1*9880d681SAndroid Build Coastguard Worker; Test 32-bit atomic NANDs. 2*9880d681SAndroid Build Coastguard Worker; 3*9880d681SAndroid Build Coastguard Worker; RUN: llc < %s -mtriple=s390x-linux-gnu -mcpu=z10 | FileCheck %s 4*9880d681SAndroid Build Coastguard Worker 5*9880d681SAndroid Build Coastguard Worker; Check NANDs of a variable. 6*9880d681SAndroid Build Coastguard Workerdefine i32 @f1(i32 %dummy, i32 *%src, i32 %b) { 7*9880d681SAndroid Build Coastguard Worker; CHECK-LABEL: f1: 8*9880d681SAndroid Build Coastguard Worker; CHECK: l %r2, 0(%r3) 9*9880d681SAndroid Build Coastguard Worker; CHECK: [[LABEL:\.[^ ]*]]: 10*9880d681SAndroid Build Coastguard Worker; CHECK: lr %r0, %r2 11*9880d681SAndroid Build Coastguard Worker; CHECK: nr %r0, %r4 12*9880d681SAndroid Build Coastguard Worker; CHECK: xilf %r0, 4294967295 13*9880d681SAndroid Build Coastguard Worker; CHECK: cs %r2, %r0, 0(%r3) 14*9880d681SAndroid Build Coastguard Worker; CHECK: jl [[LABEL]] 15*9880d681SAndroid Build Coastguard Worker; CHECK: br %r14 16*9880d681SAndroid Build Coastguard Worker %res = atomicrmw nand i32 *%src, i32 %b seq_cst 17*9880d681SAndroid Build Coastguard Worker ret i32 %res 18*9880d681SAndroid Build Coastguard Worker} 19*9880d681SAndroid Build Coastguard Worker 20*9880d681SAndroid Build Coastguard Worker; Check NANDs of 1. 21*9880d681SAndroid Build Coastguard Workerdefine i32 @f2(i32 %dummy, i32 *%src) { 22*9880d681SAndroid Build Coastguard Worker; CHECK-LABEL: f2: 23*9880d681SAndroid Build Coastguard Worker; CHECK: l %r2, 0(%r3) 24*9880d681SAndroid Build Coastguard Worker; CHECK: [[LABEL:\.[^ ]*]]: 25*9880d681SAndroid Build Coastguard Worker; CHECK: lr %r0, %r2 26*9880d681SAndroid Build Coastguard Worker; CHECK: nilf %r0, 1 27*9880d681SAndroid Build Coastguard Worker; CHECK: xilf %r0, 4294967295 28*9880d681SAndroid Build Coastguard Worker; CHECK: cs %r2, %r0, 0(%r3) 29*9880d681SAndroid Build Coastguard Worker; CHECK: jl [[LABEL]] 30*9880d681SAndroid Build Coastguard Worker; CHECK: br %r14 31*9880d681SAndroid Build Coastguard Worker %res = atomicrmw nand i32 *%src, i32 1 seq_cst 32*9880d681SAndroid Build Coastguard Worker ret i32 %res 33*9880d681SAndroid Build Coastguard Worker} 34*9880d681SAndroid Build Coastguard Worker 35*9880d681SAndroid Build Coastguard Worker; Check NANDs of the low end of the NILH range. 36*9880d681SAndroid Build Coastguard Workerdefine i32 @f3(i32 %dummy, i32 *%src) { 37*9880d681SAndroid Build Coastguard Worker; CHECK-LABEL: f3: 38*9880d681SAndroid Build Coastguard Worker; CHECK: nilh %r0, 0 39*9880d681SAndroid Build Coastguard Worker; CHECK: xilf %r0, 4294967295 40*9880d681SAndroid Build Coastguard Worker; CHECK: br %r14 41*9880d681SAndroid Build Coastguard Worker %res = atomicrmw nand i32 *%src, i32 65535 seq_cst 42*9880d681SAndroid Build Coastguard Worker ret i32 %res 43*9880d681SAndroid Build Coastguard Worker} 44*9880d681SAndroid Build Coastguard Worker 45*9880d681SAndroid Build Coastguard Worker; Check the next value up, which must use NILF. 46*9880d681SAndroid Build Coastguard Workerdefine i32 @f4(i32 %dummy, i32 *%src) { 47*9880d681SAndroid Build Coastguard Worker; CHECK-LABEL: f4: 48*9880d681SAndroid Build Coastguard Worker; CHECK: nilf %r0, 65536 49*9880d681SAndroid Build Coastguard Worker; CHECK: xilf %r0, 4294967295 50*9880d681SAndroid Build Coastguard Worker; CHECK: br %r14 51*9880d681SAndroid Build Coastguard Worker %res = atomicrmw nand i32 *%src, i32 65536 seq_cst 52*9880d681SAndroid Build Coastguard Worker ret i32 %res 53*9880d681SAndroid Build Coastguard Worker} 54*9880d681SAndroid Build Coastguard Worker 55*9880d681SAndroid Build Coastguard Worker; Check the largest useful NILL value. 56*9880d681SAndroid Build Coastguard Workerdefine i32 @f5(i32 %dummy, i32 *%src) { 57*9880d681SAndroid Build Coastguard Worker; CHECK-LABEL: f5: 58*9880d681SAndroid Build Coastguard Worker; CHECK: nill %r0, 65534 59*9880d681SAndroid Build Coastguard Worker; CHECK: xilf %r0, 4294967295 60*9880d681SAndroid Build Coastguard Worker; CHECK: br %r14 61*9880d681SAndroid Build Coastguard Worker %res = atomicrmw nand i32 *%src, i32 -2 seq_cst 62*9880d681SAndroid Build Coastguard Worker ret i32 %res 63*9880d681SAndroid Build Coastguard Worker} 64*9880d681SAndroid Build Coastguard Worker 65*9880d681SAndroid Build Coastguard Worker; Check the low end of the NILL range. 66*9880d681SAndroid Build Coastguard Workerdefine i32 @f6(i32 %dummy, i32 *%src) { 67*9880d681SAndroid Build Coastguard Worker; CHECK-LABEL: f6: 68*9880d681SAndroid Build Coastguard Worker; CHECK: nill %r0, 0 69*9880d681SAndroid Build Coastguard Worker; CHECK: xilf %r0, 4294967295 70*9880d681SAndroid Build Coastguard Worker; CHECK: br %r14 71*9880d681SAndroid Build Coastguard Worker %res = atomicrmw nand i32 *%src, i32 -65536 seq_cst 72*9880d681SAndroid Build Coastguard Worker ret i32 %res 73*9880d681SAndroid Build Coastguard Worker} 74*9880d681SAndroid Build Coastguard Worker 75*9880d681SAndroid Build Coastguard Worker; Check the largest useful NILH value, which is one less than the above. 76*9880d681SAndroid Build Coastguard Workerdefine i32 @f7(i32 %dummy, i32 *%src) { 77*9880d681SAndroid Build Coastguard Worker; CHECK-LABEL: f7: 78*9880d681SAndroid Build Coastguard Worker; CHECK: nilh %r0, 65534 79*9880d681SAndroid Build Coastguard Worker; CHECK: xilf %r0, 4294967295 80*9880d681SAndroid Build Coastguard Worker; CHECK: br %r14 81*9880d681SAndroid Build Coastguard Worker %res = atomicrmw nand i32 *%src, i32 -65537 seq_cst 82*9880d681SAndroid Build Coastguard Worker ret i32 %res 83*9880d681SAndroid Build Coastguard Worker} 84*9880d681SAndroid Build Coastguard Worker 85*9880d681SAndroid Build Coastguard Worker; Check the highest useful NILF value, which is one less than the above. 86*9880d681SAndroid Build Coastguard Workerdefine i32 @f8(i32 %dummy, i32 *%src) { 87*9880d681SAndroid Build Coastguard Worker; CHECK-LABEL: f8: 88*9880d681SAndroid Build Coastguard Worker; CHECK: nilf %r0, 4294901758 89*9880d681SAndroid Build Coastguard Worker; CHECK: xilf %r0, 4294967295 90*9880d681SAndroid Build Coastguard Worker; CHECK: br %r14 91*9880d681SAndroid Build Coastguard Worker %res = atomicrmw nand i32 *%src, i32 -65538 seq_cst 92*9880d681SAndroid Build Coastguard Worker ret i32 %res 93*9880d681SAndroid Build Coastguard Worker} 94