llvm/test/CodeGen/Thumb2/ifcvt-compare.ll
Quentin Colombet 9eaef59528 [ARM] Enable shrink-wrapping by default.
Differential Revision: http://reviews.llvm.org/D14357

rdar://problem/21942589


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@253411 91177308-0d34-0410-b5e6-96231b3b80d8
2015-11-18 00:40:54 +00:00

50 lines
710 B
LLVM

; RUN: llc -mtriple=thumbv7-unknown-linux %s -o - | FileCheck %s
declare void @x()
define void @f0(i32 %x) optsize {
; CHECK-LABEL: f0:
; CHECK: cbnz
%p = icmp eq i32 %x, 0
br i1 %p, label %t, label %f
t:
call void @x()
br label %f
f:
ret void
}
define void @f1(i32 %x) optsize {
; CHECK-LABEL: f1:
; CHECK: cmp r0, #1
; CHECK: it ne
; CHECK-NEXT: bxne lr
%p = icmp eq i32 %x, 1
br i1 %p, label %t, label %f
t:
call void @x()
br label %f
f:
ret void
}
define void @f2(i32 %x) {
; CHECK-LABEL: f2:
; CHECK: cmp r0, #0
; CHECK: it ne
; CHECK-NEXT: bxne lr
%p = icmp eq i32 %x, 0
br i1 %p, label %t, label %f
t:
call void @x()
br label %f
f:
ret void
}