move .code_signature section into .text

Author: tropicaaal

compiler/rustc_target/src/spec/targets/armv7a_vex_v5_linker_script.ld

@@ -18,19 +18,15 @@ It's currently unclear why subtracting anything is necessary, but it fixes memor
 __heap_end = __user_ram_end - __stack_length - 0x100;
 
 SECTIONS {
-    .code_signature __user_ram_start : {
-        __code_signature_start = .;
+    .text : {
+        __text_start = .;
         KEEP(*(.code_signature))
-        . = __code_signature_start + 0x20;
-    } > USER_RAM = 0
-
-    .text __user_ram_start + 0x20 : {
-        *(.text.boot)
+        . = __text_start + 0x20;
+        *(.boot)
         *(.text .text.*)
-    } > USER_RAM
+    } > USER_RAM = 0
 
-    .rodata : {
-        *(.rodata .rodata.*)
+    .rodata1 : {
         *(.rodata1 .rodata1.*)
     } > USER_RAM
 
@@ -59,4 +55,4 @@ SECTIONS {
     /DISCARD/ : {
         *(.ARM.exidx)
     }
-}
+}

library/std/src/sys/pal/vexos/mod.rs

@@ -26,7 +26,7 @@ use crate::{arch::asm, ptr::{self, addr_of_mut}};
 
 #[cfg(not(test))]
 #[no_mangle]
-#[link_section = ".text.boot"]
+#[link_section = ".boot"]
 pub unsafe extern "C" fn _start() -> ! {
     extern "C" {
         static mut __bss_start: u8;