add support for MacOS.

issue #11

Author: hnes

aco.h

@@ -138,13 +138,11 @@ extern void aco_runtime_test(void);
 
 extern void aco_thread_init(aco_cofuncp_t last_word_co_fp);
 
-// TODO: plan to use regparm(0) (fastcall) in Sys V ABI intel386
-// to accelerate acosw and copystack(-8bytes), and PR is welcome :)
-extern void* acosw(aco_t* from_co, aco_t* to_co); // asm
+extern void* acosw(aco_t* from_co, aco_t* to_co) asm("acosw"); // asm
 
-extern void aco_save_fpucw_mxcsr(void* p);  // asm
+extern void aco_save_fpucw_mxcsr(void* p) asm("aco_save_fpucw_mxcsr");  // asm
 
-extern void aco_funcp_protector_asm(void); // asm
+extern void aco_funcp_protector_asm(void) asm("aco_funcp_protector_asm"); // asm
 
 extern void aco_funcp_protector(void);
 

acosw.S

@@ -1,6 +1,9 @@
 .text
 .globl acosw
+#if defined(__APPLE__)
+#else
 .type  acosw, @function
+#endif
 .intel_syntax noprefix
 acosw:
 /*
@@ -120,7 +123,10 @@ acosw:
 #endif
 
 .globl aco_save_fpucw_mxcsr
+#if defined(__APPLE__)
+#else
 .type  aco_save_fpucw_mxcsr, @function
+#endif
 .intel_syntax noprefix
 aco_save_fpucw_mxcsr:
 #ifdef __i386__
@@ -136,33 +142,51 @@ aco_save_fpucw_mxcsr:
     #error "platform not support"
 #endif
 
+#if defined(__APPLE__)
+.globl _abort
+.globl _aco_funcp_protector
+#else
 .globl abort
 .globl aco_funcp_protector
+#endif
 
 .globl aco_funcp_protector_asm
+#if defined(__APPLE__)
+#else
 .type  aco_funcp_protector_asm, @function
+#endif
 .intel_syntax noprefix
 aco_funcp_protector_asm:
 #ifdef __i386__
-    and     esp,0xfffffff0
-#if defined(__pic__) || defined(__PIC__)
-    call    aco_funcp_protector@PLT
-    call    abort@PLT
-#else
-    call    aco_funcp_protector
-    call    abort
-#endif
-    ret
+            and     esp,0xfffffff0
+    #if defined(__APPLE__)
+            call    _aco_funcp_protector
+            call    _abort
+    #else
+        #if defined(__pic__) || defined(__PIC__)
+            call    aco_funcp_protector@PLT
+            call    abort@PLT
+        #else
+            call    aco_funcp_protector
+            call    abort
+        #endif
+    #endif
+            ret
 #elif __x86_64__
-    and     rsp,0xfffffffffffffff0
-#if defined(__pic__) || defined(__PIC__)
-    call    aco_funcp_protector@PLT
-    call    abort@PLT
-#else
-    call    aco_funcp_protector
-    call    abort
-#endif
-    ret
+            and     rsp,0xfffffffffffffff0
+    #if defined(__APPLE__)
+            call    _aco_funcp_protector
+            call    _abort
+    #else
+        #if defined(__pic__) || defined(__PIC__)
+            call    aco_funcp_protector@PLT
+            call    abort@PLT
+        #else
+            call    aco_funcp_protector
+            call    abort
+        #endif
+    #endif
+            ret
 #else
     #error "platform not support"
 #endif

test.sh

@@ -14,7 +14,7 @@
 # See the License for the specific language governing permissions and
 # limitations under the License.
 
-ulimit -c unlimited
+#ulimit -c unlimited
 
 gl_trap_str=""
 
@@ -107,8 +107,8 @@ function test_f(){
     declare errc
     declare test_ct
     declare infile
-    test_ct=`file * | grep -P "ELF.*executable" | grep -Po '^[^:]+' | wc -l`
-    file * | grep -P "ELF.*executable" | grep -Po '^[^:]+' | while read infile
+    test_ct=`file * | grep -P "\bexecutable\b" | grep -Po '^[^:]+' | wc -l`
+    file * | grep -P "\bexecutable\b" | grep -Po '^[^:]+' | while read infile
     do
         test_f_is_exclude_app "$infile"
         if [ "0" -eq "$?" ]