diff options
Diffstat (limited to 'src/syscall/asm_linux_arm.s')
| -rw-r--r-- | src/syscall/asm_linux_arm.s | 113 |
1 files changed, 0 insertions, 113 deletions
diff --git a/src/syscall/asm_linux_arm.s b/src/syscall/asm_linux_arm.s index 6bb4df81a0..3252220562 100644 --- a/src/syscall/asm_linux_arm.s +++ b/src/syscall/asm_linux_arm.s @@ -9,95 +9,6 @@ // System calls for arm, Linux // -// func Syscall(syscall uintptr, a1, a2, a3 uintptr) (r1, r2, err uintptr); -TEXT ·Syscall(SB),NOSPLIT,$0-28 - BL runtime·entersyscall(SB) - MOVW trap+0(FP), R7 - MOVW a1+4(FP), R0 - MOVW a2+8(FP), R1 - MOVW a3+12(FP), R2 - MOVW $0, R3 - MOVW $0, R4 - MOVW $0, R5 - SWI $0 - MOVW $0xfffff001, R1 - CMP R1, R0 - BLS ok - MOVW $-1, R1 - MOVW R1, r1+16(FP) - MOVW $0, R2 - MOVW R2, r2+20(FP) - RSB $0, R0, R0 - MOVW R0, err+24(FP) - BL runtime·exitsyscall(SB) - RET -ok: - MOVW R0, r1+16(FP) - MOVW $0, R0 - MOVW R0, r2+20(FP) - MOVW R0, err+24(FP) - BL runtime·exitsyscall(SB) - RET - -// func Syscall6(trap uintptr, a1, a2, a3, a4, a5, a6 uintptr) (r1, r2, err uintptr); -// Actually Syscall5 but the rest of the code expects it to be named Syscall6. -TEXT ·Syscall6(SB),NOSPLIT,$0-40 - BL runtime·entersyscall(SB) - MOVW trap+0(FP), R7 // syscall entry - MOVW a1+4(FP), R0 - MOVW a2+8(FP), R1 - MOVW a3+12(FP), R2 - MOVW a4+16(FP), R3 - MOVW a5+20(FP), R4 - MOVW a6+24(FP), R5 - SWI $0 - MOVW $0xfffff001, R6 - CMP R6, R0 - BLS ok6 - MOVW $-1, R1 - MOVW R1, r1+28(FP) - MOVW $0, R2 - MOVW R2, r2+32(FP) - RSB $0, R0, R0 - MOVW R0, err+36(FP) - BL runtime·exitsyscall(SB) - RET -ok6: - MOVW R0, r1+28(FP) - MOVW R1, r2+32(FP) - MOVW $0, R0 - MOVW R0, err+36(FP) - BL runtime·exitsyscall(SB) - RET - -// func RawSyscall6(trap uintptr, a1, a2, a3, a4, a5, a6 uintptr) (r1, r2, err uintptr); -// Actually RawSyscall5 but the rest of the code expects it to be named RawSyscall6. -TEXT ·RawSyscall6(SB),NOSPLIT,$0-40 - MOVW trap+0(FP), R7 // syscall entry - MOVW a1+4(FP), R0 - MOVW a2+8(FP), R1 - MOVW a3+12(FP), R2 - MOVW a4+16(FP), R3 - MOVW a5+20(FP), R4 - MOVW a6+24(FP), R5 - SWI $0 - MOVW $0xfffff001, R6 - CMP R6, R0 - BLS ok2 - MOVW $-1, R1 - MOVW R1, r1+28(FP) - MOVW $0, R2 - MOVW R2, r2+32(FP) - RSB $0, R0, R0 - MOVW R0, err+36(FP) - RET -ok2: - MOVW R0, r1+28(FP) - MOVW R1, r2+32(FP) - MOVW $0, R0 - MOVW R0, err+36(FP) - RET - #define SYS__LLSEEK 140 /* from zsysnum_linux_arm.go */ // func seek(fd int, offset int64, whence int) (newoffset int64, errno int) // Implemented in assembly to avoid allocation when @@ -130,30 +41,6 @@ okseek: BL runtime·exitsyscall(SB) RET -// func RawSyscall(trap uintptr, a1, a2, a3 uintptr) (r1, r2, err uintptr); -TEXT ·RawSyscall(SB),NOSPLIT,$0-28 - MOVW trap+0(FP), R7 // syscall entry - MOVW a1+4(FP), R0 - MOVW a2+8(FP), R1 - MOVW a3+12(FP), R2 - SWI $0 - MOVW $0xfffff001, R1 - CMP R1, R0 - BLS ok1 - MOVW $-1, R1 - MOVW R1, r1+16(FP) - MOVW $0, R2 - MOVW R2, r2+20(FP) - RSB $0, R0, R0 - MOVW R0, err+24(FP) - RET -ok1: - MOVW R0, r1+16(FP) - MOVW $0, R0 - MOVW R0, r2+20(FP) - MOVW R0, err+24(FP) - RET - // func rawVforkSyscall(trap, a1 uintptr) (r1, err uintptr) TEXT ·rawVforkSyscall(SB),NOSPLIT|NOFRAME,$0-16 MOVW trap+0(FP), R7 // syscall entry |