File: indexed-load.ll

package info (click to toggle)
swiftlang 6.1.3-2
  • links: PTS, VCS
  • area: main
  • in suites: forky, sid
  • size: 2,791,604 kB
  • sloc: cpp: 9,901,740; ansic: 2,201,431; asm: 1,091,827; python: 308,252; objc: 82,166; f90: 80,126; lisp: 38,358; pascal: 25,559; sh: 20,429; ml: 5,058; perl: 4,745; makefile: 4,484; awk: 3,535; javascript: 3,018; xml: 918; fortran: 664; cs: 573; ruby: 396
file content (21 lines) | stat: -rw-r--r-- 756 bytes parent folder | download | duplicates (17) 
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
 
; RUN: llc -verify-machineinstrs < %s | FileCheck %s

; The SplitIndexingFromLoad tranformation exposed an isel backend bug.  This
; testcase used to generate stwx 4, 3, 64.  stwx does not have an
; immediate-offset format (note the 64) and it should not be matched.

target datalayout = "e-m:e-i64:64-n32:64"
target triple = "powerpc64le-unknown-linux-gnu"

%class.test = type { [64 x i8], [5 x i8] }

; CHECK-LABEL: f:
; CHECK-NOT: stwx {{[0-9]+}}, {{[0-9]+}}, 64
define void @f(ptr %this) {
entry:
  %Subminor.i.i = getelementptr inbounds %class.test, ptr %this, i64 0, i32 1
  %bf.load2.i.i = load i40, ptr %Subminor.i.i, align 4
  %bf.clear7.i.i = and i40 %bf.load2.i.i, -8589934592
  store i40 %bf.clear7.i.i, ptr %Subminor.i.i, align 4
  ret void
}