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-rw-r--r--zap/source/arm/sys/syscall.s32
1 files changed, 0 insertions, 32 deletions
diff --git a/zap/source/arm/sys/syscall.s b/zap/source/arm/sys/syscall.s
deleted file mode 100644
index c4f8d40..0000000
--- a/zap/source/arm/sys/syscall.s
+++ /dev/null
@@ -1,32 +0,0 @@
-@ Copyright 2022-2023 Gabriel Jensen.
-@ This Source Code Form is subject to the terms of the Mozilla Public License, v. 2.0.
-@ If a copy of the MPL was not distributed with this file, You can obtain one at <https://mozilla.org/MPL/2.0>.
-
-.syntax unified
-
-.arm
-
-.globl zap_syscall
-
-zap_syscall:
- @ System calls on ARM EABI use the following registers:
- @ r0 : System call identifier
- @ r1 : First parameter
- @ r2 : Second parameter
- @ r3 : Third parameter
- @ r4 : Fourth parameter
- @ r5 : Fifth parameter
- @ r6 : Sixth parameter
- @ r0 : Return value
- push {r4-r5,r7,lr} @ Remember that the parameters are now further up the stack.
- mov r7,r0 @ Move the identifier.
- mov r0,r1 @ Place parameters.
- mov r1,r2
- mov r2,r3
- ldr r3,[sp,0x10] @ Get the remaining parameters from the stack.
- ldr r4,[sp,0x14]
- ldr r5,[sp,0x18]
- svc 0x0 @ Divinity
- pop {r4-r5,r7} @ Restore the registers.
- pop {r0}
- bx r0