llvm-6502/test/CodeGen/Thumb/2014-06-10-thumb1-ldst-opt-bug.ll
James Molloy 5eba90a861 Disable the load/store optimization pass for Thumb-1.
Moritz's changes have improved codegen a lot, but further testing showed significant correctness problems. Disable by default until these have been worked out.

Patch by Moritz Roth!


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@210789 91177308-0d34-0410-b5e6-96231b3b80d8
2014-06-12 15:18:33 +00:00

19 lines
448 B
LLVM

; RUN: llc < %s -mtriple=thumbv6m-eabi -o - | FileCheck %s
; XFAIL: *
define void @foo(i32* %A) #0 {
entry:
; CHECK-LABEL: foo:
; CHECK: push {r7, lr}
; CHECK: ldm [[REG0:r[0-9]]]!,
; CHECK-NEXT: subs [[REG0]]
; CHECK-NEXT: bl
%0 = load i32* %A, align 4
%arrayidx1 = getelementptr inbounds i32* %A, i32 1
%1 = load i32* %arrayidx1, align 4
tail call void @bar(i32* %A, i32 %0, i32 %1) #2
ret void
}
declare void @bar(i32*, i32, i32) #1