--- runtime/loc2c-runtime.h.orig 2007-02-27 11:45:26.000000000 -0800 +++ runtime/loc2c-runtime.h 2007-02-27 11:50:17.000000000 -0800 @@ -296,52 +296,24 @@ #elif defined (__s390__) || defined (__s390x__) -#if defined __s390__ -#define __stp_get_asm(x, addr, err, size) \ -({ \ - asm volatile( \ - "0: mvc 0(%2,%4),0(%3)\n" \ - "1:\n" \ - ".section .fixup,\"ax\"\n" \ - "2: lhi %0,%5\n" \ - " bras 1,3f\n" \ - " .long 1b\n" \ - "3: l 1,0(1)\n" \ - " br 1\n" \ - ".previous\n" \ +#ifndef EX_TABLE +/* + * Helper macro for exception table entries + */ +#ifndef __s390x__ +#define EX_TABLE(_fault,_target) \ ".section __ex_table,\"a\"\n" \ - " .align 4\n" \ - " .long 0b,2b\n" \ - ".previous" \ - : "+&d" (err), "=m" (x) \ - : "i" (size),"a"(addr), \ - "a" (&(x)),"K" (-EFAULT) \ - : "cc", "1" ); \ -}) - -#define __stp_put_asm(x, addr, err, size) \ -({ \ - asm volatile( \ - "0: mvc 0(%1,%2),0(%3)\n" \ - "1:\n" \ - ".section .fixup,\"ax\"\n" \ - "2: lhi %0,%5\n" \ - " bras 1,3f\n" \ - " .long 1b\n" \ - "3: l 1,0(1)\n" \ - " br 1\n" \ - ".previous\n" \ + " .align 4\n" \ + " .long " #_fault "," #_target "\n" \ + ".previous\n" +#else +#define EX_TABLE(_fault,_target) \ ".section __ex_table,\"a\"\n" \ - " .align 4\n" \ - " .long 0b,2b\n" \ - ".previous" \ - : "+&d" (err) \ - : "i" (size), "a" (addr), \ - "a" (&(x)),"K" (-EFAULT) \ - : "cc", "1"); \ -}) - -#else /* s390x */ + " .align 8\n" \ + " .quad " #_fault "," #_target "\n" \ + ".previous\n" +#endif +#endif #define __stp_get_asm(x, addr, err, size) \ ({ \ @@ -352,10 +324,7 @@ "2: lghi %0,%5\n" \ " jg 1b\n" \ ".previous\n" \ - ".section __ex_table,\"a\"\n" \ - " .align 8\n" \ - " .quad 0b,2b\n" \ - ".previous" \ + EX_TABLE(0b,2b) \ : "+&d" (err), "=m" (x) \ : "i" (size),"a"(addr), \ "a" (&(x)),"K" (-EFAULT) \ @@ -371,16 +340,12 @@ "2: lghi %0,%4\n" \ " jg 1b\n" \ ".previous\n" \ - ".section __ex_table,\"a\"\n" \ - " .align 8\n" \ - " .quad 0b,2b\n" \ - ".previous" \ + EX_TABLE(0b,2b) \ : "+&d" (err) \ : "i" (size),"a"(addr), \ "a"(&(x)),"K"(-EFAULT) \ : "cc"); \ }) -#endif #define deref(size, addr) \ ({ \