Mesa (master): i965: Mark cfg dumping functions const.

[Kenneth Graunke]

Module: Mesa
Branch: master
Commit: 6ff5bb24658c55c28e462c657816fda2d8e53a65
URL:    http://cgit.freedesktop.org/mesa/mesa/commit/?id=6ff5bb24658c55c28e462c657816fda2d8e53a65

Author: Kenneth Graunke <kenneth at whitecape.org>
Date:   Wed Sep  3 23:29:04 2014 -0700

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 at whitecape.org>
Reviewed-by: Matt Turner <mattst88 at gmail.com>

---

 src/mesa/drivers/dri/i965/brw_cfg.cpp |    4 ++--
 src/mesa/drivers/dri/i965/brw_cfg.h   |    4 ++--
 2 files changed, 4 insertions(+), 4 deletions(-)

diff --git a/src/mesa/drivers/dri/i965/brw_cfg.cpp b/src/mesa/drivers/dri/i965/brw_cfg.cpp
index 8714b68..e67b13a 100644
--- 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 ca6a2ac..7985a97 100644
--- 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;