File: inalloca-regparm.ll

package info (click to toggle)
llvm-toolchain-16 1%3A16.0.6-15~deb12u1
  • links: PTS, VCS
  • area: main
  • in suites: bookworm
  • size: 1,634,792 kB
  • sloc: cpp: 6,179,261; ansic: 1,216,205; asm: 741,319; python: 196,614; objc: 75,325; f90: 49,640; lisp: 32,396; pascal: 12,286; sh: 9,394; perl: 7,442; ml: 5,494; awk: 3,523; makefile: 2,723; javascript: 1,206; xml: 886; fortran: 581; cs: 573
file content (15 lines) | stat: -rw-r--r-- 512 bytes parent folder | download | duplicates (13) 
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
 
; RUN: llc -mtriple=i686-windows-msvc < %s -o /dev/null
; RUN: not --crash llc -mtriple=x86_64-windows-msvc %s -o /dev/null 2>&1 | FileCheck %s

; This will compile successfully on x86 but not x86_64, because %b will become a
; register parameter.

declare x86_thiscallcc i32 @f(i32 %a, ptr inalloca(i32) %b)
define void @g() {
  %b = alloca inalloca i32
  store i32 2, ptr %b
  call x86_thiscallcc i32 @f(i32 0, ptr inalloca(i32) %b)
  ret void
}

; CHECK: cannot use inalloca attribute on a register parameter