-; RUN: llc < %s -march=thumb -mattr=+thumb2 | FileCheck %s
-; RUN: llc < %s -march=thumb -mattr=+thumb2 | not grep it
+; RUN: llc -mtriple=thumb-eabi -mcpu=arm1156t2-s -mattr=+thumb2 %s -o - | FileCheck %s
+; If-conversion defeats the purpose of this test, which is to check CBZ
+; generation, so use memory barrier instruction to make sure it doesn't
+; happen and we get actual branches.
define i32 @t1(i32 %a, i32 %b, i32 %c) {
-; CHECK: t1
-; CHECK: beq
- %tmp2 = icmp eq i32 %a, 0
- br i1 %tmp2, label %cond_false, label %cond_true
+; CHECK-LABEL: t1:
+; CHECK: cbz
+ %tmp2 = icmp eq i32 %a, 0
+ br i1 %tmp2, label %cond_false, label %cond_true
cond_true:
- %tmp5 = add i32 %b, 1
- %tmp6 = and i32 %tmp5, %c
- ret i32 %tmp6
+ fence seq_cst
+ %tmp5 = add i32 %b, 1
+ %tmp6 = and i32 %tmp5, %c
+ ret i32 %tmp6
cond_false:
- %tmp7 = add i32 %b, -1
- %tmp8 = xor i32 %tmp7, %c
- ret i32 %tmp8
+ fence seq_cst
+ %tmp7 = add i32 %b, -1
+ %tmp8 = xor i32 %tmp7, %c
+ ret i32 %tmp8
}