Thanks Richi.

I added "BIAS" for you:
https://gcc.gnu.org/pipermail/gcc-patches/2023-July/623978.html 

Thanks.


juzhe.zh...@rivai.ai
 
From: Richard Biener
Date: 2023-07-10 18:40
To: Ju-Zhe Zhong
CC: gcc-patches; richard.sandiford; linkw; krebbel
Subject: Re: [PATCH] VECT: Add COND_LEN_* operations for loop control with 
length targets
On Fri, 7 Jul 2023, juzhe.zh...@rivai.ai wrote:
 
> From: Ju-Zhe Zhong <juzhe.zh...@rivai.ai>
> 
> Hi, Richard and Richi.
> 
> This patch is adding cond_len_* operations pattern for target support 
> loop control with length.
 
It looks mostly OK - the probably obvious question is with rearding
to the "missing" bias argument ...
 
IBM folks - is there any expectation that the set of len familiy of
instructions increases or will they be accounted as "mistake" and
future additions will happen in different ways?
 
At the moment I'd say for consistency reasons 'len' should always
come with 'bias'.
 
Thanks,
Richard.
 
> These patterns will be used in these following case:
> 
> 1. Integer division:
>    void
>    f (int32_t *restrict a, int32_t *restrict b, int32_t *restrict c, int n)
>    {
>      for (int i = 0; i < n; ++i)
>       {
>         a[i] = b[i] / c[i];
>       }
>    }
> 
>   ARM SVE IR:
>   
>   ...
>   max_mask_36 = .WHILE_ULT (0, bnd.5_32, { 0, ... });
> 
>   Loop:
>   ...
>   # loop_mask_29 = PHI <next_mask_37(4), max_mask_36(3)>
>   ...
>   vect__4.8_28 = .MASK_LOAD (_33, 32B, loop_mask_29);
>   ...
>   vect__6.11_25 = .MASK_LOAD (_20, 32B, loop_mask_29);
>   vect__8.12_24 = .COND_DIV (loop_mask_29, vect__4.8_28, vect__6.11_25, 
> vect__4.8_28);
>   ...
>   .MASK_STORE (_1, 32B, loop_mask_29, vect__8.12_24);
>   ...
>   next_mask_37 = .WHILE_ULT (_2, bnd.5_32, { 0, ... });
>   ...
>   
>   For target like RVV who support loop control with length, we want to see IR 
> as follows:
>   
>   Loop:
>   ...
>   # loop_len_29 = SELECT_VL
>   ...
>   vect__4.8_28 = .LEN_MASK_LOAD (_33, 32B, loop_len_29);
>   ...
>   vect__6.11_25 = .LEN_MASK_LOAD (_20, 32B, loop_len_29);
>   vect__8.12_24 = .COND_LEN_DIV (dummp_mask, vect__4.8_28, vect__6.11_25, 
> vect__4.8_28, loop_len_29);
>   ...
>   .LEN_MASK_STORE (_1, 32B, loop_len_29, vect__8.12_24);
>   ...
>   next_mask_37 = .WHILE_ULT (_2, bnd.5_32, { 0, ... });
>   ...
>   
>   Notice here, we use dummp_mask = { -1, -1, .... , -1 }
> 
> 2. Integer conditional division:
>    Similar case with (1) but with condtion:
>    void
>    f (int32_t *restrict a, int32_t *restrict b, int32_t *restrict c, int32_t 
> * cond, int n)
>    {
>      for (int i = 0; i < n; ++i)
>        {
>          if (cond[i])
>          a[i] = b[i] / c[i];
>        }
>    }
>    
>    ARM SVE:
>    ...
>    max_mask_76 = .WHILE_ULT (0, bnd.6_52, { 0, ... });
> 
>    Loop:
>    ...
>    # loop_mask_55 = PHI <next_mask_77(5), max_mask_76(4)>
>    ...
>    vect__4.9_56 = .MASK_LOAD (_51, 32B, loop_mask_55);
>    mask__29.10_58 = vect__4.9_56 != { 0, ... };
>    vec_mask_and_61 = loop_mask_55 & mask__29.10_58;
>    ...
>    vect__6.13_62 = .MASK_LOAD (_24, 32B, vec_mask_and_61);
>    ...
>    vect__8.16_66 = .MASK_LOAD (_1, 32B, vec_mask_and_61);
>    vect__10.17_68 = .COND_DIV (vec_mask_and_61, vect__6.13_62, vect__8.16_66, 
> vect__6.13_62);
>    ...
>    .MASK_STORE (_2, 32B, vec_mask_and_61, vect__10.17_68);
>    ...
>    next_mask_77 = .WHILE_ULT (_3, bnd.6_52, { 0, ... });
>    
>    Here, ARM SVE use vec_mask_and_61 = loop_mask_55 & mask__29.10_58; to 
> gurantee the correct result.
>    
>    However, target with length control can not perform this elegant flow, for 
> RVV, we would expect:
>    
>    Loop:
>    ...
>    loop_len_55 = SELECT_VL
>    ...
>    mask__29.10_58 = vect__4.9_56 != { 0, ... };
>    ...
>    vect__10.17_68 = .COND_LEN_DIV (mask__29.10_58, vect__6.13_62, 
> vect__8.16_66, vect__6.13_62, loop_len_55);
>    ...
> 
>    Here we expect COND_LEN_DIV predicated by a real mask which is the outcome 
> of comparison: mask__29.10_58 = vect__4.9_56 != { 0, ... };
>    and a real length which is produced by loop control : loop_len_55 = 
> SELECT_VL
>    
> 3. conditional Floating-point operations (no -ffast-math):
>    
>     void
>     f (float *restrict a, float *restrict b, int32_t *restrict cond, int n)
>     {
>       for (int i = 0; i < n; ++i)
>         {
>           if (cond[i])
>           a[i] = b[i] + a[i];
>         }
>     }
>   
>   ARM SVE IR:
>   max_mask_70 = .WHILE_ULT (0, bnd.6_46, { 0, ... });
> 
>   ...
>   # loop_mask_49 = PHI <next_mask_71(4), max_mask_70(3)>
>   ...
>   mask__27.10_52 = vect__4.9_50 != { 0, ... };
>   vec_mask_and_55 = loop_mask_49 & mask__27.10_52;
>   ...
>   vect__9.17_62 = .COND_ADD (vec_mask_and_55, vect__6.13_56, vect__8.16_60, 
> vect__6.13_56);
>   ...
>   next_mask_71 = .WHILE_ULT (_22, bnd.6_46, { 0, ... });
>   ...
>   
>   For RVV, we would expect IR:
>   
>   ...
>   loop_len_49 = SELECT_VL
>   ...
>   mask__27.10_52 = vect__4.9_50 != { 0, ... };
>   ...
>   vect__9.17_62 = .COND_LEN_ADD (mask__27.10_52, vect__6.13_56, 
> vect__8.16_60, vect__6.13_56, loop_len_49);
>   ...
> 
> 4. Conditional un-ordered reduction:
>    
>    int32_t
>    f (int32_t *restrict a, 
>    int32_t *restrict cond, int n)
>    {
>      int32_t result = 0;
>      for (int i = 0; i < n; ++i)
>        {
>            if (cond[i])
>          result += a[i];
>        }
>      return result;
>    }
>    
>    ARM SVE IR:
>      
>      Loop:
>      # vect_result_18.7_37 = PHI <vect__33.16_51(4), { 0, ... }(3)>
>      ...
>      # loop_mask_40 = PHI <next_mask_58(4), max_mask_57(3)>
>      ...
>      mask__17.11_43 = vect__4.10_41 != { 0, ... };
>      vec_mask_and_46 = loop_mask_40 & mask__17.11_43;
>      ...
>      vect__33.16_51 = .COND_ADD (vec_mask_and_46, vect_result_18.7_37, 
> vect__7.14_47, vect_result_18.7_37);
>      ...
>      next_mask_58 = .WHILE_ULT (_15, bnd.6_36, { 0, ... });
>      ...
>    
>      Epilogue:
>      _53 = .REDUC_PLUS (vect__33.16_51); [tail call]
>    
>    For RVV, we expect:
>      
>     Loop:
>      # vect_result_18.7_37 = PHI <vect__33.16_51(4), { 0, ... }(3)>
>      ...
>      loop_len_40 = SELECT_VL
>      ...
>      mask__17.11_43 = vect__4.10_41 != { 0, ... };
>      ...
>      vect__33.16_51 = .COND_LEN_ADD (mask__17.11_43, vect_result_18.7_37, 
> vect__7.14_47, vect_result_18.7_37, loop_len_40);
>      ...
>      next_mask_58 = .WHILE_ULT (_15, bnd.6_36, { 0, ... });
>      ...
>    
>      Epilogue:
>      _53 = .REDUC_PLUS (vect__33.16_51); [tail call]
>      
>      I name these patterns as "cond_len_*" since I want the length operand 
> comes after mask operand and all other operands except length operand
>      same order as "cond_*" patterns. Such order will make life easier in the 
> following loop vectorizer support.
> 
> gcc/ChangeLog:
> 
>         * doc/md.texi: Add COND_LEN_* operations for loop control with length.
>         * internal-fn.cc (cond_len_unary_direct): Ditto.
>         (cond_len_binary_direct): Ditto.
>         (cond_len_ternary_direct): Ditto.
>         (expand_cond_len_unary_optab_fn): Ditto.
>         (expand_cond_len_binary_optab_fn): Ditto.
>         (expand_cond_len_ternary_optab_fn): Ditto.
>         (direct_cond_len_unary_optab_supported_p): Ditto.
>         (direct_cond_len_binary_optab_supported_p): Ditto.
>         (direct_cond_len_ternary_optab_supported_p): Ditto.
>         * internal-fn.def (COND_LEN_ADD): Ditto.
>         (COND_LEN_SUB): Ditto.
>         (COND_LEN_MUL): Ditto.
>         (COND_LEN_DIV): Ditto.
>         (COND_LEN_MOD): Ditto.
>         (COND_LEN_RDIV): Ditto.
>         (COND_LEN_MIN): Ditto.
>         (COND_LEN_MAX): Ditto.
>         (COND_LEN_FMIN): Ditto.
>         (COND_LEN_FMAX): Ditto.
>         (COND_LEN_AND): Ditto.
>         (COND_LEN_IOR): Ditto.
>         (COND_LEN_XOR): Ditto.
>         (COND_LEN_SHL): Ditto.
>         (COND_LEN_SHR): Ditto.
>         (COND_LEN_FMA): Ditto.
>         (COND_LEN_FMS): Ditto.
>         (COND_LEN_FNMA): Ditto.
>         (COND_LEN_FNMS): Ditto.
>         (COND_LEN_NEG): Ditto.
>         * optabs.def (OPTAB_D): Ditto.
> 
> ---
>  gcc/doc/md.texi     | 80 +++++++++++++++++++++++++++++++++++++++++++++
>  gcc/internal-fn.cc  | 15 +++++++++
>  gcc/internal-fn.def | 38 +++++++++++++++++++++
>  gcc/optabs.def      | 24 ++++++++++++++
>  4 files changed, 157 insertions(+)
> 
> diff --git a/gcc/doc/md.texi b/gcc/doc/md.texi
> index b30a824488b..287726d642b 100644
> --- a/gcc/doc/md.texi
> +++ b/gcc/doc/md.texi
> @@ -7234,6 +7234,86 @@ for (i = 0; i < GET_MODE_NUNITS (@var{m}); i++)
>    op0[i] = op1[i] ? fma (op2[i], op3[i], op4[i]) : op5[i];
>  @end smallexample
>  
> +@cindex @code{cond_len_add@var{mode}} instruction pattern
> +@cindex @code{cond_len_sub@var{mode}} instruction pattern
> +@cindex @code{cond_len_mul@var{mode}} instruction pattern
> +@cindex @code{cond_len_div@var{mode}} instruction pattern
> +@cindex @code{cond_len_udiv@var{mode}} instruction pattern
> +@cindex @code{cond_len_mod@var{mode}} instruction pattern
> +@cindex @code{cond_len_umod@var{mode}} instruction pattern
> +@cindex @code{cond_len_and@var{mode}} instruction pattern
> +@cindex @code{cond_len_ior@var{mode}} instruction pattern
> +@cindex @code{cond_len_xor@var{mode}} instruction pattern
> +@cindex @code{cond_len_smin@var{mode}} instruction pattern
> +@cindex @code{cond_len_smax@var{mode}} instruction pattern
> +@cindex @code{cond_len_umin@var{mode}} instruction pattern
> +@cindex @code{cond_len_umax@var{mode}} instruction pattern
> +@cindex @code{cond_len_fmin@var{mode}} instruction pattern
> +@cindex @code{cond_len_fmax@var{mode}} instruction pattern
> +@cindex @code{cond_len_ashl@var{mode}} instruction pattern
> +@cindex @code{cond_len_ashr@var{mode}} instruction pattern
> +@cindex @code{cond_len_lshr@var{mode}} instruction pattern
> +@item @samp{cond_len_add@var{mode}}
> +@itemx @samp{cond_len_sub@var{mode}}
> +@itemx @samp{cond_len_mul@var{mode}}
> +@itemx @samp{cond_len_div@var{mode}}
> +@itemx @samp{cond_len_udiv@var{mode}}
> +@itemx @samp{cond_len_mod@var{mode}}
> +@itemx @samp{cond_len_umod@var{mode}}
> +@itemx @samp{cond_len_and@var{mode}}
> +@itemx @samp{cond_len_ior@var{mode}}
> +@itemx @samp{cond_len_xor@var{mode}}
> +@itemx @samp{cond_len_smin@var{mode}}
> +@itemx @samp{cond_len_smax@var{mode}}
> +@itemx @samp{cond_len_umin@var{mode}}
> +@itemx @samp{cond_len_umax@var{mode}}
> +@itemx @samp{cond_len_fmin@var{mode}}
> +@itemx @samp{cond_len_fmax@var{mode}}
> +@itemx @samp{cond_len_ashl@var{mode}}
> +@itemx @samp{cond_len_ashr@var{mode}}
> +@itemx @samp{cond_len_lshr@var{mode}}
> +When operand 1 is true and element index < operand 5, perform an operation 
> on operands 2 and 3 and
> +store the result in operand 0, otherwise store operand 4 in operand 0.
> +The operation only works for the operands are vectors.
> +
> +@smallexample
> +for (i = 0; i < ops[5]; i++)
> +  op0[i] = op1[i] ? op2[i] @var{op} op3[i] : op4[i];
> +@end smallexample
> +
> +where, for example, @var{op} is @code{+} for @samp{cond_len_add@var{mode}}.
> +
> +When defined for floating-point modes, the contents of @samp{op3[i]}
> +are not interpreted if @samp{op1[i]} is false, just like they would not
> +be in a normal C @samp{?:} condition.
> +
> +Operands 0, 2, 3 and 4 all have mode @var{m}.  Operand 1 is a scalar
> +integer if @var{m} is scalar, otherwise it has the mode returned by
> +@code{TARGET_VECTORIZE_GET_MASK_MODE}.  Operand 5 has whichever
> +integer mode the target prefers.
> +
> +@samp{cond_@var{op}@var{mode}} generally corresponds to a conditional
> +form of @samp{@var{op}@var{mode}3}.  As an exception, the vector forms
> +of shifts correspond to patterns like @code{vashl@var{mode}3} rather
> +than patterns like @code{ashl@var{mode}3}.
> +
> +@cindex @code{cond_len_fma@var{mode}} instruction pattern
> +@cindex @code{cond_len_fms@var{mode}} instruction pattern
> +@cindex @code{cond_len_fnma@var{mode}} instruction pattern
> +@cindex @code{cond_len_fnms@var{mode}} instruction pattern
> +@item @samp{cond_len_fma@var{mode}}
> +@itemx @samp{cond_len_fms@var{mode}}
> +@itemx @samp{cond_len_fnma@var{mode}}
> +@itemx @samp{cond_len_fnms@var{mode}}
> +Like @samp{cond_len_add@var{m}}, except that the conditional operation
> +takes 3 operands rather than two.  For example, the vector form of
> +@samp{cond_len_fma@var{mode}} is equivalent to:
> +
> +@smallexample
> +for (i = 0; i < ops[6]; i++)
> +  op0[i] = op1[i] ? fma (op2[i], op3[i], op4[i]) : op5[i];
> +@end smallexample
> +
>  @cindex @code{neg@var{mode}cc} instruction pattern
>  @item @samp{neg@var{mode}cc}
>  Similar to @samp{mov@var{mode}cc} but for conditional negation.  
> Conditionally
> diff --git a/gcc/internal-fn.cc b/gcc/internal-fn.cc
> index 278db7b1805..b0700aa1998 100644
> --- a/gcc/internal-fn.cc
> +++ b/gcc/internal-fn.cc
> @@ -183,6 +183,9 @@ init_internal_fns ()
>  #define cond_unary_direct { 1, 1, true }
>  #define cond_binary_direct { 1, 1, true }
>  #define cond_ternary_direct { 1, 1, true }
> +#define cond_len_unary_direct { 1, 1, true }
> +#define cond_len_binary_direct { 1, 1, true }
> +#define cond_len_ternary_direct { 1, 1, true }
>  #define while_direct { 0, 2, false }
>  #define fold_extract_direct { 2, 2, false }
>  #define fold_left_direct { 1, 1, false }
> @@ -3869,6 +3872,15 @@ expand_convert_optab_fn (internal_fn fn, gcall *stmt, 
> convert_optab optab,
>  #define expand_cond_ternary_optab_fn(FN, STMT, OPTAB) \
>    expand_direct_optab_fn (FN, STMT, OPTAB, 5)
>  
> +#define expand_cond_len_unary_optab_fn(FN, STMT, OPTAB) \
> +  expand_direct_optab_fn (FN, STMT, OPTAB, 4)
> +
> +#define expand_cond_len_binary_optab_fn(FN, STMT, OPTAB) \
> +  expand_direct_optab_fn (FN, STMT, OPTAB, 5)
> +
> +#define expand_cond_len_ternary_optab_fn(FN, STMT, OPTAB) \
> +  expand_direct_optab_fn (FN, STMT, OPTAB, 6)
> +
>  #define expand_fold_extract_optab_fn(FN, STMT, OPTAB) \
>    expand_direct_optab_fn (FN, STMT, OPTAB, 3)
>  
> @@ -3964,6 +3976,9 @@ multi_vector_optab_supported_p (convert_optab optab, 
> tree_pair types,
>  #define direct_cond_unary_optab_supported_p direct_optab_supported_p
>  #define direct_cond_binary_optab_supported_p direct_optab_supported_p
>  #define direct_cond_ternary_optab_supported_p direct_optab_supported_p
> +#define direct_cond_len_unary_optab_supported_p direct_optab_supported_p
> +#define direct_cond_len_binary_optab_supported_p direct_optab_supported_p
> +#define direct_cond_len_ternary_optab_supported_p direct_optab_supported_p
>  #define direct_mask_load_optab_supported_p convert_optab_supported_p
>  #define direct_load_lanes_optab_supported_p multi_vector_optab_supported_p
>  #define direct_mask_load_lanes_optab_supported_p 
> multi_vector_optab_supported_p
> diff --git a/gcc/internal-fn.def b/gcc/internal-fn.def
> index 238b7ee0bc9..ea750a921ed 100644
> --- a/gcc/internal-fn.def
> +++ b/gcc/internal-fn.def
> @@ -72,6 +72,10 @@ along with GCC; see the file COPYING3.  If not see
>     - fold_left: for scalar = FN (scalar, vector), keyed off the vector mode
>     - check_ptrs: used for check_{raw,war}_ptrs
>  
> +   - cond_len_unary: a conditional unary optab, such as cond_len_neg<mode>
> +   - cond_len_binary: a conditional binary optab, such as cond_len_add<mode>
> +   - cond_len_ternary: a conditional ternary optab, such as 
> cond_len_fma_rev<mode>
> +
>     DEF_INTERNAL_SIGNED_OPTAB_FN defines an internal function that
>     maps to one of two optabs, depending on the signedness of an input.
>     SIGNED_OPTAB and UNSIGNED_OPTAB are the optabs for signed and
> @@ -248,6 +252,40 @@ DEF_INTERNAL_OPTAB_FN (COND_FNMS, ECF_CONST, cond_fnms, 
> cond_ternary)
>  
>  DEF_INTERNAL_OPTAB_FN (COND_NEG, ECF_CONST, cond_neg, cond_unary)
>  
> +DEF_INTERNAL_OPTAB_FN (COND_LEN_ADD, ECF_CONST, cond_len_add, 
> cond_len_binary)
> +DEF_INTERNAL_OPTAB_FN (COND_LEN_SUB, ECF_CONST, cond_len_sub, 
> cond_len_binary)
> +DEF_INTERNAL_OPTAB_FN (COND_LEN_MUL, ECF_CONST, cond_len_smul, 
> cond_len_binary)
> +DEF_INTERNAL_SIGNED_OPTAB_FN (COND_LEN_DIV, ECF_CONST, first, cond_len_sdiv,
> +       cond_len_udiv, cond_len_binary)
> +DEF_INTERNAL_SIGNED_OPTAB_FN (COND_LEN_MOD, ECF_CONST, first, cond_len_smod,
> +       cond_len_umod, cond_len_binary)
> +DEF_INTERNAL_OPTAB_FN (COND_LEN_RDIV, ECF_CONST, cond_len_sdiv, 
> cond_len_binary)
> +DEF_INTERNAL_SIGNED_OPTAB_FN (COND_LEN_MIN, ECF_CONST, first, cond_len_smin,
> +       cond_len_umin, cond_len_binary)
> +DEF_INTERNAL_SIGNED_OPTAB_FN (COND_LEN_MAX, ECF_CONST, first, cond_len_smax,
> +       cond_len_umax, cond_len_binary)
> +DEF_INTERNAL_OPTAB_FN (COND_LEN_FMIN, ECF_CONST, cond_len_fmin, 
> cond_len_binary)
> +DEF_INTERNAL_OPTAB_FN (COND_LEN_FMAX, ECF_CONST, cond_len_fmax, 
> cond_len_binary)
> +DEF_INTERNAL_OPTAB_FN (COND_LEN_AND, ECF_CONST | ECF_NOTHROW, cond_len_and,
> +        cond_len_binary)
> +DEF_INTERNAL_OPTAB_FN (COND_LEN_IOR, ECF_CONST | ECF_NOTHROW, cond_len_ior,
> +        cond_len_binary)
> +DEF_INTERNAL_OPTAB_FN (COND_LEN_XOR, ECF_CONST | ECF_NOTHROW, cond_len_xor,
> +        cond_len_binary)
> +DEF_INTERNAL_OPTAB_FN (COND_LEN_SHL, ECF_CONST | ECF_NOTHROW, cond_len_ashl,
> +        cond_len_binary)
> +DEF_INTERNAL_SIGNED_OPTAB_FN (COND_LEN_SHR, ECF_CONST | ECF_NOTHROW, first,
> +       cond_len_ashr, cond_len_lshr, cond_len_binary)
> +
> +DEF_INTERNAL_OPTAB_FN (COND_LEN_FMA, ECF_CONST, cond_len_fma, 
> cond_len_ternary)
> +DEF_INTERNAL_OPTAB_FN (COND_LEN_FMS, ECF_CONST, cond_len_fms, 
> cond_len_ternary)
> +DEF_INTERNAL_OPTAB_FN (COND_LEN_FNMA, ECF_CONST, cond_len_fnma,
> +        cond_len_ternary)
> +DEF_INTERNAL_OPTAB_FN (COND_LEN_FNMS, ECF_CONST, cond_len_fnms,
> +        cond_len_ternary)
> +
> +DEF_INTERNAL_OPTAB_FN (COND_LEN_NEG, ECF_CONST, cond_len_neg, cond_len_unary)
> +
>  DEF_INTERNAL_OPTAB_FN (RSQRT, ECF_CONST, rsqrt, unary)
>  
>  DEF_INTERNAL_OPTAB_FN (REDUC_PLUS, ECF_CONST | ECF_NOTHROW,
> diff --git a/gcc/optabs.def b/gcc/optabs.def
> index 73c9a0c760f..3dae228fba6 100644
> --- a/gcc/optabs.def
> +++ b/gcc/optabs.def
> @@ -254,6 +254,30 @@ OPTAB_D (cond_fms_optab, "cond_fms$a")
>  OPTAB_D (cond_fnma_optab, "cond_fnma$a")
>  OPTAB_D (cond_fnms_optab, "cond_fnms$a")
>  OPTAB_D (cond_neg_optab, "cond_neg$a")
> +OPTAB_D (cond_len_add_optab, "cond_len_add$a")
> +OPTAB_D (cond_len_sub_optab, "cond_len_sub$a")
> +OPTAB_D (cond_len_smul_optab, "cond_len_mul$a")
> +OPTAB_D (cond_len_sdiv_optab, "cond_len_div$a")
> +OPTAB_D (cond_len_smod_optab, "cond_len_mod$a")
> +OPTAB_D (cond_len_udiv_optab, "cond_len_udiv$a")
> +OPTAB_D (cond_len_umod_optab, "cond_len_umod$a")
> +OPTAB_D (cond_len_and_optab, "cond_len_and$a")
> +OPTAB_D (cond_len_ior_optab, "cond_len_ior$a")
> +OPTAB_D (cond_len_xor_optab, "cond_len_xor$a")
> +OPTAB_D (cond_len_ashl_optab, "cond_len_ashl$a")
> +OPTAB_D (cond_len_ashr_optab, "cond_len_ashr$a")
> +OPTAB_D (cond_len_lshr_optab, "cond_len_lshr$a")
> +OPTAB_D (cond_len_smin_optab, "cond_len_smin$a")
> +OPTAB_D (cond_len_smax_optab, "cond_len_smax$a")
> +OPTAB_D (cond_len_umin_optab, "cond_len_umin$a")
> +OPTAB_D (cond_len_umax_optab, "cond_len_umax$a")
> +OPTAB_D (cond_len_fmin_optab, "cond_len_fmin$a")
> +OPTAB_D (cond_len_fmax_optab, "cond_len_fmax$a")
> +OPTAB_D (cond_len_fma_optab, "cond_len_fma$a")
> +OPTAB_D (cond_len_fms_optab, "cond_len_fms$a")
> +OPTAB_D (cond_len_fnma_optab, "cond_len_fnma$a")
> +OPTAB_D (cond_len_fnms_optab, "cond_len_fnms$a")
> +OPTAB_D (cond_len_neg_optab, "cond_len_neg$a")
>  OPTAB_D (cmov_optab, "cmov$a6")
>  OPTAB_D (cstore_optab, "cstore$a4")
>  OPTAB_D (ctrap_optab, "ctrap$a4")
> 
 
-- 
Richard Biener <rguent...@suse.de>
SUSE Software Solutions Germany GmbH, Frankenstrasse 146, 90461 Nuernberg,
Germany; GF: Ivo Totev, Andrew Myers, Andrew McDonald, Boudien Moerman;
HRB 36809 (AG Nuernberg)
 

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