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(logical patterns): Tune to give better code for immediate values.

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From-SVN: r7476
This commit is contained in:
Torbjorn Granlund 1994-06-15 02:31:28 +00:00
parent e627f0b601
commit fe006562ba
1 changed files with 28 additions and 21 deletions
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49
gcc/config/a29k/a29k.md
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@ -102,12 +102,13 @@
andn %0,%1,%C2") andn %0,%1,%C2")
(define_insn "" (define_insn ""
[(set (match_operand:SI 0 "gpc_reg_operand" "=r") [(set (match_operand:SI 0 "gpc_reg_operand" "=r,r")
(and:SI (not:SI (match_operand:SI 1 "srcb_operand" "rI")) (and:SI (not:SI (match_operand:SI 1 "gpc_reg_operand" "r,r"))
(match_operand:SI 2 "gpc_reg_operand" "r")))] (match_operand:SI 2 "cmplsrcb_operand" "r,K")))]
"" ""
"andn %0,%2,%1") "@
andn %0,%2,%1
nor %0,%1,%C2")
;; CALLI ;; CALLI
;; ;;
@ -1196,7 +1197,7 @@
(define_insn "" (define_insn ""
[(set (match_operand:SI 0 "gpc_reg_operand" "=r") [(set (match_operand:SI 0 "gpc_reg_operand" "=r")
(ior:SI (not:SI (match_operand:SI 1 "gpc_reg_operand" "%r")) (ior:SI (not:SI (match_operand:SI 1 "gpc_reg_operand" "%r"))
(not:SI (match_operand:SI 2 "srcb_operand" "rI"))))] (not:SI (match_operand:SI 2 "gpc_reg_operand" "r"))))]
"" ""
"nand %0,%1,%2") "nand %0,%1,%2")
@ -1204,24 +1205,18 @@
[(set (match_operand:SI 0 "gpc_reg_operand" "=r") [(set (match_operand:SI 0 "gpc_reg_operand" "=r")
(ior:SI (not:SI (match_operand:SI 1 "gpc_reg_operand" "r")) (ior:SI (not:SI (match_operand:SI 1 "gpc_reg_operand" "r"))
(match_operand:SI 2 "const_int_operand" "K")))] (match_operand:SI 2 "const_int_operand" "K")))]
"((unsigned) ~ INTVAL (operands[2])) < 256" ; Match TARGET_29050 in "orn" pattern for slightly better reload.
"! TARGET_29050 && ((unsigned) ~ INTVAL (operands[2])) < 256"
"nand %0,%1,%C2") "nand %0,%1,%C2")
;; NOR ;; NOR
(define_insn "" (define_insn ""
[(set (match_operand:SI 0 "gpc_reg_operand" "=r") [(set (match_operand:SI 0 "gpc_reg_operand" "=r")
(and:SI (not:SI (match_operand:SI 1 "gpc_reg_operand" "%r")) (and:SI (not:SI (match_operand:SI 1 "gpc_reg_operand" "%r"))
(not:SI (match_operand:SI 2 "srcb_operand" "rI"))))] (not:SI (match_operand:SI 2 "gpc_reg_operand" "r"))))]
"" ""
"nor %0,%1,%2") "nor %0,%1,%2")
(define_insn ""
[(set (match_operand:SI 0 "gpc_reg_operand" "=r")
(and:SI (not:SI (match_operand:SI 1 "gpc_reg_operand" "r"))
(match_operand:SI 2 "const_int_operand" "K")))]
"((unsigned) ~ INTVAL (operands[2])) < 256"
"nor %0,%1,%C2")
(define_insn "one_cmplsi2" (define_insn "one_cmplsi2"
[(set (match_operand:SI 0 "gpc_reg_operand" "=r") [(set (match_operand:SI 0 "gpc_reg_operand" "=r")
(not:SI (match_operand:SI 1 "gpc_reg_operand" "r")))] (not:SI (match_operand:SI 1 "gpc_reg_operand" "r")))]
@ -1246,12 +1241,21 @@
(define_insn "" (define_insn ""
[(set (match_operand:SI 0 "gpc_reg_operand" "=r,r") [(set (match_operand:SI 0 "gpc_reg_operand" "=r,r")
(ior:SI (match_operand:SI 1 "gpc_reg_operand" "%r,r") (ior:SI (match_operand:SI 1 "gpc_reg_operand" "%r,r")
(match_operand:SI 2 "srcb_operand" "rI,K")))] (match_operand:SI 2 "and_operand" "rI,K")))]
"TARGET_29050" "TARGET_29050"
"@ "@
or %0,%1,%2 or %0,%1,%2
orn %0,%1,%C2") orn %0,%1,%C2")
(define_insn ""
[(set (match_operand:SI 0 "gpc_reg_operand" "=r,r")
(ior:SI (not:SI (match_operand:SI 1 "gpc_reg_operand" "r,r"))
(match_operand:SI 2 "cmplsrcb_operand" "r,K")))]
"TARGET_29050"
"@
orn %0,%2,%1
nand %0,%1,%C2")
;; SLL (also used by move insn) ;; SLL (also used by move insn)
(define_insn "nop" (define_insn "nop"
@ -1512,17 +1516,20 @@
(define_insn "" (define_insn ""
[(set (match_operand:SI 0 "gpc_reg_operand" "=r") [(set (match_operand:SI 0 "gpc_reg_operand" "=r")
(not:SI (xor:SI (match_operand:SI 1 "gpc_reg_operand" "%r") (not:SI (xor:SI (match_operand:SI 1 "gpc_reg_operand" "%r")
(match_operand:SI 2 "srcb_operand" "rI"))))] (match_operand:SI 2 "gpc_reg_operand" "r"))))]
"" ""
"xnor %0,%1,%2") "xnor %0,%1,%2")
;; XOR ;; XOR
(define_insn "xorsi3" (define_insn "xorsi3"
[(set (match_operand:SI 0 "gpc_reg_operand" "=r") [(set (match_operand:SI 0 "gpc_reg_operand" "=r,r")
(xor:SI (match_operand:SI 1 "gpc_reg_operand" "%r") (xor:SI (match_operand:SI 1 "gpc_reg_operand" "%r,r")
(match_operand:SI 2 "srcb_operand" "rI")))] (match_operand:SI 2 "and_operand" "rI,K")))]
"" ""
"xor %0,%1,%2") "@
xor %0,%1,%2
xnor %0,%1,%C2")
;; Can use XOR to negate floating-point values, but we are better off not doing ;; Can use XOR to negate floating-point values, but we are better off not doing
;; it that way on the 29050 so it can combine with the fmac insns. ;; it that way on the 29050 so it can combine with the fmac insns.