1*9880d681SAndroid Build Coastguard Worker; RUN: opt < %s -constprop -die -S | FileCheck %s 2*9880d681SAndroid Build Coastguard Worker 3*9880d681SAndroid Build Coastguard Workertarget datalayout = "e-p:64:64:64-i1:8:8-i8:8:8-i16:16:16-i32:32:32-i64:64:64-f32:32:32-f64:64:64-v64:64:64-v128:128:128-a0:0:64-s0:64:64-f80:128:128-n8:16:32:64-S128" 4*9880d681SAndroid Build Coastguard Workertarget triple = "x86_64-apple-macosx10.7.2" 5*9880d681SAndroid Build Coastguard Worker 6*9880d681SAndroid Build Coastguard Worker; This is a basic sanity check for constant propagation. The add instruction 7*9880d681SAndroid Build Coastguard Worker; should be eliminated. 8*9880d681SAndroid Build Coastguard Workerdefine i32 @test1(i1 %B) { 9*9880d681SAndroid Build Coastguard Worker br i1 %B, label %BB1, label %BB2 10*9880d681SAndroid Build Coastguard Worker 11*9880d681SAndroid Build Coastguard WorkerBB1: 12*9880d681SAndroid Build Coastguard Worker %Val = add i32 0, 0 13*9880d681SAndroid Build Coastguard Worker br label %BB3 14*9880d681SAndroid Build Coastguard Worker 15*9880d681SAndroid Build Coastguard WorkerBB2: 16*9880d681SAndroid Build Coastguard Worker br label %BB3 17*9880d681SAndroid Build Coastguard Worker 18*9880d681SAndroid Build Coastguard WorkerBB3: 19*9880d681SAndroid Build Coastguard Worker; CHECK-LABEL: @test1( 20*9880d681SAndroid Build Coastguard Worker; CHECK: %Ret = phi i32 [ 0, %BB1 ], [ 1, %BB2 ] 21*9880d681SAndroid Build Coastguard Worker %Ret = phi i32 [ %Val, %BB1 ], [ 1, %BB2 ] 22*9880d681SAndroid Build Coastguard Worker ret i32 %Ret 23*9880d681SAndroid Build Coastguard Worker} 24*9880d681SAndroid Build Coastguard Worker 25*9880d681SAndroid Build Coastguard Worker 26*9880d681SAndroid Build Coastguard Worker; PR6197 27*9880d681SAndroid Build Coastguard Workerdefine i1 @test2(i8* %f) nounwind { 28*9880d681SAndroid Build Coastguard Workerentry: 29*9880d681SAndroid Build Coastguard Worker %V = icmp ne i8* blockaddress(@test2, %bb), null 30*9880d681SAndroid Build Coastguard Worker br label %bb 31*9880d681SAndroid Build Coastguard Workerbb: 32*9880d681SAndroid Build Coastguard Worker ret i1 %V 33*9880d681SAndroid Build Coastguard Worker 34*9880d681SAndroid Build Coastguard Worker; CHECK-LABEL: @test2( 35*9880d681SAndroid Build Coastguard Worker; CHECK: ret i1 true 36*9880d681SAndroid Build Coastguard Worker} 37*9880d681SAndroid Build Coastguard Worker 38*9880d681SAndroid Build Coastguard Workerdefine i1 @TNAN() { 39*9880d681SAndroid Build Coastguard Worker; CHECK-LABEL: @TNAN( 40*9880d681SAndroid Build Coastguard Worker; CHECK: ret i1 true 41*9880d681SAndroid Build Coastguard Worker %A = fcmp uno double 0x7FF8000000000000, 1.000000e+00 42*9880d681SAndroid Build Coastguard Worker %B = fcmp uno double 1.230000e+02, 1.000000e+00 43*9880d681SAndroid Build Coastguard Worker %C = or i1 %A, %B 44*9880d681SAndroid Build Coastguard Worker ret i1 %C 45*9880d681SAndroid Build Coastguard Worker} 46*9880d681SAndroid Build Coastguard Worker 47*9880d681SAndroid Build Coastguard Workerdefine i128 @vector_to_int_cast() { 48*9880d681SAndroid Build Coastguard Worker %A = bitcast <4 x i32> <i32 1073741824, i32 1073741824, i32 1073741824, i32 1073741824> to i128 49*9880d681SAndroid Build Coastguard Worker ret i128 %A 50*9880d681SAndroid Build Coastguard Worker; CHECK-LABEL: @vector_to_int_cast( 51*9880d681SAndroid Build Coastguard Worker; CHECK: ret i128 85070591750041656499021422275829170176 52*9880d681SAndroid Build Coastguard Worker} 53*9880d681SAndroid Build Coastguard Worker 54