mesa: add/update comments in _mesa_copy_buffer_subdata()

[mesa.git] / src / mesa / drivers / dri / i965 / brw_vec4_emit.cpp

diff --git a/src/mesa/drivers/dri/i965/brw_vec4_emit.cpp b/src/mesa/drivers/dri/i965/brw_vec4_emit.cpp
index 8ea5c14075c8e0b54e8dd66f31ece2932cf0ba5d..a618614c73c444b3dcf9815764e45bde074153a1 100644 (file)
--- a/src/mesa/drivers/dri/i965/brw_vec4_emit.cpp
+++ b/src/mesa/drivers/dri/i965/brw_vec4_emit.cpp
@@ -798,12 +798,6 @@ vec4_visitor::generate_code()
    const char *last_annotation_string = NULL;
    ir_instruction *last_annotation_ir = NULL;
 
-   int loop_stack_array_size = 16;
-   int loop_stack_depth = 0;
-   int *if_depth_in_loop =
-      rzalloc_array(this->mem_ctx, int, loop_stack_array_size);
-
-
    if (unlikely(INTEL_DEBUG & DEBUG_VS)) {
       printf("Native code for vertex shader %d:\n", prog->Name);
    }
@@ -917,7 +911,6 @@ vec4_visitor::generate_code()
            struct brw_instruction *brw_inst = brw_IF(p, BRW_EXECUTE_8);
            brw_inst->header.predicate_control = inst->predicate;
         }
-        if_depth_in_loop[loop_stack_depth]++;
         break;
 
       case BRW_OPCODE_ELSE:
@@ -925,22 +918,14 @@ vec4_visitor::generate_code()
         break;
       case BRW_OPCODE_ENDIF:
         brw_ENDIF(p);
-        if_depth_in_loop[loop_stack_depth]--;
         break;
 
       case BRW_OPCODE_DO:
         brw_DO(p, BRW_EXECUTE_8);
-        loop_stack_depth++;
-        if (loop_stack_array_size <= loop_stack_depth) {
-           loop_stack_array_size *= 2;
-           if_depth_in_loop = reralloc(this->mem_ctx, if_depth_in_loop, int,
-                                       loop_stack_array_size);
-        }
-        if_depth_in_loop[loop_stack_depth] = 0;
         break;
 
       case BRW_OPCODE_BREAK:
-        brw_BREAK(p, if_depth_in_loop[loop_stack_depth]);
+        brw_BREAK(p);
         brw_set_predicate_control(p, BRW_PREDICATE_NONE);
         break;
       case BRW_OPCODE_CONTINUE:
@@ -948,13 +933,11 @@ vec4_visitor::generate_code()
         if (intel->gen >= 6)
            gen6_CONT(p);
         else
-           brw_CONT(p, if_depth_in_loop[loop_stack_depth]);
+           brw_CONT(p);
         brw_set_predicate_control(p, BRW_PREDICATE_NONE);
         break;
 
       case BRW_OPCODE_WHILE:
-        assert(loop_stack_depth > 0);
-        loop_stack_depth--;
         brw_WHILE(p);
         break;
 
@@ -983,8 +966,6 @@ vec4_visitor::generate_code()
       printf("\n");
    }
 
-   ralloc_free(if_depth_in_loop);
-
    brw_set_uip_jip(p);
 
    /* OK, while the INTEL_DEBUG=vs above is very nice for debugging VS