mirror of
https://github.com/c64scene-ar/llvm-6502.git
synced 2025-11-04 05:17:07 +00:00
bc511725f0
after sorting by stride value. This prevents it from missing IV reuse opportunities in a host-sensitive manner. git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@64415 91177308-0d34-0410-b5e6-96231b3b80d8
23 lines
656 B
LLVM
23 lines
656 B
LLVM
; RUN: llvm-as < %s | llc -march=x86-64 > %t
|
|
; RUN: grep inc %t | count 1
|
|
; RUN: not grep incw %t
|
|
|
|
@X = common global i16 0 ; <i16*> [#uses=1]
|
|
|
|
define void @foo(i32 %N) nounwind {
|
|
entry:
|
|
%0 = icmp sgt i32 %N, 0 ; <i1> [#uses=1]
|
|
br i1 %0, label %bb, label %return
|
|
|
|
bb: ; preds = %bb, %entry
|
|
%i.03 = phi i32 [ 0, %entry ], [ %indvar.next, %bb ] ; <i32> [#uses=2]
|
|
%1 = trunc i32 %i.03 to i16 ; <i16> [#uses=1]
|
|
volatile store i16 %1, i16* @X, align 2
|
|
%indvar.next = add i32 %i.03, 1 ; <i32> [#uses=2]
|
|
%exitcond = icmp eq i32 %indvar.next, %N ; <i1> [#uses=1]
|
|
br i1 %exitcond, label %return, label %bb
|
|
|
|
return: ; preds = %bb, %entry
|
|
ret void
|
|
}
|