start running global constructors

.gitignore

@@ -2,5 +2,6 @@
 # See Notices.txt for copyright information
 /downloads
 /qemu-10.2.2*
-/libqemu-ppc64-softmmu.*
+*.ll
+*.bc
 /target

Cargo.toml

@@ -5,6 +5,12 @@ name = "compile-qemu-for-decoder"
 version = "0.1.0"
 edition = "2024"
 
+[features]
+verbose-trace = []
+
 [dependencies]
 eyre = "0.6.12"
 inkwell = { version = "0.8.0", features = ["no-libffi-linking", "llvm20-1", "target-powerpc", "llvm20-1-prefer-dynamic"], default-features = false }
+
+[profile.dev]
+opt-level = 1

compile-qemu-for-decoder.sh

@@ -28,9 +28,23 @@ function build-qemu() (
         --enable-tcg-interpreter \
         --without-default-features \
         --cross-prefix=powerpc64le-linux-gnu-
-    QEMU_LIBRARIES_WE_USE=(libqemu-ppc64-softmmu.a libqom.a)
+    target="$(ninja -t query qemu-system-ppc64)"
-    make -j"$(nproc)" "${QEMU_LIBRARIES_WE_USE[@]}"
+    mapfile -t target_lines <<<"$target"
-    llvm-link-20 -o ../libqemu-ppc64-softmmu.bc "${QEMU_LIBRARIES_WE_USE[@]}"
+    # add missed libs
+    link_inputs=(libpage-vary-common.a libqemuutil.a)
+    # add the rest of the libs and object files
+    for l in "${target_lines[@]}"; do
+        if [[ "$l" =~ ^'    '([a-z].*)$ ]]; then
+            link_inputs+=("${BASH_REMATCH[1]}")
+        elif [[ "$l" == "  outputs:" ]]; then
+            break
+        fi
+    done
+    make -j"$(nproc)" qemu-system-ppc64
+    echo "linking bitcode"
+    llvm-link-20 --only-needed --ignore-non-bitcode -o ../qemu-system-ppc64.bc "${link_inputs[@]}"
+    echo "disassembling bitcode"
+    llvm-dis-20 -o ../qemu-system-ppc64.ll ../qemu-system-ppc64.bc
 )
 
 mkdir -p downloads
@@ -43,4 +57,3 @@ download_if_needed "downloads/$QEMU_SOURCE.tar.xz" "$QEMU_SOURCE_HASH" \
     "https://download.qemu.org/$QEMU_SOURCE.tar.xz"
 
 build-qemu
-llvm-dis-20 -o libqemu-ppc64-softmmu.ll libqemu-ppc64-softmmu.bc

src/main.rs

@@ -1,10 +1,10 @@
 // SPDX-License-Identifier: LGPL-3.0-or-later
 // See Notices.txt for copyright information
 
-use compile_qemu_for_decoder::parse_qemu_ppc64_softmmu;
+use compile_qemu_for_decoder::parse_qemu_system_ppc64;
 use inkwell::targets::{InitializationConfig, Target};
 
 fn main() -> eyre::Result<()> {
     Target::initialize_power_pc(&InitializationConfig::default());
-    parse_qemu_ppc64_softmmu("libqemu-ppc64-softmmu.bc", 10, 10)
+    parse_qemu_system_ppc64("qemu-system-ppc64.bc", 10, 10)
 }