Change a few frequented uses of DEBUG to !NDEBUG

debugoptimized builds don't define NDEBUG, but they also don't define
DEBUG. We want to enable cheap debug code for these builds.
I only chose those occurences that I care about.

Reviewed-by: Mathias Fröhlich <Mathias.Froehlich@web.de>

src/gallium/auxiliary/tgsi/tgsi_ureg.c

@@ -1241,7 +1241,7 @@ static void validate( enum tgsi_opcode opcode,
                       unsigned nr_dst,
                       unsigned nr_src )
 {
-#ifdef DEBUG
+#ifndef NDEBUG
    const struct tgsi_opcode_info *info = tgsi_get_opcode_info( opcode );
    assert(info);
    if (info) {

src/gallium/drivers/radeonsi/si_descriptors.c

@@ -953,7 +953,7 @@ static void si_bind_sampler_states(struct pipe_context *ctx,
 		    sstates[i] == samplers->sampler_states[slot])
 			continue;
 
-#ifdef DEBUG
+#ifndef NDEBUG
 		assert(sstates[i]->magic == SI_SAMPLER_STATE_MAGIC);
 #endif
 		samplers->sampler_states[slot] = sstates[i];

src/gallium/drivers/radeonsi/si_pipe.h

@@ -607,7 +607,7 @@ struct si_sampler_view {
 #define SI_SAMPLER_STATE_MAGIC 0x34f1c35a
 
 struct si_sampler_state {
-#ifdef DEBUG
+#ifndef NDEBUG
 	unsigned			magic;
 #endif
 	uint32_t			val[4];

src/gallium/drivers/radeonsi/si_shader_tgsi_setup.c

@@ -651,7 +651,7 @@ static void emit_declaration(struct lp_build_tgsi_context *bld_base,
 		}
 		if (!array_alloca) {
 			for (i = 0; i < decl_size; ++i) {
-#ifdef DEBUG
+#ifndef NDEBUG
 				snprintf(name, sizeof(name), "TEMP%d.%c",
 					 first + i / 4, "xyzw"[i % 4]);
 #endif
@@ -681,7 +681,7 @@ static void emit_declaration(struct lp_build_tgsi_context *bld_base,
 			for (i = 0; i < decl_size; ++i) {
 				LLVMValueRef ptr;
 				if (writemask & (1 << (i % 4))) {
-#ifdef DEBUG
+#ifndef NDEBUG
 					snprintf(name, sizeof(name), "TEMP%d.%c",
 						 first + i / 4, "xyzw"[i % 4]);
 #endif
@@ -735,7 +735,7 @@ static void emit_declaration(struct lp_build_tgsi_context *bld_base,
 			if (ctx->outputs[idx][0])
 				continue;
 			for (chan = 0; chan < TGSI_NUM_CHANNELS; chan++) {
-#ifdef DEBUG
+#ifndef NDEBUG
 				snprintf(name, sizeof(name), "OUT%d.%c",
 					 idx, "xyzw"[chan % 4]);
 #endif

src/gallium/drivers/radeonsi/si_state.c

@@ -4328,7 +4328,7 @@ static void *si_create_sampler_state(struct pipe_context *ctx,
 		return NULL;
 	}
 
-#ifdef DEBUG
+#ifndef NDEBUG
 	rstate->magic = SI_SAMPLER_STATE_MAGIC;
 #endif
 	rstate->val[0] = (S_008F30_CLAMP_X(si_tex_wrap(state->wrap_s)) |
@@ -4407,7 +4407,7 @@ static void si_emit_sample_mask(struct si_context *sctx)
 
 static void si_delete_sampler_state(struct pipe_context *ctx, void *state)
 {
-#ifdef DEBUG
+#ifndef NDEBUG
 	struct si_sampler_state *s = state;
 
 	assert(s->magic == SI_SAMPLER_STATE_MAGIC);

src/mesa/main/context.c

@@ -939,7 +939,7 @@ nop_handler(const char *name)
    if (ctx) {
       _mesa_error(ctx, GL_INVALID_OPERATION, "%s(invalid call)", name);
    }
-#if defined(DEBUG)
+#ifndef NDEBUG
    else if (getenv("MESA_DEBUG") || getenv("LIBGL_DEBUG")) {
       fprintf(stderr,
               "GL User Error: gl%s called without a rendering context\n",

src/mesa/main/debug.c

@@ -140,7 +140,7 @@ void _mesa_print_info( struct gl_context *ctx )
 static void
 set_verbose_flags(const char *str)
 {
-#ifdef DEBUG
+#ifndef NDEBUG
    struct option {
       const char *name;
       GLbitfield flag;
@@ -181,7 +181,7 @@ set_verbose_flags(const char *str)
 static void
 set_debug_flags(const char *str)
 {
-#ifdef DEBUG
+#ifndef NDEBUG
    struct option {
       const char *name;
       GLbitfield flag;

src/mesa/main/errors.c

@@ -59,7 +59,7 @@ output_if_debug(const char *prefixString, const char *outputString,
          LogFile = fopen(logFile, "w");
       if (!LogFile)
          LogFile = stderr;
-#ifdef DEBUG
+#ifndef NDEBUG
       /* in debug builds, print messages unless MESA_DEBUG="silent" */
       if (MESA_DEBUG_FLAGS & DEBUG_SILENT)
          debug = 0;
@@ -189,7 +189,7 @@ should_output(struct gl_context *ctx, GLenum error, const char *fmtString)
    if (debug == -1) {
       const char *debugEnv = getenv("MESA_DEBUG");
 
-#ifdef DEBUG
+#ifndef NDEBUG
       if (debugEnv && strstr(debugEnv, "silent"))
          debug = GL_FALSE;
       else
@@ -378,7 +378,7 @@ _mesa_error_no_memory(const char *caller)
 void
 _mesa_debug( const struct gl_context *ctx, const char *fmtString, ... )
 {
-#ifdef DEBUG
+#ifndef NDEBUG
    char s[MAX_DEBUG_MESSAGE_LENGTH];
    va_list args;
    va_start(args, fmtString);

src/mesa/main/feedback.c

@@ -428,7 +428,7 @@ _mesa_RenderMode( GLenum mode )
 	 }
 	 if (ctx->Select.BufferCount > ctx->Select.BufferSize) {
 	    /* overflow */
-#ifdef DEBUG
+#ifndef NDEBUG
             _mesa_warning(ctx, "Feedback buffer overflow");
 #endif
 	    result = -1;

src/mesa/main/formats.c

@@ -734,9 +734,7 @@ _mesa_get_uncompressed_format(mesa_format format)
    case MESA_FORMAT_BPTC_RGB_SIGNED_FLOAT:
       return MESA_FORMAT_RGB_FLOAT32;
    default:
-#ifdef DEBUG
       assert(!_mesa_is_format_compressed(format));
-#endif
       return format;
    }
 }

src/mesa/main/imports.c

@@ -102,7 +102,7 @@ _mesa_align_malloc(size_t bytes, unsigned long alignment)
    buf = (ptr + alignment + sizeof(void *)) & ~(uintptr_t)(alignment - 1);
    *(uintptr_t *)(buf - sizeof(void *)) = ptr;
 
-#ifdef DEBUG
+#ifndef NDEBUG
    /* mark the non-aligned area */
    while ( ptr < buf - sizeof(void *) ) {
       *(unsigned long *)ptr = 0xcdcdcdcd;
@@ -151,7 +151,7 @@ _mesa_align_calloc(size_t bytes, unsigned long alignment)
    buf = (ptr + alignment + sizeof(void *)) & ~(uintptr_t)(alignment - 1);
    *(uintptr_t *)(buf - sizeof(void *)) = ptr;
 
-#ifdef DEBUG
+#ifndef NDEBUG
    /* mark the non-aligned area */
    while ( ptr < buf - sizeof(void *) ) {
       *(unsigned long *)ptr = 0xcdcdcdcd;

src/mesa/main/mtypes.h

@@ -5172,7 +5172,7 @@ struct gl_memory_info
    unsigned nr_device_memory_evictions; /**< # of evictions (monotonic counter) */
 };
 
-#ifdef DEBUG
+#ifndef NDEBUG
 extern int MESA_VERBOSE;
 extern int MESA_DEBUG_FLAGS;
 #else

src/mesa/main/shaderapi.c

@@ -474,7 +474,7 @@ detach_shader(struct gl_context *ctx, GLuint program, GLuint shader,
          shProg->Shaders = newList;
          shProg->NumShaders = n - 1;
 
-#ifdef DEBUG
+#ifndef NDEBUG
          /* sanity check - make sure the new list's entries are sensible */
          for (j = 0; j < shProg->NumShaders; j++) {
             assert(shProg->Shaders[j]->Stage == MESA_SHADER_VERTEX ||

src/mesa/state_tracker/st_atom_framebuffer.c

@@ -188,7 +188,7 @@ st_update_framebuffer_state( struct st_context *st )
    else
       framebuffer.zsbuf = NULL;
 
-#ifdef DEBUG
+#ifndef NDEBUG
    /* Make sure the resource binding flags were set properly */
    for (i = 0; i < framebuffer.nr_cbufs; i++) {
       assert(!framebuffer.cbufs[i] ||

src/mesa/state_tracker/st_format.c

@@ -2196,7 +2196,7 @@ st_choose_format(struct st_context *st, GLenum internalFormat,
    int j;
    enum pipe_format pf;
 
-#ifdef DEBUG
+#ifndef NDEBUG
    {
       static boolean firstCall = TRUE;
       if (firstCall) {

src/mesa/vbo/vbo_exec.h

@@ -111,7 +111,7 @@ struct vbo_exec_context
    /* Which flags to set in vbo_exec_begin_vertices() */
    GLbitfield begin_vertices_flags;
 
-#ifdef DEBUG
+#ifndef NDEBUG
    GLint flush_call_depth;
 #endif
 };

src/mesa/vbo/vbo_exec_api.c

@@ -1251,7 +1251,7 @@ vbo_exec_FlushVertices(struct gl_context *ctx, GLuint flags)
 {
    struct vbo_exec_context *exec = &vbo_context(ctx)->exec;
 
-#ifdef DEBUG
+#ifndef NDEBUG
    /* debug check: make sure we don't get called recursively */
    exec->flush_call_depth++;
    assert(exec->flush_call_depth == 1);
@@ -1259,7 +1259,7 @@ vbo_exec_FlushVertices(struct gl_context *ctx, GLuint flags)
 
    if (_mesa_inside_begin_end(ctx)) {
       /* We've had glBegin but not glEnd! */
-#ifdef DEBUG
+#ifndef NDEBUG
       exec->flush_call_depth--;
       assert(exec->flush_call_depth == 0);
 #endif
@@ -1273,7 +1273,7 @@ vbo_exec_FlushVertices(struct gl_context *ctx, GLuint flags)
     */
    ctx->Driver.NeedFlush &= ~(FLUSH_UPDATE_CURRENT | flags);
 
-#ifdef DEBUG
+#ifndef NDEBUG
    exec->flush_call_depth--;
    assert(exec->flush_call_depth == 0);
 #endif

src/util/slab.c

@@ -31,7 +31,7 @@
 #define SLAB_MAGIC_ALLOCATED 0xcafe4321
 #define SLAB_MAGIC_FREE 0x7ee01234
 
-#ifdef DEBUG
+#ifndef NDEBUG
 #define SET_MAGIC(element, value)   (element)->magic = (value)
 #define CHECK_MAGIC(element, value) assert((element)->magic == (value))
 #else
@@ -51,7 +51,7 @@ struct slab_element_header {
     */
    intptr_t owner;
 
-#ifdef DEBUG
+#ifndef NDEBUG
    intptr_t magic;
 #endif
 };