AMDGPU: Fix a few slightly broken tests

Fix minor bugs and uses of undef which break when
pointer related optimization passes are run.

llvm-svn: 269944

1 files changed, 23 insertions, 22 deletions

diff --git a/llvm/test/Transforms/LoopStrengthReduce/AMDGPU/lsr-postinc-pos-addrspace.ll b/llvm/test/Transforms/LoopStrengthReduce/AMDGPU/lsr-postinc-pos-addrspace.ll
index 8556bdccc6d..349baaf82f1 100644
--- a/llvm/test/Transforms/LoopStrengthReduce/AMDGPU/lsr-postinc-pos-addrspace.ll
+++ b/llvm/test/Transforms/LoopStrengthReduce/AMDGPU/lsr-postinc-pos-addrspace.ll
@@ -7,29 +7,29 @@ target datalayout = "e-p:32:32-p1:64:64-p2:64:64-p3:32:32-p4:64:64-p5:32:32-p24:
 
 ; CHECK-LABEL: @local_cmp_user(
 ; CHECK: bb11:
-; CHECK: %lsr.iv1 = phi i32 [ %lsr.iv.next2, %bb ], [ -2, %entry ]
-; CHECK: %lsr.iv = phi i32 [ %lsr.iv.next, %bb ], [ undef, %entry ]
+; CHECK: %lsr.iv1 = phi i32 [ %lsr.iv.next2, %bb ], [ 2, %entry ]
+; CHECK: %lsr.iv = phi i32 [ %lsr.iv.next, %bb ], [ %{{[0-9]+}}, %entry ]
 ; CHECK: %lsr.iv.next = add i32 %lsr.iv, -1
-; CHECK: %lsr.iv.next2 = add i32 %lsr.iv1, 2
+; CHECK: %lsr.iv.next2 = add i32 %lsr.iv1, -2
 ; CHECK: br i1
 
 ; CHECK: bb:
-; CHECK: %scevgep = getelementptr i8, i8 addrspace(3)* %t, i32 %lsr.iv.next2
-; CHECK: %c1 = icmp ult i8 addrspace(3)* %scevgep, undef
-define void @local_cmp_user() nounwind {
+; CHECK: inttoptr i32 %lsr.iv.next2 to i8 addrspace(3)*
+; CHECK: %c1 = icmp ne i8 addrspace(3)*
+define void @local_cmp_user(i32 %arg0) nounwind {
 entry:
   br label %bb11
 
 bb11:
   %i = phi i32 [ 0, %entry ], [ %i.next, %bb ]
   %ii = shl i32 %i, 1
-  %c0 = icmp eq i32 %i, undef
+  %c0 = icmp eq i32 %i, %arg0
   br i1 %c0, label %bb13, label %bb
 
 bb:
   %t = load i8 addrspace(3)*, i8 addrspace(3)* addrspace(3)* undef
   %p = getelementptr i8, i8 addrspace(3)* %t, i32 %ii
-  %c1 = icmp ult i8 addrspace(3)* %p, undef
+  %c1 = icmp ne i8 addrspace(3)* %p, null
   %i.next = add i32 %i, 1
   br i1 %c1, label %bb11, label %bb13
 
@@ -41,25 +41,26 @@ bb13:
 ; CHECK: %lsr.iv1 = phi i64
 ; CHECK: %lsr.iv = phi i64
 ; CHECK: %lsr.iv.next = add i64 %lsr.iv, -1
-; CHECK: %lsr.iv.next2 = add i64 %lsr.iv1, 2
+; CHECK: %lsr.iv.next2 = add i64 %lsr.iv1, -2
 ; CHECK: br i1
 
 ; CHECK: bb:
-; CHECK: %scevgep = getelementptr i8, i8 addrspace(1)* %t, i64 %lsr.iv.next2
-define void @global_cmp_user() nounwind {
+; CHECK: inttoptr i64 %lsr.iv.next2 to i8 addrspace(1)*
+; CHECK: icmp ne i8 addrspace(1)* %t
+define void @global_cmp_user(i64 %arg0) nounwind {
 entry:
   br label %bb11
 
 bb11:
   %i = phi i64 [ 0, %entry ], [ %i.next, %bb ]
   %ii = shl i64 %i, 1
-  %c0 = icmp eq i64 %i, undef
+  %c0 = icmp eq i64 %i, %arg0
   br i1 %c0, label %bb13, label %bb
 
 bb:
   %t = load i8 addrspace(1)*, i8 addrspace(1)* addrspace(1)* undef
   %p = getelementptr i8, i8 addrspace(1)* %t, i64 %ii
-  %c1 = icmp ult i8 addrspace(1)* %p, undef
+  %c1 = icmp ne i8 addrspace(1)* %p, null
   %i.next = add i64 %i, 1
   br i1 %c1, label %bb11, label %bb13
 
@@ -69,27 +70,27 @@ bb13:
 
 ; CHECK-LABEL: @global_gep_user(
 ; CHECK: %lsr.iv1 = phi i32 [ %lsr.iv.next2, %bb ], [ 0, %entry ]
-; CHECK: %lsr.iv = phi i32 [ %lsr.iv.next, %bb ], [ undef, %entry ]
+; CHECK: %lsr.iv = phi i32 [ %lsr.iv.next, %bb ], [ %{{[0-9]+}}, %entry ]
 ; CHECK: %lsr.iv.next = add i32 %lsr.iv, -1
 ; CHECK: %lsr.iv.next2 = add i32 %lsr.iv1, 2
 ; CHECK: br i1
 
 ; CHECK: bb:
-; CHECK: %p = getelementptr i8, i8 addrspace(1)* %t, i32 %lsr.iv1
-define void @global_gep_user() nounwind {
+; CHECK: getelementptr i8, i8 addrspace(1)* %t, i32 %lsr.iv
+define void @global_gep_user(i32 %arg0) nounwind {
 entry:
   br label %bb11
 
 bb11:
   %i = phi i32 [ 0, %entry ], [ %i.next, %bb ]
   %ii = shl i32 %i, 1
-  %c0 = icmp eq i32 %i, undef
+  %c0 = icmp eq i32 %i, %arg0
   br i1 %c0, label %bb13, label %bb
 
 bb:
   %t = load i8 addrspace(1)*, i8 addrspace(1)* addrspace(1)* undef
   %p = getelementptr i8, i8 addrspace(1)* %t, i32 %ii
-  %c1 = icmp ult i8 addrspace(1)* %p, undef
+  %c1 = icmp ne i8 addrspace(1)* %p, null
   %i.next = add i32 %i, 1
   br i1 %c1, label %bb11, label %bb13
 
@@ -99,14 +100,14 @@ bb13:
 
 ; CHECK-LABEL: @global_sext_scale_user(
 ; CHECK: %lsr.iv1 = phi i32 [ %lsr.iv.next2, %bb ], [ 0, %entry ]
-; CHECK: %lsr.iv = phi i32 [ %lsr.iv.next, %bb ], [ undef, %entry ]
+; CHECK: %lsr.iv = phi i32 [ %lsr.iv.next, %bb ], [ %{{[0-9]+}}, %entry ]
 ; CHECK: %lsr.iv.next = add i32 %lsr.iv, -1
 ; CHECK: %lsr.iv.next2 = add i32 %lsr.iv1, 2
 ; CHECK: br i1
 
 ; CHECK: bb
 ; CHECK: %p = getelementptr i8, i8 addrspace(1)* %t, i64 %ii.ext
-define void @global_sext_scale_user() nounwind {
+define void @global_sext_scale_user(i32 %arg0) nounwind {
 entry:
   br label %bb11
 
@@ -114,13 +115,13 @@ bb11:
   %i = phi i32 [ 0, %entry ], [ %i.next, %bb ]
   %ii = shl i32 %i, 1
   %ii.ext = sext i32 %ii to i64
-  %c0 = icmp eq i32 %i, undef
+  %c0 = icmp eq i32 %i, %arg0
   br i1 %c0, label %bb13, label %bb
 
 bb:
   %t = load i8 addrspace(1)*, i8 addrspace(1)* addrspace(1)* undef
   %p = getelementptr i8, i8 addrspace(1)* %t, i64 %ii.ext
-  %c1 = icmp ult i8 addrspace(1)* %p, undef
+  %c1 = icmp ne i8 addrspace(1)* %p, null
   %i.next = add i32 %i, 1
   br i1 %c1, label %bb11, label %bb13