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view test/CodeGen/AArch64/arm64-blockaddress.ll @ 100:7d135dc70f03 LLVM 3.9

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LLVM 3.9
author Miyagi Mitsuki <e135756@ie.u-ryukyu.ac.jp>
date Tue, 26 Jan 2016 22:53:40 +0900
parents afa8332a0e37
children 803732b1fca8
line wrap: on
line source

; RUN: llc < %s -mtriple=arm64-apple-ios | FileCheck %s
; RUN: llc < %s -mtriple=arm64-linux-gnu | FileCheck %s --check-prefix=CHECK-LINUX
; RUN: llc < %s -mtriple=arm64-linux-gnu -code-model=large| FileCheck %s --check-prefix=CHECK-LARGE

; rdar://9188695

define i64 @t() nounwind ssp {
entry:
; CHECK-LABEL: t:
; CHECK: adrp [[REG:x[0-9]+]], Ltmp1@PAGE
; CHECK: add {{x[0-9]+}}, [[REG]], Ltmp1@PAGEOFF

; CHECK-LINUX-LABEL: t:
; CHECK-LINUX: adrp [[REG:x[0-9]+]], .Ltmp1
; CHECK-LINUX: add {{x[0-9]+}}, [[REG]], :lo12:.Ltmp1

; CHECK-LARGE-LABEL: t:
; CHECK-LARGE: movz [[ADDR_REG:x[0-9]+]], #:abs_g3:[[DEST_LBL:.Ltmp[0-9]+]]
; CHECK-LARGE: movk [[ADDR_REG]], #:abs_g2_nc:[[DEST_LBL]]
; CHECK-LARGE: movk [[ADDR_REG]], #:abs_g1_nc:[[DEST_LBL]]
; CHECK-LARGE: movk [[ADDR_REG]], #:abs_g0_nc:[[DEST_LBL]]

  %recover = alloca i64, align 8
  store volatile i64 ptrtoint (i8* blockaddress(@t, %mylabel) to i64), i64* %recover, align 8
  br label %mylabel

mylabel:
  %tmp = load volatile i64, i64* %recover, align 8
  ret i64 %tmp
}