From c9ff4f0a2a2cfa31964a307c08f9baa349565bbd Mon Sep 17 00:00:00 2001
From: Eugen Wissner <belka@caraus.de>
Date: Sun, 15 Sep 2024 23:03:25 +0200
Subject: Add call pseudo instruction

---
 tools/builtin.s | 29 +++++++++++++++++++++++++++++
 1 file changed, 29 insertions(+)
 create mode 100644 tools/builtin.s

(limited to 'tools/builtin.s')

diff --git a/tools/builtin.s b/tools/builtin.s
new file mode 100644
index 0000000..6fc43f6
--- /dev/null
+++ b/tools/builtin.s
@@ -0,0 +1,29 @@
+.global printi
+.type printi, @function
+
+.text
+printi:
+    addi sp, sp, -8
+    sw s0, 0(sp)
+    sw ra, 4(sp)
+    addi s0, sp, 8
+
+    addi t0, a0, 0
+    addi a0, a0, '0'
+    sw a0, 0(s0)
+    addi a0, x0, 1
+    addi a1, s0, 0
+    addi a2, x0, 1
+    addi a7, x0, 64
+    ecall
+
+    addi t1, x0, '\n'
+    sw t1, 0(s0)
+    ecall
+
+    addi a0, t0, 0
+
+    lw s0, 0(sp)
+    lw ra, 4(sp)
+    addi sp, sp, 8
+    ret
-- 
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