tgsi: add support for system values to TGSI interpreter

1 files changed, 7 insertions, 0 deletions

diff --git a/src/gallium/auxiliary/tgsi/tgsi_exec.h b/src/gallium/auxiliary/tgsi/tgsi_exec.h
index b5ebbfbfaab..6c204c73714 100644
--- a/src/gallium/auxiliary/tgsi/tgsi_exec.h
+++ b/src/gallium/auxiliary/tgsi/tgsi_exec.h
@@ -31,6 +31,7 @@
 
 #include "pipe/p_compiler.h"
 #include "pipe/p_state.h"
+#include "pipe/p_shader_tokens.h"
 
 #if defined __cplusplus
 extern "C" {
@@ -181,6 +182,8 @@ struct tgsi_sampler
 /* The maximum total number of vertices */
 #define TGSI_MAX_TOTAL_VERTICES (TGSI_MAX_PRIM_VERTICES * TGSI_MAX_PRIMITIVES * PIPE_MAX_ATTRIBS)
 
+#define TGSI_MAX_MISC_INPUTS 8
+
 /** function call/activation record */
 struct tgsi_call_record
 {
@@ -228,6 +231,10 @@ struct tgsi_exec_machine
    struct tgsi_exec_vector       Inputs[TGSI_MAX_PRIM_VERTICES * PIPE_MAX_ATTRIBS];
    struct tgsi_exec_vector       Outputs[TGSI_MAX_TOTAL_VERTICES];
 
+   /* System values */
+   unsigned                      SysSemanticToIndex[TGSI_SEMANTIC_COUNT];
+   float                         SystemValue[TGSI_MAX_MISC_INPUTS][4];
+
    struct tgsi_exec_vector       *Addrs;
    struct tgsi_exec_vector       *Predicates;