i965: Mark cfg dumping functions const.

The dump() methods don't alter the CFG or basic blocks, so we should
mark them as const.  This lets you call them even if you have a const
cfg_t - which is the case in certain portions of the code (such as live
interval handling).

Signed-off-by: Kenneth Graunke <kenneth@whitecape.org>
Reviewed-by: Matt Turner <mattst88@gmail.com>

diff --git a/src/mesa/drivers/dri/i965/brw_cfg.cpp b/src/mesa/drivers/dri/i965/brw_cfg.cpp
index 8714b682be0b681c12814f1c9d25a822597a27f7..e67b13a86ef9240f58b9a35aeb749dc2cdd2bf99 100644 (file)
--- a/src/mesa/drivers/dri/i965/brw_cfg.cpp
+++ b/src/mesa/drivers/dri/i965/brw_cfg.cpp
@@ -145,7 +145,7 @@ bblock_t::combine_with(bblock_t *that)
 }
 
 void
-bblock_t::dump(backend_visitor *v)
+bblock_t::dump(backend_visitor *v) const
 {
    int ip = this->start_ip;
    for (backend_instruction *inst = (backend_instruction *)this->start;
@@ -420,7 +420,7 @@ cfg_t::make_block_array()
 }
 
 void
-cfg_t::dump(backend_visitor *v)
+cfg_t::dump(backend_visitor *v) const
 {
    foreach_block (block, this) {
       fprintf(stderr, "START B%d", block->num);

diff --git a/src/mesa/drivers/dri/i965/brw_cfg.h b/src/mesa/drivers/dri/i965/brw_cfg.h
index ca6a2ac2d66e576c4372afd893fa91a6717ecac3..7985a9795aca3ae33a44e0f462105e7d14d05306 100644 (file)
--- a/src/mesa/drivers/dri/i965/brw_cfg.h
+++ b/src/mesa/drivers/dri/i965/brw_cfg.h
@@ -62,7 +62,7 @@ struct bblock_t {
    bool is_successor_of(const bblock_t *block) const;
    bool can_combine_with(const bblock_t *that) const;
    void combine_with(bblock_t *that);
-   void dump(backend_visitor *v);
+   void dump(backend_visitor *v) const;
 #endif
 
    struct exec_node link;
@@ -100,7 +100,7 @@ struct cfg_t {
    void set_next_block(bblock_t **cur, bblock_t *block, int ip);
    void make_block_array();
 
-   void dump(backend_visitor *v);
+   void dump(backend_visitor *v) const;
 #endif
    void *mem_ctx;