; NOTE: Assertions have been autogenerated by utils/update_test_checks.py ; RUN: opt < %s -passes=instcombine -S | FileCheck %s @wyhash64_x = global i64 0, align 8 define i64 @_Z8wyhash64v() { ; CHECK-LABEL: @_Z8wyhash64v( ; CHECK-NEXT: [[TMP1:%.*]] = load i64, i64* @wyhash64_x, align 8 ; CHECK-NEXT: [[TMP2:%.*]] = add i64 [[TMP1]], 6971258582664805397 ; CHECK-NEXT: store i64 [[TMP2]], i64* @wyhash64_x, align 8 ; CHECK-NEXT: [[TMP3:%.*]] = zext i64 [[TMP2]] to i128 ; CHECK-NEXT: [[TMP4:%.*]] = mul nuw i128 [[TMP3]], 11795372955171141389 ; CHECK-NEXT: [[TMP5:%.*]] = lshr i128 [[TMP4]], 64 ; CHECK-NEXT: [[DOTMASKED:%.*]] = and i128 [[TMP4]], 18446744073709551615 ; CHECK-NEXT: [[TMP6:%.*]] = xor i128 [[TMP5]], [[DOTMASKED]] ; CHECK-NEXT: [[TMP7:%.*]] = mul nuw nsw i128 [[TMP6]], 1946526487930394057 ; CHECK-NEXT: [[TMP8:%.*]] = lshr i128 [[TMP7]], 64 ; CHECK-NEXT: [[TMP9:%.*]] = xor i128 [[TMP8]], [[TMP7]] ; CHECK-NEXT: [[TMP10:%.*]] = trunc i128 [[TMP9]] to i64 ; CHECK-NEXT: ret i64 [[TMP10]] ; %1 = load i64, i64* @wyhash64_x, align 8 %2 = add i64 %1, 6971258582664805397 store i64 %2, i64* @wyhash64_x, align 8 %3 = zext i64 %2 to i128 %4 = mul i128 %3, 11795372955171141389 %5 = lshr i128 %4, 64 %6 = xor i128 %5, %4 %7 = trunc i128 %6 to i64 %8 = zext i64 %7 to i128 %9 = mul i128 %8, 1946526487930394057 %10 = lshr i128 %9, 64 %11 = xor i128 %10, %9 %12 = trunc i128 %11 to i64 ret i64 %12 }