diff --git a/gcc/config/i386/i386-builtins.cc b/gcc/config/i386/i386-builtins.cc index 356b6dfd5fb90f0e9e97a2da6bd85261333bf2e8..8a0b8dfe0735c7f843c7cbf2b7848c55ef22c892 100644 --- a/gcc/config/i386/i386-builtins.cc +++ b/gcc/config/i386/i386-builtins.cc @@ -1657,7 +1657,7 @@ ix86_vectorize_builtin_gather (const_tree mem_vectype, ? !TARGET_USE_GATHER_2PARTS : (known_eq (TYPE_VECTOR_SUBPARTS (mem_vectype), 4u) ? !TARGET_USE_GATHER_4PARTS - : !TARGET_USE_GATHER))) + : !TARGET_USE_GATHER_8PARTS))) return NULL_TREE; if ((TREE_CODE (index_type) != INTEGER_TYPE diff --git a/gcc/config/i386/i386-options.cc b/gcc/config/i386/i386-options.cc index e6ba33c370dc9de35e20c2e105256d099009eff6..c8b56b86fd03f657692448bce9ddd61f15aa3eb3 100644 --- a/gcc/config/i386/i386-options.cc +++ b/gcc/config/i386/i386-options.cc @@ -1736,20 +1736,46 @@ parse_mtune_ctrl_str (struct gcc_options *opts, bool dump) curr_feature_string++; clear = true; } - for (i = 0; i < X86_TUNE_LAST; i++) - { - if (!strcmp (curr_feature_string, ix86_tune_feature_names[i])) - { - ix86_tune_features[i] = !clear; - if (dump) - fprintf (stderr, "Explicitly %s feature %s\n", - clear ? "clear" : "set", ix86_tune_feature_names[i]); - break; - } - } - if (i == X86_TUNE_LAST) - error ("unknown parameter to option %<-mtune-ctrl%>: %s", - clear ? curr_feature_string - 1 : curr_feature_string); + + if (!strcmp (curr_feature_string, "use_gather")) + { + ix86_tune_features[X86_TUNE_USE_GATHER_2PARTS] = !clear; + ix86_tune_features[X86_TUNE_USE_GATHER_4PARTS] = !clear; + ix86_tune_features[X86_TUNE_USE_GATHER_8PARTS] = !clear; + if (dump) + fprintf (stderr, "Explicitly %s features use_gather_2parts," + " use_gather_4parts, use_gather_8parts\n", + clear ? "clear" : "set"); + + } + else if (!strcmp (curr_feature_string, "use_scatter")) + { + ix86_tune_features[X86_TUNE_USE_SCATTER_2PARTS] = !clear; + ix86_tune_features[X86_TUNE_USE_SCATTER_4PARTS] = !clear; + ix86_tune_features[X86_TUNE_USE_SCATTER_8PARTS] = !clear; + if (dump) + fprintf (stderr, "Explicitly %s features use_scatter_2parts," + " use_scatter_4parts, use_scatter_8parts\n", + clear ? "clear" : "set"); + } + else + { + for (i = 0; i < X86_TUNE_LAST; i++) + { + if (!strcmp (curr_feature_string, ix86_tune_feature_names[i])) + { + ix86_tune_features[i] = !clear; + if (dump) + fprintf (stderr, "Explicitly %s feature %s\n", + clear ? "clear" : "set", ix86_tune_feature_names[i]); + break; + } + } + + if (i == X86_TUNE_LAST) + error ("unknown parameter to option %<-mtune-ctrl%>: %s", + clear ? curr_feature_string - 1 : curr_feature_string); + } curr_feature_string = next_feature_string; } while (curr_feature_string); diff --git a/gcc/config/i386/i386.cc b/gcc/config/i386/i386.cc index d592ece700a60fad1f253ec85b6de75db6639282..cd49fb9e47a27973b30da93f84e1c192fd3f3106 100644 --- a/gcc/config/i386/i386.cc +++ b/gcc/config/i386/i386.cc @@ -19193,7 +19193,7 @@ ix86_vectorize_builtin_scatter (const_tree vectype, ? !TARGET_USE_SCATTER_2PARTS : (known_eq (TYPE_VECTOR_SUBPARTS (vectype), 4u) ? !TARGET_USE_SCATTER_4PARTS - : !TARGET_USE_SCATTER)) + : !TARGET_USE_SCATTER_8PARTS)) return NULL_TREE; if ((TREE_CODE (index_type) != INTEGER_TYPE diff --git a/gcc/config/i386/i386.h b/gcc/config/i386/i386.h index ef342fcee9b3289204129500d8a6934491731a67..f7330e818e7971d822c8075d611cfda4400b0cda 100644 --- a/gcc/config/i386/i386.h +++ b/gcc/config/i386/i386.h @@ -403,10 +403,10 @@ extern unsigned char ix86_tune_features[X86_TUNE_LAST]; ix86_tune_features[X86_TUNE_USE_GATHER_4PARTS] #define TARGET_USE_SCATTER_4PARTS \ ix86_tune_features[X86_TUNE_USE_SCATTER_4PARTS] -#define TARGET_USE_GATHER \ - ix86_tune_features[X86_TUNE_USE_GATHER] -#define TARGET_USE_SCATTER \ - ix86_tune_features[X86_TUNE_USE_SCATTER] +#define TARGET_USE_GATHER_8PARTS \ + ix86_tune_features[X86_TUNE_USE_GATHER_8PARTS] +#define TARGET_USE_SCATTER_8PARTS \ + ix86_tune_features[X86_TUNE_USE_SCATTER_8PARTS] #define TARGET_FUSE_CMP_AND_BRANCH_32 \ ix86_tune_features[X86_TUNE_FUSE_CMP_AND_BRANCH_32] #define TARGET_FUSE_CMP_AND_BRANCH_64 \ diff --git a/gcc/config/i386/i386.opt b/gcc/config/i386/i386.opt index 8a43187f7037c7affa24f7c8d7e9f868def7b1c6..78b499304a4d43a5279cf2e3723853bff88c9c6c 100644 --- a/gcc/config/i386/i386.opt +++ b/gcc/config/i386/i386.opt @@ -1302,3 +1302,11 @@ msm4 Target Mask(ISA2_SM4) Var(ix86_isa_flags2) Save Support MMX, SSE, SSE2, SSE3, SSSE3, SSE4.1, SSE4.2, AVX and SM4 built-in functions and code generation. + +mgather +Target Alias(mtune-ctrl=, use_gather, ^use_gather) +Enable vectorization for gather instruction. + +mscatter +Target Alias(mtune-ctrl=, use_scatter, ^use_scatter) +Enable vectorization for scatter instruction. diff --git a/gcc/config/i386/x86-tune.def b/gcc/config/i386/x86-tune.def index 22d26bb0030c70e2dfcdf463c5287d2c291f4af7..735d6635ebaa85e7aa38bce21ba3bf30826451d3 100644 --- a/gcc/config/i386/x86-tune.def +++ b/gcc/config/i386/x86-tune.def @@ -511,13 +511,13 @@ DEF_TUNE (X86_TUNE_USE_SCATTER_4PARTS, "use_scatter_4parts", /* X86_TUNE_USE_GATHER: Use gather instructions for vectors with 8 or more elements. */ -DEF_TUNE (X86_TUNE_USE_GATHER, "use_gather", +DEF_TUNE (X86_TUNE_USE_GATHER_8PARTS, "use_gather_8parts", ~(m_ZNVER1 | m_ZNVER2 | m_ZNVER4 | m_ALDERLAKE | m_ARROWLAKE | m_CORE_ATOM | m_GENERIC | m_GDS)) /* X86_TUNE_USE_SCATTER: Use scater instructions for vectors with 8 or more elements. */ -DEF_TUNE (X86_TUNE_USE_SCATTER, "use_scatter", +DEF_TUNE (X86_TUNE_USE_SCATTER_8PARTS, "use_scatter_8parts", ~(m_ZNVER4)) /* X86_TUNE_AVOID_128FMA_CHAINS: Avoid creating loops with tight 128bit or