| ; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py |
| ; RUN: llc < %s -mtriple=i686-unknown | FileCheck %s --check-prefixes=X86 |
| ; RUN: llc < %s -mtriple=x86_64-unknown | FileCheck %s --check-prefixes=X64 |
| |
| define i64 @test1(i64 %x) nounwind { |
| ; X86-LABEL: test1: |
| ; X86: # %bb.0: # %entry |
| ; X86-NEXT: movl {{[0-9]+}}(%esp), %eax |
| ; X86-NEXT: movl {{[0-9]+}}(%esp), %ecx |
| ; X86-NEXT: movl %ecx, %edx |
| ; X86-NEXT: shldl $9, %eax, %edx |
| ; X86-NEXT: shldl $9, %ecx, %eax |
| ; X86-NEXT: retl |
| ; |
| ; X64-LABEL: test1: |
| ; X64: # %bb.0: # %entry |
| ; X64-NEXT: rolq $9, %rdi |
| ; X64-NEXT: movq %rdi, %rax |
| ; X64-NEXT: retq |
| entry: |
| %tmp2 = lshr i64 %x, 55 ; <i64> [#uses=1] |
| %tmp4 = shl i64 %x, 9 ; <i64> [#uses=1] |
| %tmp5 = or i64 %tmp2, %tmp4 ; <i64> [#uses=1] |
| ret i64 %tmp5 |
| } |
| |
| define i64 @test2(i32 %x) nounwind { |
| ; X86-LABEL: test2: |
| ; X86: # %bb.0: # %entry |
| ; X86-NEXT: movl {{[0-9]+}}(%esp), %eax |
| ; X86-NEXT: roll $10, %eax |
| ; X86-NEXT: xorl %edx, %edx |
| ; X86-NEXT: retl |
| ; |
| ; X64-LABEL: test2: |
| ; X64: # %bb.0: # %entry |
| ; X64-NEXT: # kill: def $edi killed $edi def $rdi |
| ; X64-NEXT: roll $10, %edi |
| ; X64-NEXT: movq %rdi, %rax |
| ; X64-NEXT: retq |
| entry: |
| %tmp2 = lshr i32 %x, 22 ; <i32> [#uses=1] |
| %tmp4 = shl i32 %x, 10 ; <i32> [#uses=1] |
| %tmp5 = or i32 %tmp2, %tmp4 ; <i32> [#uses=1] |
| %tmp56 = zext i32 %tmp5 to i64 ; <i64> [#uses=1] |
| ret i64 %tmp56 |
| } |
| |