diff options
Diffstat (limited to 'lib/hipe')
| -rw-r--r-- | lib/hipe/main/hipe.erl | 40 | ||||
| -rw-r--r-- | lib/hipe/rtl/hipe_tagscheme.erl | 15 |
2 files changed, 13 insertions, 42 deletions
diff --git a/lib/hipe/main/hipe.erl b/lib/hipe/main/hipe.erl index b614f5f1ab..52c1b28ad4 100644 --- a/lib/hipe/main/hipe.erl +++ b/lib/hipe/main/hipe.erl @@ -1392,41 +1392,15 @@ o2_opts(TargetArch) -> spillmin_color, use_indexing, remove_comments, concurrent_comp, binary_opt | o1_opts(TargetArch)], case TargetArch of - ultrasparc -> - Common; - powerpc -> - Common; - ppc64 -> - Common; - arm -> - Common; - x86 -> - Common; - % [rtl_ssapre | Common]; - amd64 -> - [icode_range | Common]; % range analysis is effective on 64 bits - Arch -> - ?EXIT({executing_on_an_unsupported_architecture,Arch}) - end. + T when T =:= amd64 orelse T =:= ppc64 -> % 64-bit targets + [icode_range | Common]; + _ -> % T \in [arm, powerpc, ultrasparc, x86] + Common % [rtl_ssapre | Common]; + end. o3_opts(TargetArch) -> - Common = [icode_range, {regalloc,coalescing} | o2_opts(TargetArch)], - case TargetArch of - ultrasparc -> - Common; - powerpc -> - Common; - ppc64 -> - Common; - arm -> - Common; - x86 -> - Common; - amd64 -> - Common; - Arch -> - ?EXIT({executing_on_an_unsupported_architecture,Arch}) - end. + %% no point checking for target architecture since this is checked in 'o1' + [icode_range, {regalloc,coalescing} | o2_opts(TargetArch)]. %% Note that in general, the normal form for options should be positive. %% This is a good programming convention, so that tests in the code say diff --git a/lib/hipe/rtl/hipe_tagscheme.erl b/lib/hipe/rtl/hipe_tagscheme.erl index c27c682915..e640a73a6e 100644 --- a/lib/hipe/rtl/hipe_tagscheme.erl +++ b/lib/hipe/rtl/hipe_tagscheme.erl @@ -20,7 +20,7 @@ %%======================================================================== %% %% Filename : hipe_tagscheme.erl -%% Note : This is specific to Erlang 5.* (i.e. starting with R9). +%% Note : This is specific to Erlang >= 5.* (i.e. starting with R9). %% %% Modifications: %% 020904: Happi - added support for external pids and ports. @@ -141,7 +141,7 @@ mk_non_value() -> ?THE_NON_VALUE. -spec is_fixnum(integer()) -> boolean(). is_fixnum(N) when is_integer(N) -> Bits = ?bytes_to_bits(hipe_rtl_arch:word_size()) - ?TAG_IMMED1_SIZE, - (N =< ((1 bsl (Bits - 1)) - 1)) and (N >= -(1 bsl (Bits - 1))). + (N =< ((1 bsl (Bits - 1)) - 1)) andalso (N >= -(1 bsl (Bits - 1))). %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% @@ -973,11 +973,11 @@ get_one_word_pos_bignum(USize, Size, Fail) -> -spec bignum_sizeneed(non_neg_integer()) -> non_neg_integer(). bignum_sizeneed(Size) -> - WordSizeBits = hipe_rtl_arch:word_size() * 8, case is_fixnum(1 bsl Size) of true -> 0; false -> + WordSizeBits = hipe_rtl_arch:word_size() * 8, ((Size + (WordSizeBits-1)) div WordSizeBits) + 1 end. @@ -1116,14 +1116,11 @@ get_field_offset({matchbuffer, binsize}) -> ?MB_SIZE. get_field_size(Field) -> - size_to_atom(get_field_size1(Field)). - -size_to_atom(Bytes) -> WordSize = hipe_rtl_arch:word_size(), - case Bytes of + case get_field_size1(Field) of WordSize -> word; - 4 -> int32; - %%2 -> int16; So far there are no 2 byte fields + %% 4 -> int32; Seems not needed: covered by the previous case + %% 2 -> int16; So far there are no 2 byte fields 1 -> byte end. |