[asan] add llvm-ish test for memset/etc instrumentation

[oota-llvm.git] / test / Instrumentation / AddressSanitizer / basic.ll

diff --git a/test/Instrumentation/AddressSanitizer/basic.ll b/test/Instrumentation/AddressSanitizer/basic.ll
index c1b27a59023406dd87754fd3e7909e1fe1cf3a90..7a125a396433581828af8e0005d1f68a19ae2d5d 100644 (file)
--- a/test/Instrumentation/AddressSanitizer/basic.ll
+++ b/test/Instrumentation/AddressSanitizer/basic.ll
@@ -1,11 +1,11 @@
 ; Test basic address sanitizer instrumentation.
 ;
-; RUN: opt < %s -asan -S | FileCheck %s
+; RUN: opt < %s -asan -asan-module -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"
 target triple = "x86_64-unknown-linux-gnu"
 
-define i32 @test_load(i32* %a) address_safety {
+define i32 @test_load(i32* %a) sanitize_address {
 ; CHECK: @test_load
 ; CHECK-NOT: load
 ; CHECK:   %[[LOAD_ADDR:[^ ]*]] = ptrtoint i32* %a to i64
@@ -38,7 +38,7 @@ entry:
   ret i32 %tmp1
 }
 
-define void @test_store(i32* %a) address_safety {
+define void @test_store(i32* %a) sanitize_address {
 ; CHECK: @test_store
 ; CHECK-NOT: store
 ; CHECK:   %[[STORE_ADDR:[^ ]*]] = ptrtoint i32* %a to i64
@@ -73,7 +73,7 @@ entry:
 ; Check that asan leaves just one alloca.
 
 declare void @alloca_test_use([10 x i8]*)
-define void @alloca_test() address_safety {
+define void @alloca_test() sanitize_address {
 entry:
   %x = alloca [10 x i8], align 1
   %y = alloca [10 x i8], align 1
@@ -89,12 +89,71 @@ entry:
 ; CHECK-NOT: = alloca
 ; CHECK: ret void
 
-define void @LongDoubleTest(x86_fp80* nocapture %a) nounwind uwtable address_safety {
+define void @LongDoubleTest(x86_fp80* nocapture %a) nounwind uwtable sanitize_address {
 entry:
     store x86_fp80 0xK3FFF8000000000000000, x86_fp80* %a, align 16
     ret void
 }
 
 ; CHECK: LongDoubleTest
-; CHECK-NOT: __asan_report_store16
+; CHECK: __asan_report_store_n
+; CHECK: __asan_report_store_n
 ; CHECK: ret void
+
+
+define void @i40test(i40* %a, i40* %b) nounwind uwtable sanitize_address {
+  entry:
+  %t = load i40* %a
+  store i40 %t, i40* %b, align 8
+  ret void
+}
+
+; CHECK: i40test
+; CHECK: __asan_report_load_n{{.*}}, i64 5)
+; CHECK: __asan_report_load_n{{.*}}, i64 5)
+; CHECK: __asan_report_store_n{{.*}}, i64 5)
+; CHECK: __asan_report_store_n{{.*}}, i64 5)
+; CHECK: ret void
+
+define void @i80test(i80* %a, i80* %b) nounwind uwtable sanitize_address {
+  entry:
+  %t = load i80* %a
+  store i80 %t, i80* %b, align 8
+  ret void
+}
+
+; CHECK: i80test
+; CHECK: __asan_report_load_n{{.*}}, i64 10)
+; CHECK: __asan_report_load_n{{.*}}, i64 10)
+; CHECK: __asan_report_store_n{{.*}}, i64 10)
+; CHECK: __asan_report_store_n{{.*}}, i64 10)
+; CHECK: ret void
+
+; asan should not instrument functions with available_externally linkage.
+define available_externally i32 @f_available_externally(i32* %a) sanitize_address  {
+entry:
+  %tmp1 = load i32* %a
+  ret i32 %tmp1
+}
+; CHECK: @f_available_externally
+; CHECK-NOT: __asan_report
+; CHECK: ret i32
+
+declare void @llvm.memset.p0i8.i64(i8* nocapture, i8, i64, i32, i1) nounwind
+declare void @llvm.memmove.p0i8.p0i8.i64(i8* nocapture, i8* nocapture readonly, i64, i32, i1) nounwind
+declare void @llvm.memcpy.p0i8.p0i8.i64(i8* nocapture, i8* nocapture readonly, i64, i32, i1) nounwind
+
+define void @memintr_test(i8* %a, i8* %b) nounwind uwtable sanitize_address {
+  entry:
+  tail call void @llvm.memset.p0i8.i64(i8* %a, i8 0, i64 100, i32 1, i1 false)
+  tail call void @llvm.memmove.p0i8.p0i8.i64(i8* %a, i8* %b, i64 100, i32 1, i1 false)
+  tail call void @llvm.memcpy.p0i8.p0i8.i64(i8* %a, i8* %b, i64 100, i32 1, i1 false)
+  ret void
+}
+
+; CHECK-LABEL: memintr_test
+; CHECK: __asan_memset
+; CHECK: __asan_memmove
+; CHECK: __asan_memcpy
+; CHECK: ret void
+