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-rw-r--r--src/mesa/state_tracker/st_glsl_to_tgsi.cpp8
1 files changed, 5 insertions, 3 deletions
diff --git a/src/mesa/state_tracker/st_glsl_to_tgsi.cpp b/src/mesa/state_tracker/st_glsl_to_tgsi.cpp
index cd481c166e7..b9ab7ae9919 100644
--- a/src/mesa/state_tracker/st_glsl_to_tgsi.cpp
+++ b/src/mesa/state_tracker/st_glsl_to_tgsi.cpp
@@ -389,7 +389,7 @@ public:
unsigned num_output_arrays;
int num_address_regs;
- int samplers_used;
+ uint32_t samplers_used;
glsl_base_type sampler_types[PIPE_MAX_SAMPLERS];
int sampler_targets[PIPE_MAX_SAMPLERS]; /**< One of TGSI_TEXTURE_* */
int buffers_used;
@@ -4290,6 +4290,8 @@ glsl_to_tgsi_visitor::visit(ir_barrier *ir)
glsl_to_tgsi_visitor::glsl_to_tgsi_visitor()
{
+ STATIC_ASSERT(sizeof(samplers_used) * 8 >= PIPE_MAX_SAMPLERS);
+
result.file = PROGRAM_UNDEFINED;
next_temp = 1;
array_sizes = NULL;
@@ -4346,7 +4348,7 @@ count_resources(glsl_to_tgsi_visitor *v, gl_program *prog)
if (inst->info->is_tex) {
for (int i = 0; i < inst->sampler_array_size; i++) {
unsigned idx = inst->sampler_base + i;
- v->samplers_used |= 1 << idx;
+ v->samplers_used |= 1u << idx;
debug_assert(idx < (int)ARRAY_SIZE(v->sampler_types));
v->sampler_types[idx] = inst->tex_type;
@@ -6325,7 +6327,7 @@ st_translate_program(
/* texture samplers */
for (i = 0; i < frag_const->MaxTextureImageUnits; i++) {
- if (program->samplers_used & (1 << i)) {
+ if (program->samplers_used & (1u << i)) {
unsigned type;
t->samplers[i] = ureg_DECL_sampler(ureg, i);