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[dev.ssa] cmd/compile: add FP comparison ops

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Basic ops, no particular optimization in the pattern
matching yet (e.g. x!=x for Nan detection, x cmp constant,
etc.)

Change-Id: I0043564081d6dc0eede876c4a9eb3c33cbd1521c
Reviewed-on: https://go-review.googlesource.com/13704
Reviewed-by: Keith Randall <khr@golang.org>
This commit is contained in:
David Chase 2015-08-18 14:39:26 -04:00
parent 4282588694
commit 8e601b23cd
9 changed files with 1800 additions and 114 deletions
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2
src/cmd/compile/internal/ssa/fuse.go
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@ -35,7 +35,7 @@ func fuse(f *Func) {
}
// trash b, just in case
b.Kind = blockInvalid
b.Kind = BlockInvalid
b.Values = nil
b.Preds = nil
b.Succs = nil