1 ; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py 2 ; RUN: llc < %s -mtriple=i686-unknown | FileCheck %s --check-prefixes=X86 3 ; RUN: llc < %s -mtriple=x86_64-unknown | FileCheck %s --check-prefixes=X64 4 5 define i64 @test1(i64 %x) nounwind { 6 ; X86-LABEL: test1: 7 ; X86: # %bb.0: # %entry 8 ; X86-NEXT: movl {{[0-9]+}}(%esp), %eax 9 ; X86-NEXT: movl {{[0-9]+}}(%esp), %ecx 10 ; X86-NEXT: movl %ecx, %edx 11 ; X86-NEXT: shldl $9, %eax, %edx 12 ; X86-NEXT: shldl $9, %ecx, %eax 13 ; X86-NEXT: retl 14 ; 15 ; X64-LABEL: test1: 16 ; X64: # %bb.0: # %entry 17 ; X64-NEXT: rolq $9, %rdi 18 ; X64-NEXT: movq %rdi, %rax 19 ; X64-NEXT: retq 20 entry: 21 %tmp2 = lshr i64 %x, 55 ; <i64> [#uses=1] 22 %tmp4 = shl i64 %x, 9 ; <i64> [#uses=1] 23 %tmp5 = or i64 %tmp2, %tmp4 ; <i64> [#uses=1] 24 ret i64 %tmp5 25 } 26 27 define i64 @test2(i32 %x) nounwind { 28 ; X86-LABEL: test2: 29 ; X86: # %bb.0: # %entry 30 ; X86-NEXT: movl {{[0-9]+}}(%esp), %eax 31 ; X86-NEXT: roll $10, %eax 32 ; X86-NEXT: xorl %edx, %edx 33 ; X86-NEXT: retl 34 ; 35 ; X64-LABEL: test2: 36 ; X64: # %bb.0: # %entry 37 ; X64-NEXT: # kill: def $edi killed $edi def $rdi 38 ; X64-NEXT: roll $10, %edi 39 ; X64-NEXT: movq %rdi, %rax 40 ; X64-NEXT: retq 41 entry: 42 %tmp2 = lshr i32 %x, 22 ; <i32> [#uses=1] 43 %tmp4 = shl i32 %x, 10 ; <i32> [#uses=1] 44 %tmp5 = or i32 %tmp2, %tmp4 ; <i32> [#uses=1] 45 %tmp56 = zext i32 %tmp5 to i64 ; <i64> [#uses=1] 46 ret i64 %tmp56 47 } 48 49
