diff options
| -rw-r--r-- | gcc/ChangeLog | 24 | ||||
| -rw-r--r-- | gcc/config/i386/i386.c | 76 | ||||
| -rw-r--r-- | gcc/config/rs6000/rs6000.c | 51 | ||||
| -rw-r--r-- | gcc/config/spu/spu.c | 42 | ||||
| -rw-r--r-- | gcc/doc/tm.texi | 22 | ||||
| -rw-r--r-- | gcc/doc/tm.texi.in | 22 | ||||
| -rw-r--r-- | gcc/system.h | 4 | ||||
| -rw-r--r-- | gcc/target.def | 14 |
8 files changed, 27 insertions, 228 deletions
diff --git a/gcc/ChangeLog b/gcc/ChangeLog index 228bd70bc6c..8d0584764c6 100644 --- a/gcc/ChangeLog +++ b/gcc/ChangeLog @@ -1,5 +1,29 @@ 2012-07-10 Richard Henderson <rth@redhat.com> + * target.def (builtin_mul_widen_even, builtin_mul_widen_odd): Remove. + * system.h (TARGET_VECTORIZE_BUILTIN_MUL_WIDEN_EVEN): Poison. + (TARGET_VECTORIZE_BUILTIN_MUL_WIDEN_ODD): Poison. + * config/i386/i386.c (IX86_BUILTIN_VEC_WIDEN_SMUL_ODD_V4SI): Remove. + (IX86_BUILTIN_VEC_WIDEN_SMUL_ODD_V8SI): Remove. + (IX86_BUILTIN_VEC_WIDEN_UMUL_ODD_V4SI): Remove. + (IX86_BUILTIN_VEC_WIDEN_UMUL_ODD_V8SI): Remove. + (IX86_BUILTIN_VEC_WIDEN_SMUL_EVEN_V4SI): Remove. + (IX86_BUILTIN_VEC_WIDEN_UMUL_EVEN_V4SI): Remove. + (IX86_BUILTIN_VEC_WIDEN_UMUL_EVEN_V8SI): Remove. + (bdesc_args): Remove entries to match. + (ix86_builtin_mul_widen_even, ix86_builtin_mul_widen_odd): Remove. + (TARGET_VECTORIZE_BUILTIN_MUL_WIDEN_EVEN): Remove. + (TARGET_VECTORIZE_BUILTIN_MUL_WIDEN_ODD): Remove. + * config/rs6000/rs6000.c (rs6000_builtin_mul_widen_even): Remove. + (rs6000_builtin_mul_widen_odd): Remove. + (TARGET_VECTORIZE_BUILTIN_MUL_WIDEN_EVEN): Remove. + (TARGET_VECTORIZE_BUILTIN_MUL_WIDEN_ODD): Remove. + * config/spu/spu.c (spu_builtin_mul_widen_even): Remove. + (spu_builtin_mul_widen_odd): Remove. + (TARGET_VECTORIZE_BUILTIN_MUL_WIDEN_EVEN): Remove. + (TARGET_VECTORIZE_BUILTIN_MUL_WIDEN_ODD): Remove. + * doc/tm.texi.in: Don't document the removed hooks. + * tree-vect-stmts.c (supportable_widening_operation): Expand WIDEN_MULT_EXPR via VEC_WIDEN_MULT_EVEN/ODD_EXPR if possible. diff --git a/gcc/config/i386/i386.c b/gcc/config/i386/i386.c index 3cb34cea569..23abe0126c5 100644 --- a/gcc/config/i386/i386.c +++ b/gcc/config/i386/i386.c @@ -25754,14 +25754,6 @@ enum ix86_builtins IX86_BUILTIN_CPYSGNPS256, IX86_BUILTIN_CPYSGNPD256, - IX86_BUILTIN_VEC_WIDEN_SMUL_ODD_V4SI, - IX86_BUILTIN_VEC_WIDEN_SMUL_ODD_V8SI, - IX86_BUILTIN_VEC_WIDEN_UMUL_ODD_V4SI, - IX86_BUILTIN_VEC_WIDEN_UMUL_ODD_V8SI, - IX86_BUILTIN_VEC_WIDEN_SMUL_EVEN_V4SI, - IX86_BUILTIN_VEC_WIDEN_UMUL_EVEN_V4SI, - IX86_BUILTIN_VEC_WIDEN_UMUL_EVEN_V8SI, - /* FMA4 instructions. */ IX86_BUILTIN_VFMADDSS, IX86_BUILTIN_VFMADDSD, @@ -26620,10 +26612,6 @@ static const struct builtin_description bdesc_args[] = { OPTION_MASK_ISA_SSE2, CODE_FOR_sse2_umulv1siv1di3, "__builtin_ia32_pmuludq", IX86_BUILTIN_PMULUDQ, UNKNOWN, (int) V1DI_FTYPE_V2SI_V2SI }, { OPTION_MASK_ISA_SSE2, CODE_FOR_vec_widen_umult_even_v4si, "__builtin_ia32_pmuludq128", IX86_BUILTIN_PMULUDQ128, UNKNOWN, (int) V2DI_FTYPE_V4SI_V4SI }, - { OPTION_MASK_ISA_SSE2, CODE_FOR_vec_widen_umult_even_v4si, "__builtin_vw_umul_even_v4si", IX86_BUILTIN_VEC_WIDEN_UMUL_EVEN_V4SI, UNKNOWN, (int) V2UDI_FTYPE_V4USI_V4USI }, - { OPTION_MASK_ISA_SSE2, CODE_FOR_vec_widen_smult_even_v4si, "__builtin_ia32_vw_smul_even_v4si", IX86_BUILTIN_VEC_WIDEN_SMUL_EVEN_V4SI, UNKNOWN, (int) V2DI_FTYPE_V4SI_V4SI }, - { OPTION_MASK_ISA_SSE2, CODE_FOR_vec_widen_umult_odd_v4si, "__builtin_ia32_vw_umul_odd_v4si", IX86_BUILTIN_VEC_WIDEN_UMUL_ODD_V4SI, UNKNOWN, (int) V2UDI_FTYPE_V4USI_V4USI }, - { OPTION_MASK_ISA_SSE2, CODE_FOR_vec_widen_smult_odd_v4si, "__builtin_ia32_vw_smul_odd_v4si", IX86_BUILTIN_VEC_WIDEN_SMUL_ODD_V4SI, UNKNOWN, (int) V2DI_FTYPE_V4SI_V4SI }, { OPTION_MASK_ISA_SSE2, CODE_FOR_sse2_pmaddwd, "__builtin_ia32_pmaddwd128", IX86_BUILTIN_PMADDWD128, UNKNOWN, (int) V4SI_FTYPE_V8HI_V8HI }, @@ -27016,15 +27004,12 @@ static const struct builtin_description bdesc_args[] = { OPTION_MASK_ISA_AVX2, CODE_FOR_avx2_zero_extendv4hiv4di2 , "__builtin_ia32_pmovzxwq256", IX86_BUILTIN_PMOVZXWQ256, UNKNOWN, (int) V4DI_FTYPE_V8HI }, { OPTION_MASK_ISA_AVX2, CODE_FOR_avx2_zero_extendv4siv4di2 , "__builtin_ia32_pmovzxdq256", IX86_BUILTIN_PMOVZXDQ256, UNKNOWN, (int) V4DI_FTYPE_V4SI }, { OPTION_MASK_ISA_AVX2, CODE_FOR_vec_widen_smult_even_v8si, "__builtin_ia32_pmuldq256", IX86_BUILTIN_PMULDQ256, UNKNOWN, (int) V4DI_FTYPE_V8SI_V8SI }, - { OPTION_MASK_ISA_AVX2, CODE_FOR_vec_widen_smult_odd_v8si, "__builtin_ia32_vw_smul_odd_v8si", IX86_BUILTIN_VEC_WIDEN_SMUL_ODD_V8SI, UNKNOWN, (int) V4DI_FTYPE_V8SI_V8SI }, { OPTION_MASK_ISA_AVX2, CODE_FOR_avx2_umulhrswv16hi3 , "__builtin_ia32_pmulhrsw256", IX86_BUILTIN_PMULHRSW256, UNKNOWN, (int) V16HI_FTYPE_V16HI_V16HI }, { OPTION_MASK_ISA_AVX2, CODE_FOR_umulv16hi3_highpart, "__builtin_ia32_pmulhuw256" , IX86_BUILTIN_PMULHUW256 , UNKNOWN, (int) V16HI_FTYPE_V16HI_V16HI }, { OPTION_MASK_ISA_AVX2, CODE_FOR_smulv16hi3_highpart, "__builtin_ia32_pmulhw256" , IX86_BUILTIN_PMULHW256 , UNKNOWN, (int) V16HI_FTYPE_V16HI_V16HI }, { OPTION_MASK_ISA_AVX2, CODE_FOR_mulv16hi3, "__builtin_ia32_pmullw256" , IX86_BUILTIN_PMULLW256 , UNKNOWN, (int) V16HI_FTYPE_V16HI_V16HI }, { OPTION_MASK_ISA_AVX2, CODE_FOR_mulv8si3, "__builtin_ia32_pmulld256" , IX86_BUILTIN_PMULLD256 , UNKNOWN, (int) V8SI_FTYPE_V8SI_V8SI }, { OPTION_MASK_ISA_AVX2, CODE_FOR_vec_widen_umult_even_v8si, "__builtin_ia32_pmuludq256", IX86_BUILTIN_PMULUDQ256, UNKNOWN, (int) V4DI_FTYPE_V8SI_V8SI }, - { OPTION_MASK_ISA_AVX2, CODE_FOR_vec_widen_umult_even_v8si, "__builtin_i386_vw_umul_even_v8si", IX86_BUILTIN_VEC_WIDEN_UMUL_EVEN_V8SI, UNKNOWN, (int) V4UDI_FTYPE_V8USI_V8USI }, - { OPTION_MASK_ISA_AVX2, CODE_FOR_vec_widen_umult_odd_v8si, "__builtin_ia32_vw_umul_odd_v8si", IX86_BUILTIN_VEC_WIDEN_UMUL_ODD_V8SI, UNKNOWN, (int) V4UDI_FTYPE_V8USI_V8USI }, { OPTION_MASK_ISA_AVX2, CODE_FOR_iorv4di3, "__builtin_ia32_por256", IX86_BUILTIN_POR256, UNKNOWN, (int) V4DI_FTYPE_V4DI_V4DI }, { OPTION_MASK_ISA_AVX2, CODE_FOR_avx2_psadbw, "__builtin_ia32_psadbw256", IX86_BUILTIN_PSADBW256, UNKNOWN, (int) V16HI_FTYPE_V32QI_V32QI }, { OPTION_MASK_ISA_AVX2, CODE_FOR_avx2_pshufbv32qi3, "__builtin_ia32_pshufb256", IX86_BUILTIN_PSHUFB256, UNKNOWN, (int) V32QI_FTYPE_V32QI_V32QI }, @@ -31063,62 +31048,6 @@ ix86_builtin_reciprocal (unsigned int fn, bool md_fn, return NULL_TREE; } } - -static tree -ix86_builtin_mul_widen_even (tree type) -{ - bool uns_p = TYPE_UNSIGNED (type); - enum ix86_builtins code; - - switch (TYPE_MODE (type)) - { - case V4SImode: - if (!TARGET_SSE2) - return NULL; - code = (uns_p ? IX86_BUILTIN_VEC_WIDEN_UMUL_EVEN_V4SI - : IX86_BUILTIN_VEC_WIDEN_SMUL_EVEN_V4SI); - break; - - case V8SImode: - if (!TARGET_AVX2) - return NULL; - code = (uns_p ? IX86_BUILTIN_VEC_WIDEN_UMUL_EVEN_V8SI - : IX86_BUILTIN_PMULDQ256); - break; - - default: - return NULL; - } - return ix86_builtins[code]; -} - -static tree -ix86_builtin_mul_widen_odd (tree type) -{ - bool uns_p = TYPE_UNSIGNED (type); - enum ix86_builtins code; - - switch (TYPE_MODE (type)) - { - case V4SImode: - if (!TARGET_SSE2) - return NULL; - code = (uns_p ? IX86_BUILTIN_VEC_WIDEN_UMUL_ODD_V4SI - : IX86_BUILTIN_VEC_WIDEN_SMUL_ODD_V4SI); - break; - - case V8SImode: - if (!TARGET_AVX2) - return NULL; - code = (uns_p ? IX86_BUILTIN_VEC_WIDEN_UMUL_ODD_V8SI - : IX86_BUILTIN_VEC_WIDEN_SMUL_ODD_V8SI); - break; - - default: - return NULL; - } - return ix86_builtins[code]; -} /* Helper for avx_vpermilps256_operand et al. This is also used by the expansion functions to turn the parallel back into a mask. @@ -40204,11 +40133,6 @@ ix86_memmodel_check (unsigned HOST_WIDE_INT val) #undef TARGET_VECTORIZE_BUILTIN_GATHER #define TARGET_VECTORIZE_BUILTIN_GATHER ix86_vectorize_builtin_gather -#undef TARGET_VECTORIZE_BUILTIN_MUL_WIDEN_EVEN -#define TARGET_VECTORIZE_BUILTIN_MUL_WIDEN_EVEN ix86_builtin_mul_widen_even -#undef TARGET_VECTORIZE_BUILTIN_MUL_WIDEN_ODD -#define TARGET_VECTORIZE_BUILTIN_MUL_WIDEN_ODD ix86_builtin_mul_widen_odd - #undef TARGET_BUILTIN_RECIPROCAL #define TARGET_BUILTIN_RECIPROCAL ix86_builtin_reciprocal diff --git a/gcc/config/rs6000/rs6000.c b/gcc/config/rs6000/rs6000.c index c124c639e0d..1d0e247dcd3 100644 --- a/gcc/config/rs6000/rs6000.c +++ b/gcc/config/rs6000/rs6000.c @@ -1273,10 +1273,6 @@ static const struct attribute_spec rs6000_attribute_table[] = #undef TARGET_VECTORIZE_BUILTIN_MASK_FOR_LOAD #define TARGET_VECTORIZE_BUILTIN_MASK_FOR_LOAD rs6000_builtin_mask_for_load -#undef TARGET_VECTORIZE_BUILTIN_MUL_WIDEN_EVEN -#define TARGET_VECTORIZE_BUILTIN_MUL_WIDEN_EVEN rs6000_builtin_mul_widen_even -#undef TARGET_VECTORIZE_BUILTIN_MUL_WIDEN_ODD -#define TARGET_VECTORIZE_BUILTIN_MUL_WIDEN_ODD rs6000_builtin_mul_widen_odd #undef TARGET_VECTORIZE_SUPPORT_VECTOR_MISALIGNMENT #define TARGET_VECTORIZE_SUPPORT_VECTOR_MISALIGNMENT \ rs6000_builtin_support_vector_misalignment @@ -3285,53 +3281,6 @@ rs6000_loop_align_max_skip (rtx label) return (1 << rs6000_loop_align (label)) - 1; } -/* Implement targetm.vectorize.builtin_mul_widen_even. */ -static tree -rs6000_builtin_mul_widen_even (tree type) -{ - if (!TARGET_ALTIVEC) - return NULL_TREE; - - switch (TYPE_MODE (type)) - { - case V8HImode: - return TYPE_UNSIGNED (type) - ? rs6000_builtin_decls[ALTIVEC_BUILTIN_VMULEUH_UNS] - : rs6000_builtin_decls[ALTIVEC_BUILTIN_VMULESH]; - - case V16QImode: - return TYPE_UNSIGNED (type) - ? rs6000_builtin_decls[ALTIVEC_BUILTIN_VMULEUB_UNS] - : rs6000_builtin_decls[ALTIVEC_BUILTIN_VMULESB]; - default: - return NULL_TREE; - } -} - -/* Implement targetm.vectorize.builtin_mul_widen_odd. */ -static tree -rs6000_builtin_mul_widen_odd (tree type) -{ - if (!TARGET_ALTIVEC) - return NULL_TREE; - - switch (TYPE_MODE (type)) - { - case V8HImode: - return TYPE_UNSIGNED (type) - ? rs6000_builtin_decls[ALTIVEC_BUILTIN_VMULOUH_UNS] - : rs6000_builtin_decls[ALTIVEC_BUILTIN_VMULOSH]; - - case V16QImode: - return TYPE_UNSIGNED (type) - ? rs6000_builtin_decls[ALTIVEC_BUILTIN_VMULOUB_UNS] - : rs6000_builtin_decls[ALTIVEC_BUILTIN_VMULOSB]; - default: - return NULL_TREE; - } -} - - /* Return true iff, data reference of TYPE can reach vector alignment (16) after applying N number of iterations. This routine does not determine how may iterations are required to reach desired alignment. */ diff --git a/gcc/config/spu/spu.c b/gcc/config/spu/spu.c index 3e0135fb592..7ca40a0d89d 100644 --- a/gcc/config/spu/spu.c +++ b/gcc/config/spu/spu.c @@ -211,8 +211,6 @@ static void spu_encode_section_info (tree, rtx, int); static rtx spu_legitimize_address (rtx, rtx, enum machine_mode); static rtx spu_addr_space_legitimize_address (rtx, rtx, enum machine_mode, addr_space_t); -static tree spu_builtin_mul_widen_even (tree); -static tree spu_builtin_mul_widen_odd (tree); static tree spu_builtin_mask_for_load (void); static int spu_builtin_vectorization_cost (enum vect_cost_for_stmt, tree, int); static bool spu_vector_alignment_reachable (const_tree, bool); @@ -431,12 +429,6 @@ static void spu_setup_incoming_varargs (cumulative_args_t cum, #undef TARGET_ENCODE_SECTION_INFO #define TARGET_ENCODE_SECTION_INFO spu_encode_section_info -#undef TARGET_VECTORIZE_BUILTIN_MUL_WIDEN_EVEN -#define TARGET_VECTORIZE_BUILTIN_MUL_WIDEN_EVEN spu_builtin_mul_widen_even - -#undef TARGET_VECTORIZE_BUILTIN_MUL_WIDEN_ODD -#define TARGET_VECTORIZE_BUILTIN_MUL_WIDEN_ODD spu_builtin_mul_widen_odd - #undef TARGET_VECTORIZE_BUILTIN_MASK_FOR_LOAD #define TARGET_VECTORIZE_BUILTIN_MASK_FOR_LOAD spu_builtin_mask_for_load @@ -6863,40 +6855,6 @@ spu_expand_builtin (tree exp, abort (); } -/* Implement targetm.vectorize.builtin_mul_widen_even. */ -static tree -spu_builtin_mul_widen_even (tree type) -{ - switch (TYPE_MODE (type)) - { - case V8HImode: - if (TYPE_UNSIGNED (type)) - return spu_builtin_decls[SPU_MULE_0]; - else - return spu_builtin_decls[SPU_MULE_1]; - break; - default: - return NULL_TREE; - } -} - -/* Implement targetm.vectorize.builtin_mul_widen_odd. */ -static tree -spu_builtin_mul_widen_odd (tree type) -{ - switch (TYPE_MODE (type)) - { - case V8HImode: - if (TYPE_UNSIGNED (type)) - return spu_builtin_decls[SPU_MULO_1]; - else - return spu_builtin_decls[SPU_MULO_0]; - break; - default: - return NULL_TREE; - } -} - /* Implement targetm.vectorize.builtin_mask_for_load. */ static tree spu_builtin_mask_for_load (void) diff --git a/gcc/doc/tm.texi b/gcc/doc/tm.texi index a11e2c03ab5..119dff7da0e 100644 --- a/gcc/doc/tm.texi +++ b/gcc/doc/tm.texi @@ -5713,28 +5713,6 @@ the argument @var{OFF} to @code{REALIGN_LOAD}, in which case the low log2(@var{VS}) @minus{} 1 bits of @var{addr} will be considered. @end deftypefn -@deftypefn {Target Hook} tree TARGET_VECTORIZE_BUILTIN_MUL_WIDEN_EVEN (tree @var{x}) -This hook should return the DECL of a function @var{f} that implements -widening multiplication of the even elements of two input vectors of type @var{x}. - -If this hook is defined, the autovectorizer will use it along with the -@code{TARGET_VECTORIZE_BUILTIN_MUL_WIDEN_ODD} target hook when vectorizing -widening multiplication in cases that the order of the results does not have to be -preserved (e.g.@: used only by a reduction computation). Otherwise, the -@code{widen_mult_hi/lo} idioms will be used. -@end deftypefn - -@deftypefn {Target Hook} tree TARGET_VECTORIZE_BUILTIN_MUL_WIDEN_ODD (tree @var{x}) -This hook should return the DECL of a function @var{f} that implements -widening multiplication of the odd elements of two input vectors of type @var{x}. - -If this hook is defined, the autovectorizer will use it along with the -@code{TARGET_VECTORIZE_BUILTIN_MUL_WIDEN_EVEN} target hook when vectorizing -widening multiplication in cases that the order of the results does not have to be -preserved (e.g.@: used only by a reduction computation). Otherwise, the -@code{widen_mult_hi/lo} idioms will be used. -@end deftypefn - @deftypefn {Target Hook} int TARGET_VECTORIZE_BUILTIN_VECTORIZATION_COST (enum vect_cost_for_stmt @var{type_of_cost}, tree @var{vectype}, int @var{misalign}) Returns cost of different scalar or vector statements for vectorization cost model. For vector memory operations the cost may depend on type (@var{vectype}) and diff --git a/gcc/doc/tm.texi.in b/gcc/doc/tm.texi.in index 4ec24693806..bbf2affdb72 100644 --- a/gcc/doc/tm.texi.in +++ b/gcc/doc/tm.texi.in @@ -5645,28 +5645,6 @@ the argument @var{OFF} to @code{REALIGN_LOAD}, in which case the low log2(@var{VS}) @minus{} 1 bits of @var{addr} will be considered. @end deftypefn -@hook TARGET_VECTORIZE_BUILTIN_MUL_WIDEN_EVEN -This hook should return the DECL of a function @var{f} that implements -widening multiplication of the even elements of two input vectors of type @var{x}. - -If this hook is defined, the autovectorizer will use it along with the -@code{TARGET_VECTORIZE_BUILTIN_MUL_WIDEN_ODD} target hook when vectorizing -widening multiplication in cases that the order of the results does not have to be -preserved (e.g.@: used only by a reduction computation). Otherwise, the -@code{widen_mult_hi/lo} idioms will be used. -@end deftypefn - -@hook TARGET_VECTORIZE_BUILTIN_MUL_WIDEN_ODD -This hook should return the DECL of a function @var{f} that implements -widening multiplication of the odd elements of two input vectors of type @var{x}. - -If this hook is defined, the autovectorizer will use it along with the -@code{TARGET_VECTORIZE_BUILTIN_MUL_WIDEN_EVEN} target hook when vectorizing -widening multiplication in cases that the order of the results does not have to be -preserved (e.g.@: used only by a reduction computation). Otherwise, the -@code{widen_mult_hi/lo} idioms will be used. -@end deftypefn - @hook TARGET_VECTORIZE_BUILTIN_VECTORIZATION_COST Returns cost of different scalar or vector statements for vectorization cost model. For vector memory operations the cost may depend on type (@var{vectype}) and diff --git a/gcc/system.h b/gcc/system.h index f8b52324bd4..d2c7690b162 100644 --- a/gcc/system.h +++ b/gcc/system.h @@ -909,7 +909,9 @@ extern void fancy_abort (const char *, int, const char *) ATTRIBUTE_NORETURN; LANG_HOOKS_MISSING_ARGUMENT LANG_HOOKS_HASH_TYPES \ TARGET_HANDLE_OFAST TARGET_OPTION_OPTIMIZATION \ TARGET_IRA_COVER_CLASSES TARGET_HELP \ - TARGET_HANDLE_PRAGMA_EXTERN_PREFIX + TARGET_HANDLE_PRAGMA_EXTERN_PREFIX \ + TARGET_VECTORIZE_BUILTIN_MUL_WIDEN_EVEN \ + TARGET_VECTORIZE_BUILTIN_MUL_WIDEN_ODD \ /* Arrays that were deleted in favor of a functional interface. */ #pragma GCC poison built_in_decls implicit_built_in_decls diff --git a/gcc/target.def b/gcc/target.def index 051579ffabe..42dc59174bf 100644 --- a/gcc/target.def +++ b/gcc/target.def @@ -970,20 +970,6 @@ DEFHOOK tree, (unsigned code, tree dest_type, tree src_type), default_builtin_vectorized_conversion) -/* Target builtin that implements vector widening multiplication. - builtin_mul_widen_eve computes the element-by-element products - for the even elements, and builtin_mul_widen_odd computes the - element-by-element products for the odd elements. */ -DEFHOOK -(builtin_mul_widen_even, - "", - tree, (tree x), NULL) - -DEFHOOK -(builtin_mul_widen_odd, - "", - tree, (tree x), NULL) - /* Cost of different vector/scalar statements in vectorization cost model. In case of misaligned vector loads and stores the cost depends on the data type and misalignment value. */ |