mirror of
https://github.com/tobast/libunwind-eh_elf.git
synced 2024-12-25 04:23:42 +01:00
97 lines
1.6 KiB
ArmAsm
97 lines
1.6 KiB
ArmAsm
.globl func_add1, func_add1_end
|
|
.proc func_add1
|
|
func_add1:
|
|
{.mib; add r8 = 1, r32
|
|
nop.i 0
|
|
br.ret.sptk.many rp
|
|
}
|
|
func_add1_end:
|
|
.endp func_add1
|
|
|
|
.globl func_add3, func_add3_end
|
|
.proc func_add3
|
|
func_add3:
|
|
{.mmi; alloc loc0 = ar.pfs, 2, 1, 2, 0
|
|
mov r2 = sp
|
|
add sp = -16, sp
|
|
} ;;
|
|
{.mii; ld8 r8 = [in1], 8 // load the function pointer
|
|
mov r3 = rp
|
|
mov rp = loc0 // trash rp
|
|
} ;;
|
|
{.mmi; ld8 r9 = [r8], 8 // load the entry-point
|
|
st8 [r2] = r3
|
|
mov out0 = in0
|
|
} ;;
|
|
{.mii; ld8 gp = [r8] // load the gp
|
|
mov b6 = r9
|
|
mov out1 = in1
|
|
}
|
|
{.mib; nop 0
|
|
nop 0
|
|
br.call.sptk rp = b6
|
|
}
|
|
{.mmi; add r2 = 16, sp
|
|
;;
|
|
ld8 r3 = [r2] // r3 = saved rp
|
|
mov ar.pfs = loc0
|
|
} ;;
|
|
{.mii; nop 0
|
|
mov rp = r3
|
|
adds sp = 16, sp
|
|
} ;;
|
|
{.mib; st8 [sp] = in0 // trash rp save location
|
|
add r8 = 2, r8
|
|
br.ret.sptk.many rp
|
|
}
|
|
func_add3_end:
|
|
.endp func_add3
|
|
|
|
.globl func_vframe, func_vframe_end
|
|
.proc func_vframe
|
|
func_vframe:
|
|
{.mii; alloc r16 = ar.pfs, 1, 2, 0, 0 // 0
|
|
mov loc0 = rp
|
|
mov loc1 = sp
|
|
} ;;
|
|
{.mmi; sub sp = sp, in0
|
|
st8 [loc1] = r16
|
|
mov r2 = -99 // 0
|
|
} ;;
|
|
{.mii; nop 0
|
|
mov rp = r2
|
|
mov ar.pfs = r0
|
|
}
|
|
{.mib; mov r16 = r2
|
|
tbit.nz p6, p0 = in0, 4
|
|
(p6) br.cond.sptk.many .exit
|
|
} ;;
|
|
{.mmi; ld8 r16 = [loc1]
|
|
;;
|
|
mov r3 = loc0 // 8 move saved rp to r3
|
|
mov ar.pfs = r16
|
|
} ;;
|
|
{.mmi; mov sp = loc1 // 10
|
|
st8 [loc1] = r0 // trash saved pfs
|
|
mov loc0 = r2
|
|
} ;;
|
|
{.mib; mov r8 = 10
|
|
mov rp = r3
|
|
br.ret.sptk.many rp
|
|
}
|
|
.exit:
|
|
{.mmi; ld8 r16 = [loc1]
|
|
;;
|
|
sub sp = 32, sp
|
|
mov ar.pfs = r16
|
|
} ;;
|
|
{.mmi; mov sp = loc1
|
|
st8 [loc1] = r0 // trash saved pfs
|
|
mov rp = loc0
|
|
}
|
|
{.mib; nop 0
|
|
mov r8 = 4
|
|
br.ret.sptk.many rp
|
|
}
|
|
func_vframe_end:
|
|
.endp func_vframe
|