aboutsummaryrefslogtreecommitdiff
path: root/test/CodeGen/X86/2012-11-28-merge-store-alias.ll
diff options
context:
space:
mode:
Diffstat (limited to 'test/CodeGen/X86/2012-11-28-merge-store-alias.ll')
-rw-r--r--test/CodeGen/X86/2012-11-28-merge-store-alias.ll53
1 files changed, 0 insertions, 53 deletions
diff --git a/test/CodeGen/X86/2012-11-28-merge-store-alias.ll b/test/CodeGen/X86/2012-11-28-merge-store-alias.ll
deleted file mode 100644
index 2e8206a75916..000000000000
--- a/test/CodeGen/X86/2012-11-28-merge-store-alias.ll
+++ /dev/null
@@ -1,53 +0,0 @@
-; RUN: llc < %s -march=x86-64 -mcpu=corei7 -mtriple=x86_64-pc-win64 | FileCheck %s
-
-; CHECK: merge_stores_can
-; CHECK: callq foo
-; CHECK: xorps %xmm0, %xmm0
-; CHECK-NEXT: movups %xmm0
-; CHECK-NEXT: movl 36(%rsp), %ebp
-; CHECK: callq foo
-; CHECK: ret
-declare i32 @foo([10 x i32]* )
-
-define i32 @merge_stores_can() nounwind ssp {
- %object1 = alloca [10 x i32]
-
- %ret0 = call i32 @foo([10 x i32]* %object1) nounwind
-
- %O1_1 = getelementptr [10 x i32], [10 x i32]* %object1, i64 0, i32 1
- %O1_2 = getelementptr [10 x i32], [10 x i32]* %object1, i64 0, i32 2
- %O1_3 = getelementptr [10 x i32], [10 x i32]* %object1, i64 0, i32 3
- %O1_4 = getelementptr [10 x i32], [10 x i32]* %object1, i64 0, i32 4
- %ld_ptr = getelementptr [10 x i32], [10 x i32]* %object1, i64 0, i32 9
-
- store i32 0, i32* %O1_1
- store i32 0, i32* %O1_2
- %ret = load i32, i32* %ld_ptr ; <--- does not alias.
- store i32 0, i32* %O1_3
- store i32 0, i32* %O1_4
-
- %ret1 = call i32 @foo([10 x i32]* %object1) nounwind
-
- ret i32 %ret
-}
-
-; CHECK: merge_stores_cant
-; CHECK-NOT: xorps %xmm0, %xmm0
-; CHECK-NOT: movups %xmm0
-; CHECK: ret
-define i32 @merge_stores_cant([10 x i32]* %in0, [10 x i32]* %in1) nounwind ssp {
-
- %O1_1 = getelementptr [10 x i32], [10 x i32]* %in1, i64 0, i32 1
- %O1_2 = getelementptr [10 x i32], [10 x i32]* %in1, i64 0, i32 2
- %O1_3 = getelementptr [10 x i32], [10 x i32]* %in1, i64 0, i32 3
- %O1_4 = getelementptr [10 x i32], [10 x i32]* %in1, i64 0, i32 4
- %ld_ptr = getelementptr [10 x i32], [10 x i32]* %in0, i64 0, i32 2
-
- store i32 0, i32* %O1_1
- store i32 0, i32* %O1_2
- %ret = load i32, i32* %ld_ptr ; <--- may alias
- store i32 0, i32* %O1_3
- store i32 0, i32* %O1_4
-
- ret i32 %ret
-}