1 files changed, 169 insertions, 0 deletions
diff --git a/test/CodeGen/X86/pr32345.ll b/test/CodeGen/X86/pr32345.ll
new file mode 100644
index 0000000000000..e9182698dd900
--- /dev/null
+++ b/test/CodeGen/X86/pr32345.ll
@@ -0,0 +1,169 @@
+; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py
+; RUN: llc -O0 -mtriple=x86_64-unknown-linux-gnu -o - %s | FileCheck %s -check-prefix=X640
+; RUN: llc -O0 -mtriple=i686-unknown             -o - %s | FileCheck %s -check-prefix=6860
+; RUN: llc     -mtriple=x86_64-unknown-linux-gnu -o - %s | FileCheck %s -check-prefix=X64
+; RUN: llc     -mtriple=i686-unknown             -o - %s | FileCheck %s -check-prefix=686
+
+@var_22 = external global i16, align 2
+@var_27 = external global i16, align 2
+
+define void @foo() {
+; X640-LABEL: foo:
+; X640:       # BB#0: # %bb
+; X640-NEXT:    # implicit-def: %RAX
+; X640-NEXT:    movzwl var_22, %ecx
+; X640-NEXT:    movzwl var_27, %edx
+; X640-NEXT:    xorl %edx, %ecx
+; X640-NEXT:    movzwl var_27, %edx
+; X640-NEXT:    xorl %edx, %ecx
+; X640-NEXT:    movslq %ecx, %rsi
+; X640-NEXT:    movq %rsi, -{{[0-9]+}}(%rsp)
+; X640-NEXT:    movzwl var_22, %ecx
+; X640-NEXT:    movzwl var_27, %edx
+; X640-NEXT:    xorl %edx, %ecx
+; X640-NEXT:    movzwl var_27, %edx
+; X640-NEXT:    xorl %edx, %ecx
+; X640-NEXT:    movslq %ecx, %rsi
+; X640-NEXT:    movzwl var_27, %ecx
+; X640-NEXT:    subl $16610, %ecx # imm = 0x40E2
+; X640-NEXT:    movl %ecx, %ecx
+; X640-NEXT:    # kill: %RCX<def> %ECX<kill>
+; X640-NEXT:    # kill: %CL<def> %RCX<kill>
+; X640-NEXT:    sarq %cl, %rsi
+; X640-NEXT:    movb %sil, %cl
+; X640-NEXT:    movb %cl, (%rax)
+; X640-NEXT:    retq
+;
+; 6860-LABEL: foo:
+; 6860:       # BB#0: # %bb
+; 6860-NEXT:    pushl %ebp
+; 6860-NEXT:  .Lcfi0:
+; 6860-NEXT:    .cfi_def_cfa_offset 8
+; 6860-NEXT:  .Lcfi1:
+; 6860-NEXT:    .cfi_offset %ebp, -8
+; 6860-NEXT:    movl %esp, %ebp
+; 6860-NEXT:  .Lcfi2:
+; 6860-NEXT:    .cfi_def_cfa_register %ebp
+; 6860-NEXT:    pushl %ebx
+; 6860-NEXT:    pushl %edi
+; 6860-NEXT:    pushl %esi
+; 6860-NEXT:    andl $-8, %esp
+; 6860-NEXT:    subl $32, %esp
+; 6860-NEXT:  .Lcfi3:
+; 6860-NEXT:    .cfi_offset %esi, -20
+; 6860-NEXT:  .Lcfi4:
+; 6860-NEXT:    .cfi_offset %edi, -16
+; 6860-NEXT:  .Lcfi5:
+; 6860-NEXT:    .cfi_offset %ebx, -12
+; 6860-NEXT:    # implicit-def: %EAX
+; 6860-NEXT:    movw var_22, %cx
+; 6860-NEXT:    movzwl var_27, %edx
+; 6860-NEXT:    movw %dx, %si
+; 6860-NEXT:    xorw %si, %cx
+; 6860-NEXT:    # implicit-def: %EDI
+; 6860-NEXT:    movw %cx, %di
+; 6860-NEXT:    xorl %edx, %edi
+; 6860-NEXT:    movw %di, %cx
+; 6860-NEXT:    movzwl %cx, %edi
+; 6860-NEXT:    movl %edi, {{[0-9]+}}(%esp)
+; 6860-NEXT:    movl $0, {{[0-9]+}}(%esp)
+; 6860-NEXT:    addl $-16610, %edx # imm = 0xBF1E
+; 6860-NEXT:    movb %dl, %bl
+; 6860-NEXT:    xorl %edx, %edx
+; 6860-NEXT:    movb %bl, %cl
+; 6860-NEXT:    shrdl %cl, %edx, %edi
+; 6860-NEXT:    testb $32, %bl
+; 6860-NEXT:    movl %eax, {{[0-9]+}}(%esp) # 4-byte Spill
+; 6860-NEXT:    movl %edi, {{[0-9]+}}(%esp) # 4-byte Spill
+; 6860-NEXT:    movl %edx, {{[0-9]+}}(%esp) # 4-byte Spill
+; 6860-NEXT:    jne .LBB0_2
+; 6860-NEXT:  # BB#1: # %bb
+; 6860-NEXT:    movl {{[0-9]+}}(%esp), %eax # 4-byte Reload
+; 6860-NEXT:    movl %eax, {{[0-9]+}}(%esp) # 4-byte Spill
+; 6860-NEXT:  .LBB0_2: # %bb
+; 6860-NEXT:    movl {{[0-9]+}}(%esp), %eax # 4-byte Reload
+; 6860-NEXT:    movb %al, %cl
+; 6860-NEXT:    movl {{[0-9]+}}(%esp), %eax # 4-byte Reload
+; 6860-NEXT:    movb %cl, (%eax)
+; 6860-NEXT:    leal -12(%ebp), %esp
+; 6860-NEXT:    popl %esi
+; 6860-NEXT:    popl %edi
+; 6860-NEXT:    popl %ebx
+; 6860-NEXT:    popl %ebp
+; 6860-NEXT:    retl
+;
+; X64-LABEL: foo:
+; X64:       # BB#0: # %bb
+; X64-NEXT:    movzwl {{.*}}(%rip), %ecx
+; X64-NEXT:    movw {{.*}}(%rip), %ax
+; X64-NEXT:    xorw %cx, %ax
+; X64-NEXT:    xorl %ecx, %eax
+; X64-NEXT:    movzwl %ax, %eax
+; X64-NEXT:    movq %rax, -{{[0-9]+}}(%rsp)
+; X64-NEXT:    addl $-16610, %ecx # imm = 0xBF1E
+; X64-NEXT:    # kill: %CL<def> %CL<kill> %ECX<kill>
+; X64-NEXT:    shrq %cl, %rax
+; X64-NEXT:    movb %al, (%rax)
+; X64-NEXT:    retq
+;
+; 686-LABEL: foo:
+; 686:       # BB#0: # %bb
+; 686-NEXT:    pushl %ebp
+; 686-NEXT:  .Lcfi0:
+; 686-NEXT:    .cfi_def_cfa_offset 8
+; 686-NEXT:  .Lcfi1:
+; 686-NEXT:    .cfi_offset %ebp, -8
+; 686-NEXT:    movl %esp, %ebp
+; 686-NEXT:  .Lcfi2:
+; 686-NEXT:    .cfi_def_cfa_register %ebp
+; 686-NEXT:    andl $-8, %esp
+; 686-NEXT:    subl $8, %esp
+; 686-NEXT:    movzwl var_27, %ecx
+; 686-NEXT:    movw var_22, %ax
+; 686-NEXT:    xorw %cx, %ax
+; 686-NEXT:    xorl %ecx, %eax
+; 686-NEXT:    movzwl %ax, %eax
+; 686-NEXT:    movl %eax, (%esp)
+; 686-NEXT:    movl $0, {{[0-9]+}}(%esp)
+; 686-NEXT:    addl $-16610, %ecx # imm = 0xBF1E
+; 686-NEXT:    xorl %edx, %edx
+; 686-NEXT:    shrdl %cl, %edx, %eax
+; 686-NEXT:    testb $32, %cl
+; 686-NEXT:    jne .LBB0_2
+; 686-NEXT:  # BB#1: # %bb
+; 686-NEXT:    movl %eax, %edx
+; 686-NEXT:  .LBB0_2: # %bb
+; 686-NEXT:    movb %dl, (%eax)
+; 686-NEXT:    movl %ebp, %esp
+; 686-NEXT:    popl %ebp
+; 686-NEXT:    retl
+bb:
+  %tmp = alloca i64, align 8
+  %tmp1 = load i16, i16* @var_22, align 2
+  %tmp2 = zext i16 %tmp1 to i32
+  %tmp3 = load i16, i16* @var_27, align 2
+  %tmp4 = zext i16 %tmp3 to i32
+  %tmp5 = xor i32 %tmp2, %tmp4
+  %tmp6 = load i16, i16* @var_27, align 2
+  %tmp7 = zext i16 %tmp6 to i32
+  %tmp8 = xor i32 %tmp5, %tmp7
+  %tmp9 = sext i32 %tmp8 to i64
+  store i64 %tmp9, i64* %tmp, align 8
+  %tmp10 = load i16, i16* @var_22, align 2
+  %tmp11 = zext i16 %tmp10 to i32
+  %tmp12 = load i16, i16* @var_27, align 2
+  %tmp13 = zext i16 %tmp12 to i32
+  %tmp14 = xor i32 %tmp11, %tmp13
+  %tmp15 = load i16, i16* @var_27, align 2
+  %tmp16 = zext i16 %tmp15 to i32
+  %tmp17 = xor i32 %tmp14, %tmp16
+  %tmp18 = sext i32 %tmp17 to i64
+  %tmp19 = load i16, i16* @var_27, align 2
+  %tmp20 = zext i16 %tmp19 to i32
+  %tmp21 = sub nsw i32 %tmp20, 16610
+  %tmp22 = zext i32 %tmp21 to i64
+  %tmp23 = ashr i64 %tmp18, %tmp22
+  %tmp24 = trunc i64 %tmp23 to i8
+  store i8 %tmp24, i8* undef, align 1
+  ret void
+}