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comment "subroutine prologue"
.macro gdbasm_enter
alloc r33=ar.pfs,0,2,0,0
mov r32=b0
nop.i 0
.endm
comment "subroutine epilogue"
.macro gdbasm_leave
nop.m 0
mov ar.pfs=r33
mov b0=r32
nop.m 0
nop.f 0
br.ret.sptk.many b0
.endm
.macro gdbasm_call subr
nop.m 0
nop.f 0
br.call.sptk.many b0=\subr
.endm
.macro gdbasm_several_nops
nop.m 0
nop.i 0
nop.i 0
.endm
comment "exit (0)"
.macro gdbasm_exit0
break.m 0x0
nop.m 0
nop.i 0
.endm
comment "crt0 startup"
.macro gdbasm_startup
gdbasm_enter
mov r32=r0
nop.i 0
nop.i 0
.endm
comment "Declare a data variable"
.purgem gdbasm_datavar
.macro gdbasm_datavar name value
.data
\name:
.long \value
.endm