mirror of
https://github.com/c64scene-ar/llvm-6502.git
synced 2024-12-29 10:32:47 +00:00
c1be92f3bb
does normal initialization and normal chaining. Change the default AliasAnalysis implementation to NoAlias. Update StandardCompileOpts.h and friends to explicitly request BasicAliasAnalysis. Update tests to explicitly request -basicaa. git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@116720 91177308-0d34-0410-b5e6-96231b3b80d8
64 lines
1.5 KiB
LLVM
64 lines
1.5 KiB
LLVM
; RUN: opt < %s -analyze -basicaa -lda | FileCheck %s
|
|
|
|
@x = common global [256 x i32] zeroinitializer, align 4
|
|
|
|
;; x[5] = x[6]
|
|
|
|
define void @f1(...) nounwind {
|
|
entry:
|
|
br label %for.body
|
|
|
|
for.body:
|
|
%i = phi i64 [ 0, %entry ], [ %i.next, %for.body ]
|
|
%x = load i32* getelementptr ([256 x i32]* @x, i32 0, i64 6)
|
|
store i32 %x, i32* getelementptr ([256 x i32]* @x, i32 0, i64 5)
|
|
; CHECK: 0,1: ind
|
|
%i.next = add i64 %i, 1
|
|
%exitcond = icmp eq i64 %i.next, 256
|
|
br i1 %exitcond, label %for.end, label %for.body
|
|
|
|
for.end:
|
|
ret void
|
|
}
|
|
|
|
;; x[c] = x[c+1] // with c being a loop-invariant constant
|
|
|
|
define void @f2(i64 %c0) nounwind {
|
|
entry:
|
|
%c1 = add i64 %c0, 1
|
|
%x.ld.addr = getelementptr [256 x i32]* @x, i64 0, i64 %c0
|
|
%x.st.addr = getelementptr [256 x i32]* @x, i64 0, i64 %c1
|
|
br label %for.body
|
|
|
|
for.body:
|
|
%i = phi i64 [ 0, %entry ], [ %i.next, %for.body ]
|
|
%x = load i32* %x.ld.addr
|
|
store i32 %x, i32* %x.st.addr
|
|
; CHECK: 0,1: ind
|
|
%i.next = add i64 %i, 1
|
|
%exitcond = icmp eq i64 %i.next, 256
|
|
br i1 %exitcond, label %for.end, label %for.body
|
|
|
|
for.end:
|
|
ret void
|
|
}
|
|
|
|
;; x[6] = x[6]
|
|
|
|
define void @f3(...) nounwind {
|
|
entry:
|
|
br label %for.body
|
|
|
|
for.body:
|
|
%i = phi i64 [ 0, %entry ], [ %i.next, %for.body ]
|
|
%x = load i32* getelementptr ([256 x i32]* @x, i32 0, i64 6)
|
|
store i32 %x, i32* getelementptr ([256 x i32]* @x, i32 0, i64 6)
|
|
; CHECK: 0,1: dep
|
|
%i.next = add i64 %i, 1
|
|
%exitcond = icmp eq i64 %i.next, 256
|
|
br i1 %exitcond, label %for.end, label %for.body
|
|
|
|
for.end:
|
|
ret void
|
|
}
|