From d57a358128f13ea9e20216938387dbf425c1e394 Mon Sep 17 00:00:00 2001
From: Iago Toral Quiroga <itoral@igalia.com>
Date: Tue, 2 Feb 2021 10:12:07 +0100
Subject: [PATCH] broadcom/compiler: log spilling shaders to perf output
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Reviewed-by: Alejandro Piñeiro <apinheiro@igalia.com>
Part-of: <https://gitlab.freedesktop.org/mesa/mesa/-/merge_requests/8825>
---
 src/broadcom/compiler/vir.c | 17 +++++++++++++++++
 1 file changed, 17 insertions(+)

diff --git a/src/broadcom/compiler/vir.c b/src/broadcom/compiler/vir.c
index 3f14b8fcb83..b2b62ecd436 100644
--- a/src/broadcom/compiler/vir.c
+++ b/src/broadcom/compiler/vir.c
@@ -1278,6 +1278,23 @@ uint64_t *v3d_compile(const struct v3d_compiler *compiler,
                 vir_compile_destroy(c);
         }
 
+        if (unlikely(V3D_DEBUG & V3D_DEBUG_PERF) &&
+            c->compilation_result !=
+            V3D_COMPILATION_FAILED_REGISTER_ALLOCATION &&
+            c->spills > 0) {
+                char *debug_msg;
+                int ret = asprintf(&debug_msg,
+                                   "Compiled %s with %d spills and %d fills",
+                                   vir_get_stage_name(c),
+                                   c->spills, c->fills);
+                fprintf(stderr, "%s\n", debug_msg);
+
+                if (ret >= 0) {
+                        c->debug_output(debug_msg, c->debug_output_data);
+                        free(debug_msg);
+                }
+        }
+
         struct v3d_prog_data *prog_data;
 
         prog_data = rzalloc_size(NULL, v3d_prog_data_size(c->s->info.stage));