Index: test/Transforms/NaCl/rewrite-memfuncs-no-store.ll |
diff --git a/test/Transforms/NaCl/rewrite-memfuncs-no-store.ll b/test/Transforms/NaCl/rewrite-memfuncs-no-store.ll |
new file mode 100644 |
index 0000000000000000000000000000000000000000..e661fae83af5843bfef6e2d5e39686286fcf4a86 |
--- /dev/null |
+++ b/test/Transforms/NaCl/rewrite-memfuncs-no-store.ll |
@@ -0,0 +1,34 @@ |
+; RUN: opt < %s -rewrite-pnacl-library-calls -S | FileCheck %s |
+; RUN: opt < %s -rewrite-pnacl-library-calls -S | FileCheck %s -check-prefix=CLEANED |
+ |
+declare i8* @memcpy(i8*, i8*, i32) |
+declare i8* @memmove(i8*, i8*, i32) |
+declare i8* @memset(i8*, i32, i32) |
+ |
+; No declaration or definition of the library functions should remain, since |
+; the only uses of mem* functions are calls. |
+; CLEANED-NOT: @memcpy |
+; CLEANED-NOT: @memmove |
+; CLEANED-NOT: @memset |
+ |
+define i8* @call_memcpy(i8* %dest, i8* %src, i32 %len) { |
+ %result = call i8* @memcpy(i8* %dest, i8* %src, i32 %len) |
+ ret i8* %result |
+; CHECK: call void @llvm.memcpy.p0i8.p0i8.i32(i8* %dest, i8* %src, i32 %len, i32 1, i1 false) |
+; CHECK: ret i8* %dest |
+} |
+ |
+define i8* @call_memmove(i8* %dest, i8* %src, i32 %len) { |
+ %result = call i8* @memmove(i8* %dest, i8* %src, i32 %len) |
+ ret i8* %result |
+; CHECK: call void @llvm.memmove.p0i8.p0i8.i32(i8* %dest, i8* %src, i32 %len, i32 1, i1 false) |
+; CHECK: ret i8* %dest |
+} |
+ |
+define i8* @call_memset(i8* %dest, i32 %c, i32 %len) { |
+ %result = call i8* @memset(i8* %dest, i32 %c, i32 %len) |
+ ret i8* %result |
+; CHECK: %trunc_byte = trunc i32 %c to i8 |
+; CHECK: call void @llvm.memset.p0i8.i32(i8* %dest, i8 %trunc_byte, i32 %len, i32 1, i1 false) |
+; CHECK: ret i8* %dest |
+} |