1; Test the Test Data Class instruction logic operation conversion from 2; signbit extraction. 3; 4; RUN: llc < %s -mtriple=s390x-linux-gnu | FileCheck %s 5; RUN: llc < %s -mtriple=s390x-linux-gnu -mcpu=z13 | FileCheck %s 6; 7 8; Extract sign bit. 9define i32 @f1(float %x) { 10; CHECK-LABEL: f1 11; CHECK: tceb %f0, 1365 12 %cast = bitcast float %x to i32 13 %res = icmp slt i32 %cast, 0 14 %xres = zext i1 %res to i32 15 ret i32 %xres 16} 17 18; Extract negated sign bit. 19define i32 @f2(float %x) { 20; CHECK-LABEL: f2 21; CHECK: tceb %f0, 2730 22 %cast = bitcast float %x to i32 23 %res = icmp sgt i32 %cast, -1 24 %xres = zext i1 %res to i32 25 ret i32 %xres 26} 27 28; Extract sign bit. 29define i32 @f3(double %x) { 30; CHECK-LABEL: f3 31; CHECK: tcdb %f0, 1365 32 %cast = bitcast double %x to i64 33 %res = icmp slt i64 %cast, 0 34 %xres = zext i1 %res to i32 35 ret i32 %xres 36} 37 38; Extract negated sign bit. 39define i32 @f4(double %x) { 40; CHECK-LABEL: f4 41; CHECK: tcdb %f0, 2730 42 %cast = bitcast double %x to i64 43 %res = icmp sgt i64 %cast, -1 44 %xres = zext i1 %res to i32 45 ret i32 %xres 46} 47 48; Extract sign bit. 49define i32 @f5(fp128 %x) { 50; CHECK-LABEL: f5 51; CHECK: tcxb %f0, 1365 52 %cast = bitcast fp128 %x to i128 53 %res = icmp slt i128 %cast, 0 54 %xres = zext i1 %res to i32 55 ret i32 %xres 56} 57 58; Extract negated sign bit. 59define i32 @f6(fp128 %x) { 60; CHECK-LABEL: f6 61; CHECK: tcxb %f0, 2730 62 %cast = bitcast fp128 %x to i128 63 %res = icmp sgt i128 %cast, -1 64 %xres = zext i1 %res to i32 65 ret i32 %xres 66} 67 68; Wrong const. 69define i32 @f7(float %x) { 70; CHECK-LABEL: f7 71; CHECK-NOT: tceb 72 %cast = bitcast float %x to i32 73 %res = icmp slt i32 %cast, -1 74 %xres = zext i1 %res to i32 75 ret i32 %xres 76} 77 78; Wrong pred. 79define i32 @f8(float %x) { 80; CHECK-LABEL: f8 81; CHECK-NOT: tceb 82 %cast = bitcast float %x to i32 83 %res = icmp eq i32 %cast, 0 84 %xres = zext i1 %res to i32 85 ret i32 %xres 86} 87