From: Richard Sandiford Date: Sun, 4 Jul 2004 21:09:37 +0000 (+0000) Subject: mips.h (MASK_DEBUG_C, [...]): Delete. X-Git-Url: https://git.libre-soc.org/?a=commitdiff_plain;h=b3583df69378347e3de15e7cc9e2cfc9b10e0712;p=gcc.git mips.h (MASK_DEBUG_C, [...]): Delete. * config/mips/mips.h (MASK_DEBUG_C, TARGET_DEBUG_C_MODE): Delete. (TARGET_SWITCHES): Remove -mdebugc. * config/mips/mips.md (seq, sne, sgt, sge, slt, sle, sgtu, sgeu) (sltu, sleu): Remove TARGET_DEBUG_C_MODE handling. (seq_[sd]i, sne_[sd]i, sge_[sd]i, sle_[sd]i_reg, sgeu_[sd]i) (sle_[sd]i_reg): Delete. From-SVN: r84095 --- diff --git a/gcc/ChangeLog b/gcc/ChangeLog index 655154d4213..c0ca7e78072 100644 --- a/gcc/ChangeLog +++ b/gcc/ChangeLog @@ -1,3 +1,12 @@ +2004-07-04 Richard Sandiford + + * config/mips/mips.h (MASK_DEBUG_C, TARGET_DEBUG_C_MODE): Delete. + (TARGET_SWITCHES): Remove -mdebugc. + * config/mips/mips.md (seq, sne, sgt, sge, slt, sle, sgtu, sgeu) + (sltu, sleu): Remove TARGET_DEBUG_C_MODE handling. + (seq_[sd]i, sne_[sd]i, sge_[sd]i, sle_[sd]i_reg, sgeu_[sd]i) + (sle_[sd]i_reg): Delete. + 2004-07-04 Steven Bosscher * config/iq2000/iq2000.c (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE): diff --git a/gcc/config/mips/mips.h b/gcc/config/mips/mips.h index ab008e494c7..1722041c542 100644 --- a/gcc/config/mips/mips.h +++ b/gcc/config/mips/mips.h @@ -176,7 +176,6 @@ extern const struct mips_cpu_info *mips_tune_info; /* Debug switches, not documented */ #define MASK_DEBUG 0 /* unused */ -#define MASK_DEBUG_C 0 /* don't expand seq, etc. */ #define MASK_DEBUG_D 0 /* don't do define_split's */ /* Dummy switches used only in specs */ @@ -197,7 +196,6 @@ extern const struct mips_cpu_info *mips_tune_info; /* Debug Modes */ #define TARGET_DEBUG_MODE (target_flags & MASK_DEBUG) -#define TARGET_DEBUG_C_MODE (target_flags & MASK_DEBUG_C) #define TARGET_DEBUG_D_MODE (target_flags & MASK_DEBUG_D) /* Reg. Naming in .s ($21 vs. $a0) */ @@ -672,8 +670,6 @@ extern const struct mips_cpu_info *mips_tune_info; N_("FP exceptions are not enabled") }, \ {"debug", MASK_DEBUG, \ NULL}, \ - {"debugc", MASK_DEBUG_C, \ - NULL}, \ {"debugd", MASK_DEBUG_D, \ NULL}, \ {"", (TARGET_DEFAULT \ diff --git a/gcc/config/mips/mips.md b/gcc/config/mips/mips.md index 94bd87a0284..6323ae3ee96 100644 --- a/gcc/config/mips/mips.md +++ b/gcc/config/mips/mips.md @@ -6318,20 +6318,8 @@ dsrl\t%3,%3,1\n\ if (branch_type != CMP_SI && (!TARGET_64BIT || branch_type != CMP_DI)) FAIL; - /* Set up operands from compare. */ - operands[1] = branch_cmp[0]; - operands[2] = branch_cmp[1]; - - if (TARGET_64BIT || !TARGET_DEBUG_C_MODE || TARGET_MIPS16) - { - gen_int_relational (EQ, operands[0], operands[1], operands[2], (int *)0); - DONE; - } - - if (GET_CODE (operands[2]) == CONST_INT && INTVAL (operands[2]) < 0) - operands[2] = force_reg (SImode, operands[2]); - - /* Fall through and generate default code. */ + gen_int_relational (EQ, operands[0], branch_cmp[0], branch_cmp[1], NULL); + DONE; }) @@ -6371,59 +6359,6 @@ dsrl\t%3,%3,1\n\ [(set_attr "type" "slt") (set_attr "mode" "DI")]) -(define_insn "seq_si" - [(set (match_operand:SI 0 "register_operand" "=d,d") - (eq:SI (match_operand:SI 1 "register_operand" "%d,d") - (match_operand:SI 2 "uns_arith_operand" "d,K")))] - "TARGET_DEBUG_C_MODE && !TARGET_MIPS16" - "@ - xor\t%0,%1,%2\;sltu\t%0,%0,1 - xori\t%0,%1,%2\;sltu\t%0,%0,1" - [(set_attr "type" "multi") - (set_attr "mode" "SI") - (set_attr "length" "8")]) - -(define_split - [(set (match_operand:SI 0 "register_operand") - (eq:SI (match_operand:SI 1 "register_operand") - (match_operand:SI 2 "uns_arith_operand")))] - "TARGET_DEBUG_C_MODE && !TARGET_DEBUG_D_MODE && !TARGET_MIPS16 - && (GET_CODE (operands[2]) != CONST_INT || INTVAL (operands[2]) != 0)" - [(set (match_dup 0) - (xor:SI (match_dup 1) - (match_dup 2))) - (set (match_dup 0) - (ltu:SI (match_dup 0) - (const_int 1)))] - "") - -(define_insn "seq_di" - [(set (match_operand:DI 0 "register_operand" "=d,d") - (eq:DI (match_operand:DI 1 "register_operand" "%d,d") - (match_operand:DI 2 "uns_arith_operand" "d,K")))] - "TARGET_64BIT && TARGET_DEBUG_C_MODE && !TARGET_MIPS16" - "@ - xor\t%0,%1,%2\;sltu\t%0,%0,1 - xori\t%0,%1,%2\;sltu\t%0,%0,1" - [(set_attr "type" "multi") - (set_attr "mode" "DI") - (set_attr "length" "8")]) - -(define_split - [(set (match_operand:DI 0 "register_operand") - (eq:DI (match_operand:DI 1 "register_operand") - (match_operand:DI 2 "uns_arith_operand")))] - "TARGET_64BIT && TARGET_DEBUG_C_MODE && !TARGET_DEBUG_D_MODE - && !TARGET_MIPS16 - && (GET_CODE (operands[2]) != CONST_INT || INTVAL (operands[2]) != 0)" - [(set (match_dup 0) - (xor:DI (match_dup 1) - (match_dup 2))) - (set (match_dup 0) - (ltu:DI (match_dup 0) - (const_int 1)))] - "") - ;; On the mips16 the default code is better than using sltu. (define_expand "sne" @@ -6435,20 +6370,8 @@ dsrl\t%3,%3,1\n\ if (branch_type != CMP_SI && (!TARGET_64BIT || branch_type != CMP_DI)) FAIL; - /* Set up operands from compare. */ - operands[1] = branch_cmp[0]; - operands[2] = branch_cmp[1]; - - if (TARGET_64BIT || !TARGET_DEBUG_C_MODE) - { - gen_int_relational (NE, operands[0], operands[1], operands[2], (int *)0); - DONE; - } - - if (GET_CODE (operands[2]) == CONST_INT && INTVAL (operands[2]) < 0) - operands[2] = force_reg (SImode, operands[2]); - - /* Fall through and generate default code. */ + gen_int_relational (NE, operands[0], branch_cmp[0], branch_cmp[1], NULL); + DONE; }) (define_insn "sne_si_zero" @@ -6469,59 +6392,6 @@ dsrl\t%3,%3,1\n\ [(set_attr "type" "slt") (set_attr "mode" "DI")]) -(define_insn "sne_si" - [(set (match_operand:SI 0 "register_operand" "=d,d") - (ne:SI (match_operand:SI 1 "register_operand" "%d,d") - (match_operand:SI 2 "uns_arith_operand" "d,K")))] - "TARGET_DEBUG_C_MODE && !TARGET_MIPS16" - "@ - xor\t%0,%1,%2\;sltu\t%0,%.,%0 - xori\t%0,%1,%x2\;sltu\t%0,%.,%0" - [(set_attr "type" "multi") - (set_attr "mode" "SI") - (set_attr "length" "8")]) - -(define_split - [(set (match_operand:SI 0 "register_operand") - (ne:SI (match_operand:SI 1 "register_operand") - (match_operand:SI 2 "uns_arith_operand")))] - "TARGET_DEBUG_C_MODE && !TARGET_DEBUG_D_MODE && !TARGET_MIPS16 - && (GET_CODE (operands[2]) != CONST_INT || INTVAL (operands[2]) != 0)" - [(set (match_dup 0) - (xor:SI (match_dup 1) - (match_dup 2))) - (set (match_dup 0) - (gtu:SI (match_dup 0) - (const_int 0)))] - "") - -(define_insn "sne_di" - [(set (match_operand:DI 0 "register_operand" "=d,d") - (ne:DI (match_operand:DI 1 "register_operand" "%d,d") - (match_operand:DI 2 "uns_arith_operand" "d,K")))] - "TARGET_64BIT && TARGET_DEBUG_C_MODE && !TARGET_MIPS16" - "@ - xor\t%0,%1,%2\;sltu\t%0,%.,%0 - xori\t%0,%1,%x2\;sltu\t%0,%.,%0" - [(set_attr "type" "multi") - (set_attr "mode" "DI") - (set_attr "length" "8")]) - -(define_split - [(set (match_operand:DI 0 "register_operand") - (ne:DI (match_operand:DI 1 "register_operand") - (match_operand:DI 2 "uns_arith_operand")))] - "TARGET_64BIT && TARGET_DEBUG_C_MODE && !TARGET_DEBUG_D_MODE - && !TARGET_MIPS16 - && (GET_CODE (operands[2]) != CONST_INT || INTVAL (operands[2]) != 0)" - [(set (match_dup 0) - (xor:DI (match_dup 1) - (match_dup 2))) - (set (match_dup 0) - (gtu:DI (match_dup 0) - (const_int 0)))] - "") - (define_expand "sgt" [(set (match_operand:SI 0 "register_operand") (gt:SI (match_dup 1) @@ -6531,20 +6401,8 @@ dsrl\t%3,%3,1\n\ if (branch_type != CMP_SI && (!TARGET_64BIT || branch_type != CMP_DI)) FAIL; - /* Set up operands from compare. */ - operands[1] = branch_cmp[0]; - operands[2] = branch_cmp[1]; - - if (TARGET_64BIT || !TARGET_DEBUG_C_MODE || TARGET_MIPS16) - { - gen_int_relational (GT, operands[0], operands[1], operands[2], (int *)0); - DONE; - } - - if (GET_CODE (operands[2]) == CONST_INT && INTVAL (operands[2]) != 0) - operands[2] = force_reg (SImode, operands[2]); - - /* Fall through and generate default code. */ + gen_int_relational (GT, operands[0], branch_cmp[0], branch_cmp[1], NULL); + DONE; }) (define_insn "sgt_si" @@ -6592,66 +6450,10 @@ dsrl\t%3,%3,1\n\ if (branch_type != CMP_SI && (!TARGET_64BIT || branch_type != CMP_DI)) FAIL; - /* Set up operands from compare. */ - operands[1] = branch_cmp[0]; - operands[2] = branch_cmp[1]; - - if (TARGET_64BIT || !TARGET_DEBUG_C_MODE || TARGET_MIPS16) - { - gen_int_relational (GE, operands[0], operands[1], operands[2], (int *)0); - DONE; - } - - /* Fall through and generate default code. */ + gen_int_relational (GE, operands[0], branch_cmp[0], branch_cmp[1], NULL); + DONE; }) -(define_insn "sge_si" - [(set (match_operand:SI 0 "register_operand" "=d") - (ge:SI (match_operand:SI 1 "register_operand" "d") - (match_operand:SI 2 "arith_operand" "dI")))] - "TARGET_DEBUG_C_MODE && !TARGET_MIPS16" - "slt\t%0,%1,%2\;xori\t%0,%0,0x0001" - [(set_attr "type" "multi") - (set_attr "mode" "SI") - (set_attr "length" "8")]) - -(define_split - [(set (match_operand:SI 0 "register_operand") - (ge:SI (match_operand:SI 1 "register_operand") - (match_operand:SI 2 "arith_operand")))] - "TARGET_DEBUG_C_MODE && !TARGET_DEBUG_D_MODE && !TARGET_MIPS16" - [(set (match_dup 0) - (lt:SI (match_dup 1) - (match_dup 2))) - (set (match_dup 0) - (xor:SI (match_dup 0) - (const_int 1)))] - "") - -(define_insn "sge_di" - [(set (match_operand:DI 0 "register_operand" "=d") - (ge:DI (match_operand:DI 1 "register_operand" "d") - (match_operand:DI 2 "arith_operand" "dI")))] - "TARGET_64BIT && TARGET_DEBUG_C_MODE && !TARGET_MIPS16" - "slt\t%0,%1,%2\;xori\t%0,%0,0x0001" - [(set_attr "type" "multi") - (set_attr "mode" "DI") - (set_attr "length" "8")]) - -(define_split - [(set (match_operand:DI 0 "register_operand") - (ge:DI (match_operand:DI 1 "register_operand") - (match_operand:DI 2 "arith_operand")))] - "TARGET_64BIT && TARGET_DEBUG_C_MODE && !TARGET_DEBUG_D_MODE - && !TARGET_MIPS16" - [(set (match_dup 0) - (lt:DI (match_dup 1) - (match_dup 2))) - (set (match_dup 0) - (xor:DI (match_dup 0) - (const_int 1)))] - "") - (define_expand "slt" [(set (match_operand:SI 0 "register_operand") (lt:SI (match_dup 1) @@ -6661,17 +6463,8 @@ dsrl\t%3,%3,1\n\ if (branch_type != CMP_SI && (!TARGET_64BIT || branch_type != CMP_DI)) FAIL; - /* Set up operands from compare. */ - operands[1] = branch_cmp[0]; - operands[2] = branch_cmp[1]; - - if (TARGET_64BIT || !TARGET_DEBUG_C_MODE || TARGET_MIPS16) - { - gen_int_relational (LT, operands[0], operands[1], operands[2], (int *)0); - DONE; - } - - /* Fall through and generate default code. */ + gen_int_relational (LT, operands[0], branch_cmp[0], branch_cmp[1], NULL); + DONE; }) (define_insn "slt_si" @@ -6729,20 +6522,8 @@ dsrl\t%3,%3,1\n\ if (branch_type != CMP_SI && (!TARGET_64BIT || branch_type != CMP_DI)) FAIL; - /* Set up operands from compare. */ - operands[1] = branch_cmp[0]; - operands[2] = branch_cmp[1]; - - if (TARGET_64BIT || !TARGET_DEBUG_C_MODE || TARGET_MIPS16) - { - gen_int_relational (LE, operands[0], operands[1], operands[2], (int *)0); - DONE; - } - - if (GET_CODE (operands[2]) == CONST_INT && INTVAL (operands[2]) >= 32767) - operands[2] = force_reg (SImode, operands[2]); - - /* Fall through and generate default code. */ + gen_int_relational (LE, operands[0], branch_cmp[0], branch_cmp[1], NULL); + DONE; }) (define_insn "sle_si_const" @@ -6799,53 +6580,6 @@ dsrl\t%3,%3,1\n\ (const_int 4) (const_int 8)))]) -(define_insn "sle_si_reg" - [(set (match_operand:SI 0 "register_operand" "=d") - (le:SI (match_operand:SI 1 "register_operand" "d") - (match_operand:SI 2 "register_operand" "d")))] - "TARGET_DEBUG_C_MODE && !TARGET_MIPS16" - "slt\t%0,%z2,%1\;xori\t%0,%0,0x0001" - [(set_attr "type" "multi") - (set_attr "mode" "SI") - (set_attr "length" "8")]) - -(define_split - [(set (match_operand:SI 0 "register_operand") - (le:SI (match_operand:SI 1 "register_operand") - (match_operand:SI 2 "register_operand")))] - "TARGET_DEBUG_C_MODE && !TARGET_DEBUG_D_MODE && !TARGET_MIPS16" - [(set (match_dup 0) - (lt:SI (match_dup 2) - (match_dup 1))) - (set (match_dup 0) - (xor:SI (match_dup 0) - (const_int 1)))] - "") - -(define_insn "sle_di_reg" - [(set (match_operand:DI 0 "register_operand" "=d") - (le:DI (match_operand:DI 1 "register_operand" "d") - (match_operand:DI 2 "register_operand" "d")))] - "TARGET_64BIT && TARGET_DEBUG_C_MODE && !TARGET_MIPS16" - "slt\t%0,%z2,%1\;xori\t%0,%0,0x0001" - [(set_attr "type" "multi") - (set_attr "mode" "DI") - (set_attr "length" "8")]) - -(define_split - [(set (match_operand:DI 0 "register_operand") - (le:DI (match_operand:DI 1 "register_operand") - (match_operand:DI 2 "register_operand")))] - "TARGET_64BIT && TARGET_DEBUG_C_MODE && !TARGET_DEBUG_D_MODE - && !TARGET_MIPS16" - [(set (match_dup 0) - (lt:DI (match_dup 2) - (match_dup 1))) - (set (match_dup 0) - (xor:DI (match_dup 0) - (const_int 1)))] - "") - (define_expand "sgtu" [(set (match_operand:SI 0 "register_operand") (gtu:SI (match_dup 1) @@ -6855,20 +6589,8 @@ dsrl\t%3,%3,1\n\ if (branch_type != CMP_SI && (!TARGET_64BIT || branch_type != CMP_DI)) FAIL; - /* Set up operands from compare. */ - operands[1] = branch_cmp[0]; - operands[2] = branch_cmp[1]; - - if (TARGET_64BIT || !TARGET_DEBUG_C_MODE || TARGET_MIPS16) - { - gen_int_relational (GTU, operands[0], operands[1], operands[2], (int *)0); - DONE; - } - - if (GET_CODE (operands[2]) == CONST_INT && INTVAL (operands[2]) != 0) - operands[2] = force_reg (SImode, operands[2]); - - /* Fall through and generate default code. */ + gen_int_relational (GTU, operands[0], branch_cmp[0], branch_cmp[1], NULL); + DONE; }) (define_insn "sgtu_si" @@ -6916,66 +6638,10 @@ dsrl\t%3,%3,1\n\ if (branch_type != CMP_SI && (!TARGET_64BIT || branch_type != CMP_DI)) FAIL; - /* Set up operands from compare. */ - operands[1] = branch_cmp[0]; - operands[2] = branch_cmp[1]; - - if (TARGET_64BIT || !TARGET_DEBUG_C_MODE || TARGET_MIPS16) - { - gen_int_relational (GEU, operands[0], operands[1], operands[2], (int *)0); - DONE; - } - - /* Fall through and generate default code. */ + gen_int_relational (GEU, operands[0], branch_cmp[0], branch_cmp[1], NULL); + DONE; }) -(define_insn "sgeu_si" - [(set (match_operand:SI 0 "register_operand" "=d") - (geu:SI (match_operand:SI 1 "register_operand" "d") - (match_operand:SI 2 "arith_operand" "dI")))] - "TARGET_DEBUG_C_MODE && !TARGET_MIPS16" - "sltu\t%0,%1,%2\;xori\t%0,%0,0x0001" - [(set_attr "type" "multi") - (set_attr "mode" "SI") - (set_attr "length" "8")]) - -(define_split - [(set (match_operand:SI 0 "register_operand") - (geu:SI (match_operand:SI 1 "register_operand") - (match_operand:SI 2 "arith_operand")))] - "TARGET_DEBUG_C_MODE && !TARGET_DEBUG_D_MODE && !TARGET_MIPS16" - [(set (match_dup 0) - (ltu:SI (match_dup 1) - (match_dup 2))) - (set (match_dup 0) - (xor:SI (match_dup 0) - (const_int 1)))] - "") - -(define_insn "sgeu_di" - [(set (match_operand:DI 0 "register_operand" "=d") - (geu:DI (match_operand:DI 1 "register_operand" "d") - (match_operand:DI 2 "arith_operand" "dI")))] - "TARGET_64BIT && TARGET_DEBUG_C_MODE && !TARGET_MIPS16" - "sltu\t%0,%1,%2\;xori\t%0,%0,0x0001" - [(set_attr "type" "multi") - (set_attr "mode" "DI") - (set_attr "length" "8")]) - -(define_split - [(set (match_operand:DI 0 "register_operand") - (geu:DI (match_operand:DI 1 "register_operand") - (match_operand:DI 2 "arith_operand")))] - "TARGET_64BIT && TARGET_DEBUG_C_MODE && !TARGET_DEBUG_D_MODE - && !TARGET_MIPS16" - [(set (match_dup 0) - (ltu:DI (match_dup 1) - (match_dup 2))) - (set (match_dup 0) - (xor:DI (match_dup 0) - (const_int 1)))] - "") - (define_expand "sltu" [(set (match_operand:SI 0 "register_operand") (ltu:SI (match_dup 1) @@ -6985,17 +6651,8 @@ dsrl\t%3,%3,1\n\ if (branch_type != CMP_SI && (!TARGET_64BIT || branch_type != CMP_DI)) FAIL; - /* Set up operands from compare. */ - operands[1] = branch_cmp[0]; - operands[2] = branch_cmp[1]; - - if (TARGET_64BIT || !TARGET_DEBUG_C_MODE || TARGET_MIPS16) - { - gen_int_relational (LTU, operands[0], operands[1], operands[2], (int *)0); - DONE; - } - - /* Fall through and generate default code. */ + gen_int_relational (LTU, operands[0], branch_cmp[0], branch_cmp[1], NULL); + DONE; }) (define_insn "sltu_si" @@ -7053,20 +6710,8 @@ dsrl\t%3,%3,1\n\ if (branch_type != CMP_SI && (!TARGET_64BIT || branch_type != CMP_DI)) FAIL; - /* Set up operands from compare. */ - operands[1] = branch_cmp[0]; - operands[2] = branch_cmp[1]; - - if (TARGET_64BIT || !TARGET_DEBUG_C_MODE || TARGET_MIPS16) - { - gen_int_relational (LEU, operands[0], operands[1], operands[2], (int *)0); - DONE; - } - - if (GET_CODE (operands[2]) == CONST_INT && INTVAL (operands[2]) >= 32767) - operands[2] = force_reg (SImode, operands[2]); - - /* Fall through and generate default code. */ + gen_int_relational (LEU, operands[0], branch_cmp[0], branch_cmp[1], NULL); + DONE; }) (define_insn "sleu_si_const" @@ -7122,53 +6767,6 @@ dsrl\t%3,%3,1\n\ (set (attr "length") (if_then_else (match_operand:VOID 2 "m16_uimm8_m1_1") (const_int 4) (const_int 8)))]) - -(define_insn "sleu_si_reg" - [(set (match_operand:SI 0 "register_operand" "=d") - (leu:SI (match_operand:SI 1 "register_operand" "d") - (match_operand:SI 2 "register_operand" "d")))] - "TARGET_DEBUG_C_MODE && !TARGET_MIPS16" - "sltu\t%0,%z2,%1\;xori\t%0,%0,0x0001" - [(set_attr "type" "multi") - (set_attr "mode" "SI") - (set_attr "length" "8")]) - -(define_split - [(set (match_operand:SI 0 "register_operand") - (leu:SI (match_operand:SI 1 "register_operand") - (match_operand:SI 2 "register_operand")))] - "TARGET_DEBUG_C_MODE && !TARGET_DEBUG_D_MODE && !TARGET_MIPS16" - [(set (match_dup 0) - (ltu:SI (match_dup 2) - (match_dup 1))) - (set (match_dup 0) - (xor:SI (match_dup 0) - (const_int 1)))] - "") - -(define_insn "sleu_di_reg" - [(set (match_operand:DI 0 "register_operand" "=d") - (leu:DI (match_operand:DI 1 "register_operand" "d") - (match_operand:DI 2 "register_operand" "d")))] - "TARGET_64BIT && TARGET_DEBUG_C_MODE && !TARGET_MIPS16" - "sltu\t%0,%z2,%1\;xori\t%0,%0,0x0001" - [(set_attr "type" "multi") - (set_attr "mode" "DI") - (set_attr "length" "8")]) - -(define_split - [(set (match_operand:DI 0 "register_operand") - (leu:DI (match_operand:DI 1 "register_operand") - (match_operand:DI 2 "register_operand")))] - "TARGET_64BIT && TARGET_DEBUG_C_MODE && !TARGET_DEBUG_D_MODE - && !TARGET_MIPS16" - [(set (match_dup 0) - (ltu:DI (match_dup 2) - (match_dup 1))) - (set (match_dup 0) - (xor:DI (match_dup 0) - (const_int 1)))] - "") ;; ;; ....................