llvm-project/llvm/test/CodeGen/X86/mulfix_combine.ll

; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py
; RUN: llc < %s -mtriple=x86_64-linux -o - | FileCheck %s

declare i32 @llvm.smul.fix.i32(i32, i32, i32 immarg)
declare i32 @llvm.umul.fix.i32(i32, i32, i32 immarg)
declare i32 @llvm.smul.fix.sat.i32(i32, i32, i32 immarg)
declare i32 @llvm.umul.fix.sat.i32(i32, i32, i32 immarg)

declare <4 x i32> @llvm.smul.fix.v4i32(<4 x i32>, <4 x i32>, i32 immarg)
declare <4 x i32> @llvm.umul.fix.v4i32(<4 x i32>, <4 x i32>, i32 immarg)
declare <4 x i32> @llvm.smul.fix.sat.v4i32(<4 x i32>, <4 x i32>, i32 immarg)
declare <4 x i32> @llvm.umul.fix.sat.v4i32(<4 x i32>, <4 x i32>, i32 immarg)

define i32 @smulfix_undef(i32 %y) nounwind {
; CHECK-LABEL: smulfix_undef:
; CHECK:       # %bb.0:
; CHECK-NEXT:    xorl %eax, %eax
; CHECK-NEXT:    retq
  %tmp = call i32 @llvm.smul.fix.i32(i32 undef, i32 %y, i32 2)
  ret i32 %tmp
}

define i32 @smulfix_zero(i32 %y) nounwind {
; CHECK-LABEL: smulfix_zero:
; CHECK:       # %bb.0:
; CHECK-NEXT:    xorl %eax, %eax
; CHECK-NEXT:    retq
  %tmp = call i32 @llvm.smul.fix.i32(i32 0, i32 %y, i32 2)
  ret i32 %tmp
}

define i32 @umulfix_undef(i32 %y) nounwind {
; CHECK-LABEL: umulfix_undef:
; CHECK:       # %bb.0:
; CHECK-NEXT:    xorl %eax, %eax
; CHECK-NEXT:    retq
  %tmp = call i32 @llvm.umul.fix.i32(i32 undef, i32 %y, i32 2)
  ret i32 %tmp
}

define i32 @umulfix_zero(i32 %y) nounwind {
; CHECK-LABEL: umulfix_zero:
; CHECK:       # %bb.0:
; CHECK-NEXT:    xorl %eax, %eax
; CHECK-NEXT:    retq
  %tmp = call i32 @llvm.umul.fix.i32(i32 0, i32 %y, i32 2)
  ret i32 %tmp
}

define i32 @smulfixsat_undef(i32 %y) nounwind {
; CHECK-LABEL: smulfixsat_undef:
; CHECK:       # %bb.0:
; CHECK-NEXT:    xorl %eax, %eax
; CHECK-NEXT:    retq
  %tmp = call i32 @llvm.smul.fix.sat.i32(i32 undef, i32 %y, i32 2)
  ret i32 %tmp
}

define i32 @smulfixsat_zero(i32 %y) nounwind {
; CHECK-LABEL: smulfixsat_zero:
; CHECK:       # %bb.0:
; CHECK-NEXT:    xorl %eax, %eax
; CHECK-NEXT:    retq
  %tmp = call i32 @llvm.smul.fix.sat.i32(i32 0, i32 %y, i32 2)
  ret i32 %tmp
}

define i32 @umulfixsat_undef(i32 %y) nounwind {
; CHECK-LABEL: umulfixsat_undef:
; CHECK:       # %bb.0:
; CHECK-NEXT:    xorl %eax, %eax
; CHECK-NEXT:    retq
  %tmp = call i32 @llvm.umul.fix.sat.i32(i32 undef, i32 %y, i32 2)
  ret i32 %tmp
}

define i32 @umulfixsat_zero(i32 %y) nounwind {
; CHECK-LABEL: umulfixsat_zero:
; CHECK:       # %bb.0:
; CHECK-NEXT:    xorl %eax, %eax
; CHECK-NEXT:    retq
  %tmp = call i32 @llvm.umul.fix.sat.i32(i32 0, i32 %y, i32 2)
  ret i32 %tmp
}

define <4 x i32> @vec_smulfix_undef(<4 x i32> %y) nounwind {
; CHECK-LABEL: vec_smulfix_undef:
; CHECK:       # %bb.0:
; CHECK-NEXT:    xorps %xmm0, %xmm0
; CHECK-NEXT:    retq
  %tmp = call <4 x i32> @llvm.smul.fix.v4i32(<4 x i32> undef, <4 x i32> %y, i32 2)
  ret <4 x i32> %tmp
}

define <4 x i32> @vec_smulfix_zero(<4 x i32> %y) nounwind {
; CHECK-LABEL: vec_smulfix_zero:
; CHECK:       # %bb.0:
; CHECK-NEXT:    xorps %xmm0, %xmm0
; CHECK-NEXT:    retq
  %tmp = call <4 x i32> @llvm.smul.fix.v4i32(<4 x i32> <i32 0, i32 0, i32 0, i32 0>, <4 x i32> %y, i32 2)
  ret <4 x i32> %tmp
}

define <4 x i32> @vec_umulfix_undef(<4 x i32> %y) nounwind {
; CHECK-LABEL: vec_umulfix_undef:
; CHECK:       # %bb.0:
; CHECK-NEXT:    xorps %xmm0, %xmm0
; CHECK-NEXT:    retq
  %tmp = call <4 x i32> @llvm.umul.fix.v4i32(<4 x i32> undef, <4 x i32> %y, i32 2)
  ret <4 x i32> %tmp
}

define <4 x i32> @vec_umulfix_zero(<4 x i32> %y) nounwind {
; CHECK-LABEL: vec_umulfix_zero:
; CHECK:       # %bb.0:
; CHECK-NEXT:    xorps %xmm0, %xmm0
; CHECK-NEXT:    retq
  %tmp = call <4 x i32> @llvm.umul.fix.v4i32(<4 x i32> <i32 0, i32 0, i32 0, i32 0>, <4 x i32> %y, i32 2)
  ret <4 x i32> %tmp
}

define <4 x i32> @vec_smulfixsat_undef(<4 x i32> %y) nounwind {
; CHECK-LABEL: vec_smulfixsat_undef:
; CHECK:       # %bb.0:
; CHECK-NEXT:    xorps %xmm0, %xmm0
; CHECK-NEXT:    retq
  %tmp = call <4 x i32> @llvm.smul.fix.sat.v4i32(<4 x i32> undef, <4 x i32> %y, i32 2)
  ret <4 x i32> %tmp
}

define <4 x i32> @vec_smulfixsat_zero(<4 x i32> %y) nounwind {
; CHECK-LABEL: vec_smulfixsat_zero:
; CHECK:       # %bb.0:
; CHECK-NEXT:    xorps %xmm0, %xmm0
; CHECK-NEXT:    retq
  %tmp = call <4 x i32> @llvm.smul.fix.sat.v4i32(<4 x i32> <i32 0, i32 0, i32 0, i32 0>, <4 x i32> %y, i32 2)
  ret <4 x i32> %tmp
}

define <4 x i32> @vec_umulfixsat_undef(<4 x i32> %y) nounwind {
; CHECK-LABEL: vec_umulfixsat_undef:
; CHECK:       # %bb.0:
; CHECK-NEXT:    xorps %xmm0, %xmm0
; CHECK-NEXT:    retq
  %tmp = call <4 x i32> @llvm.umul.fix.sat.v4i32(<4 x i32> undef, <4 x i32> %y, i32 2)
  ret <4 x i32> %tmp
}

define <4 x i32> @vec_umulfixsat_zero(<4 x i32> %y) nounwind {
; CHECK-LABEL: vec_umulfixsat_zero:
; CHECK:       # %bb.0:
; CHECK-NEXT:    xorps %xmm0, %xmm0
; CHECK-NEXT:    retq
  %tmp = call <4 x i32> @llvm.umul.fix.sat.v4i32(<4 x i32> <i32 0, i32 0, i32 0, i32 0>, <4 x i32> %y, i32 2)
  ret <4 x i32> %tmp
}