allocreg

Allocate some registers. Input: pretregs Pointer to mask of registers to make selection from. tym Mask of type we will store in registers. Output: *pretregs Mask of allocated registers. *preg Register number of first allocated register. msavereg,mfuncreg retregs bits are cleared. regcon.cse.mval,regcon.cse.mops updated

nothrow @safe
void
allocreg
(,
regm_t* pretregs
,
reg_t* preg
,
tym_t tym
)

Return Value

Type: void

pointer to code generated if necessary to save any regcon.cse.mops on the stack.

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