test/CodeGen/ARM64/arm64-dead-def-elimination-flag.ll


1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16

; RUN: llc -march=arm64 -arm64-dead-def-elimination=false < %s | FileCheck %s

target datalayout = "e-m:o-i64:64-i128:128-n32:64-S128"
target triple = "arm64-apple-ios7.0.0"

; Function Attrs: nounwind ssp uwtable
define i32 @test1() #0 {
  %tmp1 = alloca i8
  %tmp2 = icmp eq i8* %tmp1, null
  %tmp3 = zext i1 %tmp2 to i32

  ret i32 %tmp3

  ; CHECK-LABEL: test1
  ; CHECK: adds {{x[0-9]+}}, sp, #15
}