| ; RUN: llc < %s -march=nvptx64 -mcpu=sm_30 | FileCheck %s |
| ; RUN: %if ptxas %{ llc < %s -march=nvptx64 -mcpu=sm_30 | %ptxas-verify %} |
| |
| declare {i32, i1} @llvm.nvvm.shfl.down.i32p(i32, i32, i32) |
| declare {float, i1} @llvm.nvvm.shfl.down.f32p(float, i32, i32) |
| declare {i32, i1} @llvm.nvvm.shfl.up.i32p(i32, i32, i32) |
| declare {float, i1} @llvm.nvvm.shfl.up.f32p(float, i32, i32) |
| declare {i32, i1} @llvm.nvvm.shfl.bfly.i32p(i32, i32, i32) |
| declare {float, i1} @llvm.nvvm.shfl.bfly.f32p(float, i32, i32) |
| declare {i32, i1} @llvm.nvvm.shfl.idx.i32p(i32, i32, i32) |
| declare {float, i1} @llvm.nvvm.shfl.idx.f32p(float, i32, i32) |
| |
| ; CHECK-LABEL: .func{{.*}}shfl_i32_rrr |
| define {i32, i1} @shfl_i32_rrr(i32 %a, i32 %b, i32 %c) { |
| ; CHECK: ld.param.u32 [[A:%r[0-9]+]] |
| ; CHECK: ld.param.u32 [[B:%r[0-9]+]] |
| ; CHECK: ld.param.u32 [[C:%r[0-9]+]] |
| ; CHECK: shfl.down.b32 [[OUT:%r[0-9]+]]|[[OUTP:%p[0-9]+]], [[A]], [[B]], [[C]]; |
| ; CHECK: st.param.{{.}}32 {{.*}}, [[OUT]] |
| %val = call {i32, i1} @llvm.nvvm.shfl.down.i32p(i32 %a, i32 %b, i32 %c) |
| ret {i32, i1} %val |
| } |
| |
| ; CHECK-LABEL: .func{{.*}}shfl_i32_irr |
| define {i32, i1} @shfl_i32_irr(i32 %a, i32 %b, i32 %c) { |
| ; CHECK: ld.param.u32 [[A:%r[0-9]+]] |
| ; CHECK: ld.param.u32 [[B:%r[0-9]+]] |
| ; CHECK: ld.param.u32 [[C:%r[0-9]+]] |
| ; CHECK: shfl.down.b32 [[OUT:%r[0-9]+]]|[[OUTP:%p[0-9]+]], [[A]], [[B]], [[C]]; |
| ; CHECK: st.param.{{.}}32 {{.*}}, [[OUT]] |
| %val = call {i32, i1} @llvm.nvvm.shfl.down.i32p(i32 %a, i32 %b, i32 %c) |
| ret {i32, i1} %val |
| } |
| |
| ; CHECK-LABEL: .func{{.*}}shfl_i32_rri |
| define {i32, i1} @shfl_i32_rri(i32 %a, i32 %b) { |
| ; CHECK: ld.param.u32 [[A:%r[0-9]+]] |
| ; CHECK: ld.param.u32 [[B:%r[0-9]+]] |
| ; CHECK: shfl.down.b32 [[OUT:%r[0-9]+]]|[[OUTP:%p[0-9]+]], [[A]], [[B]], 1; |
| ; CHECK: st.param.{{.}}32 {{.*}}, [[OUT]] |
| %val = call {i32, i1} @llvm.nvvm.shfl.down.i32p(i32 %a, i32 %b, i32 1) |
| ret {i32, i1} %val |
| } |
| |
| ; CHECK-LABEL: .func{{.*}}shfl_i32_iri |
| define {i32, i1} @shfl_i32_iri(i32 %a, i32 %b) { |
| ; CHECK: ld.param.u32 [[A:%r[0-9]+]] |
| ; CHECK: ld.param.u32 [[B:%r[0-9]+]] |
| ; CHECK: shfl.down.b32 [[OUT:%r[0-9]+]]|[[OUTP:%p[0-9]+]], [[A]], [[B]], 2; |
| ; CHECK: st.param.{{.}}32 {{.*}}, [[OUT]] |
| %val = call {i32, i1} @llvm.nvvm.shfl.down.i32p(i32 %a, i32 %b, i32 2) |
| ret {i32, i1} %val |
| } |
| |
| ; CHECK-LABEL: .func{{.*}}shfl_i32_rir |
| define {i32, i1} @shfl_i32_rir(i32 %a, i32 %c) { |
| ; CHECK: ld.param.u32 [[A:%r[0-9]+]] |
| ; CHECK: ld.param.u32 [[C:%r[0-9]+]] |
| ; CHECK: shfl.down.b32 [[OUT:%r[0-9]+]]|[[OUTP:%p[0-9]+]], [[A]], 1, [[C]]; |
| ; CHECK: st.param.{{.}}32 {{.*}}, [[OUT]] |
| %val = call {i32, i1} @llvm.nvvm.shfl.down.i32p(i32 %a, i32 1, i32 %c) |
| ret {i32, i1} %val |
| } |
| |
| ; CHECK-LABEL: .func{{.*}}shfl_i32_iir |
| define {i32, i1} @shfl_i32_iir(i32 %a, i32 %c) { |
| ; CHECK: ld.param.u32 [[A:%r[0-9]+]] |
| ; CHECK: ld.param.u32 [[C:%r[0-9]+]] |
| ; CHECK: shfl.down.b32 [[OUT:%r[0-9]+]]|[[OUTP:%p[0-9]+]], [[A]], 2, [[C]]; |
| ; CHECK: st.param.{{.}}32 {{.*}}, [[OUT]] |
| %val = call {i32, i1} @llvm.nvvm.shfl.down.i32p(i32 %a, i32 2, i32 %c) |
| ret {i32, i1} %val |
| } |
| |
| ; CHECK-LABEL: .func{{.*}}shfl_i32_rii |
| define {i32, i1} @shfl_i32_rii(i32 %a) { |
| ; CHECK: ld.param.u32 [[A:%r[0-9]+]] |
| ; CHECK: shfl.down.b32 [[OUT:%r[0-9]+]]|[[OUTP:%p[0-9]+]], [[A]], 1, 2; |
| ; CHECK: st.param.{{.}}32 {{.*}}, [[OUT]] |
| %val = call {i32, i1} @llvm.nvvm.shfl.down.i32p(i32 %a, i32 1, i32 2) |
| ret {i32, i1} %val |
| } |
| |
| ; CHECK-LABEL: .func{{.*}}shfl_i32_iii |
| define {i32, i1} @shfl_i32_iii(i32 %a, i32 %b) { |
| ; CHECK: ld.param.u32 [[A:%r[0-9]+]] |
| ; CHECK: shfl.down.b32 [[OUT:%r[0-9]+]]|[[OUTP:%p[0-9]+]], [[A]], 2, 3; |
| ; CHECK: st.param.{{.}}32 {{.*}}, [[OUT]] |
| %val = call {i32, i1} @llvm.nvvm.shfl.down.i32p(i32 %a, i32 2, i32 3) |
| ret {i32, i1} %val |
| } |
| |
| ;; Same intrinsics, but for float |
| |
| ; CHECK-LABEL: .func{{.*}}shfl_f32_rrr |
| define {float, i1} @shfl_f32_rrr(float %a, i32 %b, i32 %c) { |
| ; CHECK: ld.param.f32 [[A:%f[0-9]+]] |
| ; CHECK: ld.param.u32 [[B:%r[0-9]+]] |
| ; CHECK: ld.param.u32 [[C:%r[0-9]+]] |
| ; CHECK: shfl.down.b32 [[OUT:%f[0-9]+]]|[[OUTP:%p[0-9]+]], [[A]], [[B]], [[C]]; |
| ; CHECK: st.param.{{.}}32 {{.*}}, [[OUT]] |
| %val = call {float, i1} @llvm.nvvm.shfl.down.f32p(float %a, i32 %b, i32 %c) |
| ret {float, i1} %val |
| } |
| |
| ; CHECK-LABEL: .func{{.*}}shfl_f32_irr |
| define {float, i1} @shfl_f32_irr(float %a, i32 %b, i32 %c) { |
| ; CHECK: ld.param.f32 [[A:%f[0-9]+]] |
| ; CHECK: ld.param.u32 [[B:%r[0-9]+]] |
| ; CHECK: ld.param.u32 [[C:%r[0-9]+]] |
| ; CHECK: shfl.down.b32 [[OUT:%f[0-9]+]]|[[OUTP:%p[0-9]+]], [[A]], [[B]], [[C]]; |
| ; CHECK: st.param.{{.}}32 {{.*}}, [[OUT]] |
| %val = call {float, i1} @llvm.nvvm.shfl.down.f32p(float %a, i32 %b, i32 %c) |
| ret {float, i1} %val |
| } |
| |
| ; CHECK-LABEL: .func{{.*}}shfl_f32_rri |
| define {float, i1} @shfl_f32_rri(float %a, i32 %b) { |
| ; CHECK: ld.param.f32 [[A:%f[0-9]+]] |
| ; CHECK: ld.param.u32 [[B:%r[0-9]+]] |
| ; CHECK: shfl.down.b32 [[OUT:%f[0-9]+]]|[[OUTP:%p[0-9]+]], [[A]], [[B]], 1; |
| ; CHECK: st.param.{{.}}32 {{.*}}, [[OUT]] |
| %val = call {float, i1} @llvm.nvvm.shfl.down.f32p(float %a, i32 %b, i32 1) |
| ret {float, i1} %val |
| } |
| |
| ; CHECK-LABEL: .func{{.*}}shfl_f32_iri |
| define {float, i1} @shfl_f32_iri(float %a, i32 %b) { |
| ; CHECK: ld.param.f32 [[A:%f[0-9]+]] |
| ; CHECK: ld.param.u32 [[B:%r[0-9]+]] |
| ; CHECK: shfl.down.b32 [[OUT:%f[0-9]+]]|[[OUTP:%p[0-9]+]], [[A]], [[B]], 2; |
| ; CHECK: st.param.{{.}}32 {{.*}}, [[OUT]] |
| %val = call {float, i1} @llvm.nvvm.shfl.down.f32p(float %a, i32 %b, i32 2) |
| ret {float, i1} %val |
| } |
| |
| ; CHECK-LABEL: .func{{.*}}shfl_f32_rir |
| define {float, i1} @shfl_f32_rir(float %a, i32 %c) { |
| ; CHECK: ld.param.f32 [[A:%f[0-9]+]] |
| ; CHECK: ld.param.u32 [[C:%r[0-9]+]] |
| ; CHECK: shfl.down.b32 [[OUT:%f[0-9]+]]|[[OUTP:%p[0-9]+]], [[A]], 1, [[C]]; |
| ; CHECK: st.param.{{.}}32 {{.*}}, [[OUT]] |
| %val = call {float, i1} @llvm.nvvm.shfl.down.f32p(float %a, i32 1, i32 %c) |
| ret {float, i1} %val |
| } |
| |
| ; CHECK-LABEL: .func{{.*}}shfl_f32_iir |
| define {float, i1} @shfl_f32_iir(float %a, i32 %c) { |
| ; CHECK: ld.param.f32 [[A:%f[0-9]+]] |
| ; CHECK: ld.param.u32 [[C:%r[0-9]+]] |
| ; CHECK: shfl.down.b32 [[OUT:%f[0-9]+]]|[[OUTP:%p[0-9]+]], [[A]], 2, [[C]]; |
| ; CHECK: st.param.{{.}}32 {{.*}}, [[OUT]] |
| %val = call {float, i1} @llvm.nvvm.shfl.down.f32p(float %a, i32 2, i32 %c) |
| ret {float, i1} %val |
| } |
| |
| ; CHECK-LABEL: .func{{.*}}shfl_f32_rii |
| define {float, i1} @shfl_f32_rii(float %a) { |
| ; CHECK: ld.param.f32 [[A:%f[0-9]+]] |
| ; CHECK: shfl.down.b32 [[OUT:%f[0-9]+]]|[[OUTP:%p[0-9]+]], [[A]], 1, 2; |
| ; CHECK: st.param.{{.}}32 {{.*}}, [[OUT]] |
| %val = call {float, i1} @llvm.nvvm.shfl.down.f32p(float %a, i32 1, i32 2) |
| ret {float, i1} %val |
| } |
| |
| ; CHECK-LABEL: .func{{.*}}shfl_f32_iii |
| define {float, i1} @shfl_f32_iii(float %a, i32 %b) { |
| ; CHECK: ld.param.f32 [[A:%f[0-9]+]] |
| ; CHECK: shfl.down.b32 [[OUT:%f[0-9]+]]|[[OUTP:%p[0-9]+]], [[A]], 2, 3; |
| ; CHECK: st.param.{{.}}32 {{.*}}, [[OUT]] |
| %val = call {float, i1} @llvm.nvvm.shfl.down.f32p(float %a, i32 2, i32 3) |
| ret {float, i1} %val |
| } |