58 lines · c
1// NOTE: Assertions have been autogenerated by utils/update_cc_test_checks.py UTC_ARGS: --version 62// RUN: %clang_cc1 -O2 -triple s390x-linux -emit-llvm -o - %s | FileCheck %s3 4// CHECK-LABEL: define dso_local signext range(i32 0, 4) i32 @test(5// CHECK-SAME: i32 noundef signext [[X:%.*]]) local_unnamed_addr #[[ATTR0:[0-9]+]] {6// CHECK-NEXT: [[ENTRY:.*:]]7// CHECK-NEXT: [[TMP0:%.*]] = tail call { i32, i32 } asm "ahi $0,42\0A", "=d,={@cc},0"(i32 [[X]]) #[[ATTR2:[0-9]+]], !srcloc [[META2:![0-9]+]]8// CHECK-NEXT: [[ASMRESULT1:%.*]] = extractvalue { i32, i32 } [[TMP0]], 19// CHECK-NEXT: [[TMP1:%.*]] = icmp ult i32 [[ASMRESULT1]], 410// CHECK-NEXT: tail call void @llvm.assume(i1 [[TMP1]])11// CHECK-NEXT: ret i32 [[ASMRESULT1]]12//13int test(int x) {14 int cc;15 asm ("ahi %[x],42\n" : [x] "+d"(x), "=@cc" (cc));16 return cc;17}18 19// CHECK-LABEL: define dso_local signext range(i32 0, 2) i32 @test_low_high_transformation(20// CHECK-SAME: i32 noundef signext [[X:%.*]]) local_unnamed_addr #[[ATTR0]] {21// CHECK-NEXT: [[ENTRY:.*:]]22// CHECK-NEXT: [[TMP0:%.*]] = tail call { i32, i32 } asm "ahi $0,42\0A", "=d,={@cc},0"(i32 [[X]]) #[[ATTR2]], !srcloc [[META3:![0-9]+]]23// CHECK-NEXT: [[ASMRESULT1:%.*]] = extractvalue { i32, i32 } [[TMP0]], 124// CHECK-NEXT: [[TMP1:%.*]] = icmp ult i32 [[ASMRESULT1]], 425// CHECK-NEXT: tail call void @llvm.assume(i1 [[TMP1]])26// CHECK-NEXT: [[TMP2:%.*]] = add nsw i32 [[ASMRESULT1]], -127// CHECK-NEXT: [[TMP3:%.*]] = icmp ult i32 [[TMP2]], 228// CHECK-NEXT: [[LOR_EXT:%.*]] = zext i1 [[TMP3]] to i3229// CHECK-NEXT: ret i32 [[LOR_EXT]]30//31int test_low_high_transformation(int x) {32 int cc;33 asm ("ahi %[x],42\n" : [x] "+d"(x), "=@cc" (cc));34 return cc == 1 || cc == 2;35}36 37// CHECK-LABEL: define dso_local signext range(i32 0, 2) i32 @test_equal_high_transformation(38// CHECK-SAME: i32 noundef signext [[X:%.*]]) local_unnamed_addr #[[ATTR0]] {39// CHECK-NEXT: [[ENTRY:.*:]]40// CHECK-NEXT: [[TMP0:%.*]] = tail call { i32, i32 } asm "ahi $0,42\0A", "=d,={@cc},0"(i32 [[X]]) #[[ATTR2]], !srcloc [[META4:![0-9]+]]41// CHECK-NEXT: [[ASMRESULT1:%.*]] = extractvalue { i32, i32 } [[TMP0]], 142// CHECK-NEXT: [[TMP1:%.*]] = icmp ult i32 [[ASMRESULT1]], 443// CHECK-NEXT: tail call void @llvm.assume(i1 [[TMP1]])44// CHECK-NEXT: [[TMP2:%.*]] = and i32 [[ASMRESULT1]], 145// CHECK-NEXT: [[LOR_EXT:%.*]] = xor i32 [[TMP2]], 146// CHECK-NEXT: ret i32 [[LOR_EXT]]47//48int test_equal_high_transformation(int x) {49 int cc;50 asm ("ahi %[x],42\n" : [x] "+d"(x), "=@cc" (cc));51 return cc == 0 || cc == 2;52}53//.54// CHECK: [[META2]] = !{i64 788}55// CHECK: [[META3]] = !{i64 1670}56// CHECK: [[META4]] = !{i64 2505}57//.58