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authorDaniel Baumann <daniel.baumann@progress-linux.org>2024-04-28 13:16:40 +0000
committerDaniel Baumann <daniel.baumann@progress-linux.org>2024-04-28 13:16:40 +0000
commit47ab3d4a42e9ab51c465c4322d2ec233f6324e6b (patch)
treea61a0ffd83f4a3def4b36e5c8e99630c559aa723 /src/syscall/asm_linux_mips64x.s
parentInitial commit. (diff)
downloadgolang-1.18-47ab3d4a42e9ab51c465c4322d2ec233f6324e6b.tar.xz
golang-1.18-47ab3d4a42e9ab51c465c4322d2ec233f6324e6b.zip
Adding upstream version 1.18.10.upstream/1.18.10upstream
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'src/syscall/asm_linux_mips64x.s')
-rw-r--r--src/syscall/asm_linux_mips64x.s135
1 files changed, 135 insertions, 0 deletions
diff --git a/src/syscall/asm_linux_mips64x.s b/src/syscall/asm_linux_mips64x.s
new file mode 100644
index 0000000..a75d0f7
--- /dev/null
+++ b/src/syscall/asm_linux_mips64x.s
@@ -0,0 +1,135 @@
+// Copyright 2014 The Go Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style
+// license that can be found in the LICENSE file.
+
+//go:build linux && (mips64 || mips64le)
+
+#include "textflag.h"
+
+//
+// System calls for mips64, Linux
+//
+
+// func Syscall(trap int64, a1, a2, a3 int64) (r1, r2, err int64);
+TEXT ·Syscall(SB),NOSPLIT,$0-56
+ JAL runtime·entersyscall(SB)
+ MOVV a1+8(FP), R4
+ MOVV a2+16(FP), R5
+ MOVV a3+24(FP), R6
+ MOVV R0, R7
+ MOVV R0, R8
+ MOVV R0, R9
+ MOVV trap+0(FP), R2 // syscall entry
+ SYSCALL
+ BEQ R7, ok
+ MOVV $-1, R1
+ MOVV R1, r1+32(FP) // r1
+ MOVV R0, r2+40(FP) // r2
+ MOVV R2, err+48(FP) // errno
+ JAL runtime·exitsyscall(SB)
+ RET
+ok:
+ MOVV R2, r1+32(FP) // r1
+ MOVV R3, r2+40(FP) // r2
+ MOVV R0, err+48(FP) // errno
+ JAL runtime·exitsyscall(SB)
+ RET
+
+TEXT ·Syscall6(SB),NOSPLIT,$0-80
+ JAL runtime·entersyscall(SB)
+ MOVV a1+8(FP), R4
+ MOVV a2+16(FP), R5
+ MOVV a3+24(FP), R6
+ MOVV a4+32(FP), R7
+ MOVV a5+40(FP), R8
+ MOVV a6+48(FP), R9
+ MOVV trap+0(FP), R2 // syscall entry
+ SYSCALL
+ BEQ R7, ok6
+ MOVV $-1, R1
+ MOVV R1, r1+56(FP) // r1
+ MOVV R0, r2+64(FP) // r2
+ MOVV R2, err+72(FP) // errno
+ JAL runtime·exitsyscall(SB)
+ RET
+ok6:
+ MOVV R2, r1+56(FP) // r1
+ MOVV R3, r2+64(FP) // r2
+ MOVV R0, err+72(FP) // errno
+ JAL runtime·exitsyscall(SB)
+ RET
+
+TEXT ·RawSyscall(SB),NOSPLIT,$0-56
+ MOVV a1+8(FP), R4
+ MOVV a2+16(FP), R5
+ MOVV a3+24(FP), R6
+ MOVV R0, R7
+ MOVV R0, R8
+ MOVV R0, R9
+ MOVV trap+0(FP), R2 // syscall entry
+ SYSCALL
+ BEQ R7, ok1
+ MOVV $-1, R1
+ MOVV R1, r1+32(FP) // r1
+ MOVV R0, r2+40(FP) // r2
+ MOVV R2, err+48(FP) // errno
+ RET
+ok1:
+ MOVV R2, r1+32(FP) // r1
+ MOVV R3, r2+40(FP) // r2
+ MOVV R0, err+48(FP) // errno
+ RET
+
+TEXT ·RawSyscall6(SB),NOSPLIT,$0-80
+ MOVV a1+8(FP), R4
+ MOVV a2+16(FP), R5
+ MOVV a3+24(FP), R6
+ MOVV a4+32(FP), R7
+ MOVV a5+40(FP), R8
+ MOVV a6+48(FP), R9
+ MOVV trap+0(FP), R2 // syscall entry
+ SYSCALL
+ BEQ R7, ok2
+ MOVV $-1, R1
+ MOVV R1, r1+56(FP) // r1
+ MOVV R0, r2+64(FP) // r2
+ MOVV R2, err+72(FP) // errno
+ RET
+ok2:
+ MOVV R2, r1+56(FP) // r1
+ MOVV R3, r2+64(FP) // r2
+ MOVV R0, err+72(FP) // errno
+ RET
+
+// func rawVforkSyscall(trap, a1 uintptr) (r1, err uintptr)
+TEXT ·rawVforkSyscall(SB),NOSPLIT|NOFRAME,$0-32
+ MOVV a1+8(FP), R4
+ MOVV R0, R5
+ MOVV R0, R6
+ MOVV R0, R7
+ MOVV R0, R8
+ MOVV R0, R9
+ MOVV trap+0(FP), R2 // syscall entry
+ SYSCALL
+ BEQ R7, ok
+ MOVV $-1, R1
+ MOVV R1, r1+16(FP) // r1
+ MOVV R2, err+24(FP) // errno
+ RET
+ok:
+ MOVV R2, r1+16(FP) // r1
+ MOVV R0, err+24(FP) // errno
+ RET
+
+TEXT ·rawSyscallNoError(SB),NOSPLIT,$0-48
+ MOVV a1+8(FP), R4
+ MOVV a2+16(FP), R5
+ MOVV a3+24(FP), R6
+ MOVV R0, R7
+ MOVV R0, R8
+ MOVV R0, R9
+ MOVV trap+0(FP), R2 // syscall entry
+ SYSCALL
+ MOVV R2, r1+32(FP)
+ MOVV R3, r2+40(FP)
+ RET