forked from OSchip/llvm-project
176 lines
4.5 KiB
LLVM
176 lines
4.5 KiB
LLVM
; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py
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; RUN: llc < %s -mtriple=i686-unknown-unknown | FileCheck %s --check-prefix=X32
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; RUN: llc < %s -mtriple=x86_64-unknown-unknown | FileCheck %s --check-prefix=X64
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define i16 @foo(i16 %x, i16 %y, i16 %z) nounwind {
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; X32-LABEL: foo:
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; X32: # %bb.0:
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; X32-NEXT: movb {{[0-9]+}}(%esp), %cl
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; X32-NEXT: movzwl {{[0-9]+}}(%esp), %eax
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; X32-NEXT: rolw %cl, %ax
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; X32-NEXT: retl
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;
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; X64-LABEL: foo:
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; X64: # %bb.0:
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; X64-NEXT: movl %edx, %ecx
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; X64-NEXT: movl %edi, %eax
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; X64-NEXT: # kill: def $cl killed $cl killed $ecx
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; X64-NEXT: shldw %cl, %ax, %ax
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; X64-NEXT: # kill: def $ax killed $ax killed $eax
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; X64-NEXT: retq
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%t0 = shl i16 %x, %z
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%t1 = sub i16 16, %z
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%t2 = lshr i16 %x, %t1
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%t3 = or i16 %t2, %t0
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ret i16 %t3
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}
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define i16 @bar(i16 %x, i16 %y, i16 %z) nounwind {
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; X32-LABEL: bar:
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; X32: # %bb.0:
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; X32-NEXT: movb {{[0-9]+}}(%esp), %cl
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; X32-NEXT: movzwl {{[0-9]+}}(%esp), %edx
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; X32-NEXT: movzwl {{[0-9]+}}(%esp), %eax
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; X32-NEXT: shldw %cl, %dx, %ax
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; X32-NEXT: retl
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;
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; X64-LABEL: bar:
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; X64: # %bb.0:
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; X64-NEXT: movl %edx, %ecx
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; X64-NEXT: movl %esi, %eax
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; X64-NEXT: # kill: def $cl killed $cl killed $ecx
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; X64-NEXT: shldw %cl, %di, %ax
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; X64-NEXT: # kill: def $ax killed $ax killed $eax
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; X64-NEXT: retq
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%t0 = shl i16 %y, %z
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%t1 = sub i16 16, %z
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%t2 = lshr i16 %x, %t1
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%t3 = or i16 %t2, %t0
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ret i16 %t3
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}
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define i16 @un(i16 %x, i16 %y, i16 %z) nounwind {
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; X32-LABEL: un:
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; X32: # %bb.0:
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; X32-NEXT: movb {{[0-9]+}}(%esp), %cl
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; X32-NEXT: movzwl {{[0-9]+}}(%esp), %eax
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; X32-NEXT: rorw %cl, %ax
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; X32-NEXT: retl
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;
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; X64-LABEL: un:
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; X64: # %bb.0:
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; X64-NEXT: movl %edx, %ecx
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; X64-NEXT: movl %edi, %eax
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; X64-NEXT: # kill: def $cl killed $cl killed $ecx
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; X64-NEXT: shrdw %cl, %ax, %ax
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; X64-NEXT: # kill: def $ax killed $ax killed $eax
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; X64-NEXT: retq
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%t0 = lshr i16 %x, %z
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%t1 = sub i16 16, %z
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%t2 = shl i16 %x, %t1
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%t3 = or i16 %t2, %t0
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ret i16 %t3
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}
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define i16 @bu(i16 %x, i16 %y, i16 %z) nounwind {
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; X32-LABEL: bu:
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; X32: # %bb.0:
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; X32-NEXT: movb {{[0-9]+}}(%esp), %cl
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; X32-NEXT: movzwl {{[0-9]+}}(%esp), %edx
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; X32-NEXT: movzwl {{[0-9]+}}(%esp), %eax
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; X32-NEXT: shrdw %cl, %dx, %ax
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; X32-NEXT: retl
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;
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; X64-LABEL: bu:
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; X64: # %bb.0:
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; X64-NEXT: movl %edx, %ecx
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; X64-NEXT: movl %esi, %eax
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; X64-NEXT: # kill: def $cl killed $cl killed $ecx
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; X64-NEXT: shrdw %cl, %di, %ax
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; X64-NEXT: # kill: def $ax killed $ax killed $eax
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; X64-NEXT: retq
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%t0 = lshr i16 %y, %z
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%t1 = sub i16 16, %z
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%t2 = shl i16 %x, %t1
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%t3 = or i16 %t2, %t0
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ret i16 %t3
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}
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define i16 @xfoo(i16 %x, i16 %y, i16 %z) nounwind {
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; X32-LABEL: xfoo:
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; X32: # %bb.0:
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; X32-NEXT: movzwl {{[0-9]+}}(%esp), %eax
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; X32-NEXT: rolw $5, %ax
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; X32-NEXT: retl
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;
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; X64-LABEL: xfoo:
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; X64: # %bb.0:
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; X64-NEXT: movl %edi, %eax
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; X64-NEXT: rolw $5, %ax
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; X64-NEXT: # kill: def $ax killed $ax killed $eax
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; X64-NEXT: retq
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%t0 = lshr i16 %x, 11
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%t1 = shl i16 %x, 5
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%t2 = or i16 %t0, %t1
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ret i16 %t2
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}
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define i16 @xbar(i16 %x, i16 %y, i16 %z) nounwind {
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; X32-LABEL: xbar:
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; X32: # %bb.0:
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; X32-NEXT: movzwl {{[0-9]+}}(%esp), %ecx
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; X32-NEXT: movzwl {{[0-9]+}}(%esp), %eax
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; X32-NEXT: shldw $5, %cx, %ax
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; X32-NEXT: retl
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;
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; X64-LABEL: xbar:
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; X64: # %bb.0:
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; X64-NEXT: movl %esi, %eax
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; X64-NEXT: shldw $5, %di, %ax
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; X64-NEXT: # kill: def $ax killed $ax killed $eax
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; X64-NEXT: retq
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%t0 = shl i16 %y, 5
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%t1 = lshr i16 %x, 11
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%t2 = or i16 %t0, %t1
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ret i16 %t2
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}
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define i16 @xun(i16 %x, i16 %y, i16 %z) nounwind {
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; X32-LABEL: xun:
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; X32: # %bb.0:
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; X32-NEXT: movzwl {{[0-9]+}}(%esp), %eax
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; X32-NEXT: rolw $11, %ax
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; X32-NEXT: retl
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;
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; X64-LABEL: xun:
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; X64: # %bb.0:
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; X64-NEXT: movl %edi, %eax
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; X64-NEXT: rolw $11, %ax
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; X64-NEXT: # kill: def $ax killed $ax killed $eax
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; X64-NEXT: retq
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%t0 = lshr i16 %x, 5
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%t1 = shl i16 %x, 11
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%t2 = or i16 %t0, %t1
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ret i16 %t2
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}
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define i16 @xbu(i16 %x, i16 %y, i16 %z) nounwind {
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; X32-LABEL: xbu:
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; X32: # %bb.0:
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; X32-NEXT: movzwl {{[0-9]+}}(%esp), %ecx
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; X32-NEXT: movzwl {{[0-9]+}}(%esp), %eax
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; X32-NEXT: shldw $11, %cx, %ax
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; X32-NEXT: retl
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;
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; X64-LABEL: xbu:
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; X64: # %bb.0:
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; X64-NEXT: movl %edi, %eax
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; X64-NEXT: shldw $11, %si, %ax
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; X64-NEXT: # kill: def $ax killed $ax killed $eax
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; X64-NEXT: retq
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%t0 = lshr i16 %y, 5
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%t1 = shl i16 %x, 11
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%t2 = or i16 %t0, %t1
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ret i16 %t2
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}
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