s390: Convert CPU Features printf to PrintF

CPU features printout needs to use PrintF macro, in
order for the output to be in correct native encoding.

R=michael_dawson@ca.ibm.com, jyan@ca.ibm.com

Change-Id: If1762e452cdfe8c0ca954676acb20c1e60df8d2f
Reviewed-on: https://chromium-review.googlesource.com/c/1357160
Commit-Queue: Joran Siu <joransiu@ca.ibm.com>
Reviewed-by: Junliang Yan <jyan@ca.ibm.com>
Cr-Commit-Position: refs/heads/master@{#57998}

src/s390/assembler-s390.cc

@@ -239,16 +239,16 @@ void CpuFeatures::PrintTarget() {
   s390_arch = "s390";
 #endif
 
-  printf("target %s\n", s390_arch);
+  PrintF("target %s\n", s390_arch);
 }
 
 void CpuFeatures::PrintFeatures() {
-  printf("FPU=%d\n", CpuFeatures::IsSupported(FPU));
-  printf("FPU_EXT=%d\n", CpuFeatures::IsSupported(FLOATING_POINT_EXT));
-  printf("GENERAL_INSTR=%d\n", CpuFeatures::IsSupported(GENERAL_INSTR_EXT));
-  printf("DISTINCT_OPS=%d\n", CpuFeatures::IsSupported(DISTINCT_OPS));
-  printf("VECTOR_FACILITY=%d\n", CpuFeatures::IsSupported(VECTOR_FACILITY));
-  printf("MISC_INSTR_EXT2=%d\n", CpuFeatures::IsSupported(MISC_INSTR_EXT2));
+  PrintF("FPU=%d\n", CpuFeatures::IsSupported(FPU));
+  PrintF("FPU_EXT=%d\n", CpuFeatures::IsSupported(FLOATING_POINT_EXT));
+  PrintF("GENERAL_INSTR=%d\n", CpuFeatures::IsSupported(GENERAL_INSTR_EXT));
+  PrintF("DISTINCT_OPS=%d\n", CpuFeatures::IsSupported(DISTINCT_OPS));
+  PrintF("VECTOR_FACILITY=%d\n", CpuFeatures::IsSupported(VECTOR_FACILITY));
+  PrintF("MISC_INSTR_EXT2=%d\n", CpuFeatures::IsSupported(MISC_INSTR_EXT2));
 }
 
 Register ToRegister(int num) {