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agx: Use a dynarray for predecessors

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This imposes a fixed ordering, allowing phi sources to be implicitly ordered.

Signed-off-by: Alyssa Rosenzweig <alyssa@rosenzweig.io>
Part-of: <https://gitlab.freedesktop.org/mesa/mesa/-/merge_requests/16268>
This commit is contained in:
Alyssa Rosenzweig
2022-04-12 22:06:06 -04:00
parent d02e913e95
commit 3f1e926bf4
6 changed files with 10 additions and 21 deletions
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10
src/asahi/compiler/agx_compiler.h
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@@ -351,7 +351,7 @@ typedef struct agx_block {
/* Control flow graph */
struct agx_block *successors[2];
struct set *predecessors;
struct util_dynarray predecessors;
bool unconditional_jumps;
/* Liveness analysis results */
@@ -540,13 +540,7 @@ agx_vec_for_intr(agx_context *ctx, nir_intrinsic_instr *instr)
_v++, v = *_v) \
#define agx_foreach_predecessor(blk, v) \
struct set_entry *_entry_##v; \
agx_block *v; \
for (_entry_##v = _mesa_set_next_entry(blk->predecessors, NULL), \
v = (agx_block *) (_entry_##v ? _entry_##v->key : NULL); \
_entry_##v != NULL; \
_entry_##v = _mesa_set_next_entry(blk->predecessors, _entry_##v), \
v = (agx_block *) (_entry_##v ? _entry_##v->key : NULL))
util_dynarray_foreach(&blk->predecessors, agx_block *, v)
#define agx_foreach_src(ins, v) \
for (unsigned v = 0; v < ins->nr_srcs; ++v)