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authorBrian Paul <brianp@vmware.com>2010-07-29 13:49:21 -0600
committerBrian Paul <brianp@vmware.com>2010-07-29 17:25:54 -0600
commitba2cc3b8e6ad161181b67fd2575c6bc768584d23 (patch)
treebdf82dfc3e06fd305e6161575830374a4c6101ab /src/gallium/auxiliary/draw/draw_pt_fetch_shade_pipeline.c
parent8a2933f3663177f32f5ee45bb696463b8549dcbb (diff)
gallium: implement bounds checking for constant buffers
Plumb the constant buffer sizes down into the tgsi interpreter where we can do bounds checking. Optional debug code warns upon out-of-bounds reading. Plus add a few other assertions in the TGSI interpreter.
Diffstat (limited to 'src/gallium/auxiliary/draw/draw_pt_fetch_shade_pipeline.c')
-rw-r--r--src/gallium/auxiliary/draw/draw_pt_fetch_shade_pipeline.c4
1 files changed, 4 insertions, 0 deletions
diff --git a/src/gallium/auxiliary/draw/draw_pt_fetch_shade_pipeline.c b/src/gallium/auxiliary/draw/draw_pt_fetch_shade_pipeline.c
index 121dfc414a..5b16c3788e 100644
--- a/src/gallium/auxiliary/draw/draw_pt_fetch_shade_pipeline.c
+++ b/src/gallium/auxiliary/draw/draw_pt_fetch_shade_pipeline.c
@@ -176,6 +176,7 @@ static void emit(struct pt_emit *emit,
static void draw_vertex_shader_run(struct draw_vertex_shader *vshader,
const void *constants[PIPE_MAX_CONSTANT_BUFFERS],
+ unsigned const_size[PIPE_MAX_CONSTANT_BUFFERS],
const struct draw_vertex_info *input_verts,
struct draw_vertex_info *output_verts )
{
@@ -190,6 +191,7 @@ static void draw_vertex_shader_run(struct draw_vertex_shader *vshader,
(const float (*)[4])input_verts->verts->data,
( float (*)[4])output_verts->verts->data,
constants,
+ const_size,
input_verts->count,
input_verts->vertex_size,
input_verts->vertex_size);
@@ -236,6 +238,7 @@ static void fetch_pipeline_generic( struct draw_pt_middle_end *middle,
if (fpme->opt & PT_SHADE) {
draw_vertex_shader_run(vshader,
draw->pt.user.vs_constants,
+ draw->pt.user.vs_constants_size,
vert_info,
&vs_vert_info);
@@ -246,6 +249,7 @@ static void fetch_pipeline_generic( struct draw_pt_middle_end *middle,
if ((fpme->opt & PT_SHADE) && gshader) {
draw_geometry_shader_run(gshader,
draw->pt.user.gs_constants,
+ draw->pt.user.gs_constants_size,
vert_info,
prim_info,
&gs_vert_info,