1; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py 2; RUN: llc -mtriple=s390x-linux-gnu -verify-machineinstrs < %s | FileCheck %s 3; RUN: llc -mtriple=s390x-linux-gnu -verify-machineinstrs -O3 < %s | FileCheck %s 4 5@changed = dso_local global i32 0, align 4 6 7define dso_local signext i32 @test_flt_rounds() nounwind { 8; CHECK-LABEL: test_flt_rounds: 9; CHECK: # %bb.0: 10; CHECK-NEXT: efpc %r0 11; CHECK-NEXT: nilf %r0, 3 12; CHECK-NEXT: rxsbg %r0, %r0, 33, 63, 63 13; CHECK-NEXT: xilf %r0, 1 14; CHECK-NEXT: llgfr %r2, %r0 15; CHECK-NEXT: br %r14 16 %1 = call i32 @llvm.get.rounding() 17 ret i32 %1 18} 19 20declare i32 @llvm.get.rounding() nounwind 21 22define dso_local signext i32 @test_order(i32 noundef signext %0) nounwind { 23; CHECK-LABEL: test_order: 24; CHECK: # %bb.0: 25; CHECK-NEXT: stmg %r13, %r15, 104(%r15) 26; CHECK-NEXT: aghi %r15, -160 27; CHECK-NEXT: efpc %r13 28; CHECK-NEXT: nilf %r13, 3 29; CHECK-NEXT: rxsbg %r13, %r13, 33, 63, 63 30; CHECK-NEXT: xilf %r13, 1 31; CHECK-NEXT: brasl %r14, fesetround@PLT 32; CHECK-NEXT: efpc %r0 33; CHECK-NEXT: nilf %r0, 3 34; CHECK-NEXT: rxsbg %r0, %r0, 33, 63, 63 35; CHECK-NEXT: xilf %r0, 1 36; CHECK-NEXT: crje %r13, %r0, .LBB1_2 37; CHECK-NEXT: # %bb.1: 38; CHECK-NEXT: lhi %r0, 1 39; CHECK-NEXT: strl %r0, changed 40; CHECK-NEXT: .LBB1_2: 41; CHECK-NEXT: llgfr %r2, %r13 42; CHECK-NEXT: lmg %r13, %r15, 264(%r15) 43; CHECK-NEXT: br %r14 44 %2 = call i32 @llvm.get.rounding() 45 %3 = call signext i32 @fesetround(i32 noundef signext %0) 46 %4 = call i32 @llvm.get.rounding() 47 %5 = icmp ne i32 %2, %4 48 br i1 %5, label %6, label %7 49 506: ; preds = %1 51 store i32 1, ptr @changed, align 4 52 br label %7 53 547: ; preds = %6, %1 55 ret i32 %2 56} 57 58declare dso_local signext i32 @fesetround(i32 noundef signext) nounwind 59