1*9880d681SAndroid Build Coastguard Worker; Test 32-bit atomic ORs. 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 ORs 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: or %r0, %r4 12*9880d681SAndroid Build Coastguard Worker; CHECK: cs %r2, %r0, 0(%r3) 13*9880d681SAndroid Build Coastguard Worker; CHECK: jl [[LABEL]] 14*9880d681SAndroid Build Coastguard Worker; CHECK: br %r14 15*9880d681SAndroid Build Coastguard Worker %res = atomicrmw or i32 *%src, i32 %b seq_cst 16*9880d681SAndroid Build Coastguard Worker ret i32 %res 17*9880d681SAndroid Build Coastguard Worker} 18*9880d681SAndroid Build Coastguard Worker 19*9880d681SAndroid Build Coastguard Worker; Check the lowest useful OILL value. 20*9880d681SAndroid Build Coastguard Workerdefine i32 @f2(i32 %dummy, i32 *%src) { 21*9880d681SAndroid Build Coastguard Worker; CHECK-LABEL: f2: 22*9880d681SAndroid Build Coastguard Worker; CHECK: l %r2, 0(%r3) 23*9880d681SAndroid Build Coastguard Worker; CHECK: [[LABEL:\.[^ ]*]]: 24*9880d681SAndroid Build Coastguard Worker; CHECK: lr %r0, %r2 25*9880d681SAndroid Build Coastguard Worker; CHECK: oill %r0, 1 26*9880d681SAndroid Build Coastguard Worker; CHECK: cs %r2, %r0, 0(%r3) 27*9880d681SAndroid Build Coastguard Worker; CHECK: jl [[LABEL]] 28*9880d681SAndroid Build Coastguard Worker; CHECK: br %r14 29*9880d681SAndroid Build Coastguard Worker %res = atomicrmw or i32 *%src, i32 1 seq_cst 30*9880d681SAndroid Build Coastguard Worker ret i32 %res 31*9880d681SAndroid Build Coastguard Worker} 32*9880d681SAndroid Build Coastguard Worker 33*9880d681SAndroid Build Coastguard Worker; Check the high end of the OILL range. 34*9880d681SAndroid Build Coastguard Workerdefine i32 @f3(i32 %dummy, i32 *%src) { 35*9880d681SAndroid Build Coastguard Worker; CHECK-LABEL: f3: 36*9880d681SAndroid Build Coastguard Worker; CHECK: oill %r0, 65535 37*9880d681SAndroid Build Coastguard Worker; CHECK: br %r14 38*9880d681SAndroid Build Coastguard Worker %res = atomicrmw or i32 *%src, i32 65535 seq_cst 39*9880d681SAndroid Build Coastguard Worker ret i32 %res 40*9880d681SAndroid Build Coastguard Worker} 41*9880d681SAndroid Build Coastguard Worker 42*9880d681SAndroid Build Coastguard Worker; Check the lowest useful OILH value, which is the next value up. 43*9880d681SAndroid Build Coastguard Workerdefine i32 @f4(i32 %dummy, i32 *%src) { 44*9880d681SAndroid Build Coastguard Worker; CHECK-LABEL: f4: 45*9880d681SAndroid Build Coastguard Worker; CHECK: oilh %r0, 1 46*9880d681SAndroid Build Coastguard Worker; CHECK: br %r14 47*9880d681SAndroid Build Coastguard Worker %res = atomicrmw or i32 *%src, i32 65536 seq_cst 48*9880d681SAndroid Build Coastguard Worker ret i32 %res 49*9880d681SAndroid Build Coastguard Worker} 50*9880d681SAndroid Build Coastguard Worker 51*9880d681SAndroid Build Coastguard Worker; Check the lowest useful OILF value, which is the next value up. 52*9880d681SAndroid Build Coastguard Workerdefine i32 @f5(i32 %dummy, i32 *%src) { 53*9880d681SAndroid Build Coastguard Worker; CHECK-LABEL: f5: 54*9880d681SAndroid Build Coastguard Worker; CHECK: oilf %r0, 65537 55*9880d681SAndroid Build Coastguard Worker; CHECK: br %r14 56*9880d681SAndroid Build Coastguard Worker %res = atomicrmw or i32 *%src, i32 65537 seq_cst 57*9880d681SAndroid Build Coastguard Worker ret i32 %res 58*9880d681SAndroid Build Coastguard Worker} 59*9880d681SAndroid Build Coastguard Worker 60*9880d681SAndroid Build Coastguard Worker; Check the high end of the OILH range. 61*9880d681SAndroid Build Coastguard Workerdefine i32 @f6(i32 %dummy, i32 *%src) { 62*9880d681SAndroid Build Coastguard Worker; CHECK-LABEL: f6: 63*9880d681SAndroid Build Coastguard Worker; CHECK: oilh %r0, 65535 64*9880d681SAndroid Build Coastguard Worker; CHECK: br %r14 65*9880d681SAndroid Build Coastguard Worker %res = atomicrmw or i32 *%src, i32 -65536 seq_cst 66*9880d681SAndroid Build Coastguard Worker ret i32 %res 67*9880d681SAndroid Build Coastguard Worker} 68*9880d681SAndroid Build Coastguard Worker 69*9880d681SAndroid Build Coastguard Worker; Check the next value up, which must use OILF. 70*9880d681SAndroid Build Coastguard Workerdefine i32 @f7(i32 %dummy, i32 *%src) { 71*9880d681SAndroid Build Coastguard Worker; CHECK-LABEL: f7: 72*9880d681SAndroid Build Coastguard Worker; CHECK: oilf %r0, 4294901761 73*9880d681SAndroid Build Coastguard Worker; CHECK: br %r14 74*9880d681SAndroid Build Coastguard Worker %res = atomicrmw or i32 *%src, i32 -65535 seq_cst 75*9880d681SAndroid Build Coastguard Worker ret i32 %res 76*9880d681SAndroid Build Coastguard Worker} 77*9880d681SAndroid Build Coastguard Worker 78*9880d681SAndroid Build Coastguard Worker; Check the largest useful OILF value. 79*9880d681SAndroid Build Coastguard Workerdefine i32 @f8(i32 %dummy, i32 *%src) { 80*9880d681SAndroid Build Coastguard Worker; CHECK-LABEL: f8: 81*9880d681SAndroid Build Coastguard Worker; CHECK: oilf %r0, 4294967294 82*9880d681SAndroid Build Coastguard Worker; CHECK: br %r14 83*9880d681SAndroid Build Coastguard Worker %res = atomicrmw or i32 *%src, i32 -2 seq_cst 84*9880d681SAndroid Build Coastguard Worker ret i32 %res 85*9880d681SAndroid Build Coastguard Worker} 86