; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py ; RUN: llc < %s -mtriple=i686-- -mcpu=corei7 | FileCheck %s --check-prefix=ALL --check-prefix=X86 ; RUN: llc < %s -mtriple=i686-- -mcpu=corei7-avx | FileCheck %s --check-prefix=ALL --check-prefix=SHLD ; RUN: llc < %s -mtriple=i686-- -mcpu=core-avx2 | FileCheck %s --check-prefix=ALL --check-prefix=BMI2 define i32 @foo(i32 %x, i32 %y, i32 %z) nounwind readnone { ; ALL-LABEL: foo: ; ALL: # %bb.0: # %entry ; ALL-NEXT: movb {{[0-9]+}}(%esp), %cl ; ALL-NEXT: movl {{[0-9]+}}(%esp), %eax ; ALL-NEXT: roll %cl, %eax ; ALL-NEXT: retl entry: %0 = shl i32 %x, %z %1 = sub i32 32, %z %2 = lshr i32 %x, %1 %3 = or i32 %2, %0 ret i32 %3 } define i32 @bar(i32 %x, i32 %y, i32 %z) nounwind readnone { ; ALL-LABEL: bar: ; ALL: # %bb.0: # %entry ; ALL-NEXT: movb {{[0-9]+}}(%esp), %cl ; ALL-NEXT: movl {{[0-9]+}}(%esp), %edx ; ALL-NEXT: movl {{[0-9]+}}(%esp), %eax ; ALL-NEXT: shldl %cl, %edx, %eax ; ALL-NEXT: retl entry: %0 = shl i32 %y, %z %1 = sub i32 32, %z %2 = lshr i32 %x, %1 %3 = or i32 %2, %0 ret i32 %3 } define i32 @un(i32 %x, i32 %y, i32 %z) nounwind readnone { ; ALL-LABEL: un: ; ALL: # %bb.0: # %entry ; ALL-NEXT: movb {{[0-9]+}}(%esp), %cl ; ALL-NEXT: movl {{[0-9]+}}(%esp), %eax ; ALL-NEXT: rorl %cl, %eax ; ALL-NEXT: retl entry: %0 = lshr i32 %x, %z %1 = sub i32 32, %z %2 = shl i32 %x, %1 %3 = or i32 %2, %0 ret i32 %3 } define i32 @bu(i32 %x, i32 %y, i32 %z) nounwind readnone { ; ALL-LABEL: bu: ; ALL: # %bb.0: # %entry ; ALL-NEXT: movb {{[0-9]+}}(%esp), %cl ; ALL-NEXT: movl {{[0-9]+}}(%esp), %edx ; ALL-NEXT: movl {{[0-9]+}}(%esp), %eax ; ALL-NEXT: shrdl %cl, %edx, %eax ; ALL-NEXT: retl entry: %0 = lshr i32 %y, %z %1 = sub i32 32, %z %2 = shl i32 %x, %1 %3 = or i32 %2, %0 ret i32 %3 } define i32 @xfoo(i32 %x, i32 %y, i32 %z) nounwind readnone { ; X86-LABEL: xfoo: ; X86: # %bb.0: # %entry ; X86-NEXT: movl {{[0-9]+}}(%esp), %eax ; X86-NEXT: roll $7, %eax ; X86-NEXT: retl ; ; SHLD-LABEL: xfoo: ; SHLD: # %bb.0: # %entry ; SHLD-NEXT: movl {{[0-9]+}}(%esp), %eax ; SHLD-NEXT: shldl $7, %eax, %eax ; SHLD-NEXT: retl ; ; BMI2-LABEL: xfoo: ; BMI2: # %bb.0: # %entry ; BMI2-NEXT: rorxl $25, {{[0-9]+}}(%esp), %eax ; BMI2-NEXT: retl entry: %0 = lshr i32 %x, 25 %1 = shl i32 %x, 7 %2 = or i32 %0, %1 ret i32 %2 } define i32 @xfoop(i32* %p) nounwind readnone { ; X86-LABEL: xfoop: ; X86: # %bb.0: # %entry ; X86-NEXT: movl {{[0-9]+}}(%esp), %eax ; X86-NEXT: movl (%eax), %eax ; X86-NEXT: roll $7, %eax ; X86-NEXT: retl ; ; SHLD-LABEL: xfoop: ; SHLD: # %bb.0: # %entry ; SHLD-NEXT: movl {{[0-9]+}}(%esp), %eax ; SHLD-NEXT: movl (%eax), %eax ; SHLD-NEXT: shldl $7, %eax, %eax ; SHLD-NEXT: retl ; ; BMI2-LABEL: xfoop: ; BMI2: # %bb.0: # %entry ; BMI2-NEXT: movl {{[0-9]+}}(%esp), %eax ; BMI2-NEXT: rorxl $25, (%eax), %eax ; BMI2-NEXT: retl entry: %x = load i32, i32* %p %a = lshr i32 %x, 25 %b = shl i32 %x, 7 %c = or i32 %a, %b ret i32 %c } define i32 @xbar(i32 %x, i32 %y, i32 %z) nounwind readnone { ; ALL-LABEL: xbar: ; ALL: # %bb.0: # %entry ; ALL-NEXT: movl {{[0-9]+}}(%esp), %ecx ; ALL-NEXT: movl {{[0-9]+}}(%esp), %eax ; ALL-NEXT: shldl $7, %ecx, %eax ; ALL-NEXT: retl entry: %0 = shl i32 %y, 7 %1 = lshr i32 %x, 25 %2 = or i32 %0, %1 ret i32 %2 } define i32 @xun(i32 %x, i32 %y, i32 %z) nounwind readnone { ; X86-LABEL: xun: ; X86: # %bb.0: # %entry ; X86-NEXT: movl {{[0-9]+}}(%esp), %eax ; X86-NEXT: roll $25, %eax ; X86-NEXT: retl ; ; SHLD-LABEL: xun: ; SHLD: # %bb.0: # %entry ; SHLD-NEXT: movl {{[0-9]+}}(%esp), %eax ; SHLD-NEXT: shldl $25, %eax, %eax ; SHLD-NEXT: retl ; ; BMI2-LABEL: xun: ; BMI2: # %bb.0: # %entry ; BMI2-NEXT: rorxl $7, {{[0-9]+}}(%esp), %eax ; BMI2-NEXT: retl entry: %0 = lshr i32 %x, 7 %1 = shl i32 %x, 25 %2 = or i32 %0, %1 ret i32 %2 } define i32 @xunp(i32* %p) nounwind readnone { ; X86-LABEL: xunp: ; X86: # %bb.0: # %entry ; X86-NEXT: movl {{[0-9]+}}(%esp), %eax ; X86-NEXT: movl (%eax), %eax ; X86-NEXT: roll $25, %eax ; X86-NEXT: retl ; ; SHLD-LABEL: xunp: ; SHLD: # %bb.0: # %entry ; SHLD-NEXT: movl {{[0-9]+}}(%esp), %eax ; SHLD-NEXT: movl (%eax), %eax ; SHLD-NEXT: shldl $25, %eax, %eax ; SHLD-NEXT: retl ; ; BMI2-LABEL: xunp: ; BMI2: # %bb.0: # %entry ; BMI2-NEXT: movl {{[0-9]+}}(%esp), %eax ; BMI2-NEXT: rorxl $7, (%eax), %eax ; BMI2-NEXT: retl entry: ; shld-label: xunp: ; shld: shldl $25 %x = load i32, i32* %p %a = lshr i32 %x, 7 %b = shl i32 %x, 25 %c = or i32 %a, %b ret i32 %c } define i32 @xbu(i32 %x, i32 %y, i32 %z) nounwind readnone { ; ALL-LABEL: xbu: ; ALL: # %bb.0: # %entry ; ALL-NEXT: movl {{[0-9]+}}(%esp), %ecx ; ALL-NEXT: movl {{[0-9]+}}(%esp), %eax ; ALL-NEXT: shldl $25, %ecx, %eax ; ALL-NEXT: retl entry: %0 = lshr i32 %y, 7 %1 = shl i32 %x, 25 %2 = or i32 %0, %1 ret i32 %2 }