mirror of
https://github.com/c64scene-ar/llvm-6502.git
synced 2024-11-06 21:05:51 +00:00
acee9e7056
add regression tests for this problem. Can already compile & run: PHP, PCRE, and ICU (i.e., all the software I tried) git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@157822 91177308-0d34-0410-b5e6-96231b3b80d8
119 lines
2.7 KiB
LLVM
119 lines
2.7 KiB
LLVM
; RUN: opt < %s -bounds-checking -S | FileCheck %s
|
|
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"
|
|
|
|
@.str = private constant [8 x i8] c"abcdefg\00" ; <[8 x i8]*>
|
|
|
|
declare noalias i8* @malloc(i64) nounwind
|
|
declare noalias i8* @calloc(i64, i64) nounwind
|
|
declare noalias i8* @realloc(i8* nocapture, i64) nounwind
|
|
|
|
; CHECK: @f1
|
|
define void @f1() nounwind {
|
|
%1 = tail call i8* @malloc(i64 32)
|
|
%2 = bitcast i8* %1 to i32*
|
|
%idx = getelementptr inbounds i32* %2, i64 2
|
|
; CHECK-NOT: trap
|
|
store i32 3, i32* %idx, align 4
|
|
ret void
|
|
}
|
|
|
|
; CHECK: @f2
|
|
define void @f2() nounwind {
|
|
%1 = tail call i8* @malloc(i64 32)
|
|
%2 = bitcast i8* %1 to i32*
|
|
%idx = getelementptr inbounds i32* %2, i64 8
|
|
; CHECK: trap
|
|
store i32 3, i32* %idx, align 4
|
|
ret void
|
|
}
|
|
|
|
; CHECK: @f3
|
|
define void @f3(i64 %x) nounwind {
|
|
%1 = tail call i8* @calloc(i64 4, i64 %x)
|
|
%2 = bitcast i8* %1 to i32*
|
|
%idx = getelementptr inbounds i32* %2, i64 8
|
|
; CHECK: mul i64 4, %
|
|
; CHECK: sub i64 {{.*}}, 32
|
|
; CHECK-NEXT: icmp ult i64 {{.*}}, 32
|
|
; CHECK-NEXT: icmp ult i64 {{.*}}, 4
|
|
; CHECK-NEXT: or i1
|
|
; CHECK: trap
|
|
store i32 3, i32* %idx, align 4
|
|
ret void
|
|
}
|
|
|
|
; CHECK: @f4
|
|
define void @f4(i64 %x) nounwind {
|
|
%1 = tail call i8* @realloc(i8* null, i64 %x) nounwind
|
|
%2 = bitcast i8* %1 to i32*
|
|
%idx = getelementptr inbounds i32* %2, i64 8
|
|
; CHECK: trap
|
|
%3 = load i32* %idx, align 4
|
|
ret void
|
|
}
|
|
|
|
; CHECK: @f5
|
|
define void @f5(i64 %x) nounwind {
|
|
%idx = getelementptr inbounds [8 x i8]* @.str, i64 0, i64 %x
|
|
; CHECK: trap
|
|
%1 = load i8* %idx, align 4
|
|
ret void
|
|
}
|
|
|
|
; CHECK: @f6
|
|
define void @f6(i64 %x) nounwind {
|
|
%1 = alloca i128
|
|
; CHECK-NOT: trap
|
|
%2 = load i128* %1, align 4
|
|
ret void
|
|
}
|
|
|
|
; CHECK: @f7
|
|
define void @f7(i64 %x) nounwind {
|
|
%1 = alloca i128, i64 %x
|
|
; CHECK: mul i64 16,
|
|
; CHECK: trap
|
|
%2 = load i128* %1, align 4
|
|
ret void
|
|
}
|
|
|
|
; CHECK: @f8
|
|
define void @f8() nounwind {
|
|
%1 = alloca i128
|
|
%2 = alloca i128
|
|
%3 = select i1 undef, i128* %1, i128* %2
|
|
; CHECK-NOT: trap
|
|
%4 = load i128* %3, align 4
|
|
ret void
|
|
}
|
|
|
|
; CHECK: @f9
|
|
define void @f9(i128* %arg) nounwind {
|
|
%1 = alloca i128
|
|
%2 = select i1 undef, i128* %arg, i128* %1
|
|
; CHECK-NOT: trap
|
|
%3 = load i128* %2, align 4
|
|
ret void
|
|
}
|
|
|
|
; CHECK: @f10
|
|
define void @f10(i64 %x, i64 %y) nounwind {
|
|
%1 = alloca i128, i64 %x
|
|
%2 = alloca i128, i64 %y
|
|
%3 = select i1 undef, i128* %1, i128* %2
|
|
; CHECK: select
|
|
; CHECK: select
|
|
; CHECK: trap
|
|
%4 = load i128* %3, align 4
|
|
ret void
|
|
}
|
|
|
|
; CHECK: @f11
|
|
define void @f11(i128* byval %x) nounwind {
|
|
%1 = bitcast i128* %x to i8*
|
|
%2 = getelementptr inbounds i8* %1, i64 16
|
|
; CHECK: br label
|
|
%3 = load i8* %2, align 4
|
|
ret void
|
|
}
|