1 files changed, 92 insertions, 0 deletions
diff --git a/src/gallium/drivers/nvc0/nvc0_program.h b/src/gallium/drivers/nvc0/nvc0_program.h
new file mode 100644
index 0000000000..f6fea29780
--- /dev/null
+++ b/src/gallium/drivers/nvc0/nvc0_program.h
@@ -0,0 +1,92 @@
+
+#ifndef __NVC0_PROGRAM_H__
+#define __NVC0_PROGRAM_H__
+
+#include "pipe/p_state.h"
+#include "tgsi/tgsi_scan.h"
+
+#define NVC0_CAP_MAX_PROGRAM_TEMPS 64
+
+#define NVC0_SHADER_HEADER_SIZE (20 * 4)
+
+struct nvc0_program {
+   struct pipe_shader_state pipe;
+
+   ubyte type;
+   boolean translated;
+   ubyte max_gpr;
+
+   uint32_t *code;
+   unsigned code_base;
+   unsigned code_size;
+   unsigned parm_size;
+
+   uint32_t hdr[20]; /* TODO: move this into code to save space */
+
+   uint32_t flags[2];
+
+   struct {
+      uint8_t edgeflag;
+      uint8_t num_ucps;
+      uint8_t out_pos[PIPE_MAX_SHADER_OUTPUTS];
+   } vp;
+   struct {
+      uint8_t early_z;
+      uint8_t in_pos[PIPE_MAX_SHADER_INPUTS];
+   } fp;
+
+   void *relocs;
+   unsigned num_relocs;
+
+   struct nouveau_resource *res;
+};
+
+/* first 2 bits are written into the program header, for each input */
+#define NVC0_INTERP_FLAT          (1 << 0)
+#define NVC0_INTERP_PERSPECTIVE   (2 << 0)
+#define NVC0_INTERP_LINEAR        (3 << 0)
+#define NVC0_INTERP_CENTROID      (1 << 2)
+
+/* analyze TGSI and see which TEMP[] are used as subroutine inputs/outputs */
+struct nvc0_subroutine {
+   unsigned id;
+   unsigned first_insn;
+   uint32_t argv[NVC0_CAP_MAX_PROGRAM_TEMPS][4];
+   uint32_t retv[NVC0_CAP_MAX_PROGRAM_TEMPS][4];
+};
+
+struct nvc0_translation_info {
+   struct nvc0_program *prog;
+   struct tgsi_full_instruction *insns;
+   unsigned num_insns;
+   ubyte input_file;
+   ubyte output_file;
+   ubyte fp_depth_output;
+   uint16_t input_loc[PIPE_MAX_SHADER_INPUTS][4];
+   uint16_t output_loc[PIPE_MAX_SHADER_OUTPUTS][4];
+   uint16_t sysval_loc[TGSI_SEMANTIC_COUNT];
+   boolean sysval_in[TGSI_SEMANTIC_COUNT];
+   int input_access[PIPE_MAX_SHADER_INPUTS][4];
+   int output_access[PIPE_MAX_SHADER_OUTPUTS][4];
+   ubyte interp_mode[PIPE_MAX_SHADER_INPUTS];
+   boolean indirect_inputs;
+   boolean indirect_outputs;
+   boolean require_stores;
+   boolean global_stores;
+   uint32_t *immd32;
+   ubyte *immd32_ty;
+   unsigned immd32_nr;
+   unsigned temp128_nr;
+   ubyte edgeflag_out;
+   struct nvc0_subroutine *subr;
+   unsigned num_subrs;
+   boolean append_ucp;
+   struct tgsi_shader_info scan;
+};
+
+int nvc0_generate_code(struct nvc0_translation_info *);
+
+void nvc0_relocate_program(struct nvc0_program *,
+                           uint32_t code_base, uint32_t data_base);
+
+#endif