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cmd/compile: add more non-returning runtime calls 

This list now matches the one in popt.go.

Change-Id: Ib24de531cc35252f0ef276e5c6d247654b021533
Reviewed-on: https://go-review.googlesource.com/28965
Run-TryBot: Josh Bleecher Snyder <josharian@gmail.com>
TryBot-Result: Gobot Gobot <gobot@golang.org>
Reviewed-by: Cherry Zhang <cherryyz@google.com>
This commit is contained in:
Josh Bleecher Snyder 2016-09-11 08:29:04 -07:00
parent 8086e7c6ab
commit 62ba15a492
1 changed files with 11 additions and 10 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

21
src/cmd/compile/internal/gc/ssa.go
View File

@ -585,16 +585,17 @@ func (s *state) stmt(n *Node) {
case OCALLMETH, OCALLINTER:
s.call(n, callNormal)
if n.Op == OCALLFUNC && n.Left.Op == ONAME && n.Left.Class == PFUNC &&
(compiling_runtime && n.Left.Sym.Name == "throw" ||
n.Left.Sym.Pkg == Runtimepkg && (n.Left.Sym.Name == "gopanic" || n.Left.Sym.Name == "selectgo" || n.Left.Sym.Name == "block")) {
m := s.mem()
b := s.endBlock()
b.Kind = ssa.BlockExit
b.SetControl(m)
// TODO: never rewrite OPANIC to OCALLFUNC in the
// first place. Need to wait until all backends
// go through SSA.
if n.Op == OCALLFUNC && n.Left.Op == ONAME && n.Left.Class == PFUNC {
if fn := n.Left.Sym.Name; compiling_runtime && fn == "throw" ||
n.Left.Sym.Pkg == Runtimepkg && (fn == "throwinit" || fn == "gopanic" || fn == "panicwrap" || fn == "selectgo" || fn == "block") {
m := s.mem()
b := s.endBlock()
b.Kind = ssa.BlockExit
b.SetControl(m)
// TODO: never rewrite OPANIC to OCALLFUNC in the
// first place. Need to wait until all backends
// go through SSA.
}
}
case ODEFER:
s.call(n.Left, callDefer)