1 ; RUN: llc < %s | FileCheck %s 2 3 target datalayout = "e-p:32:32:32-i1:8:32-i8:8:32-i16:16:32-i32:32:32-i64:32:64-f32:32:32-f64:32:64-v64:32:64-v128:32:128-a0:0:32-n32-S32" 4 target triple = "thumbv7-apple-ios0.0.0" 5 6 ; Codegen should only compare one bit of the loaded value. 7 ; rdar://10887484 8 9 ; CHECK-LABEL: foo: 10 ; CHECK: ldrb r[[R0:[0-9]+]], [r0] 11 ; CHECK: tst.w r[[R0]], #1 12 define void @foo(i8* %call, double* %p) nounwind { 13 entry: 14 %tmp2 = load i8* %call 15 %tmp3 = trunc i8 %tmp2 to i1 16 %cond = select i1 %tmp3, double 2.000000e+00, double 1.000000e+00 17 store double %cond, double* %p 18 ret void 19 } 20
