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authorEvgeniy Stepanov <eugeni.stepanov@gmail.com>2013-11-21 11:37:16 +0000
committerEvgeniy Stepanov <eugeni.stepanov@gmail.com>2013-11-21 11:37:16 +0000
commitae89383daa64d4bce7facda54ba5a04a12b801a8 (patch)
tree147db55f4a4cb35df35db447ab3233d87c1d23fc /test/Instrumentation
parent32bcb7c0a818126b4701eb79616356407603c88b (diff)
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Use multiple filecheck prefixes in msan instrumentation tests.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@195342 91177308-0d34-0410-b5e6-96231b3b80d8
Diffstat (limited to 'test/Instrumentation')
-rw-r--r--test/Instrumentation/MemorySanitizer/check_access_address.ll28
-rw-r--r--test/Instrumentation/MemorySanitizer/msan_basic.ll101
2 files changed, 57 insertions, 72 deletions
diff --git a/test/Instrumentation/MemorySanitizer/check_access_address.ll b/test/Instrumentation/MemorySanitizer/check_access_address.ll
new file mode 100644
index 0000000000..566022600e
--- /dev/null
+++ b/test/Instrumentation/MemorySanitizer/check_access_address.ll
@@ -0,0 +1,28 @@
+; RUN: opt < %s -msan -msan-check-access-address=1 -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"
+target triple = "x86_64-unknown-linux-gnu"
+
+
+; Test byval argument shadow alignment
+
+define <2 x i64> @ByValArgumentShadowLargeAlignment(<2 x i64>* byval %p) sanitize_memory {
+entry:
+ %x = load <2 x i64>* %p
+ ret <2 x i64> %x
+}
+
+; CHECK: @ByValArgumentShadowLargeAlignment
+; CHECK: call void @llvm.memcpy.p0i8.p0i8.i64(i8* {{.*}}, i8* {{.*}}, i64 16, i32 8, i1 false)
+; CHECK: ret <2 x i64>
+
+
+define i16 @ByValArgumentShadowSmallAlignment(i16* byval %p) sanitize_memory {
+entry:
+ %x = load i16* %p
+ ret i16 %x
+}
+
+; CHECK: @ByValArgumentShadowSmallAlignment
+; CHECK: call void @llvm.memcpy.p0i8.p0i8.i64(i8* {{.*}}, i8* {{.*}}, i64 2, i32 2, i1 false)
+; CHECK: ret i16
diff --git a/test/Instrumentation/MemorySanitizer/msan_basic.ll b/test/Instrumentation/MemorySanitizer/msan_basic.ll
index 72a992dd59..fceb3f0075 100644
--- a/test/Instrumentation/MemorySanitizer/msan_basic.ll
+++ b/test/Instrumentation/MemorySanitizer/msan_basic.ll
@@ -1,6 +1,5 @@
; RUN: opt < %s -msan -msan-check-access-address=0 -S | FileCheck %s
-; RUN: opt < %s -msan -msan-check-access-address=0 -msan-track-origins=1 -S | FileCheck -check-prefix=CHECK-ORIGINS %s
-; RUN: opt < %s -msan -msan-check-access-address=1 -S | FileCheck %s -check-prefix=CHECK-AA
+; RUN: opt < %s -msan -msan-check-access-address=0 -msan-track-origins=1 -S | FileCheck -check-prefix=CHECK -check-prefix=CHECK-ORIGINS %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"
target triple = "x86_64-unknown-linux-gnu"
@@ -32,20 +31,16 @@ entry:
; CHECK: @Store
; CHECK: load {{.*}} @__msan_param_tls
+; CHECK-ORIGINS: load {{.*}} @__msan_param_origin_tls
; CHECK: store
-; CHECK: store
-; CHECK: ret void
-; CHECK-ORIGINS: @Store
-; CHECK-ORIGINS: load {{.*}} @__msan_param_tls
-; CHECK-ORIGINS: store
; CHECK-ORIGINS: icmp
; CHECK-ORIGINS: br i1
; CHECK-ORIGINS: <label>
; CHECK-ORIGINS: store
; CHECK-ORIGINS: br label
; CHECK-ORIGINS: <label>
-; CHECK-ORIGINS: store
-; CHECK-ORIGINS: ret void
+; CHECK: store
+; CHECK: ret void
; Check instrumentation of aligned stores
@@ -60,20 +55,16 @@ entry:
; CHECK: @AlignedStore
; CHECK: load {{.*}} @__msan_param_tls
+; CHECK-ORIGINS: load {{.*}} @__msan_param_origin_tls
; CHECK: store {{.*}} align 32
-; CHECK: store {{.*}} align 32
-; CHECK: ret void
-; CHECK-ORIGINS: @AlignedStore
-; CHECK-ORIGINS: load {{.*}} @__msan_param_tls
-; CHECK-ORIGINS: store {{.*}} align 32
; CHECK-ORIGINS: icmp
; CHECK-ORIGINS: br i1
; CHECK-ORIGINS: <label>
; CHECK-ORIGINS: store {{.*}} align 32
; CHECK-ORIGINS: br label
; CHECK-ORIGINS: <label>
-; CHECK-ORIGINS: store {{.*}} align 32
-; CHECK-ORIGINS: ret void
+; CHECK: store {{.*}} align 32
+; CHECK: ret void
; load followed by cmp: check that we load the shadow and call __msan_warning.
@@ -251,10 +242,9 @@ declare void @llvm.memmove.p0i8.p0i8.i64(i8* nocapture, i8* nocapture, i64, i32,
; Check that we propagate shadow for "select"
-define i32 @Select(i32 %a, i32 %b, i32 %c) nounwind uwtable readnone sanitize_memory {
+define i32 @Select(i32 %a, i32 %b, i1 %c) nounwind uwtable readnone sanitize_memory {
entry:
- %tobool = icmp ne i32 %c, 0
- %cond = select i1 %tobool, i32 %a, i32 %b
+ %cond = select i1 %c, i32 %a, i32 %b
ret i32 %cond
}
@@ -263,6 +253,8 @@ entry:
; CHECK-NEXT: sext i1 {{.*}} to i32
; CHECK-NEXT: or i32
; CHECK-NEXT: select
+; CHECK-ORIGINS: select
+; CHECK-ORIGINS: select
; CHECK: ret i32
@@ -280,14 +272,12 @@ entry:
; CHECK: select <8 x i1>
; CHECK-NEXT: sext <8 x i1> {{.*}} to <8 x i16>
; CHECK-NEXT: or <8 x i16>
-; CHECK-NEXT: select <8 x i1>
-; CHECK: ret <8 x i16>
-
-; CHECK-ORIGINS: @SelectVector
; CHECK-ORIGINS: bitcast <8 x i1> {{.*}} to i8
-; CHECK-ORIGINS: icmp ne i8
+; CHECK-ORIGINS: icmp ne i8 {{.*}}, 0
; CHECK-ORIGINS: select i1
-; CHECK-ORIGINS: ret <8 x i16>
+; CHECK: select <8 x i1>
+; CHECK: ret <8 x i16>
+
; Check that we propagate origin for "select" with scalar condition and vector
@@ -318,6 +308,7 @@ entry:
; CHECK: @SelectStruct
; CHECK: select i1 {{.*}}, { i64, i64 }
; CHECK-NEXT: select i1 {{.*}}, { i64, i64 } { i64 -1, i64 -1 }, { i64, i64 }
+; CHECK-ORIGINS: select i1
; CHECK-NEXT: select i1 {{.*}}, { i64, i64 }
; CHECK: ret { i64, i64 }
@@ -330,9 +321,10 @@ entry:
; CHECK: @IntToPtr
; CHECK: load i64*{{.*}}__msan_param_tls
+; CHECK-ORIGINS-NEXT: load i32*{{.*}}__msan_param_origin_tls
; CHECK-NEXT: inttoptr
; CHECK-NEXT: store i64{{.*}}__msan_retval_tls
-; CHECK: ret i8
+; CHECK: ret i8*
define i8* @IntToPtr_ZExt(i16 %x) nounwind uwtable readnone sanitize_memory {
@@ -342,9 +334,11 @@ entry:
}
; CHECK: @IntToPtr_ZExt
+; CHECK: load i16*{{.*}}__msan_param_tls
; CHECK: zext
; CHECK-NEXT: inttoptr
-; CHECK: ret i8
+; CHECK-NEXT: store i64{{.*}}__msan_retval_tls
+; CHECK: ret i8*
; Check that we insert exactly one check on udiv
@@ -474,13 +468,8 @@ define i32 @ShadowLoadAlignmentSmall() nounwind uwtable sanitize_memory {
; CHECK: @ShadowLoadAlignmentSmall
; CHECK: load volatile i32* {{.*}} align 2
; CHECK: load i32* {{.*}} align 2
-; CHECK: ret i32
-
-; CHECK-ORIGINS: @ShadowLoadAlignmentSmall
-; CHECK-ORIGINS: load volatile i32* {{.*}} align 2
-; CHECK-ORIGINS: load i32* {{.*}} align 2
; CHECK-ORIGINS: load i32* {{.*}} align 4
-; CHECK-ORIGINS: ret i32
+; CHECK: ret i32
; Test vector manipulation instructions.
@@ -567,17 +556,13 @@ declare <16 x i8> @llvm.x86.sse3.ldu.dq(i8* %p) nounwind
; CHECK: @LoadIntrinsic
; CHECK: load <16 x i8>* {{.*}} align 1
+; CHECK-ORIGINS: [[ORIGIN:%[01-9a-z]+]] = load i32* {{.*}}
; CHECK-NOT: br
; CHECK-NOT: = or
; CHECK: call <16 x i8> @llvm.x86.sse3.ldu.dq
; CHECK: store <16 x i8> {{.*}} @__msan_retval_tls
-; CHECK: ret <16 x i8>
-
-; CHECK-ORIGINS: @LoadIntrinsic
-; CHECK-ORIGINS: [[ORIGIN:%[01-9a-z]+]] = load i32* {{.*}}
-; CHECK-ORIGINS: call <16 x i8> @llvm.x86.sse3.ldu.dq
; CHECK-ORIGINS: store i32 {{.*}}[[ORIGIN]], i32* @__msan_retval_origin_tls
-; CHECK-ORIGINS: ret <16 x i8>
+; CHECK: ret <16 x i8>
; Simple NoMem intrinsic
@@ -593,21 +578,17 @@ declare <8 x i16> @llvm.x86.sse2.padds.w(<8 x i16> %a, <8 x i16> %b) nounwind
; CHECK: @Paddsw128
; CHECK-NEXT: load <8 x i16>* {{.*}} @__msan_param_tls
-; CHECK-NEXT: load <8 x i16>* {{.*}} @__msan_param_tls
-; CHECK-NEXT: = or <8 x i16>
-; CHECK-NEXT: call <8 x i16> @llvm.x86.sse2.padds.w
-; CHECK-NEXT: store <8 x i16> {{.*}} @__msan_retval_tls
-; CHECK-NEXT: ret <8 x i16>
-
-; CHECK-ORIGINS: @Paddsw128
; CHECK-ORIGINS: load i32* {{.*}} @__msan_param_origin_tls
+; CHECK-NEXT: load <8 x i16>* {{.*}} @__msan_param_tls
; CHECK-ORIGINS: load i32* {{.*}} @__msan_param_origin_tls
+; CHECK-NEXT: = or <8 x i16>
; CHECK-ORIGINS: = bitcast <8 x i16> {{.*}} to i128
; CHECK-ORIGINS-NEXT: = icmp ne i128 {{.*}}, 0
; CHECK-ORIGINS-NEXT: = select i1 {{.*}}, i32 {{.*}}, i32
-; CHECK-ORIGINS: call <8 x i16> @llvm.x86.sse2.padds.w
+; CHECK-NEXT: call <8 x i16> @llvm.x86.sse2.padds.w
+; CHECK-NEXT: store <8 x i16> {{.*}} @__msan_retval_tls
; CHECK-ORIGINS: store i32 {{.*}} @__msan_retval_origin_tls
-; CHECK-ORIGINS: ret <8 x i16>
+; CHECK-NEXT: ret <8 x i16>
; Test handling of vectors of pointers.
@@ -752,30 +733,6 @@ entry:
; CHECK: ret <2 x i64>
-; Test byval argument shadow alignment
-
-define <2 x i64> @ByValArgumentShadowLargeAlignment(<2 x i64>* byval %p) sanitize_memory {
-entry:
- %x = load <2 x i64>* %p
- ret <2 x i64> %x
-}
-
-; CHECK-AA: @ByValArgumentShadowLargeAlignment
-; CHECK-AA: call void @llvm.memcpy.p0i8.p0i8.i64(i8* {{.*}}, i8* {{.*}}, i64 16, i32 8, i1 false)
-; CHECK-AA: ret <2 x i64>
-
-
-define i16 @ByValArgumentShadowSmallAlignment(i16* byval %p) sanitize_memory {
-entry:
- %x = load i16* %p
- ret i16 %x
-}
-
-; CHECK-AA: @ByValArgumentShadowSmallAlignment
-; CHECK-AA: call void @llvm.memcpy.p0i8.p0i8.i64(i8* {{.*}}, i8* {{.*}}, i64 2, i32 2, i1 false)
-; CHECK-AA: ret i16
-
-
; Test origin propagation for insertvalue
define { i64, i32 } @make_pair_64_32(i64 %x, i32 %y) sanitize_memory {