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reg: support for register casting

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Adds methods for referencing sub- or super-registers. For example, for
general purpose registers you can now reference As8(), As16(), ... and
for vector AsX(), AsY(), AsZ().

Closes #1
This commit is contained in:
Michael McLoughlin
2018-12-30 18:40:45 -08:00
parent 4644d996ee
commit 18cdf50d7c
16 changed files with 558 additions and 244 deletions
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18
reg/collection.go
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@@ -16,18 +16,20 @@ func (c *Collection) VirtualRegister(k Kind, s Size) Virtual {
return NewVirtual(vid, k, s)
}
func (c *Collection) GP8v() Virtual { return c.GPv(B8) }
func (c *Collection) GP8v() GPVirtual { return c.GPv(B8) }
func (c *Collection) GP16v() Virtual { return c.GPv(B16) }
func (c *Collection) GP16v() GPVirtual { return c.GPv(B16) }
func (c *Collection) GP32v() Virtual { return c.GPv(B32) }
func (c *Collection) GP32v() GPVirtual { return c.GPv(B32) }
func (c *Collection) GP64v() Virtual { return c.GPv(B64) }
func (c *Collection) GP64v() GPVirtual { return c.GPv(B64) }
func (c *Collection) GPv(s Size) Virtual { return c.VirtualRegister(GP, s) }
func (c *Collection) GPv(s Size) GPVirtual { return newgpv(c.VirtualRegister(KindGP, s)) }
func (c *Collection) Xv() Virtual { return c.VirtualRegister(SSEAVX, B128) }
func (c *Collection) Xv() VecVirtual { return c.Vecv(B128) }
func (c *Collection) Yv() Virtual { return c.VirtualRegister(SSEAVX, B256) }
func (c *Collection) Yv() VecVirtual { return c.Vecv(B256) }
func (c *Collection) Zv() Virtual { return c.VirtualRegister(SSEAVX, B512) }
func (c *Collection) Zv() VecVirtual { return c.Vecv(B512) }
func (c *Collection) Vecv(s Size) VecVirtual { return newvecv(c.VirtualRegister(KindVector, s)) }