[llvm] cb44439 - [SimplifyCFG] Make test more robust (NFC)

Nikita Popov via llvm-commits llvm-commits at lists.llvm.org
Sun Apr 4 08:15:11 PDT 2021


Author: Nikita Popov
Date: 2021-04-04T17:14:59+02:00
New Revision: cb4443994e72ab524c70854dc93cd272ac1c4026

URL: https://github.com/llvm/llvm-project/commit/cb4443994e72ab524c70854dc93cd272ac1c4026
DIFF: https://github.com/llvm/llvm-project/commit/cb4443994e72ab524c70854dc93cd272ac1c4026.diff

LOG: [SimplifyCFG] Make test more robust (NFC)

These are supposed to test creation of a switch, so make sure
there is some actual code in the branches. Otherwise this could
be turned into a select instead.

Added: 
    

Modified: 
    llvm/test/Transforms/SimplifyCFG/switch_create-custom-dl.ll
    llvm/test/Transforms/SimplifyCFG/switch_create.ll

Removed: 
    


################################################################################
diff  --git a/llvm/test/Transforms/SimplifyCFG/switch_create-custom-dl.ll b/llvm/test/Transforms/SimplifyCFG/switch_create-custom-dl.ll
index e5c12cbc56f76..91e8b3d84942d 100644
--- a/llvm/test/Transforms/SimplifyCFG/switch_create-custom-dl.ll
+++ b/llvm/test/Transforms/SimplifyCFG/switch_create-custom-dl.ll
@@ -253,7 +253,7 @@ define void @test7(i8 zeroext %c, i32 %x) nounwind ssp noredzone {
 ; CHECK-NEXT:    i8 97, label [[IF_THEN]]
 ; CHECK-NEXT:    ]
 ; CHECK:       if.then:
-; CHECK-NEXT:    tail call void @foo1() [[ATTR2:#.*]]
+; CHECK-NEXT:    tail call void @foo1() #[[ATTR2:[0-9]+]]
 ; CHECK-NEXT:    ret void
 ; CHECK:       if.end:
 ; CHECK-NEXT:    ret void
@@ -289,7 +289,7 @@ define i32 @test8(i8 zeroext %c, i32 %x, i1 %C) nounwind ssp noredzone {
 ; CHECK-NEXT:    ]
 ; CHECK:       if.then:
 ; CHECK-NEXT:    [[A:%.*]] = phi i32 [ 0, [[ENTRY:%.*]] ], [ 42, [[SWITCH_EARLY_TEST]] ], [ 42, [[N]] ], [ 42, [[SWITCH_EARLY_TEST]] ]
-; CHECK-NEXT:    tail call void @foo1() [[ATTR2]]
+; CHECK-NEXT:    tail call void @foo1() #[[ATTR2]]
 ; CHECK-NEXT:    ret i32 [[A]]
 ; CHECK:       if.end:
 ; CHECK-NEXT:    ret i32 0
@@ -396,10 +396,11 @@ define i32 @test10(i32 %mode, i1 %Cond) {
 ; CHECK-NEXT:    i32 0, label [[F]]
 ; CHECK-NEXT:    ]
 ; CHECK:       T:
-; CHECK-NEXT:    [[MERGE:%.*]] = phi i32 [ 123, [[SWITCH_EARLY_TEST]] ], [ 324, [[F]] ]
-; CHECK-NEXT:    ret i32 [[MERGE]]
+; CHECK-NEXT:    call void @foo1()
+; CHECK-NEXT:    ret i32 123
 ; CHECK:       F:
-; CHECK-NEXT:    br label [[T]]
+; CHECK-NEXT:    call void @foo2()
+; CHECK-NEXT:    ret i32 324
 ;
   %A = icmp ne i32 %mode, 0
   %B = icmp ne i32 %mode, 51
@@ -407,8 +408,10 @@ define i32 @test10(i32 %mode, i1 %Cond) {
   %D = and i1 %C, %Cond
   br i1 %D, label %T, label %F
 T:
+  call void @foo1()
   ret i32 123
 F:
+  call void @foo2()
   ret i32 324
 
 }
@@ -506,7 +509,7 @@ define void @test13(i32 %x) nounwind ssp noredzone {
 ; CHECK-NEXT:    i32 0, label [[IF_THEN]]
 ; CHECK-NEXT:    ]
 ; CHECK:       if.then:
-; CHECK-NEXT:    call void @foo1() [[ATTR3:#.*]]
+; CHECK-NEXT:    call void @foo1() #[[ATTR3:[0-9]+]]
 ; CHECK-NEXT:    br label [[IF_END]]
 ; CHECK:       if.end:
 ; CHECK-NEXT:    ret void
@@ -548,7 +551,7 @@ define void @test14(i32 %x) nounwind ssp noredzone {
 ; CHECK-NEXT:    i32 0, label [[IF_THEN]]
 ; CHECK-NEXT:    ]
 ; CHECK:       if.then:
-; CHECK-NEXT:    call void @foo1() [[ATTR3]]
+; CHECK-NEXT:    call void @foo1() #[[ATTR3]]
 ; CHECK-NEXT:    br label [[IF_END]]
 ; CHECK:       if.end:
 ; CHECK-NEXT:    ret void

diff  --git a/llvm/test/Transforms/SimplifyCFG/switch_create.ll b/llvm/test/Transforms/SimplifyCFG/switch_create.ll
index 3a047313b44a8..0ed254af2a26e 100644
--- a/llvm/test/Transforms/SimplifyCFG/switch_create.ll
+++ b/llvm/test/Transforms/SimplifyCFG/switch_create.ll
@@ -303,7 +303,7 @@ define void @test7(i8 zeroext %c, i32 %x) nounwind ssp noredzone {
 ; CHECK-NEXT:    i8 97, label [[IF_THEN]]
 ; CHECK-NEXT:    ]
 ; CHECK:       if.then:
-; CHECK-NEXT:    tail call void @foo1() [[ATTR2:#.*]]
+; CHECK-NEXT:    tail call void @foo1() #[[ATTR2:[0-9]+]]
 ; CHECK-NEXT:    ret void
 ; CHECK:       if.end:
 ; CHECK-NEXT:    ret void
@@ -339,7 +339,7 @@ define i32 @test8(i8 zeroext %c, i32 %x, i1 %C) nounwind ssp noredzone {
 ; CHECK-NEXT:    ]
 ; CHECK:       if.then:
 ; CHECK-NEXT:    [[A:%.*]] = phi i32 [ 0, [[ENTRY:%.*]] ], [ 42, [[SWITCH_EARLY_TEST]] ], [ 42, [[N]] ], [ 42, [[SWITCH_EARLY_TEST]] ]
-; CHECK-NEXT:    tail call void @foo1() [[ATTR2]]
+; CHECK-NEXT:    tail call void @foo1() #[[ATTR2]]
 ; CHECK-NEXT:    ret i32 [[A]]
 ; CHECK:       if.end:
 ; CHECK-NEXT:    ret i32 0
@@ -446,10 +446,11 @@ define i32 @test10(i32 %mode, i1 %Cond) {
 ; CHECK-NEXT:    i32 0, label [[F]]
 ; CHECK-NEXT:    ]
 ; CHECK:       T:
-; CHECK-NEXT:    [[MERGE:%.*]] = phi i32 [ 123, [[SWITCH_EARLY_TEST]] ], [ 324, [[F]] ]
-; CHECK-NEXT:    ret i32 [[MERGE]]
+; CHECK-NEXT:    call void @foo1()
+; CHECK-NEXT:    ret i32 123
 ; CHECK:       F:
-; CHECK-NEXT:    br label [[T]]
+; CHECK-NEXT:    call void @foo2()
+; CHECK-NEXT:    ret i32 324
 ;
   %A = icmp ne i32 %mode, 0
   %B = icmp ne i32 %mode, 51
@@ -457,8 +458,10 @@ define i32 @test10(i32 %mode, i1 %Cond) {
   %D = and i1 %C, %Cond
   br i1 %D, label %T, label %F
 T:
+  call void @foo1()
   ret i32 123
 F:
+  call void @foo2()
   ret i32 324
 
 }
@@ -472,10 +475,11 @@ define i32 @test10_select(i32 %mode, i1 %Cond) {
 ; CHECK-NEXT:    i32 0, label [[F]]
 ; CHECK-NEXT:    ]
 ; CHECK:       T:
-; CHECK-NEXT:    [[MERGE:%.*]] = phi i32 [ 123, [[SWITCH_EARLY_TEST]] ], [ 324, [[F]] ]
-; CHECK-NEXT:    ret i32 [[MERGE]]
+; CHECK-NEXT:    call void @foo1()
+; CHECK-NEXT:    ret i32 123
 ; CHECK:       F:
-; CHECK-NEXT:    br label [[T]]
+; CHECK-NEXT:    call void @foo2()
+; CHECK-NEXT:    ret i32 324
 ;
   %A = icmp ne i32 %mode, 0
   %B = icmp ne i32 %mode, 51
@@ -483,8 +487,10 @@ define i32 @test10_select(i32 %mode, i1 %Cond) {
   %D = select i1 %C, i1 %Cond, i1 false
   br i1 %D, label %T, label %F
 T:
+  call void @foo1()
   ret i32 123
 F:
+  call void @foo2()
   ret i32 324
 
 }
@@ -499,10 +505,11 @@ define i32 @test10_select_and(i32 %mode, i1 %Cond) {
 ; CHECK-NEXT:    i32 0, label [[F]]
 ; CHECK-NEXT:    ]
 ; CHECK:       T:
-; CHECK-NEXT:    [[MERGE:%.*]] = phi i32 [ 123, [[SWITCH_EARLY_TEST]] ], [ 324, [[F]] ]
-; CHECK-NEXT:    ret i32 [[MERGE]]
+; CHECK-NEXT:    call void @foo1()
+; CHECK-NEXT:    ret i32 123
 ; CHECK:       F:
-; CHECK-NEXT:    br label [[T]]
+; CHECK-NEXT:    call void @foo2()
+; CHECK-NEXT:    ret i32 324
 ;
   %A = icmp ne i32 %mode, 0
   %B = icmp ne i32 %mode, 51
@@ -510,8 +517,10 @@ define i32 @test10_select_and(i32 %mode, i1 %Cond) {
   %D = and i1 %C, %Cond
   br i1 %D, label %T, label %F
 T:
+  call void @foo1()
   ret i32 123
 F:
+  call void @foo2()
   ret i32 324
 
 }
@@ -525,10 +534,11 @@ define i32 @test10_select_nofreeze(i32 %mode, i1 noundef %Cond) {
 ; CHECK-NEXT:    i32 0, label [[F]]
 ; CHECK-NEXT:    ]
 ; CHECK:       T:
-; CHECK-NEXT:    [[MERGE:%.*]] = phi i32 [ 123, [[SWITCH_EARLY_TEST]] ], [ 324, [[F]] ]
-; CHECK-NEXT:    ret i32 [[MERGE]]
+; CHECK-NEXT:    call void @foo1()
+; CHECK-NEXT:    ret i32 123
 ; CHECK:       F:
-; CHECK-NEXT:    br label [[T]]
+; CHECK-NEXT:    call void @foo2()
+; CHECK-NEXT:    ret i32 324
 ;
   %A = icmp ne i32 %mode, 0
   %B = icmp ne i32 %mode, 51
@@ -536,8 +546,10 @@ define i32 @test10_select_nofreeze(i32 %mode, i1 noundef %Cond) {
   %D = select i1 %C, i1 %Cond, i1 false
   br i1 %D, label %T, label %F
 T:
+  call void @foo1()
   ret i32 123
 F:
+  call void @foo2()
   ret i32 324
 
 }
@@ -594,8 +606,8 @@ return:                                           ; preds = %if.end, %if.then
 define void @test12() nounwind {
 ; CHECK-LABEL: @test12(
 ; CHECK-NEXT:  entry:
-; CHECK-NEXT:    [[DOTOLD:%.*]] = icmp eq i32 undef, undef
-; CHECK-NEXT:    br i1 [[DOTOLD]], label [[BB55_US_US:%.*]], label [[MALFORMED:%.*]]
+; CHECK-NEXT:    [[A_OLD:%.*]] = icmp eq i32 undef, undef
+; CHECK-NEXT:    br i1 [[A_OLD]], label [[BB55_US_US:%.*]], label [[MALFORMED:%.*]]
 ; CHECK:       bb55.us.us:
 ; CHECK-NEXT:    [[B:%.*]] = icmp ugt i32 undef, undef
 ; CHECK-NEXT:    [[A:%.*]] = icmp eq i32 undef, undef
@@ -635,7 +647,7 @@ define void @test13(i32 %x) nounwind ssp noredzone {
 ; CHECK-NEXT:    i32 0, label [[IF_THEN]]
 ; CHECK-NEXT:    ]
 ; CHECK:       if.then:
-; CHECK-NEXT:    call void @foo1() [[ATTR3:#.*]]
+; CHECK-NEXT:    call void @foo1() #[[ATTR3:[0-9]+]]
 ; CHECK-NEXT:    br label [[IF_END]]
 ; CHECK:       if.end:
 ; CHECK-NEXT:    ret void
@@ -677,7 +689,7 @@ define void @test14(i32 %x) nounwind ssp noredzone {
 ; CHECK-NEXT:    i32 0, label [[IF_THEN]]
 ; CHECK-NEXT:    ]
 ; CHECK:       if.then:
-; CHECK-NEXT:    call void @foo1() [[ATTR3]]
+; CHECK-NEXT:    call void @foo1() #[[ATTR3]]
 ; CHECK-NEXT:    br label [[IF_END]]
 ; CHECK:       if.end:
 ; CHECK-NEXT:    ret void


        


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