cmd/compile: move autogenerated tests to new infrastructure

Update #26469

R=go1.12

Change-Id: Ib9a00ee5e98371769669bb9cad58320b66127374
Reviewed-on: https://go-review.googlesource.com/127095
Run-TryBot: Keith Randall <khr@golang.org>
TryBot-Result: Gobot Gobot <gobot@golang.org>
Reviewed-by: David Chase <drchase@google.com>

src/cmd/compile/internal/gc/ssa_test.go

@@ -227,17 +227,8 @@ func TestCode(t *testing.T) {
 	}
 }
 
-// TestArithmeticBoundary tests boundary results for arithmetic operations.
-func TestArithmeticBoundary(t *testing.T) { runTest(t, "arithBoundary.go") }
-
-// TestArithmeticConst tests results for arithmetic operations against constants.
-func TestArithmeticConst(t *testing.T) { runTest(t, "arithConst.go") }
-
 func TestChan(t *testing.T) { runTest(t, "chan.go") }
 
-// TestComparisonsConst tests results for comparison operations against constants.
-func TestComparisonsConst(t *testing.T) { runTest(t, "cmpConst.go") }
-
 func TestCompound(t *testing.T) { runTest(t, "compound.go") }
 
 func TestCtl(t *testing.T) { runTest(t, "ctl.go") }
@@ -259,12 +250,8 @@ func TestArray(t *testing.T) { runTest(t, "array.go") }
 
 func TestAppend(t *testing.T) { runTest(t, "append.go") }
 
-func TestZero(t *testing.T) { runTest(t, "zero.go") }
-
 func TestAddressed(t *testing.T) { runTest(t, "addressed.go") }
 
-func TestCopy(t *testing.T) { runTest(t, "copy.go") }
-
 func TestUnsafe(t *testing.T) { runTest(t, "unsafe.go") }
 
 func TestPhi(t *testing.T) { runTest(t, "phi.go") }