Revert r254279 "[X86] Use ArrayRef. NFC". It seems to have upset an MSVC build bot.
llvm-svn: 254280
diff --git a/llvm/lib/Target/X86/X86InstrInfo.cpp b/llvm/lib/Target/X86/X86InstrInfo.cpp
index c90e849..aaeef46 100644
--- a/llvm/lib/Target/X86/X86InstrInfo.cpp
+++ b/llvm/lib/Target/X86/X86InstrInfo.cpp
@@ -3517,11 +3517,14 @@
bool IsIntrinOpcode;
isFMA3(Opc, &IsIntrinOpcode);
- ArrayRef<unsigned[3]> OpcodeGroups;
+ unsigned GroupsNum;
+ const unsigned (*OpcodeGroups)[3];
if (IsIntrinOpcode) {
- OpcodeGroups = makeArrayRef(IntrinOpcodeGroups);
+ GroupsNum = sizeof(IntrinOpcodeGroups) / sizeof(IntrinOpcodeGroups[0]);
+ OpcodeGroups = IntrinOpcodeGroups;
} else {
- OpcodeGroups = makeArrayRef(RegularOpcodeGroups);
+ GroupsNum = sizeof(RegularOpcodeGroups) / sizeof(RegularOpcodeGroups[0]);
+ OpcodeGroups = RegularOpcodeGroups;
}
const unsigned *FoundOpcodesGroup = nullptr;
@@ -3529,7 +3532,7 @@
// Look for the input opcode in the corresponding opcodes table.
unsigned GroupIndex = 0;
- for (; GroupIndex < OpcodeGroups.size() && !FoundOpcodesGroup; GroupIndex++) {
+ for (; GroupIndex < GroupsNum && !FoundOpcodesGroup; GroupIndex++) {
for (FormIndex = 0; FormIndex < FormsNum; FormIndex++) {
if (OpcodeGroups[GroupIndex][FormIndex] == Opc) {
FoundOpcodesGroup = OpcodeGroups[GroupIndex];