IRgen: Assignment to Objective-C properties shouldn't reload the value (which
would trigger an extra method call).
- While in the area, I also changed Clang to not emit an unnecessary load from
'x' in cases like 'y = (x = 1)'.
git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@107210 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/test/CodeGen/object-size.c b/test/CodeGen/object-size.c
index 3920ec5..287d742 100644
--- a/test/CodeGen/object-size.c
+++ b/test/CodeGen/object-size.c
@@ -13,32 +13,38 @@
char *gp;
int gi, gj;
+// CHECK: define void @test1
void test1() {
// CHECK: = call i8* @__strcpy_chk(i8* getelementptr inbounds ([63 x i8]* @gbuf, i32 0, i64 4), i8* getelementptr inbounds ([9 x i8]* @.str, i32 0, i32 0), i64 59)
strcpy(&gbuf[4], "Hi there");
}
+// CHECK: define void @test2
void test2() {
// CHECK: = call i8* @__strcpy_chk(i8* getelementptr inbounds ([63 x i8]* @gbuf, i32 0, i32 0), i8* getelementptr inbounds ([9 x i8]* @.str, i32 0, i32 0), i64 63)
strcpy(gbuf, "Hi there");
}
+// CHECK: define void @test3
void test3() {
// CHECK: = call i8* @__strcpy_chk(i8* getelementptr inbounds ([63 x i8]* @gbuf, i64 1, i64 37), i8* getelementptr inbounds ([9 x i8]* @.str, i32 0, i32 0), i64 0)
strcpy(&gbuf[100], "Hi there");
}
+// CHECK: define void @test4
void test4() {
// CHECK: = call i8* @__strcpy_chk(i8* getelementptr inbounds ([63 x i8]* @gbuf, i32 0, i64 -1), i8* getelementptr inbounds ([9 x i8]* @.str, i32 0, i32 0), i64 0)
strcpy((char*)(void*)&gbuf[-1], "Hi there");
}
+// CHECK: define void @test5
void test5() {
// CHECK: = load i8** @gp
// CHECK-NEXT:= call i64 @llvm.objectsize.i64(i8* %{{.*}}, i1 false)
strcpy(gp, "Hi there");
}
+// CHECK: define void @test6
void test6() {
char buf[57];
@@ -46,6 +52,7 @@
strcpy(&buf[4], "Hi there");
}
+// CHECK: define void @test7
void test7() {
int i;
// CHECK-NOT: __strcpy_chk
@@ -53,6 +60,7 @@
strcpy((++i, gbuf), "Hi there");
}
+// CHECK: define void @test8
void test8() {
char *buf[50];
// CHECK-NOT: __strcpy_chk
@@ -60,12 +68,14 @@
strcpy(buf[++gi], "Hi there");
}
+// CHECK: define void @test9
void test9() {
// CHECK-NOT: __strcpy_chk
// CHECK: = call i8* @__inline_strcpy_chk(i8* %{{.*}}, i8* getelementptr inbounds ([9 x i8]* @.str, i32 0, i32 0))
strcpy((char *)((++gi) + gj), "Hi there");
}
+// CHECK: define void @test10
char **p;
void test10() {
// CHECK-NOT: __strcpy_chk
@@ -73,36 +83,42 @@
strcpy(*(++p), "Hi there");
}
+// CHECK: define void @test11
void test11() {
// CHECK-NOT: __strcpy_chk
- // CHECK: = call i8* @__inline_strcpy_chk(i8* %{{.*}}, i8* getelementptr inbounds ([9 x i8]* @.str, i32 0, i32 0))
+ // CHECK: = call i8* @__inline_strcpy_chk(i8* getelementptr inbounds ([63 x i8]* @gbuf, i32 0, i32 0), i8* getelementptr inbounds ([9 x i8]* @.str, i32 0, i32 0))
strcpy(gp = gbuf, "Hi there");
}
+// CHECK: define void @test12
void test12() {
// CHECK-NOT: __strcpy_chk
// CHECK: = call i8* @__inline_strcpy_chk(i8* %{{.*}}, i8* getelementptr inbounds ([9 x i8]* @.str, i32 0, i32 0))
strcpy(++gp, "Hi there");
}
+// CHECK: define void @test13
void test13() {
// CHECK-NOT: __strcpy_chk
// CHECK: = call i8* @__inline_strcpy_chk(i8* %{{.*}}, i8* getelementptr inbounds ([9 x i8]* @.str, i32 0, i32 0))
strcpy(gp++, "Hi there");
}
+// CHECK: define void @test14
void test14() {
// CHECK-NOT: __strcpy_chk
// CHECK: = call i8* @__inline_strcpy_chk(i8* %{{.*}}, i8* getelementptr inbounds ([9 x i8]* @.str, i32 0, i32 0))
strcpy(--gp, "Hi there");
}
+// CHECK: define void @test15
void test15() {
// CHECK-NOT: __strcpy_chk
// CHECK: = call i8* @__inline_strcpy_chk(i8* %{{..*}}, i8* getelementptr inbounds ([9 x i8]* @.str, i32 0, i32 0))
strcpy(gp--, "Hi there");
}
+// CHECK: define void @test16
void test16() {
// CHECK-NOT: __strcpy_chk
// CHECK: = call i8* @__inline_strcpy_chk(i8* %{{.*}}, i8* getelementptr inbounds ([9 x i8]* @.str, i32 0, i32 0))