update data_layout and features

Author: bpangWR

src/librustc_target/spec/arm_wrs_vxworks.rs

@@ -10,7 +10,7 @@ pub fn target() -> TargetResult {
         target_endian: "little".to_string(),
         target_pointer_width: "32".to_string(),
         target_c_int_width: "32".to_string(),
-        data_layout: "e-m:e-p:32:32-i64:64-v128:64:128-a:0:32-n32-S64".to_string(),
+        data_layout: "e-m:e-p:32:32-Fi8-i64:64-v128:64:128-a:0:32-n32-S64".to_string(),
         arch: "arm".to_string(),
         target_os: "vxworks".to_string(),
         target_env: "gnu".to_string(),
@@ -19,12 +19,11 @@ pub fn target() -> TargetResult {
 
         options: TargetOptions {
             // Info about features at https://wiki.debian.org/ArmHardFloatPort
-            features: "+v7,+vfp3,+d16,+thumb2,-neon".to_string(),
+            features: "+v7,+vfp3,-d32,+thumb2,-neon".to_string(),
             cpu: "generic".to_string(),
             max_atomic_width: Some(64),
             abi_blacklist: super::arm_base::abi_blacklist(),
             target_mcount: "\u{1}__gnu_mcount_nc".to_string(),
-//          tls_model: "local-exec".to_string(),
             position_independent_executables: false,
             .. base
         }

src/librustc_target/spec/armv7_wrs_vxworks.rs

@@ -10,7 +10,7 @@ pub fn target() -> TargetResult {
         target_endian: "little".to_string(),
         target_pointer_width: "32".to_string(),
         target_c_int_width: "32".to_string(),
-        data_layout: "e-m:e-p:32:32-i64:64-v128:64:128-a:0:32-n32-S64".to_string(),
+        data_layout: "e-m:e-p:32:32-Fi8-i64:64-v128:64:128-a:0:32-n32-S64".to_string(),
         arch: "arm".to_string(),
         target_os: "vxworks".to_string(),
         target_env: "gnu".to_string(),
@@ -19,12 +19,11 @@ pub fn target() -> TargetResult {
 
         options: TargetOptions {
             // Info about features at https://wiki.debian.org/ArmHardFloatPort
-            features: "+v7,+vfp3,+d16,+thumb2,-neon".to_string(),
+            features: "+v7,+vfp3,-d32,+thumb2,-neon".to_string(),
             cpu: "generic".to_string(),
             max_atomic_width: Some(64),
             abi_blacklist: super::arm_base::abi_blacklist(),
             target_mcount: "\u{1}__gnu_mcount_nc".to_string(),
-//          tls_model: "local-exec".to_string(),
             position_independent_executables: false,
             .. base
         }