Adds a way to simulate the programs with spike, to compare PCs and debug

bench/link.ld

@@ -1,50 +1,19 @@
 OUTPUT_ARCH( "riscv" )
 
 ENTRY (_start)
-MEMORY
-{
-  insnmem   (rx) : ORIGIN = 0x0000, LENGTH = 8K
-  datamem   (wai!x) : ORIGIN = 0x2000, LENGTH = 8K
-}
-
-PHDRS
-{
-  text PT_LOAD;
-  data PT_LOAD;
-  bss PT_LOAD;
-}
-
 SECTIONS
 {
-  PROVIDE(_start = ORIGIN(insnmem));
-  .text : {
-    PROVIDE(_text_start = .);
-    *(.text._start) *(.text .text.*)
-    PROVIDE(_text_end = .);
-  } >insnmem AT>insnmem :text
+    . = 0x10000;
+    .text : { *(.text) }
+    . = ALIGN(8);
+    .data : { *(.data) }
+    .bss : { *(.bss) }
+    . = ALIGN(8);
+    PROVIDE(_memory_start = . );
+    PROVIDE(_memory_end = 0x20000);
+    PROVIDE(_stack_size = 1024); /* 1 KiB */
+    PROVIDE(_stack_start = _memory_end);
+    PROVIDE(_stack_end = _stack_start - _stack_size);
 
-  . = ORIGIN(datamem);
-  .rodata ALIGN(4) : {
-    PROVIDE(_rodata_start = .);
-    *(.rodata .rodata.*)
-    PROVIDE(_rodata_end = .);
-  } >datamem AT>datamem :data
 
-  .data ALIGN(4) : {
-    PROVIDE(_data_start = .);
-    *(.sdata .sdata.*) *(.data .data.*)
-    PROVIDE(_data_end = .);
-  } >datamem AT>datamem :data
-
-  .bss ALIGN(4) : {
-    PROVIDE(_bss_start = .);
-    *(.sbss .sbss.*) *(.bss .bss.*)
-    PROVIDE(_bss_end = .);
-  } >datamem AT>datamem :bss
-
-  PROVIDE(_memory_start = ORIGIN(datamem));
-  PROVIDE(_memory_end = ORIGIN(datamem) + LENGTH(datamem));
-  PROVIDE(_stack_size = 1024); /* 1 KiB */
-  PROVIDE(_stack_start = ORIGIN(datamem) + LENGTH(datamem));
-  PROVIDE(_stack_end = _stack_start - _stack_size);
 }