401 lines
19 KiB
LLVM
401 lines
19 KiB
LLVM
; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py
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; RUN: llc < %s --mattr=+sve -o - | FileCheck %s
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target triple = "aarch64"
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%"class.std::complex" = type { { double, double } }
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; Zero initialized reduction
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;
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; complex<double> x = 0.0 + 0.0i;
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; for (int i = 0; i < 100; ++i)
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; x += a[i] * b[i];
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;
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define %"class.std::complex" @complex_mul_v2f64(ptr %a, ptr %b) {
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; CHECK-LABEL: complex_mul_v2f64:
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; CHECK: // %bb.0: // %entry
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; CHECK-NEXT: mov z1.d, #0 // =0x0
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; CHECK-NEXT: ptrue p1.b
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; CHECK-NEXT: cntd x9
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; CHECK-NEXT: ptrue p0.d
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; CHECK-NEXT: neg x9, x9
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; CHECK-NEXT: mov w10, #100 // =0x64
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; CHECK-NEXT: mov x8, xzr
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; CHECK-NEXT: and x10, x9, x10
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; CHECK-NEXT: rdvl x11, #2
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; CHECK-NEXT: zip2 z0.d, z1.d, z1.d
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; CHECK-NEXT: zip1 z1.d, z1.d, z1.d
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; CHECK-NEXT: .LBB0_1: // %vector.body
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; CHECK-NEXT: // =>This Inner Loop Header: Depth=1
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; CHECK-NEXT: add x12, x0, x8
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; CHECK-NEXT: add x13, x1, x8
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; CHECK-NEXT: ld1b { z2.b }, p1/z, [x0, x8]
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; CHECK-NEXT: ld1d { z3.d }, p0/z, [x12, #1, mul vl]
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; CHECK-NEXT: ld1b { z4.b }, p1/z, [x1, x8]
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; CHECK-NEXT: ld1d { z5.d }, p0/z, [x13, #1, mul vl]
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; CHECK-NEXT: adds x10, x10, x9
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; CHECK-NEXT: add x8, x8, x11
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; CHECK-NEXT: fcmla z1.d, p0/m, z4.d, z2.d, #0
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; CHECK-NEXT: fcmla z0.d, p0/m, z5.d, z3.d, #0
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; CHECK-NEXT: fcmla z1.d, p0/m, z4.d, z2.d, #90
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; CHECK-NEXT: fcmla z0.d, p0/m, z5.d, z3.d, #90
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; CHECK-NEXT: b.ne .LBB0_1
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; CHECK-NEXT: // %bb.2: // %exit.block
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; CHECK-NEXT: uzp1 z2.d, z1.d, z0.d
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; CHECK-NEXT: uzp2 z1.d, z1.d, z0.d
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; CHECK-NEXT: faddv d0, p0, z2.d
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; CHECK-NEXT: faddv d1, p0, z1.d
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; CHECK-NEXT: // kill: def $d0 killed $d0 killed $z0
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; CHECK-NEXT: // kill: def $d1 killed $d1 killed $z1
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; CHECK-NEXT: ret
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entry:
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%0 = tail call i64 @llvm.vscale.i64()
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%1 = shl nuw nsw i64 %0, 1
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%n.mod.vf = urem i64 100, %1
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%n.vec = sub nuw nsw i64 100, %n.mod.vf
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%2 = shl nuw nsw i64 %0, 5
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br label %vector.body
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vector.body: ; preds = %vector.body, %entry
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%lsr.iv31 = phi i64 [ %lsr.iv.next32, %vector.body ], [ %n.vec, %entry ]
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%lsr.iv27 = phi i64 [ %lsr.iv.next28, %vector.body ], [ 0, %entry ]
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%vec.phi = phi <vscale x 2 x double> [ zeroinitializer, %entry ], [ %16, %vector.body ]
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%vec.phi12 = phi <vscale x 2 x double> [ zeroinitializer, %entry ], [ %14, %vector.body ]
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%scevgep46 = getelementptr i8, ptr %a, i64 %lsr.iv27
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%scevgep47 = getelementptr i8, ptr %b, i64 %lsr.iv27
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%wide.vec = load <vscale x 4 x double>, ptr %scevgep46, align 8
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%3 = tail call { <vscale x 2 x double>, <vscale x 2 x double> } @llvm.experimental.vector.deinterleave2.nxv4f64(<vscale x 4 x double> %wide.vec)
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%4 = extractvalue { <vscale x 2 x double>, <vscale x 2 x double> } %3, 0
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%5 = extractvalue { <vscale x 2 x double>, <vscale x 2 x double> } %3, 1
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%wide.vec30 = load <vscale x 4 x double>, ptr %scevgep47, align 8
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%6 = tail call { <vscale x 2 x double>, <vscale x 2 x double> } @llvm.experimental.vector.deinterleave2.nxv4f64(<vscale x 4 x double> %wide.vec30)
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%7 = extractvalue { <vscale x 2 x double>, <vscale x 2 x double> } %6, 0
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%8 = extractvalue { <vscale x 2 x double>, <vscale x 2 x double> } %6, 1
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%9 = fmul fast <vscale x 2 x double> %8, %4
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%10 = fmul fast <vscale x 2 x double> %7, %5
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%11 = fmul fast <vscale x 2 x double> %7, %4
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%12 = fadd fast <vscale x 2 x double> %11, %vec.phi12
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%13 = fmul fast <vscale x 2 x double> %8, %5
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%14 = fsub fast <vscale x 2 x double> %12, %13
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%15 = fadd fast <vscale x 2 x double> %10, %vec.phi
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%16 = fadd fast <vscale x 2 x double> %15, %9
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%lsr.iv.next28 = add i64 %lsr.iv27, %2
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%lsr.iv.next32 = sub i64 %lsr.iv31, %1
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%17 = icmp eq i64 %lsr.iv.next32, 0
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br i1 %17, label %exit.block, label %vector.body
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exit.block: ; preds = %vector.body
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%18 = tail call fast double @llvm.vector.reduce.fadd.nxv2f64(double -0.000000e+00, <vscale x 2 x double> %14)
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%19 = tail call fast double @llvm.vector.reduce.fadd.nxv2f64(double -0.000000e+00, <vscale x 2 x double> %16)
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%.fca.0.0.insert = insertvalue %"class.std::complex" poison, double %18, 0, 0
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%.fca.0.1.insert = insertvalue %"class.std::complex" %.fca.0.0.insert, double %19, 0, 1
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ret %"class.std::complex" %.fca.0.1.insert
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}
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; Fixed value initialized reduction
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;
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; complex<double> x = 2.0 + 1.0i;
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; for (int i = 0; i < 100; ++i)
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; x += a[i] * b[i];
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;
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define %"class.std::complex" @complex_mul_nonzero_init_v2f64(ptr %a, ptr %b) {
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; CHECK-LABEL: complex_mul_nonzero_init_v2f64:
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; CHECK: // %bb.0: // %entry
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; CHECK-NEXT: ptrue p0.d, vl1
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; CHECK-NEXT: fmov d0, #1.00000000
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; CHECK-NEXT: mov z1.d, #0 // =0x0
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; CHECK-NEXT: fmov d2, #2.00000000
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; CHECK-NEXT: cntd x9
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; CHECK-NEXT: mov w10, #100 // =0x64
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; CHECK-NEXT: ptrue p1.b
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; CHECK-NEXT: neg x9, x9
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; CHECK-NEXT: mov x8, xzr
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; CHECK-NEXT: and x10, x9, x10
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; CHECK-NEXT: rdvl x11, #2
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; CHECK-NEXT: sel z3.d, p0, z0.d, z1.d
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; CHECK-NEXT: mov z1.d, p0/m, z2.d
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; CHECK-NEXT: ptrue p0.d
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; CHECK-NEXT: zip2 z0.d, z1.d, z3.d
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; CHECK-NEXT: zip1 z1.d, z1.d, z3.d
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; CHECK-NEXT: .LBB1_1: // %vector.body
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; CHECK-NEXT: // =>This Inner Loop Header: Depth=1
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; CHECK-NEXT: add x12, x0, x8
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; CHECK-NEXT: add x13, x1, x8
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; CHECK-NEXT: ld1b { z2.b }, p1/z, [x0, x8]
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; CHECK-NEXT: ld1d { z3.d }, p0/z, [x12, #1, mul vl]
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; CHECK-NEXT: ld1b { z4.b }, p1/z, [x1, x8]
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; CHECK-NEXT: ld1d { z5.d }, p0/z, [x13, #1, mul vl]
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; CHECK-NEXT: adds x10, x10, x9
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; CHECK-NEXT: add x8, x8, x11
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; CHECK-NEXT: fcmla z1.d, p0/m, z4.d, z2.d, #0
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; CHECK-NEXT: fcmla z0.d, p0/m, z5.d, z3.d, #0
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; CHECK-NEXT: fcmla z1.d, p0/m, z4.d, z2.d, #90
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; CHECK-NEXT: fcmla z0.d, p0/m, z5.d, z3.d, #90
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; CHECK-NEXT: b.ne .LBB1_1
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; CHECK-NEXT: // %bb.2: // %exit.block
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; CHECK-NEXT: uzp1 z2.d, z1.d, z0.d
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; CHECK-NEXT: uzp2 z1.d, z1.d, z0.d
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; CHECK-NEXT: faddv d0, p0, z2.d
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; CHECK-NEXT: faddv d1, p0, z1.d
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; CHECK-NEXT: // kill: def $d0 killed $d0 killed $z0
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; CHECK-NEXT: // kill: def $d1 killed $d1 killed $z1
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; CHECK-NEXT: ret
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entry:
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%0 = tail call i64 @llvm.vscale.i64()
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%1 = shl nuw nsw i64 %0, 1
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%n.mod.vf = urem i64 100, %1
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%n.vec = sub nuw nsw i64 100, %n.mod.vf
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%2 = shl nuw nsw i64 %0, 5
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br label %vector.body
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vector.body: ; preds = %vector.body, %entry
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%lsr.iv31 = phi i64 [ %lsr.iv.next32, %vector.body ], [ %n.vec, %entry ]
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%lsr.iv27 = phi i64 [ %lsr.iv.next28, %vector.body ], [ 0, %entry ]
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%vec.phi = phi <vscale x 2 x double> [ insertelement (<vscale x 2 x double> zeroinitializer, double 1.000000e+00, i32 0), %entry ], [ %16, %vector.body ]
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%vec.phi12 = phi <vscale x 2 x double> [ insertelement (<vscale x 2 x double> zeroinitializer, double 2.000000e+0, i32 0), %entry ], [ %14, %vector.body ]
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%scevgep46 = getelementptr i8, ptr %a, i64 %lsr.iv27
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%scevgep47 = getelementptr i8, ptr %b, i64 %lsr.iv27
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%wide.vec = load <vscale x 4 x double>, ptr %scevgep46, align 8
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%3 = tail call { <vscale x 2 x double>, <vscale x 2 x double> } @llvm.experimental.vector.deinterleave2.nxv4f64(<vscale x 4 x double> %wide.vec)
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%4 = extractvalue { <vscale x 2 x double>, <vscale x 2 x double> } %3, 0
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%5 = extractvalue { <vscale x 2 x double>, <vscale x 2 x double> } %3, 1
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%wide.vec30 = load <vscale x 4 x double>, ptr %scevgep47, align 8
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%6 = tail call { <vscale x 2 x double>, <vscale x 2 x double> } @llvm.experimental.vector.deinterleave2.nxv4f64(<vscale x 4 x double> %wide.vec30)
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%7 = extractvalue { <vscale x 2 x double>, <vscale x 2 x double> } %6, 0
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%8 = extractvalue { <vscale x 2 x double>, <vscale x 2 x double> } %6, 1
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%9 = fmul fast <vscale x 2 x double> %8, %4
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%10 = fmul fast <vscale x 2 x double> %7, %5
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%11 = fmul fast <vscale x 2 x double> %7, %4
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%12 = fadd fast <vscale x 2 x double> %11, %vec.phi12
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%13 = fmul fast <vscale x 2 x double> %8, %5
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%14 = fsub fast <vscale x 2 x double> %12, %13
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%15 = fadd fast <vscale x 2 x double> %10, %vec.phi
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%16 = fadd fast <vscale x 2 x double> %15, %9
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%lsr.iv.next28 = add i64 %lsr.iv27, %2
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%lsr.iv.next32 = sub i64 %lsr.iv31, %1
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%17 = icmp eq i64 %lsr.iv.next32, 0
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br i1 %17, label %exit.block, label %vector.body
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exit.block: ; preds = %vector.body
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%18 = tail call fast double @llvm.vector.reduce.fadd.nxv2f64(double -0.000000e+00, <vscale x 2 x double> %14)
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%19 = tail call fast double @llvm.vector.reduce.fadd.nxv2f64(double -0.000000e+00, <vscale x 2 x double> %16)
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%.fca.0.0.insert = insertvalue %"class.std::complex" poison, double %18, 0, 0
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%.fca.0.1.insert = insertvalue %"class.std::complex" %.fca.0.0.insert, double %19, 0, 1
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ret %"class.std::complex" %.fca.0.1.insert
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}
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; Loop unrolled with factor 2
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;
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define %"class.std::complex" @complex_mul_v2f64_unrolled(ptr %a, ptr %b) {
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; CHECK-LABEL: complex_mul_v2f64_unrolled:
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; CHECK: // %bb.0: // %entry
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; CHECK-NEXT: mov z1.d, #0 // =0x0
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; CHECK-NEXT: ptrue p1.b
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; CHECK-NEXT: cntw x9
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; CHECK-NEXT: ptrue p0.d
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; CHECK-NEXT: neg x9, x9
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; CHECK-NEXT: mov w10, #1000 // =0x3e8
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; CHECK-NEXT: rdvl x12, #2
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; CHECK-NEXT: mov x8, xzr
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; CHECK-NEXT: and x10, x9, x10
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; CHECK-NEXT: zip2 z0.d, z1.d, z1.d
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; CHECK-NEXT: zip1 z1.d, z1.d, z1.d
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; CHECK-NEXT: add x11, x1, x12
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; CHECK-NEXT: add x12, x0, x12
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; CHECK-NEXT: rdvl x13, #4
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; CHECK-NEXT: mov z2.d, z1.d
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; CHECK-NEXT: mov z3.d, z0.d
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; CHECK-NEXT: .LBB2_1: // %vector.body
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; CHECK-NEXT: // =>This Inner Loop Header: Depth=1
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; CHECK-NEXT: add x14, x0, x8
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; CHECK-NEXT: add x15, x12, x8
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; CHECK-NEXT: add x16, x1, x8
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; CHECK-NEXT: add x17, x11, x8
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; CHECK-NEXT: ld1b { z4.b }, p1/z, [x0, x8]
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; CHECK-NEXT: ld1d { z5.d }, p0/z, [x14, #1, mul vl]
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; CHECK-NEXT: ld1b { z6.b }, p1/z, [x12, x8]
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; CHECK-NEXT: ld1b { z7.b }, p1/z, [x1, x8]
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; CHECK-NEXT: ld1d { z16.d }, p0/z, [x16, #1, mul vl]
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; CHECK-NEXT: ld1d { z17.d }, p0/z, [x15, #1, mul vl]
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; CHECK-NEXT: ld1b { z18.b }, p1/z, [x11, x8]
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; CHECK-NEXT: ld1d { z19.d }, p0/z, [x17, #1, mul vl]
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; CHECK-NEXT: adds x10, x10, x9
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; CHECK-NEXT: add x8, x8, x13
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; CHECK-NEXT: fcmla z1.d, p0/m, z7.d, z4.d, #0
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; CHECK-NEXT: fcmla z0.d, p0/m, z16.d, z5.d, #0
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; CHECK-NEXT: fcmla z2.d, p0/m, z18.d, z6.d, #0
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; CHECK-NEXT: fcmla z3.d, p0/m, z19.d, z17.d, #0
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; CHECK-NEXT: fcmla z1.d, p0/m, z7.d, z4.d, #90
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; CHECK-NEXT: fcmla z0.d, p0/m, z16.d, z5.d, #90
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; CHECK-NEXT: fcmla z2.d, p0/m, z18.d, z6.d, #90
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; CHECK-NEXT: fcmla z3.d, p0/m, z19.d, z17.d, #90
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; CHECK-NEXT: b.ne .LBB2_1
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; CHECK-NEXT: // %bb.2: // %exit.block
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; CHECK-NEXT: uzp1 z4.d, z2.d, z3.d
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; CHECK-NEXT: uzp1 z5.d, z1.d, z0.d
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; CHECK-NEXT: uzp2 z2.d, z2.d, z3.d
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; CHECK-NEXT: uzp2 z0.d, z1.d, z0.d
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; CHECK-NEXT: fadd z1.d, z4.d, z5.d
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; CHECK-NEXT: fadd z2.d, z2.d, z0.d
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; CHECK-NEXT: faddv d0, p0, z1.d
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; CHECK-NEXT: faddv d1, p0, z2.d
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; CHECK-NEXT: // kill: def $d0 killed $d0 killed $z0
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; CHECK-NEXT: // kill: def $d1 killed $d1 killed $z1
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; CHECK-NEXT: ret
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entry:
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%0 = tail call i64 @llvm.vscale.i64()
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%1 = shl nuw nsw i64 %0, 2
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%n.mod.vf = urem i64 1000, %1
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%n.vec = sub i64 1000, %n.mod.vf
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%2 = shl nuw nsw i64 %0, 6
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%3 = shl nuw nsw i64 %0, 5
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%scevgep61 = getelementptr i8, ptr %b, i64 %3
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%scevgep63 = getelementptr i8, ptr %a, i64 %3
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br label %vector.body
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vector.body: ; preds = %vector.body, %entry
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%lsr.iv38 = phi i64 [ %lsr.iv.next39, %vector.body ], [ %n.vec, %entry ]
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%lsr.iv34 = phi i64 [ %lsr.iv.next35, %vector.body ], [ 0, %entry ]
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%vec.phi = phi <vscale x 2 x double> [ zeroinitializer, %entry ], [ %30, %vector.body ]
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%vec.phi12 = phi <vscale x 2 x double> [ zeroinitializer, %entry ], [ %31, %vector.body ]
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%vec.phi13 = phi <vscale x 2 x double> [ zeroinitializer, %entry ], [ %26, %vector.body ]
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%vec.phi14 = phi <vscale x 2 x double> [ zeroinitializer, %entry ], [ %27, %vector.body ]
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%scevgep57 = getelementptr i8, ptr %a, i64 %lsr.iv34
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%scevgep64 = getelementptr i8, ptr %scevgep63, i64 %lsr.iv34
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%scevgep58 = getelementptr i8, ptr %b, i64 %lsr.iv34
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%scevgep62 = getelementptr i8, ptr %scevgep61, i64 %lsr.iv34
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%wide.vec = load <vscale x 4 x double>, ptr %scevgep57, align 8
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%wide.vec32 = load <vscale x 4 x double>, ptr %scevgep64, align 8
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%4 = tail call { <vscale x 2 x double>, <vscale x 2 x double> } @llvm.experimental.vector.deinterleave2.nxv4f64(<vscale x 4 x double> %wide.vec)
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%5 = tail call { <vscale x 2 x double>, <vscale x 2 x double> } @llvm.experimental.vector.deinterleave2.nxv4f64(<vscale x 4 x double> %wide.vec32)
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%6 = extractvalue { <vscale x 2 x double>, <vscale x 2 x double> } %4, 0
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%7 = extractvalue { <vscale x 2 x double>, <vscale x 2 x double> } %5, 0
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%8 = extractvalue { <vscale x 2 x double>, <vscale x 2 x double> } %4, 1
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%9 = extractvalue { <vscale x 2 x double>, <vscale x 2 x double> } %5, 1
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%wide.vec34 = load <vscale x 4 x double>, ptr %scevgep58, align 8
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%wide.vec35 = load <vscale x 4 x double>, ptr %scevgep62, align 8
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%10 = tail call { <vscale x 2 x double>, <vscale x 2 x double> } @llvm.experimental.vector.deinterleave2.nxv4f64(<vscale x 4 x double> %wide.vec34)
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%11 = tail call { <vscale x 2 x double>, <vscale x 2 x double> } @llvm.experimental.vector.deinterleave2.nxv4f64(<vscale x 4 x double> %wide.vec35)
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%12 = extractvalue { <vscale x 2 x double>, <vscale x 2 x double> } %10, 0
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%13 = extractvalue { <vscale x 2 x double>, <vscale x 2 x double> } %11, 0
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%14 = extractvalue { <vscale x 2 x double>, <vscale x 2 x double> } %10, 1
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%15 = extractvalue { <vscale x 2 x double>, <vscale x 2 x double> } %11, 1
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%16 = fmul fast <vscale x 2 x double> %14, %6
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%17 = fmul fast <vscale x 2 x double> %15, %7
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%18 = fmul fast <vscale x 2 x double> %12, %8
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%19 = fmul fast <vscale x 2 x double> %13, %9
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%20 = fmul fast <vscale x 2 x double> %12, %6
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%21 = fmul fast <vscale x 2 x double> %13, %7
|
|
%22 = fadd fast <vscale x 2 x double> %20, %vec.phi13
|
|
%23 = fadd fast <vscale x 2 x double> %21, %vec.phi14
|
|
%24 = fmul fast <vscale x 2 x double> %14, %8
|
|
%25 = fmul fast <vscale x 2 x double> %15, %9
|
|
%26 = fsub fast <vscale x 2 x double> %22, %24
|
|
%27 = fsub fast <vscale x 2 x double> %23, %25
|
|
%28 = fadd fast <vscale x 2 x double> %18, %vec.phi
|
|
%29 = fadd fast <vscale x 2 x double> %19, %vec.phi12
|
|
%30 = fadd fast <vscale x 2 x double> %28, %16
|
|
%31 = fadd fast <vscale x 2 x double> %29, %17
|
|
%lsr.iv.next35 = add i64 %lsr.iv34, %2
|
|
%lsr.iv.next39 = sub i64 %lsr.iv38, %1
|
|
%32 = icmp eq i64 %lsr.iv.next39, 0
|
|
br i1 %32, label %exit.block, label %vector.body
|
|
|
|
exit.block: ; preds = %vector.body
|
|
%bin.rdx15 = fadd fast <vscale x 2 x double> %27, %26
|
|
%33 = tail call fast double @llvm.vector.reduce.fadd.nxv2f64(double -0.000000e+00, <vscale x 2 x double> %bin.rdx15)
|
|
%bin.rdx = fadd fast <vscale x 2 x double> %31, %30
|
|
%34 = tail call fast double @llvm.vector.reduce.fadd.nxv2f64(double -0.000000e+00, <vscale x 2 x double> %bin.rdx)
|
|
%.fca.0.0.insert = insertvalue %"class.std::complex" poison, double %33, 0, 0
|
|
%.fca.0.1.insert = insertvalue %"class.std::complex" %.fca.0.0.insert, double %34, 0, 1
|
|
ret %"class.std::complex" %.fca.0.1.insert
|
|
}
|
|
|
|
; Integer and floating point complex number reduction in the same loop:
|
|
; complex<double> *s = ...;
|
|
; int *a = ...;
|
|
;
|
|
; for (int i = 0; i < N; ++i) {
|
|
; sum += s[i];
|
|
; int_sum += a[i];
|
|
; }
|
|
;
|
|
define dso_local %"class.std::complex" @reduction_mix(ptr %a, ptr %b, ptr noalias nocapture noundef readnone %c, [2 x double] %d.coerce, ptr nocapture noundef readonly %s, ptr nocapture noundef writeonly %outs) local_unnamed_addr #0 {
|
|
; CHECK-LABEL: reduction_mix:
|
|
; CHECK: // %bb.0: // %entry
|
|
; CHECK-NEXT: mov z2.d, #0 // =0x0
|
|
; CHECK-NEXT: ptrue p0.d
|
|
; CHECK-NEXT: cntd x9
|
|
; CHECK-NEXT: neg x10, x9
|
|
; CHECK-NEXT: mov w11, #100 // =0x64
|
|
; CHECK-NEXT: mov x8, xzr
|
|
; CHECK-NEXT: and x10, x10, x11
|
|
; CHECK-NEXT: rdvl x11, #2
|
|
; CHECK-NEXT: zip2 z0.d, z2.d, z2.d
|
|
; CHECK-NEXT: zip1 z1.d, z2.d, z2.d
|
|
; CHECK-NEXT: .LBB3_1: // %vector.body
|
|
; CHECK-NEXT: // =>This Inner Loop Header: Depth=1
|
|
; CHECK-NEXT: ld1d { z3.d }, p0/z, [x0]
|
|
; CHECK-NEXT: ld1d { z4.d }, p0/z, [x0, #1, mul vl]
|
|
; CHECK-NEXT: add x0, x0, x11
|
|
; CHECK-NEXT: ld1w { z5.d }, p0/z, [x3, x8, lsl #2]
|
|
; CHECK-NEXT: add x8, x8, x9
|
|
; CHECK-NEXT: cmp x10, x8
|
|
; CHECK-NEXT: fadd z0.d, z4.d, z0.d
|
|
; CHECK-NEXT: fadd z1.d, z3.d, z1.d
|
|
; CHECK-NEXT: add z2.d, z5.d, z2.d
|
|
; CHECK-NEXT: b.ne .LBB3_1
|
|
; CHECK-NEXT: // %bb.2: // %middle.block
|
|
; CHECK-NEXT: uaddv d2, p0, z2.d
|
|
; CHECK-NEXT: uzp2 z3.d, z1.d, z0.d
|
|
; CHECK-NEXT: uzp1 z1.d, z1.d, z0.d
|
|
; CHECK-NEXT: fmov x8, d2
|
|
; CHECK-NEXT: faddv d0, p0, z3.d
|
|
; CHECK-NEXT: faddv d1, p0, z1.d
|
|
; CHECK-NEXT: // kill: def $d0 killed $d0 killed $z0
|
|
; CHECK-NEXT: // kill: def $d1 killed $d1 killed $z1
|
|
; CHECK-NEXT: str w8, [x4]
|
|
; CHECK-NEXT: ret
|
|
entry:
|
|
%0 = tail call i64 @llvm.vscale.i64()
|
|
%1 = shl nuw nsw i64 %0, 1
|
|
%n.mod.vf = urem i64 100, %1
|
|
%n.vec = sub nuw nsw i64 100, %n.mod.vf
|
|
%2 = tail call i64 @llvm.vscale.i64()
|
|
%3 = shl nuw nsw i64 %2, 1
|
|
br label %vector.body
|
|
|
|
vector.body: ; preds = %vector.body, %entry
|
|
%index = phi i64 [ 0, %entry ], [ %index.next, %vector.body ]
|
|
%vec.phi = phi <vscale x 2 x i32> [ zeroinitializer, %entry ], [ %5, %vector.body ]
|
|
%vec.phi13 = phi <vscale x 2 x double> [ zeroinitializer, %entry ], [ %9, %vector.body ]
|
|
%vec.phi14 = phi <vscale x 2 x double> [ zeroinitializer, %entry ], [ %10, %vector.body ]
|
|
%4 = getelementptr inbounds i32, ptr %s, i64 %index
|
|
%wide.load = load <vscale x 2 x i32>, ptr %4, align 4
|
|
%5 = add <vscale x 2 x i32> %wide.load, %vec.phi
|
|
%6 = getelementptr inbounds %"class.std::complex", ptr %a, i64 %index
|
|
%wide.vec = load <vscale x 4 x double>, ptr %6, align 8
|
|
%strided.vec = tail call { <vscale x 2 x double>, <vscale x 2 x double> } @llvm.experimental.vector.deinterleave2.nxv4f64(<vscale x 4 x double> %wide.vec)
|
|
%7 = extractvalue { <vscale x 2 x double>, <vscale x 2 x double> } %strided.vec, 0
|
|
%8 = extractvalue { <vscale x 2 x double>, <vscale x 2 x double> } %strided.vec, 1
|
|
%9 = fadd fast <vscale x 2 x double> %7, %vec.phi13
|
|
%10 = fadd fast <vscale x 2 x double> %8, %vec.phi14
|
|
%index.next = add nuw i64 %index, %3
|
|
%11 = icmp eq i64 %index.next, %n.vec
|
|
br i1 %11, label %middle.block, label %vector.body
|
|
|
|
middle.block: ; preds = %vector.body
|
|
%12 = tail call fast double @llvm.vector.reduce.fadd.nxv2f64(double -0.000000e+00, <vscale x 2 x double> %10)
|
|
%13 = tail call fast double @llvm.vector.reduce.fadd.nxv2f64(double -0.000000e+00, <vscale x 2 x double> %9)
|
|
%14 = tail call i32 @llvm.vector.reduce.add.nxv2i32(<vscale x 2 x i32> %5)
|
|
store i32 %14, ptr %outs, align 4
|
|
%.fca.0.0.insert = insertvalue %"class.std::complex" poison, double %12, 0, 0
|
|
%.fca.0.1.insert = insertvalue %"class.std::complex" %.fca.0.0.insert, double %13, 0, 1
|
|
ret %"class.std::complex" %.fca.0.1.insert
|
|
}
|
|
|
|
|
|
declare i64 @llvm.vscale.i64()
|
|
declare { <vscale x 2 x double>, <vscale x 2 x double> } @llvm.experimental.vector.deinterleave2.nxv4f64(<vscale x 4 x double>)
|
|
declare double @llvm.vector.reduce.fadd.nxv2f64(double, <vscale x 2 x double>)
|
|
declare i32 @llvm.vector.reduce.add.nxv2i32(<vscale x 2 x i32>)
|