rune/libenclave/skeleton: Fix code style of sgxutils.c

Signed-off-by: NShirong Hao <shirong@linux.alibaba.com>

rune/libenclave/internal/runtime/pal/skeleton/sgx.h

@@ -10,8 +10,8 @@
 
 /**
  * enum sgx_epage_flags - page control flags
- * %SGX_PAGE_MEASURE:	Measure the page contents with a sequence of
- *			ENCLS[EEXTEND] operations.
+ * %SGX_PAGE_MEASURE:	Measure the page contents with a
+ * sequence of ENCLS[EEXTEND] operations.
  */
 enum sgx_page_flags {
 	SGX_PAGE_MEASURE	= 0x01,

rune/libenclave/internal/runtime/pal/skeleton/sgxutils.c

@@ -7,14 +7,11 @@ static inline void cpuid(int *eax, int *ebx, int *ecx, int *edx)
 {
 #if defined(__x86_64__)
 	asm volatile ("cpuid"
-		: "=a" (*eax),
-		"=b" (*ebx),
-		"=c" (*ecx),
-		"=d" (*edx)
+		      : "=a" (*eax), "=b" (*ebx), "=c" (*ecx), "=d" (*edx)
 		      : "0" (*eax), "2" (*ecx)
 		      : "memory");
 #else
-	/*on 32bit, ebx can NOT be used as PIC code*/
+	/* on 32bit, ebx can NOT be used as PIC code */
 	asm volatile ("xchgl %%ebx, %1; cpuid; xchgl %%ebx, %1"
 		      : "=a" (*eax), "=r" (*ebx), "=c" (*ecx), "=d" (*edx)
 		      : "0" (*eax), "2" (*ecx)
@@ -82,8 +79,7 @@ void get_sgx_xfrm_by_cpuid(uint64_t *xfrm)
 
 	__cpuidex(cpu_info, SGX_LEAF, 1);
 
-    if (false == try_get_xcr0(xfrm))
-    {
+	if (try_get_xcr0(xfrm) == false) {
 	// if XSAVE is supported, while XSAVEC is not supported,
 	// set xfrm to legacy, because XSAVEC cannot be executed within enclave.
 		*xfrm = SGX_XFRM_LEGACY;