mesa: Fix some signed-unsigned comparison warnings

v2: s/unsigned int/unsigned/ in prog_optimize.c

Signed-off-by: Jan Vesely <jan.vesely@rutgers.edu>
Reviewed-by: David Heidelberg <david@ixit.cz>
Reviewed-by: Jose Fonseca <jfonseca@vmware.com>

14 files changed, 33 insertions, 34 deletions

diff --git a/src/mesa/main/bufferobj.c b/src/mesa/main/bufferobj.c
index 2bae1bc..0c1ce98 100644
--- a/src/mesa/main/bufferobj.c
+++ b/src/mesa/main/bufferobj.c
@@ -2887,7 +2887,7 @@ static void
 unbind_uniform_buffers(struct gl_context *ctx, GLuint first, GLsizei count)
 {
    struct gl_buffer_object *bufObj = ctx->Shared->NullBufferObj;
-   GLuint i;
+   GLint i;
 
    for (i = 0; i < count; i++)
       set_ubo_binding(ctx, &ctx->UniformBufferBindings[first + i],
@@ -2898,7 +2898,7 @@ static void
 bind_uniform_buffers_base(struct gl_context *ctx, GLuint first, GLsizei count,
                           const GLuint *buffers)
 {
-   GLuint i;
+   GLint i;
 
    if (!error_check_bind_uniform_buffers(ctx, first, count, "glBindBuffersBase"))
       return;
@@ -2965,7 +2965,7 @@ bind_uniform_buffers_range(struct gl_context *ctx, GLuint first, GLsizei count,
                            const GLuint *buffers,
                            const GLintptr *offsets, const GLsizeiptr *sizes)
 {
-   GLuint i;
+   GLint i;
 
    if (!error_check_bind_uniform_buffers(ctx, first, count,
                                          "glBindBuffersRange"))
@@ -3122,7 +3122,7 @@ unbind_xfb_buffers(struct gl_context *ctx,
                    GLuint first, GLsizei count)
 {
    struct gl_buffer_object * const bufObj = ctx->Shared->NullBufferObj;
-   GLuint i;
+   GLint i;
 
    for (i = 0; i < count; i++)
       _mesa_set_transform_feedback_binding(ctx, tfObj, first + i,
@@ -3136,7 +3136,7 @@ bind_xfb_buffers_base(struct gl_context *ctx,
 {
    struct gl_transform_feedback_object *tfObj =
       ctx->TransformFeedback.CurrentObject;
-   GLuint i;
+   GLint i;
 
    if (!error_check_bind_xfb_buffers(ctx, tfObj, first, count,
                                      "glBindBuffersBase"))
@@ -3204,7 +3204,7 @@ bind_xfb_buffers_range(struct gl_context *ctx,
 {
    struct gl_transform_feedback_object *tfObj =
        ctx->TransformFeedback.CurrentObject;
-   GLuint i;
+   GLint i;
 
    if (!error_check_bind_xfb_buffers(ctx, tfObj, first, count,
                                      "glBindBuffersRange"))
@@ -3342,7 +3342,7 @@ static void
 unbind_atomic_buffers(struct gl_context *ctx, GLuint first, GLsizei count)
 {
    struct gl_buffer_object * const bufObj = ctx->Shared->NullBufferObj;
-   GLuint i;
+   GLint i;
 
    for (i = 0; i < count; i++)
       set_atomic_buffer_binding(ctx, &ctx->AtomicBufferBindings[first + i],
@@ -3355,7 +3355,7 @@ bind_atomic_buffers_base(struct gl_context *ctx,
                          GLsizei count,
                          const GLuint *buffers)
 {
-   GLuint i;
+   GLint i;
 
    if (!error_check_bind_atomic_buffers(ctx, first, count,
                                         "glBindBuffersBase"))
@@ -3422,7 +3422,7 @@ bind_atomic_buffers_range(struct gl_context *ctx,
                           const GLintptr *offsets,
                           const GLsizeiptr *sizes)
 {
-   GLuint i;
+   GLint i;
 
    if (!error_check_bind_atomic_buffers(ctx, first, count,
                                         "glBindBuffersRange"))
diff --git a/src/mesa/main/buffers.c b/src/mesa/main/buffers.c
index 49157f7..a2d02d5 100644
--- a/src/mesa/main/buffers.c
+++ b/src/mesa/main/buffers.c
@@ -301,7 +301,7 @@ _mesa_DrawBuffer(GLenum buffer)
 void GLAPIENTRY
 _mesa_DrawBuffers(GLsizei n, const GLenum *buffers)
 {
-   GLint output;
+   GLuint output;
    GLbitfield usedBufferMask, supportedMask;
    GLbitfield destMask[MAX_DRAW_BUFFERS];
    GET_CURRENT_CONTEXT(ctx);
diff --git a/src/mesa/main/clear.c b/src/mesa/main/clear.c
index 4671ee2..3c4ced8 100644
--- a/src/mesa/main/clear.c
+++ b/src/mesa/main/clear.c
@@ -225,7 +225,7 @@ _mesa_Clear( GLbitfield mask )
 
 
 /** Returned by make_color_buffer_mask() for errors */
-#define INVALID_MASK ~0x0
+#define INVALID_MASK ~0x0U
 
 
 /**
diff --git a/src/mesa/main/dlist.c b/src/mesa/main/dlist.c
index 06a038a..138d360 100644
--- a/src/mesa/main/dlist.c
+++ b/src/mesa/main/dlist.c
@@ -1021,7 +1021,7 @@ dlist_alloc(struct gl_context *ctx, OpCode opcode, GLuint bytes)
    const GLuint contNodes = 1 + POINTER_DWORDS;  /* size of continue info */
    Node *n;
 
-   if (opcode < (GLuint) OPCODE_EXT_0) {
+   if (opcode < OPCODE_EXT_0) {
       if (InstSize[opcode] == 0) {
          /* save instruction size now */
          InstSize[opcode] = numNodes;
diff --git a/src/mesa/main/errors.c b/src/mesa/main/errors.c
index 4e7853b..478e4ed 100644
--- a/src/mesa/main/errors.c
+++ b/src/mesa/main/errors.c
@@ -134,7 +134,7 @@ static const GLenum debug_severity_enums[] = {
 static enum mesa_debug_source
 gl_enum_to_debug_source(GLenum e)
 {
-   int i;
+   unsigned i;
 
    for (i = 0; i < Elements(debug_source_enums); i++) {
       if (debug_source_enums[i] == e)
@@ -146,7 +146,7 @@ gl_enum_to_debug_source(GLenum e)
 static enum mesa_debug_type
 gl_enum_to_debug_type(GLenum e)
 {
-   int i;
+   unsigned i;
 
    for (i = 0; i < Elements(debug_type_enums); i++) {
       if (debug_type_enums[i] == e)
@@ -158,7 +158,7 @@ gl_enum_to_debug_type(GLenum e)
 static enum mesa_debug_severity
 gl_enum_to_debug_severity(GLenum e)
 {
-   int i;
+   unsigned i;
 
    for (i = 0; i < Elements(debug_severity_enums); i++) {
       if (debug_severity_enums[i] == e)
@@ -633,7 +633,7 @@ debug_fetch_message(const struct gl_debug_state *debug)
  * Delete the oldest debug messages out of the log.
  */
 static void
-debug_delete_messages(struct gl_debug_state *debug, unsigned count)
+debug_delete_messages(struct gl_debug_state *debug, int count)
 {
    struct gl_debug_log *log = &debug->Log;
 
diff --git a/src/mesa/main/fbobject.c b/src/mesa/main/fbobject.c
index 80dc353..7d91470 100644
--- a/src/mesa/main/fbobject.c
+++ b/src/mesa/main/fbobject.c
@@ -2347,7 +2347,7 @@ reuse_framebuffer_texture_attachment(struct gl_framebuffer *fb,
 static void
 framebuffer_texture(struct gl_context *ctx, const char *caller, GLenum target,
                     GLenum attachment, GLenum textarget, GLuint texture,
-                    GLint level, GLint zoffset, GLboolean layered)
+                    GLint level, GLuint zoffset, GLboolean layered)
 {
    struct gl_renderbuffer_attachment *att;
    struct gl_texture_object *texObj = NULL;
@@ -2441,8 +2441,8 @@ framebuffer_texture(struct gl_context *ctx, const char *caller, GLenum target,
       }
 
       if (texObj->Target == GL_TEXTURE_3D) {
-         const GLint maxSize = 1 << (ctx->Const.Max3DTextureLevels - 1);
-         if (zoffset < 0 || zoffset >= maxSize) {
+         const GLuint maxSize = 1 << (ctx->Const.Max3DTextureLevels - 1);
+         if (zoffset >= maxSize) {
             _mesa_error(ctx, GL_INVALID_VALUE,
                         "glFramebufferTexture%s(zoffset)", caller);
             return;
@@ -2452,8 +2452,7 @@ framebuffer_texture(struct gl_context *ctx, const char *caller, GLenum target,
                (texObj->Target == GL_TEXTURE_2D_ARRAY_EXT) ||
                (texObj->Target == GL_TEXTURE_CUBE_MAP_ARRAY) ||
                (texObj->Target == GL_TEXTURE_2D_MULTISAMPLE_ARRAY)) {
-         if (zoffset < 0 ||
-             zoffset >= (GLint) ctx->Const.MaxArrayTextureLayers) {
+         if (zoffset >= ctx->Const.MaxArrayTextureLayers) {
             _mesa_error(ctx, GL_INVALID_VALUE,
                         "glFramebufferTexture%s(layer)", caller);
             return;
diff --git a/src/mesa/main/ffvertex_prog.c b/src/mesa/main/ffvertex_prog.c
index d5afc3d..c51c20d 100644
--- a/src/mesa/main/ffvertex_prog.c
+++ b/src/mesa/main/ffvertex_prog.c
@@ -302,7 +302,7 @@ struct ureg {
 struct tnl_program {
    const struct state_key *state;
    struct gl_vertex_program *program;
-   GLint max_inst;  /** number of instructions allocated for program */
+   GLuint max_inst;  /** number of instructions allocated for program */
    GLboolean mvp_with_dp4;
 
    GLuint temp_in_use;
@@ -578,7 +578,7 @@ static void emit_op3fn(struct tnl_program *p,
    GLuint nr;
    struct prog_instruction *inst;
 
-   assert((GLint) p->program->Base.NumInstructions <= p->max_inst);
+   assert(p->program->Base.NumInstructions <= p->max_inst);
 
    if (p->program->Base.NumInstructions == p->max_inst) {
       /* need to extend the program's instruction array */
diff --git a/src/mesa/main/format_utils.h b/src/mesa/main/format_utils.h
index 2faaf76..7f500ec 100644
--- a/src/mesa/main/format_utils.h
+++ b/src/mesa/main/format_utils.h
@@ -163,7 +163,7 @@ _mesa_unsigned_to_unsigned(unsigned src, unsigned dst_size)
 static inline int
 _mesa_unsigned_to_signed(unsigned src, unsigned dst_size)
 {
-   return MIN2(src, MAX_INT(dst_size));
+   return MIN2(src, (unsigned)MAX_INT(dst_size));
 }
 
 static inline int
diff --git a/src/mesa/main/framebuffer.c b/src/mesa/main/framebuffer.c
index 7416bb1..dc0386d 100644
--- a/src/mesa/main/framebuffer.c
+++ b/src/mesa/main/framebuffer.c
@@ -345,7 +345,7 @@ update_framebuffer_size(struct gl_context *ctx, struct gl_framebuffer *fb)
       }
    }
 
-   if (minWidth != ~0) {
+   if (minWidth != ~0U) {
       fb->Width = minWidth;
       fb->Height = minHeight;
    }
diff --git a/src/mesa/main/matrix.c b/src/mesa/main/matrix.c
index 99a5013..0539caa 100644
--- a/src/mesa/main/matrix.c
+++ b/src/mesa/main/matrix.c
@@ -690,7 +690,7 @@ free_matrix_stack( struct gl_matrix_stack *stack )
  */
 void _mesa_init_matrix( struct gl_context * ctx )
 {
-   GLint i;
+   GLuint i;
 
    /* Initialize matrix stacks */
    init_matrix_stack(&ctx->ModelviewMatrixStack, MAX_MODELVIEW_STACK_DEPTH,
@@ -701,7 +701,7 @@ void _mesa_init_matrix( struct gl_context * ctx )
       init_matrix_stack(&ctx->TextureMatrixStack[i], MAX_TEXTURE_STACK_DEPTH,
                         _NEW_TEXTURE_MATRIX);
    for (i = 0; i < Elements(ctx->ProgramMatrixStack); i++)
-      init_matrix_stack(&ctx->ProgramMatrixStack[i], 
+      init_matrix_stack(&ctx->ProgramMatrixStack[i],
 		        MAX_PROGRAM_MATRIX_STACK_DEPTH, _NEW_TRACK_MATRIX);
    ctx->CurrentStack = &ctx->ModelviewMatrixStack;
 
@@ -720,7 +720,7 @@ void _mesa_init_matrix( struct gl_context * ctx )
  */
 void _mesa_free_matrix_data( struct gl_context *ctx )
 {
-   GLint i;
+   GLuint i;
 
    free_matrix_stack(&ctx->ModelviewMatrixStack);
    free_matrix_stack(&ctx->ProjectionMatrixStack);
diff --git a/src/mesa/main/mipmap.c b/src/mesa/main/mipmap.c
index 3ea04e90..75a12cd 100644
--- a/src/mesa/main/mipmap.c
+++ b/src/mesa/main/mipmap.c
@@ -2093,7 +2093,7 @@ generate_mipmap_compressed(struct gl_context *ctx, GLenum target,
       GLint border;
       GLboolean nextLevel;
       GLuint temp_dst_row_stride, temp_dst_img_stride; /* in bytes */
-      GLuint i;
+      GLint i;
 
       /* get src image parameters */
       srcImage = _mesa_select_tex_image(texObj, target, level);
diff --git a/src/mesa/main/rastpos.c b/src/mesa/main/rastpos.c
index a9a6cee..2027a9b 100644
--- a/src/mesa/main/rastpos.c
+++ b/src/mesa/main/rastpos.c
@@ -490,7 +490,7 @@ void glWindowPos4fMESA( GLfloat x, GLfloat y, GLfloat z, GLfloat w )
  */
 void _mesa_init_rastpos( struct gl_context * ctx )
 {
-   int i;
+   unsigned i;
 
    ASSIGN_4V( ctx->Current.RasterPos, 0.0, 0.0, 0.0, 1.0 );
    ctx->Current.RasterDistance = 0.0;
diff --git a/src/mesa/main/texgetimage.c b/src/mesa/main/texgetimage.c
index e4572e4..ee465e6 100644
--- a/src/mesa/main/texgetimage.c
+++ b/src/mesa/main/texgetimage.c
@@ -596,7 +596,7 @@ get_tex_memcpy(struct gl_context *ctx, GLenum format, GLenum type,
 
    if (memCopy) {
       const GLuint bpp = _mesa_get_format_bytes(texImage->TexFormat);
-      const GLuint bytesPerRow = texImage->Width * bpp;
+      const GLint bytesPerRow = texImage->Width * bpp;
       GLubyte *dst =
          _mesa_image_address2d(&ctx->Pack, pixels, texImage->Width,
                                texImage->Height, format, type, 0, 0);
@@ -707,7 +707,7 @@ _mesa_GetCompressedTexImage_sw(struct gl_context *ctx,
    const GLuint dimensions =
       _mesa_get_texture_dimensions(texImage->TexObject->Target);
    struct compressed_pixelstore store;
-   GLuint i, slice;
+   GLint slice;
    GLubyte *dest;
 
    _mesa_compute_compressed_pixelstore(dimensions, texImage->TexFormat,
@@ -745,7 +745,7 @@ _mesa_GetCompressedTexImage_sw(struct gl_context *ctx,
                                   GL_MAP_READ_BIT, &src, &srcRowStride);
 
       if (src) {
-
+         GLint i;
          for (i = 0; i < store.CopyRowsPerSlice; i++) {
             memcpy(dest, src, store.CopyBytesPerRow);
             dest += store.TotalBytesPerRow;
diff --git a/src/mesa/main/varray.c b/src/mesa/main/varray.c
index 89aaad1..978ec7b 100644
--- a/src/mesa/main/varray.c
+++ b/src/mesa/main/varray.c
@@ -255,7 +255,7 @@ update_array_format(struct gl_context *ctx,
 {
    struct gl_vertex_attrib_array *array;
    GLbitfield typeBit;
-   GLuint elementSize;
+   GLint elementSize;
    GLenum format = GL_RGBA;
 
    if (ctx->Array.LegalTypesMask == 0 || ctx->Array.LegalTypesMaskAPI != ctx->API) {