---
docs/shading.html | 1 +
src/mesa/main/mtypes.h | 1 +
src/mesa/main/shaderapi.c | 2 ++
3 files changed, 4 insertions(+)
diff --git a/docs/shading.html b/docs/shading.html
index cf989ce..51d0986 100644
--- a/docs/shading.html
+++ b/docs/shading.html
@@ -49,6 +49,7 @@ execution. These are generally used for debugging.
<li><b>log</b> - log all GLSL shaders to files.
The filenames will be "shader_X.vert" or "shader_X.frag" where X
the shader ID.
+<li><b>cache_info</b> - print debug information about shader cache
<li><b>nopt</b> - disable compiler optimizations
<li><b>opt</b> - force compiler optimizations
<li><b>uniform</b> - print message to stdout when glUniform is called
diff --git a/src/mesa/main/mtypes.h b/src/mesa/main/mtypes.h
index 23c671e..b90f028 100644
--- a/src/mesa/main/mtypes.h
+++ b/src/mesa/main/mtypes.h
@@ -2902,6 +2902,7 @@ struct gl_shader_program
#define GLSL_USE_PROG 0x80 /**< Log glUseProgram calls */
#define GLSL_REPORT_ERRORS 0x100 /**< Print compilation errors */
#define GLSL_DUMP_ON_ERROR 0x200 /**< Dump shaders to stderr on compile error
*/
+#define GLSL_CACHE_INFO 0x400 /**< Print debug information about shader cache
*/
/**
diff --git a/src/mesa/main/shaderapi.c b/src/mesa/main/shaderapi.c
index 4ebc39f..b0d6b6e 100644
--- a/src/mesa/main/shaderapi.c
+++ b/src/mesa/main/shaderapi.c
@@ -81,6 +81,8 @@ _mesa_get_shader_flags(void)
flags |= GLSL_DUMP;
if (strstr(env, "log"))
flags |= GLSL_LOG;
+ if (strstr(env, "cache_info"))
+ flags |= GLSL_CACHE_INFO;
if (strstr(env, "nopvert"))
flags |= GLSL_NOP_VERT;
if (strstr(env, "nopfrag"))
--
2.7.4
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