microblaze port

[musl] / src / internal / microblaze / syscall.s

diff --git a/src/internal/microblaze/syscall.s b/src/internal/microblaze/syscall.s
new file mode 100644 (file)
index 0000000..9bf7c0e
--- /dev/null
+++ b/src/internal/microblaze/syscall.s
@@ -0,0 +1,13 @@
+.global __syscall
+.type   __syscall,@function
+__syscall:
+       addi    r12, r5, 0              # Save the system call number
+       add     r5, r6, r0              # Shift the arguments, arg1
+       add     r6, r7, r0              # arg2
+       add     r7, r8, r0              # arg3
+       add     r8, r9, r0              # arg4
+       add     r9, r10, r0             # arg5
+       lwi     r10, r1, 28             # Get arg6.
+       brki    r14, 0x8                # syscall
+       rtsd    r15, 8
+       nop