xref: /aosp_15_r20/external/llvm/test/CodeGen/X86/merge-consecutive-loads-128.ll (revision 9880d6810fe72a1726cb53787c6711e909410d58)

; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py
; RUN: llc < %s -mtriple=x86_64-unknown-unknown -mattr=+sse2 | FileCheck %s --check-prefix=SSE --check-prefix=SSE2
; RUN: llc < %s -mtriple=x86_64-unknown-unknown -mattr=+sse4.1 | FileCheck %s --check-prefix=SSE --check-prefix=SSE41
; RUN: llc < %s -mtriple=x86_64-unknown-unknown -mattr=+avx | FileCheck %s --check-prefix=AVX --check-prefix=AVX1
; RUN: llc < %s -mtriple=x86_64-unknown-unknown -mattr=+avx2 | FileCheck %s --check-prefix=AVX --check-prefix=AVX2
; RUN: llc < %s -mtriple=x86_64-unknown-unknown -mattr=+avx512f | FileCheck %s --check-prefix=AVX --check-prefix=AVX512F
;
; Just one 32-bit run to make sure we do reasonable things.
; RUN: llc < %s -mtriple=i686-unknown-unknown -mattr=+sse4.1 | FileCheck %s --check-prefix=X32-SSE

define <2 x double> @merge_2f64_f64_23(double* %ptr) nounwind uwtable noinline ssp {
; SSE-LABEL: merge_2f64_f64_23:
; SSE:       # BB#0:
; SSE-NEXT:    movups 16(%rdi), %xmm0
; SSE-NEXT:    retq
;
; AVX-LABEL: merge_2f64_f64_23:
; AVX:       # BB#0:
; AVX-NEXT:    vmovups 16(%rdi), %xmm0
; AVX-NEXT:    retq
;
; X32-SSE-LABEL: merge_2f64_f64_23:
; X32-SSE:       # BB#0:
; X32-SSE-NEXT:    movl {{[0-9]+}}(%esp), %eax
; X32-SSE-NEXT:    movups 16(%eax), %xmm0
; X32-SSE-NEXT:    retl
  %ptr0 = getelementptr inbounds double, double* %ptr, i64 2
  %ptr1 = getelementptr inbounds double, double* %ptr, i64 3
  %val0 = load double, double* %ptr0
  %val1 = load double, double* %ptr1
  %res0 = insertelement <2 x double> undef, double %val0, i32 0
  %res1 = insertelement <2 x double> %res0, double %val1, i32 1
  ret <2 x double> %res1
}

define <2 x i64> @merge_2i64_i64_12(i64* %ptr) nounwind uwtable noinline ssp {
; SSE-LABEL: merge_2i64_i64_12:
; SSE:       # BB#0:
; SSE-NEXT:    movups 8(%rdi), %xmm0
; SSE-NEXT:    retq
;
; AVX-LABEL: merge_2i64_i64_12:
; AVX:       # BB#0:
; AVX-NEXT:    vmovups 8(%rdi), %xmm0
; AVX-NEXT:    retq
;
; X32-SSE-LABEL: merge_2i64_i64_12:
; X32-SSE:       # BB#0:
; X32-SSE-NEXT:    movl {{[0-9]+}}(%esp), %eax
; X32-SSE-NEXT:    movups 8(%eax), %xmm0
; X32-SSE-NEXT:    retl
  %ptr0 = getelementptr inbounds i64, i64* %ptr, i64 1
  %ptr1 = getelementptr inbounds i64, i64* %ptr, i64 2
  %val0 = load i64, i64* %ptr0
  %val1 = load i64, i64* %ptr1
  %res0 = insertelement <2 x i64> undef, i64 %val0, i32 0
  %res1 = insertelement <2 x i64> %res0, i64 %val1, i32 1
  ret <2 x i64> %res1
}

define <4 x float> @merge_4f32_f32_2345(float* %ptr) nounwind uwtable noinline ssp {
; SSE-LABEL: merge_4f32_f32_2345:
; SSE:       # BB#0:
; SSE-NEXT:    movups 8(%rdi), %xmm0
; SSE-NEXT:    retq
;
; AVX-LABEL: merge_4f32_f32_2345:
; AVX:       # BB#0:
; AVX-NEXT:    vmovups 8(%rdi), %xmm0
; AVX-NEXT:    retq
;
; X32-SSE-LABEL: merge_4f32_f32_2345:
; X32-SSE:       # BB#0:
; X32-SSE-NEXT:    movl {{[0-9]+}}(%esp), %eax
; X32-SSE-NEXT:    movups 8(%eax), %xmm0
; X32-SSE-NEXT:    retl
  %ptr0 = getelementptr inbounds float, float* %ptr, i64 2
  %ptr1 = getelementptr inbounds float, float* %ptr, i64 3
  %ptr2 = getelementptr inbounds float, float* %ptr, i64 4
  %ptr3 = getelementptr inbounds float, float* %ptr, i64 5
  %val0 = load float, float* %ptr0
  %val1 = load float, float* %ptr1
  %val2 = load float, float* %ptr2
  %val3 = load float, float* %ptr3
  %res0 = insertelement <4 x float> undef, float %val0, i32 0
  %res1 = insertelement <4 x float> %res0, float %val1, i32 1
  %res2 = insertelement <4 x float> %res1, float %val2, i32 2
  %res3 = insertelement <4 x float> %res2, float %val3, i32 3
  ret <4 x float> %res3
}

define <4 x float> @merge_4f32_f32_3zuu(float* %ptr) nounwind uwtable noinline ssp {
; SSE-LABEL: merge_4f32_f32_3zuu:
; SSE:       # BB#0:
; SSE-NEXT:    movss {{.*#+}} xmm0 = mem[0],zero,zero,zero
; SSE-NEXT:    retq
;
; AVX-LABEL: merge_4f32_f32_3zuu:
; AVX:       # BB#0:
; AVX-NEXT:    vmovss {{.*#+}} xmm0 = mem[0],zero,zero,zero
; AVX-NEXT:    retq
;
; X32-SSE-LABEL: merge_4f32_f32_3zuu:
; X32-SSE:       # BB#0:
; X32-SSE-NEXT:    movl {{[0-9]+}}(%esp), %eax
; X32-SSE-NEXT:    movss {{.*#+}} xmm0 = mem[0],zero,zero,zero
; X32-SSE-NEXT:    retl
  %ptr0 = getelementptr inbounds float, float* %ptr, i64 3
  %val0 = load float, float* %ptr0
  %res0 = insertelement <4 x float> undef, float %val0, i32 0
  %res1 = insertelement <4 x float> %res0, float 0.0, i32 1
  ret <4 x float> %res1
}

define <4 x float> @merge_4f32_f32_34uu(float* %ptr) nounwind uwtable noinline ssp {
; SSE-LABEL: merge_4f32_f32_34uu:
; SSE:       # BB#0:
; SSE-NEXT:    movsd {{.*#+}} xmm0 = mem[0],zero
; SSE-NEXT:    retq
;
; AVX-LABEL: merge_4f32_f32_34uu:
; AVX:       # BB#0:
; AVX-NEXT:    vmovsd {{.*#+}} xmm0 = mem[0],zero
; AVX-NEXT:    retq
;
; X32-SSE-LABEL: merge_4f32_f32_34uu:
; X32-SSE:       # BB#0:
; X32-SSE-NEXT:    movl {{[0-9]+}}(%esp), %eax
; X32-SSE-NEXT:    movsd {{.*#+}} xmm0 = mem[0],zero
; X32-SSE-NEXT:    retl
  %ptr0 = getelementptr inbounds float, float* %ptr, i64 3
  %ptr1 = getelementptr inbounds float, float* %ptr, i64 4
  %val0 = load float, float* %ptr0
  %val1 = load float, float* %ptr1
  %res0 = insertelement <4 x float> undef, float %val0, i32 0
  %res1 = insertelement <4 x float> %res0, float %val1, i32 1
  ret <4 x float> %res1
}

define <4 x float> @merge_4f32_f32_34z6(float* %ptr) nounwind uwtable noinline ssp {
; SSE2-LABEL: merge_4f32_f32_34z6:
; SSE2:       # BB#0:
; SSE2-NEXT:    movups 12(%rdi), %xmm0
; SSE2-NEXT:    xorps %xmm1, %xmm1
; SSE2-NEXT:    shufps {{.*#+}} xmm1 = xmm1[2,0],xmm0[3,0]
; SSE2-NEXT:    shufps {{.*#+}} xmm0 = xmm0[0,1],xmm1[0,2]
; SSE2-NEXT:    retq
;
; SSE41-LABEL: merge_4f32_f32_34z6:
; SSE41:       # BB#0:
; SSE41-NEXT:    movups 12(%rdi), %xmm1
; SSE41-NEXT:    xorps %xmm0, %xmm0
; SSE41-NEXT:    blendps {{.*#+}} xmm0 = xmm1[0,1],xmm0[2],xmm1[3]
; SSE41-NEXT:    retq
;
; AVX-LABEL: merge_4f32_f32_34z6:
; AVX:       # BB#0:
; AVX-NEXT:    vxorps %xmm0, %xmm0, %xmm0
; AVX-NEXT:    vblendps {{.*#+}} xmm0 = mem[0,1],xmm0[2],mem[3]
; AVX-NEXT:    retq
;
; X32-SSE-LABEL: merge_4f32_f32_34z6:
; X32-SSE:       # BB#0:
; X32-SSE-NEXT:    movl {{[0-9]+}}(%esp), %eax
; X32-SSE-NEXT:    movups 12(%eax), %xmm1
; X32-SSE-NEXT:    xorps %xmm0, %xmm0
; X32-SSE-NEXT:    blendps {{.*#+}} xmm0 = xmm1[0,1],xmm0[2],xmm1[3]
; X32-SSE-NEXT:    retl
  %ptr0 = getelementptr inbounds float, float* %ptr, i64 3
  %ptr1 = getelementptr inbounds float, float* %ptr, i64 4
  %ptr3 = getelementptr inbounds float, float* %ptr, i64 6
  %val0 = load float, float* %ptr0
  %val1 = load float, float* %ptr1
  %val3 = load float, float* %ptr3
  %res0 = insertelement <4 x float> zeroinitializer, float %val0, i32 0
  %res1 = insertelement <4 x float> %res0, float %val1, i32 1
  %res3 = insertelement <4 x float> %res1, float %val3, i32 3
  ret <4 x float> %res3
}

define <4 x float> @merge_4f32_f32_45zz(float* %ptr) nounwind uwtable noinline ssp {
; SSE-LABEL: merge_4f32_f32_45zz:
; SSE:       # BB#0:
; SSE-NEXT:    movsd {{.*#+}} xmm0 = mem[0],zero
; SSE-NEXT:    retq
;
; AVX-LABEL: merge_4f32_f32_45zz:
; AVX:       # BB#0:
; AVX-NEXT:    vmovsd {{.*#+}} xmm0 = mem[0],zero
; AVX-NEXT:    retq
;
; X32-SSE-LABEL: merge_4f32_f32_45zz:
; X32-SSE:       # BB#0:
; X32-SSE-NEXT:    movl {{[0-9]+}}(%esp), %eax
; X32-SSE-NEXT:    movsd {{.*#+}} xmm0 = mem[0],zero
; X32-SSE-NEXT:    retl
  %ptr0 = getelementptr inbounds float, float* %ptr, i64 4
  %ptr1 = getelementptr inbounds float, float* %ptr, i64 5
  %val0 = load float, float* %ptr0
  %val1 = load float, float* %ptr1
  %res0 = insertelement <4 x float> zeroinitializer, float %val0, i32 0
  %res1 = insertelement <4 x float> %res0, float %val1, i32 1
  ret <4 x float> %res1
}

define <4 x float> @merge_4f32_f32_012u(float* %ptr) nounwind uwtable noinline ssp {
; SSE2-LABEL: merge_4f32_f32_012u:
; SSE2:       # BB#0:
; SSE2-NEXT:    movss {{.*#+}} xmm1 = mem[0],zero,zero,zero
; SSE2-NEXT:    movss {{.*#+}} xmm0 = mem[0],zero,zero,zero
; SSE2-NEXT:    movss {{.*#+}} xmm2 = mem[0],zero,zero,zero
; SSE2-NEXT:    unpcklps {{.*#+}} xmm0 = xmm0[0],xmm1[0],xmm0[1],xmm1[1]
; SSE2-NEXT:    unpcklps {{.*#+}} xmm0 = xmm0[0],xmm2[0],xmm0[1],xmm2[1]
; SSE2-NEXT:    retq
;
; SSE41-LABEL: merge_4f32_f32_012u:
; SSE41:       # BB#0:
; SSE41-NEXT:    movsd {{.*#+}} xmm0 = mem[0],zero
; SSE41-NEXT:    insertps {{.*#+}} xmm0 = xmm0[0,1],mem[0],xmm0[3]
; SSE41-NEXT:    retq
;
; AVX-LABEL: merge_4f32_f32_012u:
; AVX:       # BB#0:
; AVX-NEXT:    vmovsd {{.*#+}} xmm0 = mem[0],zero
; AVX-NEXT:    vinsertps {{.*#+}} xmm0 = xmm0[0,1],mem[0],xmm0[3]
; AVX-NEXT:    retq
;
; X32-SSE-LABEL: merge_4f32_f32_012u:
; X32-SSE:       # BB#0:
; X32-SSE-NEXT:    movl {{[0-9]+}}(%esp), %eax
; X32-SSE-NEXT:    movsd {{.*#+}} xmm0 = mem[0],zero
; X32-SSE-NEXT:    insertps {{.*#+}} xmm0 = xmm0[0,1],mem[0],xmm0[3]
; X32-SSE-NEXT:    retl
  %ptr0 = getelementptr inbounds float, float* %ptr, i64 0
  %ptr1 = getelementptr inbounds float, float* %ptr, i64 1
  %ptr2 = getelementptr inbounds float, float* %ptr, i64 2
  %val0 = load float, float* %ptr0
  %val1 = load float, float* %ptr1
  %val2 = load float, float* %ptr2
  %res0 = insertelement <4 x float> undef, float %val0, i32 0
  %res1 = insertelement <4 x float> %res0, float %val1, i32 1
  %res2 = insertelement <4 x float> %res1, float %val2, i32 2
  %res3 = insertelement <4 x float> %res2, float undef, i32 3
  ret <4 x float> %res3
}

define <4 x float> @merge_4f32_f32_019u(float* %ptr) nounwind uwtable noinline ssp {
; SSE2-LABEL: merge_4f32_f32_019u:
; SSE2:       # BB#0:
; SSE2-NEXT:    movss {{.*#+}} xmm1 = mem[0],zero,zero,zero
; SSE2-NEXT:    movss {{.*#+}} xmm0 = mem[0],zero,zero,zero
; SSE2-NEXT:    movss {{.*#+}} xmm2 = mem[0],zero,zero,zero
; SSE2-NEXT:    unpcklps {{.*#+}} xmm0 = xmm0[0],xmm1[0],xmm0[1],xmm1[1]
; SSE2-NEXT:    unpcklps {{.*#+}} xmm0 = xmm0[0],xmm2[0],xmm0[1],xmm2[1]
; SSE2-NEXT:    retq
;
; SSE41-LABEL: merge_4f32_f32_019u:
; SSE41:       # BB#0:
; SSE41-NEXT:    movsd {{.*#+}} xmm0 = mem[0],zero
; SSE41-NEXT:    insertps {{.*#+}} xmm0 = xmm0[0,1],mem[0],xmm0[3]
; SSE41-NEXT:    retq
;
; AVX-LABEL: merge_4f32_f32_019u:
; AVX:       # BB#0:
; AVX-NEXT:    vmovsd {{.*#+}} xmm0 = mem[0],zero
; AVX-NEXT:    vinsertps {{.*#+}} xmm0 = xmm0[0,1],mem[0],xmm0[3]
; AVX-NEXT:    retq
;
; X32-SSE-LABEL: merge_4f32_f32_019u:
; X32-SSE:       # BB#0:
; X32-SSE-NEXT:    movl {{[0-9]+}}(%esp), %eax
; X32-SSE-NEXT:    movsd {{.*#+}} xmm0 = mem[0],zero
; X32-SSE-NEXT:    insertps {{.*#+}} xmm0 = xmm0[0,1],mem[0],xmm0[3]
; X32-SSE-NEXT:    retl
  %ptr0 = getelementptr inbounds float, float* %ptr, i64 0
  %ptr1 = getelementptr inbounds float, float* %ptr, i64 1
  %ptr2 = getelementptr inbounds float, float* %ptr, i64 9
  %val0 = load float, float* %ptr0
  %val1 = load float, float* %ptr1
  %val2 = load float, float* %ptr2
  %res0 = insertelement <4 x float> undef, float %val0, i32 0
  %res1 = insertelement <4 x float> %res0, float %val1, i32 1
  %res2 = insertelement <4 x float> %res1, float %val2, i32 2
  %res3 = insertelement <4 x float> %res2, float undef, i32 3
  ret <4 x float> %res3
}

define <4 x i32> @merge_4i32_i32_23u5(i32* %ptr) nounwind uwtable noinline ssp {
; SSE-LABEL: merge_4i32_i32_23u5:
; SSE:       # BB#0:
; SSE-NEXT:    movups 8(%rdi), %xmm0
; SSE-NEXT:    retq
;
; AVX-LABEL: merge_4i32_i32_23u5:
; AVX:       # BB#0:
; AVX-NEXT:    vmovups 8(%rdi), %xmm0
; AVX-NEXT:    retq
;
; X32-SSE-LABEL: merge_4i32_i32_23u5:
; X32-SSE:       # BB#0:
; X32-SSE-NEXT:    movl {{[0-9]+}}(%esp), %eax
; X32-SSE-NEXT:    movups 8(%eax), %xmm0
; X32-SSE-NEXT:    retl
  %ptr0 = getelementptr inbounds i32, i32* %ptr, i64 2
  %ptr1 = getelementptr inbounds i32, i32* %ptr, i64 3
  %ptr3 = getelementptr inbounds i32, i32* %ptr, i64 5
  %val0 = load i32, i32* %ptr0
  %val1 = load i32, i32* %ptr1
  %val3 = load i32, i32* %ptr3
  %res0 = insertelement <4 x i32> undef, i32 %val0, i32 0
  %res1 = insertelement <4 x i32> %res0, i32 %val1, i32 1
  %res3 = insertelement <4 x i32> %res1, i32 %val3, i32 3
  ret <4 x i32> %res3
}

define <4 x i32> @merge_4i32_i32_3zuu(i32* %ptr) nounwind uwtable noinline ssp {
; SSE-LABEL: merge_4i32_i32_3zuu:
; SSE:       # BB#0:
; SSE-NEXT:    movd {{.*#+}} xmm0 = mem[0],zero,zero,zero
; SSE-NEXT:    retq
;
; AVX-LABEL: merge_4i32_i32_3zuu:
; AVX:       # BB#0:
; AVX-NEXT:    vmovd {{.*#+}} xmm0 = mem[0],zero,zero,zero
; AVX-NEXT:    retq
;
; X32-SSE-LABEL: merge_4i32_i32_3zuu:
; X32-SSE:       # BB#0:
; X32-SSE-NEXT:    movl {{[0-9]+}}(%esp), %eax
; X32-SSE-NEXT:    movd {{.*#+}} xmm0 = mem[0],zero,zero,zero
; X32-SSE-NEXT:    retl
  %ptr0 = getelementptr inbounds i32, i32* %ptr, i64 3
  %val0 = load i32, i32* %ptr0
  %res0 = insertelement <4 x i32> undef, i32 %val0, i32 0
  %res1 = insertelement <4 x i32> %res0, i32     0, i32 1
  ret <4 x i32> %res1
}

define <4 x i32> @merge_4i32_i32_34uu(i32* %ptr) nounwind uwtable noinline ssp {
; SSE-LABEL: merge_4i32_i32_34uu:
; SSE:       # BB#0:
; SSE-NEXT:    movq {{.*#+}} xmm0 = mem[0],zero
; SSE-NEXT:    retq
;
; AVX-LABEL: merge_4i32_i32_34uu:
; AVX:       # BB#0:
; AVX-NEXT:    vmovq {{.*#+}} xmm0 = mem[0],zero
; AVX-NEXT:    retq
;
; X32-SSE-LABEL: merge_4i32_i32_34uu:
; X32-SSE:       # BB#0:
; X32-SSE-NEXT:    movl {{[0-9]+}}(%esp), %eax
; X32-SSE-NEXT:    movq {{.*#+}} xmm0 = mem[0],zero
; X32-SSE-NEXT:    retl
  %ptr0 = getelementptr inbounds i32, i32* %ptr, i64 3
  %ptr1 = getelementptr inbounds i32, i32* %ptr, i64 4
  %val0 = load i32, i32* %ptr0
  %val1 = load i32, i32* %ptr1
  %res0 = insertelement <4 x i32> undef, i32 %val0, i32 0
  %res1 = insertelement <4 x i32> %res0, i32 %val1, i32 1
  ret <4 x i32> %res1
}

define <4 x i32> @merge_4i32_i32_45zz(i32* %ptr) nounwind uwtable noinline ssp {
; SSE-LABEL: merge_4i32_i32_45zz:
; SSE:       # BB#0:
; SSE-NEXT:    movq {{.*#+}} xmm0 = mem[0],zero
; SSE-NEXT:    retq
;
; AVX-LABEL: merge_4i32_i32_45zz:
; AVX:       # BB#0:
; AVX-NEXT:    vmovq {{.*#+}} xmm0 = mem[0],zero
; AVX-NEXT:    retq
;
; X32-SSE-LABEL: merge_4i32_i32_45zz:
; X32-SSE:       # BB#0:
; X32-SSE-NEXT:    movl {{[0-9]+}}(%esp), %eax
; X32-SSE-NEXT:    movq {{.*#+}} xmm0 = mem[0],zero
; X32-SSE-NEXT:    retl
  %ptr0 = getelementptr inbounds i32, i32* %ptr, i64 4
  %ptr1 = getelementptr inbounds i32, i32* %ptr, i64 5
  %val0 = load i32, i32* %ptr0
  %val1 = load i32, i32* %ptr1
  %res0 = insertelement <4 x i32> zeroinitializer, i32 %val0, i32 0
  %res1 = insertelement <4 x i32> %res0, i32 %val1, i32 1
  ret <4 x i32> %res1
}

define <8 x i16> @merge_8i16_i16_23u567u9(i16* %ptr) nounwind uwtable noinline ssp {
; SSE-LABEL: merge_8i16_i16_23u567u9:
; SSE:       # BB#0:
; SSE-NEXT:    movups 4(%rdi), %xmm0
; SSE-NEXT:    retq
;
; AVX-LABEL: merge_8i16_i16_23u567u9:
; AVX:       # BB#0:
; AVX-NEXT:    vmovups 4(%rdi), %xmm0
; AVX-NEXT:    retq
;
; X32-SSE-LABEL: merge_8i16_i16_23u567u9:
; X32-SSE:       # BB#0:
; X32-SSE-NEXT:    movl {{[0-9]+}}(%esp), %eax
; X32-SSE-NEXT:    movups 4(%eax), %xmm0
; X32-SSE-NEXT:    retl
  %ptr0 = getelementptr inbounds i16, i16* %ptr, i64 2
  %ptr1 = getelementptr inbounds i16, i16* %ptr, i64 3
  %ptr3 = getelementptr inbounds i16, i16* %ptr, i64 5
  %ptr4 = getelementptr inbounds i16, i16* %ptr, i64 6
  %ptr5 = getelementptr inbounds i16, i16* %ptr, i64 7
  %ptr7 = getelementptr inbounds i16, i16* %ptr, i64 9
  %val0 = load i16, i16* %ptr0
  %val1 = load i16, i16* %ptr1
  %val3 = load i16, i16* %ptr3
  %val4 = load i16, i16* %ptr4
  %val5 = load i16, i16* %ptr5
  %val7 = load i16, i16* %ptr7
  %res0 = insertelement <8 x i16> undef, i16 %val0, i32 0
  %res1 = insertelement <8 x i16> %res0, i16 %val1, i32 1
  %res3 = insertelement <8 x i16> %res1, i16 %val3, i32 3
  %res4 = insertelement <8 x i16> %res3, i16 %val4, i32 4
  %res5 = insertelement <8 x i16> %res4, i16 %val5, i32 5
  %res7 = insertelement <8 x i16> %res5, i16 %val7, i32 7
  ret <8 x i16> %res7
}

define <8 x i16> @merge_8i16_i16_34uuuuuu(i16* %ptr) nounwind uwtable noinline ssp {
; SSE-LABEL: merge_8i16_i16_34uuuuuu:
; SSE:       # BB#0:
; SSE-NEXT:    movd {{.*#+}} xmm0 = mem[0],zero,zero,zero
; SSE-NEXT:    retq
;
; AVX-LABEL: merge_8i16_i16_34uuuuuu:
; AVX:       # BB#0:
; AVX-NEXT:    vmovd {{.*#+}} xmm0 = mem[0],zero,zero,zero
; AVX-NEXT:    retq
;
; X32-SSE-LABEL: merge_8i16_i16_34uuuuuu:
; X32-SSE:       # BB#0:
; X32-SSE-NEXT:    movl {{[0-9]+}}(%esp), %eax
; X32-SSE-NEXT:    movd {{.*#+}} xmm0 = mem[0],zero,zero,zero
; X32-SSE-NEXT:    retl
  %ptr0 = getelementptr inbounds i16, i16* %ptr, i64 3
  %ptr1 = getelementptr inbounds i16, i16* %ptr, i64 4
  %val0 = load i16, i16* %ptr0
  %val1 = load i16, i16* %ptr1
  %res0 = insertelement <8 x i16> undef, i16 %val0, i32 0
  %res1 = insertelement <8 x i16> %res0, i16 %val1, i32 1
  ret <8 x i16> %res1
}

define <8 x i16> @merge_8i16_i16_45u7zzzz(i16* %ptr) nounwind uwtable noinline ssp {
; SSE-LABEL: merge_8i16_i16_45u7zzzz:
; SSE:       # BB#0:
; SSE-NEXT:    movq {{.*#+}} xmm0 = mem[0],zero
; SSE-NEXT:    retq
;
; AVX-LABEL: merge_8i16_i16_45u7zzzz:
; AVX:       # BB#0:
; AVX-NEXT:    vmovq {{.*#+}} xmm0 = mem[0],zero
; AVX-NEXT:    retq
;
; X32-SSE-LABEL: merge_8i16_i16_45u7zzzz:
; X32-SSE:       # BB#0:
; X32-SSE-NEXT:    movl {{[0-9]+}}(%esp), %eax
; X32-SSE-NEXT:    movq {{.*#+}} xmm0 = mem[0],zero
; X32-SSE-NEXT:    retl
  %ptr0 = getelementptr inbounds i16, i16* %ptr, i64 4
  %ptr1 = getelementptr inbounds i16, i16* %ptr, i64 5
  %ptr3 = getelementptr inbounds i16, i16* %ptr, i64 7
  %val0 = load i16, i16* %ptr0
  %val1 = load i16, i16* %ptr1
  %val3 = load i16, i16* %ptr3
  %res0 = insertelement <8 x i16> undef, i16 %val0, i32 0
  %res1 = insertelement <8 x i16> %res0, i16 %val1, i32 1
  %res3 = insertelement <8 x i16> %res1, i16 %val3, i32 3
  %res4 = insertelement <8 x i16> %res3, i16     0, i32 4
  %res5 = insertelement <8 x i16> %res4, i16     0, i32 5
  %res6 = insertelement <8 x i16> %res5, i16     0, i32 6
  %res7 = insertelement <8 x i16> %res6, i16     0, i32 7
  ret <8 x i16> %res7
}

define <16 x i8> @merge_16i8_i8_01u3456789ABCDuF(i8* %ptr) nounwind uwtable noinline ssp {
; SSE-LABEL: merge_16i8_i8_01u3456789ABCDuF:
; SSE:       # BB#0:
; SSE-NEXT:    movups (%rdi), %xmm0
; SSE-NEXT:    retq
;
; AVX-LABEL: merge_16i8_i8_01u3456789ABCDuF:
; AVX:       # BB#0:
; AVX-NEXT:    vmovups (%rdi), %xmm0
; AVX-NEXT:    retq
;
; X32-SSE-LABEL: merge_16i8_i8_01u3456789ABCDuF:
; X32-SSE:       # BB#0:
; X32-SSE-NEXT:    movl {{[0-9]+}}(%esp), %eax
; X32-SSE-NEXT:    movups (%eax), %xmm0
; X32-SSE-NEXT:    retl
  %ptr0 = getelementptr inbounds i8, i8* %ptr, i64 0
  %ptr1 = getelementptr inbounds i8, i8* %ptr, i64 1
  %ptr3 = getelementptr inbounds i8, i8* %ptr, i64 3
  %ptr4 = getelementptr inbounds i8, i8* %ptr, i64 4
  %ptr5 = getelementptr inbounds i8, i8* %ptr, i64 5
  %ptr6 = getelementptr inbounds i8, i8* %ptr, i64 6
  %ptr7 = getelementptr inbounds i8, i8* %ptr, i64 7
  %ptr8 = getelementptr inbounds i8, i8* %ptr, i64 8
  %ptr9 = getelementptr inbounds i8, i8* %ptr, i64 9
  %ptrA = getelementptr inbounds i8, i8* %ptr, i64 10
  %ptrB = getelementptr inbounds i8, i8* %ptr, i64 11
  %ptrC = getelementptr inbounds i8, i8* %ptr, i64 12
  %ptrD = getelementptr inbounds i8, i8* %ptr, i64 13
  %ptrF = getelementptr inbounds i8, i8* %ptr, i64 15
  %val0 = load i8, i8* %ptr0
  %val1 = load i8, i8* %ptr1
  %val3 = load i8, i8* %ptr3
  %val4 = load i8, i8* %ptr4
  %val5 = load i8, i8* %ptr5
  %val6 = load i8, i8* %ptr6
  %val7 = load i8, i8* %ptr7
  %val8 = load i8, i8* %ptr8
  %val9 = load i8, i8* %ptr9
  %valA = load i8, i8* %ptrA
  %valB = load i8, i8* %ptrB
  %valC = load i8, i8* %ptrC
  %valD = load i8, i8* %ptrD
  %valF = load i8, i8* %ptrF
  %res0 = insertelement <16 x i8> undef, i8 %val0, i32 0
  %res1 = insertelement <16 x i8> %res0, i8 %val1, i32 1
  %res3 = insertelement <16 x i8> %res1, i8 %val3, i32 3
  %res4 = insertelement <16 x i8> %res3, i8 %val4, i32 4
  %res5 = insertelement <16 x i8> %res4, i8 %val5, i32 5
  %res6 = insertelement <16 x i8> %res5, i8 %val6, i32 6
  %res7 = insertelement <16 x i8> %res6, i8 %val7, i32 7
  %res8 = insertelement <16 x i8> %res7, i8 %val8, i32 8
  %res9 = insertelement <16 x i8> %res8, i8 %val9, i32 9
  %resA = insertelement <16 x i8> %res9, i8 %valA, i32 10
  %resB = insertelement <16 x i8> %resA, i8 %valB, i32 11
  %resC = insertelement <16 x i8> %resB, i8 %valC, i32 12
  %resD = insertelement <16 x i8> %resC, i8 %valD, i32 13
  %resF = insertelement <16 x i8> %resD, i8 %valF, i32 15
  ret <16 x i8> %resF
}

define <16 x i8> @merge_16i8_i8_01u3uuzzuuuuuzzz(i8* %ptr) nounwind uwtable noinline ssp {
; SSE-LABEL: merge_16i8_i8_01u3uuzzuuuuuzzz:
; SSE:       # BB#0:
; SSE-NEXT:    movd {{.*#+}} xmm0 = mem[0],zero,zero,zero
; SSE-NEXT:    retq
;
; AVX-LABEL: merge_16i8_i8_01u3uuzzuuuuuzzz:
; AVX:       # BB#0:
; AVX-NEXT:    vmovd {{.*#+}} xmm0 = mem[0],zero,zero,zero
; AVX-NEXT:    retq
;
; X32-SSE-LABEL: merge_16i8_i8_01u3uuzzuuuuuzzz:
; X32-SSE:       # BB#0:
; X32-SSE-NEXT:    movl {{[0-9]+}}(%esp), %eax
; X32-SSE-NEXT:    movd {{.*#+}} xmm0 = mem[0],zero,zero,zero
; X32-SSE-NEXT:    retl
  %ptr0 = getelementptr inbounds i8, i8* %ptr, i64 0
  %ptr1 = getelementptr inbounds i8, i8* %ptr, i64 1
  %ptr3 = getelementptr inbounds i8, i8* %ptr, i64 3
  %val0 = load i8, i8* %ptr0
  %val1 = load i8, i8* %ptr1
  %val3 = load i8, i8* %ptr3
  %res0 = insertelement <16 x i8> undef, i8 %val0, i32 0
  %res1 = insertelement <16 x i8> %res0, i8 %val1, i32 1
  %res3 = insertelement <16 x i8> %res1, i8 %val3, i32 3
  %res6 = insertelement <16 x i8> %res3, i8     0, i32 6
  %res7 = insertelement <16 x i8> %res6, i8     0, i32 7
  %resD = insertelement <16 x i8> %res7, i8     0, i32 13
  %resE = insertelement <16 x i8> %resD, i8     0, i32 14
  %resF = insertelement <16 x i8> %resE, i8     0, i32 15
  ret <16 x i8> %resF
}

define <16 x i8> @merge_16i8_i8_0123uu67uuuuuzzz(i8* %ptr) nounwind uwtable noinline ssp {
; SSE-LABEL: merge_16i8_i8_0123uu67uuuuuzzz:
; SSE:       # BB#0:
; SSE-NEXT:    movq {{.*#+}} xmm0 = mem[0],zero
; SSE-NEXT:    retq
;
; AVX-LABEL: merge_16i8_i8_0123uu67uuuuuzzz:
; AVX:       # BB#0:
; AVX-NEXT:    vmovq {{.*#+}} xmm0 = mem[0],zero
; AVX-NEXT:    retq
;
; X32-SSE-LABEL: merge_16i8_i8_0123uu67uuuuuzzz:
; X32-SSE:       # BB#0:
; X32-SSE-NEXT:    movl {{[0-9]+}}(%esp), %eax
; X32-SSE-NEXT:    movq {{.*#+}} xmm0 = mem[0],zero
; X32-SSE-NEXT:    retl
  %ptr0 = getelementptr inbounds i8, i8* %ptr, i64 0
  %ptr1 = getelementptr inbounds i8, i8* %ptr, i64 1
  %ptr2 = getelementptr inbounds i8, i8* %ptr, i64 2
  %ptr3 = getelementptr inbounds i8, i8* %ptr, i64 3
  %ptr6 = getelementptr inbounds i8, i8* %ptr, i64 6
  %ptr7 = getelementptr inbounds i8, i8* %ptr, i64 7
  %val0 = load i8, i8* %ptr0
  %val1 = load i8, i8* %ptr1
  %val2 = load i8, i8* %ptr2
  %val3 = load i8, i8* %ptr3
  %val6 = load i8, i8* %ptr6
  %val7 = load i8, i8* %ptr7
  %res0 = insertelement <16 x i8> undef, i8 %val0, i32 0
  %res1 = insertelement <16 x i8> %res0, i8 %val1, i32 1
  %res2 = insertelement <16 x i8> %res1, i8 %val2, i32 2
  %res3 = insertelement <16 x i8> %res2, i8 %val3, i32 3
  %res6 = insertelement <16 x i8> %res3, i8 %val6, i32 6
  %res7 = insertelement <16 x i8> %res6, i8 %val7, i32 7
  %resD = insertelement <16 x i8> %res7, i8     0, i32 13
  %resE = insertelement <16 x i8> %resD, i8     0, i32 14
  %resF = insertelement <16 x i8> %resE, i8     0, i32 15
  ret <16 x i8> %resF
}

define void @merge_4i32_i32_combine(<4 x i32>* %dst, i32* %src) {
; SSE-LABEL: merge_4i32_i32_combine:
; SSE:       # BB#0:
; SSE-NEXT:    movd {{.*#+}} xmm0 = mem[0],zero,zero,zero
; SSE-NEXT:    movaps %xmm0, (%rdi)
; SSE-NEXT:    retq
;
; AVX1-LABEL: merge_4i32_i32_combine:
; AVX1:       # BB#0:
; AVX1-NEXT:    vmovd {{.*#+}} xmm0 = mem[0],zero,zero,zero
; AVX1-NEXT:    vmovaps %xmm0, (%rdi)
; AVX1-NEXT:    retq
;
; AVX2-LABEL: merge_4i32_i32_combine:
; AVX2:       # BB#0:
; AVX2-NEXT:    vmovd {{.*#+}} xmm0 = mem[0],zero,zero,zero
; AVX2-NEXT:    vmovaps %xmm0, (%rdi)
; AVX2-NEXT:    retq
;
; AVX512F-LABEL: merge_4i32_i32_combine:
; AVX512F:       # BB#0:
; AVX512F-NEXT:    vmovd {{.*#+}} xmm0 = mem[0],zero,zero,zero
; AVX512F-NEXT:    vmovdqa %xmm0, (%rdi)
; AVX512F-NEXT:    retq
;
; X32-SSE-LABEL: merge_4i32_i32_combine:
; X32-SSE:       # BB#0:
; X32-SSE-NEXT:    movl {{[0-9]+}}(%esp), %eax
; X32-SSE-NEXT:    movl {{[0-9]+}}(%esp), %ecx
; X32-SSE-NEXT:    movd {{.*#+}} xmm0 = mem[0],zero,zero,zero
; X32-SSE-NEXT:    movaps %xmm0, (%eax)
; X32-SSE-NEXT:    retl
 %1 = getelementptr i32, i32* %src, i32 0
 %2 = load i32, i32* %1
 %3 = insertelement <4 x i32> undef, i32 %2, i32 0
 %4 = shufflevector <4 x i32> %3, <4 x i32> undef, <4 x i32> zeroinitializer
 %5 = lshr <4 x i32> %4, <i32 0, i32 undef, i32 undef, i32 undef>
 %6 = and <4 x i32> %5, <i32 -1, i32 0, i32 0, i32 0>
 store <4 x i32> %6, <4 x i32>* %dst
 ret void
}

;
; consecutive loads including any/all volatiles may not be combined
;

define <2 x i64> @merge_2i64_i64_12_volatile(i64* %ptr) nounwind uwtable noinline ssp {
; SSE-LABEL: merge_2i64_i64_12_volatile:
; SSE:       # BB#0:
; SSE-NEXT:    movq {{.*#+}} xmm0 = mem[0],zero
; SSE-NEXT:    movq {{.*#+}} xmm1 = mem[0],zero
; SSE-NEXT:    punpcklqdq {{.*#+}} xmm0 = xmm0[0],xmm1[0]
; SSE-NEXT:    retq
;
; AVX-LABEL: merge_2i64_i64_12_volatile:
; AVX:       # BB#0:
; AVX-NEXT:    vmovq {{.*#+}} xmm0 = mem[0],zero
; AVX-NEXT:    vmovq {{.*#+}} xmm1 = mem[0],zero
; AVX-NEXT:    vpunpcklqdq {{.*#+}} xmm0 = xmm0[0],xmm1[0]
; AVX-NEXT:    retq
;
; X32-SSE-LABEL: merge_2i64_i64_12_volatile:
; X32-SSE:       # BB#0:
; X32-SSE-NEXT:    movl {{[0-9]+}}(%esp), %eax
; X32-SSE-NEXT:    movd {{.*#+}} xmm0 = mem[0],zero,zero,zero
; X32-SSE-NEXT:    pinsrd $1, 12(%eax), %xmm0
; X32-SSE-NEXT:    pinsrd $2, 16(%eax), %xmm0
; X32-SSE-NEXT:    pinsrd $3, 20(%eax), %xmm0
; X32-SSE-NEXT:    retl
  %ptr0 = getelementptr inbounds i64, i64* %ptr, i64 1
  %ptr1 = getelementptr inbounds i64, i64* %ptr, i64 2
  %val0 = load volatile i64, i64* %ptr0
  %val1 = load volatile i64, i64* %ptr1
  %res0 = insertelement <2 x i64> undef, i64 %val0, i32 0
  %res1 = insertelement <2 x i64> %res0, i64 %val1, i32 1
  ret <2 x i64> %res1
}

define <4 x float> @merge_4f32_f32_2345_volatile(float* %ptr) nounwind uwtable noinline ssp {
; SSE2-LABEL: merge_4f32_f32_2345_volatile:
; SSE2:       # BB#0:
; SSE2-NEXT:    movss {{.*#+}} xmm0 = mem[0],zero,zero,zero
; SSE2-NEXT:    movss {{.*#+}} xmm1 = mem[0],zero,zero,zero
; SSE2-NEXT:    movss {{.*#+}} xmm2 = mem[0],zero,zero,zero
; SSE2-NEXT:    movss {{.*#+}} xmm3 = mem[0],zero,zero,zero
; SSE2-NEXT:    unpcklps {{.*#+}} xmm2 = xmm2[0],xmm1[0],xmm2[1],xmm1[1]
; SSE2-NEXT:    unpcklps {{.*#+}} xmm0 = xmm0[0],xmm3[0],xmm0[1],xmm3[1]
; SSE2-NEXT:    unpcklps {{.*#+}} xmm0 = xmm0[0],xmm2[0],xmm0[1],xmm2[1]
; SSE2-NEXT:    retq
;
; SSE41-LABEL: merge_4f32_f32_2345_volatile:
; SSE41:       # BB#0:
; SSE41-NEXT:    movss {{.*#+}} xmm0 = mem[0],zero,zero,zero
; SSE41-NEXT:    insertps {{.*#+}} xmm0 = xmm0[0],mem[0],xmm0[2,3]
; SSE41-NEXT:    insertps {{.*#+}} xmm0 = xmm0[0,1],mem[0],xmm0[3]
; SSE41-NEXT:    insertps {{.*#+}} xmm0 = xmm0[0,1,2],mem[0]
; SSE41-NEXT:    retq
;
; AVX-LABEL: merge_4f32_f32_2345_volatile:
; AVX:       # BB#0:
; AVX-NEXT:    vmovss {{.*#+}} xmm0 = mem[0],zero,zero,zero
; AVX-NEXT:    vinsertps {{.*#+}} xmm0 = xmm0[0],mem[0],xmm0[2,3]
; AVX-NEXT:    vinsertps {{.*#+}} xmm0 = xmm0[0,1],mem[0],xmm0[3]
; AVX-NEXT:    vinsertps {{.*#+}} xmm0 = xmm0[0,1,2],mem[0]
; AVX-NEXT:    retq
;
; X32-SSE-LABEL: merge_4f32_f32_2345_volatile:
; X32-SSE:       # BB#0:
; X32-SSE-NEXT:    movl {{[0-9]+}}(%esp), %eax
; X32-SSE-NEXT:    movss {{.*#+}} xmm0 = mem[0],zero,zero,zero
; X32-SSE-NEXT:    insertps {{.*#+}} xmm0 = xmm0[0],mem[0],xmm0[2,3]
; X32-SSE-NEXT:    insertps {{.*#+}} xmm0 = xmm0[0,1],mem[0],xmm0[3]
; X32-SSE-NEXT:    insertps {{.*#+}} xmm0 = xmm0[0,1,2],mem[0]
; X32-SSE-NEXT:    retl
  %ptr0 = getelementptr inbounds float, float* %ptr, i64 2
  %ptr1 = getelementptr inbounds float, float* %ptr, i64 3
  %ptr2 = getelementptr inbounds float, float* %ptr, i64 4
  %ptr3 = getelementptr inbounds float, float* %ptr, i64 5
  %val0 = load volatile float, float* %ptr0
  %val1 = load float, float* %ptr1
  %val2 = load float, float* %ptr2
  %val3 = load float, float* %ptr3
  %res0 = insertelement <4 x float> undef, float %val0, i32 0
  %res1 = insertelement <4 x float> %res0, float %val1, i32 1
  %res2 = insertelement <4 x float> %res1, float %val2, i32 2
  %res3 = insertelement <4 x float> %res2, float %val3, i32 3
  ret <4 x float> %res3
}

;
; Non-consecutive test.
;

define <4 x float> @merge_4f32_f32_X0YY(float* %ptr0, float* %ptr1) nounwind uwtable noinline ssp {
; SSE-LABEL: merge_4f32_f32_X0YY:
; SSE:       # BB#0:
; SSE-NEXT:    movss {{.*#+}} xmm0 = mem[0],zero,zero,zero
; SSE-NEXT:    movss {{.*#+}} xmm1 = mem[0],zero,zero,zero
; SSE-NEXT:    unpcklps {{.*#+}} xmm1 = xmm1[0,0,1,1]
; SSE-NEXT:    unpcklpd {{.*#+}} xmm0 = xmm0[0],xmm1[0]
; SSE-NEXT:    retq
;
; AVX-LABEL: merge_4f32_f32_X0YY:
; AVX:       # BB#0:
; AVX-NEXT:    vmovss {{.*#+}} xmm0 = mem[0],zero,zero,zero
; AVX-NEXT:    vmovss {{.*#+}} xmm1 = mem[0],zero,zero,zero
; AVX-NEXT:    vpermilps {{.*#+}} xmm1 = xmm1[0,0,1,1]
; AVX-NEXT:    vunpcklpd {{.*#+}} xmm0 = xmm0[0],xmm1[0]
; AVX-NEXT:    retq
;
; X32-SSE-LABEL: merge_4f32_f32_X0YY:
; X32-SSE:       # BB#0:
; X32-SSE-NEXT:    movl {{[0-9]+}}(%esp), %eax
; X32-SSE-NEXT:    movl {{[0-9]+}}(%esp), %ecx
; X32-SSE-NEXT:    movss {{.*#+}} xmm0 = mem[0],zero,zero,zero
; X32-SSE-NEXT:    movss {{.*#+}} xmm1 = mem[0],zero,zero,zero
; X32-SSE-NEXT:    unpcklps {{.*#+}} xmm1 = xmm1[0,0,1,1]
; X32-SSE-NEXT:    unpcklpd {{.*#+}} xmm0 = xmm0[0],xmm1[0]
; X32-SSE-NEXT:    retl
  %val0 = load float, float* %ptr0, align 4
  %val1 = load float, float* %ptr1, align 4
  %res0 = insertelement <4 x float> undef, float %val0, i32 0
  %res1 = insertelement <4 x float> %res0, float 0.000000e+00, i32 1
  %res2 = insertelement <4 x float> %res1, float %val1, i32 2
  %res3 = insertelement <4 x float> %res2, float %val1, i32 3
  ret <4 x float> %res3
}