aboutsummaryrefslogtreecommitdiff
path: root/llvm/test/Transforms/GVN/non-local-offset.ll
diff options
context:
space:
mode:
Diffstat (limited to 'llvm/test/Transforms/GVN/non-local-offset.ll')
-rw-r--r--llvm/test/Transforms/GVN/non-local-offset.ll44
1 files changed, 29 insertions, 15 deletions
diff --git a/llvm/test/Transforms/GVN/non-local-offset.ll b/llvm/test/Transforms/GVN/non-local-offset.ll
index 0467657..19b571e 100644
--- a/llvm/test/Transforms/GVN/non-local-offset.ll
+++ b/llvm/test/Transforms/GVN/non-local-offset.ll
@@ -1,16 +1,24 @@
+; NOTE: Assertions have been autogenerated by utils/update_test_checks.py UTC_ARGS: --version 6
; RUN: opt -passes=gvn -S < %s | FileCheck %s
target datalayout = "e-p:64:64:64"
; GVN should ignore the store to p[1] to see that the load from p[0] is
; fully redundant.
-
-; CHECK-LABEL: @yes(
-; CHECK: if.then:
-; CHECK-NEXT: store i32 0, ptr %q
-; CHECK-NEXT: ret void
-
define void @yes(i1 %c, ptr %p, ptr %q) nounwind {
+; CHECK-LABEL: define void @yes(
+; CHECK-SAME: i1 [[C:%.*]], ptr [[P:%.*]], ptr [[Q:%.*]]) #[[ATTR0:[0-9]+]] {
+; CHECK-NEXT: [[ENTRY:.*:]]
+; CHECK-NEXT: store i32 0, ptr [[P]], align 4
+; CHECK-NEXT: [[P1:%.*]] = getelementptr inbounds i32, ptr [[P]], i64 1
+; CHECK-NEXT: store i32 1, ptr [[P1]], align 4
+; CHECK-NEXT: br i1 [[C]], label %[[IF_ELSE:.*]], label %[[IF_THEN:.*]]
+; CHECK: [[IF_THEN]]:
+; CHECK-NEXT: store i32 0, ptr [[Q]], align 4
+; CHECK-NEXT: ret void
+; CHECK: [[IF_ELSE]]:
+; CHECK-NEXT: ret void
+;
entry:
store i32 0, ptr %p
%p1 = getelementptr inbounds i32, ptr %p, i64 1
@@ -29,16 +37,22 @@ if.else:
; GVN should ignore the store to p[1] to see that the first load from p[0] is
; fully redundant. However, the second load is larger, so it's not a simple
; redundancy.
-
-; CHECK-LABEL: @watch_out_for_size_change(
-; CHECK: if.then:
-; CHECK-NEXT: store i32 0, ptr %q
-; CHECK-NEXT: ret void
-; CHECK: if.else:
-; CHECK: load i64, ptr %p
-; CHECK: store i64
-
define void @watch_out_for_size_change(i1 %c, ptr %p, ptr %q) nounwind {
+; CHECK-LABEL: define void @watch_out_for_size_change(
+; CHECK-SAME: i1 [[C:%.*]], ptr [[P:%.*]], ptr [[Q:%.*]]) #[[ATTR0]] {
+; CHECK-NEXT: [[ENTRY:.*:]]
+; CHECK-NEXT: store i32 0, ptr [[P]], align 4
+; CHECK-NEXT: [[P1:%.*]] = getelementptr inbounds i32, ptr [[P]], i64 1
+; CHECK-NEXT: store i32 1, ptr [[P1]], align 4
+; CHECK-NEXT: br i1 [[C]], label %[[IF_ELSE:.*]], label %[[IF_THEN:.*]]
+; CHECK: [[IF_THEN]]:
+; CHECK-NEXT: store i32 0, ptr [[Q]], align 4
+; CHECK-NEXT: ret void
+; CHECK: [[IF_ELSE]]:
+; CHECK-NEXT: [[T64:%.*]] = load i64, ptr [[P]], align 4
+; CHECK-NEXT: store i64 [[T64]], ptr [[Q]], align 4
+; CHECK-NEXT: ret void
+;
entry:
store i32 0, ptr %p
%p1 = getelementptr inbounds i32, ptr %p, i64 1