X-Git-Url: http://nsz.repo.hu/git/?a=blobdiff_plain;ds=sidebyside;f=include%2Flibfirm%2Ffirmstat.h;h=5c01bf33303c18d0149e1a69a00ab3b2b4194081;hb=332cda9a138297c9852e2ef0f649c92b640723f4;hp=a7bb63c69fbfd7b2f9eec24c995aedb49aa27005;hpb=1ce363f80e6a204d4011f85813362d9bd1d0e7e4;p=libfirm diff --git a/include/libfirm/firmstat.h b/include/libfirm/firmstat.h index a7bb63c69..5c01bf333 100644 --- a/include/libfirm/firmstat.h +++ b/include/libfirm/firmstat.h @@ -21,12 +21,12 @@ * @file * @brief Statistics for Firm. * @author Michael Beck - * @version $Id$ */ #ifndef FIRM_STAT_FIRMSTAT_H #define FIRM_STAT_FIRMSTAT_H #include "irhooks.h" +#include "begin.h" /** * Statistic options, can be or'ed. @@ -34,7 +34,7 @@ enum firmstat_options_t { FIRMSTAT_ENABLED = 0x00000001, /**< enable statistics */ FIRMSTAT_PATTERN_ENABLED = 0x00000002, /**< enable pattern calculation */ - FIRMSTAT_COUNT_STRONG_OP = 0x00000004, /**< if set, count Mul/Div/Mod/DivMod by constant */ + FIRMSTAT_COUNT_STRONG_OP = 0x00000004, /**< if set, count Mul/Div/Mod by constant */ FIRMSTAT_COUNT_DAG = 0x00000008, /**< if set, count DAG statistics */ FIRMSTAT_COUNT_DELETED = 0x00000010, /**< if set, count deleted graphs */ FIRMSTAT_COUNT_SELS = 0x00000020, /**< if set, count Sel(Sel(..)) differently */ @@ -60,6 +60,8 @@ enum firmstat_optimizations_t { FS_OPT_SUB_SUB_X_Y_Z, /**< (x - y) - z = x - (y + z) */ FS_OPT_SUB_C_NOT_X, /**< c - ~a = a + (c+1) */ FS_OPT_SUB_TO_ADD, /**< (-a) - b = -(a + b), a - (b - c) = a + (c - b), a - (b * C) -> a + (b * -C) */ + FS_OPT_SUB_TO_NOT, /**< -1 - x -> ~x on two's complement */ + FS_OPT_SUB_TO_CONV, /**< a - NULL = (int)a */ FS_OPT_MUL_MINUS, /**< (-a) * (b - c) -> a * (c - b) */ FS_OPT_MUL_MINUS_1, /**< a * -1 = -a */ FS_OPT_MINUS_MUL_C, /**< (-a) * C = a * (-C) */ @@ -68,10 +70,11 @@ enum firmstat_optimizations_t { FS_OPT_AND, /**< a & 0b1...1 = 0b1...1 & a = a & a = a */ FS_OPT_TO_EOR, /**< (a|b) & ~(a&b) = a^b */ FS_OPT_EOR_A_A, /**< a ^ a = 0 */ + FS_OPT_EOR_A_B_A, /**< (a ^ b) ^ a = b */ FS_OPT_EOR_TO_NOT_BOOL, /**< bool ^ 1 = !bool */ FS_OPT_EOR_TO_NOT, /**< x ^ 0b1..1 = ~x, (a ^ b) & b -> ~a & b */ FS_OPT_NOT_CMP, /**< !(a cmp b) = a !cmp b */ - FS_OPT_OR_SHFT_TO_ROT, /**< (x << c) | (x >> (bits - c)) == Rot(x, c) */ + FS_OPT_OR_SHFT_TO_ROTL, /**< (x << c) | (x >> (bits - c)) == Rotl(x, c) */ FS_OPT_REASSOC_SHIFT, /**< (x SHF c1) SHF c2 = x SHF (c1+c2) */ FS_OPT_SHIFT_AND, /**< (a SHF c) AND (b SHF c) = (a AND b) SHF c */ FS_OPT_SHIFT_OR, /**< (a SHF c) OR (b SHF c) = (a OR b) SHF c */ @@ -79,20 +82,26 @@ enum firmstat_optimizations_t { FS_OPT_CONV, /**< a Conv could be removed */ FS_OPT_CAST, /**< a Cast could be removed */ FS_OPT_MIN_MAX_EQ, /**< Min(a,a) = Max(a,a) = a */ + FS_OPT_MUX_COMBINE, /**< two Mux nodes where combined into one */ + FS_OPT_MUX_CONV, /**< MuxI(sel, 1, 0) = (I)sel */ + FS_OPT_MUX_BOOL, /**< Muxb(sel, true, false) = sel */ + FS_OPT_MUX_NOT_BOOL, /**< Muxb(sel, false, true) = Not(sel) */ + FS_OPT_MUX_OR_BOOL, /**< Muxb(sel, true, x) = Or(sel, x) */ + FS_OPT_MUX_ORNOT_BOOL, /**< Muxb(sel, x, true) = Or(Not(sel), x) */ + FS_OPT_MUX_AND_BOOL, /**< Muxb(sel, x, false) = And(sel, x) */ + FS_OPT_MUX_ANDNOT_BOOL, /**< Muxb(sel, false, x) = And(Not(sel), x) */ FS_OPT_MUX_C, /**< Mux(C, f, t) = C ? t : f */ FS_OPT_MUX_EQ, /**< Mux(v, x, x) = x */ - FS_OPT_MUX_TRANSFORM, /**< Mux(a, b, c) = b OR Mux(a,b, c) = c */ + FS_OPT_MUX_TRANSFORM, /**< Mux(t ==/!= f, t, f) = f/t, Mux(t ==/!= 0, -t, t) = -t/t */ FS_OPT_MUX_TO_MIN, /**< Mux(a < b, a, b) = Min(a,b) */ FS_OPT_MUX_TO_MAX, /**< Mux(a > b, a, b) = Max(a,b) */ - FS_OPT_MUX_TO_ABS, /**< Mux(a > b, a, b) = Abs(a,b) */ - FS_OPT_MUX_TO_SHR, /**< Mux(a > b, a, b) = a >> b */ + FS_OPT_MUX_TO_BITOP, /**< Mux((a & 2^x) ==/!= 0, 2^x, 0) = (a & 2^x) (xor 2^x) */ FS_OPT_IDEM_UNARY, /**< Idempotent unary operation */ FS_OPT_MINUS_NOT, /**< -(~x) = x + 1 */ FS_OPT_NOT_MINUS_1, /**< ~(x - 1) = -x */ FS_OPT_NOT_PLUS_1, /**< ~x + 1 = -x */ FS_OPT_ADD_X_NOT_X, /**< ~x + x = -1 */ FS_OPT_FP_INV_MUL, /**< x / y = x * (1.0/y) */ - FS_OPT_ABS_MINUS_X, /**< Abs(-x) = Abs(x) */ FS_OPT_CONST_PHI, /**< Constant evaluation on Phi */ FS_OPT_PREDICATE, /**< Predicate optimization */ FS_OPT_DEMORGAN, /**< optimization using DeMorgan's law */ @@ -104,6 +113,15 @@ enum firmstat_optimizations_t { FS_OPT_CMP_CNST_MAGN, /**< CMP optimization: reduced magnitude of a const */ FS_OPT_CMP_SHF_TO_AND, /**< CMP optimization: transformed shift into And */ FS_OPT_CMP_MOD_TO_AND, /**< CMP optimization: transformed Mod into And */ + FS_OPT_NOP, /**< the operation is a NOP */ + FS_OPT_GVN_FOLLOWER, /**< GVN-PRE: replaced a follower */ + FS_OPT_GVN_FULLY, /**< GVN-PRE: replaced by fully redundant value */ + FS_OPT_GVN_PARTLY, /**< GVN-PRE: replaced by partly redundant value */ + FS_OPT_COMBO_CONST, /**< Combo: evaluated into Constant */ + FS_OPT_COMBO_CF, /**< Combo: removed conditional control flow */ + FS_OPT_COMBO_FOLLOWER, /**< Combo: replaced a follower */ + FS_OPT_COMBO_CONGRUENT, /**< Combo: replaced by congruent */ + FS_OPT_JUMPTHREADING, /**< Jump threading: removed conditional control flow */ FS_OPT_RTS_ABS, /**< RTS optimization: call to abs() replaced */ FS_OPT_RTS_ALLOCA, /**< RTS optimization: call to alloca() replaced */ FS_OPT_RTS_SQRT, /**< RTS optimization: call to sqrt() replaced */ @@ -123,9 +141,13 @@ enum firmstat_optimizations_t { FS_OPT_RTS_SYMMETRIC, /**< RTS optimization: call to symmetric function f(-x) replaced by f(x) */ FS_OPT_RTS_STRCMP, /**< RTS optimization: call to strcmp() replaced */ FS_OPT_RTS_STRNCMP, /**< RTS optimization: call to strncmp() replaced */ + FS_OPT_RTS_STRCPY, /**< RTS optimization: call to strcpy() replaced */ + FS_OPT_RTS_STRLEN, /**< RTS optimization: call to strlen() replaced */ FS_OPT_RTS_MEMCPY, /**< RTS optimization: call to memcpy() replaced */ + FS_OPT_RTS_MEMPCPY, /**< RTS optimization: call to mempcpy() replaced */ + FS_OPT_RTS_MEMMOVE, /**< RTS optimization: call to memmove() replaced */ FS_OPT_RTS_MEMSET, /**< RTS optimization: call to memset() replaced */ - FS_OPT_RTS_STRLEN, /**< RTS optimization: call to strlen() replaced */ + FS_OPT_RTS_MEMCMP, /**< RTS optimization: call to memcmp() replaced */ FS_BE_IA32_LEA, /**< Lea was created */ FS_BE_IA32_LOAD_LEA, /**< Load merged with a Lea */ FS_BE_IA32_STORE_LEA, /**< Store merged with a Lea */ @@ -144,26 +166,41 @@ enum firmstat_optimizations_t { * Dump a snapshot of the statistic values. * Never called from libFirm should be called from user. * - * @param name base name of the statistic output file - * @param phase a phase name. Prefix will be firmstat-- + * @param fname base name of the statistic output file + * @param phase a phase name. Prefix will be firmstat-\- + */ +FIRM_API void stat_dump_snapshot(const char *fname, const char *phase); + +/** + * Creates an ir_prog pass for stat_dump_snapshot(). + * + * @param name the name of this pass or NULL + * @param fname base name of the statistic output file + * @param phase a phase name. Prefix will be firmstat-\- + * + * @return the newly created ir_prog pass */ -void stat_dump_snapshot(const char *name, const char *phase); +FIRM_API ir_prog_pass_t *stat_dump_snapshot_pass( + const char *name, const char *fname, const char *phase); /** * initialize the statistics module. + * Should be called directly after ir_init * * @param enable_options a bitmask containing the statistic options */ -void firm_init_stat(unsigned enable_options); +FIRM_API void firm_init_stat(unsigned enable_options); /** * terminates the statistics module, frees all memory */ -void stat_term(void); +FIRM_API void stat_term(void); /** * returns 1 if statistic module is active, 0 otherwise */ -int stat_is_active(void); +FIRM_API int stat_is_active(void); + +#include "end.h" -#endif /* FIRM_STAT_FIRMSTAT_H */ +#endif