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; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py
; RUN: llc < %s --mattr=+sve -o - | FileCheck %s
target triple = "aarch64"
; Expected to transform
define <vscale x 2 x double> @complex_add_v2f64(<vscale x 2 x double> %a, <vscale x 2 x double> %b) {
; CHECK-LABEL: complex_add_v2f64:
; CHECK: // %bb.0: // %entry
; CHECK-NEXT: ptrue p0.d
; CHECK-NEXT: fcadd z1.d, p0/m, z1.d, z0.d, #90
; CHECK-NEXT: mov z0.d, z1.d
; CHECK-NEXT: ret
entry:
%a.deinterleaved = tail call { <vscale x 1 x double>, <vscale x 1 x double> } @llvm.experimental.vector.deinterleave2.nxv2f64(<vscale x 2 x double> %a)
%a.real = extractvalue { <vscale x 1 x double>, <vscale x 1 x double> } %a.deinterleaved, 0
%a.imag = extractvalue { <vscale x 1 x double>, <vscale x 1 x double> } %a.deinterleaved, 1
%b.deinterleaved = tail call { <vscale x 1 x double>, <vscale x 1 x double> } @llvm.experimental.vector.deinterleave2.nxv2f64(<vscale x 2 x double> %b)
%b.real = extractvalue { <vscale x 1 x double>, <vscale x 1 x double> } %b.deinterleaved, 0
%b.imag = extractvalue { <vscale x 1 x double>, <vscale x 1 x double> } %b.deinterleaved, 1
%0 = fsub fast <vscale x 1 x double> %b.real, %a.imag
%1 = fadd fast <vscale x 1 x double> %b.imag, %a.real
%interleaved.vec = tail call <vscale x 2 x double> @llvm.experimental.vector.interleave2.nxv2f64(<vscale x 1 x double> %0, <vscale x 1 x double> %1)
ret <vscale x 2 x double> %interleaved.vec
}
; Expected to transform
define <vscale x 4 x double> @complex_add_v4f64(<vscale x 4 x double> %a, <vscale x 4 x double> %b) {
; CHECK-LABEL: complex_add_v4f64:
; CHECK: // %bb.0: // %entry
; CHECK-NEXT: ptrue p0.d
; CHECK-NEXT: fcadd z2.d, p0/m, z2.d, z0.d, #90
; CHECK-NEXT: fcadd z3.d, p0/m, z3.d, z1.d, #90
; CHECK-NEXT: mov z0.d, z2.d
; CHECK-NEXT: mov z1.d, z3.d
; CHECK-NEXT: ret
entry:
%a.deinterleaved = tail call { <vscale x 2 x double>, <vscale x 2 x double> } @llvm.experimental.vector.deinterleave2.nxv4f64(<vscale x 4 x double> %a)
%a.real = extractvalue { <vscale x 2 x double>, <vscale x 2 x double> } %a.deinterleaved, 0
%a.imag = extractvalue { <vscale x 2 x double>, <vscale x 2 x double> } %a.deinterleaved, 1
%b.deinterleaved = tail call { <vscale x 2 x double>, <vscale x 2 x double> } @llvm.experimental.vector.deinterleave2.nxv4f64(<vscale x 4 x double> %b)
%b.real = extractvalue { <vscale x 2 x double>, <vscale x 2 x double> } %b.deinterleaved, 0
%b.imag = extractvalue { <vscale x 2 x double>, <vscale x 2 x double> } %b.deinterleaved, 1
%0 = fsub fast <vscale x 2 x double> %b.real, %a.imag
%1 = fadd fast <vscale x 2 x double> %b.imag, %a.real
%interleaved.vec = tail call <vscale x 4 x double> @llvm.experimental.vector.interleave2.nxv4f64(<vscale x 2 x double> %0, <vscale x 2 x double> %1)
ret <vscale x 4 x double> %interleaved.vec
}
; Expected to transform
define <vscale x 8 x double> @complex_add_v8f64(<vscale x 8 x double> %a, <vscale x 8 x double> %b) {
; CHECK-LABEL: complex_add_v8f64:
; CHECK: // %bb.0: // %entry
; CHECK-NEXT: ptrue p0.d
; CHECK-NEXT: fcadd z6.d, p0/m, z6.d, z2.d, #90
; CHECK-NEXT: fcadd z4.d, p0/m, z4.d, z0.d, #90
; CHECK-NEXT: fcadd z5.d, p0/m, z5.d, z1.d, #90
; CHECK-NEXT: fcadd z7.d, p0/m, z7.d, z3.d, #90
; CHECK-NEXT: mov z0.d, z4.d
; CHECK-NEXT: mov z1.d, z5.d
; CHECK-NEXT: mov z2.d, z6.d
; CHECK-NEXT: mov z3.d, z7.d
; CHECK-NEXT: ret
entry:
%a.deinterleaved = tail call { <vscale x 4 x double>, <vscale x 4 x double> } @llvm.experimental.vector.deinterleave2.nxv8f64(<vscale x 8 x double> %a)
%a.real = extractvalue { <vscale x 4 x double>, <vscale x 4 x double> } %a.deinterleaved, 0
%a.imag = extractvalue { <vscale x 4 x double>, <vscale x 4 x double> } %a.deinterleaved, 1
%b.deinterleaved = tail call { <vscale x 4 x double>, <vscale x 4 x double> } @llvm.experimental.vector.deinterleave2.nxv8f64(<vscale x 8 x double> %b)
%b.real = extractvalue { <vscale x 4 x double>, <vscale x 4 x double> } %b.deinterleaved, 0
%b.imag = extractvalue { <vscale x 4 x double>, <vscale x 4 x double> } %b.deinterleaved, 1
%0 = fsub fast <vscale x 4 x double> %b.real, %a.imag
%1 = fadd fast <vscale x 4 x double> %b.imag, %a.real
%interleaved.vec = tail call <vscale x 8 x double> @llvm.experimental.vector.interleave2.nxv8f64(<vscale x 4 x double> %0, <vscale x 4 x double> %1)
ret <vscale x 8 x double> %interleaved.vec
}
declare { <vscale x 1 x double>, <vscale x 1 x double> } @llvm.experimental.vector.deinterleave2.nxv2f64(<vscale x 2 x double>)
declare <vscale x 2 x double> @llvm.experimental.vector.interleave2.nxv2f64(<vscale x 1 x double>, <vscale x 1 x double>)
declare { <vscale x 2 x double>, <vscale x 2 x double> } @llvm.experimental.vector.deinterleave2.nxv4f64(<vscale x 4 x double>)
declare <vscale x 4 x double> @llvm.experimental.vector.interleave2.nxv4f64(<vscale x 2 x double>, <vscale x 2 x double>)
declare { <vscale x 4 x double>, <vscale x 4 x double> } @llvm.experimental.vector.deinterleave2.nxv8f64(<vscale x 8 x double>)
declare <vscale x 8 x double> @llvm.experimental.vector.interleave2.nxv8f64(<vscale x 4 x double>, <vscale x 4 x double>)
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