some optimizations for M68881; it is still horrible, though
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ceriel
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@ -4677,6 +4677,32 @@ pat cmu zge $1==4 call cmuzxx("bcc","bls")
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pat cmu zgt $1==4 call cmuzxx("bhi","bcs")
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pat cmu zgt $1==4 call cmuzxx("bhi","bcs")
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#if TBL68881
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proc cmf4zxx example cmf zlt
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with FS_REG FS_REG
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gen fcmp %1,%2
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bxx* {llabel, $2}
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pat cmf zlt $1==4 call cmf4zxx("fblt")
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pat cmf zle $1==4 call cmf4zxx("fble")
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pat cmf zne $1==4 call cmf4zxx("fbne")
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pat cmf zeq $1==4 call cmf4zxx("fbeq")
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pat cmf zge $1==4 call cmf4zxx("fbge")
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pat cmf zgt $1==4 call cmf4zxx("fbgt")
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proc cmf8zxx example cmf zlt
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with FD_REG FD_REG
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gen fcmp %1,%2
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bxx* {llabel, $2}
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pat cmf zlt $1==8 call cmf8zxx("fblt")
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pat cmf zle $1==8 call cmf8zxx("fble")
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pat cmf zne $1==8 call cmf8zxx("fbne")
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pat cmf zeq $1==8 call cmf8zxx("fbeq")
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pat cmf zge $1==8 call cmf8zxx("fbge")
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pat cmf zgt $1==8 call cmf8zxx("fbgt")
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#endif
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proc bxx1_in example loc loc cii loc bne
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proc bxx1_in example loc loc cii loc bne
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with imm_cmp1 STACK
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with imm_cmp1 STACK
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gen cmp_b {const, lowb($4)}, %1
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gen cmp_b {const, lowb($4)}, %1
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@ -4677,6 +4677,32 @@ pat cmu zge $1==4 call cmuzxx("bcc","bls")
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pat cmu zgt $1==4 call cmuzxx("bhi","bcs")
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pat cmu zgt $1==4 call cmuzxx("bhi","bcs")
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#if TBL68881
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proc cmf4zxx example cmf zlt
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with FS_REG FS_REG
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gen fcmp %1,%2
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bxx* {llabel, $2}
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pat cmf zlt $1==4 call cmf4zxx("fblt")
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pat cmf zle $1==4 call cmf4zxx("fble")
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pat cmf zne $1==4 call cmf4zxx("fbne")
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pat cmf zeq $1==4 call cmf4zxx("fbeq")
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pat cmf zge $1==4 call cmf4zxx("fbge")
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pat cmf zgt $1==4 call cmf4zxx("fbgt")
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proc cmf8zxx example cmf zlt
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with FD_REG FD_REG
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gen fcmp %1,%2
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bxx* {llabel, $2}
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pat cmf zlt $1==8 call cmf8zxx("fblt")
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pat cmf zle $1==8 call cmf8zxx("fble")
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pat cmf zne $1==8 call cmf8zxx("fbne")
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pat cmf zeq $1==8 call cmf8zxx("fbeq")
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pat cmf zge $1==8 call cmf8zxx("fbge")
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pat cmf zgt $1==8 call cmf8zxx("fbgt")
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#endif
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proc bxx1_in example loc loc cii loc bne
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proc bxx1_in example loc loc cii loc bne
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with imm_cmp1 STACK
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with imm_cmp1 STACK
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gen cmp_b {const, lowb($4)}, %1
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gen cmp_b {const, lowb($4)}, %1
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@ -4677,6 +4677,32 @@ pat cmu zge $1==4 call cmuzxx("bcc","bls")
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pat cmu zgt $1==4 call cmuzxx("bhi","bcs")
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pat cmu zgt $1==4 call cmuzxx("bhi","bcs")
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#if TBL68881
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proc cmf4zxx example cmf zlt
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with FS_REG FS_REG
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gen fcmp %1,%2
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bxx* {llabel, $2}
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pat cmf zlt $1==4 call cmf4zxx("fblt")
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pat cmf zle $1==4 call cmf4zxx("fble")
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pat cmf zne $1==4 call cmf4zxx("fbne")
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pat cmf zeq $1==4 call cmf4zxx("fbeq")
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pat cmf zge $1==4 call cmf4zxx("fbge")
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pat cmf zgt $1==4 call cmf4zxx("fbgt")
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proc cmf8zxx example cmf zlt
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with FD_REG FD_REG
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gen fcmp %1,%2
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bxx* {llabel, $2}
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pat cmf zlt $1==8 call cmf8zxx("fblt")
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pat cmf zle $1==8 call cmf8zxx("fble")
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pat cmf zne $1==8 call cmf8zxx("fbne")
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pat cmf zeq $1==8 call cmf8zxx("fbeq")
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pat cmf zge $1==8 call cmf8zxx("fbge")
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pat cmf zgt $1==8 call cmf8zxx("fbgt")
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#endif
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proc bxx1_in example loc loc cii loc bne
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proc bxx1_in example loc loc cii loc bne
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with imm_cmp1 STACK
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with imm_cmp1 STACK
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gen cmp_b {const, lowb($4)}, %1
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gen cmp_b {const, lowb($4)}, %1
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@ -4677,6 +4677,32 @@ pat cmu zge $1==4 call cmuzxx("bcc","bls")
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pat cmu zgt $1==4 call cmuzxx("bhi","bcs")
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pat cmu zgt $1==4 call cmuzxx("bhi","bcs")
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#if TBL68881
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proc cmf4zxx example cmf zlt
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with FS_REG FS_REG
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gen fcmp %1,%2
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bxx* {llabel, $2}
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pat cmf zlt $1==4 call cmf4zxx("fblt")
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pat cmf zle $1==4 call cmf4zxx("fble")
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pat cmf zne $1==4 call cmf4zxx("fbne")
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pat cmf zeq $1==4 call cmf4zxx("fbeq")
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pat cmf zge $1==4 call cmf4zxx("fbge")
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pat cmf zgt $1==4 call cmf4zxx("fbgt")
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proc cmf8zxx example cmf zlt
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with FD_REG FD_REG
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gen fcmp %1,%2
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bxx* {llabel, $2}
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pat cmf zlt $1==8 call cmf8zxx("fblt")
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pat cmf zle $1==8 call cmf8zxx("fble")
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pat cmf zne $1==8 call cmf8zxx("fbne")
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pat cmf zeq $1==8 call cmf8zxx("fbeq")
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pat cmf zge $1==8 call cmf8zxx("fbge")
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pat cmf zgt $1==8 call cmf8zxx("fbgt")
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#endif
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proc bxx1_in example loc loc cii loc bne
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proc bxx1_in example loc loc cii loc bne
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with imm_cmp1 STACK
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with imm_cmp1 STACK
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gen cmp_b {const, lowb($4)}, %1
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gen cmp_b {const, lowb($4)}, %1
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