Create symfiles on build

.github/workflows/build.yml

@@ -7,11 +7,23 @@ on:
 
 jobs:
   build:
-    runs-on: ubuntu-18.04
+    runs-on: ubuntu-latest
     steps:
       - name: Checkout
         uses: actions/checkout@master
 
+      - name: Checkout agbcc
+        uses: actions/checkout@master
+        with:
+          path: 'agbcc'
+          repository: 'pret/agbcc'
+
+      - name: Checkout symbols
+        uses: actions/checkout@master
+        with:
+          path: 'symbols'
+          ref: 'symbols'
+
       - name: Install binutils
         run: sudo apt install gcc-arm-none-eabi binutils-arm-none-eabi
         # build-essential, git, and libpng-dev are already installed
@@ -20,10 +32,9 @@ jobs:
 
       - name: Install agbcc
         run: |
-          git clone https://github.com/pret/agbcc.git
-          cd agbcc 
           ./build.sh
           ./install.sh ../
+        working-directory: ./agbcc
 
       - name: Compare FireRed
         run: |
@@ -45,3 +56,17 @@ jobs:
           CALCROM_DISCORD_WEBHOOK_AVATAR_URL: https://i.imgur.com/38BQHdd.png
           CALCROM_DISCORD_WEBHOOK_URL: ${{ secrets.CALCROM_DISCORD_WEBHOOK_URL }}
         run: sh .github/calcrom/webhook.sh pokefirered
+
+      - name: Move symfiles
+        if: ${{ github.event_name == 'push' }}
+        run: |
+          cp *.sym symbols/
+
+      - name: Update symfiles
+        if: ${{ github.event_name == 'push' }}
+        uses: EndBug/add-and-commit@v7
+        with:
+          branch: symbols
+          cwd: "./symbols"
+          add: "*.sym"
+          message: ${{ github.event.commits[0].message }}

Makefile

@@ -24,6 +24,7 @@ export AS := $(PREFIX)as
 endif
 export CPP := $(PREFIX)cpp
 export LD := $(PREFIX)ld
+OBJDUMP := $(PREFIX)objdump
 
 ifeq ($(OS),Windows_NT)
 EXE := .exe
@@ -57,6 +58,7 @@ OBJ_DIR := build/$(BUILD_NAME)
 
 ELF = $(ROM:.gba=.elf)
 MAP = $(ROM:.gba=.map)
+SYM = $(ROM:.gba=.sym)
 
 C_SUBDIR = src
 DATA_C_SUBDIR = src/data
@@ -149,13 +151,15 @@ TOOLS = $(foreach tool,$(TOOLBASE),tools/$(tool)/$(tool)$(EXE))
 ALL_BUILDS := firered firered_rev1 leafgreen leafgreen_rev1
 ALL_BUILDS += $(ALL_BUILDS:%=%_modern)
 
-.PHONY: all rom tools clean-tools mostlyclean clean compare tidy berry_fix $(TOOLDIRS) $(ALL_BUILDS) $(ALL_BUILDS:%=compare_%) modern
+.PHONY: all rom tools clean-tools mostlyclean clean compare tidy berry_fix syms $(TOOLDIRS) $(ALL_BUILDS) $(ALL_BUILDS:%=compare_%) modern
 
 MAKEFLAGS += --no-print-directory
 
 AUTO_GEN_TARGETS :=
 
-all: tools rom
+all: tools rom syms
+
+syms: $(SYM)
 
 rom: $(ROM)
 ifeq ($(COMPARE),1)
@@ -344,3 +348,10 @@ leafgreen_modern:      ; @$(MAKE) GAME_VERSION=LEAFGREEN MODERN=1
 leafgreen_rev1_modern: ; @$(MAKE) GAME_VERSION=LEAFGREEN GAME_REVISION=1 MODERN=1
 
 modern: ; @$(MAKE) MODERN=1
+
+###################
+### Symbol file ###
+###################
+
+$(SYM): $(ELF)
+	$(OBJDUMP) -t $< | sort -u | grep -E "^0[2389]" > $@