File: vector-bitcast.ll

package info (click to toggle)
llvm-toolchain-14 1%3A14.0.6-12
  • links: PTS, VCS
  • area: main
  • in suites: bookworm
  • size: 1,496,180 kB
  • sloc: cpp: 5,593,972; ansic: 986,872; asm: 585,869; python: 184,223; objc: 72,530; lisp: 31,119; f90: 27,793; javascript: 9,780; pascal: 9,762; sh: 9,482; perl: 7,468; ml: 5,432; awk: 3,523; makefile: 2,538; xml: 953; cs: 573; fortran: 567
file content (29 lines) | stat: -rw-r--r-- 1,092 bytes parent folder | download | duplicates (14)
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
; RUN: opt -S -rewrite-statepoints-for-gc < %s | FileCheck %s
; RUN: opt -S -passes=rewrite-statepoints-for-gc < %s | FileCheck %s
;
; A test to make sure that we can look through bitcasts of
; vector types when a base pointer is contained in a vector.

target datalayout = "e-m:e-i64:64-f80:128-n8:16:32:64-S128-ni:1"
target triple = "x86_64-unknown-linux-gnu"

declare i8 addrspace(1)* @foo()

; Function Attrs: uwtable
define i32 @test() gc "statepoint-example" {
; CHECK-LABEL: @test
entry:
; CHECK-LABEL: entry
; CHECK: %bc = bitcast
; CHECK: %[[p1:[A-Za-z0-9_]+]] = extractelement
; CHECK: %[[p2:[A-Za-z0-9_]+]] = extractelement
; CHECK: llvm.experimental.gc.statepoint
; CHECK: %[[p2]].relocated = {{.+}} @llvm.experimental.gc.relocate
; CHECK: %[[p1]].relocated = {{.+}} @llvm.experimental.gc.relocate
; CHECK: load atomic
  %bc = bitcast <8 x i8 addrspace(1)*> undef to <8 x i32 addrspace(1)*>
  %ptr= extractelement <8 x i32 addrspace(1)*> %bc, i32 7
  %0 = call i8 addrspace(1)* @foo() [ "deopt"() ]
  %1 = load atomic i32, i32 addrspace(1)* %ptr unordered, align 4
  ret i32 %1
}