1; NOTE: Assertions have been autogenerated by utils/update_test_checks.py 2; RUN: opt < %s -passes=instcombine -S | FileCheck %s 3 4@wyhash64_x = global i64 0, align 8 5 6define i64 @_Z8wyhash64v() { 7; CHECK-LABEL: @_Z8wyhash64v( 8; CHECK-NEXT: [[TMP1:%.*]] = load i64, ptr @wyhash64_x, align 8 9; CHECK-NEXT: [[TMP2:%.*]] = add i64 [[TMP1]], 6971258582664805397 10; CHECK-NEXT: store i64 [[TMP2]], ptr @wyhash64_x, align 8 11; CHECK-NEXT: [[TMP3:%.*]] = zext i64 [[TMP2]] to i128 12; CHECK-NEXT: [[TMP4:%.*]] = mul nuw i128 [[TMP3]], 11795372955171141389 13; CHECK-NEXT: [[TMP5:%.*]] = lshr i128 [[TMP4]], 64 14; CHECK-NEXT: [[DOTMASKED:%.*]] = and i128 [[TMP4]], 18446744073709551615 15; CHECK-NEXT: [[TMP6:%.*]] = xor i128 [[TMP5]], [[DOTMASKED]] 16; CHECK-NEXT: [[TMP7:%.*]] = mul nuw nsw i128 [[TMP6]], 1946526487930394057 17; CHECK-NEXT: [[TMP8:%.*]] = lshr i128 [[TMP7]], 64 18; CHECK-NEXT: [[TMP9:%.*]] = xor i128 [[TMP8]], [[TMP7]] 19; CHECK-NEXT: [[TMP10:%.*]] = trunc i128 [[TMP9]] to i64 20; CHECK-NEXT: ret i64 [[TMP10]] 21; 22 %1 = load i64, ptr @wyhash64_x, align 8 23 %2 = add i64 %1, 6971258582664805397 24 store i64 %2, ptr @wyhash64_x, align 8 25 %3 = zext i64 %2 to i128 26 %4 = mul i128 %3, 11795372955171141389 27 %5 = lshr i128 %4, 64 28 %6 = xor i128 %5, %4 29 %7 = trunc i128 %6 to i64 30 %8 = zext i64 %7 to i128 31 %9 = mul i128 %8, 1946526487930394057 32 %10 = lshr i128 %9, 64 33 %11 = xor i128 %10, %9 34 %12 = trunc i128 %11 to i64 35 ret i64 %12 36} 37