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Fix for issue 3327. Updates Bnot to handle case for NaN float

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This commit is contained in:
Johnnie Birch
2021-11-11 17:33:50 -08:00
parent b530d283e4
commit 5d5629de60
2 changed files with 13 additions and 1 deletions
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4
cranelift/codegen/src/isa/x64/lower.rs
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@@ -1619,7 +1619,9 @@ fn lower_insn_to_regs<C: LowerCtx<I = Inst>>(
let dst = get_output_reg(ctx, outputs[0]).only_reg().unwrap();
ctx.emit(Inst::gen_move(dst, src, ty));
let tmp = ctx.alloc_tmp(ty).only_reg().unwrap();
ctx.emit(Inst::equals(ty, RegMem::from(tmp), tmp));
// Set tmp to all 1s before flipping the bits
ctx.emit(Inst::equals(types::I32X4, RegMem::from(tmp), tmp));
ctx.emit(Inst::xor(ty, RegMem::from(tmp), dst));
} else if ty == types::I128 || ty == types::B128 {
let src = put_input_in_regs(ctx, inputs[0]);