Revert "mesa: meaningless whitespace change to see if git's working (ignore)"

This reverts commit b2e779988eeb595187933fe2122d86f8ccfe059c.

I didn't mean to push this stuff yet.  I'm having a bad git day...

7 files changed, 20 insertions, 101 deletions

diff --git a/src/mesa/main/debug.c b/src/mesa/main/debug.c
index 65970a53a94..77fef325583 100644
--- a/src/mesa/main/debug.c
+++ b/src/mesa/main/debug.c
@@ -164,7 +164,9 @@ static void add_debug_flags( const char *debug )
       { "api",       VERBOSE_API },
       { "list",      VERBOSE_DISPLAY_LIST },
       { "lighting",  VERBOSE_LIGHTING },
-      { "disassem",  VERBOSE_DISASSEM }
+      { "disassem",  VERBOSE_DISASSEM },
+      { "glsl",      VERBOSE_GLSL },     /* report GLSL compile/link errors */
+      { "glsl_dump", VERBOSE_GLSL_DUMP } /* print shader GPU instructions */
    };
    GLuint i;
 
diff --git a/src/mesa/main/mtypes.h b/src/mesa/main/mtypes.h
index 509da06d092..17dd3e6afde 100644
--- a/src/mesa/main/mtypes.h
+++ b/src/mesa/main/mtypes.h
@@ -2162,13 +2162,6 @@ struct gl_shader_program
 };   
 
 
-#define GLSL_DUMP      0x1  /**< Dump shaders to stdout */
-#define GLSL_LOG       0x2  /**< Write shaders to files */
-#define GLSL_OPT       0x4  /**< Force optimizations (override pragmas) */
-#define GLSL_NO_OPT    0x8  /**< Force no optimizations (override pragmas) */
-#define GLSL_UNIFORMS 0x10  /**< Print glUniform calls */
-
-
 /**
  * Context state for GLSL vertex/fragment shaders.
  */
@@ -2180,7 +2173,6 @@ struct gl_shader_state
    GLboolean EmitCondCodes;             /**< Use condition codes? */
    GLboolean EmitComments;              /**< Annotated instructions */
    void *MemPool;
-   GLbitfield Flags;                    /**< Mask of GLSL_x flags */
 };
 
 
@@ -3171,6 +3163,8 @@ enum _verbose
    VERBOSE_PRIMS		= 0x0400,
    VERBOSE_VERTS		= 0x0800,
    VERBOSE_DISASSEM		= 0x1000,
+   VERBOSE_GLSL			= 0x2000,
+   VERBOSE_GLSL_DUMP		= 0x4000
 };
 
 
diff --git a/src/mesa/shader/shader_api.c b/src/mesa/shader/shader_api.c
index fb2a7e54fe6..acee34dc5bc 100644
--- a/src/mesa/shader/shader_api.c
+++ b/src/mesa/shader/shader_api.c
@@ -370,31 +370,6 @@ _mesa_lookup_shader_err(GLcontext *ctx, GLuint name, const char *caller)
 }
 
 
-/**
- * Return mask of GLSL_x flags by examining the MESA_GLSL env var.
- */
-static GLbitfield
-get_shader_flags(void)
-{
-   GLbitfield flags = 0x0;
-   const char *env = _mesa_getenv("MESA_GLSL");
-
-   if (env) {
-      if (_mesa_strstr(env, "dump"))
-         flags |= GLSL_DUMP;
-      if (_mesa_strstr(env, "log"))
-         flags |= GLSL_LOG;
-      if (_mesa_strstr(env, "nopt"))
-         flags |= GLSL_NO_OPT;
-      else if (_mesa_strstr(env, "opt"))
-         flags |= GLSL_OPT;
-      if (_mesa_strstr(env, "uniform"))
-         flags |= GLSL_UNIFORMS;
-   }
-
-   return flags;
-}
-
 
 /**
  * Initialize context's shader state.
@@ -408,7 +383,6 @@ _mesa_init_shader_state(GLcontext * ctx)
    ctx->Shader.EmitHighLevelInstructions = GL_TRUE;
    ctx->Shader.EmitCondCodes = GL_TRUE; /* XXX probably want GL_FALSE... */
    ctx->Shader.EmitComments = GL_FALSE;
-   ctx->Shader.Flags = get_shader_flags();
 }
 
 
@@ -1639,7 +1613,6 @@ _mesa_uniform(GLcontext *ctx, GLint location, GLsizei count,
    struct gl_shader_program *shProg = ctx->Shader.CurrentProgram;
    struct gl_uniform *uniform;
    GLint elems, offset;
-   GLenum basicType;
 
    if (!shProg || !shProg->LinkStatus) {
       _mesa_error(ctx, GL_INVALID_OPERATION, "glUniform(program not linked)");
@@ -1663,35 +1636,19 @@ _mesa_uniform(GLcontext *ctx, GLint location, GLsizei count,
 
    switch (type) {
    case GL_FLOAT:
-      basicType = GL_FLOAT;
-      elems = 1;
-      break;
    case GL_INT:
-      basicType = GL_INT;
       elems = 1;
       break;
    case GL_FLOAT_VEC2:
-      basicType = GL_FLOAT;
-      elems = 2;
-      break;
    case GL_INT_VEC2:
-      basicType = GL_INT;
       elems = 2;
       break;
    case GL_FLOAT_VEC3:
-      basicType = GL_FLOAT;
-      elems = 3;
-      break;
    case GL_INT_VEC3:
-      basicType = GL_INT;
       elems = 3;
       break;
    case GL_FLOAT_VEC4:
-      basicType = GL_FLOAT;
-      elems = 4;
-      break;
    case GL_INT_VEC4:
-      basicType = GL_INT;
       elems = 4;
       break;
    default:
@@ -1703,25 +1660,6 @@ _mesa_uniform(GLcontext *ctx, GLint location, GLsizei count,
 
    uniform = &shProg->Uniforms->Uniforms[location];
 
-   if (ctx->Shader.Flags & GLSL_UNIFORMS) {
-      GLint i;
-      _mesa_printf("Mesa: set program %u uniform %s (loc %d) to: ",
-                   shProg->Name, uniform->Name, location);
-      if (basicType == GL_INT) {
-         const GLint *v = (const GLint *) values;
-         for (i = 0; i < count * elems; i++) {
-            _mesa_printf("%d ", v[i]);
-         }
-      }
-      else {
-         const GLfloat *v = (const GLfloat *) values;
-         for (i = 0; i < count * elems; i++) {
-            _mesa_printf("%g ", v[i]);
-         }
-      }
-      _mesa_printf("\n");
-   }
-
    /* A uniform var may be used by both a vertex shader and a fragment
     * shader.  We may need to update one or both shader's uniform here:
     */
diff --git a/src/mesa/shader/slang/slang_compile.c b/src/mesa/shader/slang/slang_compile.c
index 0c7881dd19b..40460e0c7ee 100644
--- a/src/mesa/shader/slang/slang_compile.c
+++ b/src/mesa/shader/slang/slang_compile.c
@@ -32,7 +32,6 @@
 #include "main/context.h"
 #include "shader/program.h"
 #include "shader/programopt.h"
-#include "shader/prog_optimize.h"
 #include "shader/prog_print.h"
 #include "shader/prog_parameter.h"
 #include "shader/grammar/grammar_mesa.h"
@@ -2795,22 +2794,11 @@ _slang_compile(GLcontext *ctx, struct gl_shader *shader)
    _mesa_print_program(shader->Program);
 #endif
 
-   if (success) {
-      if ((ctx->Shader.Flags & GLSL_NO_OPT) == 0) {
-         if ((ctx->Shader.Flags & GLSL_OPT) || shader->Pragmas.Optimize) {
-            /* apply program optimizations */
-            _mesa_remove_extra_moves(shader->Program);
-            _mesa_remove_dead_code(shader->Program);
-            _mesa_consolidate_registers(shader->Program);
-         }
-      }
-   }
-
    shader->CompileStatus = success;
 
-   if (ctx->Shader.Flags & GLSL_LOG) {
-      _mesa_write_shader_to_file(shader);
-   }
+#if 0
+   _mesa_write_shader_to_file(shader);
+#endif
 
    return success;
 }
diff --git a/src/mesa/shader/slang/slang_link.c b/src/mesa/shader/slang/slang_link.c
index 4ee1beccd46..77bcda08716 100644
--- a/src/mesa/shader/slang/slang_link.c
+++ b/src/mesa/shader/slang/slang_link.c
@@ -675,12 +675,12 @@ _slang_link(GLcontext *ctx,
       /* notify driver that a new fragment program has been compiled/linked */
       ctx->Driver.ProgramStringNotify(ctx, GL_FRAGMENT_PROGRAM_ARB,
                                       &shProg->FragmentProgram->Base);
-      if (ctx->Shader.Flags & GLSL_DUMP) {
-         _mesa_printf("Mesa original fragment program:\n");
+      if (MESA_VERBOSE & VERBOSE_GLSL_DUMP) {
+         printf("Mesa original fragment program:\n");
          _mesa_print_program(&fragProg->Base);
          _mesa_print_program_parameters(ctx, &fragProg->Base);
 
-         _mesa_printf("Mesa post-link fragment program:\n");
+         printf("Mesa post-link fragment program:\n");
          _mesa_print_program(&shProg->FragmentProgram->Base);
          _mesa_print_program_parameters(ctx, &shProg->FragmentProgram->Base);
       }
@@ -693,26 +693,22 @@ _slang_link(GLcontext *ctx,
       /* notify driver that a new vertex program has been compiled/linked */
       ctx->Driver.ProgramStringNotify(ctx, GL_VERTEX_PROGRAM_ARB,
                                       &shProg->VertexProgram->Base);
-      if (ctx->Shader.Flags & GLSL_DUMP) {
-         _mesa_printf("Mesa original vertex program:\n");
+      if (MESA_VERBOSE & VERBOSE_GLSL_DUMP) {
+         printf("Mesa original vertex program:\n");
          _mesa_print_program(&vertProg->Base);
          _mesa_print_program_parameters(ctx, &vertProg->Base);
 
-         _mesa_printf("Mesa post-link vertex program:\n");
+         printf("Mesa post-link vertex program:\n");
          _mesa_print_program(&shProg->VertexProgram->Base);
          _mesa_print_program_parameters(ctx, &shProg->VertexProgram->Base);
       }
    }
 
-   if (ctx->Shader.Flags & GLSL_DUMP) {
-      _mesa_printf("Varying vars:\n");
+   if (MESA_VERBOSE & VERBOSE_GLSL_DUMP) {
+      printf("Varying vars:\n");
       _mesa_print_parameter_list(shProg->Varying);
-      if (shProg->InfoLog) {
-         _mesa_printf("Info Log: %s\n", shProg->InfoLog);
-      }
    }
 
-
    shProg->LinkStatus = (shProg->VertexProgram || shProg->FragmentProgram);
 }
 
diff --git a/src/mesa/shader/slang/slang_log.c b/src/mesa/shader/slang/slang_log.c
index 30729ba8d52..d5576d7ee2d 100644
--- a/src/mesa/shader/slang/slang_log.c
+++ b/src/mesa/shader/slang/slang_log.c
@@ -77,11 +77,13 @@ slang_info_log_message(slang_info_log * log, const char *prefix,
    slang_string_concat(log->text, msg);
    slang_string_concat(log->text, "\n");
 
+   if (MESA_VERBOSE & VERBOSE_GLSL) {
+      _mesa_printf("Mesa: GLSL %s", log->text);
+   }
+
    return 1;
 }
 
-#define EXIT_SUCCESS 13
-
 int
 slang_info_log_print(slang_info_log * log, const char *msg, ...)
 {
diff --git a/src/mesa/sources b/src/mesa/sources
index a7210c134da..01a3fb89e61 100644
--- a/src/mesa/sources
+++ b/src/mesa/sources
@@ -177,7 +177,6 @@ SHADER_SOURCES = \
 	shader/prog_execute.c \
 	shader/prog_instruction.c \
 	shader/prog_noise.c \
-	shader/prog_optimize.c \
 	shader/prog_parameter.c \
 	shader/prog_print.c \
 	shader/prog_statevars.c \