llvm-6502/2008-08-19-SubAndFetch.ll at 4932bbe20c4b96552dcab332503b80ff3b56ad93 - llvm-6502 - Applefritter: Git

6502/llvm-6502

mirror of https://github.com/c64scene-ar/llvm-6502.git synced 2024-09-06 09:54:49 +00:00

Eli Friedman 184944acdf Convert a bunch more tests over to the new atomic instructions.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@140582 91177308-0d34-0410-b5e6-96231b3b80d8

2011-09-26 23:15:09 +00:00

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 ; RUN: llc < %s -march=x86-64 | FileCheck %s
 @var = external global i64		; <i64*> [#uses=1]
 define i32 @main() nounwind {
 entry:
 ; CHECK: main:
 ; CHECK: lock
 ; CHECK: decq
 	atomicrmw sub i64* @var, i64 1 monotonic
 	unreachable
 }