nir: Keep the range analysis HT around intra-pass until we make a change.

This lets us memoize range analysis work across instructions.  Reduces
runtime of shader-db on Intel by -30.0288% +/- 2.1693% (n=3).

Fixes: 405de7ccb6cb ("nir/range-analysis: Rudimentary value range analysis pass")
Reviewed-by: Ian Romanick <[email protected]>
Reviewed-by: Connor Abbott <[email protected]>

1 files changed, 2 insertions, 1 deletions

diff --git a/src/compiler/nir/nir_search.h b/src/compiler/nir/nir_search.h
index ac37f1ac653..c86efc5ba3f 100644
--- a/src/compiler/nir/nir_search.h
+++ b/src/compiler/nir/nir_search.h
@@ -93,7 +93,7 @@ typedef struct {
     * variables to require, for example, power-of-two in order for the search
     * to match.
     */
-   bool (*cond)(nir_alu_instr *instr, unsigned src,
+   bool (*cond)(struct hash_table *range_ht, nir_alu_instr *instr, unsigned src,
                 unsigned num_components, const uint8_t *swizzle);
 
 	/** Swizzle (for replace only) */
@@ -175,6 +175,7 @@ NIR_DEFINE_CAST(nir_search_value_as_expression, nir_search_value,
 
 nir_ssa_def *
 nir_replace_instr(struct nir_builder *b, nir_alu_instr *instr,
+                  struct hash_table *range_ht,
                   const nir_search_expression *search,
                   const nir_search_value *replace);