File: blockaddress.ll

package info (click to toggle)
llvm-toolchain-13 1%3A13.0.1-11
  • links: PTS, VCS
  • area: main
  • in suites: bookworm
  • size: 1,418,840 kB
  • sloc: cpp: 5,290,826; ansic: 996,570; asm: 544,593; python: 188,212; objc: 72,027; lisp: 30,291; f90: 25,395; sh: 24,898; javascript: 9,780; pascal: 9,398; perl: 7,484; ml: 5,432; awk: 3,523; makefile: 2,913; xml: 953; cs: 573; fortran: 539
file content (33 lines) | stat: -rw-r--r-- 1,425 bytes parent folder | download | duplicates (11)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
; RUN: llc -mtriple=aarch64-none-linux-gnu -aarch64-enable-atomic-cfg-tidy=0 -verify-machineinstrs < %s | FileCheck %s
; RUN: llc -code-model=large -mtriple=aarch64-none-linux-gnu -aarch64-enable-atomic-cfg-tidy=0 -verify-machineinstrs < %s | FileCheck --check-prefix=CHECK-LARGE %s
; RUN: llc -code-model=tiny -mtriple=aarch64-none-none-eabi -aarch64-enable-atomic-cfg-tidy=0 -verify-machineinstrs < %s | FileCheck --check-prefix=CHECK-TINY %s

@addr = global i8* null

define void @test_blockaddress() {
; CHECK-LABEL: test_blockaddress:
  store volatile i8* blockaddress(@test_blockaddress, %block), i8** @addr
  %val = load volatile i8*, i8** @addr
  indirectbr i8* %val, [label %block]
; CHECK: adrp [[DEST_HI:x[0-9]+]], [[DEST_LBL:.Ltmp[0-9]+]]
; CHECK: add [[DEST:x[0-9]+]], [[DEST_HI]], {{#?}}:lo12:[[DEST_LBL]]
; CHECK: str [[DEST]],
; CHECK: ldr [[NEWDEST:x[0-9]+]]
; CHECK: br [[NEWDEST]]

; CHECK-LARGE: movz [[ADDR_REG:x[0-9]+]], #:abs_g0_nc:[[DEST_LBL:.Ltmp[0-9]+]]
; CHECK-LARGE: movk [[ADDR_REG]], #:abs_g1_nc:[[DEST_LBL]]
; CHECK-LARGE: movk [[ADDR_REG]], #:abs_g2_nc:[[DEST_LBL]]
; CHECK-LARGE: movk [[ADDR_REG]], #:abs_g3:[[DEST_LBL]]
; CHECK-LARGE: str [[ADDR_REG]],
; CHECK-LARGE: ldr [[NEWDEST:x[0-9]+]]
; CHECK-LARGE: br [[NEWDEST]]

; CHECK-TINY: adr [[DEST:x[0-9]+]], {{.Ltmp[0-9]+}}
; CHECK-TINY: str [[DEST]],
; CHECK-TINY: ldr [[NEWDEST:x[0-9]+]]
; CHECK-TINY: br [[NEWDEST]]

block:
  ret void
}