14755c0a2d
Reason for revert: Breaks InstructionSelectorTest.Word64ShrWithWord64AndWithImmediate on debug builds (but not optdebug builds). I'll investigate. Original issue's description: > [arm64][turbofan]: Handle any immediate shift. > > With this patch, we can generate simple immediate-shift instructions for > immediates outside the range "0 <= imm < width". Several related > instruction selectors have also been updated accordingly. > > Example of generated code: > > ---- Before --- ---- After ---- > movz w0, #33 lsr w0, w1, #1 > lsr w0, w1, w0 > > BUG= > > Committed: https://crrev.com/36d771bbfa4af5efcc1c1dcf5b234445cb7ee722 > Cr-Commit-Position: refs/heads/master@{#28943} TBR=bmeurer@chromium.org,ulan@chromium.org NOPRESUBMIT=true NOTREECHECKS=true NOTRY=true BUG= Review URL: https://codereview.chromium.org/1176393002 Cr-Commit-Position: refs/heads/master@{#28944} |
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