specs: Add option to print memory usage

Rahix · Sep 3, 2024 · be1bc51 · be1bc51
1 parent 11e3ab3
commit be1bc51
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Showing 17 changed files with 65 additions and 32 deletions.
diff --git 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
@@ -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
@@ -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
@@ -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
@@ -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
@@ -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
@@ -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
@@ -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
@@ -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
@@ -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
@@ -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
@@ -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
@@ -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
@@ -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
@@ -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
@@ -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
@@ -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)