From be1bc511c19baaf79e333b957e936176e79f3f22 Mon Sep 17 00:00:00 2001
From: hankertrix <91734413+hankertrix@users.noreply.github.com>
Date: Tue, 3 Sep 2024 12:36:42 +0800
Subject: [PATCH] specs: Add option to print memory usage

---
 avr-specs/avr-atmega1280.json   | 6 ++++--
 avr-specs/avr-atmega1284p.json  | 6 ++++--
 avr-specs/avr-atmega128a.json   | 6 ++++--
 avr-specs/avr-atmega164pa.json  | 6 ++++--
 avr-specs/avr-atmega168.json    | 6 ++++--
 avr-specs/avr-atmega2560.json   | 6 ++++--
 avr-specs/avr-atmega328.json    | 6 ++++--
 avr-specs/avr-atmega328p.json   | 6 ++++--
 avr-specs/avr-atmega32a.json    | 6 ++++--
 avr-specs/avr-atmega32u4.json   | 6 ++++--
 avr-specs/avr-atmega48p.json    | 6 ++++--
 avr-specs/avr-atmega8.json      | 6 ++++--
 avr-specs/avr-attiny167.json    | 6 ++++--
 avr-specs/avr-attiny2313.json   | 6 ++++--
 avr-specs/avr-attiny85.json     | 6 ++++--
 avr-specs/avr-attiny88.json     | 6 ++++--
 avr-specs/sync-from-upstream.py | 1 +
 17 files changed, 65 insertions(+), 32 deletions(-)

diff --git a/avr-specs/avr-atmega1280.json b/avr-specs/avr-atmega1280.json
index c38dd3de5a..1791c43f48 100644
--- a/avr-specs/avr-atmega1280.json
+++ b/avr-specs/avr-atmega1280.json
@@ -27,10 +27,12 @@
   "no-default-libraries": false,
   "pre-link-args": {
     "gnu-cc": [
-      "-mmcu=atmega1280"
+      "-mmcu=atmega1280",
+      "-Wl,--as-needed,--print-memory-usage"
     ],
     "gnu-lld-cc": [
-      "-mmcu=atmega1280"
+      "-mmcu=atmega1280",
+      "-Wl,--as-needed,--print-memory-usage"
     ]
   },
   "relocation-model": "static",
diff --git a/avr-specs/avr-atmega1284p.json b/avr-specs/avr-atmega1284p.json
index ff893550da..38c916259f 100644
--- a/avr-specs/avr-atmega1284p.json
+++ b/avr-specs/avr-atmega1284p.json
@@ -27,10 +27,12 @@
   "no-default-libraries": false,
   "pre-link-args": {
     "gnu-cc": [
-      "-mmcu=atmega1284p"
+      "-mmcu=atmega1284p",
+      "-Wl,--as-needed,--print-memory-usage"
     ],
     "gnu-lld-cc": [
-      "-mmcu=atmega1284p"
+      "-mmcu=atmega1284p",
+      "-Wl,--as-needed,--print-memory-usage"
     ]
   },
   "relocation-model": "static",
diff --git a/avr-specs/avr-atmega128a.json b/avr-specs/avr-atmega128a.json
index b19b62c1fd..2707faba03 100644
--- a/avr-specs/avr-atmega128a.json
+++ b/avr-specs/avr-atmega128a.json
@@ -27,10 +27,12 @@
   "no-default-libraries": false,
   "pre-link-args": {
     "gnu-cc": [
-      "-mmcu=atmega128a"
+      "-mmcu=atmega128a",
+      "-Wl,--as-needed,--print-memory-usage"
     ],
     "gnu-lld-cc": [
-      "-mmcu=atmega128a"
+      "-mmcu=atmega128a",
+      "-Wl,--as-needed,--print-memory-usage"
     ]
   },
   "relocation-model": "static",
diff --git a/avr-specs/avr-atmega164pa.json b/avr-specs/avr-atmega164pa.json
index 7baac670cd..256a2222e6 100644
--- a/avr-specs/avr-atmega164pa.json
+++ b/avr-specs/avr-atmega164pa.json
@@ -27,10 +27,12 @@
   "no-default-libraries": false,
   "pre-link-args": {
     "gnu-cc": [
-      "-mmcu=atmega164pa"
+      "-mmcu=atmega164pa",
+      "-Wl,--as-needed,--print-memory-usage"
     ],
     "gnu-lld-cc": [
-      "-mmcu=atmega164pa"
+      "-mmcu=atmega164pa",
+      "-Wl,--as-needed,--print-memory-usage"
     ]
   },
   "relocation-model": "static",
diff --git a/avr-specs/avr-atmega168.json b/avr-specs/avr-atmega168.json
index efb933476b..7fbd579a7b 100644
--- a/avr-specs/avr-atmega168.json
+++ b/avr-specs/avr-atmega168.json
@@ -27,10 +27,12 @@
   "no-default-libraries": false,
   "pre-link-args": {
     "gnu-cc": [
-      "-mmcu=atmega168"
+      "-mmcu=atmega168",
+      "-Wl,--as-needed,--print-memory-usage"
     ],
     "gnu-lld-cc": [
-      "-mmcu=atmega168"
+      "-mmcu=atmega168",
+      "-Wl,--as-needed,--print-memory-usage"
     ]
   },
   "relocation-model": "static",
diff --git a/avr-specs/avr-atmega2560.json b/avr-specs/avr-atmega2560.json
index f48d69c201..252b54f16a 100644
--- a/avr-specs/avr-atmega2560.json
+++ b/avr-specs/avr-atmega2560.json
@@ -27,10 +27,12 @@
   "no-default-libraries": false,
   "pre-link-args": {
     "gnu-cc": [
-      "-mmcu=atmega2560"
+      "-mmcu=atmega2560",
+      "-Wl,--as-needed,--print-memory-usage"
     ],
     "gnu-lld-cc": [
-      "-mmcu=atmega2560"
+      "-mmcu=atmega2560",
+      "-Wl,--as-needed,--print-memory-usage"
     ]
   },
   "relocation-model": "static",
diff --git a/avr-specs/avr-atmega328.json b/avr-specs/avr-atmega328.json
index beadb0e61d..77c64f366c 100644
--- a/avr-specs/avr-atmega328.json
+++ b/avr-specs/avr-atmega328.json
@@ -27,10 +27,12 @@
   "no-default-libraries": false,
   "pre-link-args": {
     "gnu-cc": [
-      "-mmcu=atmega328"
+      "-mmcu=atmega328",
+      "-Wl,--as-needed,--print-memory-usage"
     ],
     "gnu-lld-cc": [
-      "-mmcu=atmega328"
+      "-mmcu=atmega328",
+      "-Wl,--as-needed,--print-memory-usage"
     ]
   },
   "relocation-model": "static",
diff --git a/avr-specs/avr-atmega328p.json b/avr-specs/avr-atmega328p.json
index 8215d1c07a..461daa7a67 100644
--- a/avr-specs/avr-atmega328p.json
+++ b/avr-specs/avr-atmega328p.json
@@ -27,10 +27,12 @@
   "no-default-libraries": false,
   "pre-link-args": {
     "gnu-cc": [
-      "-mmcu=atmega328p"
+      "-mmcu=atmega328p",
+      "-Wl,--as-needed,--print-memory-usage"
     ],
     "gnu-lld-cc": [
-      "-mmcu=atmega328p"
+      "-mmcu=atmega328p",
+      "-Wl,--as-needed,--print-memory-usage"
     ]
   },
   "relocation-model": "static",
diff --git a/avr-specs/avr-atmega32a.json b/avr-specs/avr-atmega32a.json
index f99654109b..9ffda7dbdd 100644
--- a/avr-specs/avr-atmega32a.json
+++ b/avr-specs/avr-atmega32a.json
@@ -27,10 +27,12 @@
   "no-default-libraries": false,
   "pre-link-args": {
     "gnu-cc": [
-      "-mmcu=atmega32a"
+      "-mmcu=atmega32a",
+      "-Wl,--as-needed,--print-memory-usage"
     ],
     "gnu-lld-cc": [
-      "-mmcu=atmega32a"
+      "-mmcu=atmega32a",
+      "-Wl,--as-needed,--print-memory-usage"
     ]
   },
   "relocation-model": "static",
diff --git a/avr-specs/avr-atmega32u4.json b/avr-specs/avr-atmega32u4.json
index e8a7fd3604..a1632146b1 100644
--- a/avr-specs/avr-atmega32u4.json
+++ b/avr-specs/avr-atmega32u4.json
@@ -27,10 +27,12 @@
   "no-default-libraries": false,
   "pre-link-args": {
     "gnu-cc": [
-      "-mmcu=atmega32u4"
+      "-mmcu=atmega32u4",
+      "-Wl,--as-needed,--print-memory-usage"
     ],
     "gnu-lld-cc": [
-      "-mmcu=atmega32u4"
+      "-mmcu=atmega32u4",
+      "-Wl,--as-needed,--print-memory-usage"
     ]
   },
   "relocation-model": "static",
diff --git a/avr-specs/avr-atmega48p.json b/avr-specs/avr-atmega48p.json
index 4285f9919f..508677e347 100644
--- a/avr-specs/avr-atmega48p.json
+++ b/avr-specs/avr-atmega48p.json
@@ -27,10 +27,12 @@
   "no-default-libraries": false,
   "pre-link-args": {
     "gnu-cc": [
-      "-mmcu=atmega48p"
+      "-mmcu=atmega48p",
+      "-Wl,--as-needed,--print-memory-usage"
     ],
     "gnu-lld-cc": [
-      "-mmcu=atmega48p"
+      "-mmcu=atmega48p",
+      "-Wl,--as-needed,--print-memory-usage"
     ]
   },
   "relocation-model": "static",
diff --git a/avr-specs/avr-atmega8.json b/avr-specs/avr-atmega8.json
index 961b58766e..b2c0c5cf08 100644
--- a/avr-specs/avr-atmega8.json
+++ b/avr-specs/avr-atmega8.json
@@ -27,10 +27,12 @@
   "no-default-libraries": false,
   "pre-link-args": {
     "gnu-cc": [
-      "-mmcu=atmega8"
+      "-mmcu=atmega8",
+      "-Wl,--as-needed,--print-memory-usage"
     ],
     "gnu-lld-cc": [
-      "-mmcu=atmega8"
+      "-mmcu=atmega8",
+      "-Wl,--as-needed,--print-memory-usage"
     ]
   },
   "relocation-model": "static",
diff --git a/avr-specs/avr-attiny167.json b/avr-specs/avr-attiny167.json
index a8d23df759..3cbdbe47d1 100644
--- a/avr-specs/avr-attiny167.json
+++ b/avr-specs/avr-attiny167.json
@@ -27,10 +27,12 @@
   "no-default-libraries": false,
   "pre-link-args": {
     "gnu-cc": [
-      "-mmcu=attiny167"
+      "-mmcu=attiny167",
+      "-Wl,--as-needed,--print-memory-usage"
     ],
     "gnu-lld-cc": [
-      "-mmcu=attiny167"
+      "-mmcu=attiny167",
+      "-Wl,--as-needed,--print-memory-usage"
     ]
   },
   "relocation-model": "static",
diff --git a/avr-specs/avr-attiny2313.json b/avr-specs/avr-attiny2313.json
index bfba5bbcd8..aa8fffb4d5 100644
--- a/avr-specs/avr-attiny2313.json
+++ b/avr-specs/avr-attiny2313.json
@@ -27,10 +27,12 @@
   "no-default-libraries": false,
   "pre-link-args": {
     "gnu-cc": [
-      "-mmcu=attiny2313"
+      "-mmcu=attiny2313",
+      "-Wl,--as-needed,--print-memory-usage"
     ],
     "gnu-lld-cc": [
-      "-mmcu=attiny2313"
+      "-mmcu=attiny2313",
+      "-Wl,--as-needed,--print-memory-usage"
     ]
   },
   "relocation-model": "static",
diff --git a/avr-specs/avr-attiny85.json b/avr-specs/avr-attiny85.json
index 6d68928e5e..d5334aa5de 100644
--- a/avr-specs/avr-attiny85.json
+++ b/avr-specs/avr-attiny85.json
@@ -27,10 +27,12 @@
   "no-default-libraries": false,
   "pre-link-args": {
     "gnu-cc": [
-      "-mmcu=attiny85"
+      "-mmcu=attiny85",
+      "-Wl,--as-needed,--print-memory-usage"
     ],
     "gnu-lld-cc": [
-      "-mmcu=attiny85"
+      "-mmcu=attiny85",
+      "-Wl,--as-needed,--print-memory-usage"
     ]
   },
   "relocation-model": "static",
diff --git a/avr-specs/avr-attiny88.json b/avr-specs/avr-attiny88.json
index d5a3c63fa7..1af5e8d338 100644
--- a/avr-specs/avr-attiny88.json
+++ b/avr-specs/avr-attiny88.json
@@ -27,10 +27,12 @@
   "no-default-libraries": false,
   "pre-link-args": {
     "gnu-cc": [
-      "-mmcu=attiny88"
+      "-mmcu=attiny88",
+      "-Wl,--as-needed,--print-memory-usage"
     ],
     "gnu-lld-cc": [
-      "-mmcu=attiny88"
+      "-mmcu=attiny88",
+      "-Wl,--as-needed,--print-memory-usage"
     ]
   },
   "relocation-model": "static",
diff --git a/avr-specs/sync-from-upstream.py b/avr-specs/sync-from-upstream.py
index 7c27f1dc85..62a6c5fea6 100755
--- a/avr-specs/sync-from-upstream.py
+++ b/avr-specs/sync-from-upstream.py
@@ -98,6 +98,7 @@ def main():
 
         for pre_link_args in spec["pre-link-args"].values():
             pre_link_args[0] = f"-mmcu={settings['cpu']}"
+            pre_link_args.append("-Wl,--as-needed,--print-memory-usage")
 
         with open(f"avr-specs/avr-{mcu}.json", "w") as f:
             json.dump(spec, f, sort_keys=True, indent=2)