pan/bi: Rename bi_block->name to bi_block->index

This is consistent with nir_block and (IMO) less confusing.

Signed-off-by: Alyssa Rosenzweig <alyssa@collabora.com>
Part-of: <https://gitlab.freedesktop.org/mesa/mesa/-/merge_requests/16279>

src/panfrost/bifrost/bi_layout.c

@@ -95,7 +95,7 @@ bi_block_offset(bi_context *ctx, bi_clause *start, bi_block *target)
 
         /* Determine if the block we're branching to is strictly greater in
          * source order */
-        bool forwards = target->name > start->block->name;
+        bool forwards = target->index > start->block->index;
 
         if (forwards) {
                 /* We have to jump through this block from the start of this

src/panfrost/bifrost/bi_print.c

@@ -158,7 +158,7 @@ bi_print_block(bi_block *block, FILE *fp)
                 fprintf(fp, "\n");
         }
 
-        fprintf(fp, "block%u {\n", block->name);
+        fprintf(fp, "block%u {\n", block->index);
 
         if (block->scheduled) {
                 bi_foreach_clause_in_block(block, clause)
@@ -174,14 +174,14 @@ bi_print_block(bi_block *block, FILE *fp)
                 fprintf(fp, " -> ");
 
                 bi_foreach_successor((block), succ)
-                        fprintf(fp, "block%u ", succ->name);
+                        fprintf(fp, "block%u ", succ->index);
         }
 
         if (block->predecessors->entries) {
                 fprintf(fp, " from");
 
                 bi_foreach_predecessor(block, pred)
-                        fprintf(fp, " block%u", pred->name);
+                        fprintf(fp, " block%u", pred->index);
         }
 
         if (block->scheduled) {

src/panfrost/bifrost/bi_printer.c.py

@@ -198,7 +198,7 @@ bi_print_instr(const bi_instr *I, FILE *fp)
     }
 
     if (I->branch_target)
-            fprintf(fp, " -> block%u", I->branch_target->name);
+            fprintf(fp, " -> block%u", I->branch_target->index);
 
     fputs("\\n", fp);
 

src/panfrost/bifrost/bifrost_compile.c

@@ -4560,7 +4560,7 @@ bi_compile_variant_nir(nir_shader *nir,
         bi_foreach_block(ctx, block) {
                 /* Name blocks now that we're done emitting so the order is
                  * consistent */
-                block->name = block_source_count++;
+                block->index = block_source_count++;
         }
 
         bi_validate(ctx, "NIR -> BIR");

src/panfrost/bifrost/compiler.h

@@ -658,7 +658,7 @@ typedef struct bi_block {
         struct list_head instructions;
 
         /* Index of the block in source order */
-        unsigned name;
+        unsigned index;
 
         /* Control flow graph */
         struct bi_block *successors[2];

src/panfrost/bifrost/valhall/va_pack.c

@@ -844,7 +844,7 @@ va_lower_branch_target(bi_context *ctx, bi_block *start, bi_instr *I)
    signed offset = 0;
 
    /* Determine if the target block is strictly greater in source order */
-   bool forwards = target->name > start->name;
+   bool forwards = target->index > start->index;
 
    if (forwards) {
       /* We have to jump through this block */