File: 2013-05-15-preinc-fold.ll

package info (click to toggle)
llvm-toolchain-11 1%3A11.0.1-2~deb10u1
  • links: PTS, VCS
  • area: main
  • in suites: buster
  • size: 995,836 kB
  • sloc: cpp: 4,767,656; ansic: 760,916; asm: 477,436; python: 170,940; objc: 69,804; lisp: 29,914; sh: 23,855; f90: 18,173; pascal: 7,551; perl: 7,471; ml: 5,603; awk: 3,489; makefile: 2,573; xml: 915; cs: 573; fortran: 503; javascript: 452
file content (33 lines) | stat: -rw-r--r-- 992 bytes parent folder | download | duplicates (16) 
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
 
; RUN: llc -verify-machineinstrs < %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-f128:128:128-v128:128:128-n32:64"
target triple = "powerpc64-unknown-linux-gnu"

define i8* @test(i8* %base, i8 %val) {
entry:
  %arrayidx = getelementptr inbounds i8, i8* %base, i32 -1
  store i8 %val, i8* %arrayidx, align 1
  %arrayidx2 = getelementptr inbounds i8, i8* %base, i32 1
  store i8 %val, i8* %arrayidx2, align 1
  ret i8* %arrayidx
}
; CHECK: @test
; CHECK: %entry
; CHECK-NEXT: stbu 4, -1(3)
; CHECK-NEXT: stb 4, 2(3)
; CHECK-NEXT: blr

define i64* @test64(i64* %base, i64 %val) {
entry:
  %arrayidx = getelementptr inbounds i64, i64* %base, i32 -1
  store i64 %val, i64* %arrayidx, align 8
  %arrayidx2 = getelementptr inbounds i64, i64* %base, i32 1
  store i64 %val, i64* %arrayidx2, align 8
  ret i64* %arrayidx
}
; CHECK: @test64
; CHECK: %entry
; CHECK-NEXT: stdu 4, -8(3)
; CHECK-NEXT: std 4, 16(3)
; CHECK-NEXT: blr