1*c575df6dSRichard Sandiford; Test the three-operand forms of addition. 2*c575df6dSRichard Sandiford; 3*c575df6dSRichard Sandiford; RUN: llc < %s -mtriple=s390x-linux-gnu -mcpu=z196 | FileCheck %s 4*c575df6dSRichard Sandiford 5*c575df6dSRichard Sandiford; Check ARK. 6*c575df6dSRichard Sandiforddefine i32 @f1(i32 %a, i32 %b, i32 %c) { 7*c575df6dSRichard Sandiford; CHECK-LABEL: f1: 8*c575df6dSRichard Sandiford; CHECK: ark %r2, %r3, %r4 9*c575df6dSRichard Sandiford; CHECK: br %r14 10*c575df6dSRichard Sandiford %add = add i32 %b, %c 11*c575df6dSRichard Sandiford ret i32 %add 12*c575df6dSRichard Sandiford} 13*c575df6dSRichard Sandiford 14*c575df6dSRichard Sandiford; Check that we can still use AR in obvious cases. 15*c575df6dSRichard Sandiforddefine i32 @f2(i32 %a, i32 %b) { 16*c575df6dSRichard Sandiford; CHECK-LABEL: f2: 17*c575df6dSRichard Sandiford; CHECK: ar %r2, %r3 18*c575df6dSRichard Sandiford; CHECK: br %r14 19*c575df6dSRichard Sandiford %add = add i32 %a, %b 20*c575df6dSRichard Sandiford ret i32 %add 21*c575df6dSRichard Sandiford} 22*c575df6dSRichard Sandiford 23*c575df6dSRichard Sandiford; Check AGRK. 24*c575df6dSRichard Sandiforddefine i64 @f3(i64 %a, i64 %b, i64 %c) { 25*c575df6dSRichard Sandiford; CHECK-LABEL: f3: 26*c575df6dSRichard Sandiford; CHECK: agrk %r2, %r3, %r4 27*c575df6dSRichard Sandiford; CHECK: br %r14 28*c575df6dSRichard Sandiford %add = add i64 %b, %c 29*c575df6dSRichard Sandiford ret i64 %add 30*c575df6dSRichard Sandiford} 31*c575df6dSRichard Sandiford 32*c575df6dSRichard Sandiford; Check that we can still use AGR in obvious cases. 33*c575df6dSRichard Sandiforddefine i64 @f4(i64 %a, i64 %b) { 34*c575df6dSRichard Sandiford; CHECK-LABEL: f4: 35*c575df6dSRichard Sandiford; CHECK: agr %r2, %r3 36*c575df6dSRichard Sandiford; CHECK: br %r14 37*c575df6dSRichard Sandiford %add = add i64 %a, %b 38*c575df6dSRichard Sandiford ret i64 %add 39*c575df6dSRichard Sandiford} 40