search for: setfpr

...its 2 operands. I define in mytarget.td: myfmdrr: SDTypeProfile<1, 2, [SDTCisVT<0, f64>, SDTCisVT<1, i32>,     SDTCisSameAs<1, 2>]>; def my_fmdrr : ........... def myFMDRR : ....                       (outs FPR: $result), ins(GPR: $op1, GPR:$op2 )                        [(setFPR: $result, (my_fmdrr GPR: $op1, GPR:$op2) )] I create myfmdrr instructure in mytargetISelLowering.cpp. and its operands are in R0 and R1. But after optimization, the operands are save R2 and R1. I know optimization pass does not know myfmdrr operands constraint. But How I tell optimzition pass by...

...its 2 operands. I define in mytarget.td: myfmdrr: SDTypeProfile<1, 2, [SDTCisVT<0, f64>, SDTCisVT<1, i32>,     SDTCisSameAs<1, 2>]>; def my_fmdrr : ........... def myFMDRR : ....                       (outs FPR: $result), ins(GPR: $op1, GPR:$op2 )                        [(setFPR: $result, (my_fmdrr GPR: $op1, GPR:$op2) )] I create myfmdrr instructure in mytargetISelLowering.cpp. and its operands are in R0 and R1. But after optimization, the operands are save R2 and R1. I know optimization pass does not know myfmdrr operands constraint. But How I tell optimzition pass by...

...gt;> SDTypeProfile<1, 2, [SDTCisVT<0, f64>, SDTCisVT<1, i32>, >> SDTCisSameAs<1, 2>]>; >> def my_fmdrr : ........... >> def myFMDRR : .... >> (outs FPR: $result), ins(GPR: $op1, GPR:$op2 ) >> [(setFPR: $result, (my_fmdrr GPR: $op1, GPR: >> $op2) )] >> >> I create myfmdrr instructure in mytargetISelLowering.cpp. and its >> operands are in R0 and R1. >> But after optimization, the operands are save R2 and R1. I know >> optimization pass does not >> kn...

...its 2 operands. I define in mytarget.td: myfmdrr: SDTypeProfile<1, 2, [SDTCisVT<0, f64>, SDTCisVT<1, i32>,     SDTCisSameAs<1, 2>]>; def my_fmdrr : ........... def myFMDRR : ....                       (outs FPR: $result), ins(GPR: $op1, GPR:$op2 )                        [(setFPR: $result, (my_fmdrr GPR: $op1, GPR:$op2) )] I create myfmdrr instructure in mytargetISelLowering.cpp. and its operands are in R0 and R1. But after optimization, the operands are save R2 and R1. I know optimization pass does not know myfmdrr operands constraint. But How I tell optimzition pass by...

...ts 2 operands. I define in mytarget.td: myfmdrr: SDTypeProfile<1, 2, [SDTCisVT<0, f64>, SDTCisVT<1, i32>,     SDTCisSameAs<1, 2>]>; def my_fmdrr : ........... def myFMDRR : ....                       (outs FPR: $result), ins(GPR: $op1, GPR:$op2 )                        [(setFPR: $result, (my_fmdrr GPR: $op1, GPR:$op2) )] I create myfmdrr instructure in mytargetISelLowering.cpp. and its operands are in R0 and R1. But after optimization, the operands are save R2 and R1. I know optimization pass does not know myfmdrr operands constraint. But How I tell optimzition pass by...