| Issue |
146769
|
| Summary |
[ConstantFolding][Intrinsics] Missed folding of poison in a few trivially vectorizable intrinsics
|
| Labels |
new issue
|
| Assignees |
|
| Reporter |
badumbatish
|
Per https://godbolt.org/z/68dTozY9r, we're not folding a few intrinsics that's trivially vectorizable.
Below's a list of folded and non-folded intrinsics (from godbolt)
```
; Intrinsic::abs: CORRECT // Begin integer bit-manipulation.
; Intrinsic::bswap: CORRECT
; Intrinsic::bitreverse: CORRECT
; Intrinsic::ctpop: CORRECT
; Intrinsic::ctlz: CORRECT
; Intrinsic::cttz: CORRECT
; Intrinsic::fshl: CORRECT
; Intrinsic::fshr: CORRECT
; Intrinsic::smax: CORRECT
; Intrinsic::smin: CORRECT
; Intrinsic::umax: CORRECT
; Intrinsic::umin: CORRECT
; Intrinsic::sadd_sat: CORRECT
; Intrinsic::ssub_sat: CORRRECY
; Intrinsic::uadd_sat: CORRECT
; Intrinsic::usub_sat: CORRECT
; Intrinsic::smul_fix: CORRECT
; Intrinsic::smul_fix_sat: CORRECT
; Intrinsic::umul_fix: MISS
; Intrinsic::umul_fix_sat: MISS
; Intrinsic::sqrt: CORRECT // Begin floating-point.
; Intrinsic::asin: MISS
; Intrinsic::acos: MISS
; Intrinsic::atan: MISS
; Intrinsic::atan2: MISS
; Intrinsic::sin: MISS
; Intrinsic::cos: MISS
; Intrinsic::sincos: MISS
; Intrinsic::sincospi: MISS
; Intrinsic::tan: MISS
; Intrinsic::sinh: MISS
; Intrinsic::cosh: MISS
; Intrinsic::tanh: MISS
; Intrinsic::exp: MISS
; Intrinsic::exp10: MISS
; Intrinsic::exp2: MISS
; Intrinsic::log: MISS
; Intrinsic::log10: MISS
; Intrinsic::log2: MISS
; Intrinsic::fabs: CORRECT
; Intrinsic::minnum: CORRECT
; Intrinsic::maxnum: CORRECT
; Intrinsic::minimum: CORRECT
; Intrinsic::maximum: CORRECT
; Intrinsic::minimumnum: CORRECT
; Intrinsic::maximumnum: CORRECT
; Intrinsic::modf: MISS
; Intrinsic::copysign: CORRECT
; Intrinsic::floor: MISS
; Intrinsic::ceil: MISS
; Intrinsic::trunc: MISS
; Intrinsic::rint: MISS
; Intrinsic::nearbyint: MISS
; Intrinsic::round: MISS
; Intrinsic::roundeven: MISS
; Intrinsic::pow: MISS
; Intrinsic::fma: CORRECT
; Intrinsic::fmuladd: CORRECT
; Intrinsic::is_fpclass: CORRECT
; Intrinsic::powi: MISS
; Intrinsic::canonicalize: CORRECT
; Intrinsic::fptosi_sat: CORRECT
; Intrinsic::fptoui_sat: CORRECT
; Intrinsic::lrint: MISS
; Intrinsic::llrint: MISS
; Intrinsic::ucmp: CORRECT
; Intrinsic::scmp: CORRECT
```
![]()
_______________________________________________
llvm-bugs mailing list
llvm-bugs@lists.llvm.org
https://lists.llvm.org/cgi-bin/mailman/listinfo/llvm-bugs
