mirror of
https://github.com/c64scene-ar/llvm-6502.git
synced 2024-12-13 04:30:23 +00:00
a4eff77e37
more information for dependences between instructions that don't share a common loop. Updated the test results appropriately. git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@168965 91177308-0d34-0410-b5e6-96231b3b80d8
75 lines
1.9 KiB
LLVM
75 lines
1.9 KiB
LLVM
; RUN: opt < %s -analyze -basicaa -da | FileCheck %s
|
|
|
|
; ModuleID = 'ZIV.bc'
|
|
target datalayout = "e-p:64:64:64-i1:8:8-i8:8:8-i16:16:16-i32:32:32-i64:64:64-f32:32:32-f64:64:64-v64:64:64-v128:128:128-a0:0:64-s0:64:64-f80:128:128-n8:16:32:64-S128"
|
|
target triple = "x86_64-apple-macosx10.6.0"
|
|
|
|
|
|
;; A[n + 1] = 0;
|
|
;; *B = A[1 + n];
|
|
|
|
define void @z0(i32* %A, i32* %B, i64 %n) nounwind uwtable ssp {
|
|
entry:
|
|
%add = add i64 %n, 1
|
|
%arrayidx = getelementptr inbounds i32* %A, i64 %add
|
|
store i32 0, i32* %arrayidx, align 4
|
|
|
|
; CHECK: da analyze - none!
|
|
; CHECK: da analyze - consistent flow [|<]!
|
|
; CHECK: da analyze - confused!
|
|
; CHECK: da analyze - none!
|
|
; CHECK: da analyze - confused!
|
|
; CHECK: da analyze - none!
|
|
|
|
%add1 = add i64 %n, 1
|
|
%arrayidx2 = getelementptr inbounds i32* %A, i64 %add1
|
|
%0 = load i32* %arrayidx2, align 4
|
|
store i32 %0, i32* %B, align 4
|
|
ret void
|
|
}
|
|
|
|
|
|
;; A[n] = 0;
|
|
;; *B = A[n + 1];
|
|
|
|
define void @z1(i32* %A, i32* %B, i64 %n) nounwind uwtable ssp {
|
|
entry:
|
|
%arrayidx = getelementptr inbounds i32* %A, i64 %n
|
|
store i32 0, i32* %arrayidx, align 4
|
|
|
|
; CHECK: da analyze - none!
|
|
; CHECK: da analyze - none!
|
|
; CHECK: da analyze - confused!
|
|
; CHECK: da analyze - none!
|
|
; CHECK: da analyze - confused!
|
|
; CHECK: da analyze - none!
|
|
|
|
%add = add i64 %n, 1
|
|
%arrayidx1 = getelementptr inbounds i32* %A, i64 %add
|
|
%0 = load i32* %arrayidx1, align 4
|
|
store i32 %0, i32* %B, align 4
|
|
ret void
|
|
}
|
|
|
|
|
|
;; A[n] = 0;
|
|
;; *B = A[m];
|
|
|
|
define void @z2(i32* %A, i32* %B, i64 %n, i64 %m) nounwind uwtable ssp {
|
|
entry:
|
|
%arrayidx = getelementptr inbounds i32* %A, i64 %n
|
|
store i32 0, i32* %arrayidx, align 4
|
|
|
|
; CHECK: da analyze - none!
|
|
; CHECK: da analyze - flow [|<]!
|
|
; CHECK: da analyze - confused!
|
|
; CHECK: da analyze - none!
|
|
; CHECK: da analyze - confused!
|
|
; CHECK: da analyze - none!
|
|
|
|
%arrayidx1 = getelementptr inbounds i32* %A, i64 %m
|
|
%0 = load i32* %arrayidx1, align 4
|
|
store i32 %0, i32* %B, align 4
|
|
ret void
|
|
}
|