File: align.ll

package info (click to toggle)
llvm-toolchain-9 1%3A9.0.1-16.1
  • links: PTS, VCS
  • area: main
  • in suites: bullseye
  • size: 882,388 kB
  • sloc: cpp: 4,167,636; ansic: 714,256; asm: 457,610; python: 155,927; objc: 65,094; sh: 42,856; lisp: 26,908; perl: 7,786; pascal: 7,722; makefile: 6,881; ml: 5,581; awk: 3,648; cs: 2,027; xml: 888; javascript: 381; ruby: 156
file content (28 lines) | stat: -rw-r--r-- 947 bytes parent folder | download | duplicates (21)
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
; RUN: opt -constmerge -S < %s | FileCheck %s

target datalayout = "e-p:64:64:64-i1:8:8-i8:8:8-i16:16:16-i32:32:32-i64:64:64-f32:32:32-f64:64:64-v64:64:64-v128:128:128-a0:0:64-s0:64:64-f80:128:128-n8:16:32:64-S128"


; Test that with a TD we do merge and mark the alignment as 4
@T1A = internal unnamed_addr constant i32 1
@T1B = internal unnamed_addr constant i32 1, align 2
; CHECK: @T1B = internal unnamed_addr constant i32 1, align 4

define void @test1(i32** %P1, i32** %P2) {
  store i32* @T1A, i32** %P1
  store i32* @T1B, i32** %P2
  ret void
}


; Test that even with a TD we set the alignment to the maximum if both constants
; have explicit alignments.
@T2A = internal unnamed_addr constant i32 2, align 1
@T2B = internal unnamed_addr constant i32 2, align 2
; CHECK: @T2B = internal unnamed_addr constant i32 2, align 2

define void @test2(i32** %P1, i32** %P2) {
  store i32* @T2A, i32** %P1
  store i32* @T2B, i32** %P2
  ret void
}