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8354473: Incorrect results for compress/expand tests with -XX:+EnableX86ECoreOpts #24645

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8354473: Incorrect results for compress/expand tests with -XX:+EnableX86ECoreOpts #24645

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2 changes: 1 addition & 1 deletion src/hotspot/cpu/x86/c2_MacroAssembler_x86.cpp
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Original file line number Diff line number Diff line change
Expand Up @@ -5618,7 +5618,7 @@ void C2_MacroAssembler::vector_compress_expand_avx2(int opcode, XMMRegister dst,
// in a permute table row contains either a valid permute index or a -1 (default)
// value, this can potentially be used as a blending mask after
// compressing/expanding the source vector lanes.
vblendvps(dst, dst, xtmp, permv, vec_enc, false, permv);
vblendvps(dst, dst, xtmp, permv, vec_enc, true, permv);
}

void C2_MacroAssembler::vector_compress_expand(int opcode, XMMRegister dst, XMMRegister src, KRegister mask,
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