File: stackloadstore.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 (18 lines) | stat: -rw-r--r-- 569 bytes parent folder | download | duplicates (8) 
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
 
; RUN: llc < %s -march=mipsel -mcpu=mips32 -fast-isel -frame-pointer=all -relocation-model=pic < %s

; Test that negative array access don't crash constant synthesis when fast isel
; generates negative offsets.

define i16 @test() {
  %a = alloca [4 x i16], align 4
  %arrayidx = getelementptr inbounds [4 x i16], ptr %a, i32 0, i32 -2
  %b = load i16, ptr %arrayidx, align 2
  ret i16 %b
}

define void @test2() {
  %a = alloca [4 x i16], align 4
  %arrayidx = getelementptr inbounds [4 x i16], ptr %a, i32 0, i32 -2
  store i16 2, ptr %arrayidx, align 2
  ret void
}