pa: Use the FMA rtx code.
* config/pa/pa.md (fmadf4): Rename from unnamed; use FMA.
(fmasf4, fnmadf4, fnmasf4): Likewise.
(unnamed plus+mult insns and splitters): Delete.
From-SVN: r166834
This commit is contained in:
Richard Henderson
Richard Henderson
parent
23c819b54d
commit
f9669294e1
2 changed files with 25 additions and 231 deletions
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@ -1,3 +1,9 @@
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2010-11-16 Richard Henderson <rth@redhat.com>
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* config/pa/pa.md (fmadf4): Rename from unnamed; use FMA.
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(fmasf4, fnmadf4, fnmasf4): Likewise.
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(unnamed plus+mult insns and splitters): Delete.
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2010-11-16 Richard Henderson <rth@redhat.com>
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* config/spu/spu.md (fma<VSF>4): Rename from fma_<VSF>.
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@ -6090,64 +6090,44 @@
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;; PA 2.0 floating point instructions
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; fmpyfadd patterns
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(define_insn ""
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(define_insn "fmadf4"
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[(set (match_operand:DF 0 "register_operand" "=f")
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(plus:DF (mult:DF (match_operand:DF 1 "register_operand" "f")
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(match_operand:DF 2 "register_operand" "f"))
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(match_operand:DF 3 "register_operand" "f")))]
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(fma:DF (match_operand:DF 1 "register_operand" "f")
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(match_operand:DF 2 "register_operand" "f")
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(match_operand:DF 3 "register_operand" "f")))]
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"TARGET_PA_20 && ! TARGET_SOFT_FLOAT"
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"fmpyfadd,dbl %1,%2,%3,%0"
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[(set_attr "type" "fpmuldbl")
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(set_attr "length" "4")])
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(define_insn ""
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[(set (match_operand:DF 0 "register_operand" "=f")
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(plus:DF (match_operand:DF 1 "register_operand" "f")
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(mult:DF (match_operand:DF 2 "register_operand" "f")
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(match_operand:DF 3 "register_operand" "f"))))]
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"TARGET_PA_20 && ! TARGET_SOFT_FLOAT"
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"fmpyfadd,dbl %2,%3,%1,%0"
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[(set_attr "type" "fpmuldbl")
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(set_attr "length" "4")])
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(define_insn ""
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(define_insn "fmasf4"
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[(set (match_operand:SF 0 "register_operand" "=f")
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(plus:SF (mult:SF (match_operand:SF 1 "register_operand" "f")
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(match_operand:SF 2 "register_operand" "f"))
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(match_operand:SF 3 "register_operand" "f")))]
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(fma:SF (match_operand:SF 1 "register_operand" "f")
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(match_operand:SF 2 "register_operand" "f")
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(match_operand:SF 3 "register_operand" "f")))]
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"TARGET_PA_20 && ! TARGET_SOFT_FLOAT"
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"fmpyfadd,sgl %1,%2,%3,%0"
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[(set_attr "type" "fpmulsgl")
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(set_attr "length" "4")])
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(define_insn ""
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[(set (match_operand:SF 0 "register_operand" "=f")
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(plus:SF (match_operand:SF 1 "register_operand" "f")
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(mult:SF (match_operand:SF 2 "register_operand" "f")
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(match_operand:SF 3 "register_operand" "f"))))]
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"TARGET_PA_20 && ! TARGET_SOFT_FLOAT"
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"fmpyfadd,sgl %2,%3,%1,%0"
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[(set_attr "type" "fpmulsgl")
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(set_attr "length" "4")])
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; fmpynfadd patterns
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(define_insn ""
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(define_insn "fnmadf4"
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[(set (match_operand:DF 0 "register_operand" "=f")
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(minus:DF (match_operand:DF 1 "register_operand" "f")
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(mult:DF (match_operand:DF 2 "register_operand" "f")
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(match_operand:DF 3 "register_operand" "f"))))]
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(fma:DF (neg:DF (match_operand:DF 1 "register_operand" "f"))
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(match_operand:DF 2 "register_operand" "f")
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(match_operand:DF 3 "register_operand" "f")))]
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"TARGET_PA_20 && ! TARGET_SOFT_FLOAT"
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"fmpynfadd,dbl %2,%3,%1,%0"
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"fmpynfadd,dbl %1,%2,%3,%0"
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[(set_attr "type" "fpmuldbl")
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(set_attr "length" "4")])
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(define_insn ""
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(define_insn "fnmasf4"
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[(set (match_operand:SF 0 "register_operand" "=f")
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(minus:SF (match_operand:SF 1 "register_operand" "f")
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(mult:SF (match_operand:SF 2 "register_operand" "f")
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(match_operand:SF 3 "register_operand" "f"))))]
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(fma:SF (neg:SF (match_operand:SF 1 "register_operand" "f"))
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(match_operand:SF 2 "register_operand" "f")
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(match_operand:SF 3 "register_operand" "f")))]
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"TARGET_PA_20 && ! TARGET_SOFT_FLOAT"
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"fmpynfadd,sgl %2,%3,%1,%0"
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"fmpynfadd,sgl %1,%2,%3,%0"
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[(set_attr "type" "fpmulsgl")
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(set_attr "length" "4")])
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@ -6168,72 +6148,9 @@
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[(set_attr "type" "fpalu")
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(set_attr "length" "4")])
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;; Generating a fused multiply sequence is a win for this case as it will
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;; reduce the latency for the fused case without impacting the plain
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;; multiply case.
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;;
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;; Similar possibilities exist for fnegabs, shadd and other insns which
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;; perform two operations with the result of the first feeding the second.
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(define_insn ""
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[(set (match_operand:DF 0 "register_operand" "=f")
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(plus:DF (mult:DF (match_operand:DF 1 "register_operand" "f")
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(match_operand:DF 2 "register_operand" "f"))
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(match_operand:DF 3 "register_operand" "f")))
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(set (match_operand:DF 4 "register_operand" "=&f")
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(mult:DF (match_dup 1) (match_dup 2)))]
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"(! TARGET_SOFT_FLOAT && TARGET_PA_20
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&& ! (reg_overlap_mentioned_p (operands[4], operands[1])
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|| reg_overlap_mentioned_p (operands[4], operands[2])))"
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"#"
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[(set_attr "type" "fpmuldbl")
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(set_attr "length" "8")])
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;; We want to split this up during scheduling since we want both insns
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;; to schedule independently.
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(define_split
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[(set (match_operand:DF 0 "register_operand" "")
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(plus:DF (mult:DF (match_operand:DF 1 "register_operand" "")
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(match_operand:DF 2 "register_operand" ""))
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(match_operand:DF 3 "register_operand" "")))
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(set (match_operand:DF 4 "register_operand" "")
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(mult:DF (match_dup 1) (match_dup 2)))]
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"! TARGET_SOFT_FLOAT && TARGET_PA_20"
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[(set (match_dup 4) (mult:DF (match_dup 1) (match_dup 2)))
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(set (match_dup 0) (plus:DF (mult:DF (match_dup 1) (match_dup 2))
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(match_dup 3)))]
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"")
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(define_insn ""
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[(set (match_operand:SF 0 "register_operand" "=f")
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(plus:SF (mult:SF (match_operand:SF 1 "register_operand" "f")
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(match_operand:SF 2 "register_operand" "f"))
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(match_operand:SF 3 "register_operand" "f")))
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(set (match_operand:SF 4 "register_operand" "=&f")
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(mult:SF (match_dup 1) (match_dup 2)))]
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"(! TARGET_SOFT_FLOAT && TARGET_PA_20
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&& ! (reg_overlap_mentioned_p (operands[4], operands[1])
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|| reg_overlap_mentioned_p (operands[4], operands[2])))"
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"#"
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[(set_attr "type" "fpmuldbl")
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(set_attr "length" "8")])
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;; We want to split this up during scheduling since we want both insns
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;; to schedule independently.
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(define_split
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[(set (match_operand:SF 0 "register_operand" "")
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(plus:SF (mult:SF (match_operand:SF 1 "register_operand" "")
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(match_operand:SF 2 "register_operand" ""))
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(match_operand:SF 3 "register_operand" "")))
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(set (match_operand:SF 4 "register_operand" "")
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(mult:SF (match_dup 1) (match_dup 2)))]
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"! TARGET_SOFT_FLOAT && TARGET_PA_20"
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[(set (match_dup 4) (mult:SF (match_dup 1) (match_dup 2)))
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(set (match_dup 0) (plus:SF (mult:SF (match_dup 1) (match_dup 2))
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(match_dup 3)))]
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"")
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;; Negating a multiply can be faked by adding zero in a fused multiply-add
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;; instruction.
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;; ??? Only if we add -0.0 or can ignore the sign of zero.
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(define_insn ""
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[(set (match_operand:DF 0 "register_operand" "=f")
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(neg:DF (mult:DF (match_operand:DF 1 "register_operand" "f")
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@ -6300,135 +6217,6 @@
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(set (match_dup 0) (neg:SF (mult:SF (match_dup 1) (match_dup 2))))]
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"")
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;; Now fused multiplies with the result of the multiply negated.
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(define_insn ""
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[(set (match_operand:DF 0 "register_operand" "=f")
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(plus:DF (neg:DF (mult:DF (match_operand:DF 1 "register_operand" "f")
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(match_operand:DF 2 "register_operand" "f")))
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(match_operand:DF 3 "register_operand" "f")))]
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"! TARGET_SOFT_FLOAT && TARGET_PA_20"
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"fmpynfadd,dbl %1,%2,%3,%0"
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[(set_attr "type" "fpmuldbl")
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(set_attr "length" "4")])
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(define_insn ""
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[(set (match_operand:SF 0 "register_operand" "=f")
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(plus:SF (neg:SF (mult:SF (match_operand:SF 1 "register_operand" "f")
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(match_operand:SF 2 "register_operand" "f")))
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(match_operand:SF 3 "register_operand" "f")))]
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"! TARGET_SOFT_FLOAT && TARGET_PA_20"
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"fmpynfadd,sgl %1,%2,%3,%0"
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[(set_attr "type" "fpmuldbl")
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(set_attr "length" "4")])
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(define_insn ""
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[(set (match_operand:DF 0 "register_operand" "=f")
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(plus:DF (neg:DF (mult:DF (match_operand:DF 1 "register_operand" "f")
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(match_operand:DF 2 "register_operand" "f")))
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(match_operand:DF 3 "register_operand" "f")))
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(set (match_operand:DF 4 "register_operand" "=&f")
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(mult:DF (match_dup 1) (match_dup 2)))]
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"(! TARGET_SOFT_FLOAT && TARGET_PA_20
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&& ! (reg_overlap_mentioned_p (operands[4], operands[1])
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|| reg_overlap_mentioned_p (operands[4], operands[2])))"
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"#"
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[(set_attr "type" "fpmuldbl")
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(set_attr "length" "8")])
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(define_split
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[(set (match_operand:DF 0 "register_operand" "")
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(plus:DF (neg:DF (mult:DF (match_operand:DF 1 "register_operand" "")
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(match_operand:DF 2 "register_operand" "")))
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(match_operand:DF 3 "register_operand" "")))
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(set (match_operand:DF 4 "register_operand" "")
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(mult:DF (match_dup 1) (match_dup 2)))]
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"! TARGET_SOFT_FLOAT && TARGET_PA_20"
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[(set (match_dup 4) (mult:DF (match_dup 1) (match_dup 2)))
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(set (match_dup 0) (plus:DF (neg:DF (mult:DF (match_dup 1) (match_dup 2)))
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(match_dup 3)))]
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"")
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(define_insn ""
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[(set (match_operand:SF 0 "register_operand" "=f")
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(plus:SF (neg:SF (mult:SF (match_operand:SF 1 "register_operand" "f")
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(match_operand:SF 2 "register_operand" "f")))
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(match_operand:SF 3 "register_operand" "f")))
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(set (match_operand:SF 4 "register_operand" "=&f")
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(mult:SF (match_dup 1) (match_dup 2)))]
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"(! TARGET_SOFT_FLOAT && TARGET_PA_20
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&& ! (reg_overlap_mentioned_p (operands[4], operands[1])
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|| reg_overlap_mentioned_p (operands[4], operands[2])))"
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"#"
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[(set_attr "type" "fpmuldbl")
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(set_attr "length" "8")])
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(define_split
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[(set (match_operand:SF 0 "register_operand" "")
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(plus:SF (neg:SF (mult:SF (match_operand:SF 1 "register_operand" "")
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(match_operand:SF 2 "register_operand" "")))
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(match_operand:SF 3 "register_operand" "")))
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(set (match_operand:SF 4 "register_operand" "")
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(mult:SF (match_dup 1) (match_dup 2)))]
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"! TARGET_SOFT_FLOAT && TARGET_PA_20"
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[(set (match_dup 4) (mult:SF (match_dup 1) (match_dup 2)))
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(set (match_dup 0) (plus:SF (neg:SF (mult:SF (match_dup 1) (match_dup 2)))
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(match_dup 3)))]
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"")
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(define_insn ""
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[(set (match_operand:DF 0 "register_operand" "=f")
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(minus:DF (match_operand:DF 3 "register_operand" "f")
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(mult:DF (match_operand:DF 1 "register_operand" "f")
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(match_operand:DF 2 "register_operand" "f"))))
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(set (match_operand:DF 4 "register_operand" "=&f")
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(mult:DF (match_dup 1) (match_dup 2)))]
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"(! TARGET_SOFT_FLOAT && TARGET_PA_20
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&& ! (reg_overlap_mentioned_p (operands[4], operands[1])
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|| reg_overlap_mentioned_p (operands[4], operands[2])))"
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"#"
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[(set_attr "type" "fpmuldbl")
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(set_attr "length" "8")])
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(define_split
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[(set (match_operand:DF 0 "register_operand" "")
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(minus:DF (match_operand:DF 3 "register_operand" "")
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(mult:DF (match_operand:DF 1 "register_operand" "")
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(match_operand:DF 2 "register_operand" ""))))
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(set (match_operand:DF 4 "register_operand" "")
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(mult:DF (match_dup 1) (match_dup 2)))]
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"! TARGET_SOFT_FLOAT && TARGET_PA_20"
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[(set (match_dup 4) (mult:DF (match_dup 1) (match_dup 2)))
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(set (match_dup 0) (minus:DF (match_dup 3)
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(mult:DF (match_dup 1) (match_dup 2))))]
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"")
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(define_insn ""
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[(set (match_operand:SF 0 "register_operand" "=f")
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(minus:SF (match_operand:SF 3 "register_operand" "f")
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(mult:SF (match_operand:SF 1 "register_operand" "f")
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(match_operand:SF 2 "register_operand" "f"))))
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(set (match_operand:SF 4 "register_operand" "=&f")
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(mult:SF (match_dup 1) (match_dup 2)))]
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"(! TARGET_SOFT_FLOAT && TARGET_PA_20
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&& ! (reg_overlap_mentioned_p (operands[4], operands[1])
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|| reg_overlap_mentioned_p (operands[4], operands[2])))"
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"#"
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[(set_attr "type" "fpmuldbl")
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(set_attr "length" "8")])
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(define_split
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[(set (match_operand:SF 0 "register_operand" "")
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(minus:SF (match_operand:SF 3 "register_operand" "")
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(mult:SF (match_operand:SF 1 "register_operand" "")
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(match_operand:SF 2 "register_operand" ""))))
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(set (match_operand:SF 4 "register_operand" "")
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(mult:SF (match_dup 1) (match_dup 2)))]
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"! TARGET_SOFT_FLOAT && TARGET_PA_20"
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[(set (match_dup 4) (mult:SF (match_dup 1) (match_dup 2)))
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(set (match_dup 0) (minus:SF (match_dup 3)
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(mult:SF (match_dup 1) (match_dup 2))))]
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"")
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(define_insn ""
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[(set (match_operand:DF 0 "register_operand" "=f")
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(neg:DF (abs:DF (match_operand:DF 1 "register_operand" "f"))))
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Add table
Reference in a new issue