[llvm] 6e078f9 - [GVN][NewGVN] Regenerate no_speculative_loads_with_asan.ll tests

Simon Pilgrim via llvm-commits llvm-commits at lists.llvm.org
Wed Apr 27 02:58:25 PDT 2022


Author: Simon Pilgrim
Date: 2022-04-27T10:45:39+01:00
New Revision: 6e078f980450a25059689b5c4739337ce58f02b1

URL: https://github.com/llvm/llvm-project/commit/6e078f980450a25059689b5c4739337ce58f02b1
DIFF: https://github.com/llvm/llvm-project/commit/6e078f980450a25059689b5c4739337ce58f02b1.diff

LOG: [GVN][NewGVN] Regenerate no_speculative_loads_with_asan.ll tests

As discussed on D124284 - ensure we actually checking the codegen not just a label + return

Added: 
    

Modified: 
    llvm/test/Transforms/GVN/no_speculative_loads_with_asan.ll
    llvm/test/Transforms/NewGVN/no_speculative_loads_with_asan.ll

Removed: 
    


################################################################################
diff  --git a/llvm/test/Transforms/GVN/no_speculative_loads_with_asan.ll b/llvm/test/Transforms/GVN/no_speculative_loads_with_asan.ll
index 72e0b4e9a3c1..167c775af4d7 100644
--- a/llvm/test/Transforms/GVN/no_speculative_loads_with_asan.ll
+++ b/llvm/test/Transforms/GVN/no_speculative_loads_with_asan.ll
@@ -1,8 +1,12 @@
+; NOTE: Assertions have been autogenerated by utils/update_test_checks.py
 ; RUN: opt -O3 -S %s | FileCheck %s
 target datalayout = "e-m:e-i64:64-f80:128-n8:16:32:64-S128"
 declare noalias i8* @_Znam(i64) #1
 
 define i32 @TestNoAsan() {
+; CHECK-LABEL: @TestNoAsan(
+; CHECK-NEXT:    ret i32 0
+;
   %1 = tail call noalias i8* @_Znam(i64 2)
   %2 = getelementptr inbounds i8, i8* %1, i64 1
   store i8 0, i8* %2, align 1
@@ -24,10 +28,26 @@ define i32 @TestNoAsan() {
   ret i32 %12
 }
 
-; CHECK-LABEL: @TestNoAsan
-; CHECK: ret i32 0
-
 define i32 @TestAsan() sanitize_address {
+; CHECK-LABEL: @TestAsan(
+; CHECK-NEXT:    [[TMP1:%.*]] = tail call noalias dereferenceable_or_null(2) i8* @_Znam(i64 2)
+; CHECK-NEXT:    [[TMP2:%.*]] = getelementptr inbounds i8, i8* [[TMP1]], i64 1
+; CHECK-NEXT:    store i8 0, i8* [[TMP2]], align 1
+; CHECK-NEXT:    store i8 0, i8* [[TMP1]], align 1
+; CHECK-NEXT:    [[TMP3:%.*]] = bitcast i8* [[TMP1]] to i16*
+; CHECK-NEXT:    [[TMP4:%.*]] = load i16, i16* [[TMP3]], align 4
+; CHECK-NEXT:    [[TMP5:%.*]] = icmp eq i16 [[TMP4]], 0
+; CHECK-NEXT:    br i1 [[TMP5]], label [[TMP11:%.*]], label [[TMP6:%.*]]
+; CHECK:       6:
+; CHECK-NEXT:    [[TMP7:%.*]] = getelementptr inbounds i8, i8* [[TMP1]], i64 2
+; CHECK-NEXT:    [[TMP8:%.*]] = bitcast i8* [[TMP7]] to i16*
+; CHECK-NEXT:    [[TMP9:%.*]] = load i16, i16* [[TMP8]], align 2
+; CHECK-NEXT:    [[TMP10:%.*]] = sext i16 [[TMP9]] to i32
+; CHECK-NEXT:    br label [[TMP11]]
+; CHECK:       11:
+; CHECK-NEXT:    [[TMP12:%.*]] = phi i32 [ [[TMP10]], [[TMP6]] ], [ 0, [[TMP0:%.*]] ]
+; CHECK-NEXT:    ret i32 [[TMP12]]
+;
   %1 = tail call noalias i8* @_Znam(i64 2)
   %2 = getelementptr inbounds i8, i8* %1, i64 1
   store i8 0, i8* %2, align 1
@@ -49,12 +69,26 @@ define i32 @TestAsan() sanitize_address {
   ret i32 %12
 }
 
-; CHECK-LABEL: @TestAsan
-; CHECK-NOT: %[[LOAD:[^ ]+]] = load i32
-; CHECK: {{.*}} = phi
-
-
 define i32 @TestHWAsan() sanitize_hwaddress {
+; CHECK-LABEL: @TestHWAsan(
+; CHECK-NEXT:    [[TMP1:%.*]] = tail call noalias dereferenceable_or_null(2) i8* @_Znam(i64 2)
+; CHECK-NEXT:    [[TMP2:%.*]] = getelementptr inbounds i8, i8* [[TMP1]], i64 1
+; CHECK-NEXT:    store i8 0, i8* [[TMP2]], align 1
+; CHECK-NEXT:    store i8 0, i8* [[TMP1]], align 1
+; CHECK-NEXT:    [[TMP3:%.*]] = bitcast i8* [[TMP1]] to i16*
+; CHECK-NEXT:    [[TMP4:%.*]] = load i16, i16* [[TMP3]], align 4
+; CHECK-NEXT:    [[TMP5:%.*]] = icmp eq i16 [[TMP4]], 0
+; CHECK-NEXT:    br i1 [[TMP5]], label [[TMP11:%.*]], label [[TMP6:%.*]]
+; CHECK:       6:
+; CHECK-NEXT:    [[TMP7:%.*]] = getelementptr inbounds i8, i8* [[TMP1]], i64 2
+; CHECK-NEXT:    [[TMP8:%.*]] = bitcast i8* [[TMP7]] to i16*
+; CHECK-NEXT:    [[TMP9:%.*]] = load i16, i16* [[TMP8]], align 2
+; CHECK-NEXT:    [[TMP10:%.*]] = sext i16 [[TMP9]] to i32
+; CHECK-NEXT:    br label [[TMP11]]
+; CHECK:       11:
+; CHECK-NEXT:    [[TMP12:%.*]] = phi i32 [ [[TMP10]], [[TMP6]] ], [ 0, [[TMP0:%.*]] ]
+; CHECK-NEXT:    ret i32 [[TMP12]]
+;
   %1 = tail call noalias i8* @_Znam(i64 2)
   %2 = getelementptr inbounds i8, i8* %1, i64 1
   store i8 0, i8* %2, align 1
@@ -75,8 +109,3 @@ define i32 @TestHWAsan() sanitize_hwaddress {
   %12 = phi i32 [ %10, %6 ], [ 0, %0 ]
   ret i32 %12
 }
-
-; CHECK-LABEL: @TestHWAsan
-; CHECK-NOT: %[[LOAD:[^ ]+]] = load i32
-; CHECK: {{.*}} = phi
-

diff  --git a/llvm/test/Transforms/NewGVN/no_speculative_loads_with_asan.ll b/llvm/test/Transforms/NewGVN/no_speculative_loads_with_asan.ll
index e1e5e4aff086..167c775af4d7 100644
--- a/llvm/test/Transforms/NewGVN/no_speculative_loads_with_asan.ll
+++ b/llvm/test/Transforms/NewGVN/no_speculative_loads_with_asan.ll
@@ -1,8 +1,12 @@
+; NOTE: Assertions have been autogenerated by utils/update_test_checks.py
 ; RUN: opt -O3 -S %s | FileCheck %s
 target datalayout = "e-m:e-i64:64-f80:128-n8:16:32:64-S128"
 declare noalias i8* @_Znam(i64) #1
 
 define i32 @TestNoAsan() {
+; CHECK-LABEL: @TestNoAsan(
+; CHECK-NEXT:    ret i32 0
+;
   %1 = tail call noalias i8* @_Znam(i64 2)
   %2 = getelementptr inbounds i8, i8* %1, i64 1
   store i8 0, i8* %2, align 1
@@ -24,10 +28,26 @@ define i32 @TestNoAsan() {
   ret i32 %12
 }
 
-; CHECK-LABEL: @TestNoAsan
-; CHECK: ret i32 0
-
 define i32 @TestAsan() sanitize_address {
+; CHECK-LABEL: @TestAsan(
+; CHECK-NEXT:    [[TMP1:%.*]] = tail call noalias dereferenceable_or_null(2) i8* @_Znam(i64 2)
+; CHECK-NEXT:    [[TMP2:%.*]] = getelementptr inbounds i8, i8* [[TMP1]], i64 1
+; CHECK-NEXT:    store i8 0, i8* [[TMP2]], align 1
+; CHECK-NEXT:    store i8 0, i8* [[TMP1]], align 1
+; CHECK-NEXT:    [[TMP3:%.*]] = bitcast i8* [[TMP1]] to i16*
+; CHECK-NEXT:    [[TMP4:%.*]] = load i16, i16* [[TMP3]], align 4
+; CHECK-NEXT:    [[TMP5:%.*]] = icmp eq i16 [[TMP4]], 0
+; CHECK-NEXT:    br i1 [[TMP5]], label [[TMP11:%.*]], label [[TMP6:%.*]]
+; CHECK:       6:
+; CHECK-NEXT:    [[TMP7:%.*]] = getelementptr inbounds i8, i8* [[TMP1]], i64 2
+; CHECK-NEXT:    [[TMP8:%.*]] = bitcast i8* [[TMP7]] to i16*
+; CHECK-NEXT:    [[TMP9:%.*]] = load i16, i16* [[TMP8]], align 2
+; CHECK-NEXT:    [[TMP10:%.*]] = sext i16 [[TMP9]] to i32
+; CHECK-NEXT:    br label [[TMP11]]
+; CHECK:       11:
+; CHECK-NEXT:    [[TMP12:%.*]] = phi i32 [ [[TMP10]], [[TMP6]] ], [ 0, [[TMP0:%.*]] ]
+; CHECK-NEXT:    ret i32 [[TMP12]]
+;
   %1 = tail call noalias i8* @_Znam(i64 2)
   %2 = getelementptr inbounds i8, i8* %1, i64 1
   store i8 0, i8* %2, align 1
@@ -49,11 +69,26 @@ define i32 @TestAsan() sanitize_address {
   ret i32 %12
 }
 
-; CHECK-LABEL: @TestAsan
-; CHECK-NOT: %[[LOAD:[^ ]+]] = load i32
-; CHECK: {{.*}} = phi
-
 define i32 @TestHWAsan() sanitize_hwaddress {
+; CHECK-LABEL: @TestHWAsan(
+; CHECK-NEXT:    [[TMP1:%.*]] = tail call noalias dereferenceable_or_null(2) i8* @_Znam(i64 2)
+; CHECK-NEXT:    [[TMP2:%.*]] = getelementptr inbounds i8, i8* [[TMP1]], i64 1
+; CHECK-NEXT:    store i8 0, i8* [[TMP2]], align 1
+; CHECK-NEXT:    store i8 0, i8* [[TMP1]], align 1
+; CHECK-NEXT:    [[TMP3:%.*]] = bitcast i8* [[TMP1]] to i16*
+; CHECK-NEXT:    [[TMP4:%.*]] = load i16, i16* [[TMP3]], align 4
+; CHECK-NEXT:    [[TMP5:%.*]] = icmp eq i16 [[TMP4]], 0
+; CHECK-NEXT:    br i1 [[TMP5]], label [[TMP11:%.*]], label [[TMP6:%.*]]
+; CHECK:       6:
+; CHECK-NEXT:    [[TMP7:%.*]] = getelementptr inbounds i8, i8* [[TMP1]], i64 2
+; CHECK-NEXT:    [[TMP8:%.*]] = bitcast i8* [[TMP7]] to i16*
+; CHECK-NEXT:    [[TMP9:%.*]] = load i16, i16* [[TMP8]], align 2
+; CHECK-NEXT:    [[TMP10:%.*]] = sext i16 [[TMP9]] to i32
+; CHECK-NEXT:    br label [[TMP11]]
+; CHECK:       11:
+; CHECK-NEXT:    [[TMP12:%.*]] = phi i32 [ [[TMP10]], [[TMP6]] ], [ 0, [[TMP0:%.*]] ]
+; CHECK-NEXT:    ret i32 [[TMP12]]
+;
   %1 = tail call noalias i8* @_Znam(i64 2)
   %2 = getelementptr inbounds i8, i8* %1, i64 1
   store i8 0, i8* %2, align 1
@@ -74,8 +109,3 @@ define i32 @TestHWAsan() sanitize_hwaddress {
   %12 = phi i32 [ %10, %6 ], [ 0, %0 ]
   ret i32 %12
 }
-
-; CHECK-LABEL: @TestHWAsan
-; CHECK-NOT: %[[LOAD:[^ ]+]] = load i32
-; CHECK: {{.*}} = phi
-


        


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