if (Name.compare(5, 13, "x86.sse42.crc", 13) == 0) {
const char* NewFnName = NULL;
if (Name.compare(18, 2, "32", 2) == 0) {
- if (Name.compare(20, 2, ".8") == 0) {
+ if (Name.compare(20, 2, ".8") == 0 && Name.length() == 22) {
NewFnName = "llvm.x86.sse42.crc32.32.8";
- } else if (Name.compare(20, 2, ".16") == 0) {
+ } else if (Name.compare(20, 3, ".16") == 0 && Name.length() == 23) {
NewFnName = "llvm.x86.sse42.crc32.32.16";
- } else if (Name.compare(20, 2, ".32") == 0) {
+ } else if (Name.compare(20, 3, ".32") == 0 && Name.length() == 23) {
NewFnName = "llvm.x86.sse42.crc32.32.32";
}
}
else if (Name.compare(18, 2, "64", 2) == 0) {
- if (Name.compare(20, 2, ".8") == 0) {
+ if (Name.compare(20, 2, ".8") == 0 && Name.length() == 22) {
NewFnName = "llvm.x86.sse42.crc32.64.8";
- } else if (Name.compare(20, 2, ".64") == 0) {
+ } else if (Name.compare(20, 3, ".64") == 0 && Name.length() == 23) {
NewFnName = "llvm.x86.sse42.crc32.64.64";
}
}
--- /dev/null
+; Check to make sure old CRC32 intrinsics are auto-upgraded
+; correctly.
+;
+; Rdar: 9472944
+;
+; RUN: llvm-dis < %s.bc | not grep {i32 @llvm.x86.sse42.crc32.8(}
+; RUN: llvm-dis < %s.bc | grep {i32 @llvm.x86.sse42.crc32.32.8(}
+; RUN: llvm-dis < %s.bc | not grep {i32 @llvm.x86.sse42.crc32.16(}
+; RUN: llvm-dis < %s.bc | grep {i32 @llvm.x86.sse42.crc32.32.16(}
+; RUN: llvm-dis < %s.bc | not grep {i32 @llvm.x86.sse42.crc32.32(}
+; RUN: llvm-dis < %s.bc | grep {i32 @llvm.x86.sse42.crc32.32.32(}
+; RUN: llvm-dis < %s.bc | not grep {i64 @llvm.x86.sse42.crc64.8(}
+; RUN: llvm-dis < %s.bc | grep {i64 @llvm.x86.sse42.crc32.64.8(}
+; RUN: llvm-dis < %s.bc | not grep {i64 @llvm.x86.sse42.crc64.8(}
+; RUN: llvm-dis < %s.bc | grep {i64 @llvm.x86.sse42.crc32.64.8(}
+