| ; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py |
| ; RUN: llc -mtriple=aarch64-linux-gnu -mattr=+sve < %s | FileCheck %s |
| |
| ;; Splats of legal integer vector types |
| |
| define <vscale x 16 x i8> @sve_splat_16xi8(i8 %val) { |
| ; CHECK-LABEL: sve_splat_16xi8: |
| ; CHECK: // %bb.0: |
| ; CHECK-NEXT: mov z0.b, w0 |
| ; CHECK-NEXT: ret |
| %ins = insertelement <vscale x 16 x i8> undef, i8 %val, i32 0 |
| %splat = shufflevector <vscale x 16 x i8> %ins, <vscale x 16 x i8> undef, <vscale x 16 x i32> zeroinitializer |
| ret <vscale x 16 x i8> %splat |
| } |
| |
| define <vscale x 8 x i16> @sve_splat_8xi16(i16 %val) { |
| ; CHECK-LABEL: sve_splat_8xi16: |
| ; CHECK: // %bb.0: |
| ; CHECK-NEXT: mov z0.h, w0 |
| ; CHECK-NEXT: ret |
| %ins = insertelement <vscale x 8 x i16> undef, i16 %val, i32 0 |
| %splat = shufflevector <vscale x 8 x i16> %ins, <vscale x 8 x i16> undef, <vscale x 8 x i32> zeroinitializer |
| ret <vscale x 8 x i16> %splat |
| } |
| |
| define <vscale x 4 x i32> @sve_splat_4xi32(i32 %val) { |
| ; CHECK-LABEL: sve_splat_4xi32: |
| ; CHECK: // %bb.0: |
| ; CHECK-NEXT: mov z0.s, w0 |
| ; CHECK-NEXT: ret |
| %ins = insertelement <vscale x 4 x i32> undef, i32 %val, i32 0 |
| %splat = shufflevector <vscale x 4 x i32> %ins, <vscale x 4 x i32> undef, <vscale x 4 x i32> zeroinitializer |
| ret <vscale x 4 x i32> %splat |
| } |
| |
| define <vscale x 2 x i64> @sve_splat_2xi64(i64 %val) { |
| ; CHECK-LABEL: sve_splat_2xi64: |
| ; CHECK: // %bb.0: |
| ; CHECK-NEXT: mov z0.d, x0 |
| ; CHECK-NEXT: ret |
| %ins = insertelement <vscale x 2 x i64> undef, i64 %val, i32 0 |
| %splat = shufflevector <vscale x 2 x i64> %ins, <vscale x 2 x i64> undef, <vscale x 2 x i32> zeroinitializer |
| ret <vscale x 2 x i64> %splat |
| } |
| |
| define <vscale x 16 x i8> @sve_splat_16xi8_imm() { |
| ; CHECK-LABEL: sve_splat_16xi8_imm: |
| ; CHECK: // %bb.0: |
| ; CHECK-NEXT: mov z0.b, #1 // =0x1 |
| ; CHECK-NEXT: ret |
| %ins = insertelement <vscale x 16 x i8> undef, i8 1, i32 0 |
| %splat = shufflevector <vscale x 16 x i8> %ins, <vscale x 16 x i8> undef, <vscale x 16 x i32> zeroinitializer |
| ret <vscale x 16 x i8> %splat |
| } |
| |
| define <vscale x 8 x i16> @sve_splat_8xi16_imm() { |
| ; CHECK-LABEL: sve_splat_8xi16_imm: |
| ; CHECK: // %bb.0: |
| ; CHECK-NEXT: mov z0.h, #1 // =0x1 |
| ; CHECK-NEXT: ret |
| %ins = insertelement <vscale x 8 x i16> undef, i16 1, i32 0 |
| %splat = shufflevector <vscale x 8 x i16> %ins, <vscale x 8 x i16> undef, <vscale x 8 x i32> zeroinitializer |
| ret <vscale x 8 x i16> %splat |
| } |
| |
| define <vscale x 4 x i32> @sve_splat_4xi32_imm() { |
| ; CHECK-LABEL: sve_splat_4xi32_imm: |
| ; CHECK: // %bb.0: |
| ; CHECK-NEXT: mov z0.s, #1 // =0x1 |
| ; CHECK-NEXT: ret |
| %ins = insertelement <vscale x 4 x i32> undef, i32 1, i32 0 |
| %splat = shufflevector <vscale x 4 x i32> %ins, <vscale x 4 x i32> undef, <vscale x 4 x i32> zeroinitializer |
| ret <vscale x 4 x i32> %splat |
| } |
| |
| define <vscale x 2 x i64> @sve_splat_2xi64_imm() { |
| ; CHECK-LABEL: sve_splat_2xi64_imm: |
| ; CHECK: // %bb.0: |
| ; CHECK-NEXT: mov z0.d, #1 // =0x1 |
| ; CHECK-NEXT: ret |
| %ins = insertelement <vscale x 2 x i64> undef, i64 1, i32 0 |
| %splat = shufflevector <vscale x 2 x i64> %ins, <vscale x 2 x i64> undef, <vscale x 2 x i32> zeroinitializer |
| ret <vscale x 2 x i64> %splat |
| } |
| |
| ;; Promote splats of smaller illegal integer vector types |
| |
| define <vscale x 2 x i8> @sve_splat_2xi8(i8 %val) { |
| ; CHECK-LABEL: sve_splat_2xi8: |
| ; CHECK: // %bb.0: |
| ; CHECK-NEXT: // kill: def $w0 killed $w0 def $x0 |
| ; CHECK-NEXT: mov z0.d, x0 |
| ; CHECK-NEXT: ret |
| %ins = insertelement <vscale x 2 x i8> undef, i8 %val, i32 0 |
| %splat = shufflevector <vscale x 2 x i8> %ins, <vscale x 2 x i8> undef, <vscale x 2 x i32> zeroinitializer |
| ret <vscale x 2 x i8> %splat |
| } |
| |
| define <vscale x 4 x i8> @sve_splat_4xi8(i8 %val) { |
| ; CHECK-LABEL: sve_splat_4xi8: |
| ; CHECK: // %bb.0: |
| ; CHECK-NEXT: mov z0.s, w0 |
| ; CHECK-NEXT: ret |
| %ins = insertelement <vscale x 4 x i8> undef, i8 %val, i32 0 |
| %splat = shufflevector <vscale x 4 x i8> %ins, <vscale x 4 x i8> undef, <vscale x 4 x i32> zeroinitializer |
| ret <vscale x 4 x i8> %splat |
| } |
| |
| define <vscale x 8 x i8> @sve_splat_8xi8(i8 %val) { |
| ; CHECK-LABEL: sve_splat_8xi8: |
| ; CHECK: // %bb.0: |
| ; CHECK-NEXT: mov z0.h, w0 |
| ; CHECK-NEXT: ret |
| %ins = insertelement <vscale x 8 x i8> undef, i8 %val, i32 0 |
| %splat = shufflevector <vscale x 8 x i8> %ins, <vscale x 8 x i8> undef, <vscale x 8 x i32> zeroinitializer |
| ret <vscale x 8 x i8> %splat |
| } |
| |
| define <vscale x 2 x i16> @sve_splat_2xi16(i16 %val) { |
| ; CHECK-LABEL: sve_splat_2xi16: |
| ; CHECK: // %bb.0: |
| ; CHECK-NEXT: // kill: def $w0 killed $w0 def $x0 |
| ; CHECK-NEXT: mov z0.d, x0 |
| ; CHECK-NEXT: ret |
| %ins = insertelement <vscale x 2 x i16> undef, i16 %val, i32 0 |
| %splat = shufflevector <vscale x 2 x i16> %ins, <vscale x 2 x i16> undef, <vscale x 2 x i32> zeroinitializer |
| ret <vscale x 2 x i16> %splat |
| } |
| |
| define <vscale x 4 x i16> @sve_splat_4xi16(i16 %val) { |
| ; CHECK-LABEL: sve_splat_4xi16: |
| ; CHECK: // %bb.0: |
| ; CHECK-NEXT: mov z0.s, w0 |
| ; CHECK-NEXT: ret |
| %ins = insertelement <vscale x 4 x i16> undef, i16 %val, i32 0 |
| %splat = shufflevector <vscale x 4 x i16> %ins, <vscale x 4 x i16> undef, <vscale x 4 x i32> zeroinitializer |
| ret <vscale x 4 x i16> %splat |
| } |
| |
| define <vscale x 2 x i32> @sve_splat_2xi32(i32 %val) { |
| ; CHECK-LABEL: sve_splat_2xi32: |
| ; CHECK: // %bb.0: |
| ; CHECK-NEXT: // kill: def $w0 killed $w0 def $x0 |
| ; CHECK-NEXT: mov z0.d, x0 |
| ; CHECK-NEXT: ret |
| %ins = insertelement <vscale x 2 x i32> undef, i32 %val, i32 0 |
| %splat = shufflevector <vscale x 2 x i32> %ins, <vscale x 2 x i32> undef, <vscale x 2 x i32> zeroinitializer |
| ret <vscale x 2 x i32> %splat |
| } |
| |
| ;; Widen/split splats of wide vector types. |
| |
| define <vscale x 1 x i32> @sve_splat_1xi32(i32 %val) { |
| ; CHECK-LABEL: sve_splat_1xi32: |
| ; CHECK: // %bb.0: // %entry |
| ; CHECK-NEXT: mov z0.s, w0 |
| ; CHECK-NEXT: ret |
| entry: |
| %ins = insertelement <vscale x 1 x i32> undef, i32 %val, i32 0 |
| %splat = shufflevector <vscale x 1 x i32> %ins, <vscale x 1 x i32> undef, <vscale x 1 x i32> zeroinitializer |
| ret <vscale x 1 x i32> %splat |
| } |
| |
| define <vscale x 12 x i32> @sve_splat_12xi32(i32 %val) { |
| ; CHECK-LABEL: sve_splat_12xi32: |
| ; CHECK: // %bb.0: |
| ; CHECK-NEXT: mov z0.s, w0 |
| ; CHECK-NEXT: mov z1.d, z0.d |
| ; CHECK-NEXT: mov z2.d, z0.d |
| ; CHECK-NEXT: ret |
| %ins = insertelement <vscale x 12 x i32> undef, i32 %val, i32 0 |
| %splat = shufflevector <vscale x 12 x i32> %ins, <vscale x 12 x i32> undef, <vscale x 12 x i32> zeroinitializer |
| ret <vscale x 12 x i32> %splat |
| } |
| |
| define <vscale x 2 x i1> @sve_splat_2xi1(i1 %val) { |
| ; CHECK-LABEL: sve_splat_2xi1: |
| ; CHECK: // %bb.0: |
| ; CHECK-NEXT: // kill: def $w0 killed $w0 def $x0 |
| ; CHECK-NEXT: sbfx x8, x0, #0, #1 |
| ; CHECK-NEXT: whilelo p0.d, xzr, x8 |
| ; CHECK-NEXT: ret |
| %ins = insertelement <vscale x 2 x i1> undef, i1 %val, i32 0 |
| %splat = shufflevector <vscale x 2 x i1> %ins, <vscale x 2 x i1> undef, <vscale x 2 x i32> zeroinitializer |
| ret <vscale x 2 x i1> %splat |
| } |
| |
| define <vscale x 4 x i1> @sve_splat_4xi1(i1 %val) { |
| ; CHECK-LABEL: sve_splat_4xi1: |
| ; CHECK: // %bb.0: |
| ; CHECK-NEXT: // kill: def $w0 killed $w0 def $x0 |
| ; CHECK-NEXT: sbfx x8, x0, #0, #1 |
| ; CHECK-NEXT: whilelo p0.s, xzr, x8 |
| ; CHECK-NEXT: ret |
| %ins = insertelement <vscale x 4 x i1> undef, i1 %val, i32 0 |
| %splat = shufflevector <vscale x 4 x i1> %ins, <vscale x 4 x i1> undef, <vscale x 4 x i32> zeroinitializer |
| ret <vscale x 4 x i1> %splat |
| } |
| |
| define <vscale x 8 x i1> @sve_splat_8xi1(i1 %val) { |
| ; CHECK-LABEL: sve_splat_8xi1: |
| ; CHECK: // %bb.0: |
| ; CHECK-NEXT: // kill: def $w0 killed $w0 def $x0 |
| ; CHECK-NEXT: sbfx x8, x0, #0, #1 |
| ; CHECK-NEXT: whilelo p0.h, xzr, x8 |
| ; CHECK-NEXT: ret |
| %ins = insertelement <vscale x 8 x i1> undef, i1 %val, i32 0 |
| %splat = shufflevector <vscale x 8 x i1> %ins, <vscale x 8 x i1> undef, <vscale x 8 x i32> zeroinitializer |
| ret <vscale x 8 x i1> %splat |
| } |
| |
| define <vscale x 16 x i1> @sve_splat_16xi1(i1 %val) { |
| ; CHECK-LABEL: sve_splat_16xi1: |
| ; CHECK: // %bb.0: |
| ; CHECK-NEXT: // kill: def $w0 killed $w0 def $x0 |
| ; CHECK-NEXT: sbfx x8, x0, #0, #1 |
| ; CHECK-NEXT: whilelo p0.b, xzr, x8 |
| ; CHECK-NEXT: ret |
| %ins = insertelement <vscale x 16 x i1> undef, i1 %val, i32 0 |
| %splat = shufflevector <vscale x 16 x i1> %ins, <vscale x 16 x i1> undef, <vscale x 16 x i32> zeroinitializer |
| ret <vscale x 16 x i1> %splat |
| } |
| |
| ;; Splats of legal floating point vector types |
| |
| define <vscale x 8 x bfloat> @splat_nxv8bf16(bfloat %val) #0 { |
| ; CHECK-LABEL: splat_nxv8bf16: |
| ; CHECK: // %bb.0: |
| ; CHECK-NEXT: // kill: def $h0 killed $h0 def $z0 |
| ; CHECK-NEXT: mov z0.h, h0 |
| ; CHECK-NEXT: ret |
| %1 = insertelement <vscale x 8 x bfloat> undef, bfloat %val, i32 0 |
| %2 = shufflevector <vscale x 8 x bfloat> %1, <vscale x 8 x bfloat> undef, <vscale x 8 x i32> zeroinitializer |
| ret <vscale x 8 x bfloat> %2 |
| } |
| |
| define <vscale x 8 x half> @splat_nxv8f16(half %val) { |
| ; CHECK-LABEL: splat_nxv8f16: |
| ; CHECK: // %bb.0: |
| ; CHECK-NEXT: // kill: def $h0 killed $h0 def $z0 |
| ; CHECK-NEXT: mov z0.h, h0 |
| ; CHECK-NEXT: ret |
| %1 = insertelement <vscale x 8 x half> undef, half %val, i32 0 |
| %2 = shufflevector <vscale x 8 x half> %1, <vscale x 8 x half> undef, <vscale x 8 x i32> zeroinitializer |
| ret <vscale x 8 x half> %2 |
| } |
| |
| define <vscale x 4 x half> @splat_nxv4f16(half %val) { |
| ; CHECK-LABEL: splat_nxv4f16: |
| ; CHECK: // %bb.0: |
| ; CHECK-NEXT: // kill: def $h0 killed $h0 def $z0 |
| ; CHECK-NEXT: mov z0.h, h0 |
| ; CHECK-NEXT: ret |
| %1 = insertelement <vscale x 4 x half> undef, half %val, i32 0 |
| %2 = shufflevector <vscale x 4 x half> %1, <vscale x 4 x half> undef, <vscale x 4 x i32> zeroinitializer |
| ret <vscale x 4 x half> %2 |
| } |
| |
| define <vscale x 2 x half> @splat_nxv2f16(half %val) { |
| ; CHECK-LABEL: splat_nxv2f16: |
| ; CHECK: // %bb.0: |
| ; CHECK-NEXT: // kill: def $h0 killed $h0 def $z0 |
| ; CHECK-NEXT: mov z0.h, h0 |
| ; CHECK-NEXT: ret |
| %1 = insertelement <vscale x 2 x half> undef, half %val, i32 0 |
| %2 = shufflevector <vscale x 2 x half> %1, <vscale x 2 x half> undef, <vscale x 2 x i32> zeroinitializer |
| ret <vscale x 2 x half> %2 |
| } |
| |
| define <vscale x 4 x float> @splat_nxv4f32(float %val) { |
| ; CHECK-LABEL: splat_nxv4f32: |
| ; CHECK: // %bb.0: |
| ; CHECK-NEXT: // kill: def $s0 killed $s0 def $z0 |
| ; CHECK-NEXT: mov z0.s, s0 |
| ; CHECK-NEXT: ret |
| %1 = insertelement <vscale x 4 x float> undef, float %val, i32 0 |
| %2 = shufflevector <vscale x 4 x float> %1, <vscale x 4 x float> undef, <vscale x 4 x i32> zeroinitializer |
| ret <vscale x 4 x float> %2 |
| } |
| |
| define <vscale x 2 x float> @splat_nxv2f32(float %val) { |
| ; CHECK-LABEL: splat_nxv2f32: |
| ; CHECK: // %bb.0: |
| ; CHECK-NEXT: // kill: def $s0 killed $s0 def $z0 |
| ; CHECK-NEXT: mov z0.s, s0 |
| ; CHECK-NEXT: ret |
| %1 = insertelement <vscale x 2 x float> undef, float %val, i32 0 |
| %2 = shufflevector <vscale x 2 x float> %1, <vscale x 2 x float> undef, <vscale x 2 x i32> zeroinitializer |
| ret <vscale x 2 x float> %2 |
| } |
| |
| define <vscale x 2 x double> @splat_nxv2f64(double %val) { |
| ; CHECK-LABEL: splat_nxv2f64: |
| ; CHECK: // %bb.0: |
| ; CHECK-NEXT: // kill: def $d0 killed $d0 def $z0 |
| ; CHECK-NEXT: mov z0.d, d0 |
| ; CHECK-NEXT: ret |
| %1 = insertelement <vscale x 2 x double> undef, double %val, i32 0 |
| %2 = shufflevector <vscale x 2 x double> %1, <vscale x 2 x double> undef, <vscale x 2 x i32> zeroinitializer |
| ret <vscale x 2 x double> %2 |
| } |
| |
| define <vscale x 8 x half> @splat_nxv8f16_zero() { |
| ; CHECK-LABEL: splat_nxv8f16_zero: |
| ; CHECK: // %bb.0: |
| ; CHECK-NEXT: mov z0.h, #0 // =0x0 |
| ; CHECK-NEXT: ret |
| ret <vscale x 8 x half> zeroinitializer |
| } |
| |
| define <vscale x 8 x bfloat> @splat_nxv8bf16_zero() #0 { |
| ; CHECK-LABEL: splat_nxv8bf16_zero: |
| ; CHECK: // %bb.0: |
| ; CHECK-NEXT: mov z0.h, #0 // =0x0 |
| ; CHECK-NEXT: ret |
| ret <vscale x 8 x bfloat> zeroinitializer |
| } |
| |
| define <vscale x 4 x half> @splat_nxv4f16_zero() { |
| ; CHECK-LABEL: splat_nxv4f16_zero: |
| ; CHECK: // %bb.0: |
| ; CHECK-NEXT: mov z0.h, #0 // =0x0 |
| ; CHECK-NEXT: ret |
| ret <vscale x 4 x half> zeroinitializer |
| } |
| |
| define <vscale x 2 x half> @splat_nxv2f16_zero() { |
| ; CHECK-LABEL: splat_nxv2f16_zero: |
| ; CHECK: // %bb.0: |
| ; CHECK-NEXT: mov z0.h, #0 // =0x0 |
| ; CHECK-NEXT: ret |
| ret <vscale x 2 x half> zeroinitializer |
| } |
| |
| define <vscale x 4 x float> @splat_nxv4f32_zero() { |
| ; CHECK-LABEL: splat_nxv4f32_zero: |
| ; CHECK: // %bb.0: |
| ; CHECK-NEXT: mov z0.s, #0 // =0x0 |
| ; CHECK-NEXT: ret |
| ret <vscale x 4 x float> zeroinitializer |
| } |
| |
| define <vscale x 2 x float> @splat_nxv2f32_zero() { |
| ; CHECK-LABEL: splat_nxv2f32_zero: |
| ; CHECK: // %bb.0: |
| ; CHECK-NEXT: mov z0.s, #0 // =0x0 |
| ; CHECK-NEXT: ret |
| ret <vscale x 2 x float> zeroinitializer |
| } |
| |
| define <vscale x 2 x double> @splat_nxv2f64_zero() { |
| ; CHECK-LABEL: splat_nxv2f64_zero: |
| ; CHECK: // %bb.0: |
| ; CHECK-NEXT: mov z0.d, #0 // =0x0 |
| ; CHECK-NEXT: ret |
| ret <vscale x 2 x double> zeroinitializer |
| } |
| |
| define <vscale x 8 x half> @splat_nxv8f16_imm() { |
| ; CHECK-LABEL: splat_nxv8f16_imm: |
| ; CHECK: // %bb.0: |
| ; CHECK-NEXT: fmov z0.h, #1.00000000 |
| ; CHECK-NEXT: ret |
| %1 = insertelement <vscale x 8 x half> undef, half 1.0, i32 0 |
| %2 = shufflevector <vscale x 8 x half> %1, <vscale x 8 x half> undef, <vscale x 8 x i32> zeroinitializer |
| ret <vscale x 8 x half> %2 |
| } |
| |
| define <vscale x 4 x half> @splat_nxv4f16_imm() { |
| ; CHECK-LABEL: splat_nxv4f16_imm: |
| ; CHECK: // %bb.0: |
| ; CHECK-NEXT: fmov z0.h, #1.00000000 |
| ; CHECK-NEXT: ret |
| %1 = insertelement <vscale x 4 x half> undef, half 1.0, i32 0 |
| %2 = shufflevector <vscale x 4 x half> %1, <vscale x 4 x half> undef, <vscale x 4 x i32> zeroinitializer |
| ret <vscale x 4 x half> %2 |
| } |
| |
| define <vscale x 2 x half> @splat_nxv2f16_imm() { |
| ; CHECK-LABEL: splat_nxv2f16_imm: |
| ; CHECK: // %bb.0: |
| ; CHECK-NEXT: fmov z0.h, #1.00000000 |
| ; CHECK-NEXT: ret |
| %1 = insertelement <vscale x 2 x half> undef, half 1.0, i32 0 |
| %2 = shufflevector <vscale x 2 x half> %1, <vscale x 2 x half> undef, <vscale x 2 x i32> zeroinitializer |
| ret <vscale x 2 x half> %2 |
| } |
| |
| define <vscale x 4 x float> @splat_nxv4f32_imm() { |
| ; CHECK-LABEL: splat_nxv4f32_imm: |
| ; CHECK: // %bb.0: |
| ; CHECK-NEXT: fmov z0.s, #1.00000000 |
| ; CHECK-NEXT: ret |
| %1 = insertelement <vscale x 4 x float> undef, float 1.0, i32 0 |
| %2 = shufflevector <vscale x 4 x float> %1, <vscale x 4 x float> undef, <vscale x 4 x i32> zeroinitializer |
| ret <vscale x 4 x float> %2 |
| } |
| |
| define <vscale x 2 x float> @splat_nxv2f32_imm() { |
| ; CHECK-LABEL: splat_nxv2f32_imm: |
| ; CHECK: // %bb.0: |
| ; CHECK-NEXT: fmov z0.s, #1.00000000 |
| ; CHECK-NEXT: ret |
| %1 = insertelement <vscale x 2 x float> undef, float 1.0, i32 0 |
| %2 = shufflevector <vscale x 2 x float> %1, <vscale x 2 x float> undef, <vscale x 2 x i32> zeroinitializer |
| ret <vscale x 2 x float> %2 |
| } |
| |
| define <vscale x 2 x double> @splat_nxv2f64_imm() { |
| ; CHECK-LABEL: splat_nxv2f64_imm: |
| ; CHECK: // %bb.0: |
| ; CHECK-NEXT: fmov z0.d, #1.00000000 |
| ; CHECK-NEXT: ret |
| %1 = insertelement <vscale x 2 x double> undef, double 1.0, i32 0 |
| %2 = shufflevector <vscale x 2 x double> %1, <vscale x 2 x double> undef, <vscale x 2 x i32> zeroinitializer |
| ret <vscale x 2 x double> %2 |
| } |
| |
| define <vscale x 4 x i32> @splat_nxv4i32_fold(<vscale x 4 x i32> %x) { |
| ; CHECK-LABEL: splat_nxv4i32_fold: |
| ; CHECK: // %bb.0: |
| ; CHECK-NEXT: mov z0.s, #0 // =0x0 |
| ; CHECK-NEXT: ret |
| %r = sub <vscale x 4 x i32> %x, %x |
| ret <vscale x 4 x i32> %r |
| } |
| |
| |
| define <vscale x 4 x float> @splat_nxv4f32_fold(<vscale x 4 x float> %x) { |
| ; CHECK-LABEL: splat_nxv4f32_fold: |
| ; CHECK: // %bb.0: |
| ; CHECK-NEXT: mov z0.s, #0 // =0x0 |
| ; CHECK-NEXT: ret |
| %r = fsub nnan <vscale x 4 x float> %x, %x |
| ret <vscale x 4 x float> %r |
| } |
| |
| define <vscale x 2 x float> @splat_nxv2f32_fmov_fold() { |
| ; CHECK-LABEL: splat_nxv2f32_fmov_fold: |
| ; CHECK: // %bb.0: |
| ; CHECK-NEXT: mov w8, #1109917696 |
| ; CHECK-NEXT: mov z0.s, w8 |
| ; CHECK-NEXT: ret |
| %1 = insertelement <vscale x 2 x float> undef, float 4.200000e+01, i32 0 |
| %2 = shufflevector <vscale x 2 x float> %1, <vscale x 2 x float> undef, <vscale x 2 x i32> zeroinitializer |
| ret <vscale x 2 x float> %2 |
| } |
| |
| define <vscale x 4 x float> @splat_nxv4f32_fmov_fold() { |
| ; CHECK-LABEL: splat_nxv4f32_fmov_fold: |
| ; CHECK: // %bb.0: |
| ; CHECK-NEXT: mov w8, #1109917696 |
| ; CHECK-NEXT: mov z0.s, w8 |
| ; CHECK-NEXT: ret |
| %1 = insertelement <vscale x 4 x float> undef, float 4.200000e+01, i32 0 |
| %2 = shufflevector <vscale x 4 x float> %1, <vscale x 4 x float> undef, <vscale x 4 x i32> zeroinitializer |
| ret <vscale x 4 x float> %2 |
| } |
| |
| define <vscale x 2 x double> @splat_nxv2f64_fmov_fold() { |
| ; CHECK-LABEL: splat_nxv2f64_fmov_fold: |
| ; CHECK: // %bb.0: |
| ; CHECK-NEXT: mov x8, #4631107791820423168 |
| ; CHECK-NEXT: mov z0.d, x8 |
| ; CHECK-NEXT: ret |
| %1 = insertelement <vscale x 2 x double> undef, double 4.200000e+01, i32 0 |
| %2 = shufflevector <vscale x 2 x double> %1, <vscale x 2 x double> undef, <vscale x 2 x i32> zeroinitializer |
| ret <vscale x 2 x double> %2 |
| } |
| |
| ; Splat of float constants not representable as a single immediate. |
| |
| define <vscale x 2 x float> @splat_nxv2f32_imm_out_of_range() { |
| ; CHECK-LABEL: splat_nxv2f32_imm_out_of_range: |
| ; CHECK: // %bb.0: |
| ; CHECK-NEXT: mov w8, #7864 |
| ; CHECK-NEXT: movk w8, #16469, lsl #16 |
| ; CHECK-NEXT: mov z0.s, w8 |
| ; CHECK-NEXT: ret |
| %1 = insertelement <vscale x 2 x float> undef, float 3.3299999237060546875, i32 0 |
| %2 = shufflevector <vscale x 2 x float> %1, <vscale x 2 x float> undef, <vscale x 2 x i32> zeroinitializer |
| ret <vscale x 2 x float> %2 |
| } |
| |
| define <vscale x 4 x float> @splat_nxv4f32_imm_out_of_range() { |
| ; CHECK-LABEL: splat_nxv4f32_imm_out_of_range: |
| ; CHECK: // %bb.0: |
| ; CHECK-NEXT: mov w8, #7864 |
| ; CHECK-NEXT: movk w8, #16469, lsl #16 |
| ; CHECK-NEXT: mov z0.s, w8 |
| ; CHECK-NEXT: ret |
| %1 = insertelement <vscale x 4 x float> undef, float 3.3299999237060546875, i32 0 |
| %2 = shufflevector <vscale x 4 x float> %1, <vscale x 4 x float> undef, <vscale x 4 x i32> zeroinitializer |
| ret <vscale x 4 x float> %2 |
| } |
| |
| define <vscale x 2 x double> @splat_nxv2f64_imm_out_of_range() { |
| ; CHECK-LABEL: splat_nxv2f64_imm_out_of_range: |
| ; CHECK: // %bb.0: |
| ; CHECK-NEXT: adrp x8, .LCPI47_0 |
| ; CHECK-NEXT: ptrue p0.d |
| ; CHECK-NEXT: add x8, x8, :lo12:.LCPI47_0 |
| ; CHECK-NEXT: ld1rd { z0.d }, p0/z, [x8] |
| ; CHECK-NEXT: ret |
| %1 = insertelement <vscale x 2 x double> undef, double 3.33, i32 0 |
| %2 = shufflevector <vscale x 2 x double> %1, <vscale x 2 x double> undef, <vscale x 2 x i32> zeroinitializer |
| ret <vscale x 2 x double> %2 |
| } |
| |
| ; +bf16 is required for the bfloat version. |
| attributes #0 = { "target-features"="+sve,+bf16" } |