1 files changed, 46 insertions, 0 deletions
diff --git a/test/CodeGen/X86/lea-opt-cse1.ll b/test/CodeGen/X86/lea-opt-cse1.ll
new file mode 100644
index 000000000000..08241f6b5b86
--- /dev/null
+++ b/test/CodeGen/X86/lea-opt-cse1.ll
@@ -0,0 +1,46 @@
+; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py
+; RUN: llc < %s -mtriple=x86_64-unknown | FileCheck %s -check-prefix=X64
+; RUN: llc < %s -mtriple=i686-unknown   | FileCheck %s -check-prefix=X86
+
+%struct.SA = type { i32 , i32  , i32 , i32 ,i32 }
+
+define void @test_func(%struct.SA* nocapture %ctx, i32 %n) local_unnamed_addr {
+; X64-LABEL: test_func:
+; X64:       # %bb.0: # %entry
+; X64-NEXT:    movl (%rdi), %eax
+; X64-NEXT:    movl 16(%rdi), %ecx
+; X64-NEXT:    leal (%rax,%rcx), %edx
+; X64-NEXT:    leal 1(%rax,%rcx), %eax
+; X64-NEXT:    movl %eax, 12(%rdi)
+; X64-NEXT:    leal 1(%rcx,%rdx), %eax
+; X64-NEXT:    movl %eax, 16(%rdi)
+; X64-NEXT:    retq
+;
+; X86-LABEL: test_func:
+; X86:       # %bb.0: # %entry
+; X86-NEXT:    pushl %esi
+; X86-NEXT:    .cfi_def_cfa_offset 8
+; X86-NEXT:    .cfi_offset %esi, -8
+; X86-NEXT:    movl {{[0-9]+}}(%esp), %eax
+; X86-NEXT:    movl (%eax), %ecx
+; X86-NEXT:    movl 16(%eax), %edx
+; X86-NEXT:    leal 1(%ecx,%edx), %esi
+; X86-NEXT:    addl %edx, %ecx
+; X86-NEXT:    movl %esi, 12(%eax)
+; X86-NEXT:    leal 1(%edx,%ecx), %ecx
+; X86-NEXT:    movl %ecx, 16(%eax)
+; X86-NEXT:    popl %esi
+; X86-NEXT:    retl
+ entry:
+   %h0 = getelementptr inbounds %struct.SA, %struct.SA* %ctx, i64 0, i32 0
+   %0 = load i32, i32* %h0, align 8
+   %h3 = getelementptr inbounds %struct.SA, %struct.SA* %ctx, i64 0, i32 3
+   %h4 = getelementptr inbounds %struct.SA, %struct.SA* %ctx, i64 0, i32 4
+   %1 = load i32, i32* %h4, align 8
+   %add = add i32 %0, 1
+   %add4 = add i32 %add, %1
+   store i32 %add4, i32* %h3, align 4
+   %add29 = add i32 %add4 , %1
+   store i32 %add29, i32* %h4, align 8
+   ret void
+}