| ; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py |
| ; RUN: llc -force-streaming-compatible-sve < %s | FileCheck %s |
| |
| target triple = "aarch64-unknown-linux-gnu" |
| |
| ; |
| ; truncate i16 -> i8 |
| ; |
| |
| define <16 x i8> @trunc_v16i16_v16i8(ptr %in) #0 { |
| ; CHECK-LABEL: trunc_v16i16_v16i8: |
| ; CHECK: // %bb.0: |
| ; CHECK-NEXT: ldp q0, q1, [x0] |
| ; CHECK-NEXT: ptrue p0.b, vl8 |
| ; CHECK-NEXT: uzp1 z0.b, z0.b, z0.b |
| ; CHECK-NEXT: uzp1 z1.b, z1.b, z1.b |
| ; CHECK-NEXT: splice z0.b, p0, z0.b, z1.b |
| ; CHECK-NEXT: // kill: def $q0 killed $q0 killed $z0 |
| ; CHECK-NEXT: ret |
| %a = load <16 x i16>, ptr %in |
| %b = trunc <16 x i16> %a to <16 x i8> |
| ret <16 x i8> %b |
| } |
| |
| ; NOTE: Extra 'add' is to prevent the truncate being combined with the store. |
| define void @trunc_v32i16_v32i8(ptr %in, ptr %out) #0 { |
| ; CHECK-LABEL: trunc_v32i16_v32i8: |
| ; CHECK: // %bb.0: |
| ; CHECK-NEXT: ldp q0, q1, [x0, #32] |
| ; CHECK-NEXT: ptrue p0.b, vl8 |
| ; CHECK-NEXT: uzp1 z0.b, z0.b, z0.b |
| ; CHECK-NEXT: ldp q3, q2, [x0] |
| ; CHECK-NEXT: uzp1 z1.b, z1.b, z1.b |
| ; CHECK-NEXT: splice z0.b, p0, z0.b, z1.b |
| ; CHECK-NEXT: add z0.b, z0.b, z0.b |
| ; CHECK-NEXT: uzp1 z3.b, z3.b, z3.b |
| ; CHECK-NEXT: uzp1 z2.b, z2.b, z2.b |
| ; CHECK-NEXT: splice z3.b, p0, z3.b, z2.b |
| ; CHECK-NEXT: add z1.b, z3.b, z3.b |
| ; CHECK-NEXT: stp q1, q0, [x1] |
| ; CHECK-NEXT: ret |
| %a = load <32 x i16>, ptr %in |
| %b = trunc <32 x i16> %a to <32 x i8> |
| %c = add <32 x i8> %b, %b |
| store <32 x i8> %c, ptr %out |
| ret void |
| } |
| |
| ; NOTE: Extra 'add' is to prevent the truncate being combined with the store. |
| define void @trunc_v64i16_v64i8(ptr %in, ptr %out) #0 { |
| ; CHECK-LABEL: trunc_v64i16_v64i8: |
| ; CHECK: // %bb.0: |
| ; CHECK-NEXT: ldp q0, q1, [x0, #64] |
| ; CHECK-NEXT: ptrue p0.b, vl8 |
| ; CHECK-NEXT: uzp1 z0.b, z0.b, z0.b |
| ; CHECK-NEXT: ldp q2, q3, [x0, #96] |
| ; CHECK-NEXT: uzp1 z1.b, z1.b, z1.b |
| ; CHECK-NEXT: splice z0.b, p0, z0.b, z1.b |
| ; CHECK-NEXT: add z0.b, z0.b, z0.b |
| ; CHECK-NEXT: uzp1 z2.b, z2.b, z2.b |
| ; CHECK-NEXT: ldp q4, q5, [x0] |
| ; CHECK-NEXT: uzp1 z3.b, z3.b, z3.b |
| ; CHECK-NEXT: splice z2.b, p0, z2.b, z3.b |
| ; CHECK-NEXT: uzp1 z4.b, z4.b, z4.b |
| ; CHECK-NEXT: ldp q6, q7, [x0, #32] |
| ; CHECK-NEXT: uzp1 z1.b, z5.b, z5.b |
| ; CHECK-NEXT: splice z4.b, p0, z4.b, z1.b |
| ; CHECK-NEXT: uzp1 z3.b, z6.b, z6.b |
| ; CHECK-NEXT: uzp1 z1.b, z7.b, z7.b |
| ; CHECK-NEXT: splice z3.b, p0, z3.b, z1.b |
| ; CHECK-NEXT: add z1.b, z2.b, z2.b |
| ; CHECK-NEXT: stp q0, q1, [x1, #32] |
| ; CHECK-NEXT: add z0.b, z4.b, z4.b |
| ; CHECK-NEXT: add z1.b, z3.b, z3.b |
| ; CHECK-NEXT: stp q0, q1, [x1] |
| ; CHECK-NEXT: ret |
| %a = load <64 x i16>, ptr %in |
| %b = trunc <64 x i16> %a to <64 x i8> |
| %c = add <64 x i8> %b, %b |
| store <64 x i8> %c, ptr %out |
| ret void |
| } |
| |
| ; NOTE: Extra 'add' is to prevent the truncate being combined with the store. |
| define void @trunc_v128i16_v128i8(ptr %in, ptr %out) #0 { |
| ; CHECK-LABEL: trunc_v128i16_v128i8: |
| ; CHECK: // %bb.0: |
| ; CHECK-NEXT: ldp q0, q1, [x0, #192] |
| ; CHECK-NEXT: ptrue p0.b, vl8 |
| ; CHECK-NEXT: uzp1 z0.b, z0.b, z0.b |
| ; CHECK-NEXT: ldp q2, q3, [x0, #224] |
| ; CHECK-NEXT: uzp1 z1.b, z1.b, z1.b |
| ; CHECK-NEXT: splice z0.b, p0, z0.b, z1.b |
| ; CHECK-NEXT: add z0.b, z0.b, z0.b |
| ; CHECK-NEXT: uzp1 z2.b, z2.b, z2.b |
| ; CHECK-NEXT: ldp q6, q7, [x0, #128] |
| ; CHECK-NEXT: uzp1 z3.b, z3.b, z3.b |
| ; CHECK-NEXT: splice z2.b, p0, z2.b, z3.b |
| ; CHECK-NEXT: add z2.b, z2.b, z2.b |
| ; CHECK-NEXT: uzp1 z6.b, z6.b, z6.b |
| ; CHECK-NEXT: ldp q1, q3, [x0, #160] |
| ; CHECK-NEXT: uzp1 z7.b, z7.b, z7.b |
| ; CHECK-NEXT: splice z6.b, p0, z6.b, z7.b |
| ; CHECK-NEXT: uzp1 z1.b, z1.b, z1.b |
| ; CHECK-NEXT: ldp q16, q17, [x0, #64] |
| ; CHECK-NEXT: uzp1 z3.b, z3.b, z3.b |
| ; CHECK-NEXT: splice z1.b, p0, z1.b, z3.b |
| ; CHECK-NEXT: add z1.b, z1.b, z1.b |
| ; CHECK-NEXT: uzp1 z16.b, z16.b, z16.b |
| ; CHECK-NEXT: ldp q7, q18, [x0, #96] |
| ; CHECK-NEXT: uzp1 z17.b, z17.b, z17.b |
| ; CHECK-NEXT: splice z16.b, p0, z16.b, z17.b |
| ; CHECK-NEXT: uzp1 z7.b, z7.b, z7.b |
| ; CHECK-NEXT: ldp q4, q5, [x0, #32] |
| ; CHECK-NEXT: uzp1 z3.b, z18.b, z18.b |
| ; CHECK-NEXT: splice z7.b, p0, z7.b, z3.b |
| ; CHECK-NEXT: uzp1 z4.b, z4.b, z4.b |
| ; CHECK-NEXT: ldp q19, q20, [x0] |
| ; CHECK-NEXT: uzp1 z3.b, z5.b, z5.b |
| ; CHECK-NEXT: stp q0, q2, [x1, #96] |
| ; CHECK-NEXT: add z0.b, z6.b, z6.b |
| ; CHECK-NEXT: splice z4.b, p0, z4.b, z3.b |
| ; CHECK-NEXT: stp q0, q1, [x1, #64] |
| ; CHECK-NEXT: add z0.b, z16.b, z16.b |
| ; CHECK-NEXT: uzp1 z18.b, z19.b, z19.b |
| ; CHECK-NEXT: add z1.b, z7.b, z7.b |
| ; CHECK-NEXT: stp q0, q1, [x1, #32] |
| ; CHECK-NEXT: add z1.b, z4.b, z4.b |
| ; CHECK-NEXT: uzp1 z17.b, z20.b, z20.b |
| ; CHECK-NEXT: splice z18.b, p0, z18.b, z17.b |
| ; CHECK-NEXT: add z0.b, z18.b, z18.b |
| ; CHECK-NEXT: stp q0, q1, [x1] |
| ; CHECK-NEXT: ret |
| %a = load <128 x i16>, ptr %in |
| %b = trunc <128 x i16> %a to <128 x i8> |
| %c = add <128 x i8> %b, %b |
| store <128 x i8> %c, ptr %out |
| ret void |
| } |
| |
| ; |
| ; truncate i32 -> i8 |
| ; |
| |
| define <8 x i8> @trunc_v8i32_v8i8(ptr %in) #0 { |
| ; CHECK-LABEL: trunc_v8i32_v8i8: |
| ; CHECK: // %bb.0: |
| ; CHECK-NEXT: ldp q0, q1, [x0] |
| ; CHECK-NEXT: ptrue p0.h, vl4 |
| ; CHECK-NEXT: uzp1 z0.h, z0.h, z0.h |
| ; CHECK-NEXT: uzp1 z1.h, z1.h, z1.h |
| ; CHECK-NEXT: splice z0.h, p0, z0.h, z1.h |
| ; CHECK-NEXT: uzp1 z0.b, z0.b, z0.b |
| ; CHECK-NEXT: // kill: def $d0 killed $d0 killed $z0 |
| ; CHECK-NEXT: ret |
| %a = load <8 x i32>, ptr %in |
| %b = trunc <8 x i32> %a to <8 x i8> |
| ret <8 x i8> %b |
| } |
| |
| define <16 x i8> @trunc_v16i32_v16i8(ptr %in) #0 { |
| ; CHECK-LABEL: trunc_v16i32_v16i8: |
| ; CHECK: // %bb.0: |
| ; CHECK-NEXT: ldp q0, q1, [x0, #32] |
| ; CHECK-NEXT: ptrue p0.h, vl4 |
| ; CHECK-NEXT: uzp1 z0.h, z0.h, z0.h |
| ; CHECK-NEXT: ldp q3, q2, [x0] |
| ; CHECK-NEXT: uzp1 z1.h, z1.h, z1.h |
| ; CHECK-NEXT: splice z0.h, p0, z0.h, z1.h |
| ; CHECK-NEXT: uzp1 z1.b, z0.b, z0.b |
| ; CHECK-NEXT: uzp1 z3.h, z3.h, z3.h |
| ; CHECK-NEXT: uzp1 z2.h, z2.h, z2.h |
| ; CHECK-NEXT: splice z3.h, p0, z3.h, z2.h |
| ; CHECK-NEXT: ptrue p0.b, vl8 |
| ; CHECK-NEXT: uzp1 z0.b, z3.b, z3.b |
| ; CHECK-NEXT: splice z0.b, p0, z0.b, z1.b |
| ; CHECK-NEXT: // kill: def $q0 killed $q0 killed $z0 |
| ; CHECK-NEXT: ret |
| %a = load <16 x i32>, ptr %in |
| %b = trunc <16 x i32> %a to <16 x i8> |
| ret <16 x i8> %b |
| } |
| |
| ; NOTE: Extra 'add' is to prevent the truncate being combined with the store. |
| define void @trunc_v32i32_v32i8(ptr %in, ptr %out) #0 { |
| ; CHECK-LABEL: trunc_v32i32_v32i8: |
| ; CHECK: // %bb.0: |
| ; CHECK-NEXT: ldp q0, q1, [x0, #96] |
| ; CHECK-NEXT: ptrue p0.h, vl4 |
| ; CHECK-NEXT: ptrue p1.b, vl8 |
| ; CHECK-NEXT: uzp1 z0.h, z0.h, z0.h |
| ; CHECK-NEXT: ldp q2, q3, [x0, #64] |
| ; CHECK-NEXT: uzp1 z1.h, z1.h, z1.h |
| ; CHECK-NEXT: splice z0.h, p0, z0.h, z1.h |
| ; CHECK-NEXT: uzp1 z0.b, z0.b, z0.b |
| ; CHECK-NEXT: uzp1 z2.h, z2.h, z2.h |
| ; CHECK-NEXT: ldp q4, q5, [x0] |
| ; CHECK-NEXT: uzp1 z3.h, z3.h, z3.h |
| ; CHECK-NEXT: splice z2.h, p0, z2.h, z3.h |
| ; CHECK-NEXT: uzp1 z1.b, z2.b, z2.b |
| ; CHECK-NEXT: splice z1.b, p1, z1.b, z0.b |
| ; CHECK-NEXT: uzp1 z4.h, z4.h, z4.h |
| ; CHECK-NEXT: ldp q6, q7, [x0, #32] |
| ; CHECK-NEXT: uzp1 z3.h, z5.h, z5.h |
| ; CHECK-NEXT: splice z4.h, p0, z4.h, z3.h |
| ; CHECK-NEXT: uzp1 z2.h, z6.h, z6.h |
| ; CHECK-NEXT: uzp1 z0.h, z7.h, z7.h |
| ; CHECK-NEXT: splice z2.h, p0, z2.h, z0.h |
| ; CHECK-NEXT: uzp1 z0.b, z2.b, z2.b |
| ; CHECK-NEXT: uzp1 z2.b, z4.b, z4.b |
| ; CHECK-NEXT: splice z2.b, p1, z2.b, z0.b |
| ; CHECK-NEXT: add z0.b, z1.b, z1.b |
| ; CHECK-NEXT: add z1.b, z2.b, z2.b |
| ; CHECK-NEXT: stp q1, q0, [x1] |
| ; CHECK-NEXT: ret |
| %a = load <32 x i32>, ptr %in |
| %b = trunc <32 x i32> %a to <32 x i8> |
| %c = add <32 x i8> %b, %b |
| store <32 x i8> %c, ptr %out |
| ret void |
| } |
| |
| ; NOTE: Extra 'add' is to prevent the truncate being combined with the store. |
| define void @trunc_v64i32_v64i8(ptr %in, ptr %out) #0 { |
| ; CHECK-LABEL: trunc_v64i32_v64i8: |
| ; CHECK: // %bb.0: |
| ; CHECK-NEXT: ldp q0, q1, [x0, #128] |
| ; CHECK-NEXT: ptrue p0.h, vl4 |
| ; CHECK-NEXT: ptrue p1.b, vl8 |
| ; CHECK-NEXT: uzp1 z0.h, z0.h, z0.h |
| ; CHECK-NEXT: ldp q2, q3, [x0, #160] |
| ; CHECK-NEXT: uzp1 z1.h, z1.h, z1.h |
| ; CHECK-NEXT: splice z0.h, p0, z0.h, z1.h |
| ; CHECK-NEXT: uzp1 z0.b, z0.b, z0.b |
| ; CHECK-NEXT: uzp1 z2.h, z2.h, z2.h |
| ; CHECK-NEXT: uzp1 z3.h, z3.h, z3.h |
| ; CHECK-NEXT: splice z2.h, p0, z2.h, z3.h |
| ; CHECK-NEXT: uzp1 z2.b, z2.b, z2.b |
| ; CHECK-NEXT: ldp q1, q17, [x0, #224] |
| ; CHECK-NEXT: splice z0.b, p1, z0.b, z2.b |
| ; CHECK-NEXT: add z0.b, z0.b, z0.b |
| ; CHECK-NEXT: uzp1 z1.h, z1.h, z1.h |
| ; CHECK-NEXT: ldp q18, q2, [x0, #192] |
| ; CHECK-NEXT: uzp1 z17.h, z17.h, z17.h |
| ; CHECK-NEXT: splice z1.h, p0, z1.h, z17.h |
| ; CHECK-NEXT: uzp1 z1.b, z1.b, z1.b |
| ; CHECK-NEXT: uzp1 z18.h, z18.h, z18.h |
| ; CHECK-NEXT: ldp q4, q5, [x0, #64] |
| ; CHECK-NEXT: uzp1 z2.h, z2.h, z2.h |
| ; CHECK-NEXT: splice z18.h, p0, z18.h, z2.h |
| ; CHECK-NEXT: uzp1 z2.b, z18.b, z18.b |
| ; CHECK-NEXT: splice z2.b, p1, z2.b, z1.b |
| ; CHECK-NEXT: uzp1 z4.h, z4.h, z4.h |
| ; CHECK-NEXT: ldp q6, q7, [x0, #96] |
| ; CHECK-NEXT: uzp1 z5.h, z5.h, z5.h |
| ; CHECK-NEXT: splice z4.h, p0, z4.h, z5.h |
| ; CHECK-NEXT: uzp1 z4.b, z4.b, z4.b |
| ; CHECK-NEXT: uzp1 z6.h, z6.h, z6.h |
| ; CHECK-NEXT: ldp q3, q16, [x0] |
| ; CHECK-NEXT: uzp1 z1.h, z7.h, z7.h |
| ; CHECK-NEXT: splice z6.h, p0, z6.h, z1.h |
| ; CHECK-NEXT: uzp1 z1.b, z6.b, z6.b |
| ; CHECK-NEXT: uzp1 z3.h, z3.h, z3.h |
| ; CHECK-NEXT: splice z4.b, p1, z4.b, z1.b |
| ; CHECK-NEXT: add z1.b, z2.b, z2.b |
| ; CHECK-NEXT: ldp q19, q20, [x0, #32] |
| ; CHECK-NEXT: uzp1 z16.h, z16.h, z16.h |
| ; CHECK-NEXT: stp q0, q1, [x1, #32] |
| ; CHECK-NEXT: splice z3.h, p0, z3.h, z16.h |
| ; CHECK-NEXT: add z1.b, z4.b, z4.b |
| ; CHECK-NEXT: uzp1 z3.b, z3.b, z3.b |
| ; CHECK-NEXT: uzp1 z18.h, z19.h, z19.h |
| ; CHECK-NEXT: uzp1 z17.h, z20.h, z20.h |
| ; CHECK-NEXT: splice z18.h, p0, z18.h, z17.h |
| ; CHECK-NEXT: uzp1 z16.b, z18.b, z18.b |
| ; CHECK-NEXT: splice z3.b, p1, z3.b, z16.b |
| ; CHECK-NEXT: add z0.b, z3.b, z3.b |
| ; CHECK-NEXT: stp q0, q1, [x1] |
| ; CHECK-NEXT: ret |
| %a = load <64 x i32>, ptr %in |
| %b = trunc <64 x i32> %a to <64 x i8> |
| %c = add <64 x i8> %b, %b |
| store <64 x i8> %c, ptr %out |
| ret void |
| } |
| |
| ; |
| ; truncate i32 -> i16 |
| ; |
| |
| define <8 x i16> @trunc_v8i32_v8i16(ptr %in) #0 { |
| ; CHECK-LABEL: trunc_v8i32_v8i16: |
| ; CHECK: // %bb.0: |
| ; CHECK-NEXT: ldp q0, q1, [x0] |
| ; CHECK-NEXT: ptrue p0.h, vl4 |
| ; CHECK-NEXT: uzp1 z0.h, z0.h, z0.h |
| ; CHECK-NEXT: uzp1 z1.h, z1.h, z1.h |
| ; CHECK-NEXT: splice z0.h, p0, z0.h, z1.h |
| ; CHECK-NEXT: // kill: def $q0 killed $q0 killed $z0 |
| ; CHECK-NEXT: ret |
| %a = load <8 x i32>, ptr %in |
| %b = trunc <8 x i32> %a to <8 x i16> |
| ret <8 x i16> %b |
| } |
| |
| ; NOTE: Extra 'add' is to prevent the truncate being combined with the store. |
| define void @trunc_v16i32_v16i16(ptr %in, ptr %out) #0 { |
| ; CHECK-LABEL: trunc_v16i32_v16i16: |
| ; CHECK: // %bb.0: |
| ; CHECK-NEXT: ldp q0, q1, [x0, #32] |
| ; CHECK-NEXT: ptrue p0.h, vl4 |
| ; CHECK-NEXT: uzp1 z0.h, z0.h, z0.h |
| ; CHECK-NEXT: ldp q3, q2, [x0] |
| ; CHECK-NEXT: uzp1 z1.h, z1.h, z1.h |
| ; CHECK-NEXT: splice z0.h, p0, z0.h, z1.h |
| ; CHECK-NEXT: add z0.h, z0.h, z0.h |
| ; CHECK-NEXT: uzp1 z3.h, z3.h, z3.h |
| ; CHECK-NEXT: uzp1 z2.h, z2.h, z2.h |
| ; CHECK-NEXT: splice z3.h, p0, z3.h, z2.h |
| ; CHECK-NEXT: add z1.h, z3.h, z3.h |
| ; CHECK-NEXT: stp q1, q0, [x1] |
| ; CHECK-NEXT: ret |
| %a = load <16 x i32>, ptr %in |
| %b = trunc <16 x i32> %a to <16 x i16> |
| %c = add <16 x i16> %b, %b |
| store <16 x i16> %c, ptr %out |
| ret void |
| } |
| |
| ; NOTE: Extra 'add' is to prevent the truncate being combined with the store. |
| define void @trunc_v32i32_v32i16(ptr %in, ptr %out) #0 { |
| ; CHECK-LABEL: trunc_v32i32_v32i16: |
| ; CHECK: // %bb.0: |
| ; CHECK-NEXT: ldp q0, q1, [x0, #64] |
| ; CHECK-NEXT: ptrue p0.h, vl4 |
| ; CHECK-NEXT: uzp1 z0.h, z0.h, z0.h |
| ; CHECK-NEXT: ldp q2, q3, [x0, #96] |
| ; CHECK-NEXT: uzp1 z1.h, z1.h, z1.h |
| ; CHECK-NEXT: splice z0.h, p0, z0.h, z1.h |
| ; CHECK-NEXT: add z0.h, z0.h, z0.h |
| ; CHECK-NEXT: uzp1 z2.h, z2.h, z2.h |
| ; CHECK-NEXT: ldp q4, q5, [x0] |
| ; CHECK-NEXT: uzp1 z3.h, z3.h, z3.h |
| ; CHECK-NEXT: splice z2.h, p0, z2.h, z3.h |
| ; CHECK-NEXT: uzp1 z4.h, z4.h, z4.h |
| ; CHECK-NEXT: ldp q6, q7, [x0, #32] |
| ; CHECK-NEXT: uzp1 z1.h, z5.h, z5.h |
| ; CHECK-NEXT: splice z4.h, p0, z4.h, z1.h |
| ; CHECK-NEXT: uzp1 z3.h, z6.h, z6.h |
| ; CHECK-NEXT: uzp1 z1.h, z7.h, z7.h |
| ; CHECK-NEXT: splice z3.h, p0, z3.h, z1.h |
| ; CHECK-NEXT: add z1.h, z2.h, z2.h |
| ; CHECK-NEXT: stp q0, q1, [x1, #32] |
| ; CHECK-NEXT: add z0.h, z4.h, z4.h |
| ; CHECK-NEXT: add z1.h, z3.h, z3.h |
| ; CHECK-NEXT: stp q0, q1, [x1] |
| ; CHECK-NEXT: ret |
| %a = load <32 x i32>, ptr %in |
| %b = trunc <32 x i32> %a to <32 x i16> |
| %c = add <32 x i16> %b, %b |
| store <32 x i16> %c, ptr %out |
| ret void |
| } |
| |
| ; NOTE: Extra 'add' is to prevent the truncate being combined with the store. |
| define void @trunc_v64i32_v64i16(ptr %in, ptr %out) #0 { |
| ; CHECK-LABEL: trunc_v64i32_v64i16: |
| ; CHECK: // %bb.0: |
| ; CHECK-NEXT: ldp q0, q1, [x0, #192] |
| ; CHECK-NEXT: ptrue p0.h, vl4 |
| ; CHECK-NEXT: uzp1 z0.h, z0.h, z0.h |
| ; CHECK-NEXT: ldp q2, q3, [x0, #224] |
| ; CHECK-NEXT: uzp1 z1.h, z1.h, z1.h |
| ; CHECK-NEXT: splice z0.h, p0, z0.h, z1.h |
| ; CHECK-NEXT: add z0.h, z0.h, z0.h |
| ; CHECK-NEXT: uzp1 z2.h, z2.h, z2.h |
| ; CHECK-NEXT: ldp q6, q7, [x0, #128] |
| ; CHECK-NEXT: uzp1 z3.h, z3.h, z3.h |
| ; CHECK-NEXT: splice z2.h, p0, z2.h, z3.h |
| ; CHECK-NEXT: add z2.h, z2.h, z2.h |
| ; CHECK-NEXT: uzp1 z6.h, z6.h, z6.h |
| ; CHECK-NEXT: ldp q1, q3, [x0, #160] |
| ; CHECK-NEXT: uzp1 z7.h, z7.h, z7.h |
| ; CHECK-NEXT: splice z6.h, p0, z6.h, z7.h |
| ; CHECK-NEXT: uzp1 z1.h, z1.h, z1.h |
| ; CHECK-NEXT: ldp q16, q17, [x0, #64] |
| ; CHECK-NEXT: uzp1 z3.h, z3.h, z3.h |
| ; CHECK-NEXT: splice z1.h, p0, z1.h, z3.h |
| ; CHECK-NEXT: add z1.h, z1.h, z1.h |
| ; CHECK-NEXT: uzp1 z16.h, z16.h, z16.h |
| ; CHECK-NEXT: ldp q7, q18, [x0, #96] |
| ; CHECK-NEXT: uzp1 z17.h, z17.h, z17.h |
| ; CHECK-NEXT: splice z16.h, p0, z16.h, z17.h |
| ; CHECK-NEXT: uzp1 z7.h, z7.h, z7.h |
| ; CHECK-NEXT: ldp q4, q5, [x0, #32] |
| ; CHECK-NEXT: uzp1 z3.h, z18.h, z18.h |
| ; CHECK-NEXT: splice z7.h, p0, z7.h, z3.h |
| ; CHECK-NEXT: uzp1 z4.h, z4.h, z4.h |
| ; CHECK-NEXT: ldp q19, q20, [x0] |
| ; CHECK-NEXT: uzp1 z3.h, z5.h, z5.h |
| ; CHECK-NEXT: stp q0, q2, [x1, #96] |
| ; CHECK-NEXT: add z0.h, z6.h, z6.h |
| ; CHECK-NEXT: splice z4.h, p0, z4.h, z3.h |
| ; CHECK-NEXT: stp q0, q1, [x1, #64] |
| ; CHECK-NEXT: add z0.h, z16.h, z16.h |
| ; CHECK-NEXT: uzp1 z18.h, z19.h, z19.h |
| ; CHECK-NEXT: add z1.h, z7.h, z7.h |
| ; CHECK-NEXT: stp q0, q1, [x1, #32] |
| ; CHECK-NEXT: add z1.h, z4.h, z4.h |
| ; CHECK-NEXT: uzp1 z17.h, z20.h, z20.h |
| ; CHECK-NEXT: splice z18.h, p0, z18.h, z17.h |
| ; CHECK-NEXT: add z0.h, z18.h, z18.h |
| ; CHECK-NEXT: stp q0, q1, [x1] |
| ; CHECK-NEXT: ret |
| %a = load <64 x i32>, ptr %in |
| %b = trunc <64 x i32> %a to <64 x i16> |
| %c = add <64 x i16> %b, %b |
| store <64 x i16> %c, ptr %out |
| ret void |
| } |
| |
| ; |
| ; truncate i64 -> i8 |
| ; |
| |
| ; NOTE: v4i8 is not legal so result i8 elements are held within i16 containers. |
| define <4 x i8> @trunc_v4i64_v4i8(ptr %in) #0 { |
| ; CHECK-LABEL: trunc_v4i64_v4i8: |
| ; CHECK: // %bb.0: |
| ; CHECK-NEXT: ldp q0, q1, [x0] |
| ; CHECK-NEXT: ptrue p0.s, vl2 |
| ; CHECK-NEXT: uzp1 z0.s, z0.s, z0.s |
| ; CHECK-NEXT: uzp1 z1.s, z1.s, z1.s |
| ; CHECK-NEXT: splice z0.s, p0, z0.s, z1.s |
| ; CHECK-NEXT: uzp1 z0.h, z0.h, z0.h |
| ; CHECK-NEXT: // kill: def $d0 killed $d0 killed $z0 |
| ; CHECK-NEXT: ret |
| %a = load <4 x i64>, ptr %in |
| %b = trunc <4 x i64> %a to <4 x i8> |
| ret <4 x i8> %b |
| } |
| |
| define <8 x i8> @trunc_v8i64_v8i8(ptr %in) #0 { |
| ; CHECK-LABEL: trunc_v8i64_v8i8: |
| ; CHECK: // %bb.0: |
| ; CHECK-NEXT: ldp q0, q1, [x0, #32] |
| ; CHECK-NEXT: ptrue p0.s, vl2 |
| ; CHECK-NEXT: uzp1 z0.s, z0.s, z0.s |
| ; CHECK-NEXT: ldp q3, q2, [x0] |
| ; CHECK-NEXT: uzp1 z1.s, z1.s, z1.s |
| ; CHECK-NEXT: splice z0.s, p0, z0.s, z1.s |
| ; CHECK-NEXT: uzp1 z0.h, z0.h, z0.h |
| ; CHECK-NEXT: uzp1 z3.s, z3.s, z3.s |
| ; CHECK-NEXT: uzp1 z2.s, z2.s, z2.s |
| ; CHECK-NEXT: splice z3.s, p0, z3.s, z2.s |
| ; CHECK-NEXT: ptrue p0.h, vl4 |
| ; CHECK-NEXT: uzp1 z1.h, z3.h, z3.h |
| ; CHECK-NEXT: splice z1.h, p0, z1.h, z0.h |
| ; CHECK-NEXT: uzp1 z0.b, z1.b, z1.b |
| ; CHECK-NEXT: // kill: def $d0 killed $d0 killed $z0 |
| ; CHECK-NEXT: ret |
| %a = load <8 x i64>, ptr %in |
| %b = trunc <8 x i64> %a to <8 x i8> |
| ret <8 x i8> %b |
| } |
| |
| define <16 x i8> @trunc_v16i64_v16i8(ptr %in) #0 { |
| ; CHECK-LABEL: trunc_v16i64_v16i8: |
| ; CHECK: // %bb.0: |
| ; CHECK-NEXT: ldp q0, q1, [x0, #96] |
| ; CHECK-NEXT: ptrue p0.s, vl2 |
| ; CHECK-NEXT: ptrue p1.h, vl4 |
| ; CHECK-NEXT: uzp1 z0.s, z0.s, z0.s |
| ; CHECK-NEXT: ldp q2, q3, [x0, #64] |
| ; CHECK-NEXT: uzp1 z1.s, z1.s, z1.s |
| ; CHECK-NEXT: splice z0.s, p0, z0.s, z1.s |
| ; CHECK-NEXT: uzp1 z0.h, z0.h, z0.h |
| ; CHECK-NEXT: uzp1 z2.s, z2.s, z2.s |
| ; CHECK-NEXT: ldp q4, q5, [x0] |
| ; CHECK-NEXT: uzp1 z3.s, z3.s, z3.s |
| ; CHECK-NEXT: splice z2.s, p0, z2.s, z3.s |
| ; CHECK-NEXT: uzp1 z1.h, z2.h, z2.h |
| ; CHECK-NEXT: splice z1.h, p1, z1.h, z0.h |
| ; CHECK-NEXT: uzp1 z4.s, z4.s, z4.s |
| ; CHECK-NEXT: uzp1 z1.b, z1.b, z1.b |
| ; CHECK-NEXT: ldp q6, q7, [x0, #32] |
| ; CHECK-NEXT: uzp1 z3.s, z5.s, z5.s |
| ; CHECK-NEXT: splice z4.s, p0, z4.s, z3.s |
| ; CHECK-NEXT: uzp1 z2.s, z6.s, z6.s |
| ; CHECK-NEXT: uzp1 z0.s, z7.s, z7.s |
| ; CHECK-NEXT: splice z2.s, p0, z2.s, z0.s |
| ; CHECK-NEXT: ptrue p0.b, vl8 |
| ; CHECK-NEXT: uzp1 z0.h, z2.h, z2.h |
| ; CHECK-NEXT: uzp1 z2.h, z4.h, z4.h |
| ; CHECK-NEXT: splice z2.h, p1, z2.h, z0.h |
| ; CHECK-NEXT: uzp1 z0.b, z2.b, z2.b |
| ; CHECK-NEXT: splice z0.b, p0, z0.b, z1.b |
| ; CHECK-NEXT: // kill: def $q0 killed $q0 killed $z0 |
| ; CHECK-NEXT: ret |
| %a = load <16 x i64>, ptr %in |
| %b = trunc <16 x i64> %a to <16 x i8> |
| ret <16 x i8> %b |
| } |
| |
| ; NOTE: Extra 'add' is to prevent the truncate being combined with the store. |
| define void @trunc_v32i64_v32i8(ptr %in, ptr %out) #0 { |
| ; CHECK-LABEL: trunc_v32i64_v32i8: |
| ; CHECK: // %bb.0: |
| ; CHECK-NEXT: ldp q0, q1, [x0, #224] |
| ; CHECK-NEXT: ptrue p0.s, vl2 |
| ; CHECK-NEXT: ptrue p1.h, vl4 |
| ; CHECK-NEXT: ptrue p2.b, vl8 |
| ; CHECK-NEXT: uzp1 z0.s, z0.s, z0.s |
| ; CHECK-NEXT: ldp q2, q3, [x0, #192] |
| ; CHECK-NEXT: uzp1 z1.s, z1.s, z1.s |
| ; CHECK-NEXT: splice z0.s, p0, z0.s, z1.s |
| ; CHECK-NEXT: uzp1 z0.h, z0.h, z0.h |
| ; CHECK-NEXT: uzp1 z2.s, z2.s, z2.s |
| ; CHECK-NEXT: uzp1 z3.s, z3.s, z3.s |
| ; CHECK-NEXT: ldp q1, q16, [x0, #160] |
| ; CHECK-NEXT: splice z2.s, p0, z2.s, z3.s |
| ; CHECK-NEXT: uzp1 z2.h, z2.h, z2.h |
| ; CHECK-NEXT: splice z2.h, p1, z2.h, z0.h |
| ; CHECK-NEXT: uzp1 z1.s, z1.s, z1.s |
| ; CHECK-NEXT: uzp1 z0.b, z2.b, z2.b |
| ; CHECK-NEXT: ldp q3, q17, [x0, #128] |
| ; CHECK-NEXT: uzp1 z16.s, z16.s, z16.s |
| ; CHECK-NEXT: splice z1.s, p0, z1.s, z16.s |
| ; CHECK-NEXT: uzp1 z1.h, z1.h, z1.h |
| ; CHECK-NEXT: uzp1 z3.s, z3.s, z3.s |
| ; CHECK-NEXT: uzp1 z17.s, z17.s, z17.s |
| ; CHECK-NEXT: splice z3.s, p0, z3.s, z17.s |
| ; CHECK-NEXT: uzp1 z3.h, z3.h, z3.h |
| ; CHECK-NEXT: splice z3.h, p1, z3.h, z1.h |
| ; CHECK-NEXT: ldp q4, q5, [x0] |
| ; CHECK-NEXT: uzp1 z1.b, z3.b, z3.b |
| ; CHECK-NEXT: splice z1.b, p2, z1.b, z0.b |
| ; CHECK-NEXT: uzp1 z4.s, z4.s, z4.s |
| ; CHECK-NEXT: ldp q6, q7, [x0, #64] |
| ; CHECK-NEXT: uzp1 z5.s, z5.s, z5.s |
| ; CHECK-NEXT: splice z4.s, p0, z4.s, z5.s |
| ; CHECK-NEXT: uzp1 z6.s, z6.s, z6.s |
| ; CHECK-NEXT: ldp q18, q19, [x0, #96] |
| ; CHECK-NEXT: uzp1 z7.s, z7.s, z7.s |
| ; CHECK-NEXT: splice z6.s, p0, z6.s, z7.s |
| ; CHECK-NEXT: uzp1 z6.h, z6.h, z6.h |
| ; CHECK-NEXT: uzp1 z16.s, z18.s, z18.s |
| ; CHECK-NEXT: ldp q2, q3, [x0, #32] |
| ; CHECK-NEXT: uzp1 z0.s, z19.s, z19.s |
| ; CHECK-NEXT: splice z16.s, p0, z16.s, z0.s |
| ; CHECK-NEXT: uzp1 z0.h, z16.h, z16.h |
| ; CHECK-NEXT: uzp1 z2.s, z2.s, z2.s |
| ; CHECK-NEXT: splice z6.h, p1, z6.h, z0.h |
| ; CHECK-NEXT: uzp1 z0.b, z6.b, z6.b |
| ; CHECK-NEXT: uzp1 z3.s, z3.s, z3.s |
| ; CHECK-NEXT: splice z2.s, p0, z2.s, z3.s |
| ; CHECK-NEXT: uzp1 z3.h, z4.h, z4.h |
| ; CHECK-NEXT: uzp1 z2.h, z2.h, z2.h |
| ; CHECK-NEXT: splice z3.h, p1, z3.h, z2.h |
| ; CHECK-NEXT: uzp1 z2.b, z3.b, z3.b |
| ; CHECK-NEXT: splice z2.b, p2, z2.b, z0.b |
| ; CHECK-NEXT: add z0.b, z1.b, z1.b |
| ; CHECK-NEXT: add z1.b, z2.b, z2.b |
| ; CHECK-NEXT: stp q1, q0, [x1] |
| ; CHECK-NEXT: ret |
| %a = load <32 x i64>, ptr %in |
| %b = trunc <32 x i64> %a to <32 x i8> |
| %c = add <32 x i8> %b, %b |
| store <32 x i8> %c, ptr %out |
| ret void |
| } |
| |
| ; |
| ; truncate i64 -> i16 |
| ; |
| |
| define <4 x i16> @trunc_v4i64_v4i16(ptr %in) #0 { |
| ; CHECK-LABEL: trunc_v4i64_v4i16: |
| ; CHECK: // %bb.0: |
| ; CHECK-NEXT: ldp q0, q1, [x0] |
| ; CHECK-NEXT: ptrue p0.s, vl2 |
| ; CHECK-NEXT: uzp1 z0.s, z0.s, z0.s |
| ; CHECK-NEXT: uzp1 z1.s, z1.s, z1.s |
| ; CHECK-NEXT: splice z0.s, p0, z0.s, z1.s |
| ; CHECK-NEXT: uzp1 z0.h, z0.h, z0.h |
| ; CHECK-NEXT: // kill: def $d0 killed $d0 killed $z0 |
| ; CHECK-NEXT: ret |
| %a = load <4 x i64>, ptr %in |
| %b = trunc <4 x i64> %a to <4 x i16> |
| ret <4 x i16> %b |
| } |
| |
| define <8 x i16> @trunc_v8i64_v8i16(ptr %in) #0 { |
| ; CHECK-LABEL: trunc_v8i64_v8i16: |
| ; CHECK: // %bb.0: |
| ; CHECK-NEXT: ldp q0, q1, [x0, #32] |
| ; CHECK-NEXT: ptrue p0.s, vl2 |
| ; CHECK-NEXT: uzp1 z0.s, z0.s, z0.s |
| ; CHECK-NEXT: ldp q3, q2, [x0] |
| ; CHECK-NEXT: uzp1 z1.s, z1.s, z1.s |
| ; CHECK-NEXT: splice z0.s, p0, z0.s, z1.s |
| ; CHECK-NEXT: uzp1 z1.h, z0.h, z0.h |
| ; CHECK-NEXT: uzp1 z3.s, z3.s, z3.s |
| ; CHECK-NEXT: uzp1 z2.s, z2.s, z2.s |
| ; CHECK-NEXT: splice z3.s, p0, z3.s, z2.s |
| ; CHECK-NEXT: ptrue p0.h, vl4 |
| ; CHECK-NEXT: uzp1 z0.h, z3.h, z3.h |
| ; CHECK-NEXT: splice z0.h, p0, z0.h, z1.h |
| ; CHECK-NEXT: // kill: def $q0 killed $q0 killed $z0 |
| ; CHECK-NEXT: ret |
| %a = load <8 x i64>, ptr %in |
| %b = trunc <8 x i64> %a to <8 x i16> |
| ret <8 x i16> %b |
| } |
| |
| ; NOTE: Extra 'add' is to prevent the truncate being combined with the store. |
| define void @trunc_v16i64_v16i16(ptr %in, ptr %out) #0 { |
| ; CHECK-LABEL: trunc_v16i64_v16i16: |
| ; CHECK: // %bb.0: |
| ; CHECK-NEXT: ldp q0, q1, [x0, #96] |
| ; CHECK-NEXT: ptrue p0.s, vl2 |
| ; CHECK-NEXT: ptrue p1.h, vl4 |
| ; CHECK-NEXT: uzp1 z0.s, z0.s, z0.s |
| ; CHECK-NEXT: ldp q2, q3, [x0, #64] |
| ; CHECK-NEXT: uzp1 z1.s, z1.s, z1.s |
| ; CHECK-NEXT: splice z0.s, p0, z0.s, z1.s |
| ; CHECK-NEXT: uzp1 z0.h, z0.h, z0.h |
| ; CHECK-NEXT: uzp1 z2.s, z2.s, z2.s |
| ; CHECK-NEXT: ldp q4, q5, [x0] |
| ; CHECK-NEXT: uzp1 z3.s, z3.s, z3.s |
| ; CHECK-NEXT: splice z2.s, p0, z2.s, z3.s |
| ; CHECK-NEXT: uzp1 z1.h, z2.h, z2.h |
| ; CHECK-NEXT: splice z1.h, p1, z1.h, z0.h |
| ; CHECK-NEXT: uzp1 z4.s, z4.s, z4.s |
| ; CHECK-NEXT: ldp q6, q7, [x0, #32] |
| ; CHECK-NEXT: uzp1 z3.s, z5.s, z5.s |
| ; CHECK-NEXT: splice z4.s, p0, z4.s, z3.s |
| ; CHECK-NEXT: uzp1 z2.s, z6.s, z6.s |
| ; CHECK-NEXT: uzp1 z0.s, z7.s, z7.s |
| ; CHECK-NEXT: splice z2.s, p0, z2.s, z0.s |
| ; CHECK-NEXT: uzp1 z0.h, z2.h, z2.h |
| ; CHECK-NEXT: uzp1 z2.h, z4.h, z4.h |
| ; CHECK-NEXT: splice z2.h, p1, z2.h, z0.h |
| ; CHECK-NEXT: add z0.h, z1.h, z1.h |
| ; CHECK-NEXT: add z1.h, z2.h, z2.h |
| ; CHECK-NEXT: stp q1, q0, [x1] |
| ; CHECK-NEXT: ret |
| %a = load <16 x i64>, ptr %in |
| %b = trunc <16 x i64> %a to <16 x i16> |
| %c = add <16 x i16> %b, %b |
| store <16 x i16> %c, ptr %out |
| ret void |
| } |
| |
| ; NOTE: Extra 'add' is to prevent the truncate being combined with the store. |
| define void @trunc_v32i64_v32i16(ptr %in, ptr %out) #0 { |
| ; CHECK-LABEL: trunc_v32i64_v32i16: |
| ; CHECK: // %bb.0: |
| ; CHECK-NEXT: ldp q0, q1, [x0, #128] |
| ; CHECK-NEXT: ptrue p0.s, vl2 |
| ; CHECK-NEXT: ptrue p1.h, vl4 |
| ; CHECK-NEXT: uzp1 z0.s, z0.s, z0.s |
| ; CHECK-NEXT: ldp q2, q3, [x0, #160] |
| ; CHECK-NEXT: uzp1 z1.s, z1.s, z1.s |
| ; CHECK-NEXT: splice z0.s, p0, z0.s, z1.s |
| ; CHECK-NEXT: uzp1 z0.h, z0.h, z0.h |
| ; CHECK-NEXT: uzp1 z2.s, z2.s, z2.s |
| ; CHECK-NEXT: uzp1 z3.s, z3.s, z3.s |
| ; CHECK-NEXT: splice z2.s, p0, z2.s, z3.s |
| ; CHECK-NEXT: uzp1 z2.h, z2.h, z2.h |
| ; CHECK-NEXT: ldp q1, q17, [x0, #224] |
| ; CHECK-NEXT: splice z0.h, p1, z0.h, z2.h |
| ; CHECK-NEXT: add z0.h, z0.h, z0.h |
| ; CHECK-NEXT: uzp1 z1.s, z1.s, z1.s |
| ; CHECK-NEXT: ldp q18, q2, [x0, #192] |
| ; CHECK-NEXT: uzp1 z17.s, z17.s, z17.s |
| ; CHECK-NEXT: splice z1.s, p0, z1.s, z17.s |
| ; CHECK-NEXT: uzp1 z1.h, z1.h, z1.h |
| ; CHECK-NEXT: uzp1 z18.s, z18.s, z18.s |
| ; CHECK-NEXT: ldp q4, q5, [x0, #64] |
| ; CHECK-NEXT: uzp1 z2.s, z2.s, z2.s |
| ; CHECK-NEXT: splice z18.s, p0, z18.s, z2.s |
| ; CHECK-NEXT: uzp1 z2.h, z18.h, z18.h |
| ; CHECK-NEXT: splice z2.h, p1, z2.h, z1.h |
| ; CHECK-NEXT: uzp1 z4.s, z4.s, z4.s |
| ; CHECK-NEXT: ldp q6, q7, [x0, #96] |
| ; CHECK-NEXT: uzp1 z5.s, z5.s, z5.s |
| ; CHECK-NEXT: splice z4.s, p0, z4.s, z5.s |
| ; CHECK-NEXT: uzp1 z4.h, z4.h, z4.h |
| ; CHECK-NEXT: uzp1 z6.s, z6.s, z6.s |
| ; CHECK-NEXT: ldp q3, q16, [x0] |
| ; CHECK-NEXT: uzp1 z1.s, z7.s, z7.s |
| ; CHECK-NEXT: splice z6.s, p0, z6.s, z1.s |
| ; CHECK-NEXT: uzp1 z1.h, z6.h, z6.h |
| ; CHECK-NEXT: uzp1 z3.s, z3.s, z3.s |
| ; CHECK-NEXT: splice z4.h, p1, z4.h, z1.h |
| ; CHECK-NEXT: add z1.h, z2.h, z2.h |
| ; CHECK-NEXT: ldp q19, q20, [x0, #32] |
| ; CHECK-NEXT: uzp1 z16.s, z16.s, z16.s |
| ; CHECK-NEXT: stp q0, q1, [x1, #32] |
| ; CHECK-NEXT: splice z3.s, p0, z3.s, z16.s |
| ; CHECK-NEXT: add z1.h, z4.h, z4.h |
| ; CHECK-NEXT: uzp1 z3.h, z3.h, z3.h |
| ; CHECK-NEXT: uzp1 z18.s, z19.s, z19.s |
| ; CHECK-NEXT: uzp1 z17.s, z20.s, z20.s |
| ; CHECK-NEXT: splice z18.s, p0, z18.s, z17.s |
| ; CHECK-NEXT: uzp1 z16.h, z18.h, z18.h |
| ; CHECK-NEXT: splice z3.h, p1, z3.h, z16.h |
| ; CHECK-NEXT: add z0.h, z3.h, z3.h |
| ; CHECK-NEXT: stp q0, q1, [x1] |
| ; CHECK-NEXT: ret |
| %a = load <32 x i64>, ptr %in |
| %b = trunc <32 x i64> %a to <32 x i16> |
| %c = add <32 x i16> %b, %b |
| store <32 x i16> %c, ptr %out |
| ret void |
| } |
| |
| ; |
| ; truncate i64 -> i32 |
| ; |
| |
| define <4 x i32> @trunc_v4i64_v4i32(ptr %in) #0 { |
| ; CHECK-LABEL: trunc_v4i64_v4i32: |
| ; CHECK: // %bb.0: |
| ; CHECK-NEXT: ldp q0, q1, [x0] |
| ; CHECK-NEXT: ptrue p0.s, vl2 |
| ; CHECK-NEXT: uzp1 z0.s, z0.s, z0.s |
| ; CHECK-NEXT: uzp1 z1.s, z1.s, z1.s |
| ; CHECK-NEXT: splice z0.s, p0, z0.s, z1.s |
| ; CHECK-NEXT: // kill: def $q0 killed $q0 killed $z0 |
| ; CHECK-NEXT: ret |
| %a = load <4 x i64>, ptr %in |
| %b = trunc <4 x i64> %a to <4 x i32> |
| ret <4 x i32> %b |
| } |
| |
| ; NOTE: Extra 'add' is to prevent the truncate being combined with the store. |
| define void @trunc_v8i64_v8i32(ptr %in, ptr %out) #0 { |
| ; CHECK-LABEL: trunc_v8i64_v8i32: |
| ; CHECK: // %bb.0: |
| ; CHECK-NEXT: ldp q0, q1, [x0, #32] |
| ; CHECK-NEXT: ptrue p0.s, vl2 |
| ; CHECK-NEXT: uzp1 z0.s, z0.s, z0.s |
| ; CHECK-NEXT: ldp q3, q2, [x0] |
| ; CHECK-NEXT: uzp1 z1.s, z1.s, z1.s |
| ; CHECK-NEXT: splice z0.s, p0, z0.s, z1.s |
| ; CHECK-NEXT: add z0.s, z0.s, z0.s |
| ; CHECK-NEXT: uzp1 z3.s, z3.s, z3.s |
| ; CHECK-NEXT: uzp1 z2.s, z2.s, z2.s |
| ; CHECK-NEXT: splice z3.s, p0, z3.s, z2.s |
| ; CHECK-NEXT: add z1.s, z3.s, z3.s |
| ; CHECK-NEXT: stp q1, q0, [x1] |
| ; CHECK-NEXT: ret |
| %a = load <8 x i64>, ptr %in |
| %b = trunc <8 x i64> %a to <8 x i32> |
| %c = add <8 x i32> %b, %b |
| store <8 x i32> %c, ptr %out |
| ret void |
| } |
| |
| ; NOTE: Extra 'add' is to prevent the truncate being combined with the store. |
| define void @trunc_v16i64_v16i32(ptr %in, ptr %out) #0 { |
| ; CHECK-LABEL: trunc_v16i64_v16i32: |
| ; CHECK: // %bb.0: |
| ; CHECK-NEXT: ldp q0, q1, [x0, #64] |
| ; CHECK-NEXT: ptrue p0.s, vl2 |
| ; CHECK-NEXT: uzp1 z0.s, z0.s, z0.s |
| ; CHECK-NEXT: ldp q2, q3, [x0, #96] |
| ; CHECK-NEXT: uzp1 z1.s, z1.s, z1.s |
| ; CHECK-NEXT: splice z0.s, p0, z0.s, z1.s |
| ; CHECK-NEXT: add z0.s, z0.s, z0.s |
| ; CHECK-NEXT: uzp1 z2.s, z2.s, z2.s |
| ; CHECK-NEXT: ldp q4, q5, [x0] |
| ; CHECK-NEXT: uzp1 z3.s, z3.s, z3.s |
| ; CHECK-NEXT: splice z2.s, p0, z2.s, z3.s |
| ; CHECK-NEXT: uzp1 z4.s, z4.s, z4.s |
| ; CHECK-NEXT: ldp q6, q7, [x0, #32] |
| ; CHECK-NEXT: uzp1 z1.s, z5.s, z5.s |
| ; CHECK-NEXT: splice z4.s, p0, z4.s, z1.s |
| ; CHECK-NEXT: uzp1 z3.s, z6.s, z6.s |
| ; CHECK-NEXT: uzp1 z1.s, z7.s, z7.s |
| ; CHECK-NEXT: splice z3.s, p0, z3.s, z1.s |
| ; CHECK-NEXT: add z1.s, z2.s, z2.s |
| ; CHECK-NEXT: stp q0, q1, [x1, #32] |
| ; CHECK-NEXT: add z0.s, z4.s, z4.s |
| ; CHECK-NEXT: add z1.s, z3.s, z3.s |
| ; CHECK-NEXT: stp q0, q1, [x1] |
| ; CHECK-NEXT: ret |
| %a = load <16 x i64>, ptr %in |
| %b = trunc <16 x i64> %a to <16 x i32> |
| %c = add <16 x i32> %b, %b |
| store <16 x i32> %c, ptr %out |
| ret void |
| } |
| |
| ; NOTE: Extra 'add' is to prevent the truncate being combined with the store. |
| define void @trunc_v32i64_v32i32(ptr %in, ptr %out) #0 { |
| ; CHECK-LABEL: trunc_v32i64_v32i32: |
| ; CHECK: // %bb.0: |
| ; CHECK-NEXT: ldp q0, q1, [x0, #192] |
| ; CHECK-NEXT: ptrue p0.s, vl2 |
| ; CHECK-NEXT: uzp1 z0.s, z0.s, z0.s |
| ; CHECK-NEXT: ldp q2, q3, [x0, #224] |
| ; CHECK-NEXT: uzp1 z1.s, z1.s, z1.s |
| ; CHECK-NEXT: splice z0.s, p0, z0.s, z1.s |
| ; CHECK-NEXT: add z0.s, z0.s, z0.s |
| ; CHECK-NEXT: uzp1 z2.s, z2.s, z2.s |
| ; CHECK-NEXT: ldp q6, q7, [x0, #128] |
| ; CHECK-NEXT: uzp1 z3.s, z3.s, z3.s |
| ; CHECK-NEXT: splice z2.s, p0, z2.s, z3.s |
| ; CHECK-NEXT: add z2.s, z2.s, z2.s |
| ; CHECK-NEXT: uzp1 z6.s, z6.s, z6.s |
| ; CHECK-NEXT: ldp q1, q3, [x0, #160] |
| ; CHECK-NEXT: uzp1 z7.s, z7.s, z7.s |
| ; CHECK-NEXT: splice z6.s, p0, z6.s, z7.s |
| ; CHECK-NEXT: uzp1 z1.s, z1.s, z1.s |
| ; CHECK-NEXT: ldp q16, q17, [x0, #64] |
| ; CHECK-NEXT: uzp1 z3.s, z3.s, z3.s |
| ; CHECK-NEXT: splice z1.s, p0, z1.s, z3.s |
| ; CHECK-NEXT: add z1.s, z1.s, z1.s |
| ; CHECK-NEXT: uzp1 z16.s, z16.s, z16.s |
| ; CHECK-NEXT: ldp q7, q18, [x0, #96] |
| ; CHECK-NEXT: uzp1 z17.s, z17.s, z17.s |
| ; CHECK-NEXT: splice z16.s, p0, z16.s, z17.s |
| ; CHECK-NEXT: uzp1 z7.s, z7.s, z7.s |
| ; CHECK-NEXT: ldp q4, q5, [x0, #32] |
| ; CHECK-NEXT: uzp1 z3.s, z18.s, z18.s |
| ; CHECK-NEXT: splice z7.s, p0, z7.s, z3.s |
| ; CHECK-NEXT: uzp1 z4.s, z4.s, z4.s |
| ; CHECK-NEXT: ldp q19, q20, [x0] |
| ; CHECK-NEXT: uzp1 z3.s, z5.s, z5.s |
| ; CHECK-NEXT: stp q0, q2, [x1, #96] |
| ; CHECK-NEXT: add z0.s, z6.s, z6.s |
| ; CHECK-NEXT: splice z4.s, p0, z4.s, z3.s |
| ; CHECK-NEXT: stp q0, q1, [x1, #64] |
| ; CHECK-NEXT: add z0.s, z16.s, z16.s |
| ; CHECK-NEXT: uzp1 z18.s, z19.s, z19.s |
| ; CHECK-NEXT: add z1.s, z7.s, z7.s |
| ; CHECK-NEXT: stp q0, q1, [x1, #32] |
| ; CHECK-NEXT: add z1.s, z4.s, z4.s |
| ; CHECK-NEXT: uzp1 z17.s, z20.s, z20.s |
| ; CHECK-NEXT: splice z18.s, p0, z18.s, z17.s |
| ; CHECK-NEXT: add z0.s, z18.s, z18.s |
| ; CHECK-NEXT: stp q0, q1, [x1] |
| ; CHECK-NEXT: ret |
| %a = load <32 x i64>, ptr %in |
| %b = trunc <32 x i64> %a to <32 x i32> |
| %c = add <32 x i32> %b, %b |
| store <32 x i32> %c, ptr %out |
| ret void |
| } |
| |
| attributes #0 = { nounwind "target-features"="+sve" } |
