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cmd/compile: construct typename in walk instead of SSA conversion

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This eliminates references to lineno and
other globals from ssa conversion.

Passes toolstash-check.

Updates #15756

Change-Id: I9792074fab0036b42f454b79139d0b27db913fb5
Reviewed-on: https://go-review.googlesource.com/38721
Run-TryBot: Josh Bleecher Snyder <josharian@gmail.com>
TryBot-Result: Gobot Gobot <gobot@golang.org>
Reviewed-by: Matthew Dempsky <mdempsky@google.com>
This commit is contained in:
Josh Bleecher Snyder 2017-03-27 14:48:24 -07:00
parent 579297e1e1
commit a0d6d3855f
5 changed files with 38 additions and 20 deletions
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6
src/cmd/compile/internal/gc/syntax.go
View file

@ -382,7 +382,7 @@ const (
OADDSTR // +{List} (string addition, list elements are strings)
OADDR // &Left
OANDAND // Left && Right
OAPPEND // append(List)
OAPPEND // append(List); after walk, Left may contain elem type descriptor
OARRAYBYTESTR // Type(Left) (Type is string, Left is a []byte)
OARRAYBYTESTRTMP // Type(Left) (Type is string, Left is a []byte, ephemeral)
OARRAYRUNESTR // Type(Left) (Type is string, Left is a []rune)
@ -430,8 +430,8 @@ const (
ODOTMETH // Left.Sym (Left is non-interface, Right is method name)
ODOTINTER // Left.Sym (Left is interface, Right is method name)
OXDOT // Left.Sym (before rewrite to one of the preceding)
ODOTTYPE // Left.Right or Left.Type (.Right during parsing, .Type once resolved)
ODOTTYPE2 // Left.Right or Left.Type (.Right during parsing, .Type once resolved; on rhs of OAS2DOTTYPE)
ODOTTYPE // Left.Right or Left.Type (.Right during parsing, .Type once resolved); after walk, .Right contains address of interface type descriptor and .Right.Right contains address of concrete type descriptor
ODOTTYPE2 // Left.Right or Left.Type (.Right during parsing, .Type once resolved; on rhs of OAS2DOTTYPE); after walk, .Right contains address of interface type descriptor
OEQ // Left == Right
ONE // Left != Right
OLT // Left < Right