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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.ll | 53 |
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 -} |
