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1; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py UTC_ARGS: --version 32; Test 64-bit addition in which the second operand is constant and in which3; three-operand forms are available.4;5; RUN: llc < %s -mtriple=s390x-linux-gnu -mcpu=z196 | FileCheck %s6 7declare i64 @foo()8 9; Check additions of 1.10define zeroext i1 @f1(i64 %dummy, i64 %a, ptr %res) {11; CHECK-LABEL: f1:12; CHECK: # %bb.0:13; CHECK-NEXT: alghsik %r0, %r3, 114; CHECK-NEXT: stg %r0, 0(%r4)15; CHECK-NEXT: ipm %r116; CHECK-NEXT: risbg %r2, %r1, 63, 191, 3517; CHECK-NEXT: br %r1418 %t = call {i64, i1} @llvm.uadd.with.overflow.i64(i64 %a, i64 1)19 %val = extractvalue {i64, i1} %t, 020 %obit = extractvalue {i64, i1} %t, 121 store i64 %val, ptr %res22 ret i1 %obit23}24 25; Check the high end of the ALGHSIK range.26define zeroext i1 @f2(i64 %dummy, i64 %a, ptr %res) {27; CHECK-LABEL: f2:28; CHECK: # %bb.0:29; CHECK-NEXT: alghsik %r0, %r3, 3276730; CHECK-NEXT: stg %r0, 0(%r4)31; CHECK-NEXT: ipm %r132; CHECK-NEXT: risbg %r2, %r1, 63, 191, 3533; CHECK-NEXT: br %r1434 %t = call {i64, i1} @llvm.uadd.with.overflow.i64(i64 %a, i64 32767)35 %val = extractvalue {i64, i1} %t, 036 %obit = extractvalue {i64, i1} %t, 137 store i64 %val, ptr %res38 ret i1 %obit39}40 41; Check the next value up, which must use ALGFI instead.42define zeroext i1 @f3(i64 %dummy, i64 %a, ptr %res) {43; CHECK-LABEL: f3:44; CHECK: # %bb.0:45; CHECK-NEXT: algfi %r3, 3276846; CHECK-NEXT: stg %r3, 0(%r4)47; CHECK-NEXT: ipm %r048; CHECK-NEXT: risbg %r2, %r0, 63, 191, 3549; CHECK-NEXT: br %r1450 %t = call {i64, i1} @llvm.uadd.with.overflow.i64(i64 %a, i64 32768)51 %val = extractvalue {i64, i1} %t, 052 %obit = extractvalue {i64, i1} %t, 153 store i64 %val, ptr %res54 ret i1 %obit55}56 57; Check the high end of the negative ALGHSIK range.58define zeroext i1 @f4(i64 %dummy, i64 %a, ptr %res) {59; CHECK-LABEL: f4:60; CHECK: # %bb.0:61; CHECK-NEXT: alghsik %r0, %r3, -162; CHECK-NEXT: stg %r0, 0(%r4)63; CHECK-NEXT: ipm %r164; CHECK-NEXT: risbg %r2, %r1, 63, 191, 3565; CHECK-NEXT: br %r1466 %t = call {i64, i1} @llvm.uadd.with.overflow.i64(i64 %a, i64 -1)67 %val = extractvalue {i64, i1} %t, 068 %obit = extractvalue {i64, i1} %t, 169 store i64 %val, ptr %res70 ret i1 %obit71}72 73; Check the low end of the ALGHSIK range.74define zeroext i1 @f5(i64 %dummy, i64 %a, ptr %res) {75; CHECK-LABEL: f5:76; CHECK: # %bb.0:77; CHECK-NEXT: alghsik %r0, %r3, -3276878; CHECK-NEXT: stg %r0, 0(%r4)79; CHECK-NEXT: ipm %r180; CHECK-NEXT: risbg %r2, %r1, 63, 191, 3581; CHECK-NEXT: br %r1482 %t = call {i64, i1} @llvm.uadd.with.overflow.i64(i64 %a, i64 -32768)83 %val = extractvalue {i64, i1} %t, 084 %obit = extractvalue {i64, i1} %t, 185 store i64 %val, ptr %res86 ret i1 %obit87}88 89; Test the next value down, which cannot use either ALGHSIK or ALGFI.90define zeroext i1 @f6(i64 %dummy, i64 %a, ptr %res) {91; CHECK-LABEL: f6:92; CHECK: # %bb.0:93; CHECK-NEXT: lgfi %r0, -3276994; CHECK-NEXT: algr %r0, %r395; CHECK-NEXT: ipm %r196; CHECK-NEXT: risbg %r2, %r1, 63, 191, 3597; CHECK-NEXT: stg %r0, 0(%r4)98; CHECK-NEXT: br %r1499 %t = call {i64, i1} @llvm.uadd.with.overflow.i64(i64 %a, i64 -32769)100 %val = extractvalue {i64, i1} %t, 0101 %obit = extractvalue {i64, i1} %t, 1102 store i64 %val, ptr %res103 ret i1 %obit104}105 106; Check using the overflow result for a branch.107define void @f7(i64 %dummy, i64 %a, ptr %res) {108; CHECK-LABEL: f7:109; CHECK: # %bb.0:110; CHECK-NEXT: alghsik %r0, %r3, 1111; CHECK-NEXT: stg %r0, 0(%r4)112; CHECK-NEXT: jgnle foo@PLT113; CHECK-NEXT: .LBB6_1: # %exit114; CHECK-NEXT: br %r14115 %t = call {i64, i1} @llvm.uadd.with.overflow.i64(i64 %a, i64 1)116 %val = extractvalue {i64, i1} %t, 0117 %obit = extractvalue {i64, i1} %t, 1118 store i64 %val, ptr %res119 br i1 %obit, label %call, label %exit120 121call:122 tail call i64 @foo()123 br label %exit124 125exit:126 ret void127}128 129; ... and the same with the inverted direction.130define void @f8(i64 %dummy, i64 %a, ptr %res) {131; CHECK-LABEL: f8:132; CHECK: # %bb.0:133; CHECK-NEXT: alghsik %r0, %r3, 1134; CHECK-NEXT: stg %r0, 0(%r4)135; CHECK-NEXT: jgle foo@PLT136; CHECK-NEXT: .LBB7_1: # %exit137; CHECK-NEXT: br %r14138 %t = call {i64, i1} @llvm.uadd.with.overflow.i64(i64 %a, i64 1)139 %val = extractvalue {i64, i1} %t, 0140 %obit = extractvalue {i64, i1} %t, 1141 store i64 %val, ptr %res142 br i1 %obit, label %exit, label %call143 144call:145 tail call i64 @foo()146 br label %exit147 148exit:149 ret void150}151 152 153declare {i64, i1} @llvm.uadd.with.overflow.i64(i64, i64) nounwind readnone154 155