code/avo
1
0
Fork 0
Code Issues Pull Requests Actions Packages Projects Releases Wiki Activity

avogen: make mov generator deterministic

Browse Source
This commit is contained in:
Michael McLoughlin
2018-12-08 22:14:30 -08:00
parent 20525e1437
commit 271670c14c
2 changed files with 33 additions and 28 deletions
Download Patch File Download Diff File Expand all files Collapse all files

52
build/zmov.go
View File

@@ -9,57 +9,57 @@ import (
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:
case (t.Info()&types.IsInteger) != 0 && an == 1 && bn == 1:
c.MOVB(a, b)
case an == 1 && bn == 4 && (t.Info()&types.IsInteger) != 0 && (t.Info()&types.IsUnsigned) == 0:
case (t.Info()&types.IsInteger) != 0 && (t.Info()&types.IsUnsigned) == 0 && an == 1 && bn == 4:
c.MOVBLSX(a, b)
case an == 1 && bn == 4 && (t.Info()&types.IsInteger) != 0 && (t.Info()&types.IsUnsigned) != 0:
case (t.Info()&types.IsInteger) != 0 && (t.Info()&types.IsUnsigned) != 0 && an == 1 && bn == 4:
c.MOVBLZX(a, b)
case an == 1 && bn == 8 && (t.Info()&types.IsInteger) != 0 && (t.Info()&types.IsUnsigned) == 0:
case (t.Info()&types.IsInteger) != 0 && (t.Info()&types.IsUnsigned) == 0 && an == 1 && bn == 8:
c.MOVBQSX(a, b)
case an == 1 && bn == 8 && (t.Info()&types.IsInteger) != 0 && (t.Info()&types.IsUnsigned) != 0:
case (t.Info()&types.IsInteger) != 0 && (t.Info()&types.IsUnsigned) != 0 && an == 1 && bn == 8:
c.MOVBQZX(a, b)
case an == 1 && bn == 2 && (t.Info()&types.IsInteger) != 0 && (t.Info()&types.IsUnsigned) == 0:
case (t.Info()&types.IsInteger) != 0 && (t.Info()&types.IsUnsigned) == 0 && an == 1 && bn == 2:
c.MOVBWSX(a, b)
case an == 1 && bn == 2 && (t.Info()&types.IsInteger) != 0 && (t.Info()&types.IsUnsigned) != 0:
case (t.Info()&types.IsInteger) != 0 && (t.Info()&types.IsUnsigned) != 0 && an == 1 && bn == 2:
c.MOVBWZX(a, b)
case an == 4 && bn == 4 && (t.Info()&types.IsInteger) != 0:
case (t.Info()&types.IsInteger) != 0 && an == 4 && bn == 4:
c.MOVL(a, b)
case an == 4 && bn == 8 && (t.Info()&types.IsInteger) != 0 && (t.Info()&types.IsUnsigned) == 0:
case (t.Info()&types.IsInteger) != 0 && (t.Info()&types.IsUnsigned) == 0 && an == 4 && bn == 8:
c.MOVLQSX(a, b)
case an == 4 && bn == 8 && (t.Info()&types.IsInteger) != 0 && (t.Info()&types.IsUnsigned) != 0:
case (t.Info()&types.IsInteger) != 0 && (t.Info()&types.IsUnsigned) != 0 && an == 4 && bn == 8:
c.MOVLQZX(a, b)
case an == 16 && bn == 16 && (t.Info()&types.IsInteger) != 0:
case (t.Info()&types.IsInteger) != 0 && an == 16 && bn == 16:
c.MOVOU(a, b)
case an == 16 && bn == 8 && (t.Info()&types.IsInteger) != 0:
case (t.Info()&types.IsInteger) != 0 && an == 8 && bn == 8:
c.MOVQ(a, b)
case an == 8 && bn == 16 && (t.Info()&types.IsInteger) != 0:
case (t.Info()&types.IsInteger) != 0 && an == 8 && bn == 16:
c.MOVQ(a, b)
case an == 16 && bn == 16 && (t.Info()&types.IsInteger) != 0:
case (t.Info()&types.IsInteger) != 0 && an == 16 && bn == 8:
c.MOVQ(a, b)
case an == 8 && bn == 8 && (t.Info()&types.IsInteger) != 0:
case (t.Info()&types.IsInteger) != 0 && an == 16 && bn == 16:
c.MOVQ(a, b)
case an == 16 && bn == 8 && (t.Info()&types.IsFloat) != 0:
case (t.Info()&types.IsFloat) != 0 && an == 8 && bn == 16:
c.MOVSD(a, b)
case an == 16 && bn == 16 && (t.Info()&types.IsFloat) != 0:
case (t.Info()&types.IsFloat) != 0 && an == 16 && bn == 8:
c.MOVSD(a, b)
case an == 8 && bn == 16 && (t.Info()&types.IsFloat) != 0:
case (t.Info()&types.IsFloat) != 0 && an == 16 && bn == 16:
c.MOVSD(a, b)
case an == 16 && bn == 16 && (t.Info()&types.IsFloat) != 0:
case (t.Info()&types.IsFloat) != 0 && an == 4 && bn == 16:
c.MOVSS(a, b)
case an == 4 && bn == 16 && (t.Info()&types.IsFloat) != 0:
case (t.Info()&types.IsFloat) != 0 && an == 16 && bn == 4:
c.MOVSS(a, b)
case an == 16 && bn == 4 && (t.Info()&types.IsFloat) != 0:
case (t.Info()&types.IsFloat) != 0 && an == 16 && bn == 16:
c.MOVSS(a, b)
case an == 2 && bn == 2 && (t.Info()&types.IsInteger) != 0:
case (t.Info()&types.IsInteger) != 0 && an == 2 && bn == 2:
c.MOVW(a, b)
case an == 2 && bn == 4 && (t.Info()&types.IsInteger) != 0 && (t.Info()&types.IsUnsigned) == 0:
case (t.Info()&types.IsInteger) != 0 && (t.Info()&types.IsUnsigned) == 0 && an == 2 && bn == 4:
c.MOVWLSX(a, b)
case an == 2 && bn == 4 && (t.Info()&types.IsInteger) != 0 && (t.Info()&types.IsUnsigned) != 0:
case (t.Info()&types.IsInteger) != 0 && (t.Info()&types.IsUnsigned) != 0 && an == 2 && bn == 4:
c.MOVWLZX(a, b)
case an == 2 && bn == 8 && (t.Info()&types.IsInteger) != 0 && (t.Info()&types.IsUnsigned) == 0:
case (t.Info()&types.IsInteger) != 0 && (t.Info()&types.IsUnsigned) == 0 && an == 2 && bn == 8:
c.MOVWQSX(a, b)
case an == 2 && bn == 8 && (t.Info()&types.IsInteger) != 0 && (t.Info()&types.IsUnsigned) != 0:
case (t.Info()&types.IsInteger) != 0 && (t.Info()&types.IsUnsigned) != 0 && an == 2 && bn == 8:
c.MOVWQZX(a, b)
default:
c.AddErrorMessage("could not deduce mov instruction")