; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py ; RUN: llc < %s -mtriple=i686-unknown-unknown | FileCheck %s --check-prefix=X32 ; RUN: llc < %s -mtriple=x86_64-unknown-unknown | FileCheck %s --check-prefix=X64 define i16 @foo(i16 %x, i16 %y, i16 %z) nounwind { ; X32-LABEL: foo: ; X32: # %bb.0: ; X32-NEXT: movb {{[0-9]+}}(%esp), %cl ; X32-NEXT: movzwl {{[0-9]+}}(%esp), %eax ; X32-NEXT: rolw %cl, %ax ; X32-NEXT: retl ; ; X64-LABEL: foo: ; X64: # %bb.0: ; X64-NEXT: movl %edx, %ecx ; X64-NEXT: shldw %cl, %di, %di ; X64-NEXT: movl %edi, %eax ; X64-NEXT: retq %t0 = shl i16 %x, %z %t1 = sub i16 16, %z %t2 = lshr i16 %x, %t1 %t3 = or i16 %t2, %t0 ret i16 %t3 } define i16 @bar(i16 %x, i16 %y, i16 %z) nounwind { ; X32-LABEL: bar: ; X32: # %bb.0: ; X32-NEXT: movb {{[0-9]+}}(%esp), %cl ; X32-NEXT: movzwl {{[0-9]+}}(%esp), %edx ; X32-NEXT: movzwl {{[0-9]+}}(%esp), %eax ; X32-NEXT: shldw %cl, %dx, %ax ; X32-NEXT: retl ; ; X64-LABEL: bar: ; X64: # %bb.0: ; X64-NEXT: movl %edx, %ecx ; X64-NEXT: shldw %cl, %di, %si ; X64-NEXT: movl %esi, %eax ; X64-NEXT: retq %t0 = shl i16 %y, %z %t1 = sub i16 16, %z %t2 = lshr i16 %x, %t1 %t3 = or i16 %t2, %t0 ret i16 %t3 } define i16 @un(i16 %x, i16 %y, i16 %z) nounwind { ; X32-LABEL: un: ; X32: # %bb.0: ; X32-NEXT: movb {{[0-9]+}}(%esp), %cl ; X32-NEXT: movzwl {{[0-9]+}}(%esp), %eax ; X32-NEXT: rorw %cl, %ax ; X32-NEXT: retl ; ; X64-LABEL: un: ; X64: # %bb.0: ; X64-NEXT: movl %edx, %ecx ; X64-NEXT: shrdw %cl, %di, %di ; X64-NEXT: movl %edi, %eax ; X64-NEXT: retq %t0 = lshr i16 %x, %z %t1 = sub i16 16, %z %t2 = shl i16 %x, %t1 %t3 = or i16 %t2, %t0 ret i16 %t3 } define i16 @bu(i16 %x, i16 %y, i16 %z) nounwind { ; X32-LABEL: bu: ; X32: # %bb.0: ; X32-NEXT: movb {{[0-9]+}}(%esp), %cl ; X32-NEXT: movzwl {{[0-9]+}}(%esp), %edx ; X32-NEXT: movzwl {{[0-9]+}}(%esp), %eax ; X32-NEXT: shrdw %cl, %dx, %ax ; X32-NEXT: retl ; ; X64-LABEL: bu: ; X64: # %bb.0: ; X64-NEXT: movl %edx, %ecx ; X64-NEXT: shrdw %cl, %di, %si ; X64-NEXT: movl %esi, %eax ; X64-NEXT: retq %t0 = lshr i16 %y, %z %t1 = sub i16 16, %z %t2 = shl i16 %x, %t1 %t3 = or i16 %t2, %t0 ret i16 %t3 } define i16 @xfoo(i16 %x, i16 %y, i16 %z) nounwind { ; X32-LABEL: xfoo: ; X32: # %bb.0: ; X32-NEXT: movzwl {{[0-9]+}}(%esp), %eax ; X32-NEXT: rolw $5, %ax ; X32-NEXT: retl ; ; X64-LABEL: xfoo: ; X64: # %bb.0: ; X64-NEXT: rolw $5, %di ; X64-NEXT: movl %edi, %eax ; X64-NEXT: retq %t0 = lshr i16 %x, 11 %t1 = shl i16 %x, 5 %t2 = or i16 %t0, %t1 ret i16 %t2 } define i16 @xbar(i16 %x, i16 %y, i16 %z) nounwind { ; X32-LABEL: xbar: ; X32: # %bb.0: ; X32-NEXT: movzwl {{[0-9]+}}(%esp), %ecx ; X32-NEXT: movzwl {{[0-9]+}}(%esp), %eax ; X32-NEXT: shldw $5, %cx, %ax ; X32-NEXT: retl ; ; X64-LABEL: xbar: ; X64: # %bb.0: ; X64-NEXT: shldw $5, %di, %si ; X64-NEXT: movl %esi, %eax ; X64-NEXT: retq %t0 = shl i16 %y, 5 %t1 = lshr i16 %x, 11 %t2 = or i16 %t0, %t1 ret i16 %t2 } define i16 @xun(i16 %x, i16 %y, i16 %z) nounwind { ; X32-LABEL: xun: ; X32: # %bb.0: ; X32-NEXT: movzwl {{[0-9]+}}(%esp), %eax ; X32-NEXT: rolw $11, %ax ; X32-NEXT: retl ; ; X64-LABEL: xun: ; X64: # %bb.0: ; X64-NEXT: rolw $11, %di ; X64-NEXT: movl %edi, %eax ; X64-NEXT: retq %t0 = lshr i16 %x, 5 %t1 = shl i16 %x, 11 %t2 = or i16 %t0, %t1 ret i16 %t2 } define i16 @xbu(i16 %x, i16 %y, i16 %z) nounwind { ; X32-LABEL: xbu: ; X32: # %bb.0: ; X32-NEXT: movzwl {{[0-9]+}}(%esp), %ecx ; X32-NEXT: movzwl {{[0-9]+}}(%esp), %eax ; X32-NEXT: shldw $11, %cx, %ax ; X32-NEXT: retl ; ; X64-LABEL: xbu: ; X64: # %bb.0: ; X64-NEXT: shldw $11, %si, %di ; X64-NEXT: movl %edi, %eax ; X64-NEXT: retq %t0 = lshr i16 %y, 5 %t1 = shl i16 %x, 11 %t2 = or i16 %t0, %t1 ret i16 %t2 }