From 3a02bbd9167a29487a8dd6a331a22be3d318283e Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Daniel=20Sch=C3=BCrmann?= <daniel@schuermann.dev>
Date: Mon, 11 Nov 2024 12:03:59 +0100
Subject: [PATCH] aco/print_asm: allow for empty blocks with arbitrary offsets

We will add empty blocks at the end of the shader,
in order to store some branch offset information.

Part-of: <https://gitlab.freedesktop.org/mesa/mesa/-/merge_requests/32037>
---
 src/amd/compiler/aco_print_asm.cpp | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/src/amd/compiler/aco_print_asm.cpp b/src/amd/compiler/aco_print_asm.cpp
index 691be619415..be3616ff3d9 100644
--- a/src/amd/compiler/aco_print_asm.cpp
+++ b/src/amd/compiler/aco_print_asm.cpp
@@ -42,7 +42,9 @@ void
 print_block_markers(FILE* output, Program* program, const std::vector<bool>& referenced_blocks,
                     unsigned* next_block, unsigned pos)
 {
-   while (*next_block < program->blocks.size() && pos == program->blocks[*next_block].offset) {
+   while (*next_block < program->blocks.size() && pos >= program->blocks[*next_block].offset) {
+      assert(pos == program->blocks[*next_block].offset ||
+             program->blocks[*next_block].instructions.empty());
       if (referenced_blocks[*next_block])
          fprintf(output, "BB%u:\n", *next_block);
       (*next_block)++;