1*9880d681SAndroid Build Coastguard Worker; Test 32-bit atomic ORs, z196 version. 2*9880d681SAndroid Build Coastguard Worker; 3*9880d681SAndroid Build Coastguard Worker; RUN: llc < %s -mtriple=s390x-linux-gnu -mcpu=z196 | FileCheck %s 4*9880d681SAndroid Build Coastguard Worker 5*9880d681SAndroid Build Coastguard Worker; Check OR 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: lao %r2, %r4, 0(%r3) 9*9880d681SAndroid Build Coastguard Worker; CHECK: br %r14 10*9880d681SAndroid Build Coastguard Worker %res = atomicrmw or i32 *%src, i32 %b seq_cst 11*9880d681SAndroid Build Coastguard Worker ret i32 %res 12*9880d681SAndroid Build Coastguard Worker} 13*9880d681SAndroid Build Coastguard Worker 14*9880d681SAndroid Build Coastguard Worker; Check OR of 1, which needs a temporary. 15*9880d681SAndroid Build Coastguard Workerdefine i32 @f2(i32 %dummy, i32 *%src) { 16*9880d681SAndroid Build Coastguard Worker; CHECK-LABEL: f2: 17*9880d681SAndroid Build Coastguard Worker; CHECK: lhi [[TMP:%r[0-5]]], 1 18*9880d681SAndroid Build Coastguard Worker; CHECK: lao %r2, [[TMP]], 0(%r3) 19*9880d681SAndroid Build Coastguard Worker; CHECK: br %r14 20*9880d681SAndroid Build Coastguard Worker %res = atomicrmw or i32 *%src, i32 1 seq_cst 21*9880d681SAndroid Build Coastguard Worker ret i32 %res 22*9880d681SAndroid Build Coastguard Worker} 23*9880d681SAndroid Build Coastguard Worker 24*9880d681SAndroid Build Coastguard Worker; Check the high end of the LAO range. 25*9880d681SAndroid Build Coastguard Workerdefine i32 @f3(i32 %dummy, i32 *%src, i32 %b) { 26*9880d681SAndroid Build Coastguard Worker; CHECK-LABEL: f3: 27*9880d681SAndroid Build Coastguard Worker; CHECK: lao %r2, %r4, 524284(%r3) 28*9880d681SAndroid Build Coastguard Worker; CHECK: br %r14 29*9880d681SAndroid Build Coastguard Worker %ptr = getelementptr i32, i32 *%src, i32 131071 30*9880d681SAndroid Build Coastguard Worker %res = atomicrmw or i32 *%ptr, i32 %b seq_cst 31*9880d681SAndroid Build Coastguard Worker ret i32 %res 32*9880d681SAndroid Build Coastguard Worker} 33*9880d681SAndroid Build Coastguard Worker 34*9880d681SAndroid Build Coastguard Worker; Check the next word up, which needs separate address logic. 35*9880d681SAndroid Build Coastguard Workerdefine i32 @f4(i32 %dummy, i32 *%src, i32 %b) { 36*9880d681SAndroid Build Coastguard Worker; CHECK-LABEL: f4: 37*9880d681SAndroid Build Coastguard Worker; CHECK: agfi %r3, 524288 38*9880d681SAndroid Build Coastguard Worker; CHECK: lao %r2, %r4, 0(%r3) 39*9880d681SAndroid Build Coastguard Worker; CHECK: br %r14 40*9880d681SAndroid Build Coastguard Worker %ptr = getelementptr i32, i32 *%src, i32 131072 41*9880d681SAndroid Build Coastguard Worker %res = atomicrmw or i32 *%ptr, i32 %b 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 low end of the LAO range. 46*9880d681SAndroid Build Coastguard Workerdefine i32 @f5(i32 %dummy, i32 *%src, i32 %b) { 47*9880d681SAndroid Build Coastguard Worker; CHECK-LABEL: f5: 48*9880d681SAndroid Build Coastguard Worker; CHECK: lao %r2, %r4, -524288(%r3) 49*9880d681SAndroid Build Coastguard Worker; CHECK: br %r14 50*9880d681SAndroid Build Coastguard Worker %ptr = getelementptr i32, i32 *%src, i32 -131072 51*9880d681SAndroid Build Coastguard Worker %res = atomicrmw or i32 *%ptr, i32 %b 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 next word down, which needs separate address logic. 56*9880d681SAndroid Build Coastguard Workerdefine i32 @f6(i32 %dummy, i32 *%src, i32 %b) { 57*9880d681SAndroid Build Coastguard Worker; CHECK-LABEL: f6: 58*9880d681SAndroid Build Coastguard Worker; CHECK: agfi %r3, -524292 59*9880d681SAndroid Build Coastguard Worker; CHECK: lao %r2, %r4, 0(%r3) 60*9880d681SAndroid Build Coastguard Worker; CHECK: br %r14 61*9880d681SAndroid Build Coastguard Worker %ptr = getelementptr i32, i32 *%src, i32 -131073 62*9880d681SAndroid Build Coastguard Worker %res = atomicrmw or i32 *%ptr, i32 %b seq_cst 63*9880d681SAndroid Build Coastguard Worker ret i32 %res 64*9880d681SAndroid Build Coastguard Worker} 65