move logic back into configure.ac for freebsd

Author: savannahostrowski

Makefile.pre.in

@@ -3127,24 +3127,9 @@ JIT_DEPS = \
 		$(srcdir)/Python/executor_cases.c.h \
 		pyconfig.h
 
-JIT_STENCIL_HEADER :=
-ifneq ($(filter aarch64-apple-darwin%,$(HOST_GNU_TYPE)),)
-JIT_STENCIL_HEADER = jit_stencils-aarch64-apple-darwin.h
-else ifneq ($(filter x86_64-apple-darwin%,$(HOST_GNU_TYPE)),)
-JIT_STENCIL_HEADER = jit_stencils-x86_64-apple-darwin.h
-else ifeq ($(HOST_GNU_TYPE), aarch64-pc-windows-msvc)
-JIT_STENCIL_HEADER = jit_stencils-aarch64-pc-windows-msvc.h
-else ifeq ($(HOST_GNU_TYPE), i686-pc-windows-msvc)
-JIT_STENCIL_HEADER = jit_stencils-i686-pc-windows-msvc.h
-else ifeq ($(HOST_GNU_TYPE), x86_64-pc-windows-msvc)
-JIT_STENCIL_HEADER = jit_stencils-x86_64-pc-windows-msvc.h
-else ifneq ($(filter aarch64-%-linux-gnu,$(HOST_GNU_TYPE)),)
-JIT_STENCIL_HEADER = jit_stencils-$(HOST_GNU_TYPE).h
-else ifneq ($(filter x86_64-%-linux-gnu,$(HOST_GNU_TYPE)),)
-JIT_STENCIL_HEADER = jit_stencils-$(HOST_GNU_TYPE).h
-endif
+JIT_STENCIL_HEADER := @JIT_STENCIL_HEADER@
 
-ifdef JIT_STENCIL_HEADER
+ifneq ($(JIT_STENCIL_HEADER),)
 jit_stencils.h $(JIT_STENCIL_HEADER): $(JIT_DEPS)
 	@REGEN_JIT_COMMAND@
 

configure

@@ -8171,6 +8171,38 @@ dnl Emscripten does not support shared libraries yet.
 PY_STDLIB_MOD([xxlimited], [test "$TEST_MODULES" = yes], [test "$ac_cv_func_dlopen" = yes])
 PY_STDLIB_MOD([xxlimited_35], [test "$TEST_MODULES" = yes], [test "$ac_cv_func_dlopen" = yes])
 
+# Determine JIT stencil header based on platform
+JIT_STENCIL_HEADER=""
+case "$host" in
+    aarch64-apple-darwin*)
+        JIT_STENCIL_HEADER="jit_stencils-aarch64-apple-darwin.h"
+        ;;
+    x86_64-apple-darwin*)
+        JIT_STENCIL_HEADER="jit_stencils-x86_64-apple-darwin.h"
+        ;;
+    aarch64-pc-windows-msvc)
+        JIT_STENCIL_HEADER="jit_stencils-aarch64-pc-windows-msvc.h"
+        ;;
+    i686-pc-windows-msvc)
+        JIT_STENCIL_HEADER="jit_stencils-i686-pc-windows-msvc.h"
+        ;;
+    x86_64-pc-windows-msvc)
+        JIT_STENCIL_HEADER="jit_stencils-x86_64-pc-windows-msvc.h"
+        ;;
+    aarch64-*-linux-gnu)
+        JIT_STENCIL_HEADER="jit_stencils-$host.h"
+        ;;
+    x86_64-*-linux-gnu)
+        JIT_STENCIL_HEADER="jit_stencils-$host.h"
+        ;;
+    *)
+        # Unsupported platform - leave empty for fallback
+        JIT_STENCIL_HEADER=""
+        ;;
+esac
+
+AC_SUBST([JIT_STENCIL_HEADER])
+
 # substitute multiline block, must come after last PY_STDLIB_MOD()
 AC_SUBST([MODULE_BLOCK])