options
Diffstat (limited to 'src/gallium/auxiliary/tgsi/tgsi_exec.h')
-rw-r--r-- | src/gallium/auxiliary/tgsi/tgsi_exec.h | 53 |
1 files changed, 38 insertions, 15 deletions
diff --git a/src/gallium/auxiliary/tgsi/tgsi_exec.h b/src/gallium/auxiliary/tgsi/tgsi_exec.h index 182e5e228b..c72f76809d 100644 --- a/src/gallium/auxiliary/tgsi/tgsi_exec.h +++ b/src/gallium/auxiliary/tgsi/tgsi_exec.h @@ -29,6 +29,7 @@ #define TGSI_EXEC_H #include "pipe/p_compiler.h" +#include "pipe/p_state.h" #if defined __cplusplus extern "C" { @@ -94,7 +95,6 @@ struct tgsi_exec_labels #define TGSI_EXEC_NUM_TEMPS 128 -#define TGSI_EXEC_NUM_TEMP_EXTRAS 6 #define TGSI_EXEC_NUM_IMMEDIATES 256 /* @@ -162,9 +162,14 @@ struct tgsi_exec_labels #define TGSI_EXEC_MASK_I (TGSI_EXEC_NUM_TEMPS + 3) #define TGSI_EXEC_MASK_C 2 +/* 4 register buffer for various purposes */ #define TGSI_EXEC_TEMP_R0 (TGSI_EXEC_NUM_TEMPS + 4) +#define TGSI_EXEC_NUM_TEMP_R 4 + +#define TGSI_EXEC_TEMP_ADDR (TGSI_EXEC_NUM_TEMPS + 8) +#define TGSI_EXEC_NUM_ADDRS 1 +#define TGSI_EXEC_NUM_TEMP_EXTRAS 9 -#define TGSI_EXEC_TEMP_ADDR (TGSI_EXEC_NUM_TEMPS + 5) #define TGSI_EXEC_MAX_COND_NESTING 20 @@ -181,30 +186,38 @@ struct tgsi_exec_labels */ #define TGSI_EXEC_MAX_CONST_BUFFER 4096 + +/** function call/activation record */ +struct tgsi_call_record +{ + uint CondStackTop; + uint LoopStackTop; + uint ContStackTop; + uint ReturnAddr; +}; + + /** * Run-time virtual machine state for executing TGSI shader. */ struct tgsi_exec_machine { /* Total = program temporaries + internal temporaries - * + 1 padding to align to 16 bytes */ - struct tgsi_exec_vector _Temps[TGSI_EXEC_NUM_TEMPS + - TGSI_EXEC_NUM_TEMP_EXTRAS + 1]; + struct tgsi_exec_vector Temps[TGSI_EXEC_NUM_TEMPS + + TGSI_EXEC_NUM_TEMP_EXTRAS]; + + float Imms[TGSI_EXEC_NUM_IMMEDIATES][4]; + + struct tgsi_exec_vector Inputs[PIPE_MAX_ATTRIBS]; + struct tgsi_exec_vector Outputs[PIPE_MAX_ATTRIBS]; - /* - * 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[TGSI_EXEC_NUM_IMMEDIATES][4]; unsigned ImmLimit; const float (*Consts)[4]; - struct tgsi_exec_vector *Inputs; - struct tgsi_exec_vector *Outputs; const struct tgsi_token *Tokens; /**< Declarations, instructions */ unsigned Processor; /**< TGSI_PROCESSOR_x */ @@ -230,6 +243,14 @@ struct tgsi_exec_machine uint LoopStack[TGSI_EXEC_MAX_LOOP_NESTING]; int LoopStackTop; + /** Loop label stack */ + uint LoopLabelStack[TGSI_EXEC_MAX_LOOP_NESTING]; + int LoopLabelStackTop; + + /** Loop counter stack (x = count, y = current, z = step) */ + struct tgsi_exec_vector LoopCounterStack[TGSI_EXEC_MAX_LOOP_NESTING]; + int LoopCounterStackTop; + /** Loop continue mask stack (see comments in tgsi_exec.c) */ uint ContStack[TGSI_EXEC_MAX_LOOP_NESTING]; int ContStackTop; @@ -239,7 +260,7 @@ struct tgsi_exec_machine int FuncStackTop; /** Function call stack for saving/restoring the program counter */ - uint CallStack[TGSI_EXEC_MAX_CALL_NESTING]; + struct tgsi_call_record CallStack[TGSI_EXEC_MAX_CALL_NESTING]; int CallStackTop; struct tgsi_full_instruction *Instructions; @@ -251,9 +272,11 @@ struct tgsi_exec_machine struct tgsi_exec_labels Labels; }; +struct tgsi_exec_machine * +tgsi_exec_machine_create( void ); + void -tgsi_exec_machine_init( - struct tgsi_exec_machine *mach ); +tgsi_exec_machine_destroy(struct tgsi_exec_machine *mach); void |