64 lines
1.7 KiB
LLVM
64 lines
1.7 KiB
LLVM
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; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py
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; RUN: llc < %s -mtriple=i386-unknown-unknown | FileCheck %s --check-prefixes=X86
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; RUN: llc < %s -mtriple=x86_64-unknown-unknown | FileCheck %s --check-prefixes=X64
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; RUN: llc < %s -mtriple=x86_64-unknown-gnux32 | FileCheck %s --check-prefixes=X64
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define i32 @shift30_and2_i32(i32 %x) {
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; X86-LABEL: shift30_and2_i32:
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; X86: # %bb.0:
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; X86-NEXT: movl {{[0-9]+}}(%esp), %eax
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; X86-NEXT: shrl $30, %eax
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; X86-NEXT: andl $-2, %eax
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; X86-NEXT: retl
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;
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; X64-LABEL: shift30_and2_i32:
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; X64: # %bb.0:
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; X64-NEXT: movl %edi, %eax
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; X64-NEXT: shrl $30, %eax
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; X64-NEXT: andl $-2, %eax
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; X64-NEXT: retq
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%shr = lshr i32 %x, 30
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%and = and i32 %shr, 2
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ret i32 %and
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}
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define i64 @shift62_and2_i64(i64 %x) {
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; X86-LABEL: shift62_and2_i64:
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; X86: # %bb.0:
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; X86-NEXT: movl {{[0-9]+}}(%esp), %eax
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; X86-NEXT: shrl $30, %eax
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; X86-NEXT: andl $-2, %eax
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; X86-NEXT: xorl %edx, %edx
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; X86-NEXT: retl
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;
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; X64-LABEL: shift62_and2_i64:
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; X64: # %bb.0:
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; X64-NEXT: movq %rdi, %rax
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; X64-NEXT: shrq $62, %rax
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; X64-NEXT: andl $-2, %eax
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; X64-NEXT: retq
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%shr = lshr i64 %x, 62
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%and = and i64 %shr, 2
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ret i64 %and
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}
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define i64 @shift30_and2_i64(i64 %x) {
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; X86-LABEL: shift30_and2_i64:
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; X86: # %bb.0:
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; X86-NEXT: movl {{[0-9]+}}(%esp), %eax
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; X86-NEXT: shrl $30, %eax
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; X86-NEXT: andl $-2, %eax
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; X86-NEXT: xorl %edx, %edx
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; X86-NEXT: retl
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;
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; X64-LABEL: shift30_and2_i64:
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; X64: # %bb.0:
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; X64-NEXT: movq %rdi, %rax
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; X64-NEXT: shrl $30, %eax
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; X64-NEXT: andl $-2, %eax
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; X64-NEXT: retq
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%shr = lshr i64 %x, 30
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%and = and i64 %shr, 2
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ret i64 %and
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}
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