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alpha and llvm have different oppinions on which arg is the sign bit 

llvm-svn: 26647
This commit is contained in:
Andrew Lenharth 2006-03-09 17:41:50 +00:00
parent c6c9e65301
commit 4a87e7d9a3
1 changed files with 8 additions and 10 deletions
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18
llvm/lib/Target/Alpha/AlphaInstrInfo.td
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@ -571,11 +571,10 @@ def MULS : FPForm<0x16, 0x582, "muls/su $RA,$RB,$RC",
[(set F4RC:$RC, (fmul F4RC:$RA, F4RC:$RB))], s_fmul>;
def CPYSS : FPForm<0x17, 0x020, "cpys $RA,$RB,$RC",
[(set F4RC:$RC, (fcopysign F4RC:$RA, F4RC:$RB))], s_fadd>;
[(set F4RC:$RC, (fcopysign F4RC:$RB, F4RC:$RA))], s_fadd>;
def CPYSES : FPForm<0x17, 0x022, "cpyse $RA,$RB,$RC",[], s_fadd>; //Copy sign and exponent
//FIXME: This might be legalized in the oposite manner
def CPYSNS : FPForm<0x17, 0x021, "cpysn $RA,$RB,$RC",
[(set F4RC:$RC, (fneg (fcopysign F4RC:$RA, F4RC:$RB)))], s_fadd>;
[(set F4RC:$RC, (fneg (fcopysign F4RC:$RB, F4RC:$RA)))], s_fadd>;
}
//Doubles
@ -595,11 +594,10 @@ def MULT : FPForm<0x16, 0x5A2, "mult/su $RA,$RB,$RC",
[(set F8RC:$RC, (fmul F8RC:$RA, F8RC:$RB))], s_fmul>;
def CPYST : FPForm<0x17, 0x020, "cpys $RA,$RB,$RC",
[(set F8RC:$RC, (fcopysign F8RC:$RA, F8RC:$RB))], s_fadd>;
[(set F8RC:$RC, (fcopysign F8RC:$RB, F8RC:$RA))], s_fadd>;
def CPYSET : FPForm<0x17, 0x022, "cpyse $RA,$RB,$RC",[], s_fadd>; //Copy sign and exponent
//FIXME: This might be legalized in the oposite manner
def CPYSNT : FPForm<0x17, 0x021, "cpysn $RA,$RB,$RC",
[(set F8RC:$RC, (fneg (fcopysign F8RC:$RA, F8RC:$RB)))], s_fadd>;
[(set F8RC:$RC, (fneg (fcopysign F8RC:$RB, F8RC:$RA)))], s_fadd>;
def CMPTEQ : FPForm<0x16, 0x5A5, "cmpteq/su $RA,$RB,$RC", [], s_fadd>;
// [(set F8RC:$RC, (seteq F8RC:$RA, F8RC:$RB))]>;
@ -850,10 +848,10 @@ def : Pat<(fneg F8RC:$RB),
(CPYSNT F8RC:$RB, F8RC:$RB)>;
def : Pat<(fneg F4RC:$RB),
(CPYSNS F4RC:$RB, F4RC:$RB)>;
def : Pat<(fcopysign (fneg F4RC:$A), F4RC:$B),
(CPYSNS F4RC:$A, F4RC:$B)>;
def : Pat<(fcopysign (fneg F8RC:$A), F8RC:$B),
(CPYSNT F8RC:$A, F8RC:$B)>;
def : Pat<(fcopysign F4RC:$A, (fneg F4RC:$B)),
(CPYSNS F4RC:$B, F4RC:$A)>;
def : Pat<(fcopysign F8RC:$A, (fneg F8RC:$B)),
(CPYSNT F8RC:$B, F8RC:$A)>;
//Yes, signed multiply high is ugly
def : Pat<(mulhs GPRC:$RA, GPRC:$RB),