[PATCH v3 1/3] powerpc: rewrite LOAD_REG_IMMEDIATE() as an intelligent macro
Segher Boessenkool
segher at kernel.crashing.org
Tue Aug 20 00:16:45 AEST 2019
Hi Christophe,
On Mon, Aug 19, 2019 at 01:58:10PM +0000, Christophe Leroy wrote:
> +.macro __LOAD_REG_IMMEDIATE r, x
> + .if (\x) >= 0x80000000 || (\x) < -0x80000000
> + __LOAD_REG_IMMEDIATE_32 \r, (\x) >> 32
> + sldi \r, \r, 32
> + .if (\x) & 0xffff0000 != 0
> + oris \r, \r, (\x)@__AS_ATHIGH
> + .endif
> + .if (\x) & 0xffff != 0
> + oris \r, \r, (\x)@l
> + .endif
> + .else
> + __LOAD_REG_IMMEDIATE_32 \r, \x
> + .endif
> +.endm
How did you test this? That last "oris" should be "ori"?
Rest looks good :-)
Segher
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