(PPro/PENT4/NOCONA/CORE2/Athlon/K8). */
#define m_GENERIC (m_GENERIC32 | m_GENERIC64)
+const char* ix86_tune_feature_names[X86_TUNE_LAST] = {
+#undef DEF_TUNE
+#define DEF_TUNE(tune, name) name,
+#include "x86-tune.def"
+#undef DEF_TUNE
+};
+
/* Feature tests against the various tunings. */
unsigned char ix86_tune_features[X86_TUNE_LAST];
for (i = 0; i < X86_TUNE_LAST; ++i)
ix86_tune_features[i] = !!(initial_ix86_tune_features[i] & ix86_tune_mask);
+ if (ix86_tune_ctrl_string)
+ {
+ /* parse the tune ctrl string in the following form:
+ [^]tune_name1,[^]tune_name2,..a */
+ char *next_feature_string = NULL;
+ char *curr_feature_string = xstrdup (ix86_tune_ctrl_string);
+ char *orig = curr_feature_string;
+ do {
+ bool clear = false;
+
+ next_feature_string = strchr (curr_feature_string, ',');
+ if (next_feature_string)
+ *next_feature_string++ = '\0';
+ if (*curr_feature_string == '^')
+ {
+ 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;
+ break;
+ }
+ }
+ if (i == X86_TUNE_LAST)
+ warning (0, "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);
+ free (orig);
+ }
+
#ifndef USE_IX86_FRAME_POINTER
#define USE_IX86_FRAME_POINTER 0
#endif
/* Feature tests against the various tunings. */
enum ix86_tune_indices {
- X86_TUNE_USE_LEAVE,
- X86_TUNE_PUSH_MEMORY,
- X86_TUNE_ZERO_EXTEND_WITH_AND,
- X86_TUNE_UNROLL_STRLEN,
- X86_TUNE_BRANCH_PREDICTION_HINTS,
- X86_TUNE_DOUBLE_WITH_ADD,
- X86_TUNE_USE_SAHF,
- X86_TUNE_MOVX,
- X86_TUNE_PARTIAL_REG_STALL,
- X86_TUNE_PARTIAL_FLAG_REG_STALL,
- X86_TUNE_LCP_STALL,
- X86_TUNE_USE_HIMODE_FIOP,
- X86_TUNE_USE_SIMODE_FIOP,
- X86_TUNE_USE_MOV0,
- X86_TUNE_USE_CLTD,
- X86_TUNE_USE_XCHGB,
- X86_TUNE_SPLIT_LONG_MOVES,
- X86_TUNE_READ_MODIFY_WRITE,
- X86_TUNE_READ_MODIFY,
- X86_TUNE_PROMOTE_QIMODE,
- X86_TUNE_FAST_PREFIX,
- X86_TUNE_SINGLE_STRINGOP,
- X86_TUNE_QIMODE_MATH,
- X86_TUNE_HIMODE_MATH,
- X86_TUNE_PROMOTE_QI_REGS,
- X86_TUNE_PROMOTE_HI_REGS,
- X86_TUNE_SINGLE_POP,
- X86_TUNE_DOUBLE_POP,
- X86_TUNE_SINGLE_PUSH,
- X86_TUNE_DOUBLE_PUSH,
- X86_TUNE_INTEGER_DFMODE_MOVES,
- X86_TUNE_PARTIAL_REG_DEPENDENCY,
- X86_TUNE_SSE_PARTIAL_REG_DEPENDENCY,
- X86_TUNE_SSE_UNALIGNED_LOAD_OPTIMAL,
- X86_TUNE_SSE_UNALIGNED_STORE_OPTIMAL,
- X86_TUNE_SSE_PACKED_SINGLE_INSN_OPTIMAL,
- X86_TUNE_SSE_SPLIT_REGS,
- X86_TUNE_SSE_TYPELESS_STORES,
- X86_TUNE_SSE_LOAD0_BY_PXOR,
- X86_TUNE_MEMORY_MISMATCH_STALL,
- X86_TUNE_PROLOGUE_USING_MOVE,
- X86_TUNE_EPILOGUE_USING_MOVE,
- X86_TUNE_SHIFT1,
- X86_TUNE_USE_FFREEP,
- X86_TUNE_INTER_UNIT_MOVES_TO_VEC,
- X86_TUNE_INTER_UNIT_MOVES_FROM_VEC,
- X86_TUNE_INTER_UNIT_CONVERSIONS,
- X86_TUNE_FOUR_JUMP_LIMIT,
- X86_TUNE_SCHEDULE,
- X86_TUNE_USE_BT,
- X86_TUNE_USE_INCDEC,
- X86_TUNE_PAD_RETURNS,
- X86_TUNE_PAD_SHORT_FUNCTION,
- X86_TUNE_EXT_80387_CONSTANTS,
- X86_TUNE_AVOID_VECTOR_DECODE,
- X86_TUNE_PROMOTE_HIMODE_IMUL,
- X86_TUNE_SLOW_IMUL_IMM32_MEM,
- X86_TUNE_SLOW_IMUL_IMM8,
- X86_TUNE_MOVE_M1_VIA_OR,
- X86_TUNE_NOT_UNPAIRABLE,
- X86_TUNE_NOT_VECTORMODE,
- X86_TUNE_USE_VECTOR_FP_CONVERTS,
- X86_TUNE_USE_VECTOR_CONVERTS,
- X86_TUNE_FUSE_CMP_AND_BRANCH,
- X86_TUNE_OPT_AGU,
- X86_TUNE_VECTORIZE_DOUBLE,
- X86_TUNE_SOFTWARE_PREFETCHING_BENEFICIAL,
- X86_TUNE_AVX128_OPTIMAL,
- X86_TUNE_REASSOC_INT_TO_PARALLEL,
- X86_TUNE_REASSOC_FP_TO_PARALLEL,
- X86_TUNE_GENERAL_REGS_SSE_SPILL,
- X86_TUNE_AVOID_MEM_OPND_FOR_CMOVE,
- X86_TUNE_SPLIT_MEM_OPND_FOR_FP_CONVERTS,
-
- X86_TUNE_LAST
+#undef DEF_TUNE
+#define DEF_TUNE(tune, name) tune,
+#include "x86-tune.def"
+#undef DEF_TUNE
+X86_TUNE_LAST
};
extern unsigned char ix86_tune_features[X86_TUNE_LAST];
--- /dev/null
+/* Definitions of target machine for GCC for IA-32.
+ Copyright (C) 2013 Free Software Foundation, Inc.
+
+This file is part of GCC.
+
+GCC is free software; you can redistribute it and/or modify
+it under the terms of the GNU General Public License as published by
+the Free Software Foundation; either version 3, or (at your option)
+any later version.
+
+GCC is distributed in the hope that it will be useful,
+but WITHOUT ANY WARRANTY; without even the implied warranty of
+MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+GNU General Public License for more details.
+
+Under Section 7 of GPL version 3, you are granted additional
+permissions described in the GCC Runtime Library Exception, version
+3.1, as published by the Free Software Foundation.
+
+You should have received a copy of the GNU General Public License and
+a copy of the GCC Runtime Library Exception along with this program;
+see the files COPYING3 and COPYING.RUNTIME respectively. If not, see
+<http://www.gnu.org/licenses/>. */
+
+DEF_TUNE (X86_TUNE_USE_LEAVE, "use_leave")
+DEF_TUNE (X86_TUNE_PUSH_MEMORY, "push_memory")
+DEF_TUNE (X86_TUNE_ZERO_EXTEND_WITH_AND, "zero_extend_with_and")
+DEF_TUNE (X86_TUNE_UNROLL_STRLEN, "unroll_strlen")
+DEF_TUNE (X86_TUNE_BRANCH_PREDICTION_HINTS, "branch_prediction_hints")
+DEF_TUNE (X86_TUNE_DOUBLE_WITH_ADD, "double_with_add")
+DEF_TUNE (X86_TUNE_USE_SAHF, "use_sahf")
+DEF_TUNE (X86_TUNE_MOVX, "movx")
+DEF_TUNE (X86_TUNE_PARTIAL_REG_STALL, "partial_reg_stall")
+DEF_TUNE (X86_TUNE_PARTIAL_FLAG_REG_STALL, "partial_flag_reg_stall")
+DEF_TUNE (X86_TUNE_LCP_STALL, "lcp_stall")
+DEF_TUNE (X86_TUNE_USE_HIMODE_FIOP, "use_himode_fiop")
+DEF_TUNE (X86_TUNE_USE_SIMODE_FIOP, "use_simode_fiop")
+DEF_TUNE (X86_TUNE_USE_MOV0, "use_mov0")
+DEF_TUNE (X86_TUNE_USE_CLTD, "use_cltd")
+DEF_TUNE (X86_TUNE_USE_XCHGB, "use_xchgb")
+DEF_TUNE (X86_TUNE_SPLIT_LONG_MOVES, "split_long_moves")
+DEF_TUNE (X86_TUNE_READ_MODIFY_WRITE, "read_modify_write")
+DEF_TUNE (X86_TUNE_READ_MODIFY, "read_modify")
+DEF_TUNE (X86_TUNE_PROMOTE_QIMODE, "promote_qimode")
+DEF_TUNE (X86_TUNE_FAST_PREFIX, "fast_prefix")
+DEF_TUNE (X86_TUNE_SINGLE_STRINGOP, "single_stringop")
+DEF_TUNE (X86_TUNE_QIMODE_MATH, "qimode_math")
+DEF_TUNE (X86_TUNE_HIMODE_MATH, "himode_math")
+DEF_TUNE (X86_TUNE_PROMOTE_QI_REGS, "promote_qi_regs")
+DEF_TUNE (X86_TUNE_PROMOTE_HI_REGS, "promote_hi_regs")
+DEF_TUNE (X86_TUNE_SINGLE_POP, "single_pop")
+DEF_TUNE (X86_TUNE_DOUBLE_POP, "double_pop")
+DEF_TUNE (X86_TUNE_SINGLE_PUSH, "single_push")
+DEF_TUNE (X86_TUNE_DOUBLE_PUSH, "double_push")
+DEF_TUNE (X86_TUNE_INTEGER_DFMODE_MOVES, "integer_dfmode_moves")
+DEF_TUNE (X86_TUNE_PARTIAL_REG_DEPENDENCY, "partial_reg_dependency")
+DEF_TUNE (X86_TUNE_SSE_PARTIAL_REG_DEPENDENCY, "sse_partial_reg_dependency")
+DEF_TUNE (X86_TUNE_SSE_UNALIGNED_LOAD_OPTIMAL, "sse_unaligned_load_optimal")
+DEF_TUNE (X86_TUNE_SSE_UNALIGNED_STORE_OPTIMAL, "sse_unaligned_store_optimal")
+DEF_TUNE (X86_TUNE_SSE_PACKED_SINGLE_INSN_OPTIMAL, "sse_packed_single_insn_optimal")
+DEF_TUNE (X86_TUNE_SSE_SPLIT_REGS, "sse_split_regs")
+DEF_TUNE (X86_TUNE_SSE_TYPELESS_STORES, "sse_typeless_stores")
+DEF_TUNE (X86_TUNE_SSE_LOAD0_BY_PXOR, "sse_load0_by_pxor")
+DEF_TUNE (X86_TUNE_MEMORY_MISMATCH_STALL, "memory_mismatch_stall")
+DEF_TUNE (X86_TUNE_PROLOGUE_USING_MOVE, "prologue_using_move")
+DEF_TUNE (X86_TUNE_EPILOGUE_USING_MOVE, "epilogue_using_move")
+DEF_TUNE (X86_TUNE_SHIFT1, "shift1")
+DEF_TUNE (X86_TUNE_USE_FFREEP, "use_ffreep")
+DEF_TUNE (X86_TUNE_INTER_UNIT_MOVES_TO_VEC, "inter_unit_moves_to_vec")
+DEF_TUNE (X86_TUNE_INTER_UNIT_MOVES_FROM_VEC, "inter_unit_moves_from_vec")
+DEF_TUNE (X86_TUNE_INTER_UNIT_CONVERSIONS, "inter_unit_conversions")
+DEF_TUNE (X86_TUNE_FOUR_JUMP_LIMIT, "four_jump_limit")
+DEF_TUNE (X86_TUNE_SCHEDULE, "schedule")
+DEF_TUNE (X86_TUNE_USE_BT, "use_bt")
+DEF_TUNE (X86_TUNE_USE_INCDEC, "use_incdec")
+DEF_TUNE (X86_TUNE_PAD_RETURNS, "pad_returns")
+DEF_TUNE (X86_TUNE_PAD_SHORT_FUNCTION, "pad_short_function")
+DEF_TUNE (X86_TUNE_EXT_80387_CONSTANTS, "ext_80387_constants")
+DEF_TUNE (X86_TUNE_AVOID_VECTOR_DECODE, "avoid_vector_decode")
+DEF_TUNE (X86_TUNE_PROMOTE_HIMODE_IMUL, "promote_himode_imul")
+DEF_TUNE (X86_TUNE_SLOW_IMUL_IMM32_MEM, "slow_imul_imm32_mem")
+DEF_TUNE (X86_TUNE_SLOW_IMUL_IMM8, "slow_imul_imm8")
+DEF_TUNE (X86_TUNE_MOVE_M1_VIA_OR, "move_m1_via_or")
+DEF_TUNE (X86_TUNE_NOT_UNPAIRABLE, "not_unpairable")
+DEF_TUNE (X86_TUNE_NOT_VECTORMODE, "not_vectormode")
+DEF_TUNE (X86_TUNE_USE_VECTOR_FP_CONVERTS, "use_vector_fp_converts")
+DEF_TUNE (X86_TUNE_USE_VECTOR_CONVERTS, "use_vector_converts")
+DEF_TUNE (X86_TUNE_FUSE_CMP_AND_BRANCH, "fuse_cmp_and_branch")
+DEF_TUNE (X86_TUNE_OPT_AGU, "opt_agu")
+DEF_TUNE (X86_TUNE_VECTORIZE_DOUBLE, "vectorize_double")
+DEF_TUNE (X86_TUNE_SOFTWARE_PREFETCHING_BENEFICIAL, "software_prefetching_beneficial")
+DEF_TUNE (X86_TUNE_AVX128_OPTIMAL, "avx128_optimal")
+DEF_TUNE (X86_TUNE_REASSOC_INT_TO_PARALLEL, "reassoc_int_to_parallel")
+DEF_TUNE (X86_TUNE_REASSOC_FP_TO_PARALLEL, "reassoc_fp_to_parallel")
+DEF_TUNE (X86_TUNE_GENERAL_REGS_SSE_SPILL, "general_regs_sse_spill")
+DEF_TUNE (X86_TUNE_AVOID_MEM_OPND_FOR_CMOVE, "avoid_mem_opnd_for_cmove")
+DEF_TUNE (X86_TUNE_SPLIT_MEM_OPND_FOR_FP_CONVERTS, "split_mem_opnd_for_fp_converts")
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