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-rw-r--r--src/compiler/glsl/linker.cpp20
1 files changed, 17 insertions, 3 deletions
diff --git a/src/compiler/glsl/linker.cpp b/src/compiler/glsl/linker.cpp
index 1c27854eb7a..d4d368a69ce 100644
--- a/src/compiler/glsl/linker.cpp
+++ b/src/compiler/glsl/linker.cpp
@@ -72,6 +72,7 @@
#include "ir.h"
#include "program.h"
#include "program/hash_table.h"
+#include "program/prog_instruction.h"
#include "linker.h"
#include "link_varyings.h"
#include "ir_optimization.h"
@@ -2485,7 +2486,7 @@ resize_tes_inputs(struct gl_context *ctx,
ir->accept(&input_resize_visitor);
}
- if (tcs) {
+ if (tcs || ctx->Const.LowerTESPatchVerticesIn) {
/* Convert the gl_PatchVerticesIn system value into a constant, since
* the value is known at this point.
*/
@@ -2494,9 +2495,22 @@ resize_tes_inputs(struct gl_context *ctx,
if (var && var->data.mode == ir_var_system_value &&
var->data.location == SYSTEM_VALUE_VERTICES_IN) {
void *mem_ctx = ralloc_parent(var);
- var->data.mode = ir_var_auto;
var->data.location = 0;
- var->constant_value = new(mem_ctx) ir_constant(num_vertices);
+ var->data.explicit_location = false;
+ if (tcs) {
+ var->data.mode = ir_var_auto;
+ var->constant_value = new(mem_ctx) ir_constant(num_vertices);
+ } else {
+ var->data.mode = ir_var_uniform;
+ var->data.how_declared = ir_var_hidden;
+ var->allocate_state_slots(1);
+ ir_state_slot *slot0 = &var->get_state_slots()[0];
+ slot0->swizzle = SWIZZLE_XXXX;
+ slot0->tokens[0] = STATE_INTERNAL;
+ slot0->tokens[1] = STATE_TES_PATCH_VERTICES_IN;
+ for (int i = 2; i < STATE_LENGTH; i++)
+ slot0->tokens[i] = 0;
+ }
}
}
}