tgsi: allow dumping to a file directly

src/gallium/auxiliary/tgsi/tgsi_dump.c

@@ -48,6 +48,7 @@ struct dump_ctx
    int indent;
    
    uint indentation;
+   FILE *file;
 
    void (*dump_printf)(struct dump_ctx *ctx, const char *format, ...);
 };
@@ -58,7 +59,10 @@ dump_ctx_printf(struct dump_ctx *ctx, const char *format, ...)
    va_list ap;
    (void)ctx;
    va_start(ap, format);
-   _debug_vprintf(format, ap);
+   if (ctx->file)
+      vfprintf(ctx->file, format, ap);
+   else
+      _debug_vprintf(format, ap);
    va_end(ap);
 }
 
@@ -659,9 +663,7 @@ prolog(
 }
 
 void
-tgsi_dump(
-   const struct tgsi_token *tokens,
-   uint flags )
+tgsi_dump_to_file(const struct tgsi_token *tokens, uint flags, FILE *file)
 {
    struct dump_ctx ctx;
 
@@ -677,10 +679,17 @@ tgsi_dump(
    ctx.indent = 0;
    ctx.dump_printf = dump_ctx_printf;
    ctx.indentation = 0;
+   ctx.file = file;
 
    tgsi_iterate_shader( tokens, &ctx.iter );
 }
 
+void
+tgsi_dump(const struct tgsi_token *tokens, uint flags)
+{
+   tgsi_dump_to_file(tokens, flags, NULL);
+}
+
 struct str_dump_ctx
 {
    struct dump_ctx base;
@@ -733,6 +742,7 @@ tgsi_dump_str(
    ctx.base.indent = 0;
    ctx.base.dump_printf = &str_dump_ctx_printf;
    ctx.base.indentation = 0;
+   ctx.base.file = NULL;
 
    ctx.str = str;
    ctx.str[0] = 0;
@@ -756,6 +766,7 @@ tgsi_dump_instruction_str(
    ctx.base.indent = 0;
    ctx.base.dump_printf = &str_dump_ctx_printf;
    ctx.base.indentation = 0;
+   ctx.base.file = NULL;
 
    ctx.str = str;
    ctx.str[0] = 0;

src/gallium/auxiliary/tgsi/tgsi_dump.h

@@ -32,6 +32,8 @@
 #include "pipe/p_defines.h"
 #include "pipe/p_shader_tokens.h"
 
+#include <stdio.h>
+
 #if defined __cplusplus
 extern "C" {
 #endif
@@ -43,6 +45,9 @@ tgsi_dump_str(
    char *str,
    size_t size);
 
+void
+tgsi_dump_to_file(const struct tgsi_token *tokens, uint flags, FILE *file);
+
 void
 tgsi_dump(
    const struct tgsi_token *tokens,

src/gallium/auxiliary/util/u_dump_state.c

@@ -426,7 +426,6 @@ util_dump_clip_state(FILE *stream, const struct pipe_clip_state *state)
 void
 util_dump_shader_state(FILE *stream, const struct pipe_shader_state *state)
 {
-   char str[8192];
    unsigned i;
 
    if(!state) {
@@ -434,12 +433,12 @@ util_dump_shader_state(FILE *stream, const struct pipe_shader_state *state)
       return;
    }
 
-   tgsi_dump_str(state->tokens, 0, str, sizeof(str));
-
    util_dump_struct_begin(stream, "pipe_shader_state");
 
    util_dump_member_begin(stream, "tokens");
-   util_dump_string(stream, str);
+   fprintf(stream, "\"\n");
+   tgsi_dump_to_file(state->tokens, 0, stream);
+   fprintf(stream, "\"");
    util_dump_member_end(stream);
 
    util_dump_member_begin(stream, "stream_output");