arm: bugfixes (stack clobbering, indices)

also changed zerodivide to output "BUG"

R=rsc
CC=golang-dev
http://codereview.appspot.com/1871055

3 files changed, 21 insertions, 33 deletions

diff --git a/test/arm-pass.txt b/test/arm-pass.txt
index 476c3bddc..ffc4ee2ab 100644
--- a/test/arm-pass.txt
+++ b/test/arm-pass.txt
@@ -1,5 +1,5 @@
 ./235.go
-# ./64bit.go	# flaky
+# ./64bit.go	# fail, flaky
 ./args.go
 ./assign.go
 ./assign1.go
@@ -65,7 +65,7 @@
 ./indirect.go
 ./indirect1.go
 ./initcomma.go
-# ./initialize.go	# fail, BUG
+./initialize.go
 ./initializerr.go
 ./initsyscall.go
 ./int_lit.go
@@ -116,7 +116,7 @@
 ./varerr.go
 ./varinit.go
 ./vectors.go
-./zerodivide.go
+# ./zerodivide.go	# fail, BUG
 ken/array.go
 ken/chan.go
 ken/chan1.go
@@ -179,7 +179,7 @@ interface/embed0.go
 interface/embed1.go
 interface/explicit.go
 interface/fail.go
-# interface/fake.go	# fail
+interface/fake.go
 interface/pointer.go
 interface/receiver.go
 interface/receiver1.go
@@ -408,7 +408,7 @@ fixedbugs/bug217.go
 fixedbugs/bug218.go
 fixedbugs/bug219.go
 fixedbugs/bug220.go
-# fixedbugs/bug221.go	# fail
+fixedbugs/bug221.go
 fixedbugs/bug222.go
 fixedbugs/bug223.go
 fixedbugs/bug224.go
@@ -423,14 +423,14 @@ fixedbugs/bug232.go
 fixedbugs/bug233.go
 fixedbugs/bug234.go
 fixedbugs/bug235.go
-# fixedbugs/bug236.go	# fail
+fixedbugs/bug236.go
 fixedbugs/bug237.go
 fixedbugs/bug238.go
 fixedbugs/bug239.go
 fixedbugs/bug240.go
 fixedbugs/bug241.go
 fixedbugs/bug242.go
-# fixedbugs/bug243.go	# fail
+fixedbugs/bug243.go
 fixedbugs/bug244.go
 fixedbugs/bug245.go
 fixedbugs/bug246.go
@@ -458,7 +458,7 @@ fixedbugs/bug268.go
 fixedbugs/bug269.go
 fixedbugs/bug270.go
 fixedbugs/bug271.go
-# fixedbugs/bug272.go	# fail
+fixedbugs/bug272.go
 fixedbugs/bug273.go
 fixedbugs/bug274.go
 fixedbugs/bug275.go
@@ -467,7 +467,7 @@ fixedbugs/bug277.go
 fixedbugs/bug278.go
 fixedbugs/bug279.go
 fixedbugs/bug280.go
-# fixedbugs/bug281.go	# fail, BUG
+fixedbugs/bug281.go
 fixedbugs/bug282.go
 fixedbugs/bug283.go
 fixedbugs/bug284.go
diff --git a/test/golden-arm.out b/test/golden-arm.out
index 83f199e94..41829fb03 100644
--- a/test/golden-arm.out
+++ b/test/golden-arm.out
@@ -51,30 +51,6 @@ FAIL
 =========== ./turing.go
 Hello World!
 
-=========== ./zerodivide.go
-int 0/0: expected "divide"; got no error
-int8 0/0: expected "divide"; got no error
-int16 0/0: expected "divide"; got no error
-int32 0/0: expected "divide"; got no error
-int64 0/0: expected "divide"; got no error
-int 1/0: expected "divide"; got no error
-int8 1/0: expected "divide"; got no error
-int16 1/0: expected "divide"; got no error
-int32 1/0: expected "divide"; got no error
-int64 1/0: expected "divide"; got no error
-uint 0/0: expected "divide"; got no error
-uint8 0/0: expected "divide"; got no error
-uint16 0/0: expected "divide"; got no error
-uint32 0/0: expected "divide"; got no error
-uint64 0/0: expected "divide"; got no error
-uintptr 0/0: expected "divide"; got no error
-uint 1/0: expected "divide"; got no error
-uint8 1/0: expected "divide"; got no error
-uint16 1/0: expected "divide"; got no error
-uint32 1/0: expected "divide"; got no error
-uint64 1/0: expected "divide"; got no error
-uintptr 1/0: expected "divide"; got no error
-
 =========== ken/intervar.go
  print 1 bio 2 file 3 -- abc
 
diff --git a/test/zerodivide.go b/test/zerodivide.go
index e0407df7c..e016d0dfe 100644
--- a/test/zerodivide.go
+++ b/test/zerodivide.go
@@ -147,10 +147,22 @@ func main() {
 		case t.err == "" && err == "":
 			// fine
 		case t.err != "" && err == "":
+			if !bad {
+				bad = true
+				fmt.Printf("BUG\n")
+			}
 			fmt.Printf("%s: expected %q; got no error\n", t.name, t.err)
 		case t.err == "" && err != "":
+			if !bad {
+				bad = true
+				fmt.Printf("BUG\n")
+			}
 			fmt.Printf("%s: expected no error; got %q\n", t.name, err)
 		case t.err != "" && err != "":
+			if !bad {
+				bad = true
+				fmt.Printf("BUG\n")
+			}
 			if strings.Index(err, t.err) < 0 {
 				fmt.Printf("%s: expected %q; got %q\n", t.name, t.err, err)
 				continue