Displaying 2 results from an estimated 2 matches for "vsxtbh".
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sxtb
2012 Jun 19
2
[LLVMdev] How to define macros in a tablegen file?
Hi,
I was wondering if there is a way to specify macros to help shorten
rewriting patterns like these:
def : Pat <(v4i8 (mul (v4i8 IntRegs:$a), (v4i8 IntRegs:$b))),
(v4i8
(VTRUNEHB
(v4i16
(VTRUNEWH
(v2i32
(VMPYH
(v2i16
(EXTRACT_SUBREG (v4i16 (VSXTBH (v4i8 IntRegs:$a))), subreg_hireg)),
(v2i16
(EXTRACT_SUBREG (v4i16 (VSXTBH (v4i8 IntRegs:$b))), subreg_hireg)))),
(v2i32
(VMPYH
(v2i16
(EXTRACT_SUBREG (v4i16 (VSXTBH (v4i8 IntRegs:$a))), subreg_loreg)),
(v2i16
(EXTRACT_SUBREG (v4i16 (V...
2012 Jun 19
0
[LLVMdev] How to define macros in a tablegen file?
...fy macros to help shorten
> rewriting patterns like these:
>
> def : Pat <(v4i8 (mul (v4i8 IntRegs:$a), (v4i8 IntRegs:$b))),
> (v4i8
> (VTRUNEHB
> (v4i16
> (VTRUNEWH
> (v2i32
> (VMPYH
> (v2i16
> (EXTRACT_SUBREG (v4i16 (VSXTBH (v4i8 IntRegs:$a))),
> subreg_hireg)),
> (v2i16
> (EXTRACT_SUBREG (v4i16 (VSXTBH (v4i8 IntRegs:$b))),
> subreg_hireg)))),
> (v2i32
> (VMPYH
> (v2i16
> (EXTRACT_SUBREG (v4i16 (VSXTBH (v4i8 IntRegs:$a))),
> subreg_loreg)),
>...