Added runtime (kernel 2.0)

2019-10-30 23:40:01 -04:00
parent 06e5f6df1d
commit 46b09028d0
37 changed files with 569 additions and 3866 deletions
--- a/runtime/io/vx_io.s
+++ b/runtime/io/vx_io.s
@@ -0,0 +1,30 @@
+
+
+.type vx_print_str, @function
+.global vx_print_str
+vx_print_str:
+    addi sp, sp, -12
+    sw   ra, 0(sp)
+    sw   a1, 4(sp)
+bl:
+    lbu  a1,0(a0)
+    beqz a1,be
+    jal  vx_printc
+    addi a0, a0, 1
+    j bl
+be:
+    lw   ra, 0(sp)
+    lw   a1, 4(sp)
+    addi sp, sp, 12
+    ret
+
+
+.type vx_printc, @function
+.global vx_printc
+vx_printc:
+    la t0, 0x00010000
+    sw a1, 0(t0)
+    ret
+
+
+