fiber fix wrong asm directives on (default) solaris build mode.

Illumos/Solaris while being 64 bits produces by default 32 bits build.
In this case building the i386 assembly.

Close GH-13320

Author: devnexen

NEWS

@@ -11,6 +11,7 @@ Core:
     (nielsdos)
   . Fixed bug GH-13178 (Iterator positions incorrect when converting packed
     array to hashed). (ilutov)
+  . Fixed zend fiber build for solaris default mode (32 bits). (David Carlier)
 
 Curl:
   . Deprecated the CURLOPT_BINARYTRANSFER constant. (divinity76)

Zend/asm/jump_x86_64_sysv_elf_gas.S

@@ -31,13 +31,16 @@
  *                                                                                      *
  ****************************************************************************************/
 
-# if defined __CET__
-#  include <cet.h>
-#  define SHSTK_ENABLED (__CET__ & 0x2)
-#  define BOOST_CONTEXT_SHADOW_STACK (SHSTK_ENABLED && SHADOW_STACK_SYSCALL)
+# ifdef __i386__
+#  include "jump_i386_sysv_elf_gas.S"
 # else
-#  define _CET_ENDBR
-# endif
+#  if defined __CET__
+#   include <cet.h>
+#   define SHSTK_ENABLED (__CET__ & 0x2)
+#   define BOOST_CONTEXT_SHADOW_STACK (SHSTK_ENABLED && SHADOW_STACK_SYSCALL)
+#  else
+#   define _CET_ENDBR
+#  endif
 .file "jump_x86_64_sysv_elf_gas.S"
 .text
 .globl jump_fcontext
@@ -148,3 +151,4 @@ jump_fcontext:
 
 /* Mark that we don't need executable stack.  */
 .section .note.GNU-stack,"",%progbits
+# endif

Zend/asm/make_x86_64_sysv_elf_gas.S

@@ -31,13 +31,16 @@
  *                                                                                      *
  ****************************************************************************************/
 
-# if defined __CET__
-#  include <cet.h>
-#  define SHSTK_ENABLED (__CET__ & 0x2)
-#  define BOOST_CONTEXT_SHADOW_STACK (SHSTK_ENABLED && SHADOW_STACK_SYSCALL)
+# ifdef __i386__
+#  include "make_i386_sysv_elf_gas.S"
 # else
-#  define _CET_ENDBR
-# endif
+#  if defined __CET__
+#   include <cet.h>
+#   define SHSTK_ENABLED (__CET__ & 0x2)
+#   define BOOST_CONTEXT_SHADOW_STACK (SHSTK_ENABLED && SHADOW_STACK_SYSCALL)
+#  else
+#   define _CET_ENDBR
+#  endif
 .file "make_x86_64_sysv_elf_gas.S"
 .text
 .globl make_fcontext
@@ -184,3 +187,4 @@ finish:
 
 /* Mark that we don't need executable stack. */
 .section .note.GNU-stack,"",%progbits
+# endif