avr.md (*addhi3, [...]): Add "w" alternative for constants in [-63,63].
* config/avr/avr.md (*addhi3, addhi3_clobber): Add "w" alternative for constants in [-63,63]. From-SVN: r185105
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2012-03-08 Georg-Johann Lay <avr@gjlay.de>
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* config/avr/avr.md (*addhi3, addhi3_clobber): Add "w" alternative
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for constants in [-63,63].
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2012-03-08 Uros Bizjak <ubizjak@gmail.com>
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PR target/52530
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@ -1098,15 +1098,16 @@
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(set_attr "adjust_len" "addto_sp")])
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(define_insn "*addhi3"
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[(set (match_operand:HI 0 "register_operand" "=r,d,d")
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(plus:HI (match_operand:HI 1 "register_operand" "%0,0,0")
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(match_operand:HI 2 "nonmemory_operand" "r,s,n")))]
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[(set (match_operand:HI 0 "register_operand" "=r,d,!w,d")
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(plus:HI (match_operand:HI 1 "register_operand" "%0,0,0 ,0")
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(match_operand:HI 2 "nonmemory_operand" "r,s,IJ,n")))]
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""
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{
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static const char * const asm_code[] =
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{
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"add %A0,%A2\;adc %B0,%B2",
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"subi %A0,lo8(-(%2))\;sbci %B0,hi8(-(%2))",
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"",
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""
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};
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@ -1115,9 +1116,9 @@
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return avr_out_plus_noclobber (operands, NULL, NULL);
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}
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[(set_attr "length" "2,2,2")
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(set_attr "adjust_len" "*,*,out_plus_noclobber")
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(set_attr "cc" "set_n,set_czn,out_plus_noclobber")])
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[(set_attr "length" "2,2,2,2")
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(set_attr "adjust_len" "*,*,out_plus_noclobber,out_plus_noclobber")
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(set_attr "cc" "set_n,set_czn,out_plus_noclobber,out_plus_noclobber")])
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;; Adding a constant to NO_LD_REGS might have lead to a reload of
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;; that constant to LD_REGS. We don't add a scratch to *addhi3
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@ -1155,10 +1156,10 @@
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(clobber (match_dup 2))])])
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(define_insn "addhi3_clobber"
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[(set (match_operand:HI 0 "register_operand" "=d,l")
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(plus:HI (match_operand:HI 1 "register_operand" "%0,0")
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(match_operand:HI 2 "const_int_operand" "n,n")))
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(clobber (match_scratch:QI 3 "=X,&d"))]
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[(set (match_operand:HI 0 "register_operand" "=!w,d,r")
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(plus:HI (match_operand:HI 1 "register_operand" "%0,0,0")
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(match_operand:HI 2 "const_int_operand" "IJ,n,n")))
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(clobber (match_scratch:QI 3 "=X,X,&d"))]
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""
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{
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gcc_assert (REGNO (operands[0]) == REGNO (operands[1]));
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