Make label private on apple (#788)

Private labels on apple must start with L prefix, while on ELF they start with .L prefix.
This makes the label start with L on apple instead of .L.

diff --git a/src/aarch64/sysv.S b/src/aarch64/sysv.S
index eeaf3f85140f4877e2c28d043c11491bdadb0782..286f1f13764f60ab8f96e627ac2db599e445b8d1 100644 (file)
--- a/src/aarch64/sysv.S
+++ b/src/aarch64/sysv.S
@@ -40,6 +40,12 @@ SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.  */
 #endif
 #endif
 
+#ifdef __APPLE__
+# define L(X)     CONCAT1(L, X)
+#else
+# define L(X)     CONCAT1(.L, X)
+#endif
+
 #ifdef __AARCH64EB__
 # define BE(X) X
 #else
@@ -288,7 +294,7 @@ CNAME(ffi_closure_SYSV):
        ldp     PTR_REG(0), PTR_REG(1), [x17, #FFI_TRAMPOLINE_CLOSURE_OFFSET]   /* load cif, fn */
        ldr     PTR_REG(2), [x17, #FFI_TRAMPOLINE_CLOSURE_OFFSET+PTR_SIZE*2]    /* load user_data */
 #ifdef FFI_GO_CLOSURES
-.Ldo_closure:
+L(do_closure):
 #endif
        add     x3, sp, #16                             /* load context */
        add     x4, sp, #ffi_closure_SYSV_FS            /* load stack */
@@ -518,7 +524,7 @@ CNAME(ffi_go_closure_SYSV):
        /* Load ffi_closure_inner arguments.  */
        ldp     PTR_REG(0), PTR_REG(1), [x18, #PTR_SIZE]/* load cif, fn */
        mov     x2, x18                                 /* load user_data */
-       b       .Ldo_closure
+       b       L(do_closure)
        cfi_endproc
 
        .globl  CNAME(ffi_go_closure_SYSV)