| // NOTE: Assertions have been autogenerated by utils/update_cc_test_checks.py UTC_ARGS: --version 6 |
| // RUN: %clang_cc1 -O2 -triple s390x-linux -emit-llvm -o - %s | FileCheck %s |
| |
| // CHECK-LABEL: define dso_local signext range(i32 0, 4) i32 @test( |
| // CHECK-SAME: i32 noundef signext [[X:%.*]]) local_unnamed_addr #[[ATTR0:[0-9]+]] { |
| // CHECK-NEXT: [[ENTRY:.*:]] |
| // CHECK-NEXT: [[TMP0:%.*]] = tail call { i32, i32 } asm "ahi $0,42\0A", "=d,={@cc},0"(i32 [[X]]) #[[ATTR2:[0-9]+]], !srcloc [[META2:![0-9]+]] |
| // CHECK-NEXT: [[ASMRESULT1:%.*]] = extractvalue { i32, i32 } [[TMP0]], 1 |
| // CHECK-NEXT: [[TMP1:%.*]] = icmp ult i32 [[ASMRESULT1]], 4 |
| // CHECK-NEXT: tail call void @llvm.assume(i1 [[TMP1]]) |
| // CHECK-NEXT: ret i32 [[ASMRESULT1]] |
| // |
| int test(int x) { |
| int cc; |
| asm ("ahi %[x],42\n" : [x] "+d"(x), "=@cc" (cc)); |
| return cc; |
| } |
| |
| // CHECK-LABEL: define dso_local signext range(i32 0, 2) i32 @test_low_high_transformation( |
| // CHECK-SAME: i32 noundef signext [[X:%.*]]) local_unnamed_addr #[[ATTR0]] { |
| // CHECK-NEXT: [[ENTRY:.*:]] |
| // CHECK-NEXT: [[TMP0:%.*]] = tail call { i32, i32 } asm "ahi $0,42\0A", "=d,={@cc},0"(i32 [[X]]) #[[ATTR2]], !srcloc [[META3:![0-9]+]] |
| // CHECK-NEXT: [[ASMRESULT1:%.*]] = extractvalue { i32, i32 } [[TMP0]], 1 |
| // CHECK-NEXT: [[TMP1:%.*]] = icmp ult i32 [[ASMRESULT1]], 4 |
| // CHECK-NEXT: tail call void @llvm.assume(i1 [[TMP1]]) |
| // CHECK-NEXT: [[TMP2:%.*]] = add nsw i32 [[ASMRESULT1]], -1 |
| // CHECK-NEXT: [[TMP3:%.*]] = icmp ult i32 [[TMP2]], 2 |
| // CHECK-NEXT: [[LOR_EXT:%.*]] = zext i1 [[TMP3]] to i32 |
| // CHECK-NEXT: ret i32 [[LOR_EXT]] |
| // |
| int test_low_high_transformation(int x) { |
| int cc; |
| asm ("ahi %[x],42\n" : [x] "+d"(x), "=@cc" (cc)); |
| return cc == 1 || cc == 2; |
| } |
| |
| // CHECK-LABEL: define dso_local signext range(i32 0, 2) i32 @test_equal_high_transformation( |
| // CHECK-SAME: i32 noundef signext [[X:%.*]]) local_unnamed_addr #[[ATTR0]] { |
| // CHECK-NEXT: [[ENTRY:.*:]] |
| // CHECK-NEXT: [[TMP0:%.*]] = tail call { i32, i32 } asm "ahi $0,42\0A", "=d,={@cc},0"(i32 [[X]]) #[[ATTR2]], !srcloc [[META4:![0-9]+]] |
| // CHECK-NEXT: [[ASMRESULT1:%.*]] = extractvalue { i32, i32 } [[TMP0]], 1 |
| // CHECK-NEXT: [[TMP1:%.*]] = icmp ult i32 [[ASMRESULT1]], 4 |
| // CHECK-NEXT: tail call void @llvm.assume(i1 [[TMP1]]) |
| // CHECK-NEXT: [[TMP2:%.*]] = and i32 [[ASMRESULT1]], 1 |
| // CHECK-NEXT: [[LOR_EXT:%.*]] = xor i32 [[TMP2]], 1 |
| // CHECK-NEXT: ret i32 [[LOR_EXT]] |
| // |
| int test_equal_high_transformation(int x) { |
| int cc; |
| asm ("ahi %[x],42\n" : [x] "+d"(x), "=@cc" (cc)); |
| return cc == 0 || cc == 2; |
| } |
| //. |
| // CHECK: [[META2]] = !{i64 788} |
| // CHECK: [[META3]] = !{i64 1670} |
| // CHECK: [[META4]] = !{i64 2505} |
| //. |
