Merge branch 'mesa_7_6_branch' into mesa_7_7_branch

Conflicts:
	src/gallium/drivers/softpipe/sp_quad_blend.c

12 files changed, 49 insertions, 12 deletions

diff --git a/src/mesa/drivers/dri/i810/i810tris.c b/src/mesa/drivers/dri/i810/i810tris.c
index b508496fb69..213ba541cee 100644
--- a/src/mesa/drivers/dri/i810/i810tris.c
+++ b/src/mesa/drivers/dri/i810/i810tris.c
@@ -270,7 +270,8 @@ do {							\
 
 #define LOCAL_VARS(n)							\
    i810ContextPtr imesa = I810_CONTEXT(ctx);				\
-   GLuint color[n], spec[n];						\
+   GLuint color[n] = { 0 };						\
+   GLuint spec[n] = { 0 };						\
    GLuint coloroffset = (imesa->vertex_size == 4 ? 3 : 4);		\
    GLboolean havespec = (imesa->vertex_size > 4);			\
    (void) color; (void) spec; (void) coloroffset; (void) havespec;
diff --git a/src/mesa/drivers/dri/intel/intel_buffers.c b/src/mesa/drivers/dri/intel/intel_buffers.c
index 6b12d484d85..05643189a21 100644
--- a/src/mesa/drivers/dri/intel/intel_buffers.c
+++ b/src/mesa/drivers/dri/intel/intel_buffers.c
@@ -191,10 +191,15 @@ intel_draw_buffer(GLcontext * ctx, struct gl_framebuffer *fb)
       return;
    }
 
-   /*
-    * How many color buffers are we drawing into?
+   /* How many color buffers are we drawing into?
+    *
+    * If there are zero buffers or the buffer is too big, don't configure any
+    * regions for hardware drawing.  We'll fallback to software below.  Not
+    * having regions set makes some of the software fallback paths faster.
     */
-   if (fb->_NumColorDrawBuffers == 0) {
+   if ((fb->Width > ctx->Const.MaxRenderbufferSize)
+       || (fb->Height > ctx->Const.MaxRenderbufferSize)
+       || (fb->_NumColorDrawBuffers == 0)) {
       /* writing to 0  */
       colorRegions[0] = NULL;
       intel->constant_cliprect = GL_TRUE;
diff --git a/src/mesa/drivers/dri/mach64/mach64_tris.c b/src/mesa/drivers/dri/mach64/mach64_tris.c
index f2e8e2e3ae8..c2a0adfef02 100644
--- a/src/mesa/drivers/dri/mach64/mach64_tris.c
+++ b/src/mesa/drivers/dri/mach64/mach64_tris.c
@@ -1297,7 +1297,8 @@ do {						\
 
 #define LOCAL_VARS(n)						\
    mach64ContextPtr mmesa = MACH64_CONTEXT(ctx);		\
-   GLuint color[n], spec[n];					\
+   GLuint color[n] = { 0 };					\
+   GLuint spec[n] = { 0 };					\
    GLuint vertex_size = mmesa->vertex_size;			\
    const GLuint xyoffset = 9;					\
    const GLuint coloroffset = 8;				\
diff --git a/src/mesa/drivers/dri/mga/mgatris.c b/src/mesa/drivers/dri/mga/mgatris.c
index b93a21c3acf..c1bcd4b8531 100644
--- a/src/mesa/drivers/dri/mga/mgatris.c
+++ b/src/mesa/drivers/dri/mga/mgatris.c
@@ -397,7 +397,8 @@ do {						\
 
 #define LOCAL_VARS(n)					\
    mgaContextPtr mmesa = MGA_CONTEXT(ctx);		\
-   GLuint color[n], spec[n];				\
+   GLuint color[n] = { 0 };				\
+   GLuint spec[n] = { 0 };				\
    (void) color; (void) spec;
 
 
diff --git a/src/mesa/shader/slang/slang_compile_operation.c b/src/mesa/shader/slang/slang_compile_operation.c
index 3e2bdbc91ff..be73094ca04 100644
--- a/src/mesa/shader/slang/slang_compile_operation.c
+++ b/src/mesa/shader/slang/slang_compile_operation.c
@@ -52,6 +52,7 @@ slang_operation_construct(slang_operation * oper)
    _slang_variable_scope_ctr(oper->locals);
    oper->fun = NULL;
    oper->var = NULL;
+   oper->label = NULL;
    return GL_TRUE;
 }
 
diff --git a/src/mesa/state_tracker/st_draw.c b/src/mesa/state_tracker/st_draw.c
index 68bc76b5723..5c6af1125a3 100644
--- a/src/mesa/state_tracker/st_draw.c
+++ b/src/mesa/state_tracker/st_draw.c
@@ -381,7 +381,7 @@ setup_interleaved_attribs(GLcontext *ctx,
 {
    struct pipe_context *pipe = ctx->st->pipe;
    GLuint attr;
-   const GLubyte *offset0;
+   const GLubyte *offset0 = NULL;
 
    for (attr = 0; attr < vp->num_inputs; attr++) {
       const GLuint mesaAttr = vp->index_to_input[attr];
@@ -560,7 +560,7 @@ st_draw_vbo(GLcontext *ctx,
    GLuint attr;
    struct pipe_vertex_element velements[PIPE_MAX_ATTRIBS];
    unsigned num_vbuffers, num_velements;
-   GLboolean userSpace;
+   GLboolean userSpace = GL_FALSE;
 
    /* Gallium probably doesn't want this in some cases. */
    if (!index_bounds_valid)
diff --git a/src/mesa/swrast/s_atifragshader.c b/src/mesa/swrast/s_atifragshader.c
index 5fefae6c42b..e88ff191239 100644
--- a/src/mesa/swrast/s_atifragshader.c
+++ b/src/mesa/swrast/s_atifragshader.c
@@ -279,7 +279,7 @@ handle_sample_op(GLcontext * ctx, struct atifs_machine *machine,
 /* sample from unit idx using texinst->src as coords */
    GLuint swizzle = texinst->swizzle;
    GLuint coord_source = texinst->src;
-   GLfloat tex_coords[4];
+   GLfloat tex_coords[4] = { 0 };
 
    if (coord_source >= GL_TEXTURE0_ARB && coord_source <= GL_TEXTURE7_ARB) {
       coord_source -= GL_TEXTURE0_ARB;
diff --git a/src/mesa/swrast/s_triangle.c b/src/mesa/swrast/s_triangle.c
index d80a6761f40..5bec6066967 100644
--- a/src/mesa/swrast/s_triangle.c
+++ b/src/mesa/swrast/s_triangle.c
@@ -553,6 +553,9 @@ affine_span(GLcontext *ctx, SWspan *span,
    info.format = texImg->TexFormat;					\
    info.filter = obj->MinFilter;					\
    info.envmode = unit->EnvMode;					\
+   info.er = 0;					\
+   info.eg = 0;					\
+   info.eb = 0;					\
    span.arrayMask |= SPAN_RGBA;						\
 									\
    if (info.envmode == GL_BLEND) {					\
@@ -815,6 +818,9 @@ fast_persp_span(GLcontext *ctx, SWspan *span,
    info.format = texImg->TexFormat;					\
    info.filter = obj->MinFilter;					\
    info.envmode = unit->EnvMode;					\
+   info.er = 0;					\
+   info.eg = 0;					\
+   info.eb = 0;					\
 									\
    if (info.envmode == GL_BLEND) {					\
       /* potential off-by-one error here? (1.0f -> 2048 -> 0) */	\
diff --git a/src/mesa/swrast_setup/ss_tritmp.h b/src/mesa/swrast_setup/ss_tritmp.h
index 724b5e94fa5..bd20a8d972f 100644
--- a/src/mesa/swrast_setup/ss_tritmp.h
+++ b/src/mesa/swrast_setup/ss_tritmp.h
@@ -41,9 +41,9 @@ static void TAG(triangle)(GLcontext *ctx, GLuint e0, GLuint e1, GLuint e2 )
    GLenum mode = GL_FILL;
    GLuint facing = 0;
    GLchan saved_color[3][4];
-   GLfloat saved_col0[3][4];
-   GLfloat saved_spec[3][4];
-   GLfloat saved_index[3];
+   GLfloat saved_col0[3][4] = { { 0 } };
+   GLfloat saved_spec[3][4] = { { 0 } };
+   GLfloat saved_index[3] = { 0 };
 
    v[0] = &verts[e0];
    v[1] = &verts[e1];
diff --git a/src/mesa/tnl_dd/t_dd_dmatmp.h b/src/mesa/tnl_dd/t_dd_dmatmp.h
index e4b535fb680..d568bfdb584 100644
--- a/src/mesa/tnl_dd/t_dd_dmatmp.h
+++ b/src/mesa/tnl_dd/t_dd_dmatmp.h
@@ -241,6 +241,7 @@ static void TAG(render_line_loop_verts)( GLcontext *ctx,
 	       tmp = ALLOC_VERTS(nr+1);
 	       tmp = TAG(emit_verts)( ctx, j, nr, tmp );
 	       tmp = TAG(emit_verts)( ctx, start, 1, tmp );
+	       (void) tmp;
 	    }
 	    else {
 	       TAG(emit_verts)( ctx, j, nr, ALLOC_VERTS(nr) );
@@ -254,6 +255,7 @@ static void TAG(render_line_loop_verts)( GLcontext *ctx,
 	 tmp = ALLOC_VERTS(2);
 	 tmp = TAG(emit_verts)( ctx, start+1, 1, tmp );
 	 tmp = TAG(emit_verts)( ctx, start, 1, tmp );
+	 (void) tmp;
       }
 
       FLUSH();
@@ -358,6 +360,7 @@ static void TAG(render_tri_fan_verts)( GLcontext *ctx,
 	 tmp = ALLOC_VERTS( nr );
 	 tmp = TAG(emit_verts)( ctx, start, 1, tmp );
 	 tmp = TAG(emit_verts)( ctx, j, nr - 1, tmp );
+	 (void) tmp;
 	 currentsz = dmasz;
       }
 
@@ -397,6 +400,7 @@ static void TAG(render_poly_verts)( GLcontext *ctx,
 	 tmp = ALLOC_VERTS( nr );
 	 tmp = TAG(emit_verts)( ctx, start, 1, tmp );
 	 tmp = TAG(emit_verts)( ctx, j, nr - 1, tmp );
+	 (void) tmp;
 	 currentsz = dmasz;
       }
 
@@ -634,6 +638,7 @@ static void TAG(render_quads_verts)( GLcontext *ctx,
 	 /* Send v1, v2, v3
 	  */
 	 tmp = EMIT_VERTS(ctx, j + 1, 3, tmp);
+	 (void) tmp;
       }
    }
    else {
@@ -820,6 +825,7 @@ static void TAG(render_line_loop_elts)( GLcontext *ctx,
 	       tmp = ALLOC_ELTS(nr+1);
 	       tmp = TAG(emit_elts)( ctx, elts+j, nr, tmp );
 	       tmp = TAG(emit_elts)( ctx, elts+start, 1, tmp );
+	       (void) tmp;
 	    }
 	    else {
 	       TAG(emit_elts)( ctx, elts+j, nr, ALLOC_ELTS(nr) );
@@ -833,6 +839,7 @@ static void TAG(render_line_loop_elts)( GLcontext *ctx,
 	 tmp = ALLOC_ELTS(2);
 	 tmp = TAG(emit_elts)( ctx, elts+start+1, 1, tmp );
 	 tmp = TAG(emit_elts)( ctx, elts+start, 1, tmp );
+	 (void) tmp;
       }
 
       FLUSH();
@@ -946,6 +953,7 @@ static void TAG(render_tri_fan_elts)( GLcontext *ctx,
 	 tmp = ALLOC_ELTS( nr );
 	 tmp = TAG(emit_elts)( ctx, elts+start, 1, tmp );
 	 tmp = TAG(emit_elts)( ctx, elts+j, nr - 1, tmp );
+	 (void) tmp;
 	 FLUSH();
 	 currentsz = dmasz;
       }
@@ -983,6 +991,7 @@ static void TAG(render_poly_elts)( GLcontext *ctx,
 	 tmp = ALLOC_ELTS( nr );
 	 tmp = TAG(emit_elts)( ctx, elts+start, 1, tmp );
 	 tmp = TAG(emit_elts)( ctx, elts+j, nr - 1, tmp );
+	 (void) tmp;
 	 FLUSH();
 	 currentsz = dmasz;
       }
diff --git a/src/mesa/tnl_dd/t_dd_dmatmp2.h b/src/mesa/tnl_dd/t_dd_dmatmp2.h
index 2380c49fdf4..cd225b6343e 100644
--- a/src/mesa/tnl_dd/t_dd_dmatmp2.h
+++ b/src/mesa/tnl_dd/t_dd_dmatmp2.h
@@ -266,6 +266,7 @@ static void TAG(render_line_loop_verts)( GLcontext *ctx,
 	    if (j + nr < count) {
 	       ELT_TYPE *dest = ALLOC_ELTS( nr );
 	       dest = TAG(emit_consecutive_elts)( ctx, dest, j, nr );
+	       (void) dest;
 	       j += nr - 1;
 	       CLOSE_ELTS();
 	    }
@@ -273,6 +274,7 @@ static void TAG(render_line_loop_verts)( GLcontext *ctx,
 	       ELT_TYPE *dest = ALLOC_ELTS( nr + 1 );
 	       dest = TAG(emit_consecutive_elts)( ctx, dest, j, nr );
 	       dest = TAG(emit_consecutive_elts)( ctx, dest, start, 1 );
+	       (void) dest;
 	       j += nr;
 	       CLOSE_ELTS();
 	    }
@@ -554,6 +556,7 @@ static void TAG(render_points_elts)( GLcontext *ctx,
       nr = MIN2( dmasz, count - j );
       dest = ALLOC_ELTS( nr );
       dest = TAG(emit_elts)( ctx, dest, elts+j, nr );
+      (void) dest;
       CLOSE_ELTS();
    }
 }
@@ -590,6 +593,7 @@ static void TAG(render_lines_elts)( GLcontext *ctx,
       nr = MIN2( dmasz, count - j );
       dest = ALLOC_ELTS( nr );
       dest = TAG(emit_elts)( ctx, dest, elts+j, nr );
+      (void) dest;
       CLOSE_ELTS();
    }
 
@@ -621,6 +625,7 @@ static void TAG(render_line_strip_elts)( GLcontext *ctx,
       nr = MIN2( dmasz, count - j );
       dest = ALLOC_ELTS( nr );
       dest = TAG(emit_elts)( ctx, dest, elts+j, nr );
+      (void) dest;
       CLOSE_ELTS();
    }
 }
@@ -671,6 +676,7 @@ static void TAG(render_line_loop_elts)( GLcontext *ctx,
       j += nr - 1;
       if (j + 1 >= count && (flags & PRIM_END)) {
 	 dest = TAG(emit_elts)( ctx, dest, elts+start, 1 );
+	 (void) dest;
       }
       CLOSE_ELTS();
    }
@@ -703,6 +709,7 @@ static void TAG(render_triangles_elts)( GLcontext *ctx,
       nr = MIN2( dmasz, count - j );
       dest = ALLOC_ELTS( nr );
       dest = TAG(emit_elts)( ctx, dest, elts+j, nr );
+      (void) dest;
       CLOSE_ELTS();
    }
 }
@@ -734,6 +741,7 @@ static void TAG(render_tri_strip_elts)( GLcontext *ctx,
 
       dest = ALLOC_ELTS( nr );
       dest = TAG(emit_elts)( ctx, dest, elts+j, nr );
+      (void) dest;
       CLOSE_ELTS();
    }
 }
@@ -759,6 +767,7 @@ static void TAG(render_tri_fan_elts)( GLcontext *ctx,
       dest = ALLOC_ELTS( nr );
       dest = TAG(emit_elts)( ctx, dest, elts+start, 1 );
       dest = TAG(emit_elts)( ctx, dest, elts+j, nr - 1 );
+      (void) dest;
       CLOSE_ELTS();
    }
 }
@@ -785,6 +794,7 @@ static void TAG(render_poly_elts)( GLcontext *ctx,
       dest = ALLOC_ELTS( nr );
       dest = TAG(emit_elts)( ctx, dest, elts+start, 1 );
       dest = TAG(emit_elts)( ctx, dest, elts+j, nr - 1 );
+      (void) dest;
       CLOSE_ELTS();
    }
 }
@@ -843,6 +853,7 @@ static void TAG(render_quad_strip_elts)( GLcontext *ctx,
 	    nr = MIN2( dmasz, count - j );
 	    dest = ALLOC_ELTS( nr );
 	    dest = TAG(emit_elts)( ctx, dest, elts+j, nr );
+	    (void) dest;
 	    CLOSE_ELTS();
 	 }
       }
diff --git a/src/mesa/x86/rtasm/x86sse.c b/src/mesa/x86/rtasm/x86sse.c
index 5aedf5b04be..647be995c12 100644
--- a/src/mesa/x86/rtasm/x86sse.c
+++ b/src/mesa/x86/rtasm/x86sse.c
@@ -7,10 +7,12 @@
 #define DISASSEM 0
 #define X86_TWOB 0x0f
 
+#if 0
 static unsigned char *cptr( void (*label)() )
 {
    return (unsigned char *)(unsigned long)label;
 }
+#endif
 
 
 static void do_realloc( struct x86_function *p )