1 files changed, 49 insertions, 10 deletions

diff --git a/aarch64/asmrun.sh b/aarch64/asmrun.sh
index ffcb499..10ebcbd 100755
--- a/aarch64/asmrun.sh
+++ b/aarch64/asmrun.sh
@@ -1,14 +1,53 @@
+#!/usr/bin/env bash
+# AI-generated because the toolchains suck and I shouldn't have to deal with it
 D="$(dirname "$0")"
-clang -o "$D/_asmrun_out" "$1" || exit 1
-shift
 
-BP_ARGS=()
-for bp in "$@"; do
-    BP_ARGS+=(-o "breakpoint set --name $bp")
-done
+if [[ "$(uname)" == "Darwin" ]]; then
+    clang -o "$D/_asmrun_out" "$1" || exit 1
+    shift
 
-lldb --no-lldbinit --batch \
-    -o "target create $D/_asmrun_out" \
-    "${BP_ARGS[@]}" \
-    -o "process launch"
+    BP_ARGS=()
+    for bp in "$@"; do
+        BP_ARGS+=(-o "breakpoint set --name $bp")
+    done
 
+    lldb --no-lldbinit \
+        -o "target create $D/_asmrun_out" \
+        "${BP_ARGS[@]}" \
+        -o "process launch"
+
+else
+    # x86_64 Linux: cross-compile for aarch64, run under qemu
+    # Requires: aarch64-linux-gnu-gcc, qemu-aarch64-static
+    # For breakpoints also requires: aarch64-linux-gnu-gdb, qemu-user (non-static)
+
+    # Translate macOS Mach-O conventions to ELF/Linux conventions
+    TMP="$(mktemp --suffix=.S)"
+    sed \
+        -e 's/\.section __TEXT,__text/.section .text/g' \
+        -e 's/\.section __DATA,__data/.section .data/g' \
+        -e 's/\b_main\b/main/g' \
+        "$1" > "$TMP"
+
+    aarch64-linux-gnu-gcc -static -o "$D/_asmrun_out" "$TMP"; RC=$?
+    rm -f "$TMP"
+    [[ $RC -eq 0 ]] || exit 1
+    shift
+
+    BP_ARGS=()
+    for bp in "$@"; do
+        BP_ARGS+=(-ex "break $bp")
+    done
+
+    qemu-aarch64-static -g 54321 "$D/_asmrun_out" &
+    QEMU_PID=$!
+
+    aarch64-linux-gnu-gdb \
+        -ex "set debuginfod enabled off" \
+        -ex "target remote :54321" \
+        "${BP_ARGS[@]}" \
+        -ex "continue" \
+        "$D/_asmrun_out"
+
+    kill "$QEMU_PID" 2>/dev/null; wait "$QEMU_PID" 2>/dev/null || true
+fi