ack/mach/sparc/libsys/sigtramp.s
1991-10-03 15:57:23 +00:00

87 lines
1.7 KiB
ArmAsm

.global __sigtramp
__sigtramp:
dec 0x10, %sp
st %g1, [%sp+0x44]
std %l0, [%sp+0x48]
save %sp, %g4, %sp
st %g0, [%sp + 64]
clr %l1
mov %fp, %l0
ld [%fp + 0x58], %o2
set 0x1000, %l3
ld [%o2 + 0x14], %o0
rd %y, %l4
andcc %o0, %l3, %g0
be 1f
st %l4, [%sp + 0xe4]
std %f0, [%sp + 0x60]
std %f2, [%sp + 0x68]
std %f4, [%sp + 0x70]
std %f6, [%sp + 0x78]
std %f8, [%sp + 0x80]
std %f10, [%sp + 0x88]
std %f12, [%sp + 0x90]
std %f14, [%sp + 0x98]
std %f16, [%sp + 0xa0]
std %f18, [%sp + 0xa8]
std %f20, [%sp + 0xb0]
std %f22, [%sp + 0xb8]
std %f24, [%sp + 0xc0]
std %f26, [%sp + 0xc8]
std %f28, [%sp + 0xd0]
std %f30, [%sp + 0xd8]
st %fsr, [%sp + 0xe0]
1:
std %g2, [%sp + 0xe8]
std %g4, [%sp + 0xf0]
std %g6, [%sp + 0xf8]
ld [%fp + 0x50], %o0
dec 4, %l0
st %o0, [%l0]
set __sigfunc, %g1
sll %o0, 2, %g2
add %g1, %g2, %g3
ld [%g3], %g2
call %g2
nop
add %fp, %g4, %sp ! cannot trust %sp after call
ld [%fp + 0x5c], %o3
ld [%fp + 0x58], %i0
ld [%sp + 0xe4], %l1
ld [%i0 + 0x14], %o0
mov %l1, %y
andcc %o0, %l3, %g0
be 2f
ldd [%sp + 0xe8], %g2
ldd [%sp + 0x60], %f0
ldd [%sp + 0x68], %f2
ldd [%sp + 0x70], %f4
ldd [%sp + 0x78], %f6
ldd [%sp + 0x80], %f8
ldd [%sp + 0x88], %f10
ldd [%sp + 0x90], %f12
ldd [%sp + 0x98], %f14
ldd [%sp + 0xa0], %f16
ldd [%sp + 0xa8], %f18
ldd [%sp + 0xb0], %f20
ldd [%sp + 0xb8], %f22
ldd [%sp + 0xc0], %f24
ldd [%sp + 0xc8], %f26
ldd [%sp + 0xd0], %f28
ldd [%sp + 0xd8], %f30
ld [%sp + 0xe0], %fsr
2:
ldd [%sp + 0xf0], %g4
ldd [%sp + 0xf8], %g6
restore %g0, 0x8b, %g1
ldd [%sp+0x48], %l0
inc 0x10, %sp
ta %g0
nop