/*
- * Copyright (C) 1995-2007 University of Karlsruhe. All right reserved.
+ * Copyright (C) 1995-2008 University of Karlsruhe. All right reserved.
*
* This file is part of libFirm.
*
#define FIRM_STAT_FIRMSTAT_H
#include "irhooks.h"
+#include "begin.h"
/**
* Statistic options, can be or'ed.
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) */
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 */
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_ABS, /**< Mux(a > 0, a, -a) = Abs(a) */
+ 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_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 */
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 */
* 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-<phase>-
+ * @param fname base name of the statistic output file
+ * @param phase a phase name. Prefix will be firmstat-\<phase\>-
+ */
+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-\<phase\>-
+ *
+ * @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