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nir: Mark nir_start_block()/nir_impl_last_block() with returns_nonnull.

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Reviewed-by: Kenneth Graunke <kenneth@whitecape.org>
This commit is contained in:
Matt Turner
2016-05-13 13:17:34 -07:00
parent 377ab2f2d7
commit 4191551262
1 changed files with 5 additions and 4 deletions
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9
src/compiler/nir/nir.h
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@@ -34,6 +34,7 @@
#include "util/ralloc.h" #include "util/ralloc.h"
#include "util/set.h" #include "util/set.h"
#include "util/bitset.h" #include "util/bitset.h"
#include "util/macros.h"
#include "compiler/nir_types.h" #include "compiler/nir_types.h"
#include "compiler/shader_enums.h" #include "compiler/shader_enums.h"
#include <stdio.h> #include <stdio.h>
@@ -1550,16 +1551,16 @@ typedef struct {
nir_metadata valid_metadata; nir_metadata valid_metadata;
} nir_function_impl; } nir_function_impl;
static inline nir_block * ATTRIBUTE_RETURNS_NONNULL static inline nir_block *
nir_start_block(nir_function_impl *impl) nir_start_block(nir_function_impl *impl)
{ {
return (nir_block *) exec_list_get_head(&impl->body); return (nir_block *) impl->body.head;
} }
static inline nir_block * ATTRIBUTE_RETURNS_NONNULL static inline nir_block *
nir_impl_last_block(nir_function_impl *impl) nir_impl_last_block(nir_function_impl *impl)
{ {
return (nir_block *) exec_list_get_tail(&impl->body); return (nir_block *) impl->body.tail_pred;
} }
static inline nir_cf_node * static inline nir_cf_node *