File: rodata_3.ll

package info (click to toggle)
llvm-toolchain-9 1%3A9.0.1-16
  • links: PTS, VCS
  • area: main
  • in suites: bullseye
  • size: 882,436 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 (41 lines) | stat: -rw-r--r-- 1,414 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
30
31
32
33
34
35
36
37
38
39
40
41
; REQUIRES: x86_64-linux
; RUN: llc < %s -march=bpfel -verify-machineinstrs | FileCheck --check-prefix=CHECK-EL %s
; RUN: llc < %s -march=bpfeb -verify-machineinstrs | FileCheck --check-prefix=CHECK-EB %s
;
; This test requires little-endian host, so we specific x86_64-linux here.
; Source code:
; struct test_t1 {
;   char a;
;   int b, c, d;
; };
;
; struct test_t1 g;
; int test()
; {
;   struct test_t1 t1 = {.a = 1};
;   g = t1;
;   return 0;
; }

%struct.test_t1 = type { i8, i32, i32, i32 }

@test.t1 = private unnamed_addr constant %struct.test_t1 { i8 1, i32 0, i32 0, i32 0 }, align 4
@g = common local_unnamed_addr global %struct.test_t1 zeroinitializer, align 4

; Function Attrs: nounwind
define i32 @test() local_unnamed_addr #0 {
entry:
    tail call void @llvm.memcpy.p0i8.p0i8.i64(i8* align 4 getelementptr inbounds (%struct.test_t1, %struct.test_t1* @g, i64 0, i32 0), i8* align 4 getelementptr inbounds (%struct.test_t1, %struct.test_t1* @test.t1, i64 0, i32 0), i64 16, i1 false)
; CHECK-EL:  r2 = 1
; CHECK-EL:  *(u32 *)(r1 + 0) = r2
; CHECK-EB:  r2 = 16777216
; CHECK-EB:  *(u32 *)(r1 + 0) = r2
    ret i32 0
}
; CHECK-EL:  .section .rodata.cst16,"aM",@progbits,16
; CHECK-EB:  .section .rodata.cst16,"aM",@progbits,16

declare void @llvm.memcpy.p0i8.p0i8.i64(i8* nocapture writeonly, i8* nocapture readonly, i64, i1) #1

attributes #0 = { nounwind }
attributes #1 = { argmemonly nounwind }