1*9880d681SAndroid Build Coastguard Worker; Test the "K" constraint (16-bit signed constants). 2*9880d681SAndroid Build Coastguard Worker; 3*9880d681SAndroid Build Coastguard Worker; RUN: llc < %s -mtriple=s390x-linux-gnu -no-integrated-as | FileCheck %s 4*9880d681SAndroid Build Coastguard Worker 5*9880d681SAndroid Build Coastguard Worker; Test 1 below the first valid value. 6*9880d681SAndroid Build Coastguard Workerdefine i32 @f1() { 7*9880d681SAndroid Build Coastguard Worker; CHECK-LABEL: f1: 8*9880d681SAndroid Build Coastguard Worker; CHECK: iilf [[REG:%r[0-5]]], 4294934527 9*9880d681SAndroid Build Coastguard Worker; CHECK: blah %r2 [[REG]] 10*9880d681SAndroid Build Coastguard Worker; CHECK: br %r14 11*9880d681SAndroid Build Coastguard Worker %val = call i32 asm "blah $0 $1", "=&r,rK" (i32 -32769) 12*9880d681SAndroid Build Coastguard Worker ret i32 %val 13*9880d681SAndroid Build Coastguard Worker} 14*9880d681SAndroid Build Coastguard Worker 15*9880d681SAndroid Build Coastguard Worker; Test the first valid value. 16*9880d681SAndroid Build Coastguard Workerdefine i32 @f2() { 17*9880d681SAndroid Build Coastguard Worker; CHECK-LABEL: f2: 18*9880d681SAndroid Build Coastguard Worker; CHECK: blah %r2 -32768 19*9880d681SAndroid Build Coastguard Worker; CHECK: br %r14 20*9880d681SAndroid Build Coastguard Worker %val = call i32 asm "blah $0 $1", "=&r,rK" (i32 -32768) 21*9880d681SAndroid Build Coastguard Worker ret i32 %val 22*9880d681SAndroid Build Coastguard Worker} 23*9880d681SAndroid Build Coastguard Worker 24*9880d681SAndroid Build Coastguard Worker; Test the last valid value. 25*9880d681SAndroid Build Coastguard Workerdefine i32 @f3() { 26*9880d681SAndroid Build Coastguard Worker; CHECK-LABEL: f3: 27*9880d681SAndroid Build Coastguard Worker; CHECK: blah %r2 32767 28*9880d681SAndroid Build Coastguard Worker; CHECK: br %r14 29*9880d681SAndroid Build Coastguard Worker %val = call i32 asm "blah $0 $1", "=&r,rK" (i32 32767) 30*9880d681SAndroid Build Coastguard Worker ret i32 %val 31*9880d681SAndroid Build Coastguard Worker} 32*9880d681SAndroid Build Coastguard Worker 33*9880d681SAndroid Build Coastguard Worker; Test 1 above the last valid value. 34*9880d681SAndroid Build Coastguard Workerdefine i32 @f4() { 35*9880d681SAndroid Build Coastguard Worker; CHECK-LABEL: f4: 36*9880d681SAndroid Build Coastguard Worker; CHECK: llill [[REG:%r[0-5]]], 32768 37*9880d681SAndroid Build Coastguard Worker; CHECK: blah %r2 [[REG]] 38*9880d681SAndroid Build Coastguard Worker; CHECK: br %r14 39*9880d681SAndroid Build Coastguard Worker %val = call i32 asm "blah $0 $1", "=&r,rK" (i32 32768) 40*9880d681SAndroid Build Coastguard Worker ret i32 %val 41*9880d681SAndroid Build Coastguard Worker} 42