xref: /llvm-project/llvm/test/CodeGen/ARM/load_i1_select.ll (revision bed1c7f061aa12417aa081e334afdba45767b938)
1; RUN: llc < %s | FileCheck %s
2
3target 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"
4target 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: lsls r{{[0-9]+}}, r[[R0]], #31
12define void @foo(ptr %call, ptr %p) nounwind {
13entry:
14  %tmp2 = load i8, ptr %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, ptr %p
18  ret void
19}
20