Lei Huang 4a31f7f8ea [ConstantFold] Special case atan +/-0.0 (#143962) ...

C's Annex F specifies that atan +/-0.0 returns the input value;
however, this behavior is optional and host C libraries may behave
differently. This change applies the Annex F behavior to constant
folding by LLVM.

Ref:
https://pubs.opengroup.org/onlinepubs/9799919799/functions/atan.html

2025-06-25 16:03:18 -04:00

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AArch64

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AMDGPU

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ARM

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WebAssembly

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2002-03-11-ConstPropCrash.ll

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2002-05-03-DivideByZeroException.ll

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2002-05-03-NotOperator.ll

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2002-09-03-SetCC-Bools.ll

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2003-05-12-DivideError.ll

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2005-01-28-SetCCGEP.ll

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2006-11-30-vector-cast.ll

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2006-12-01-bool-casts.ll

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2006-12-01-TruncBoolBug.ll

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2007-02-05-BitCast.ll

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2008-07-07-VectorCompare.ll

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2009-09-01-GEP-Crash.ll

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abs.ll

[ConstantFolding] Fold intrinsics of scalable vectors with splatted operands (#141845)

2025-05-28 23:29:41 +01:00

active-lane-mask.ll

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allones.ll

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atan-intrinsic.ll

[ConstantFold] Special case atan +/-0.0 (#143962)

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avx512.ll

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basictest.ll

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binop-identity-undef.ll

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bitcast.ll

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bitcount.ll

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bswap.ll

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calls-math-finite.ll

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calls.ll

[ConstantFold] Special case atan +/-0.0 (#143962)

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cast-vector.ll

[AMDGPU][InstCombine][InstSimplify] Pre-commit tests for PR130742 (#135305)

2025-04-11 12:42:14 +08:00

cast.ll

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constant-expr.ll

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convert-from-fp16.ll

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copysign.ll

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div-zero.ll

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extractelement-vscale.ll

[LLVM] Port a few InstCombine tests to use splat instead of shufflevector.

2025-02-26 11:11:02 +00:00

extractvalue.ll

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float-to-ptr-cast.ll

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fma.ll

[ConstantFolding] Fold intrinsics of scalable vectors with splatted operands (#141845)

2025-05-28 23:29:41 +01:00

fneg.ll

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fp-undef.ll

[ConstantFolding] Fold maximumnum and minimumnum (#138700)

2025-05-08 18:00:49 +02:00

freeze.ll

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funnel-shift.ll

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gep-alias-gep-load.ll

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gep-alias.ll

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gep-constanfolding-error.ll

[ConstantFolding] Infer getelementptr nuw flag (#119214)

2024-12-09 16:44:05 +01:00

gep-zeroinit-vector.ll

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gep.ll

[ConstantFolding] Infer getelementptr nuw flag (#119214)

2024-12-09 16:44:05 +01:00

icmp-global.ll

[ConstantFolding] Infer getelementptr nuw flag (#119214)

2024-12-09 16:44:05 +01:00

InsertElement-inseltpoison.ll

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InsertElement.ll

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insertvalue.ll

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inttoptr-gep-index-width.ll

[ConstantFolding] Fix handling of index width != pointer width (#130608)

2025-03-11 09:02:34 +01:00

libfunc.ll

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loads.ll

[ConstantFolding] Handle reading from type padding (#144330)

2025-06-17 09:30:28 +02:00

logf128.ll

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logicaltest.ll

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min-max.ll

[ConstantFolding] Fold maximumnum and minimumnum (#138700)

2025-05-08 18:00:49 +02:00

overflow-ops.ll

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phi.ll

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poison.ll

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remtest.ll

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rint.ll

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round.ll

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saturating-add-sub.ll

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shift.ll

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sinh-cosh-intrinsics.ll

[ConstantFolding] Add support for sinh and cosh intrinsics in constant folding (#132671)

2025-04-03 08:34:09 +02:00

smul-fix-sat.ll

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smul-fix.ll

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sse.ll

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timeout.ll

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trunc_vec.ll

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trunc.ll

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vecreduce.ll

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vector-calls.ll

[ConstantFolding] Fold deinterleave2 of any splat vector not just zeroinitializer (#144144)

2025-06-13 17:11:52 -07:00

vector-undef-elts-inseltpoison.ll

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vector-undef-elts.ll

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vectorgep-crash.ll

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vscale-getelementptr.ll

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vscale-inseltpoison.ll

[ConstantFold] Support scalable constant splats in ConstantFoldCastInstruction (#133207)

2025-04-03 16:24:56 +01:00

vscale-shufflevector-inseltpoison.ll

[LLVM][IR] Use splat syntax when printing ConstantExpr based splats. (#116856)

2024-11-21 11:21:12 +00:00

vscale-shufflevector.ll

[LLVM][IR] Use splat syntax when printing ConstantExpr based splats. (#116856)

2024-11-21 11:21:12 +00:00

vscale.ll

[ConstantFold] Support scalable constant splats in ConstantFoldCastInstruction (#133207)

2025-04-03 16:24:56 +01:00