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nir/builder: add support for inserting before/after blocks

This commit is contained in:
Connor Abbott 2015-06-23 10:34:22 -07:00
parent 9a3dda101e
commit fe1269cf28
1 changed files with 36 additions and 0 deletions
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36
src/glsl/nir/nir_builder.h
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@ -28,6 +28,10 @@ struct exec_list;
typedef struct nir_builder {
struct exec_list *cf_node_list;
nir_block *before_block;
nir_block *after_block;
nir_instr *before_instr;
nir_instr *after_instr;
@ -48,6 +52,30 @@ nir_builder_insert_after_cf_list(nir_builder *build,
struct exec_list *cf_node_list)
{
build->cf_node_list = cf_node_list;
build->before_block = NULL;
build->after_block = NULL;
build->before_instr = NULL;
build->after_instr = NULL;
}
static inline void
nir_builder_insert_before_block(nir_builder *build,
nir_block *block)
{
build->cf_node_list = NULL;
build->before_block = block;
build->after_block = NULL;
build->before_instr = NULL;
build->after_instr = NULL;
}
static inline void
nir_builder_insert_after_block(nir_builder *build,
nir_block *block)
{
build->cf_node_list = NULL;
build->before_block = NULL;
build->after_block = block;
build->before_instr = NULL;
build->after_instr = NULL;
}
@ -56,6 +84,8 @@ static inline void
nir_builder_insert_before_instr(nir_builder *build, nir_instr *before_instr)
{
build->cf_node_list = NULL;
build->before_block = NULL;
build->after_block = NULL;
build->before_instr = before_instr;
build->after_instr = NULL;
}
@ -64,6 +94,8 @@ static inline void
nir_builder_insert_after_instr(nir_builder *build, nir_instr *after_instr)
{
build->cf_node_list = NULL;
build->before_block = NULL;
build->after_block = NULL;
build->before_instr = NULL;
build->after_instr = after_instr;
}
@ -73,6 +105,10 @@ nir_builder_instr_insert(nir_builder *build, nir_instr *instr)
{
if (build->cf_node_list) {
nir_instr_insert_after_cf_list(build->cf_node_list, instr);
} else if (build->before_block) {
nir_instr_insert_before_block(build->before_block, instr);
} else if (build->after_block) {
nir_instr_insert_after_block(build->after_block, instr);
} else if (build->before_instr) {
nir_instr_insert_before(build->before_instr, instr);
} else {