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parameter loading

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This commit is contained in:
Michael McLoughlin
2018-12-08 20:14:51 -08:00
parent bbbf6399a1
commit 69ee0e39cb
9 changed files with 355 additions and 61 deletions
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18
build/pseudo.go Normal file
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package build
import (
"github.com/mmcloughlin/avo/reg"
"github.com/mmcloughlin/avo/gotypes"
)
//go:generate avogen -output zmov.go mov
func (c *Context) Load(src gotypes.Component, dst reg.Register) {
b, err := src.Resolve()
if err != nil {
c.AddError(err)
return
}
c.mov(b.Addr, dst, int(gotypes.Sizes.Sizeof(b.Type)), int(dst.Bytes()), b.Type)
}

67
build/zmov.go Normal file
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// Code generated by command: avogen -output zmov.go mov. DO NOT EDIT.
package build
import (
"github.com/mmcloughlin/avo/operand"
"go/types"
)
func (c *Context) mov(a, b operand.Op, an, bn int, t *types.Basic) {
switch {
case an == 1 && bn == 1 && (t.Info()&types.IsInteger) != 0:
c.MOVB(a, b)
case an == 1 && bn == 4 && (t.Info()&types.IsInteger) != 0 && (t.Info()&types.IsUnsigned) == 0:
c.MOVBLSX(a, b)
case an == 1 && bn == 4 && (t.Info()&types.IsInteger) != 0 && (t.Info()&types.IsUnsigned) != 0:
c.MOVBLZX(a, b)
case an == 1 && bn == 8 && (t.Info()&types.IsInteger) != 0 && (t.Info()&types.IsUnsigned) == 0:
c.MOVBQSX(a, b)
case an == 1 && bn == 8 && (t.Info()&types.IsInteger) != 0 && (t.Info()&types.IsUnsigned) != 0:
c.MOVBQZX(a, b)
case an == 1 && bn == 2 && (t.Info()&types.IsInteger) != 0 && (t.Info()&types.IsUnsigned) == 0:
c.MOVBWSX(a, b)
case an == 1 && bn == 2 && (t.Info()&types.IsInteger) != 0 && (t.Info()&types.IsUnsigned) != 0:
c.MOVBWZX(a, b)
case an == 4 && bn == 4 && (t.Info()&types.IsInteger) != 0:
c.MOVL(a, b)
case an == 4 && bn == 8 && (t.Info()&types.IsInteger) != 0 && (t.Info()&types.IsUnsigned) == 0:
c.MOVLQSX(a, b)
case an == 4 && bn == 8 && (t.Info()&types.IsInteger) != 0 && (t.Info()&types.IsUnsigned) != 0:
c.MOVLQZX(a, b)
case an == 16 && bn == 16 && (t.Info()&types.IsInteger) != 0:
c.MOVOU(a, b)
case an == 16 && bn == 8 && (t.Info()&types.IsInteger) != 0:
c.MOVQ(a, b)
case an == 8 && bn == 16 && (t.Info()&types.IsInteger) != 0:
c.MOVQ(a, b)
case an == 16 && bn == 16 && (t.Info()&types.IsInteger) != 0:
c.MOVQ(a, b)
case an == 8 && bn == 8 && (t.Info()&types.IsInteger) != 0:
c.MOVQ(a, b)
case an == 16 && bn == 8 && (t.Info()&types.IsFloat) != 0:
c.MOVSD(a, b)
case an == 16 && bn == 16 && (t.Info()&types.IsFloat) != 0:
c.MOVSD(a, b)
case an == 8 && bn == 16 && (t.Info()&types.IsFloat) != 0:
c.MOVSD(a, b)
case an == 16 && bn == 16 && (t.Info()&types.IsFloat) != 0:
c.MOVSS(a, b)
case an == 4 && bn == 16 && (t.Info()&types.IsFloat) != 0:
c.MOVSS(a, b)
case an == 16 && bn == 4 && (t.Info()&types.IsFloat) != 0:
c.MOVSS(a, b)
case an == 2 && bn == 2 && (t.Info()&types.IsInteger) != 0:
c.MOVW(a, b)
case an == 2 && bn == 4 && (t.Info()&types.IsInteger) != 0 && (t.Info()&types.IsUnsigned) == 0:
c.MOVWLSX(a, b)
case an == 2 && bn == 4 && (t.Info()&types.IsInteger) != 0 && (t.Info()&types.IsUnsigned) != 0:
c.MOVWLZX(a, b)
case an == 2 && bn == 8 && (t.Info()&types.IsInteger) != 0 && (t.Info()&types.IsUnsigned) == 0:
c.MOVWQSX(a, b)
case an == 2 && bn == 8 && (t.Info()&types.IsInteger) != 0 && (t.Info()&types.IsUnsigned) != 0:
c.MOVWQZX(a, b)
default:
c.AddErrorMessage("could not deduce mov instruction")
}
}