File: promote-alloca-bitcast-function.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 (27 lines) | stat: -rw-r--r-- 975 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
; RUN: opt -data-layout=A5 -S -mtriple=amdgcn-unknown-unknown -amdgpu-promote-alloca -disable-promote-alloca-to-vector < %s | FileCheck %s

; Make sure that AMDGPUPromoteAlloca doesn't crash if the called
; function is a constantexpr cast of a function.

declare void @foo(float addrspace(5)*) #0
declare void @foo.varargs(...) #0

; CHECK-LABEL: @crash_call_constexpr_cast(
; CHECK: alloca
; CHECK: call void
define amdgpu_kernel void @crash_call_constexpr_cast() #0 {
  %alloca = alloca i32, addrspace(5)
  call void bitcast (void (float addrspace(5)*)* @foo to void (i32 addrspace(5)*)*)(i32 addrspace(5)* %alloca) #0
  ret void
}

; CHECK-LABEL: @crash_call_constexpr_cast_varargs(
; CHECK: alloca
; CHECK: call void
define amdgpu_kernel void @crash_call_constexpr_cast_varargs() #0 {
  %alloca = alloca i32, addrspace(5)
  call void bitcast (void (...)* @foo.varargs to void (i32 addrspace(5)*)*)(i32 addrspace(5)* %alloca) #0
  ret void
}

attributes #0 = { nounwind }