2010-04-13 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
* gcc/config/s390/s390.md: Replace TARGET_64BIT with TARGET_ZARCH.
* gcc/config/s390/s390.c: Replace UNTIS_PER_WORD with
UNITS_PER_LONG where it is ABI relevant.
(s390_return_addr_rtx): Likewise.
(s390_back_chain_rtx): Likewise.
(s390_frame_area): Likewise.
(s390_frame_info): Likewise.
(s390_initial_elimination_offset): Likewise.
(save_gprs): Likewise.
(s390_emit_prologue): Likewise.
(s390_emit_epilogue): Likewise.
(s390_function_arg_advance): Likewise.
(s390_function_arg): Likewise.
(s390_va_start): Likewise.
(s390_gimplify_va_arg): Likewise.
(s390_function_profiler): Likewise.
(s390_optimize_prologue): Likewise.
(s390_rtx_costs): Likewise.
(s390_secondary_reload): Likewise.
(s390_promote_function_mode): Likewise.
(s390_hard_regno_mode_ok): Replace TARGET_64BIT with TARGET_ZARCH.
(s390_scalar_mode_supported_p): Disallow TImode if no 64 bit
registers available.
(s390_unwind_word_mode): New function.
(s390_function_value): Split 64 bit values into register pair if
used as return value.
(s390_call_saved_register_used): Don't use HARD_REGNO_NREGS for
function call parameters. Handle parallels.
(TARGET_SCALAR_MODE_SUPPORTED_P): New macro.
(HARD_REGNO_CALL_PART_CLOBBERED): New macro.
(DWARF_CIE_DATA_ALIGNMENT): New macro.
(s390_expand_setmem): Remove unused variable src_addr.
* gcc/longlong.h: Make smul_ppmm and sdiv_qrnnd inline asms to
deal with 64 bit registers.
* gcc/config/s390/s390.h: Define __zarch__ predefined macro.
Replace UNITS_PER_WORD with UNITS_PER_LONG where it is ABI relevant.
(UNITS_PER_LONG): New macro.
* libjava/include/s390-signal.h: Define extended ucontext
structure containing the upper halfs of the 64 bit registers.
Co-Authored-By: Ulrich Weigand <uweigand@de.ibm.com>
From-SVN: r158257
