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(parent: ef72ff7) | patch
Revert "[DAGCombiner] Fold (mul (sra X, BW-1), Y) -> (neg (and (sra X, BW-1), Y))"
authorCraig Topper <craig.topper@sifive.com>
Sun, 23 Oct 2022 05:50:43 +0000 (22:50 -0700)
committerCraig Topper <craig.topper@sifive.com>
Sun, 23 Oct 2022 05:50:43 +0000 (22:50 -0700)
commitdb25f51e37baf3b804ec541a834d3fd0b6b44118
tree3a04cb653e474c347302c85886da8fd95b746ca0tree | snapshot
parentef72ff7b1526637cfb20b4c519e4d1892ae52531commit | diff
Revert "[DAGCombiner] Fold (mul (sra X, BW-1), Y) -> (neg (and (sra X, BW-1), Y))"

This reverts commit e8b3ffa532b8ebac5dcdf17bb91b47817382c14d.

The AMDGPU/mad_64_32.ll seems to fail on some of the build bots but
passes locally. I'm really confused.
13 files changed:
llvm/lib/CodeGen/SelectionDAG/DAGCombiner.cpp diff | blob | history
llvm/test/CodeGen/AArch64/umulo-128-legalisation-lowering.ll diff | blob | history
llvm/test/CodeGen/AMDGPU/mad_64_32.ll diff | blob | history
llvm/test/CodeGen/PowerPC/pr45448.ll diff | blob | history
llvm/test/CodeGen/RISCV/mul.ll diff | blob | history
llvm/test/CodeGen/RISCV/xaluo.ll diff | blob | history
llvm/test/CodeGen/Thumb2/mve-vmull-splat.ll diff | blob | history
llvm/test/CodeGen/X86/extmul128.ll diff | blob | history
llvm/test/CodeGen/X86/muloti.ll diff | blob | history
llvm/test/CodeGen/X86/smul_fix_sat.ll diff | blob | history
llvm/test/CodeGen/X86/smulo-128-legalisation-lowering.ll diff | blob | history
llvm/test/CodeGen/X86/vec_smulo.ll diff | blob | history
llvm/test/CodeGen/X86/xmulo.ll diff | blob | history
Domain: System / Toolchain;