forked from OSchip/llvm-project
83 lines
2.2 KiB
LLVM
83 lines
2.2 KiB
LLVM
; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py
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; RUN: llc < %s -mtriple=i686-unknown-linux-gnu | FileCheck %s --check-prefix=X86
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; RUN: llc < %s -mtriple=x86_64-unknown-linux-gnu | FileCheck %s --check-prefix=X64
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define signext i16 @foo(i16 signext %x) nounwind {
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; X86-LABEL: foo:
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; X86: # %bb.0: # %entry
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; X86-NEXT: movzwl {{[0-9]+}}(%esp), %eax
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; X86-NEXT: xorl $21998, %eax # imm = 0x55EE
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; X86-NEXT: # kill: def $ax killed $ax killed $eax
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; X86-NEXT: retl
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;
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; X64-LABEL: foo:
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; X64: # %bb.0: # %entry
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; X64-NEXT: xorl $21998, %edi # imm = 0x55EE
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; X64-NEXT: movl %edi, %eax
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; X64-NEXT: retq
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entry:
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%0 = xor i16 %x, 21998
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ret i16 %0
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}
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define signext i16 @bar(i16 signext %x) nounwind {
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; X86-LABEL: bar:
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; X86: # %bb.0: # %entry
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; X86-NEXT: movzwl {{[0-9]+}}(%esp), %eax
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; X86-NEXT: xorl $54766, %eax # imm = 0xD5EE
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; X86-NEXT: # kill: def $ax killed $ax killed $eax
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; X86-NEXT: retl
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;
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; X64-LABEL: bar:
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; X64: # %bb.0: # %entry
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; X64-NEXT: xorl $54766, %edi # imm = 0xD5EE
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; X64-NEXT: movl %edi, %eax
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; X64-NEXT: retq
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entry:
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%0 = xor i16 %x, 54766
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ret i16 %0
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}
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define signext i16 @baz(i16* %x, i16 signext %y) nounwind {
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; X86-LABEL: baz:
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; X86: # %bb.0: # %entry
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; X86-NEXT: movl {{[0-9]+}}(%esp), %eax
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; X86-NEXT: movzwl (%eax), %eax
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; X86-NEXT: subw {{[0-9]+}}(%esp), %ax
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; X86-NEXT: retl
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;
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; X64-LABEL: baz:
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; X64: # %bb.0: # %entry
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; X64-NEXT: movzwl (%rdi), %eax
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; X64-NEXT: subl %esi, %eax
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; X64-NEXT: # kill: def $ax killed $ax killed $eax
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; X64-NEXT: retq
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entry:
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%0 = load i16, i16* %x
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%sub = sub i16 %0, %y
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ret i16 %sub
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}
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define void @bat(i16* %a, i16* %x, i16 signext %y) nounwind {
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; X86-LABEL: bat:
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; X86: # %bb.0: # %entry
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; X86-NEXT: movl {{[0-9]+}}(%esp), %eax
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; X86-NEXT: movl {{[0-9]+}}(%esp), %ecx
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; X86-NEXT: movzwl (%ecx), %ecx
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; X86-NEXT: subw {{[0-9]+}}(%esp), %cx
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; X86-NEXT: movw %cx, (%eax)
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; X86-NEXT: retl
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;
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; X64-LABEL: bat:
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; X64: # %bb.0: # %entry
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; X64-NEXT: movzwl (%rsi), %eax
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; X64-NEXT: subl %edx, %eax
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; X64-NEXT: movw %ax, (%rdi)
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; X64-NEXT: retq
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entry:
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%0 = load i16, i16* %x
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%sub = sub i16 %0, %y
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store i16 %sub, i16* %a
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ret void
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}
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