avr.c (out_shift_with_cnt): Use AS2 macro.
* config/avr/avr.c (out_shift_with_cnt): Use AS2 macro. Correct insn length if shift count is a memory operand. * config/avr/avr.md: New define_peephole2 to use *reload_inqi. (*iorhi3_clobber): Change lo8 to hi8. (zero_extendhisi2): Change %B0 to %A1. (ashlhi3, ashrhi3): Correct insn length. (andhi3, abssf2, extendqisi2, extendhisi2): Change "cc" from "clobber" to "set_n" in some alternatives. From-SVN: r36828
This commit is contained in:
Marek Michalkiewicz
Denis Chertykov
parent
29f8b71838
commit
80b8585d94
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@ -1,3 +1,14 @@
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2000-10-09 Marek Michalkiewicz <marekm@linux.org.pl>
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* config/avr/avr.c (out_shift_with_cnt): Use AS2 macro.
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Correct insn length if shift count is a memory operand.
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* config/avr/avr.md: New define_peephole2 to use *reload_inqi.
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(*iorhi3_clobber): Change lo8 to hi8.
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(zero_extendhisi2): Change %B0 to %A1.
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(ashlhi3, ashrhi3): Correct insn length.
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(andhi3, abssf2, extendqisi2, extendhisi2): Change "cc"
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from "clobber" to "set_n" in some alternatives.
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2000-10-10 Jakub Jelinek <jakub@redhat.com>
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* reload1.c (calculate_needs_all_insns): If deleting an instruction,
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@ -2699,7 +2699,7 @@ out_shift_with_cnt (template, insn, operands, len)
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if (len)
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++*len;
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else
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strcat (str, "ldi %3,lo8((%2)-1)");
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strcat (str, AS2 (ldi,%3,lo8((%2)-1)));
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second_label = 0;
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}
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else if (GET_CODE (operands[2]) == MEM)
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@ -2718,7 +2718,7 @@ out_shift_with_cnt (template, insn, operands, len)
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else
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{
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out_movqi_r_mr (insn, op_mov, &mov_len);
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*len = mov_len + 1;
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*len += mov_len + 1;
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}
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}
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else if (register_operand (operands[2], QImode))
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@ -2731,7 +2731,7 @@ out_shift_with_cnt (template, insn, operands, len)
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if (len)
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++*len;
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else
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strcat (str, "mov %3,%2" CR_TAB);
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strcat (str, AS2 (mov,%3,%2) CR_TAB);
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}
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if (len)
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@ -2742,7 +2742,7 @@ out_shift_with_cnt (template, insn, operands, len)
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}
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if (!len)
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{
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strcat (str,"\n1:\t");
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strcat (str, "\n1:\t");
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strcat (str, template);
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strcat (str, second_label ? "\n2:\t" : "\n\t");
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strcat (str,
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@ -188,6 +188,16 @@
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[(set_attr "length" "2")
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(set_attr "cc" "none")])
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(define_peephole2
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[(match_scratch:QI 2 "d")
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(set (match_operand:QI 0 "register_operand" "")
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(match_operand:QI 1 "immediate_operand" ""))]
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"(operands[1] != const0_rtx
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&& test_hard_reg_class (NO_LD_REGS, operands[0]))"
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[(parallel [(set (match_dup 0) (match_dup 1))
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(clobber (match_dup 2))])]
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"")
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;;============================================================================
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;; move word (16 bit)
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@ -709,7 +719,7 @@
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AS1 (clr,%B0));
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}"
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[(set_attr "length" "2,2,3")
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(set_attr "cc" "set_n,clobber,clobber")])
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(set_attr "cc" "set_n,clobber,set_n")])
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(define_insn "andsi3"
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[(set (match_operand:SI 0 "register_operand" "=r,d")
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@ -793,7 +803,7 @@
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""
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"@
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ldi %3,lo8(%2)\;or %A0,%3
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ldi %3,lo8(%2)\;or %A0,%3\;ldi %3,lo8(%2)\;or %B0,%3"
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ldi %3,lo8(%2)\;or %A0,%3\;ldi %3,hi8(%2)\;or %B0,%3"
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[(set_attr "length" "2,4")
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(set_attr "cc" "clobber,set_n")])
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@ -894,7 +904,7 @@
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(clobber (match_scratch:QI 3 "=X,X,X,X,&d,X"))]
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""
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"* return ashlhi3_out (insn, operands, NULL);"
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[(set_attr "length" "7,2,4,2,5,8")
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[(set_attr "length" "7,2,2,4,5,8")
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(set_attr "cc" "clobber,set_n,clobber,set_n,clobber,clobber")])
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(define_insn "ashlsi3"
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@ -926,7 +936,7 @@
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(clobber (match_scratch:QI 3 "=X,X,X,X,&d,X"))]
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""
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"* return ashrhi3_out (insn, operands, NULL);"
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[(set_attr "length" "7,2,4,2,5,8")
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[(set_attr "length" "7,2,4,4,5,8")
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(set_attr "cc" "clobber,clobber,clobber,clobber,clobber,clobber")])
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(define_insn "ashrsi3"
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@ -992,7 +1002,7 @@
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andi %D0,0x7f
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clt\;bld %D0,7"
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[(set_attr "length" "1,2")
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(set_attr "cc" "clobber,clobber")])
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(set_attr "cc" "set_n,clobber")])
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;; 0 - x 0 - x 0 - x 0 - x 0 - x 0 - x 0 - x 0 - x 0 - x 0 - x 0 - x
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;; neg
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@ -1094,7 +1104,7 @@
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clr %B0\;sbrc %A0,7\;com %B0\;mov %C0,%B0\;mov %D0,%B0
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mov %A0,%A1\;clr %B0\;sbrc %A0,7\;com %B0\;mov %C0,%B0\;mov %D0,%B0"
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[(set_attr "length" "5,6")
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(set_attr "cc" "clobber,clobber")])
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(set_attr "cc" "set_n,set_n")])
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(define_insn "extendhisi2"
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[(set (match_operand:SI 0 "register_operand" "=r,&r")
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@ -1108,7 +1118,7 @@
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(if_then_else (eq_attr "mcu_enhanced" "yes")
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(const_int 5)
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(const_int 6))])
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(set_attr "cc" "clobber,clobber")])
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(set_attr "cc" "set_n,set_n")])
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;; xx<---x xx<---x xx<---x xx<---x xx<---x xx<---x xx<---x xx<---x xx<---x
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;; zero extend
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@ -1139,7 +1149,7 @@
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""
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"@
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clr %C0\;clr %D0
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{mov %A0,%A1\;mov %B0,%B1|movw %A0,%B0}\;clr %C0\;clr %D0"
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{mov %A0,%A1\;mov %B0,%B1|movw %A0,%A1}\;clr %C0\;clr %D0"
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[(set_attr_alternative "length"
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[(const_int 2)
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(if_then_else (eq_attr "mcu_enhanced" "yes")
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