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2007 Jan 19
2
[LLVMdev] Vector comparisons
Are the ICMP and FCMP instructions meant to accept vectors operands
or no? Verifier excludes vectors, as does the AsmParser[1]. But the
CmpInst constructor accepts vectors[2], and they are documented as
allowed:
> If the operands [of icmp or fcmp] are packed typed, the elements of
> the vector are compared in turn and the predicate must hold for all
> elements.
— Gordon
[1]
2007 Jan 19
0
[LLVMdev] Vector comparisons
Hi Gordon,
On Fri, 2007-01-19 at 09:35 -0500, Gordon Henriksen wrote:
> Are the ICMP and FCMP instructions meant to accept vectors operands or
> no?
No.
> Verifier excludes vectors, as does the AsmParser[1].
Correct.
> But the CmpInst constructor accepts vectors[2],
At one time we tried to get them working, guess that's a left over.
> and they are documented as