diff --git a/llvm/test/CodeGen/NVPTX/reduction-intrinsics.ll b/llvm/test/CodeGen/NVPTX/reduction-intrinsics.ll
new file mode 100644
index 0000000000000..2a12e9b364a54
--- /dev/null
+++ b/llvm/test/CodeGen/NVPTX/reduction-intrinsics.ll
@@ -0,0 +1,1958 @@
+; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py UTC_ARGS: --version 5
+; RUN: llc < %s -mcpu=sm_80 -mattr=+ptx70 -O0 \
+; RUN:      -disable-post-ra -verify-machineinstrs \
+; RUN: | FileCheck -check-prefixes CHECK,CHECK-SM80 %s
+; RUN: %if ptxas-12.8 %{ llc < %s -mcpu=sm_80 -mattr=+ptx70 -O0 \
+; RUN:      -disable-post-ra -verify-machineinstrs \
+; RUN: | %ptxas-verify -arch=sm_80 %}
+; RUN: llc < %s -mcpu=sm_100 -mattr=+ptx87 -O0 \
+; RUN:      -disable-post-ra -verify-machineinstrs \
+; RUN: | FileCheck -check-prefixes CHECK,CHECK-SM100 %s
+; RUN: %if ptxas-12.8 %{ llc < %s -mcpu=sm_100 -mattr=+ptx87 -O0 \
+; RUN:      -disable-post-ra -verify-machineinstrs \
+; RUN: | %ptxas-verify -arch=sm_100 %}
+target triple = "nvptx64-nvidia-cuda"
+target datalayout = "e-m:o-i64:64-i128:128-n32:64-S128"
+
+; Check straight line reduction.
+define half @reduce_fadd_half(<8 x half> %in) {
+; CHECK-LABEL: reduce_fadd_half(
+; CHECK:       {
+; CHECK-NEXT:    .reg .b16 %rs<18>;
+; CHECK-NEXT:    .reg .b32 %r<5>;
+; CHECK-EMPTY:
+; CHECK-NEXT:  // %bb.0:
+; CHECK-NEXT:    ld.param.v4.u32 {%r1, %r2, %r3, %r4}, [reduce_fadd_half_param_0];
+; CHECK-NEXT:    mov.b32 {%rs1, %rs2}, %r1;
+; CHECK-NEXT:    mov.b16 %rs3, 0x0000;
+; CHECK-NEXT:    add.rn.f16 %rs4, %rs1, %rs3;
+; CHECK-NEXT:    add.rn.f16 %rs5, %rs4, %rs2;
+; CHECK-NEXT:    mov.b32 {%rs6, %rs7}, %r2;
+; CHECK-NEXT:    add.rn.f16 %rs8, %rs5, %rs6;
+; CHECK-NEXT:    add.rn.f16 %rs9, %rs8, %rs7;
+; CHECK-NEXT:    mov.b32 {%rs10, %rs11}, %r3;
+; CHECK-NEXT:    add.rn.f16 %rs12, %rs9, %rs10;
+; CHECK-NEXT:    add.rn.f16 %rs13, %rs12, %rs11;
+; CHECK-NEXT:    mov.b32 {%rs14, %rs15}, %r4;
+; CHECK-NEXT:    add.rn.f16 %rs16, %rs13, %rs14;
+; CHECK-NEXT:    add.rn.f16 %rs17, %rs16, %rs15;
+; CHECK-NEXT:    st.param.b16 [func_retval0], %rs17;
+; CHECK-NEXT:    ret;
+  %res = call half @llvm.vector.reduce.fadd(half 0.0, <8 x half> %in)
+  ret half %res
+}
+
+define half @reduce_fadd_half_reassoc(<8 x half> %in) {
+; CHECK-SM80-LABEL: reduce_fadd_half_reassoc(
+; CHECK-SM80:       {
+; CHECK-SM80-NEXT:    .reg .b16 %rs<6>;
+; CHECK-SM80-NEXT:    .reg .b32 %r<10>;
+; CHECK-SM80-EMPTY:
+; CHECK-SM80-NEXT:  // %bb.0:
+; CHECK-SM80-NEXT:    ld.param.v4.u32 {%r1, %r2, %r3, %r4}, [reduce_fadd_half_reassoc_param_0];
+; CHECK-SM80-NEXT:    add.rn.f16x2 %r5, %r2, %r4;
+; CHECK-SM80-NEXT:    add.rn.f16x2 %r6, %r1, %r3;
+; CHECK-SM80-NEXT:    add.rn.f16x2 %r7, %r6, %r5;
+; CHECK-SM80-NEXT:    { .reg .b16 tmp; mov.b32 {tmp, %rs1}, %r7; }
+; CHECK-SM80-NEXT:    // implicit-def: %rs2
+; CHECK-SM80-NEXT:    mov.b32 %r8, {%rs1, %rs2};
+; CHECK-SM80-NEXT:    add.rn.f16x2 %r9, %r7, %r8;
+; CHECK-SM80-NEXT:    { .reg .b16 tmp; mov.b32 {%rs3, tmp}, %r9; }
+; CHECK-SM80-NEXT:    mov.b16 %rs4, 0x0000;
+; CHECK-SM80-NEXT:    add.rn.f16 %rs5, %rs3, %rs4;
+; CHECK-SM80-NEXT:    st.param.b16 [func_retval0], %rs5;
+; CHECK-SM80-NEXT:    ret;
+;
+; CHECK-SM100-LABEL: reduce_fadd_half_reassoc(
+; CHECK-SM100:       {
+; CHECK-SM100-NEXT:    .reg .b16 %rs<6>;
+; CHECK-SM100-NEXT:    .reg .b32 %r<10>;
+; CHECK-SM100-EMPTY:
+; CHECK-SM100-NEXT:  // %bb.0:
+; CHECK-SM100-NEXT:    ld.param.v4.u32 {%r1, %r2, %r3, %r4}, [reduce_fadd_half_reassoc_param_0];
+; CHECK-SM100-NEXT:    add.rn.f16x2 %r5, %r2, %r4;
+; CHECK-SM100-NEXT:    add.rn.f16x2 %r6, %r1, %r3;
+; CHECK-SM100-NEXT:    add.rn.f16x2 %r7, %r6, %r5;
+; CHECK-SM100-NEXT:    mov.b32 {_, %rs1}, %r7;
+; CHECK-SM100-NEXT:    // implicit-def: %rs2
+; CHECK-SM100-NEXT:    mov.b32 %r8, {%rs1, %rs2};
+; CHECK-SM100-NEXT:    add.rn.f16x2 %r9, %r7, %r8;
+; CHECK-SM100-NEXT:    mov.b32 {%rs3, _}, %r9;
+; CHECK-SM100-NEXT:    mov.b16 %rs4, 0x0000;
+; CHECK-SM100-NEXT:    add.rn.f16 %rs5, %rs3, %rs4;
+; CHECK-SM100-NEXT:    st.param.b16 [func_retval0], %rs5;
+; CHECK-SM100-NEXT:    ret;
+  %res = call reassoc half @llvm.vector.reduce.fadd(half 0.0, <8 x half> %in)
+  ret half %res
+}
+
+define half @reduce_fadd_half_reassoc_nonpow2(<7 x half> %in) {
+; CHECK-LABEL: reduce_fadd_half_reassoc_nonpow2(
+; CHECK:       {
+; CHECK-NEXT:    .reg .b16 %rs<16>;
+; CHECK-NEXT:    .reg .b32 %r<2>;
+; CHECK-EMPTY:
+; CHECK-NEXT:  // %bb.0:
+; CHECK-NEXT:    ld.param.b32 %r1, [reduce_fadd_half_reassoc_nonpow2_param_0+8];
+; CHECK-NEXT:    mov.b32 {%rs5, %rs6}, %r1;
+; CHECK-NEXT:    ld.param.b16 %rs7, [reduce_fadd_half_reassoc_nonpow2_param_0+12];
+; CHECK-NEXT:    ld.param.v4.b16 {%rs1, %rs2, %rs3, %rs4}, [reduce_fadd_half_reassoc_nonpow2_param_0];
+; CHECK-NEXT:    mov.b16 %rs8, 0x0000;
+; CHECK-NEXT:    add.rn.f16 %rs9, %rs1, %rs8;
+; CHECK-NEXT:    add.rn.f16 %rs10, %rs9, %rs2;
+; CHECK-NEXT:    add.rn.f16 %rs11, %rs10, %rs3;
+; CHECK-NEXT:    add.rn.f16 %rs12, %rs11, %rs4;
+; CHECK-NEXT:    add.rn.f16 %rs13, %rs12, %rs5;
+; CHECK-NEXT:    add.rn.f16 %rs14, %rs13, %rs6;
+; CHECK-NEXT:    add.rn.f16 %rs15, %rs14, %rs7;
+; CHECK-NEXT:    st.param.b16 [func_retval0], %rs15;
+; CHECK-NEXT:    ret;
+  %res = call half @llvm.vector.reduce.fadd(half 0.0, <7 x half> %in)
+  ret half %res
+}
+
+; Check straight-line reduction.
+define float @reduce_fadd_float(<8 x float> %in) {
+; CHECK-LABEL: reduce_fadd_float(
+; CHECK:       {
+; CHECK-NEXT:    .reg .f32 %f<17>;
+; CHECK-EMPTY:
+; CHECK-NEXT:  // %bb.0:
+; CHECK-NEXT:    ld.param.v4.f32 {%f5, %f6, %f7, %f8}, [reduce_fadd_float_param_0+16];
+; CHECK-NEXT:    ld.param.v4.f32 {%f1, %f2, %f3, %f4}, [reduce_fadd_float_param_0];
+; CHECK-NEXT:    add.rn.f32 %f9, %f1, 0f00000000;
+; CHECK-NEXT:    add.rn.f32 %f10, %f9, %f2;
+; CHECK-NEXT:    add.rn.f32 %f11, %f10, %f3;
+; CHECK-NEXT:    add.rn.f32 %f12, %f11, %f4;
+; CHECK-NEXT:    add.rn.f32 %f13, %f12, %f5;
+; CHECK-NEXT:    add.rn.f32 %f14, %f13, %f6;
+; CHECK-NEXT:    add.rn.f32 %f15, %f14, %f7;
+; CHECK-NEXT:    add.rn.f32 %f16, %f15, %f8;
+; CHECK-NEXT:    st.param.f32 [func_retval0], %f16;
+; CHECK-NEXT:    ret;
+  %res = call float @llvm.vector.reduce.fadd(float 0.0, <8 x float> %in)
+  ret float %res
+}
+
+define float @reduce_fadd_float_reassoc(<8 x float> %in) {
+; CHECK-LABEL: reduce_fadd_float_reassoc(
+; CHECK:       {
+; CHECK-NEXT:    .reg .f32 %f<17>;
+; CHECK-EMPTY:
+; CHECK-NEXT:  // %bb.0:
+; CHECK-NEXT:    ld.param.v4.f32 {%f5, %f6, %f7, %f8}, [reduce_fadd_float_reassoc_param_0+16];
+; CHECK-NEXT:    ld.param.v4.f32 {%f1, %f2, %f3, %f4}, [reduce_fadd_float_reassoc_param_0];
+; CHECK-NEXT:    add.rn.f32 %f9, %f3, %f7;
+; CHECK-NEXT:    add.rn.f32 %f10, %f1, %f5;
+; CHECK-NEXT:    add.rn.f32 %f11, %f4, %f8;
+; CHECK-NEXT:    add.rn.f32 %f12, %f2, %f6;
+; CHECK-NEXT:    add.rn.f32 %f13, %f12, %f11;
+; CHECK-NEXT:    add.rn.f32 %f14, %f10, %f9;
+; CHECK-NEXT:    add.rn.f32 %f15, %f14, %f13;
+; CHECK-NEXT:    add.rn.f32 %f16, %f15, 0f00000000;
+; CHECK-NEXT:    st.param.f32 [func_retval0], %f16;
+; CHECK-NEXT:    ret;
+  %res = call reassoc float @llvm.vector.reduce.fadd(float 0.0, <8 x float> %in)
+  ret float %res
+}
+
+define float @reduce_fadd_float_reassoc_nonpow2(<7 x float> %in) {
+; CHECK-LABEL: reduce_fadd_float_reassoc_nonpow2(
+; CHECK:       {
+; CHECK-NEXT:    .reg .f32 %f<15>;
+; CHECK-EMPTY:
+; CHECK-NEXT:  // %bb.0:
+; CHECK-NEXT:    ld.param.f32 %f7, [reduce_fadd_float_reassoc_nonpow2_param_0+24];
+; CHECK-NEXT:    ld.param.v2.f32 {%f5, %f6}, [reduce_fadd_float_reassoc_nonpow2_param_0+16];
+; CHECK-NEXT:    ld.param.v4.f32 {%f1, %f2, %f3, %f4}, [reduce_fadd_float_reassoc_nonpow2_param_0];
+; CHECK-NEXT:    add.rn.f32 %f8, %f3, %f7;
+; CHECK-NEXT:    add.rn.f32 %f9, %f1, %f5;
+; CHECK-NEXT:    add.rn.f32 %f10, %f9, %f8;
+; CHECK-NEXT:    add.rn.f32 %f11, %f2, %f6;
+; CHECK-NEXT:    add.rn.f32 %f12, %f11, %f4;
+; CHECK-NEXT:    add.rn.f32 %f13, %f10, %f12;
+; CHECK-NEXT:    add.rn.f32 %f14, %f13, 0f00000000;
+; CHECK-NEXT:    st.param.f32 [func_retval0], %f14;
+; CHECK-NEXT:    ret;
+  %res = call reassoc float @llvm.vector.reduce.fadd(float 0.0, <7 x float> %in)
+  ret float %res
+}
+
+; Check straight line reduction.
+define half @reduce_fmul_half(<8 x half> %in) {
+; CHECK-LABEL: reduce_fmul_half(
+; CHECK:       {
+; CHECK-NEXT:    .reg .b16 %rs<16>;
+; CHECK-NEXT:    .reg .b32 %r<5>;
+; CHECK-EMPTY:
+; CHECK-NEXT:  // %bb.0:
+; CHECK-NEXT:    ld.param.v4.u32 {%r1, %r2, %r3, %r4}, [reduce_fmul_half_param_0];
+; CHECK-NEXT:    mov.b32 {%rs1, %rs2}, %r1;
+; CHECK-NEXT:    mul.rn.f16 %rs3, %rs1, %rs2;
+; CHECK-NEXT:    mov.b32 {%rs4, %rs5}, %r2;
+; CHECK-NEXT:    mul.rn.f16 %rs6, %rs3, %rs4;
+; CHECK-NEXT:    mul.rn.f16 %rs7, %rs6, %rs5;
+; CHECK-NEXT:    mov.b32 {%rs8, %rs9}, %r3;
+; CHECK-NEXT:    mul.rn.f16 %rs10, %rs7, %rs8;
+; CHECK-NEXT:    mul.rn.f16 %rs11, %rs10, %rs9;
+; CHECK-NEXT:    mov.b32 {%rs12, %rs13}, %r4;
+; CHECK-NEXT:    mul.rn.f16 %rs14, %rs11, %rs12;
+; CHECK-NEXT:    mul.rn.f16 %rs15, %rs14, %rs13;
+; CHECK-NEXT:    st.param.b16 [func_retval0], %rs15;
+; CHECK-NEXT:    ret;
+  %res = call half @llvm.vector.reduce.fmul(half 1.0, <8 x half> %in)
+  ret half %res
+}
+
+define half @reduce_fmul_half_reassoc(<8 x half> %in) {
+; CHECK-SM80-LABEL: reduce_fmul_half_reassoc(
+; CHECK-SM80:       {
+; CHECK-SM80-NEXT:    .reg .b16 %rs<4>;
+; CHECK-SM80-NEXT:    .reg .b32 %r<10>;
+; CHECK-SM80-EMPTY:
+; CHECK-SM80-NEXT:  // %bb.0:
+; CHECK-SM80-NEXT:    ld.param.v4.u32 {%r1, %r2, %r3, %r4}, [reduce_fmul_half_reassoc_param_0];
+; CHECK-SM80-NEXT:    mul.rn.f16x2 %r5, %r2, %r4;
+; CHECK-SM80-NEXT:    mul.rn.f16x2 %r6, %r1, %r3;
+; CHECK-SM80-NEXT:    mul.rn.f16x2 %r7, %r6, %r5;
+; CHECK-SM80-NEXT:    { .reg .b16 tmp; mov.b32 {tmp, %rs1}, %r7; }
+; CHECK-SM80-NEXT:    // implicit-def: %rs2
+; CHECK-SM80-NEXT:    mov.b32 %r8, {%rs1, %rs2};
+; CHECK-SM80-NEXT:    mul.rn.f16x2 %r9, %r7, %r8;
+; CHECK-SM80-NEXT:    { .reg .b16 tmp; mov.b32 {%rs3, tmp}, %r9; }
+; CHECK-SM80-NEXT:    st.param.b16 [func_retval0], %rs3;
+; CHECK-SM80-NEXT:    ret;
+;
+; CHECK-SM100-LABEL: reduce_fmul_half_reassoc(
+; CHECK-SM100:       {
+; CHECK-SM100-NEXT:    .reg .b16 %rs<4>;
+; CHECK-SM100-NEXT:    .reg .b32 %r<10>;
+; CHECK-SM100-EMPTY:
+; CHECK-SM100-NEXT:  // %bb.0:
+; CHECK-SM100-NEXT:    ld.param.v4.u32 {%r1, %r2, %r3, %r4}, [reduce_fmul_half_reassoc_param_0];
+; CHECK-SM100-NEXT:    mul.rn.f16x2 %r5, %r2, %r4;
+; CHECK-SM100-NEXT:    mul.rn.f16x2 %r6, %r1, %r3;
+; CHECK-SM100-NEXT:    mul.rn.f16x2 %r7, %r6, %r5;
+; CHECK-SM100-NEXT:    mov.b32 {_, %rs1}, %r7;
+; CHECK-SM100-NEXT:    // implicit-def: %rs2
+; CHECK-SM100-NEXT:    mov.b32 %r8, {%rs1, %rs2};
+; CHECK-SM100-NEXT:    mul.rn.f16x2 %r9, %r7, %r8;
+; CHECK-SM100-NEXT:    mov.b32 {%rs3, _}, %r9;
+; CHECK-SM100-NEXT:    st.param.b16 [func_retval0], %rs3;
+; CHECK-SM100-NEXT:    ret;
+  %res = call reassoc half @llvm.vector.reduce.fmul(half 1.0, <8 x half> %in)
+  ret half %res
+}
+
+define half @reduce_fmul_half_reassoc_nonpow2(<7 x half> %in) {
+; CHECK-LABEL: reduce_fmul_half_reassoc_nonpow2(
+; CHECK:       {
+; CHECK-NEXT:    .reg .b16 %rs<12>;
+; CHECK-NEXT:    .reg .b32 %r<8>;
+; CHECK-EMPTY:
+; CHECK-NEXT:  // %bb.0:
+; CHECK-NEXT:    ld.param.b32 %r1, [reduce_fmul_half_reassoc_nonpow2_param_0+8];
+; CHECK-NEXT:    mov.b32 {%rs5, %rs6}, %r1;
+; CHECK-NEXT:    ld.param.v4.b16 {%rs1, %rs2, %rs3, %rs4}, [reduce_fmul_half_reassoc_nonpow2_param_0];
+; CHECK-NEXT:    mov.b32 %r2, {%rs1, %rs2};
+; CHECK-NEXT:    mov.b32 %r3, {%rs3, %rs4};
+; CHECK-NEXT:    ld.param.b16 %rs7, [reduce_fmul_half_reassoc_nonpow2_param_0+12];
+; CHECK-NEXT:    mov.b16 %rs8, 0x3C00;
+; CHECK-NEXT:    mov.b32 %r4, {%rs7, %rs8};
+; CHECK-NEXT:    mul.rn.f16x2 %r5, %r3, %r4;
+; CHECK-NEXT:    mul.rn.f16x2 %r6, %r2, %r1;
+; CHECK-NEXT:    mul.rn.f16x2 %r7, %r6, %r5;
+; CHECK-NEXT:    mov.b32 {%rs9, %rs10}, %r7;
+; CHECK-NEXT:    mul.rn.f16 %rs11, %rs9, %rs10;
+; CHECK-NEXT:    st.param.b16 [func_retval0], %rs11;
+; CHECK-NEXT:    ret;
+  %res = call reassoc half @llvm.vector.reduce.fmul(half 1.0, <7 x half> %in)
+  ret half %res
+}
+
+; Check straight-line reduction.
+define float @reduce_fmul_float(<8 x float> %in) {
+; CHECK-LABEL: reduce_fmul_float(
+; CHECK:       {
+; CHECK-NEXT:    .reg .f32 %f<16>;
+; CHECK-EMPTY:
+; CHECK-NEXT:  // %bb.0:
+; CHECK-NEXT:    ld.param.v4.f32 {%f5, %f6, %f7, %f8}, [reduce_fmul_float_param_0+16];
+; CHECK-NEXT:    ld.param.v4.f32 {%f1, %f2, %f3, %f4}, [reduce_fmul_float_param_0];
+; CHECK-NEXT:    mul.rn.f32 %f9, %f1, %f2;
+; CHECK-NEXT:    mul.rn.f32 %f10, %f9, %f3;
+; CHECK-NEXT:    mul.rn.f32 %f11, %f10, %f4;
+; CHECK-NEXT:    mul.rn.f32 %f12, %f11, %f5;
+; CHECK-NEXT:    mul.rn.f32 %f13, %f12, %f6;
+; CHECK-NEXT:    mul.rn.f32 %f14, %f13, %f7;
+; CHECK-NEXT:    mul.rn.f32 %f15, %f14, %f8;
+; CHECK-NEXT:    st.param.f32 [func_retval0], %f15;
+; CHECK-NEXT:    ret;
+  %res = call float @llvm.vector.reduce.fmul(float 1.0, <8 x float> %in)
+  ret float %res
+}
+
+define float @reduce_fmul_float_reassoc(<8 x float> %in) {
+; CHECK-LABEL: reduce_fmul_float_reassoc(
+; CHECK:       {
+; CHECK-NEXT:    .reg .f32 %f<16>;
+; CHECK-EMPTY:
+; CHECK-NEXT:  // %bb.0:
+; CHECK-NEXT:    ld.param.v4.f32 {%f5, %f6, %f7, %f8}, [reduce_fmul_float_reassoc_param_0+16];
+; CHECK-NEXT:    ld.param.v4.f32 {%f1, %f2, %f3, %f4}, [reduce_fmul_float_reassoc_param_0];
+; CHECK-NEXT:    mul.rn.f32 %f9, %f3, %f7;
+; CHECK-NEXT:    mul.rn.f32 %f10, %f1, %f5;
+; CHECK-NEXT:    mul.rn.f32 %f11, %f4, %f8;
+; CHECK-NEXT:    mul.rn.f32 %f12, %f2, %f6;
+; CHECK-NEXT:    mul.rn.f32 %f13, %f12, %f11;
+; CHECK-NEXT:    mul.rn.f32 %f14, %f10, %f9;
+; CHECK-NEXT:    mul.rn.f32 %f15, %f14, %f13;
+; CHECK-NEXT:    st.param.f32 [func_retval0], %f15;
+; CHECK-NEXT:    ret;
+  %res = call reassoc float @llvm.vector.reduce.fmul(float 1.0, <8 x float> %in)
+  ret float %res
+}
+
+define float @reduce_fmul_float_reassoc_nonpow2(<7 x float> %in) {
+; CHECK-LABEL: reduce_fmul_float_reassoc_nonpow2(
+; CHECK:       {
+; CHECK-NEXT:    .reg .f32 %f<14>;
+; CHECK-EMPTY:
+; CHECK-NEXT:  // %bb.0:
+; CHECK-NEXT:    ld.param.f32 %f7, [reduce_fmul_float_reassoc_nonpow2_param_0+24];
+; CHECK-NEXT:    ld.param.v2.f32 {%f5, %f6}, [reduce_fmul_float_reassoc_nonpow2_param_0+16];
+; CHECK-NEXT:    ld.param.v4.f32 {%f1, %f2, %f3, %f4}, [reduce_fmul_float_reassoc_nonpow2_param_0];
+; CHECK-NEXT:    mul.rn.f32 %f8, %f3, %f7;
+; CHECK-NEXT:    mul.rn.f32 %f9, %f1, %f5;
+; CHECK-NEXT:    mul.rn.f32 %f10, %f9, %f8;
+; CHECK-NEXT:    mul.rn.f32 %f11, %f2, %f6;
+; CHECK-NEXT:    mul.rn.f32 %f12, %f11, %f4;
+; CHECK-NEXT:    mul.rn.f32 %f13, %f10, %f12;
+; CHECK-NEXT:    st.param.f32 [func_retval0], %f13;
+; CHECK-NEXT:    ret;
+  %res = call reassoc float @llvm.vector.reduce.fmul(float 1.0, <7 x float> %in)
+  ret float %res
+}
+
+; Check straight line reduction.
+define half @reduce_fmax_half(<8 x half> %in) {
+; CHECK-LABEL: reduce_fmax_half(
+; CHECK:       {
+; CHECK-NEXT:    .reg .b16 %rs<4>;
+; CHECK-NEXT:    .reg .b32 %r<8>;
+; CHECK-EMPTY:
+; CHECK-NEXT:  // %bb.0:
+; CHECK-NEXT:    ld.param.v4.u32 {%r1, %r2, %r3, %r4}, [reduce_fmax_half_param_0];
+; CHECK-NEXT:    max.f16x2 %r5, %r2, %r4;
+; CHECK-NEXT:    max.f16x2 %r6, %r1, %r3;
+; CHECK-NEXT:    max.f16x2 %r7, %r6, %r5;
+; CHECK-NEXT:    mov.b32 {%rs1, %rs2}, %r7;
+; CHECK-NEXT:    max.f16 %rs3, %rs1, %rs2;
+; CHECK-NEXT:    st.param.b16 [func_retval0], %rs3;
+; CHECK-NEXT:    ret;
+  %res = call half @llvm.vector.reduce.fmax(<8 x half> %in)
+  ret half %res
+}
+
+define half @reduce_fmax_half_reassoc(<8 x half> %in) {
+; CHECK-LABEL: reduce_fmax_half_reassoc(
+; CHECK:       {
+; CHECK-NEXT:    .reg .b16 %rs<4>;
+; CHECK-NEXT:    .reg .b32 %r<8>;
+; CHECK-EMPTY:
+; CHECK-NEXT:  // %bb.0:
+; CHECK-NEXT:    ld.param.v4.u32 {%r1, %r2, %r3, %r4}, [reduce_fmax_half_reassoc_param_0];
+; CHECK-NEXT:    max.f16x2 %r5, %r2, %r4;
+; CHECK-NEXT:    max.f16x2 %r6, %r1, %r3;
+; CHECK-NEXT:    max.f16x2 %r7, %r6, %r5;
+; CHECK-NEXT:    mov.b32 {%rs1, %rs2}, %r7;
+; CHECK-NEXT:    max.f16 %rs3, %rs1, %rs2;
+; CHECK-NEXT:    st.param.b16 [func_retval0], %rs3;
+; CHECK-NEXT:    ret;
+  %res = call reassoc half @llvm.vector.reduce.fmax(<8 x half> %in)
+  ret half %res
+}
+
+define half @reduce_fmax_half_reassoc_nonpow2(<7 x half> %in) {
+; CHECK-LABEL: reduce_fmax_half_reassoc_nonpow2(
+; CHECK:       {
+; CHECK-NEXT:    .reg .b16 %rs<12>;
+; CHECK-NEXT:    .reg .b32 %r<8>;
+; CHECK-EMPTY:
+; CHECK-NEXT:  // %bb.0:
+; CHECK-NEXT:    ld.param.b32 %r1, [reduce_fmax_half_reassoc_nonpow2_param_0+8];
+; CHECK-NEXT:    mov.b32 {%rs5, %rs6}, %r1;
+; CHECK-NEXT:    ld.param.v4.b16 {%rs1, %rs2, %rs3, %rs4}, [reduce_fmax_half_reassoc_nonpow2_param_0];
+; CHECK-NEXT:    mov.b32 %r2, {%rs1, %rs2};
+; CHECK-NEXT:    mov.b32 %r3, {%rs3, %rs4};
+; CHECK-NEXT:    ld.param.b16 %rs7, [reduce_fmax_half_reassoc_nonpow2_param_0+12];
+; CHECK-NEXT:    mov.b16 %rs8, 0xFE00;
+; CHECK-NEXT:    mov.b32 %r4, {%rs7, %rs8};
+; CHECK-NEXT:    max.f16x2 %r5, %r3, %r4;
+; CHECK-NEXT:    max.f16x2 %r6, %r2, %r1;
+; CHECK-NEXT:    max.f16x2 %r7, %r6, %r5;
+; CHECK-NEXT:    mov.b32 {%rs9, %rs10}, %r7;
+; CHECK-NEXT:    max.f16 %rs11, %rs9, %rs10;
+; CHECK-NEXT:    st.param.b16 [func_retval0], %rs11;
+; CHECK-NEXT:    ret;
+  %res = call reassoc half @llvm.vector.reduce.fmax(<7 x half> %in)
+  ret half %res
+}
+
+; Check straight-line reduction.
+define float @reduce_fmax_float(<8 x float> %in) {
+;
+; CHECK-LABEL: reduce_fmax_float(
+; CHECK:       {
+; CHECK-NEXT:    .reg .f32 %f<16>;
+; CHECK-EMPTY:
+; CHECK-NEXT:  // %bb.0:
+; CHECK-NEXT:    ld.param.v4.f32 {%f5, %f6, %f7, %f8}, [reduce_fmax_float_param_0+16];
+; CHECK-NEXT:    ld.param.v4.f32 {%f1, %f2, %f3, %f4}, [reduce_fmax_float_param_0];
+; CHECK-NEXT:    max.f32 %f9, %f4, %f8;
+; CHECK-NEXT:    max.f32 %f10, %f2, %f6;
+; CHECK-NEXT:    max.f32 %f11, %f10, %f9;
+; CHECK-NEXT:    max.f32 %f12, %f3, %f7;
+; CHECK-NEXT:    max.f32 %f13, %f1, %f5;
+; CHECK-NEXT:    max.f32 %f14, %f13, %f12;
+; CHECK-NEXT:    max.f32 %f15, %f14, %f11;
+; CHECK-NEXT:    st.param.f32 [func_retval0], %f15;
+; CHECK-NEXT:    ret;
+  %res = call float @llvm.vector.reduce.fmax(<8 x float> %in)
+  ret float %res
+}
+
+define float @reduce_fmax_float_reassoc(<8 x float> %in) {
+;
+; CHECK-LABEL: reduce_fmax_float_reassoc(
+; CHECK:       {
+; CHECK-NEXT:    .reg .f32 %f<16>;
+; CHECK-EMPTY:
+; CHECK-NEXT:  // %bb.0:
+; CHECK-NEXT:    ld.param.v4.f32 {%f5, %f6, %f7, %f8}, [reduce_fmax_float_reassoc_param_0+16];
+; CHECK-NEXT:    ld.param.v4.f32 {%f1, %f2, %f3, %f4}, [reduce_fmax_float_reassoc_param_0];
+; CHECK-NEXT:    max.f32 %f9, %f4, %f8;
+; CHECK-NEXT:    max.f32 %f10, %f2, %f6;
+; CHECK-NEXT:    max.f32 %f11, %f10, %f9;
+; CHECK-NEXT:    max.f32 %f12, %f3, %f7;
+; CHECK-NEXT:    max.f32 %f13, %f1, %f5;
+; CHECK-NEXT:    max.f32 %f14, %f13, %f12;
+; CHECK-NEXT:    max.f32 %f15, %f14, %f11;
+; CHECK-NEXT:    st.param.f32 [func_retval0], %f15;
+; CHECK-NEXT:    ret;
+  %res = call reassoc float @llvm.vector.reduce.fmax(<8 x float> %in)
+  ret float %res
+}
+
+define float @reduce_fmax_float_reassoc_nonpow2(<7 x float> %in) {
+;
+; CHECK-LABEL: reduce_fmax_float_reassoc_nonpow2(
+; CHECK:       {
+; CHECK-NEXT:    .reg .f32 %f<14>;
+; CHECK-EMPTY:
+; CHECK-NEXT:  // %bb.0:
+; CHECK-NEXT:    ld.param.f32 %f7, [reduce_fmax_float_reassoc_nonpow2_param_0+24];
+; CHECK-NEXT:    ld.param.v2.f32 {%f5, %f6}, [reduce_fmax_float_reassoc_nonpow2_param_0+16];
+; CHECK-NEXT:    ld.param.v4.f32 {%f1, %f2, %f3, %f4}, [reduce_fmax_float_reassoc_nonpow2_param_0];
+; CHECK-NEXT:    max.f32 %f8, %f3, %f7;
+; CHECK-NEXT:    max.f32 %f9, %f1, %f5;
+; CHECK-NEXT:    max.f32 %f10, %f9, %f8;
+; CHECK-NEXT:    max.f32 %f11, %f2, %f6;
+; CHECK-NEXT:    max.f32 %f12, %f11, %f4;
+; CHECK-NEXT:    max.f32 %f13, %f10, %f12;
+; CHECK-NEXT:    st.param.f32 [func_retval0], %f13;
+; CHECK-NEXT:    ret;
+  %res = call reassoc float @llvm.vector.reduce.fmax(<7 x float> %in)
+  ret float %res
+}
+
+; Check straight line reduction.
+define half @reduce_fmin_half(<8 x half> %in) {
+; CHECK-LABEL: reduce_fmin_half(
+; CHECK:       {
+; CHECK-NEXT:    .reg .b16 %rs<4>;
+; CHECK-NEXT:    .reg .b32 %r<8>;
+; CHECK-EMPTY:
+; CHECK-NEXT:  // %bb.0:
+; CHECK-NEXT:    ld.param.v4.u32 {%r1, %r2, %r3, %r4}, [reduce_fmin_half_param_0];
+; CHECK-NEXT:    min.f16x2 %r5, %r2, %r4;
+; CHECK-NEXT:    min.f16x2 %r6, %r1, %r3;
+; CHECK-NEXT:    min.f16x2 %r7, %r6, %r5;
+; CHECK-NEXT:    mov.b32 {%rs1, %rs2}, %r7;
+; CHECK-NEXT:    min.f16 %rs3, %rs1, %rs2;
+; CHECK-NEXT:    st.param.b16 [func_retval0], %rs3;
+; CHECK-NEXT:    ret;
+  %res = call half @llvm.vector.reduce.fmin(<8 x half> %in)
+  ret half %res
+}
+
+define half @reduce_fmin_half_reassoc(<8 x half> %in) {
+; CHECK-LABEL: reduce_fmin_half_reassoc(
+; CHECK:       {
+; CHECK-NEXT:    .reg .b16 %rs<4>;
+; CHECK-NEXT:    .reg .b32 %r<8>;
+; CHECK-EMPTY:
+; CHECK-NEXT:  // %bb.0:
+; CHECK-NEXT:    ld.param.v4.u32 {%r1, %r2, %r3, %r4}, [reduce_fmin_half_reassoc_param_0];
+; CHECK-NEXT:    min.f16x2 %r5, %r2, %r4;
+; CHECK-NEXT:    min.f16x2 %r6, %r1, %r3;
+; CHECK-NEXT:    min.f16x2 %r7, %r6, %r5;
+; CHECK-NEXT:    mov.b32 {%rs1, %rs2}, %r7;
+; CHECK-NEXT:    min.f16 %rs3, %rs1, %rs2;
+; CHECK-NEXT:    st.param.b16 [func_retval0], %rs3;
+; CHECK-NEXT:    ret;
+  %res = call reassoc half @llvm.vector.reduce.fmin(<8 x half> %in)
+  ret half %res
+}
+
+define half @reduce_fmin_half_reassoc_nonpow2(<7 x half> %in) {
+; CHECK-LABEL: reduce_fmin_half_reassoc_nonpow2(
+; CHECK:       {
+; CHECK-NEXT:    .reg .b16 %rs<12>;
+; CHECK-NEXT:    .reg .b32 %r<8>;
+; CHECK-EMPTY:
+; CHECK-NEXT:  // %bb.0:
+; CHECK-NEXT:    ld.param.b32 %r1, [reduce_fmin_half_reassoc_nonpow2_param_0+8];
+; CHECK-NEXT:    mov.b32 {%rs5, %rs6}, %r1;
+; CHECK-NEXT:    ld.param.v4.b16 {%rs1, %rs2, %rs3, %rs4}, [reduce_fmin_half_reassoc_nonpow2_param_0];
+; CHECK-NEXT:    mov.b32 %r2, {%rs1, %rs2};
+; CHECK-NEXT:    mov.b32 %r3, {%rs3, %rs4};
+; CHECK-NEXT:    ld.param.b16 %rs7, [reduce_fmin_half_reassoc_nonpow2_param_0+12];
+; CHECK-NEXT:    mov.b16 %rs8, 0x7E00;
+; CHECK-NEXT:    mov.b32 %r4, {%rs7, %rs8};
+; CHECK-NEXT:    min.f16x2 %r5, %r3, %r4;
+; CHECK-NEXT:    min.f16x2 %r6, %r2, %r1;
+; CHECK-NEXT:    min.f16x2 %r7, %r6, %r5;
+; CHECK-NEXT:    mov.b32 {%rs9, %rs10}, %r7;
+; CHECK-NEXT:    min.f16 %rs11, %rs9, %rs10;
+; CHECK-NEXT:    st.param.b16 [func_retval0], %rs11;
+; CHECK-NEXT:    ret;
+  %res = call reassoc half @llvm.vector.reduce.fmin(<7 x half> %in)
+  ret half %res
+}
+
+; Check straight-line reduction.
+define float @reduce_fmin_float(<8 x float> %in) {
+;
+; CHECK-LABEL: reduce_fmin_float(
+; CHECK:       {
+; CHECK-NEXT:    .reg .f32 %f<16>;
+; CHECK-EMPTY:
+; CHECK-NEXT:  // %bb.0:
+; CHECK-NEXT:    ld.param.v4.f32 {%f5, %f6, %f7, %f8}, [reduce_fmin_float_param_0+16];
+; CHECK-NEXT:    ld.param.v4.f32 {%f1, %f2, %f3, %f4}, [reduce_fmin_float_param_0];
+; CHECK-NEXT:    min.f32 %f9, %f4, %f8;
+; CHECK-NEXT:    min.f32 %f10, %f2, %f6;
+; CHECK-NEXT:    min.f32 %f11, %f10, %f9;
+; CHECK-NEXT:    min.f32 %f12, %f3, %f7;
+; CHECK-NEXT:    min.f32 %f13, %f1, %f5;
+; CHECK-NEXT:    min.f32 %f14, %f13, %f12;
+; CHECK-NEXT:    min.f32 %f15, %f14, %f11;
+; CHECK-NEXT:    st.param.f32 [func_retval0], %f15;
+; CHECK-NEXT:    ret;
+  %res = call float @llvm.vector.reduce.fmin(<8 x float> %in)
+  ret float %res
+}
+
+define float @reduce_fmin_float_reassoc(<8 x float> %in) {
+;
+; CHECK-LABEL: reduce_fmin_float_reassoc(
+; CHECK:       {
+; CHECK-NEXT:    .reg .f32 %f<16>;
+; CHECK-EMPTY:
+; CHECK-NEXT:  // %bb.0:
+; CHECK-NEXT:    ld.param.v4.f32 {%f5, %f6, %f7, %f8}, [reduce_fmin_float_reassoc_param_0+16];
+; CHECK-NEXT:    ld.param.v4.f32 {%f1, %f2, %f3, %f4}, [reduce_fmin_float_reassoc_param_0];
+; CHECK-NEXT:    min.f32 %f9, %f4, %f8;
+; CHECK-NEXT:    min.f32 %f10, %f2, %f6;
+; CHECK-NEXT:    min.f32 %f11, %f10, %f9;
+; CHECK-NEXT:    min.f32 %f12, %f3, %f7;
+; CHECK-NEXT:    min.f32 %f13, %f1, %f5;
+; CHECK-NEXT:    min.f32 %f14, %f13, %f12;
+; CHECK-NEXT:    min.f32 %f15, %f14, %f11;
+; CHECK-NEXT:    st.param.f32 [func_retval0], %f15;
+; CHECK-NEXT:    ret;
+  %res = call reassoc float @llvm.vector.reduce.fmin(<8 x float> %in)
+  ret float %res
+}
+
+define float @reduce_fmin_float_reassoc_nonpow2(<7 x float> %in) {
+;
+; CHECK-LABEL: reduce_fmin_float_reassoc_nonpow2(
+; CHECK:       {
+; CHECK-NEXT:    .reg .f32 %f<14>;
+; CHECK-EMPTY:
+; CHECK-NEXT:  // %bb.0:
+; CHECK-NEXT:    ld.param.f32 %f7, [reduce_fmin_float_reassoc_nonpow2_param_0+24];
+; CHECK-NEXT:    ld.param.v2.f32 {%f5, %f6}, [reduce_fmin_float_reassoc_nonpow2_param_0+16];
+; CHECK-NEXT:    ld.param.v4.f32 {%f1, %f2, %f3, %f4}, [reduce_fmin_float_reassoc_nonpow2_param_0];
+; CHECK-NEXT:    min.f32 %f8, %f3, %f7;
+; CHECK-NEXT:    min.f32 %f9, %f1, %f5;
+; CHECK-NEXT:    min.f32 %f10, %f9, %f8;
+; CHECK-NEXT:    min.f32 %f11, %f2, %f6;
+; CHECK-NEXT:    min.f32 %f12, %f11, %f4;
+; CHECK-NEXT:    min.f32 %f13, %f10, %f12;
+; CHECK-NEXT:    st.param.f32 [func_retval0], %f13;
+; CHECK-NEXT:    ret;
+  %res = call reassoc float @llvm.vector.reduce.fmin(<7 x float> %in)
+  ret float %res
+}
+
+; Check straight-line reduction.
+define half @reduce_fmaximum_half(<8 x half> %in) {
+; CHECK-LABEL: reduce_fmaximum_half(
+; CHECK:       {
+; CHECK-NEXT:    .reg .b16 %rs<4>;
+; CHECK-NEXT:    .reg .b32 %r<8>;
+; CHECK-EMPTY:
+; CHECK-NEXT:  // %bb.0:
+; CHECK-NEXT:    ld.param.v4.u32 {%r1, %r2, %r3, %r4}, [reduce_fmaximum_half_param_0];
+; CHECK-NEXT:    max.NaN.f16x2 %r5, %r2, %r4;
+; CHECK-NEXT:    max.NaN.f16x2 %r6, %r1, %r3;
+; CHECK-NEXT:    max.NaN.f16x2 %r7, %r6, %r5;
+; CHECK-NEXT:    mov.b32 {%rs1, %rs2}, %r7;
+; CHECK-NEXT:    max.NaN.f16 %rs3, %rs1, %rs2;
+; CHECK-NEXT:    st.param.b16 [func_retval0], %rs3;
+; CHECK-NEXT:    ret;
+  %res = call half @llvm.vector.reduce.fmaximum(<8 x half> %in)
+  ret half %res
+}
+
+define half @reduce_fmaximum_half_reassoc(<8 x half> %in) {
+; CHECK-LABEL: reduce_fmaximum_half_reassoc(
+; CHECK:       {
+; CHECK-NEXT:    .reg .b16 %rs<4>;
+; CHECK-NEXT:    .reg .b32 %r<8>;
+; CHECK-EMPTY:
+; CHECK-NEXT:  // %bb.0:
+; CHECK-NEXT:    ld.param.v4.u32 {%r1, %r2, %r3, %r4}, [reduce_fmaximum_half_reassoc_param_0];
+; CHECK-NEXT:    max.NaN.f16x2 %r5, %r2, %r4;
+; CHECK-NEXT:    max.NaN.f16x2 %r6, %r1, %r3;
+; CHECK-NEXT:    max.NaN.f16x2 %r7, %r6, %r5;
+; CHECK-NEXT:    mov.b32 {%rs1, %rs2}, %r7;
+; CHECK-NEXT:    max.NaN.f16 %rs3, %rs1, %rs2;
+; CHECK-NEXT:    st.param.b16 [func_retval0], %rs3;
+; CHECK-NEXT:    ret;
+  %res = call reassoc half @llvm.vector.reduce.fmaximum(<8 x half> %in)
+  ret half %res
+}
+
+define half @reduce_fmaximum_half_reassoc_nonpow2(<7 x half> %in) {
+; CHECK-LABEL: reduce_fmaximum_half_reassoc_nonpow2(
+; CHECK:       {
+; CHECK-NEXT:    .reg .b16 %rs<12>;
+; CHECK-NEXT:    .reg .b32 %r<8>;
+; CHECK-EMPTY:
+; CHECK-NEXT:  // %bb.0:
+; CHECK-NEXT:    ld.param.b32 %r1, [reduce_fmaximum_half_reassoc_nonpow2_param_0+8];
+; CHECK-NEXT:    mov.b32 {%rs5, %rs6}, %r1;
+; CHECK-NEXT:    ld.param.v4.b16 {%rs1, %rs2, %rs3, %rs4}, [reduce_fmaximum_half_reassoc_nonpow2_param_0];
+; CHECK-NEXT:    mov.b32 %r2, {%rs1, %rs2};
+; CHECK-NEXT:    mov.b32 %r3, {%rs3, %rs4};
+; CHECK-NEXT:    ld.param.b16 %rs7, [reduce_fmaximum_half_reassoc_nonpow2_param_0+12];
+; CHECK-NEXT:    mov.b16 %rs8, 0xFC00;
+; CHECK-NEXT:    mov.b32 %r4, {%rs7, %rs8};
+; CHECK-NEXT:    max.NaN.f16x2 %r5, %r3, %r4;
+; CHECK-NEXT:    max.NaN.f16x2 %r6, %r2, %r1;
+; CHECK-NEXT:    max.NaN.f16x2 %r7, %r6, %r5;
+; CHECK-NEXT:    mov.b32 {%rs9, %rs10}, %r7;
+; CHECK-NEXT:    max.NaN.f16 %rs11, %rs9, %rs10;
+; CHECK-NEXT:    st.param.b16 [func_retval0], %rs11;
+; CHECK-NEXT:    ret;
+  %res = call reassoc half @llvm.vector.reduce.fmaximum(<7 x half> %in)
+  ret half %res
+}
+
+; Check straight-line reduction.
+define float @reduce_fmaximum_float(<8 x float> %in) {
+;
+; CHECK-LABEL: reduce_fmaximum_float(
+; CHECK:       {
+; CHECK-NEXT:    .reg .f32 %f<16>;
+; CHECK-EMPTY:
+; CHECK-NEXT:  // %bb.0:
+; CHECK-NEXT:    ld.param.v4.f32 {%f5, %f6, %f7, %f8}, [reduce_fmaximum_float_param_0+16];
+; CHECK-NEXT:    ld.param.v4.f32 {%f1, %f2, %f3, %f4}, [reduce_fmaximum_float_param_0];
+; CHECK-NEXT:    max.NaN.f32 %f9, %f4, %f8;
+; CHECK-NEXT:    max.NaN.f32 %f10, %f2, %f6;
+; CHECK-NEXT:    max.NaN.f32 %f11, %f10, %f9;
+; CHECK-NEXT:    max.NaN.f32 %f12, %f3, %f7;
+; CHECK-NEXT:    max.NaN.f32 %f13, %f1, %f5;
+; CHECK-NEXT:    max.NaN.f32 %f14, %f13, %f12;
+; CHECK-NEXT:    max.NaN.f32 %f15, %f14, %f11;
+; CHECK-NEXT:    st.param.f32 [func_retval0], %f15;
+; CHECK-NEXT:    ret;
+  %res = call float @llvm.vector.reduce.fmaximum(<8 x float> %in)
+  ret float %res
+}
+
+define float @reduce_fmaximum_float_reassoc(<8 x float> %in) {
+;
+; CHECK-LABEL: reduce_fmaximum_float_reassoc(
+; CHECK:       {
+; CHECK-NEXT:    .reg .f32 %f<16>;
+; CHECK-EMPTY:
+; CHECK-NEXT:  // %bb.0:
+; CHECK-NEXT:    ld.param.v4.f32 {%f5, %f6, %f7, %f8}, [reduce_fmaximum_float_reassoc_param_0+16];
+; CHECK-NEXT:    ld.param.v4.f32 {%f1, %f2, %f3, %f4}, [reduce_fmaximum_float_reassoc_param_0];
+; CHECK-NEXT:    max.NaN.f32 %f9, %f4, %f8;
+; CHECK-NEXT:    max.NaN.f32 %f10, %f2, %f6;
+; CHECK-NEXT:    max.NaN.f32 %f11, %f10, %f9;
+; CHECK-NEXT:    max.NaN.f32 %f12, %f3, %f7;
+; CHECK-NEXT:    max.NaN.f32 %f13, %f1, %f5;
+; CHECK-NEXT:    max.NaN.f32 %f14, %f13, %f12;
+; CHECK-NEXT:    max.NaN.f32 %f15, %f14, %f11;
+; CHECK-NEXT:    st.param.f32 [func_retval0], %f15;
+; CHECK-NEXT:    ret;
+  %res = call reassoc float @llvm.vector.reduce.fmaximum(<8 x float> %in)
+  ret float %res
+}
+
+define float @reduce_fmaximum_float_reassoc_nonpow2(<7 x float> %in) {
+;
+; CHECK-LABEL: reduce_fmaximum_float_reassoc_nonpow2(
+; CHECK:       {
+; CHECK-NEXT:    .reg .f32 %f<14>;
+; CHECK-EMPTY:
+; CHECK-NEXT:  // %bb.0:
+; CHECK-NEXT:    ld.param.f32 %f7, [reduce_fmaximum_float_reassoc_nonpow2_param_0+24];
+; CHECK-NEXT:    ld.param.v2.f32 {%f5, %f6}, [reduce_fmaximum_float_reassoc_nonpow2_param_0+16];
+; CHECK-NEXT:    ld.param.v4.f32 {%f1, %f2, %f3, %f4}, [reduce_fmaximum_float_reassoc_nonpow2_param_0];
+; CHECK-NEXT:    max.NaN.f32 %f8, %f3, %f7;
+; CHECK-NEXT:    max.NaN.f32 %f9, %f1, %f5;
+; CHECK-NEXT:    max.NaN.f32 %f10, %f9, %f8;
+; CHECK-NEXT:    max.NaN.f32 %f11, %f2, %f6;
+; CHECK-NEXT:    max.NaN.f32 %f12, %f11, %f4;
+; CHECK-NEXT:    max.NaN.f32 %f13, %f10, %f12;
+; CHECK-NEXT:    st.param.f32 [func_retval0], %f13;
+; CHECK-NEXT:    ret;
+  %res = call reassoc float @llvm.vector.reduce.fmaximum(<7 x float> %in)
+  ret float %res
+}
+
+; Check straight-line reduction.
+define half @reduce_fminimum_half(<8 x half> %in) {
+; CHECK-LABEL: reduce_fminimum_half(
+; CHECK:       {
+; CHECK-NEXT:    .reg .b16 %rs<4>;
+; CHECK-NEXT:    .reg .b32 %r<8>;
+; CHECK-EMPTY:
+; CHECK-NEXT:  // %bb.0:
+; CHECK-NEXT:    ld.param.v4.u32 {%r1, %r2, %r3, %r4}, [reduce_fminimum_half_param_0];
+; CHECK-NEXT:    min.NaN.f16x2 %r5, %r2, %r4;
+; CHECK-NEXT:    min.NaN.f16x2 %r6, %r1, %r3;
+; CHECK-NEXT:    min.NaN.f16x2 %r7, %r6, %r5;
+; CHECK-NEXT:    mov.b32 {%rs1, %rs2}, %r7;
+; CHECK-NEXT:    min.NaN.f16 %rs3, %rs1, %rs2;
+; CHECK-NEXT:    st.param.b16 [func_retval0], %rs3;
+; CHECK-NEXT:    ret;
+  %res = call half @llvm.vector.reduce.fminimum(<8 x half> %in)
+  ret half %res
+}
+
+define half @reduce_fminimum_half_reassoc(<8 x half> %in) {
+; CHECK-LABEL: reduce_fminimum_half_reassoc(
+; CHECK:       {
+; CHECK-NEXT:    .reg .b16 %rs<4>;
+; CHECK-NEXT:    .reg .b32 %r<8>;
+; CHECK-EMPTY:
+; CHECK-NEXT:  // %bb.0:
+; CHECK-NEXT:    ld.param.v4.u32 {%r1, %r2, %r3, %r4}, [reduce_fminimum_half_reassoc_param_0];
+; CHECK-NEXT:    min.NaN.f16x2 %r5, %r2, %r4;
+; CHECK-NEXT:    min.NaN.f16x2 %r6, %r1, %r3;
+; CHECK-NEXT:    min.NaN.f16x2 %r7, %r6, %r5;
+; CHECK-NEXT:    mov.b32 {%rs1, %rs2}, %r7;
+; CHECK-NEXT:    min.NaN.f16 %rs3, %rs1, %rs2;
+; CHECK-NEXT:    st.param.b16 [func_retval0], %rs3;
+; CHECK-NEXT:    ret;
+  %res = call reassoc half @llvm.vector.reduce.fminimum(<8 x half> %in)
+  ret half %res
+}
+
+define half @reduce_fminimum_half_reassoc_nonpow2(<7 x half> %in) {
+; CHECK-LABEL: reduce_fminimum_half_reassoc_nonpow2(
+; CHECK:       {
+; CHECK-NEXT:    .reg .b16 %rs<12>;
+; CHECK-NEXT:    .reg .b32 %r<8>;
+; CHECK-EMPTY:
+; CHECK-NEXT:  // %bb.0:
+; CHECK-NEXT:    ld.param.b32 %r1, [reduce_fminimum_half_reassoc_nonpow2_param_0+8];
+; CHECK-NEXT:    mov.b32 {%rs5, %rs6}, %r1;
+; CHECK-NEXT:    ld.param.v4.b16 {%rs1, %rs2, %rs3, %rs4}, [reduce_fminimum_half_reassoc_nonpow2_param_0];
+; CHECK-NEXT:    mov.b32 %r2, {%rs1, %rs2};
+; CHECK-NEXT:    mov.b32 %r3, {%rs3, %rs4};
+; CHECK-NEXT:    ld.param.b16 %rs7, [reduce_fminimum_half_reassoc_nonpow2_param_0+12];
+; CHECK-NEXT:    mov.b16 %rs8, 0x7C00;
+; CHECK-NEXT:    mov.b32 %r4, {%rs7, %rs8};
+; CHECK-NEXT:    min.NaN.f16x2 %r5, %r3, %r4;
+; CHECK-NEXT:    min.NaN.f16x2 %r6, %r2, %r1;
+; CHECK-NEXT:    min.NaN.f16x2 %r7, %r6, %r5;
+; CHECK-NEXT:    mov.b32 {%rs9, %rs10}, %r7;
+; CHECK-NEXT:    min.NaN.f16 %rs11, %rs9, %rs10;
+; CHECK-NEXT:    st.param.b16 [func_retval0], %rs11;
+; CHECK-NEXT:    ret;
+  %res = call reassoc half @llvm.vector.reduce.fminimum(<7 x half> %in)
+  ret half %res
+}
+
+; Check straight-line reduction.
+define float @reduce_fminimum_float(<8 x float> %in) {
+;
+; CHECK-LABEL: reduce_fminimum_float(
+; CHECK:       {
+; CHECK-NEXT:    .reg .f32 %f<16>;
+; CHECK-EMPTY:
+; CHECK-NEXT:  // %bb.0:
+; CHECK-NEXT:    ld.param.v4.f32 {%f5, %f6, %f7, %f8}, [reduce_fminimum_float_param_0+16];
+; CHECK-NEXT:    ld.param.v4.f32 {%f1, %f2, %f3, %f4}, [reduce_fminimum_float_param_0];
+; CHECK-NEXT:    min.NaN.f32 %f9, %f4, %f8;
+; CHECK-NEXT:    min.NaN.f32 %f10, %f2, %f6;
+; CHECK-NEXT:    min.NaN.f32 %f11, %f10, %f9;
+; CHECK-NEXT:    min.NaN.f32 %f12, %f3, %f7;
+; CHECK-NEXT:    min.NaN.f32 %f13, %f1, %f5;
+; CHECK-NEXT:    min.NaN.f32 %f14, %f13, %f12;
+; CHECK-NEXT:    min.NaN.f32 %f15, %f14, %f11;
+; CHECK-NEXT:    st.param.f32 [func_retval0], %f15;
+; CHECK-NEXT:    ret;
+  %res = call float @llvm.vector.reduce.fminimum(<8 x float> %in)
+  ret float %res
+}
+
+define float @reduce_fminimum_float_reassoc(<8 x float> %in) {
+;
+; CHECK-LABEL: reduce_fminimum_float_reassoc(
+; CHECK:       {
+; CHECK-NEXT:    .reg .f32 %f<16>;
+; CHECK-EMPTY:
+; CHECK-NEXT:  // %bb.0:
+; CHECK-NEXT:    ld.param.v4.f32 {%f5, %f6, %f7, %f8}, [reduce_fminimum_float_reassoc_param_0+16];
+; CHECK-NEXT:    ld.param.v4.f32 {%f1, %f2, %f3, %f4}, [reduce_fminimum_float_reassoc_param_0];
+; CHECK-NEXT:    min.NaN.f32 %f9, %f4, %f8;
+; CHECK-NEXT:    min.NaN.f32 %f10, %f2, %f6;
+; CHECK-NEXT:    min.NaN.f32 %f11, %f10, %f9;
+; CHECK-NEXT:    min.NaN.f32 %f12, %f3, %f7;
+; CHECK-NEXT:    min.NaN.f32 %f13, %f1, %f5;
+; CHECK-NEXT:    min.NaN.f32 %f14, %f13, %f12;
+; CHECK-NEXT:    min.NaN.f32 %f15, %f14, %f11;
+; CHECK-NEXT:    st.param.f32 [func_retval0], %f15;
+; CHECK-NEXT:    ret;
+  %res = call reassoc float @llvm.vector.reduce.fminimum(<8 x float> %in)
+  ret float %res
+}
+
+define float @reduce_fminimum_float_reassoc_nonpow2(<7 x float> %in) {
+;
+; CHECK-LABEL: reduce_fminimum_float_reassoc_nonpow2(
+; CHECK:       {
+; CHECK-NEXT:    .reg .f32 %f<14>;
+; CHECK-EMPTY:
+; CHECK-NEXT:  // %bb.0:
+; CHECK-NEXT:    ld.param.f32 %f7, [reduce_fminimum_float_reassoc_nonpow2_param_0+24];
+; CHECK-NEXT:    ld.param.v2.f32 {%f5, %f6}, [reduce_fminimum_float_reassoc_nonpow2_param_0+16];
+; CHECK-NEXT:    ld.param.v4.f32 {%f1, %f2, %f3, %f4}, [reduce_fminimum_float_reassoc_nonpow2_param_0];
+; CHECK-NEXT:    min.NaN.f32 %f8, %f3, %f7;
+; CHECK-NEXT:    min.NaN.f32 %f9, %f1, %f5;
+; CHECK-NEXT:    min.NaN.f32 %f10, %f9, %f8;
+; CHECK-NEXT:    min.NaN.f32 %f11, %f2, %f6;
+; CHECK-NEXT:    min.NaN.f32 %f12, %f11, %f4;
+; CHECK-NEXT:    min.NaN.f32 %f13, %f10, %f12;
+; CHECK-NEXT:    st.param.f32 [func_retval0], %f13;
+; CHECK-NEXT:    ret;
+  %res = call reassoc float @llvm.vector.reduce.fminimum(<7 x float> %in)
+  ret float %res
+}
+
+define i16 @reduce_add_i16(<8 x i16> %in) {
+; CHECK-SM80-LABEL: reduce_add_i16(
+; CHECK-SM80:       {
+; CHECK-SM80-NEXT:    .reg .b16 %rs<16>;
+; CHECK-SM80-NEXT:    .reg .b32 %r<6>;
+; CHECK-SM80-EMPTY:
+; CHECK-SM80-NEXT:  // %bb.0:
+; CHECK-SM80-NEXT:    ld.param.v4.u32 {%r1, %r2, %r3, %r4}, [reduce_add_i16_param_0];
+; CHECK-SM80-NEXT:    mov.b32 {%rs1, %rs2}, %r4;
+; CHECK-SM80-NEXT:    mov.b32 {%rs3, %rs4}, %r2;
+; CHECK-SM80-NEXT:    add.s16 %rs5, %rs3, %rs1;
+; CHECK-SM80-NEXT:    mov.b32 {%rs6, %rs7}, %r3;
+; CHECK-SM80-NEXT:    mov.b32 {%rs8, %rs9}, %r1;
+; CHECK-SM80-NEXT:    add.s16 %rs10, %rs8, %rs6;
+; CHECK-SM80-NEXT:    add.s16 %rs11, %rs4, %rs2;
+; CHECK-SM80-NEXT:    add.s16 %rs12, %rs9, %rs7;
+; CHECK-SM80-NEXT:    add.s16 %rs13, %rs12, %rs11;
+; CHECK-SM80-NEXT:    add.s16 %rs14, %rs10, %rs5;
+; CHECK-SM80-NEXT:    add.s16 %rs15, %rs14, %rs13;
+; CHECK-SM80-NEXT:    cvt.u32.u16 %r5, %rs15;
+; CHECK-SM80-NEXT:    st.param.b32 [func_retval0], %r5;
+; CHECK-SM80-NEXT:    ret;
+;
+; CHECK-SM100-LABEL: reduce_add_i16(
+; CHECK-SM100:       {
+; CHECK-SM100-NEXT:    .reg .b16 %rs<4>;
+; CHECK-SM100-NEXT:    .reg .b32 %r<11>;
+; CHECK-SM100-EMPTY:
+; CHECK-SM100-NEXT:  // %bb.0:
+; CHECK-SM100-NEXT:    ld.param.v4.u32 {%r1, %r2, %r3, %r4}, [reduce_add_i16_param_0];
+; CHECK-SM100-NEXT:    add.s16x2 %r5, %r2, %r4;
+; CHECK-SM100-NEXT:    add.s16x2 %r6, %r1, %r3;
+; CHECK-SM100-NEXT:    add.s16x2 %r7, %r6, %r5;
+; CHECK-SM100-NEXT:    mov.b32 {_, %rs1}, %r7;
+; CHECK-SM100-NEXT:    // implicit-def: %rs2
+; CHECK-SM100-NEXT:    mov.b32 %r8, {%rs1, %rs2};
+; CHECK-SM100-NEXT:    add.s16x2 %r9, %r7, %r8;
+; CHECK-SM100-NEXT:    mov.b32 {%rs3, _}, %r9;
+; CHECK-SM100-NEXT:    cvt.u32.u16 %r10, %rs3;
+; CHECK-SM100-NEXT:    st.param.b32 [func_retval0], %r10;
+; CHECK-SM100-NEXT:    ret;
+  %res = call i16 @llvm.vector.reduce.add(<8 x i16> %in)
+  ret i16 %res
+}
+
+define i16 @reduce_add_i16_nonpow2(<7 x i16> %in) {
+; CHECK-SM80-LABEL: reduce_add_i16_nonpow2(
+; CHECK-SM80:       {
+; CHECK-SM80-NEXT:    .reg .b16 %rs<14>;
+; CHECK-SM80-NEXT:    .reg .b32 %r<3>;
+; CHECK-SM80-EMPTY:
+; CHECK-SM80-NEXT:  // %bb.0:
+; CHECK-SM80-NEXT:    ld.param.u32 %r1, [reduce_add_i16_nonpow2_param_0+8];
+; CHECK-SM80-NEXT:    mov.b32 {%rs5, %rs6}, %r1;
+; CHECK-SM80-NEXT:    ld.param.u16 %rs7, [reduce_add_i16_nonpow2_param_0+12];
+; CHECK-SM80-NEXT:    ld.param.v4.u16 {%rs1, %rs2, %rs3, %rs4}, [reduce_add_i16_nonpow2_param_0];
+; CHECK-SM80-NEXT:    add.s16 %rs8, %rs3, %rs7;
+; CHECK-SM80-NEXT:    add.s16 %rs9, %rs1, %rs5;
+; CHECK-SM80-NEXT:    add.s16 %rs10, %rs9, %rs8;
+; CHECK-SM80-NEXT:    add.s16 %rs11, %rs2, %rs6;
+; CHECK-SM80-NEXT:    add.s16 %rs12, %rs11, %rs4;
+; CHECK-SM80-NEXT:    add.s16 %rs13, %rs10, %rs12;
+; CHECK-SM80-NEXT:    cvt.u32.u16 %r2, %rs13;
+; CHECK-SM80-NEXT:    st.param.b32 [func_retval0], %r2;
+; CHECK-SM80-NEXT:    ret;
+;
+; CHECK-SM100-LABEL: reduce_add_i16_nonpow2(
+; CHECK-SM100:       {
+; CHECK-SM100-NEXT:    .reg .b16 %rs<12>;
+; CHECK-SM100-NEXT:    .reg .b32 %r<9>;
+; CHECK-SM100-EMPTY:
+; CHECK-SM100-NEXT:  // %bb.0:
+; CHECK-SM100-NEXT:    ld.param.u32 %r1, [reduce_add_i16_nonpow2_param_0+8];
+; CHECK-SM100-NEXT:    mov.b32 {%rs5, %rs6}, %r1;
+; CHECK-SM100-NEXT:    ld.param.v4.u16 {%rs1, %rs2, %rs3, %rs4}, [reduce_add_i16_nonpow2_param_0];
+; CHECK-SM100-NEXT:    mov.b32 %r2, {%rs1, %rs2};
+; CHECK-SM100-NEXT:    mov.b32 %r3, {%rs3, %rs4};
+; CHECK-SM100-NEXT:    ld.param.u16 %rs7, [reduce_add_i16_nonpow2_param_0+12];
+; CHECK-SM100-NEXT:    mov.b16 %rs8, 0;
+; CHECK-SM100-NEXT:    mov.b32 %r4, {%rs7, %rs8};
+; CHECK-SM100-NEXT:    add.s16x2 %r5, %r3, %r4;
+; CHECK-SM100-NEXT:    add.s16x2 %r6, %r2, %r1;
+; CHECK-SM100-NEXT:    add.s16x2 %r7, %r6, %r5;
+; CHECK-SM100-NEXT:    mov.b32 {%rs9, %rs10}, %r7;
+; CHECK-SM100-NEXT:    add.s16 %rs11, %rs9, %rs10;
+; CHECK-SM100-NEXT:    cvt.u32.u16 %r8, %rs11;
+; CHECK-SM100-NEXT:    st.param.b32 [func_retval0], %r8;
+; CHECK-SM100-NEXT:    ret;
+  %res = call i16 @llvm.vector.reduce.add(<7 x i16> %in)
+  ret i16 %res
+}
+
+define i32 @reduce_add_i32(<8 x i32> %in) {
+; CHECK-LABEL: reduce_add_i32(
+; CHECK:       {
+; CHECK-NEXT:    .reg .b32 %r<16>;
+; CHECK-EMPTY:
+; CHECK-NEXT:  // %bb.0:
+; CHECK-NEXT:    ld.param.v4.u32 {%r5, %r6, %r7, %r8}, [reduce_add_i32_param_0+16];
+; CHECK-NEXT:    ld.param.v4.u32 {%r1, %r2, %r3, %r4}, [reduce_add_i32_param_0];
+; CHECK-NEXT:    add.s32 %r9, %r3, %r7;
+; CHECK-NEXT:    add.s32 %r10, %r1, %r5;
+; CHECK-NEXT:    add.s32 %r11, %r4, %r8;
+; CHECK-NEXT:    add.s32 %r12, %r2, %r6;
+; CHECK-NEXT:    add.s32 %r13, %r12, %r11;
+; CHECK-NEXT:    add.s32 %r14, %r10, %r9;
+; CHECK-NEXT:    add.s32 %r15, %r14, %r13;
+; CHECK-NEXT:    st.param.b32 [func_retval0], %r15;
+; CHECK-NEXT:    ret;
+  %res = call i32 @llvm.vector.reduce.add(<8 x i32> %in)
+  ret i32 %res
+}
+
+define i32 @reduce_add_i32_nonpow2(<7 x i32> %in) {
+; CHECK-LABEL: reduce_add_i32_nonpow2(
+; CHECK:       {
+; CHECK-NEXT:    .reg .b32 %r<14>;
+; CHECK-EMPTY:
+; CHECK-NEXT:  // %bb.0:
+; CHECK-NEXT:    ld.param.u32 %r7, [reduce_add_i32_nonpow2_param_0+24];
+; CHECK-NEXT:    ld.param.v2.u32 {%r5, %r6}, [reduce_add_i32_nonpow2_param_0+16];
+; CHECK-NEXT:    ld.param.v4.u32 {%r1, %r2, %r3, %r4}, [reduce_add_i32_nonpow2_param_0];
+; CHECK-NEXT:    add.s32 %r8, %r3, %r7;
+; CHECK-NEXT:    add.s32 %r9, %r1, %r5;
+; CHECK-NEXT:    add.s32 %r10, %r9, %r8;
+; CHECK-NEXT:    add.s32 %r11, %r2, %r6;
+; CHECK-NEXT:    add.s32 %r12, %r11, %r4;
+; CHECK-NEXT:    add.s32 %r13, %r10, %r12;
+; CHECK-NEXT:    st.param.b32 [func_retval0], %r13;
+; CHECK-NEXT:    ret;
+  %res = call i32 @llvm.vector.reduce.add(<7 x i32> %in)
+  ret i32 %res
+}
+
+define i16 @reduce_mul_i16(<8 x i16> %in) {
+; CHECK-LABEL: reduce_mul_i16(
+; CHECK:       {
+; CHECK-NEXT:    .reg .b16 %rs<16>;
+; CHECK-NEXT:    .reg .b32 %r<6>;
+; CHECK-EMPTY:
+; CHECK-NEXT:  // %bb.0:
+; CHECK-NEXT:    ld.param.v4.u32 {%r1, %r2, %r3, %r4}, [reduce_mul_i16_param_0];
+; CHECK-NEXT:    mov.b32 {%rs1, %rs2}, %r4;
+; CHECK-NEXT:    mov.b32 {%rs3, %rs4}, %r2;
+; CHECK-NEXT:    mul.lo.s16 %rs5, %rs3, %rs1;
+; CHECK-NEXT:    mov.b32 {%rs6, %rs7}, %r3;
+; CHECK-NEXT:    mov.b32 {%rs8, %rs9}, %r1;
+; CHECK-NEXT:    mul.lo.s16 %rs10, %rs8, %rs6;
+; CHECK-NEXT:    mul.lo.s16 %rs11, %rs4, %rs2;
+; CHECK-NEXT:    mul.lo.s16 %rs12, %rs9, %rs7;
+; CHECK-NEXT:    mul.lo.s16 %rs13, %rs12, %rs11;
+; CHECK-NEXT:    mul.lo.s16 %rs14, %rs10, %rs5;
+; CHECK-NEXT:    mul.lo.s16 %rs15, %rs14, %rs13;
+; CHECK-NEXT:    cvt.u32.u16 %r5, %rs15;
+; CHECK-NEXT:    st.param.b32 [func_retval0], %r5;
+; CHECK-NEXT:    ret;
+  %res = call i16 @llvm.vector.reduce.mul(<8 x i16> %in)
+  ret i16 %res
+}
+
+define i16 @reduce_mul_i16_nonpow2(<7 x i16> %in) {
+; CHECK-LABEL: reduce_mul_i16_nonpow2(
+; CHECK:       {
+; CHECK-NEXT:    .reg .b16 %rs<14>;
+; CHECK-NEXT:    .reg .b32 %r<3>;
+; CHECK-EMPTY:
+; CHECK-NEXT:  // %bb.0:
+; CHECK-NEXT:    ld.param.u32 %r1, [reduce_mul_i16_nonpow2_param_0+8];
+; CHECK-NEXT:    mov.b32 {%rs5, %rs6}, %r1;
+; CHECK-NEXT:    ld.param.u16 %rs7, [reduce_mul_i16_nonpow2_param_0+12];
+; CHECK-NEXT:    ld.param.v4.u16 {%rs1, %rs2, %rs3, %rs4}, [reduce_mul_i16_nonpow2_param_0];
+; CHECK-NEXT:    mul.lo.s16 %rs8, %rs3, %rs7;
+; CHECK-NEXT:    mul.lo.s16 %rs9, %rs1, %rs5;
+; CHECK-NEXT:    mul.lo.s16 %rs10, %rs9, %rs8;
+; CHECK-NEXT:    mul.lo.s16 %rs11, %rs2, %rs6;
+; CHECK-NEXT:    mul.lo.s16 %rs12, %rs4, %rs11;
+; CHECK-NEXT:    mul.lo.s16 %rs13, %rs10, %rs12;
+; CHECK-NEXT:    cvt.u32.u16 %r2, %rs13;
+; CHECK-NEXT:    st.param.b32 [func_retval0], %r2;
+; CHECK-NEXT:    ret;
+  %res = call i16 @llvm.vector.reduce.mul(<7 x i16> %in)
+  ret i16 %res
+}
+
+define i32 @reduce_mul_i32(<8 x i32> %in) {
+; CHECK-LABEL: reduce_mul_i32(
+; CHECK:       {
+; CHECK-NEXT:    .reg .b32 %r<16>;
+; CHECK-EMPTY:
+; CHECK-NEXT:  // %bb.0:
+; CHECK-NEXT:    ld.param.v4.u32 {%r5, %r6, %r7, %r8}, [reduce_mul_i32_param_0+16];
+; CHECK-NEXT:    ld.param.v4.u32 {%r1, %r2, %r3, %r4}, [reduce_mul_i32_param_0];
+; CHECK-NEXT:    mul.lo.s32 %r9, %r3, %r7;
+; CHECK-NEXT:    mul.lo.s32 %r10, %r1, %r5;
+; CHECK-NEXT:    mul.lo.s32 %r11, %r4, %r8;
+; CHECK-NEXT:    mul.lo.s32 %r12, %r2, %r6;
+; CHECK-NEXT:    mul.lo.s32 %r13, %r12, %r11;
+; CHECK-NEXT:    mul.lo.s32 %r14, %r10, %r9;
+; CHECK-NEXT:    mul.lo.s32 %r15, %r14, %r13;
+; CHECK-NEXT:    st.param.b32 [func_retval0], %r15;
+; CHECK-NEXT:    ret;
+  %res = call i32 @llvm.vector.reduce.mul(<8 x i32> %in)
+  ret i32 %res
+}
+
+define i32 @reduce_mul_i32_nonpow2(<7 x i32> %in) {
+; CHECK-LABEL: reduce_mul_i32_nonpow2(
+; CHECK:       {
+; CHECK-NEXT:    .reg .b32 %r<14>;
+; CHECK-EMPTY:
+; CHECK-NEXT:  // %bb.0:
+; CHECK-NEXT:    ld.param.u32 %r7, [reduce_mul_i32_nonpow2_param_0+24];
+; CHECK-NEXT:    ld.param.v2.u32 {%r5, %r6}, [reduce_mul_i32_nonpow2_param_0+16];
+; CHECK-NEXT:    ld.param.v4.u32 {%r1, %r2, %r3, %r4}, [reduce_mul_i32_nonpow2_param_0];
+; CHECK-NEXT:    mul.lo.s32 %r8, %r3, %r7;
+; CHECK-NEXT:    mul.lo.s32 %r9, %r1, %r5;
+; CHECK-NEXT:    mul.lo.s32 %r10, %r9, %r8;
+; CHECK-NEXT:    mul.lo.s32 %r11, %r2, %r6;
+; CHECK-NEXT:    mul.lo.s32 %r12, %r4, %r11;
+; CHECK-NEXT:    mul.lo.s32 %r13, %r10, %r12;
+; CHECK-NEXT:    st.param.b32 [func_retval0], %r13;
+; CHECK-NEXT:    ret;
+  %res = call i32 @llvm.vector.reduce.mul(<7 x i32> %in)
+  ret i32 %res
+}
+
+define i16 @reduce_umax_i16(<8 x i16> %in) {
+; CHECK-SM80-LABEL: reduce_umax_i16(
+; CHECK-SM80:       {
+; CHECK-SM80-NEXT:    .reg .b16 %rs<16>;
+; CHECK-SM80-NEXT:    .reg .b32 %r<6>;
+; CHECK-SM80-EMPTY:
+; CHECK-SM80-NEXT:  // %bb.0:
+; CHECK-SM80-NEXT:    ld.param.v4.u32 {%r1, %r2, %r3, %r4}, [reduce_umax_i16_param_0];
+; CHECK-SM80-NEXT:    mov.b32 {%rs1, %rs2}, %r4;
+; CHECK-SM80-NEXT:    mov.b32 {%rs3, %rs4}, %r2;
+; CHECK-SM80-NEXT:    max.u16 %rs5, %rs3, %rs1;
+; CHECK-SM80-NEXT:    mov.b32 {%rs6, %rs7}, %r3;
+; CHECK-SM80-NEXT:    mov.b32 {%rs8, %rs9}, %r1;
+; CHECK-SM80-NEXT:    max.u16 %rs10, %rs8, %rs6;
+; CHECK-SM80-NEXT:    max.u16 %rs11, %rs4, %rs2;
+; CHECK-SM80-NEXT:    max.u16 %rs12, %rs9, %rs7;
+; CHECK-SM80-NEXT:    max.u16 %rs13, %rs12, %rs11;
+; CHECK-SM80-NEXT:    max.u16 %rs14, %rs10, %rs5;
+; CHECK-SM80-NEXT:    max.u16 %rs15, %rs14, %rs13;
+; CHECK-SM80-NEXT:    cvt.u32.u16 %r5, %rs15;
+; CHECK-SM80-NEXT:    st.param.b32 [func_retval0], %r5;
+; CHECK-SM80-NEXT:    ret;
+;
+; CHECK-SM100-LABEL: reduce_umax_i16(
+; CHECK-SM100:       {
+; CHECK-SM100-NEXT:    .reg .b16 %rs<4>;
+; CHECK-SM100-NEXT:    .reg .b32 %r<11>;
+; CHECK-SM100-EMPTY:
+; CHECK-SM100-NEXT:  // %bb.0:
+; CHECK-SM100-NEXT:    ld.param.v4.u32 {%r1, %r2, %r3, %r4}, [reduce_umax_i16_param_0];
+; CHECK-SM100-NEXT:    max.u16x2 %r5, %r2, %r4;
+; CHECK-SM100-NEXT:    max.u16x2 %r6, %r1, %r3;
+; CHECK-SM100-NEXT:    max.u16x2 %r7, %r6, %r5;
+; CHECK-SM100-NEXT:    mov.b32 {_, %rs1}, %r7;
+; CHECK-SM100-NEXT:    // implicit-def: %rs2
+; CHECK-SM100-NEXT:    mov.b32 %r8, {%rs1, %rs2};
+; CHECK-SM100-NEXT:    max.u16x2 %r9, %r7, %r8;
+; CHECK-SM100-NEXT:    mov.b32 {%rs3, _}, %r9;
+; CHECK-SM100-NEXT:    cvt.u32.u16 %r10, %rs3;
+; CHECK-SM100-NEXT:    st.param.b32 [func_retval0], %r10;
+; CHECK-SM100-NEXT:    ret;
+  %res = call i16 @llvm.vector.reduce.umax(<8 x i16> %in)
+  ret i16 %res
+}
+
+define i16 @reduce_umax_i16_nonpow2(<7 x i16> %in) {
+; CHECK-SM80-LABEL: reduce_umax_i16_nonpow2(
+; CHECK-SM80:       {
+; CHECK-SM80-NEXT:    .reg .b16 %rs<14>;
+; CHECK-SM80-NEXT:    .reg .b32 %r<3>;
+; CHECK-SM80-EMPTY:
+; CHECK-SM80-NEXT:  // %bb.0:
+; CHECK-SM80-NEXT:    ld.param.u32 %r1, [reduce_umax_i16_nonpow2_param_0+8];
+; CHECK-SM80-NEXT:    mov.b32 {%rs5, %rs6}, %r1;
+; CHECK-SM80-NEXT:    ld.param.u16 %rs7, [reduce_umax_i16_nonpow2_param_0+12];
+; CHECK-SM80-NEXT:    ld.param.v4.u16 {%rs1, %rs2, %rs3, %rs4}, [reduce_umax_i16_nonpow2_param_0];
+; CHECK-SM80-NEXT:    max.u16 %rs8, %rs3, %rs7;
+; CHECK-SM80-NEXT:    max.u16 %rs9, %rs1, %rs5;
+; CHECK-SM80-NEXT:    max.u16 %rs10, %rs9, %rs8;
+; CHECK-SM80-NEXT:    max.u16 %rs11, %rs2, %rs6;
+; CHECK-SM80-NEXT:    max.u16 %rs12, %rs4, %rs11;
+; CHECK-SM80-NEXT:    max.u16 %rs13, %rs10, %rs12;
+; CHECK-SM80-NEXT:    cvt.u32.u16 %r2, %rs13;
+; CHECK-SM80-NEXT:    st.param.b32 [func_retval0], %r2;
+; CHECK-SM80-NEXT:    ret;
+;
+; CHECK-SM100-LABEL: reduce_umax_i16_nonpow2(
+; CHECK-SM100:       {
+; CHECK-SM100-NEXT:    .reg .b16 %rs<12>;
+; CHECK-SM100-NEXT:    .reg .b32 %r<9>;
+; CHECK-SM100-EMPTY:
+; CHECK-SM100-NEXT:  // %bb.0:
+; CHECK-SM100-NEXT:    ld.param.u32 %r1, [reduce_umax_i16_nonpow2_param_0+8];
+; CHECK-SM100-NEXT:    mov.b32 {%rs5, %rs6}, %r1;
+; CHECK-SM100-NEXT:    ld.param.v4.u16 {%rs1, %rs2, %rs3, %rs4}, [reduce_umax_i16_nonpow2_param_0];
+; CHECK-SM100-NEXT:    mov.b32 %r2, {%rs1, %rs2};
+; CHECK-SM100-NEXT:    mov.b32 %r3, {%rs3, %rs4};
+; CHECK-SM100-NEXT:    ld.param.u16 %rs7, [reduce_umax_i16_nonpow2_param_0+12];
+; CHECK-SM100-NEXT:    mov.b16 %rs8, 0;
+; CHECK-SM100-NEXT:    mov.b32 %r4, {%rs7, %rs8};
+; CHECK-SM100-NEXT:    max.u16x2 %r5, %r3, %r4;
+; CHECK-SM100-NEXT:    max.u16x2 %r6, %r2, %r1;
+; CHECK-SM100-NEXT:    max.u16x2 %r7, %r6, %r5;
+; CHECK-SM100-NEXT:    mov.b32 {%rs9, %rs10}, %r7;
+; CHECK-SM100-NEXT:    max.u16 %rs11, %rs9, %rs10;
+; CHECK-SM100-NEXT:    cvt.u32.u16 %r8, %rs11;
+; CHECK-SM100-NEXT:    st.param.b32 [func_retval0], %r8;
+; CHECK-SM100-NEXT:    ret;
+  %res = call i16 @llvm.vector.reduce.umax(<7 x i16> %in)
+  ret i16 %res
+}
+
+define i32 @reduce_umax_i32(<8 x i32> %in) {
+; CHECK-LABEL: reduce_umax_i32(
+; CHECK:       {
+; CHECK-NEXT:    .reg .b32 %r<16>;
+; CHECK-EMPTY:
+; CHECK-NEXT:  // %bb.0:
+; CHECK-NEXT:    ld.param.v4.u32 {%r5, %r6, %r7, %r8}, [reduce_umax_i32_param_0+16];
+; CHECK-NEXT:    ld.param.v4.u32 {%r1, %r2, %r3, %r4}, [reduce_umax_i32_param_0];
+; CHECK-NEXT:    max.u32 %r9, %r3, %r7;
+; CHECK-NEXT:    max.u32 %r10, %r1, %r5;
+; CHECK-NEXT:    max.u32 %r11, %r4, %r8;
+; CHECK-NEXT:    max.u32 %r12, %r2, %r6;
+; CHECK-NEXT:    max.u32 %r13, %r12, %r11;
+; CHECK-NEXT:    max.u32 %r14, %r10, %r9;
+; CHECK-NEXT:    max.u32 %r15, %r14, %r13;
+; CHECK-NEXT:    st.param.b32 [func_retval0], %r15;
+; CHECK-NEXT:    ret;
+  %res = call i32 @llvm.vector.reduce.umax(<8 x i32> %in)
+  ret i32 %res
+}
+
+define i32 @reduce_umax_i32_nonpow2(<7 x i32> %in) {
+; CHECK-LABEL: reduce_umax_i32_nonpow2(
+; CHECK:       {
+; CHECK-NEXT:    .reg .b32 %r<14>;
+; CHECK-EMPTY:
+; CHECK-NEXT:  // %bb.0:
+; CHECK-NEXT:    ld.param.u32 %r7, [reduce_umax_i32_nonpow2_param_0+24];
+; CHECK-NEXT:    ld.param.v2.u32 {%r5, %r6}, [reduce_umax_i32_nonpow2_param_0+16];
+; CHECK-NEXT:    ld.param.v4.u32 {%r1, %r2, %r3, %r4}, [reduce_umax_i32_nonpow2_param_0];
+; CHECK-NEXT:    max.u32 %r8, %r3, %r7;
+; CHECK-NEXT:    max.u32 %r9, %r1, %r5;
+; CHECK-NEXT:    max.u32 %r10, %r9, %r8;
+; CHECK-NEXT:    max.u32 %r11, %r2, %r6;
+; CHECK-NEXT:    max.u32 %r12, %r4, %r11;
+; CHECK-NEXT:    max.u32 %r13, %r10, %r12;
+; CHECK-NEXT:    st.param.b32 [func_retval0], %r13;
+; CHECK-NEXT:    ret;
+  %res = call i32 @llvm.vector.reduce.umax(<7 x i32> %in)
+  ret i32 %res
+}
+
+define i16 @reduce_umin_i16(<8 x i16> %in) {
+; CHECK-SM80-LABEL: reduce_umin_i16(
+; CHECK-SM80:       {
+; CHECK-SM80-NEXT:    .reg .b16 %rs<16>;
+; CHECK-SM80-NEXT:    .reg .b32 %r<6>;
+; CHECK-SM80-EMPTY:
+; CHECK-SM80-NEXT:  // %bb.0:
+; CHECK-SM80-NEXT:    ld.param.v4.u32 {%r1, %r2, %r3, %r4}, [reduce_umin_i16_param_0];
+; CHECK-SM80-NEXT:    mov.b32 {%rs1, %rs2}, %r4;
+; CHECK-SM80-NEXT:    mov.b32 {%rs3, %rs4}, %r2;
+; CHECK-SM80-NEXT:    min.u16 %rs5, %rs3, %rs1;
+; CHECK-SM80-NEXT:    mov.b32 {%rs6, %rs7}, %r3;
+; CHECK-SM80-NEXT:    mov.b32 {%rs8, %rs9}, %r1;
+; CHECK-SM80-NEXT:    min.u16 %rs10, %rs8, %rs6;
+; CHECK-SM80-NEXT:    min.u16 %rs11, %rs4, %rs2;
+; CHECK-SM80-NEXT:    min.u16 %rs12, %rs9, %rs7;
+; CHECK-SM80-NEXT:    min.u16 %rs13, %rs12, %rs11;
+; CHECK-SM80-NEXT:    min.u16 %rs14, %rs10, %rs5;
+; CHECK-SM80-NEXT:    min.u16 %rs15, %rs14, %rs13;
+; CHECK-SM80-NEXT:    cvt.u32.u16 %r5, %rs15;
+; CHECK-SM80-NEXT:    st.param.b32 [func_retval0], %r5;
+; CHECK-SM80-NEXT:    ret;
+;
+; CHECK-SM100-LABEL: reduce_umin_i16(
+; CHECK-SM100:       {
+; CHECK-SM100-NEXT:    .reg .b16 %rs<4>;
+; CHECK-SM100-NEXT:    .reg .b32 %r<11>;
+; CHECK-SM100-EMPTY:
+; CHECK-SM100-NEXT:  // %bb.0:
+; CHECK-SM100-NEXT:    ld.param.v4.u32 {%r1, %r2, %r3, %r4}, [reduce_umin_i16_param_0];
+; CHECK-SM100-NEXT:    min.u16x2 %r5, %r2, %r4;
+; CHECK-SM100-NEXT:    min.u16x2 %r6, %r1, %r3;
+; CHECK-SM100-NEXT:    min.u16x2 %r7, %r6, %r5;
+; CHECK-SM100-NEXT:    mov.b32 {_, %rs1}, %r7;
+; CHECK-SM100-NEXT:    // implicit-def: %rs2
+; CHECK-SM100-NEXT:    mov.b32 %r8, {%rs1, %rs2};
+; CHECK-SM100-NEXT:    min.u16x2 %r9, %r7, %r8;
+; CHECK-SM100-NEXT:    mov.b32 {%rs3, _}, %r9;
+; CHECK-SM100-NEXT:    cvt.u32.u16 %r10, %rs3;
+; CHECK-SM100-NEXT:    st.param.b32 [func_retval0], %r10;
+; CHECK-SM100-NEXT:    ret;
+  %res = call i16 @llvm.vector.reduce.umin(<8 x i16> %in)
+  ret i16 %res
+}
+
+define i16 @reduce_umin_i16_nonpow2(<7 x i16> %in) {
+; CHECK-SM80-LABEL: reduce_umin_i16_nonpow2(
+; CHECK-SM80:       {
+; CHECK-SM80-NEXT:    .reg .b16 %rs<14>;
+; CHECK-SM80-NEXT:    .reg .b32 %r<3>;
+; CHECK-SM80-EMPTY:
+; CHECK-SM80-NEXT:  // %bb.0:
+; CHECK-SM80-NEXT:    ld.param.u32 %r1, [reduce_umin_i16_nonpow2_param_0+8];
+; CHECK-SM80-NEXT:    mov.b32 {%rs5, %rs6}, %r1;
+; CHECK-SM80-NEXT:    ld.param.u16 %rs7, [reduce_umin_i16_nonpow2_param_0+12];
+; CHECK-SM80-NEXT:    ld.param.v4.u16 {%rs1, %rs2, %rs3, %rs4}, [reduce_umin_i16_nonpow2_param_0];
+; CHECK-SM80-NEXT:    min.u16 %rs8, %rs3, %rs7;
+; CHECK-SM80-NEXT:    min.u16 %rs9, %rs1, %rs5;
+; CHECK-SM80-NEXT:    min.u16 %rs10, %rs9, %rs8;
+; CHECK-SM80-NEXT:    min.u16 %rs11, %rs2, %rs6;
+; CHECK-SM80-NEXT:    min.u16 %rs12, %rs4, %rs11;
+; CHECK-SM80-NEXT:    min.u16 %rs13, %rs10, %rs12;
+; CHECK-SM80-NEXT:    cvt.u32.u16 %r2, %rs13;
+; CHECK-SM80-NEXT:    st.param.b32 [func_retval0], %r2;
+; CHECK-SM80-NEXT:    ret;
+;
+; CHECK-SM100-LABEL: reduce_umin_i16_nonpow2(
+; CHECK-SM100:       {
+; CHECK-SM100-NEXT:    .reg .b16 %rs<12>;
+; CHECK-SM100-NEXT:    .reg .b32 %r<9>;
+; CHECK-SM100-EMPTY:
+; CHECK-SM100-NEXT:  // %bb.0:
+; CHECK-SM100-NEXT:    ld.param.u32 %r1, [reduce_umin_i16_nonpow2_param_0+8];
+; CHECK-SM100-NEXT:    mov.b32 {%rs5, %rs6}, %r1;
+; CHECK-SM100-NEXT:    ld.param.v4.u16 {%rs1, %rs2, %rs3, %rs4}, [reduce_umin_i16_nonpow2_param_0];
+; CHECK-SM100-NEXT:    mov.b32 %r2, {%rs1, %rs2};
+; CHECK-SM100-NEXT:    mov.b32 %r3, {%rs3, %rs4};
+; CHECK-SM100-NEXT:    ld.param.u16 %rs7, [reduce_umin_i16_nonpow2_param_0+12];
+; CHECK-SM100-NEXT:    mov.b16 %rs8, -1;
+; CHECK-SM100-NEXT:    mov.b32 %r4, {%rs7, %rs8};
+; CHECK-SM100-NEXT:    min.u16x2 %r5, %r3, %r4;
+; CHECK-SM100-NEXT:    min.u16x2 %r6, %r2, %r1;
+; CHECK-SM100-NEXT:    min.u16x2 %r7, %r6, %r5;
+; CHECK-SM100-NEXT:    mov.b32 {%rs9, %rs10}, %r7;
+; CHECK-SM100-NEXT:    min.u16 %rs11, %rs9, %rs10;
+; CHECK-SM100-NEXT:    cvt.u32.u16 %r8, %rs11;
+; CHECK-SM100-NEXT:    st.param.b32 [func_retval0], %r8;
+; CHECK-SM100-NEXT:    ret;
+  %res = call i16 @llvm.vector.reduce.umin(<7 x i16> %in)
+  ret i16 %res
+}
+
+define i32 @reduce_umin_i32(<8 x i32> %in) {
+; CHECK-LABEL: reduce_umin_i32(
+; CHECK:       {
+; CHECK-NEXT:    .reg .b32 %r<16>;
+; CHECK-EMPTY:
+; CHECK-NEXT:  // %bb.0:
+; CHECK-NEXT:    ld.param.v4.u32 {%r5, %r6, %r7, %r8}, [reduce_umin_i32_param_0+16];
+; CHECK-NEXT:    ld.param.v4.u32 {%r1, %r2, %r3, %r4}, [reduce_umin_i32_param_0];
+; CHECK-NEXT:    min.u32 %r9, %r3, %r7;
+; CHECK-NEXT:    min.u32 %r10, %r1, %r5;
+; CHECK-NEXT:    min.u32 %r11, %r4, %r8;
+; CHECK-NEXT:    min.u32 %r12, %r2, %r6;
+; CHECK-NEXT:    min.u32 %r13, %r12, %r11;
+; CHECK-NEXT:    min.u32 %r14, %r10, %r9;
+; CHECK-NEXT:    min.u32 %r15, %r14, %r13;
+; CHECK-NEXT:    st.param.b32 [func_retval0], %r15;
+; CHECK-NEXT:    ret;
+  %res = call i32 @llvm.vector.reduce.umin(<8 x i32> %in)
+  ret i32 %res
+}
+
+define i32 @reduce_umin_i32_nonpow2(<7 x i32> %in) {
+; CHECK-LABEL: reduce_umin_i32_nonpow2(
+; CHECK:       {
+; CHECK-NEXT:    .reg .b32 %r<14>;
+; CHECK-EMPTY:
+; CHECK-NEXT:  // %bb.0:
+; CHECK-NEXT:    ld.param.u32 %r7, [reduce_umin_i32_nonpow2_param_0+24];
+; CHECK-NEXT:    ld.param.v2.u32 {%r5, %r6}, [reduce_umin_i32_nonpow2_param_0+16];
+; CHECK-NEXT:    ld.param.v4.u32 {%r1, %r2, %r3, %r4}, [reduce_umin_i32_nonpow2_param_0];
+; CHECK-NEXT:    min.u32 %r8, %r3, %r7;
+; CHECK-NEXT:    min.u32 %r9, %r1, %r5;
+; CHECK-NEXT:    min.u32 %r10, %r9, %r8;
+; CHECK-NEXT:    min.u32 %r11, %r2, %r6;
+; CHECK-NEXT:    min.u32 %r12, %r4, %r11;
+; CHECK-NEXT:    min.u32 %r13, %r10, %r12;
+; CHECK-NEXT:    st.param.b32 [func_retval0], %r13;
+; CHECK-NEXT:    ret;
+  %res = call i32 @llvm.vector.reduce.umin(<7 x i32> %in)
+  ret i32 %res
+}
+
+define i16 @reduce_smax_i16(<8 x i16> %in) {
+; CHECK-SM80-LABEL: reduce_smax_i16(
+; CHECK-SM80:       {
+; CHECK-SM80-NEXT:    .reg .b16 %rs<16>;
+; CHECK-SM80-NEXT:    .reg .b32 %r<6>;
+; CHECK-SM80-EMPTY:
+; CHECK-SM80-NEXT:  // %bb.0:
+; CHECK-SM80-NEXT:    ld.param.v4.u32 {%r1, %r2, %r3, %r4}, [reduce_smax_i16_param_0];
+; CHECK-SM80-NEXT:    mov.b32 {%rs1, %rs2}, %r4;
+; CHECK-SM80-NEXT:    mov.b32 {%rs3, %rs4}, %r2;
+; CHECK-SM80-NEXT:    max.s16 %rs5, %rs3, %rs1;
+; CHECK-SM80-NEXT:    mov.b32 {%rs6, %rs7}, %r3;
+; CHECK-SM80-NEXT:    mov.b32 {%rs8, %rs9}, %r1;
+; CHECK-SM80-NEXT:    max.s16 %rs10, %rs8, %rs6;
+; CHECK-SM80-NEXT:    max.s16 %rs11, %rs4, %rs2;
+; CHECK-SM80-NEXT:    max.s16 %rs12, %rs9, %rs7;
+; CHECK-SM80-NEXT:    max.s16 %rs13, %rs12, %rs11;
+; CHECK-SM80-NEXT:    max.s16 %rs14, %rs10, %rs5;
+; CHECK-SM80-NEXT:    max.s16 %rs15, %rs14, %rs13;
+; CHECK-SM80-NEXT:    cvt.u32.u16 %r5, %rs15;
+; CHECK-SM80-NEXT:    st.param.b32 [func_retval0], %r5;
+; CHECK-SM80-NEXT:    ret;
+;
+; CHECK-SM100-LABEL: reduce_smax_i16(
+; CHECK-SM100:       {
+; CHECK-SM100-NEXT:    .reg .b16 %rs<4>;
+; CHECK-SM100-NEXT:    .reg .b32 %r<11>;
+; CHECK-SM100-EMPTY:
+; CHECK-SM100-NEXT:  // %bb.0:
+; CHECK-SM100-NEXT:    ld.param.v4.u32 {%r1, %r2, %r3, %r4}, [reduce_smax_i16_param_0];
+; CHECK-SM100-NEXT:    max.s16x2 %r5, %r2, %r4;
+; CHECK-SM100-NEXT:    max.s16x2 %r6, %r1, %r3;
+; CHECK-SM100-NEXT:    max.s16x2 %r7, %r6, %r5;
+; CHECK-SM100-NEXT:    mov.b32 {_, %rs1}, %r7;
+; CHECK-SM100-NEXT:    // implicit-def: %rs2
+; CHECK-SM100-NEXT:    mov.b32 %r8, {%rs1, %rs2};
+; CHECK-SM100-NEXT:    max.s16x2 %r9, %r7, %r8;
+; CHECK-SM100-NEXT:    mov.b32 {%rs3, _}, %r9;
+; CHECK-SM100-NEXT:    cvt.u32.u16 %r10, %rs3;
+; CHECK-SM100-NEXT:    st.param.b32 [func_retval0], %r10;
+; CHECK-SM100-NEXT:    ret;
+  %res = call i16 @llvm.vector.reduce.smax(<8 x i16> %in)
+  ret i16 %res
+}
+
+define i16 @reduce_smax_i16_nonpow2(<7 x i16> %in) {
+; CHECK-SM80-LABEL: reduce_smax_i16_nonpow2(
+; CHECK-SM80:       {
+; CHECK-SM80-NEXT:    .reg .b16 %rs<14>;
+; CHECK-SM80-NEXT:    .reg .b32 %r<3>;
+; CHECK-SM80-EMPTY:
+; CHECK-SM80-NEXT:  // %bb.0:
+; CHECK-SM80-NEXT:    ld.param.u32 %r1, [reduce_smax_i16_nonpow2_param_0+8];
+; CHECK-SM80-NEXT:    mov.b32 {%rs5, %rs6}, %r1;
+; CHECK-SM80-NEXT:    ld.param.u16 %rs7, [reduce_smax_i16_nonpow2_param_0+12];
+; CHECK-SM80-NEXT:    ld.param.v4.u16 {%rs1, %rs2, %rs3, %rs4}, [reduce_smax_i16_nonpow2_param_0];
+; CHECK-SM80-NEXT:    max.s16 %rs8, %rs3, %rs7;
+; CHECK-SM80-NEXT:    max.s16 %rs9, %rs1, %rs5;
+; CHECK-SM80-NEXT:    max.s16 %rs10, %rs9, %rs8;
+; CHECK-SM80-NEXT:    max.s16 %rs11, %rs2, %rs6;
+; CHECK-SM80-NEXT:    max.s16 %rs12, %rs4, %rs11;
+; CHECK-SM80-NEXT:    max.s16 %rs13, %rs10, %rs12;
+; CHECK-SM80-NEXT:    cvt.u32.u16 %r2, %rs13;
+; CHECK-SM80-NEXT:    st.param.b32 [func_retval0], %r2;
+; CHECK-SM80-NEXT:    ret;
+;
+; CHECK-SM100-LABEL: reduce_smax_i16_nonpow2(
+; CHECK-SM100:       {
+; CHECK-SM100-NEXT:    .reg .b16 %rs<12>;
+; CHECK-SM100-NEXT:    .reg .b32 %r<9>;
+; CHECK-SM100-EMPTY:
+; CHECK-SM100-NEXT:  // %bb.0:
+; CHECK-SM100-NEXT:    ld.param.u32 %r1, [reduce_smax_i16_nonpow2_param_0+8];
+; CHECK-SM100-NEXT:    mov.b32 {%rs5, %rs6}, %r1;
+; CHECK-SM100-NEXT:    ld.param.v4.u16 {%rs1, %rs2, %rs3, %rs4}, [reduce_smax_i16_nonpow2_param_0];
+; CHECK-SM100-NEXT:    mov.b32 %r2, {%rs1, %rs2};
+; CHECK-SM100-NEXT:    mov.b32 %r3, {%rs3, %rs4};
+; CHECK-SM100-NEXT:    ld.param.u16 %rs7, [reduce_smax_i16_nonpow2_param_0+12];
+; CHECK-SM100-NEXT:    mov.b16 %rs8, -32768;
+; CHECK-SM100-NEXT:    mov.b32 %r4, {%rs7, %rs8};
+; CHECK-SM100-NEXT:    max.s16x2 %r5, %r3, %r4;
+; CHECK-SM100-NEXT:    max.s16x2 %r6, %r2, %r1;
+; CHECK-SM100-NEXT:    max.s16x2 %r7, %r6, %r5;
+; CHECK-SM100-NEXT:    mov.b32 {%rs9, %rs10}, %r7;
+; CHECK-SM100-NEXT:    max.s16 %rs11, %rs9, %rs10;
+; CHECK-SM100-NEXT:    cvt.u32.u16 %r8, %rs11;
+; CHECK-SM100-NEXT:    st.param.b32 [func_retval0], %r8;
+; CHECK-SM100-NEXT:    ret;
+  %res = call i16 @llvm.vector.reduce.smax(<7 x i16> %in)
+  ret i16 %res
+}
+
+define i32 @reduce_smax_i32(<8 x i32> %in) {
+; CHECK-LABEL: reduce_smax_i32(
+; CHECK:       {
+; CHECK-NEXT:    .reg .b32 %r<16>;
+; CHECK-EMPTY:
+; CHECK-NEXT:  // %bb.0:
+; CHECK-NEXT:    ld.param.v4.u32 {%r5, %r6, %r7, %r8}, [reduce_smax_i32_param_0+16];
+; CHECK-NEXT:    ld.param.v4.u32 {%r1, %r2, %r3, %r4}, [reduce_smax_i32_param_0];
+; CHECK-NEXT:    max.s32 %r9, %r3, %r7;
+; CHECK-NEXT:    max.s32 %r10, %r1, %r5;
+; CHECK-NEXT:    max.s32 %r11, %r4, %r8;
+; CHECK-NEXT:    max.s32 %r12, %r2, %r6;
+; CHECK-NEXT:    max.s32 %r13, %r12, %r11;
+; CHECK-NEXT:    max.s32 %r14, %r10, %r9;
+; CHECK-NEXT:    max.s32 %r15, %r14, %r13;
+; CHECK-NEXT:    st.param.b32 [func_retval0], %r15;
+; CHECK-NEXT:    ret;
+  %res = call i32 @llvm.vector.reduce.smax(<8 x i32> %in)
+  ret i32 %res
+}
+
+define i32 @reduce_smax_i32_nonpow2(<7 x i32> %in) {
+; CHECK-LABEL: reduce_smax_i32_nonpow2(
+; CHECK:       {
+; CHECK-NEXT:    .reg .b32 %r<14>;
+; CHECK-EMPTY:
+; CHECK-NEXT:  // %bb.0:
+; CHECK-NEXT:    ld.param.u32 %r7, [reduce_smax_i32_nonpow2_param_0+24];
+; CHECK-NEXT:    ld.param.v2.u32 {%r5, %r6}, [reduce_smax_i32_nonpow2_param_0+16];
+; CHECK-NEXT:    ld.param.v4.u32 {%r1, %r2, %r3, %r4}, [reduce_smax_i32_nonpow2_param_0];
+; CHECK-NEXT:    max.s32 %r8, %r3, %r7;
+; CHECK-NEXT:    max.s32 %r9, %r1, %r5;
+; CHECK-NEXT:    max.s32 %r10, %r9, %r8;
+; CHECK-NEXT:    max.s32 %r11, %r2, %r6;
+; CHECK-NEXT:    max.s32 %r12, %r4, %r11;
+; CHECK-NEXT:    max.s32 %r13, %r10, %r12;
+; CHECK-NEXT:    st.param.b32 [func_retval0], %r13;
+; CHECK-NEXT:    ret;
+  %res = call i32 @llvm.vector.reduce.smax(<7 x i32> %in)
+  ret i32 %res
+}
+
+define i16 @reduce_smin_i16(<8 x i16> %in) {
+; CHECK-SM80-LABEL: reduce_smin_i16(
+; CHECK-SM80:       {
+; CHECK-SM80-NEXT:    .reg .b16 %rs<16>;
+; CHECK-SM80-NEXT:    .reg .b32 %r<6>;
+; CHECK-SM80-EMPTY:
+; CHECK-SM80-NEXT:  // %bb.0:
+; CHECK-SM80-NEXT:    ld.param.v4.u32 {%r1, %r2, %r3, %r4}, [reduce_smin_i16_param_0];
+; CHECK-SM80-NEXT:    mov.b32 {%rs1, %rs2}, %r4;
+; CHECK-SM80-NEXT:    mov.b32 {%rs3, %rs4}, %r2;
+; CHECK-SM80-NEXT:    min.s16 %rs5, %rs3, %rs1;
+; CHECK-SM80-NEXT:    mov.b32 {%rs6, %rs7}, %r3;
+; CHECK-SM80-NEXT:    mov.b32 {%rs8, %rs9}, %r1;
+; CHECK-SM80-NEXT:    min.s16 %rs10, %rs8, %rs6;
+; CHECK-SM80-NEXT:    min.s16 %rs11, %rs4, %rs2;
+; CHECK-SM80-NEXT:    min.s16 %rs12, %rs9, %rs7;
+; CHECK-SM80-NEXT:    min.s16 %rs13, %rs12, %rs11;
+; CHECK-SM80-NEXT:    min.s16 %rs14, %rs10, %rs5;
+; CHECK-SM80-NEXT:    min.s16 %rs15, %rs14, %rs13;
+; CHECK-SM80-NEXT:    cvt.u32.u16 %r5, %rs15;
+; CHECK-SM80-NEXT:    st.param.b32 [func_retval0], %r5;
+; CHECK-SM80-NEXT:    ret;
+;
+; CHECK-SM100-LABEL: reduce_smin_i16(
+; CHECK-SM100:       {
+; CHECK-SM100-NEXT:    .reg .b16 %rs<4>;
+; CHECK-SM100-NEXT:    .reg .b32 %r<11>;
+; CHECK-SM100-EMPTY:
+; CHECK-SM100-NEXT:  // %bb.0:
+; CHECK-SM100-NEXT:    ld.param.v4.u32 {%r1, %r2, %r3, %r4}, [reduce_smin_i16_param_0];
+; CHECK-SM100-NEXT:    min.s16x2 %r5, %r2, %r4;
+; CHECK-SM100-NEXT:    min.s16x2 %r6, %r1, %r3;
+; CHECK-SM100-NEXT:    min.s16x2 %r7, %r6, %r5;
+; CHECK-SM100-NEXT:    mov.b32 {_, %rs1}, %r7;
+; CHECK-SM100-NEXT:    // implicit-def: %rs2
+; CHECK-SM100-NEXT:    mov.b32 %r8, {%rs1, %rs2};
+; CHECK-SM100-NEXT:    min.s16x2 %r9, %r7, %r8;
+; CHECK-SM100-NEXT:    mov.b32 {%rs3, _}, %r9;
+; CHECK-SM100-NEXT:    cvt.u32.u16 %r10, %rs3;
+; CHECK-SM100-NEXT:    st.param.b32 [func_retval0], %r10;
+; CHECK-SM100-NEXT:    ret;
+  %res = call i16 @llvm.vector.reduce.smin(<8 x i16> %in)
+  ret i16 %res
+}
+
+define i16 @reduce_smin_i16_nonpow2(<7 x i16> %in) {
+; CHECK-SM80-LABEL: reduce_smin_i16_nonpow2(
+; CHECK-SM80:       {
+; CHECK-SM80-NEXT:    .reg .b16 %rs<14>;
+; CHECK-SM80-NEXT:    .reg .b32 %r<3>;
+; CHECK-SM80-EMPTY:
+; CHECK-SM80-NEXT:  // %bb.0:
+; CHECK-SM80-NEXT:    ld.param.u32 %r1, [reduce_smin_i16_nonpow2_param_0+8];
+; CHECK-SM80-NEXT:    mov.b32 {%rs5, %rs6}, %r1;
+; CHECK-SM80-NEXT:    ld.param.u16 %rs7, [reduce_smin_i16_nonpow2_param_0+12];
+; CHECK-SM80-NEXT:    ld.param.v4.u16 {%rs1, %rs2, %rs3, %rs4}, [reduce_smin_i16_nonpow2_param_0];
+; CHECK-SM80-NEXT:    min.s16 %rs8, %rs3, %rs7;
+; CHECK-SM80-NEXT:    min.s16 %rs9, %rs1, %rs5;
+; CHECK-SM80-NEXT:    min.s16 %rs10, %rs9, %rs8;
+; CHECK-SM80-NEXT:    min.s16 %rs11, %rs2, %rs6;
+; CHECK-SM80-NEXT:    min.s16 %rs12, %rs4, %rs11;
+; CHECK-SM80-NEXT:    min.s16 %rs13, %rs10, %rs12;
+; CHECK-SM80-NEXT:    cvt.u32.u16 %r2, %rs13;
+; CHECK-SM80-NEXT:    st.param.b32 [func_retval0], %r2;
+; CHECK-SM80-NEXT:    ret;
+;
+; CHECK-SM100-LABEL: reduce_smin_i16_nonpow2(
+; CHECK-SM100:       {
+; CHECK-SM100-NEXT:    .reg .b16 %rs<12>;
+; CHECK-SM100-NEXT:    .reg .b32 %r<9>;
+; CHECK-SM100-EMPTY:
+; CHECK-SM100-NEXT:  // %bb.0:
+; CHECK-SM100-NEXT:    ld.param.u32 %r1, [reduce_smin_i16_nonpow2_param_0+8];
+; CHECK-SM100-NEXT:    mov.b32 {%rs5, %rs6}, %r1;
+; CHECK-SM100-NEXT:    ld.param.v4.u16 {%rs1, %rs2, %rs3, %rs4}, [reduce_smin_i16_nonpow2_param_0];
+; CHECK-SM100-NEXT:    mov.b32 %r2, {%rs1, %rs2};
+; CHECK-SM100-NEXT:    mov.b32 %r3, {%rs3, %rs4};
+; CHECK-SM100-NEXT:    ld.param.u16 %rs7, [reduce_smin_i16_nonpow2_param_0+12];
+; CHECK-SM100-NEXT:    mov.b16 %rs8, 32767;
+; CHECK-SM100-NEXT:    mov.b32 %r4, {%rs7, %rs8};
+; CHECK-SM100-NEXT:    min.s16x2 %r5, %r3, %r4;
+; CHECK-SM100-NEXT:    min.s16x2 %r6, %r2, %r1;
+; CHECK-SM100-NEXT:    min.s16x2 %r7, %r6, %r5;
+; CHECK-SM100-NEXT:    mov.b32 {%rs9, %rs10}, %r7;
+; CHECK-SM100-NEXT:    min.s16 %rs11, %rs9, %rs10;
+; CHECK-SM100-NEXT:    cvt.u32.u16 %r8, %rs11;
+; CHECK-SM100-NEXT:    st.param.b32 [func_retval0], %r8;
+; CHECK-SM100-NEXT:    ret;
+  %res = call i16 @llvm.vector.reduce.smin(<7 x i16> %in)
+  ret i16 %res
+}
+
+define i32 @reduce_smin_i32(<8 x i32> %in) {
+; CHECK-LABEL: reduce_smin_i32(
+; CHECK:       {
+; CHECK-NEXT:    .reg .b32 %r<16>;
+; CHECK-EMPTY:
+; CHECK-NEXT:  // %bb.0:
+; CHECK-NEXT:    ld.param.v4.u32 {%r5, %r6, %r7, %r8}, [reduce_smin_i32_param_0+16];
+; CHECK-NEXT:    ld.param.v4.u32 {%r1, %r2, %r3, %r4}, [reduce_smin_i32_param_0];
+; CHECK-NEXT:    min.s32 %r9, %r3, %r7;
+; CHECK-NEXT:    min.s32 %r10, %r1, %r5;
+; CHECK-NEXT:    min.s32 %r11, %r4, %r8;
+; CHECK-NEXT:    min.s32 %r12, %r2, %r6;
+; CHECK-NEXT:    min.s32 %r13, %r12, %r11;
+; CHECK-NEXT:    min.s32 %r14, %r10, %r9;
+; CHECK-NEXT:    min.s32 %r15, %r14, %r13;
+; CHECK-NEXT:    st.param.b32 [func_retval0], %r15;
+; CHECK-NEXT:    ret;
+  %res = call i32 @llvm.vector.reduce.smin(<8 x i32> %in)
+  ret i32 %res
+}
+
+define i32 @reduce_smin_i32_nonpow2(<7 x i32> %in) {
+; CHECK-LABEL: reduce_smin_i32_nonpow2(
+; CHECK:       {
+; CHECK-NEXT:    .reg .b32 %r<14>;
+; CHECK-EMPTY:
+; CHECK-NEXT:  // %bb.0:
+; CHECK-NEXT:    ld.param.u32 %r7, [reduce_smin_i32_nonpow2_param_0+24];
+; CHECK-NEXT:    ld.param.v2.u32 {%r5, %r6}, [reduce_smin_i32_nonpow2_param_0+16];
+; CHECK-NEXT:    ld.param.v4.u32 {%r1, %r2, %r3, %r4}, [reduce_smin_i32_nonpow2_param_0];
+; CHECK-NEXT:    min.s32 %r8, %r3, %r7;
+; CHECK-NEXT:    min.s32 %r9, %r1, %r5;
+; CHECK-NEXT:    min.s32 %r10, %r9, %r8;
+; CHECK-NEXT:    min.s32 %r11, %r2, %r6;
+; CHECK-NEXT:    min.s32 %r12, %r4, %r11;
+; CHECK-NEXT:    min.s32 %r13, %r10, %r12;
+; CHECK-NEXT:    st.param.b32 [func_retval0], %r13;
+; CHECK-NEXT:    ret;
+  %res = call i32 @llvm.vector.reduce.smin(<7 x i32> %in)
+  ret i32 %res
+}
+
+define i16 @reduce_and_i16(<8 x i16> %in) {
+; CHECK-SM80-LABEL: reduce_and_i16(
+; CHECK-SM80:       {
+; CHECK-SM80-NEXT:    .reg .b16 %rs<4>;
+; CHECK-SM80-NEXT:    .reg .b32 %r<11>;
+; CHECK-SM80-EMPTY:
+; CHECK-SM80-NEXT:  // %bb.0:
+; CHECK-SM80-NEXT:    ld.param.v4.u32 {%r1, %r2, %r3, %r4}, [reduce_and_i16_param_0];
+; CHECK-SM80-NEXT:    and.b32 %r5, %r2, %r4;
+; CHECK-SM80-NEXT:    and.b32 %r6, %r1, %r3;
+; CHECK-SM80-NEXT:    and.b32 %r7, %r6, %r5;
+; CHECK-SM80-NEXT:    { .reg .b16 tmp; mov.b32 {tmp, %rs1}, %r7; }
+; CHECK-SM80-NEXT:    // implicit-def: %rs2
+; CHECK-SM80-NEXT:    mov.b32 %r8, {%rs1, %rs2};
+; CHECK-SM80-NEXT:    and.b32 %r9, %r7, %r8;
+; CHECK-SM80-NEXT:    { .reg .b16 tmp; mov.b32 {%rs3, tmp}, %r9; }
+; CHECK-SM80-NEXT:    cvt.u32.u16 %r10, %rs3;
+; CHECK-SM80-NEXT:    st.param.b32 [func_retval0], %r10;
+; CHECK-SM80-NEXT:    ret;
+;
+; CHECK-SM100-LABEL: reduce_and_i16(
+; CHECK-SM100:       {
+; CHECK-SM100-NEXT:    .reg .b16 %rs<4>;
+; CHECK-SM100-NEXT:    .reg .b32 %r<11>;
+; CHECK-SM100-EMPTY:
+; CHECK-SM100-NEXT:  // %bb.0:
+; CHECK-SM100-NEXT:    ld.param.v4.u32 {%r1, %r2, %r3, %r4}, [reduce_and_i16_param_0];
+; CHECK-SM100-NEXT:    and.b32 %r5, %r2, %r4;
+; CHECK-SM100-NEXT:    and.b32 %r6, %r1, %r3;
+; CHECK-SM100-NEXT:    and.b32 %r7, %r6, %r5;
+; CHECK-SM100-NEXT:    mov.b32 {_, %rs1}, %r7;
+; CHECK-SM100-NEXT:    // implicit-def: %rs2
+; CHECK-SM100-NEXT:    mov.b32 %r8, {%rs1, %rs2};
+; CHECK-SM100-NEXT:    and.b32 %r9, %r7, %r8;
+; CHECK-SM100-NEXT:    mov.b32 {%rs3, _}, %r9;
+; CHECK-SM100-NEXT:    cvt.u32.u16 %r10, %rs3;
+; CHECK-SM100-NEXT:    st.param.b32 [func_retval0], %r10;
+; CHECK-SM100-NEXT:    ret;
+  %res = call i16 @llvm.vector.reduce.and(<8 x i16> %in)
+  ret i16 %res
+}
+
+define i16 @reduce_and_i16_nonpow2(<7 x i16> %in) {
+; CHECK-LABEL: reduce_and_i16_nonpow2(
+; CHECK:       {
+; CHECK-NEXT:    .reg .b16 %rs<12>;
+; CHECK-NEXT:    .reg .b32 %r<9>;
+; CHECK-EMPTY:
+; CHECK-NEXT:  // %bb.0:
+; CHECK-NEXT:    ld.param.u32 %r1, [reduce_and_i16_nonpow2_param_0+8];
+; CHECK-NEXT:    mov.b32 {%rs5, %rs6}, %r1;
+; CHECK-NEXT:    ld.param.v4.u16 {%rs1, %rs2, %rs3, %rs4}, [reduce_and_i16_nonpow2_param_0];
+; CHECK-NEXT:    mov.b32 %r2, {%rs1, %rs2};
+; CHECK-NEXT:    mov.b32 %r3, {%rs3, %rs4};
+; CHECK-NEXT:    ld.param.u16 %rs7, [reduce_and_i16_nonpow2_param_0+12];
+; CHECK-NEXT:    mov.b16 %rs8, -1;
+; CHECK-NEXT:    mov.b32 %r4, {%rs7, %rs8};
+; CHECK-NEXT:    and.b32 %r5, %r3, %r4;
+; CHECK-NEXT:    and.b32 %r6, %r2, %r1;
+; CHECK-NEXT:    and.b32 %r7, %r6, %r5;
+; CHECK-NEXT:    mov.b32 {%rs9, %rs10}, %r7;
+; CHECK-NEXT:    and.b16 %rs11, %rs9, %rs10;
+; CHECK-NEXT:    cvt.u32.u16 %r8, %rs11;
+; CHECK-NEXT:    st.param.b32 [func_retval0], %r8;
+; CHECK-NEXT:    ret;
+  %res = call i16 @llvm.vector.reduce.and(<7 x i16> %in)
+  ret i16 %res
+}
+
+define i32 @reduce_and_i32(<8 x i32> %in) {
+; CHECK-LABEL: reduce_and_i32(
+; CHECK:       {
+; CHECK-NEXT:    .reg .b32 %r<16>;
+; CHECK-EMPTY:
+; CHECK-NEXT:  // %bb.0:
+; CHECK-NEXT:    ld.param.v4.u32 {%r5, %r6, %r7, %r8}, [reduce_and_i32_param_0+16];
+; CHECK-NEXT:    ld.param.v4.u32 {%r1, %r2, %r3, %r4}, [reduce_and_i32_param_0];
+; CHECK-NEXT:    and.b32 %r9, %r3, %r7;
+; CHECK-NEXT:    and.b32 %r10, %r1, %r5;
+; CHECK-NEXT:    and.b32 %r11, %r4, %r8;
+; CHECK-NEXT:    and.b32 %r12, %r2, %r6;
+; CHECK-NEXT:    and.b32 %r13, %r12, %r11;
+; CHECK-NEXT:    and.b32 %r14, %r10, %r9;
+; CHECK-NEXT:    and.b32 %r15, %r14, %r13;
+; CHECK-NEXT:    st.param.b32 [func_retval0], %r15;
+; CHECK-NEXT:    ret;
+  %res = call i32 @llvm.vector.reduce.and(<8 x i32> %in)
+  ret i32 %res
+}
+
+define i32 @reduce_and_i32_nonpow2(<7 x i32> %in) {
+; CHECK-LABEL: reduce_and_i32_nonpow2(
+; CHECK:       {
+; CHECK-NEXT:    .reg .b32 %r<14>;
+; CHECK-EMPTY:
+; CHECK-NEXT:  // %bb.0:
+; CHECK-NEXT:    ld.param.u32 %r7, [reduce_and_i32_nonpow2_param_0+24];
+; CHECK-NEXT:    ld.param.v2.u32 {%r5, %r6}, [reduce_and_i32_nonpow2_param_0+16];
+; CHECK-NEXT:    ld.param.v4.u32 {%r1, %r2, %r3, %r4}, [reduce_and_i32_nonpow2_param_0];
+; CHECK-NEXT:    and.b32 %r8, %r3, %r7;
+; CHECK-NEXT:    and.b32 %r9, %r1, %r5;
+; CHECK-NEXT:    and.b32 %r10, %r9, %r8;
+; CHECK-NEXT:    and.b32 %r11, %r2, %r6;
+; CHECK-NEXT:    and.b32 %r12, %r11, %r4;
+; CHECK-NEXT:    and.b32 %r13, %r10, %r12;
+; CHECK-NEXT:    st.param.b32 [func_retval0], %r13;
+; CHECK-NEXT:    ret;
+  %res = call i32 @llvm.vector.reduce.and(<7 x i32> %in)
+  ret i32 %res
+}
+
+define i16 @reduce_or_i16(<8 x i16> %in) {
+; CHECK-SM80-LABEL: reduce_or_i16(
+; CHECK-SM80:       {
+; CHECK-SM80-NEXT:    .reg .b16 %rs<4>;
+; CHECK-SM80-NEXT:    .reg .b32 %r<11>;
+; CHECK-SM80-EMPTY:
+; CHECK-SM80-NEXT:  // %bb.0:
+; CHECK-SM80-NEXT:    ld.param.v4.u32 {%r1, %r2, %r3, %r4}, [reduce_or_i16_param_0];
+; CHECK-SM80-NEXT:    or.b32 %r5, %r2, %r4;
+; CHECK-SM80-NEXT:    or.b32 %r6, %r1, %r3;
+; CHECK-SM80-NEXT:    or.b32 %r7, %r6, %r5;
+; CHECK-SM80-NEXT:    { .reg .b16 tmp; mov.b32 {tmp, %rs1}, %r7; }
+; CHECK-SM80-NEXT:    // implicit-def: %rs2
+; CHECK-SM80-NEXT:    mov.b32 %r8, {%rs1, %rs2};
+; CHECK-SM80-NEXT:    or.b32 %r9, %r7, %r8;
+; CHECK-SM80-NEXT:    { .reg .b16 tmp; mov.b32 {%rs3, tmp}, %r9; }
+; CHECK-SM80-NEXT:    cvt.u32.u16 %r10, %rs3;
+; CHECK-SM80-NEXT:    st.param.b32 [func_retval0], %r10;
+; CHECK-SM80-NEXT:    ret;
+;
+; CHECK-SM100-LABEL: reduce_or_i16(
+; CHECK-SM100:       {
+; CHECK-SM100-NEXT:    .reg .b16 %rs<4>;
+; CHECK-SM100-NEXT:    .reg .b32 %r<11>;
+; CHECK-SM100-EMPTY:
+; CHECK-SM100-NEXT:  // %bb.0:
+; CHECK-SM100-NEXT:    ld.param.v4.u32 {%r1, %r2, %r3, %r4}, [reduce_or_i16_param_0];
+; CHECK-SM100-NEXT:    or.b32 %r5, %r2, %r4;
+; CHECK-SM100-NEXT:    or.b32 %r6, %r1, %r3;
+; CHECK-SM100-NEXT:    or.b32 %r7, %r6, %r5;
+; CHECK-SM100-NEXT:    mov.b32 {_, %rs1}, %r7;
+; CHECK-SM100-NEXT:    // implicit-def: %rs2
+; CHECK-SM100-NEXT:    mov.b32 %r8, {%rs1, %rs2};
+; CHECK-SM100-NEXT:    or.b32 %r9, %r7, %r8;
+; CHECK-SM100-NEXT:    mov.b32 {%rs3, _}, %r9;
+; CHECK-SM100-NEXT:    cvt.u32.u16 %r10, %rs3;
+; CHECK-SM100-NEXT:    st.param.b32 [func_retval0], %r10;
+; CHECK-SM100-NEXT:    ret;
+  %res = call i16 @llvm.vector.reduce.or(<8 x i16> %in)
+  ret i16 %res
+}
+
+define i16 @reduce_or_i16_nonpow2(<7 x i16> %in) {
+; CHECK-LABEL: reduce_or_i16_nonpow2(
+; CHECK:       {
+; CHECK-NEXT:    .reg .b16 %rs<12>;
+; CHECK-NEXT:    .reg .b32 %r<9>;
+; CHECK-EMPTY:
+; CHECK-NEXT:  // %bb.0:
+; CHECK-NEXT:    ld.param.u32 %r1, [reduce_or_i16_nonpow2_param_0+8];
+; CHECK-NEXT:    mov.b32 {%rs5, %rs6}, %r1;
+; CHECK-NEXT:    ld.param.v4.u16 {%rs1, %rs2, %rs3, %rs4}, [reduce_or_i16_nonpow2_param_0];
+; CHECK-NEXT:    mov.b32 %r2, {%rs1, %rs2};
+; CHECK-NEXT:    mov.b32 %r3, {%rs3, %rs4};
+; CHECK-NEXT:    ld.param.u16 %rs7, [reduce_or_i16_nonpow2_param_0+12];
+; CHECK-NEXT:    mov.b16 %rs8, 0;
+; CHECK-NEXT:    mov.b32 %r4, {%rs7, %rs8};
+; CHECK-NEXT:    or.b32 %r5, %r3, %r4;
+; CHECK-NEXT:    or.b32 %r6, %r2, %r1;
+; CHECK-NEXT:    or.b32 %r7, %r6, %r5;
+; CHECK-NEXT:    mov.b32 {%rs9, %rs10}, %r7;
+; CHECK-NEXT:    or.b16 %rs11, %rs9, %rs10;
+; CHECK-NEXT:    cvt.u32.u16 %r8, %rs11;
+; CHECK-NEXT:    st.param.b32 [func_retval0], %r8;
+; CHECK-NEXT:    ret;
+  %res = call i16 @llvm.vector.reduce.or(<7 x i16> %in)
+  ret i16 %res
+}
+
+define i32 @reduce_or_i32(<8 x i32> %in) {
+; CHECK-LABEL: reduce_or_i32(
+; CHECK:       {
+; CHECK-NEXT:    .reg .b32 %r<16>;
+; CHECK-EMPTY:
+; CHECK-NEXT:  // %bb.0:
+; CHECK-NEXT:    ld.param.v4.u32 {%r5, %r6, %r7, %r8}, [reduce_or_i32_param_0+16];
+; CHECK-NEXT:    ld.param.v4.u32 {%r1, %r2, %r3, %r4}, [reduce_or_i32_param_0];
+; CHECK-NEXT:    or.b32 %r9, %r3, %r7;
+; CHECK-NEXT:    or.b32 %r10, %r1, %r5;
+; CHECK-NEXT:    or.b32 %r11, %r4, %r8;
+; CHECK-NEXT:    or.b32 %r12, %r2, %r6;
+; CHECK-NEXT:    or.b32 %r13, %r12, %r11;
+; CHECK-NEXT:    or.b32 %r14, %r10, %r9;
+; CHECK-NEXT:    or.b32 %r15, %r14, %r13;
+; CHECK-NEXT:    st.param.b32 [func_retval0], %r15;
+; CHECK-NEXT:    ret;
+  %res = call i32 @llvm.vector.reduce.or(<8 x i32> %in)
+  ret i32 %res
+}
+
+define i32 @reduce_or_i32_nonpow2(<7 x i32> %in) {
+; CHECK-LABEL: reduce_or_i32_nonpow2(
+; CHECK:       {
+; CHECK-NEXT:    .reg .b32 %r<14>;
+; CHECK-EMPTY:
+; CHECK-NEXT:  // %bb.0:
+; CHECK-NEXT:    ld.param.u32 %r7, [reduce_or_i32_nonpow2_param_0+24];
+; CHECK-NEXT:    ld.param.v2.u32 {%r5, %r6}, [reduce_or_i32_nonpow2_param_0+16];
+; CHECK-NEXT:    ld.param.v4.u32 {%r1, %r2, %r3, %r4}, [reduce_or_i32_nonpow2_param_0];
+; CHECK-NEXT:    or.b32 %r8, %r3, %r7;
+; CHECK-NEXT:    or.b32 %r9, %r1, %r5;
+; CHECK-NEXT:    or.b32 %r10, %r9, %r8;
+; CHECK-NEXT:    or.b32 %r11, %r2, %r6;
+; CHECK-NEXT:    or.b32 %r12, %r11, %r4;
+; CHECK-NEXT:    or.b32 %r13, %r10, %r12;
+; CHECK-NEXT:    st.param.b32 [func_retval0], %r13;
+; CHECK-NEXT:    ret;
+  %res = call i32 @llvm.vector.reduce.or(<7 x i32> %in)
+  ret i32 %res
+}
+
+define i16 @reduce_xor_i16(<8 x i16> %in) {
+; CHECK-SM80-LABEL: reduce_xor_i16(
+; CHECK-SM80:       {
+; CHECK-SM80-NEXT:    .reg .b16 %rs<4>;
+; CHECK-SM80-NEXT:    .reg .b32 %r<11>;
+; CHECK-SM80-EMPTY:
+; CHECK-SM80-NEXT:  // %bb.0:
+; CHECK-SM80-NEXT:    ld.param.v4.u32 {%r1, %r2, %r3, %r4}, [reduce_xor_i16_param_0];
+; CHECK-SM80-NEXT:    xor.b32 %r5, %r2, %r4;
+; CHECK-SM80-NEXT:    xor.b32 %r6, %r1, %r3;
+; CHECK-SM80-NEXT:    xor.b32 %r7, %r6, %r5;
+; CHECK-SM80-NEXT:    { .reg .b16 tmp; mov.b32 {tmp, %rs1}, %r7; }
+; CHECK-SM80-NEXT:    // implicit-def: %rs2
+; CHECK-SM80-NEXT:    mov.b32 %r8, {%rs1, %rs2};
+; CHECK-SM80-NEXT:    xor.b32 %r9, %r7, %r8;
+; CHECK-SM80-NEXT:    { .reg .b16 tmp; mov.b32 {%rs3, tmp}, %r9; }
+; CHECK-SM80-NEXT:    cvt.u32.u16 %r10, %rs3;
+; CHECK-SM80-NEXT:    st.param.b32 [func_retval0], %r10;
+; CHECK-SM80-NEXT:    ret;
+;
+; CHECK-SM100-LABEL: reduce_xor_i16(
+; CHECK-SM100:       {
+; CHECK-SM100-NEXT:    .reg .b16 %rs<4>;
+; CHECK-SM100-NEXT:    .reg .b32 %r<11>;
+; CHECK-SM100-EMPTY:
+; CHECK-SM100-NEXT:  // %bb.0:
+; CHECK-SM100-NEXT:    ld.param.v4.u32 {%r1, %r2, %r3, %r4}, [reduce_xor_i16_param_0];
+; CHECK-SM100-NEXT:    xor.b32 %r5, %r2, %r4;
+; CHECK-SM100-NEXT:    xor.b32 %r6, %r1, %r3;
+; CHECK-SM100-NEXT:    xor.b32 %r7, %r6, %r5;
+; CHECK-SM100-NEXT:    mov.b32 {_, %rs1}, %r7;
+; CHECK-SM100-NEXT:    // implicit-def: %rs2
+; CHECK-SM100-NEXT:    mov.b32 %r8, {%rs1, %rs2};
+; CHECK-SM100-NEXT:    xor.b32 %r9, %r7, %r8;
+; CHECK-SM100-NEXT:    mov.b32 {%rs3, _}, %r9;
+; CHECK-SM100-NEXT:    cvt.u32.u16 %r10, %rs3;
+; CHECK-SM100-NEXT:    st.param.b32 [func_retval0], %r10;
+; CHECK-SM100-NEXT:    ret;
+  %res = call i16 @llvm.vector.reduce.xor(<8 x i16> %in)
+  ret i16 %res
+}
+
+define i16 @reduce_xor_i16_nonpow2(<7 x i16> %in) {
+; CHECK-LABEL: reduce_xor_i16_nonpow2(
+; CHECK:       {
+; CHECK-NEXT:    .reg .b16 %rs<12>;
+; CHECK-NEXT:    .reg .b32 %r<9>;
+; CHECK-EMPTY:
+; CHECK-NEXT:  // %bb.0:
+; CHECK-NEXT:    ld.param.u32 %r1, [reduce_xor_i16_nonpow2_param_0+8];
+; CHECK-NEXT:    mov.b32 {%rs5, %rs6}, %r1;
+; CHECK-NEXT:    ld.param.v4.u16 {%rs1, %rs2, %rs3, %rs4}, [reduce_xor_i16_nonpow2_param_0];
+; CHECK-NEXT:    mov.b32 %r2, {%rs1, %rs2};
+; CHECK-NEXT:    mov.b32 %r3, {%rs3, %rs4};
+; CHECK-NEXT:    ld.param.u16 %rs7, [reduce_xor_i16_nonpow2_param_0+12];
+; CHECK-NEXT:    mov.b16 %rs8, 0;
+; CHECK-NEXT:    mov.b32 %r4, {%rs7, %rs8};
+; CHECK-NEXT:    xor.b32 %r5, %r3, %r4;
+; CHECK-NEXT:    xor.b32 %r6, %r2, %r1;
+; CHECK-NEXT:    xor.b32 %r7, %r6, %r5;
+; CHECK-NEXT:    mov.b32 {%rs9, %rs10}, %r7;
+; CHECK-NEXT:    xor.b16 %rs11, %rs9, %rs10;
+; CHECK-NEXT:    cvt.u32.u16 %r8, %rs11;
+; CHECK-NEXT:    st.param.b32 [func_retval0], %r8;
+; CHECK-NEXT:    ret;
+  %res = call i16 @llvm.vector.reduce.xor(<7 x i16> %in)
+  ret i16 %res
+}
+
+define i32 @reduce_xor_i32(<8 x i32> %in) {
+; CHECK-LABEL: reduce_xor_i32(
+; CHECK:       {
+; CHECK-NEXT:    .reg .b32 %r<16>;
+; CHECK-EMPTY:
+; CHECK-NEXT:  // %bb.0:
+; CHECK-NEXT:    ld.param.v4.u32 {%r5, %r6, %r7, %r8}, [reduce_xor_i32_param_0+16];
+; CHECK-NEXT:    ld.param.v4.u32 {%r1, %r2, %r3, %r4}, [reduce_xor_i32_param_0];
+; CHECK-NEXT:    xor.b32 %r9, %r3, %r7;
+; CHECK-NEXT:    xor.b32 %r10, %r1, %r5;
+; CHECK-NEXT:    xor.b32 %r11, %r4, %r8;
+; CHECK-NEXT:    xor.b32 %r12, %r2, %r6;
+; CHECK-NEXT:    xor.b32 %r13, %r12, %r11;
+; CHECK-NEXT:    xor.b32 %r14, %r10, %r9;
+; CHECK-NEXT:    xor.b32 %r15, %r14, %r13;
+; CHECK-NEXT:    st.param.b32 [func_retval0], %r15;
+; CHECK-NEXT:    ret;
+  %res = call i32 @llvm.vector.reduce.xor(<8 x i32> %in)
+  ret i32 %res
+}
+
+define i32 @reduce_xor_i32_nonpow2(<7 x i32> %in) {
+; CHECK-LABEL: reduce_xor_i32_nonpow2(
+; CHECK:       {
+; CHECK-NEXT:    .reg .b32 %r<14>;
+; CHECK-EMPTY:
+; CHECK-NEXT:  // %bb.0:
+; CHECK-NEXT:    ld.param.u32 %r7, [reduce_xor_i32_nonpow2_param_0+24];
+; CHECK-NEXT:    ld.param.v2.u32 {%r5, %r6}, [reduce_xor_i32_nonpow2_param_0+16];
+; CHECK-NEXT:    ld.param.v4.u32 {%r1, %r2, %r3, %r4}, [reduce_xor_i32_nonpow2_param_0];
+; CHECK-NEXT:    xor.b32 %r8, %r3, %r7;
+; CHECK-NEXT:    xor.b32 %r9, %r1, %r5;
+; CHECK-NEXT:    xor.b32 %r10, %r9, %r8;
+; CHECK-NEXT:    xor.b32 %r11, %r2, %r6;
+; CHECK-NEXT:    xor.b32 %r12, %r11, %r4;
+; CHECK-NEXT:    xor.b32 %r13, %r10, %r12;
+; CHECK-NEXT:    st.param.b32 [func_retval0], %r13;
+; CHECK-NEXT:    ret;
+  %res = call i32 @llvm.vector.reduce.xor(<7 x i32> %in)
+  ret i32 %res
+}