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llvm / llvm-project / 461274b81d8641eab64d494accddc81d7db8a09e / . / llvm / test / CodeGen / AArch64 / complex-deinterleaving-mixed-cases.ll
blob: 1ed9cf2db24f729eb469c3f5b2a4b52cf5819f20 [file] [log] [blame]
; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py
; RUN: llc < %s --mattr=+complxnum,+neon,+fullfp16 -o - | FileCheck %s
target triple = "aarch64"
; Expected to transform
define <4 x float> @mul_mul(<4 x float> %a, <4 x float> %b, <4 x float> %c) {
; CHECK-LABEL: mul_mul:
; CHECK: // %bb.0: // %entry
; CHECK-NEXT: movi v4.2d, #0000000000000000
; CHECK-NEXT: movi v3.2d, #0000000000000000
; CHECK-NEXT: fcmla v4.4s, v1.4s, v0.4s, #0
; CHECK-NEXT: fcmla v4.4s, v1.4s, v0.4s, #90
; CHECK-NEXT: fcmla v3.4s, v2.4s, v4.4s, #0
; CHECK-NEXT: fcmla v3.4s, v2.4s, v4.4s, #90
; CHECK-NEXT: mov v0.16b, v3.16b
; CHECK-NEXT: ret
entry:
%strided.vec = shufflevector <4 x float> %a, <4 x float> poison, <2 x i32> <i32 0, i32 2>
%strided.vec151 = shufflevector <4 x float> %a, <4 x float> poison, <2 x i32> <i32 1, i32 3>
%strided.vec153 = shufflevector <4 x float> %b, <4 x float> poison, <2 x i32> <i32 0, i32 2>
%strided.vec154 = shufflevector <4 x float> %b, <4 x float> poison, <2 x i32> <i32 1, i32 3>
%0 = fmul fast <2 x float> %strided.vec154, %strided.vec151
%1 = fmul fast <2 x float> %strided.vec153, %strided.vec
%2 = fmul fast <2 x float> %strided.vec154, %strided.vec
%3 = fmul fast <2 x float> %strided.vec153, %strided.vec151
%4 = fadd fast <2 x float> %3, %2
%5 = fsub fast <2 x float> %1, %0
%strided.vec156 = shufflevector <4 x float> %c, <4 x float> poison, <2 x i32> <i32 0, i32 2>
%strided.vec157 = shufflevector <4 x float> %c, <4 x float> poison, <2 x i32> <i32 1, i32 3>
%6 = fmul fast <2 x float> %4, %strided.vec156
%7 = fmul fast <2 x float> %5, %strided.vec157
%8 = fadd fast <2 x float> %6, %7
%9 = fmul fast <2 x float> %strided.vec156, %5
%10 = fmul fast <2 x float> %4, %strided.vec157
%11 = fsub fast <2 x float> %9, %10
%interleaved.vec = shufflevector <2 x float> %11, <2 x float> %8, <4 x i32> <i32 0, i32 2, i32 1, i32 3>
ret <4 x float> %interleaved.vec
}
; Expected to not transform
define <4 x float> @add_mul(<4 x float> %a, <4 x float> %b, <4 x float> %c) {
; CHECK-LABEL: add_mul:
; CHECK: // %bb.0: // %entry
; CHECK-NEXT: fsub v0.4s, v1.4s, v0.4s
; CHECK-NEXT: fsub v1.4s, v1.4s, v2.4s
; CHECK-NEXT: ext v3.16b, v2.16b, v2.16b, #8
; CHECK-NEXT: ext v4.16b, v0.16b, v0.16b, #8
; CHECK-NEXT: ext v5.16b, v1.16b, v1.16b, #8
; CHECK-NEXT: zip2 v0.2s, v0.2s, v4.2s
; CHECK-NEXT: zip2 v4.2s, v2.2s, v3.2s
; CHECK-NEXT: zip1 v1.2s, v1.2s, v5.2s
; CHECK-NEXT: zip1 v2.2s, v2.2s, v3.2s
; CHECK-NEXT: fmul v5.2s, v4.2s, v0.2s
; CHECK-NEXT: fmul v3.2s, v1.2s, v4.2s
; CHECK-NEXT: fneg v4.2s, v5.2s
; CHECK-NEXT: fmla v3.2s, v0.2s, v2.2s
; CHECK-NEXT: fmla v4.2s, v1.2s, v2.2s
; CHECK-NEXT: zip1 v0.4s, v4.4s, v3.4s
; CHECK-NEXT: ret
entry:
%0 = fsub fast <4 x float> %b, %c
%1 = shufflevector <4 x float> %0, <4 x float> poison, <2 x i32> <i32 0, i32 2>
%strided.vec58 = shufflevector <4 x float> %c, <4 x float> poison, <2 x i32> <i32 0, i32 2>
%strided.vec59 = shufflevector <4 x float> %c, <4 x float> poison, <2 x i32> <i32 1, i32 3>
%2 = fmul fast <2 x float> %1, %strided.vec59
%3 = fsub fast <4 x float> %b, %a
%4 = shufflevector <4 x float> %3, <4 x float> poison, <2 x i32> <i32 1, i32 3>
%5 = fmul fast <2 x float> %strided.vec58, %4
%6 = fadd fast <2 x float> %5, %2
%7 = fmul fast <2 x float> %strided.vec58, %1
%8 = fmul fast <2 x float> %strided.vec59, %4
%9 = fsub fast <2 x float> %7, %8
%interleaved.vec = shufflevector <2 x float> %9, <2 x float> %6, <4 x i32> <i32 0, i32 2, i32 1, i32 3>
ret <4 x float> %interleaved.vec
}
; Expected to not transform
define <4 x float> @mul_mul270_mul(<4 x float> %a, <4 x float> %b, <4 x float> %c) {
; CHECK-LABEL: mul_mul270_mul:
; CHECK: // %bb.0: // %entry
; CHECK-NEXT: ext v3.16b, v2.16b, v2.16b, #8
; CHECK-NEXT: ext v4.16b, v1.16b, v1.16b, #8
; CHECK-NEXT: zip1 v5.2s, v2.2s, v3.2s
; CHECK-NEXT: zip1 v6.2s, v1.2s, v4.2s
; CHECK-NEXT: zip2 v2.2s, v2.2s, v3.2s
; CHECK-NEXT: zip2 v1.2s, v1.2s, v4.2s
; CHECK-NEXT: ext v3.16b, v0.16b, v0.16b, #8
; CHECK-NEXT: fmul v7.2s, v6.2s, v5.2s
; CHECK-NEXT: fneg v4.2s, v7.2s
; CHECK-NEXT: zip2 v7.2s, v0.2s, v3.2s
; CHECK-NEXT: zip1 v0.2s, v0.2s, v3.2s
; CHECK-NEXT: fmla v4.2s, v2.2s, v1.2s
; CHECK-NEXT: fmul v1.2s, v1.2s, v5.2s
; CHECK-NEXT: fmul v3.2s, v4.2s, v7.2s
; CHECK-NEXT: fmla v1.2s, v2.2s, v6.2s
; CHECK-NEXT: fmul v2.2s, v4.2s, v0.2s
; CHECK-NEXT: fneg v3.2s, v3.2s
; CHECK-NEXT: fmla v2.2s, v7.2s, v1.2s
; CHECK-NEXT: fmla v3.2s, v0.2s, v1.2s
; CHECK-NEXT: zip1 v0.4s, v3.4s, v2.4s
; CHECK-NEXT: ret
entry:
%strided.vec = shufflevector <4 x float> %c, <4 x float> poison, <2 x i32> <i32 0, i32 2>
%strided.vec81 = shufflevector <4 x float> %c, <4 x float> poison, <2 x i32> <i32 1, i32 3>
%strided.vec83 = shufflevector <4 x float> %b, <4 x float> poison, <2 x i32> <i32 0, i32 2>
%strided.vec84 = shufflevector <4 x float> %b, <4 x float> poison, <2 x i32> <i32 1, i32 3>
%0 = fmul fast <2 x float> %strided.vec84, %strided.vec
%1 = fmul fast <2 x float> %strided.vec83, %strided.vec81
%2 = fadd fast <2 x float> %1, %0
%strided.vec86 = shufflevector <4 x float> %a, <4 x float> poison, <2 x i32> <i32 0, i32 2>
%strided.vec87 = shufflevector <4 x float> %a, <4 x float> poison, <2 x i32> <i32 1, i32 3>
%3 = fmul fast <2 x float> %2, %strided.vec87
%4 = fmul fast <2 x float> %strided.vec84, %strided.vec81
%5 = fmul fast <2 x float> %strided.vec83, %strided.vec
%6 = fsub fast <2 x float> %4, %5
%7 = fmul fast <2 x float> %6, %strided.vec86
%8 = fadd fast <2 x float> %3, %7
%9 = fmul fast <2 x float> %2, %strided.vec86
%10 = fmul fast <2 x float> %6, %strided.vec87
%11 = fsub fast <2 x float> %9, %10
%interleaved.vec = shufflevector <2 x float> %11, <2 x float> %8, <4 x i32> <i32 0, i32 2, i32 1, i32 3>
ret <4 x float> %interleaved.vec
}
; (a * b) * a
; Expected to transform
define <4 x float> @mul_triangle(<4 x float> %a, <4 x float> %b) {
; CHECK-LABEL: mul_triangle:
; CHECK: // %bb.0: // %entry
; CHECK-NEXT: movi v3.2d, #0000000000000000
; CHECK-NEXT: movi v2.2d, #0000000000000000
; CHECK-NEXT: fcmla v3.4s, v0.4s, v1.4s, #0
; CHECK-NEXT: fcmla v3.4s, v0.4s, v1.4s, #90
; CHECK-NEXT: fcmla v2.4s, v3.4s, v0.4s, #0
; CHECK-NEXT: fcmla v2.4s, v3.4s, v0.4s, #90
; CHECK-NEXT: mov v0.16b, v2.16b
; CHECK-NEXT: ret
entry:
%strided.vec = shufflevector <4 x float> %a, <4 x float> poison, <2 x i32> <i32 0, i32 2>
%strided.vec35 = shufflevector <4 x float> %a, <4 x float> poison, <2 x i32> <i32 1, i32 3>
%strided.vec37 = shufflevector <4 x float> %b, <4 x float> poison, <2 x i32> <i32 0, i32 2>
%strided.vec38 = shufflevector <4 x float> %b, <4 x float> poison, <2 x i32> <i32 1, i32 3>
%0 = fmul fast <2 x float> %strided.vec37, %strided.vec
%1 = fmul fast <2 x float> %strided.vec38, %strided.vec35
%2 = fsub fast <2 x float> %0, %1
%3 = fmul fast <2 x float> %2, %strided.vec35
%4 = fmul fast <2 x float> %strided.vec38, %strided.vec
%5 = fmul fast <2 x float> %strided.vec35, %strided.vec37
%6 = fadd fast <2 x float> %4, %5
%7 = fmul fast <2 x float> %6, %strided.vec
%8 = fadd fast <2 x float> %3, %7
%9 = fmul fast <2 x float> %2, %strided.vec
%10 = fmul fast <2 x float> %6, %strided.vec35
%11 = fsub fast <2 x float> %9, %10
%interleaved.vec = shufflevector <2 x float> %11, <2 x float> %8, <4 x i32> <i32 0, i32 2, i32 1, i32 3>
ret <4 x float> %interleaved.vec
}
; d * (b * a) * (c * a)
; Expected to transform
define <4 x float> @mul_diamond(<4 x float> %a, <4 x float> %b, <4 x float> %c, <4 x float> %d) {
; CHECK-LABEL: mul_diamond:
; CHECK: // %bb.0: // %entry
; CHECK-NEXT: movi v4.2d, #0000000000000000
; CHECK-NEXT: movi v5.2d, #0000000000000000
; CHECK-NEXT: movi v6.2d, #0000000000000000
; CHECK-NEXT: fcmla v4.4s, v0.4s, v1.4s, #0
; CHECK-NEXT: fcmla v6.4s, v0.4s, v2.4s, #0
; CHECK-NEXT: fcmla v4.4s, v0.4s, v1.4s, #90
; CHECK-NEXT: movi v1.2d, #0000000000000000
; CHECK-NEXT: fcmla v6.4s, v0.4s, v2.4s, #90
; CHECK-NEXT: fcmla v5.4s, v3.4s, v4.4s, #0
; CHECK-NEXT: fcmla v5.4s, v3.4s, v4.4s, #90
; CHECK-NEXT: fcmla v1.4s, v5.4s, v6.4s, #0
; CHECK-NEXT: fcmla v1.4s, v5.4s, v6.4s, #90
; CHECK-NEXT: mov v0.16b, v1.16b
; CHECK-NEXT: ret
entry:
%a.real = shufflevector <4 x float> %a, <4 x float> poison, <2 x i32> <i32 0, i32 2>
%a.imag = shufflevector <4 x float> %a, <4 x float> poison, <2 x i32> <i32 1, i32 3>
%b.real = shufflevector <4 x float> %b, <4 x float> poison, <2 x i32> <i32 0, i32 2>
%b.imag = shufflevector <4 x float> %b, <4 x float> poison, <2 x i32> <i32 1, i32 3>
%c.real = shufflevector <4 x float> %c, <4 x float> poison, <2 x i32> <i32 0, i32 2>
%c.imag = shufflevector <4 x float> %c, <4 x float> poison, <2 x i32> <i32 1, i32 3>
%d.real = shufflevector <4 x float> %d, <4 x float> poison, <2 x i32> <i32 0, i32 2>
%d.imag = shufflevector <4 x float> %d, <4 x float> poison, <2 x i32> <i32 1, i32 3>
%0 = fmul fast <2 x float> %a.imag, %b.real
%1 = fmul fast <2 x float> %a.real, %b.imag
%2 = fadd fast <2 x float> %1, %0
%3 = fmul fast <2 x float> %a.real, %b.real
%4 = fmul fast <2 x float> %b.imag, %a.imag
%5 = fsub fast <2 x float> %3, %4
%6 = fmul fast <2 x float> %d.real, %5
%7 = fmul fast <2 x float> %2, %d.imag
%8 = fmul fast <2 x float> %d.real, %2
%9 = fmul fast <2 x float> %5, %d.imag
%10 = fsub fast <2 x float> %6, %7
%11 = fadd fast <2 x float> %8, %9
%12 = fmul fast <2 x float> %c.real, %a.imag
%13 = fmul fast <2 x float> %c.imag, %a.real
%14 = fadd fast <2 x float> %13, %12
%15 = fmul fast <2 x float> %14, %10
%16 = fmul fast <2 x float> %c.real, %a.real
%17 = fmul fast <2 x float> %c.imag, %a.imag
%18 = fsub fast <2 x float> %16, %17
%19 = fmul fast <2 x float> %18, %11
%20 = fadd fast <2 x float> %15, %19
%21 = fmul fast <2 x float> %18, %10
%22 = fmul fast <2 x float> %14, %11
%23 = fsub fast <2 x float> %21, %22
%interleaved.vec = shufflevector <2 x float> %23, <2 x float> %20, <4 x i32> <i32 0, i32 2, i32 1, i32 3>
ret <4 x float> %interleaved.vec
}
; Expected to transform
define <4 x float> @mul_add90_mul(<4 x float> %a, <4 x float> %b, <4 x float> %c) {
; CHECK-LABEL: mul_add90_mul:
; CHECK: // %bb.0: // %entry
; CHECK-NEXT: movi v3.2d, #0000000000000000
; CHECK-NEXT: movi v4.2d, #0000000000000000
; CHECK-NEXT: fcmla v4.4s, v0.4s, v2.4s, #0
; CHECK-NEXT: fcmla v3.4s, v0.4s, v1.4s, #0
; CHECK-NEXT: fcmla v4.4s, v0.4s, v2.4s, #90
; CHECK-NEXT: fcmla v3.4s, v0.4s, v1.4s, #90
; CHECK-NEXT: fcadd v0.4s, v4.4s, v3.4s, #90
; CHECK-NEXT: ret
entry:
%ar = shufflevector <4 x float> %a, <4 x float> poison, <2 x i32> <i32 0, i32 2>
%ai = shufflevector <4 x float> %a, <4 x float> poison, <2 x i32> <i32 1, i32 3>
%br = shufflevector <4 x float> %b, <4 x float> poison, <2 x i32> <i32 0, i32 2>
%bi = shufflevector <4 x float> %b, <4 x float> poison, <2 x i32> <i32 1, i32 3>
%cr = shufflevector <4 x float> %c, <4 x float> poison, <2 x i32> <i32 0, i32 2>
%ci = shufflevector <4 x float> %c, <4 x float> poison, <2 x i32> <i32 1, i32 3>
%i6 = fmul fast <2 x float> %br, %ar
%i7 = fmul fast <2 x float> %bi, %ai
%xr = fsub fast <2 x float> %i6, %i7
%i9 = fmul fast <2 x float> %bi, %ar
%i10 = fmul fast <2 x float> %br, %ai
%xi = fadd fast <2 x float> %i9, %i10
%j6 = fmul fast <2 x float> %cr, %ar
%j7 = fmul fast <2 x float> %ci, %ai
%yr = fsub fast <2 x float> %j6, %j7
%j9 = fmul fast <2 x float> %ci, %ar
%j10 = fmul fast <2 x float> %cr, %ai
%yi = fadd fast <2 x float> %j9, %j10
%zr = fsub fast <2 x float> %yr, %xi
%zi = fadd fast <2 x float> %yi, %xr
%interleaved.vec = shufflevector <2 x float> %zr, <2 x float> %zi, <4 x i32> <i32 0, i32 2, i32 1, i32 3>
ret <4 x float> %interleaved.vec
}
; Expected to not transform
define <4 x float> @mul_triangle_addmul(<4 x float> %a, <4 x float> %b, <4 x float> %c) {
; CHECK-LABEL: mul_triangle_addmul:
; CHECK: // %bb.0: // %entry
; CHECK-NEXT: ext v3.16b, v0.16b, v0.16b, #8
; CHECK-NEXT: ext v4.16b, v1.16b, v1.16b, #8
; CHECK-NEXT: zip1 v5.2s, v0.2s, v3.2s
; CHECK-NEXT: zip1 v6.2s, v1.2s, v4.2s
; CHECK-NEXT: zip2 v1.2s, v1.2s, v4.2s
; CHECK-NEXT: ext v4.16b, v2.16b, v2.16b, #8
; CHECK-NEXT: zip2 v0.2s, v0.2s, v3.2s
; CHECK-NEXT: fmul v7.2s, v6.2s, v5.2s
; CHECK-NEXT: fmul v5.2s, v1.2s, v5.2s
; CHECK-NEXT: zip1 v3.2s, v2.2s, v4.2s
; CHECK-NEXT: zip2 v2.2s, v2.2s, v4.2s
; CHECK-NEXT: fmov d4, d7
; CHECK-NEXT: fmov d16, d5
; CHECK-NEXT: fmls v7.2s, v0.2s, v2.2s
; CHECK-NEXT: fmla v5.2s, v0.2s, v3.2s
; CHECK-NEXT: fmls v4.2s, v0.2s, v1.2s
; CHECK-NEXT: fmla v16.2s, v0.2s, v6.2s
; CHECK-NEXT: fsub v0.2s, v7.2s, v16.2s
; CHECK-NEXT: fadd v1.2s, v5.2s, v4.2s
; CHECK-NEXT: zip1 v0.4s, v0.4s, v1.4s
; CHECK-NEXT: ret
entry:
%ar = shufflevector <4 x float> %a, <4 x float> poison, <2 x i32> <i32 0, i32 2>
%ai = shufflevector <4 x float> %a, <4 x float> poison, <2 x i32> <i32 1, i32 3>
%br = shufflevector <4 x float> %b, <4 x float> poison, <2 x i32> <i32 0, i32 2>
%bi = shufflevector <4 x float> %b, <4 x float> poison, <2 x i32> <i32 1, i32 3>
%cr = shufflevector <4 x float> %c, <4 x float> poison, <2 x i32> <i32 0, i32 2>
%ci = shufflevector <4 x float> %c, <4 x float> poison, <2 x i32> <i32 1, i32 3>
%i6 = fmul fast <2 x float> %br, %ar
%i7 = fmul fast <2 x float> %bi, %ai
%xr = fsub fast <2 x float> %i6, %i7
%i9 = fmul fast <2 x float> %bi, %ar
%i10 = fmul fast <2 x float> %br, %ai
%xi = fadd fast <2 x float> %i9, %i10
;%j6 = fmul fast <2 x float> %cr, %ar
%j7 = fmul fast <2 x float> %ci, %ai
%yr = fsub fast <2 x float> %i6, %j7
;%j9 = fmul fast <2 x float> %ci, %ar
%j10 = fmul fast <2 x float> %cr, %ai
%yi = fadd fast <2 x float> %i9, %j10
%zr = fsub fast <2 x float> %yr, %xi
%zi = fadd fast <2 x float> %yi, %xr
%interleaved.vec = shufflevector <2 x float> %zr, <2 x float> %zi, <4 x i32> <i32 0, i32 2, i32 1, i32 3>
ret <4 x float> %interleaved.vec
}
; Expected to not transform
define <4 x float> @mul_triangle_multiuses(<4 x float> %a, <4 x float> %b, ptr %p) {
; CHECK-LABEL: mul_triangle_multiuses:
; CHECK: // %bb.0: // %entry
; CHECK-NEXT: ext v2.16b, v0.16b, v0.16b, #8
; CHECK-NEXT: ext v3.16b, v1.16b, v1.16b, #8
; CHECK-NEXT: zip2 v4.2s, v0.2s, v2.2s
; CHECK-NEXT: zip1 v5.2s, v1.2s, v3.2s
; CHECK-NEXT: zip1 v0.2s, v0.2s, v2.2s
; CHECK-NEXT: zip2 v1.2s, v1.2s, v3.2s
; CHECK-NEXT: fmul v2.2s, v4.2s, v5.2s
; CHECK-NEXT: fmul v3.2s, v1.2s, v4.2s
; CHECK-NEXT: fmla v2.2s, v0.2s, v1.2s
; CHECK-NEXT: fneg v1.2s, v3.2s
; CHECK-NEXT: fmul v3.2s, v2.2s, v4.2s
; CHECK-NEXT: fmla v1.2s, v0.2s, v5.2s
; CHECK-NEXT: fmul v5.2s, v2.2s, v0.2s
; CHECK-NEXT: fneg v3.2s, v3.2s
; CHECK-NEXT: fmla v5.2s, v4.2s, v1.2s
; CHECK-NEXT: fmla v3.2s, v0.2s, v1.2s
; CHECK-NEXT: mov v1.d[1], v2.d[0]
; CHECK-NEXT: zip1 v0.4s, v3.4s, v5.4s
; CHECK-NEXT: str q1, [x0]
; CHECK-NEXT: ret
entry:
%strided.vec = shufflevector <4 x float> %a, <4 x float> poison, <2 x i32> <i32 0, i32 2>
%strided.vec35 = shufflevector <4 x float> %a, <4 x float> poison, <2 x i32> <i32 1, i32 3>
%strided.vec37 = shufflevector <4 x float> %b, <4 x float> poison, <2 x i32> <i32 0, i32 2>
%strided.vec38 = shufflevector <4 x float> %b, <4 x float> poison, <2 x i32> <i32 1, i32 3>
%0 = fmul fast <2 x float> %strided.vec37, %strided.vec
%1 = fmul fast <2 x float> %strided.vec38, %strided.vec35
%2 = fsub fast <2 x float> %0, %1
%3 = fmul fast <2 x float> %2, %strided.vec35
%4 = fmul fast <2 x float> %strided.vec38, %strided.vec
%5 = fmul fast <2 x float> %strided.vec35, %strided.vec37
%6 = fadd fast <2 x float> %4, %5
%otheruse = shufflevector <2 x float> %2, <2 x float> %6, <4 x i32> <i32 0, i32 1, i32 2, i32 3>
store <4 x float> %otheruse, ptr %p
%7 = fmul fast <2 x float> %6, %strided.vec
%8 = fadd fast <2 x float> %3, %7
%9 = fmul fast <2 x float> %2, %strided.vec
%10 = fmul fast <2 x float> %6, %strided.vec35
%11 = fsub fast <2 x float> %9, %10
%interleaved.vec = shufflevector <2 x float> %11, <2 x float> %8, <4 x i32> <i32 0, i32 2, i32 1, i32 3>
ret <4 x float> %interleaved.vec
}
; Expected to transform
define <4 x float> @mul_addequal(<4 x float> %a, <4 x float> %b, <4 x float> %c) {
; CHECK-LABEL: mul_addequal:
; CHECK: // %bb.0: // %entry
; CHECK-NEXT: fcmla v2.4s, v1.4s, v0.4s, #0
; CHECK-NEXT: fcmla v2.4s, v1.4s, v0.4s, #90
; CHECK-NEXT: mov v0.16b, v2.16b
; CHECK-NEXT: ret
entry:
%strided.vec = shufflevector <4 x float> %a, <4 x float> poison, <2 x i32> <i32 0, i32 2>
%a.imag = shufflevector <4 x float> %a, <4 x float> poison, <2 x i32> <i32 1, i32 3>
%b.real = shufflevector <4 x float> %b, <4 x float> poison, <2 x i32> <i32 0, i32 2>
%b.imag = shufflevector <4 x float> %b, <4 x float> poison, <2 x i32> <i32 1, i32 3>
%0 = fmul fast <2 x float> %b.imag, %strided.vec
%1 = fmul fast <2 x float> %b.real, %a.imag
%2 = fadd fast <2 x float> %1, %0
%3 = fmul fast <2 x float> %b.real, %strided.vec
%4 = fmul fast <2 x float> %a.imag, %b.imag
%5 = fsub fast <2 x float> %3, %4
%c.real = shufflevector <4 x float> %c, <4 x float> poison, <2 x i32> <i32 0, i32 2>
%c.imag = shufflevector <4 x float> %c, <4 x float> poison, <2 x i32> <i32 1, i32 3>
%6 = fadd fast <2 x float> %5, %c.real
%7 = fadd fast <2 x float> %2, %c.imag
%interleaved.vec = shufflevector <2 x float> %6, <2 x float> %7, <4 x i32> <i32 0, i32 2, i32 1, i32 3>
ret <4 x float> %interleaved.vec
}
; Expected to transform
define <4 x float> @mul_subequal(<4 x float> %a, <4 x float> %b, <4 x float> %c) {
; CHECK-LABEL: mul_subequal:
; CHECK: // %bb.0: // %entry
; CHECK-NEXT: movi v3.2d, #0000000000000000
; CHECK-NEXT: fcmla v3.4s, v1.4s, v0.4s, #0
; CHECK-NEXT: fcmla v3.4s, v1.4s, v0.4s, #90
; CHECK-NEXT: fsub v0.4s, v3.4s, v2.4s
; CHECK-NEXT: ret
entry:
%strided.vec = shufflevector <4 x float> %a, <4 x float> poison, <2 x i32> <i32 0, i32 2>
%a.imag = shufflevector <4 x float> %a, <4 x float> poison, <2 x i32> <i32 1, i32 3>
%b.real = shufflevector <4 x float> %b, <4 x float> poison, <2 x i32> <i32 0, i32 2>
%b.imag = shufflevector <4 x float> %b, <4 x float> poison, <2 x i32> <i32 1, i32 3>
%0 = fmul fast <2 x float> %b.imag, %strided.vec
%1 = fmul fast <2 x float> %b.real, %a.imag
%2 = fadd fast <2 x float> %1, %0
%3 = fmul fast <2 x float> %b.real, %strided.vec
%4 = fmul fast <2 x float> %a.imag, %b.imag
%5 = fsub fast <2 x float> %3, %4
%c.real = shufflevector <4 x float> %c, <4 x float> poison, <2 x i32> <i32 0, i32 2>
%c.imag = shufflevector <4 x float> %c, <4 x float> poison, <2 x i32> <i32 1, i32 3>
%6 = fsub fast <2 x float> %5, %c.real
%7 = fsub fast <2 x float> %2, %c.imag
%interleaved.vec = shufflevector <2 x float> %6, <2 x float> %7, <4 x i32> <i32 0, i32 2, i32 1, i32 3>
ret <4 x float> %interleaved.vec
}
; Expected to transform
define <4 x float> @mul_mulequal(<4 x float> %a, <4 x float> %b, <4 x float> %c) {
; CHECK-LABEL: mul_mulequal:
; CHECK: // %bb.0: // %entry
; CHECK-NEXT: movi v3.2d, #0000000000000000
; CHECK-NEXT: fcmla v3.4s, v1.4s, v0.4s, #0
; CHECK-NEXT: fcmla v3.4s, v1.4s, v0.4s, #90
; CHECK-NEXT: fmul v0.4s, v3.4s, v2.4s
; CHECK-NEXT: ret
entry:
%strided.vec = shufflevector <4 x float> %a, <4 x float> poison, <2 x i32> <i32 0, i32 2>
%a.imag = shufflevector <4 x float> %a, <4 x float> poison, <2 x i32> <i32 1, i32 3>
%b.real = shufflevector <4 x float> %b, <4 x float> poison, <2 x i32> <i32 0, i32 2>
%b.imag = shufflevector <4 x float> %b, <4 x float> poison, <2 x i32> <i32 1, i32 3>
%0 = fmul fast <2 x float> %b.imag, %strided.vec
%1 = fmul fast <2 x float> %b.real, %a.imag
%2 = fadd fast <2 x float> %1, %0
%3 = fmul fast <2 x float> %b.real, %strided.vec
%4 = fmul fast <2 x float> %a.imag, %b.imag
%5 = fsub fast <2 x float> %3, %4
%c.real = shufflevector <4 x float> %c, <4 x float> poison, <2 x i32> <i32 0, i32 2>
%c.imag = shufflevector <4 x float> %c, <4 x float> poison, <2 x i32> <i32 1, i32 3>
%6 = fmul fast <2 x float> %5, %c.real
%7 = fmul fast <2 x float> %2, %c.imag
%interleaved.vec = shufflevector <2 x float> %6, <2 x float> %7, <4 x i32> <i32 0, i32 2, i32 1, i32 3>
ret <4 x float> %interleaved.vec
}
; Expected to not transform
define <4 x float> @mul_divequal(<4 x float> %a, <4 x float> %b, <4 x float> %c) {
; CHECK-LABEL: mul_divequal:
; CHECK: // %bb.0: // %entry
; CHECK-NEXT: ext v3.16b, v0.16b, v0.16b, #8
; CHECK-NEXT: ext v4.16b, v1.16b, v1.16b, #8
; CHECK-NEXT: zip2 v5.2s, v0.2s, v3.2s
; CHECK-NEXT: zip2 v6.2s, v1.2s, v4.2s
; CHECK-NEXT: zip1 v0.2s, v0.2s, v3.2s
; CHECK-NEXT: zip1 v1.2s, v1.2s, v4.2s
; CHECK-NEXT: ext v3.16b, v2.16b, v2.16b, #8
; CHECK-NEXT: fmul v7.2s, v5.2s, v6.2s
; CHECK-NEXT: fneg v4.2s, v7.2s
; CHECK-NEXT: zip1 v7.2s, v2.2s, v3.2s
; CHECK-NEXT: zip2 v2.2s, v2.2s, v3.2s
; CHECK-NEXT: fmla v4.2s, v0.2s, v1.2s
; CHECK-NEXT: fmul v0.2s, v6.2s, v0.2s
; CHECK-NEXT: fmla v0.2s, v5.2s, v1.2s
; CHECK-NEXT: fdiv v4.2s, v4.2s, v7.2s
; CHECK-NEXT: fdiv v0.2s, v0.2s, v2.2s
; CHECK-NEXT: zip1 v0.4s, v4.4s, v0.4s
; CHECK-NEXT: ret
entry:
%strided.vec = shufflevector <4 x float> %a, <4 x float> poison, <2 x i32> <i32 0, i32 2>
%a.imag = shufflevector <4 x float> %a, <4 x float> poison, <2 x i32> <i32 1, i32 3>
%b.real = shufflevector <4 x float> %b, <4 x float> poison, <2 x i32> <i32 0, i32 2>
%b.imag = shufflevector <4 x float> %b, <4 x float> poison, <2 x i32> <i32 1, i32 3>
%0 = fmul fast <2 x float> %b.imag, %strided.vec
%1 = fmul fast <2 x float> %b.real, %a.imag
%2 = fadd fast <2 x float> %1, %0
%3 = fmul fast <2 x float> %b.real, %strided.vec
%4 = fmul fast <2 x float> %a.imag, %b.imag
%5 = fsub fast <2 x float> %3, %4
%c.real = shufflevector <4 x float> %c, <4 x float> poison, <2 x i32> <i32 0, i32 2>
%c.imag = shufflevector <4 x float> %c, <4 x float> poison, <2 x i32> <i32 1, i32 3>
%6 = fdiv fast <2 x float> %5, %c.real
%7 = fdiv fast <2 x float> %2, %c.imag
%interleaved.vec = shufflevector <2 x float> %6, <2 x float> %7, <4 x i32> <i32 0, i32 2, i32 1, i32 3>
ret <4 x float> %interleaved.vec
}
; Expected to transform
define <4 x float> @mul_negequal(<4 x float> %a, <4 x float> %b) {
; CHECK-LABEL: mul_negequal:
; CHECK: // %bb.0: // %entry
; CHECK-NEXT: movi v2.2d, #0000000000000000
; CHECK-NEXT: fcmla v2.4s, v1.4s, v0.4s, #180
; CHECK-NEXT: fcmla v2.4s, v1.4s, v0.4s, #270
; CHECK-NEXT: mov v0.16b, v2.16b
; CHECK-NEXT: ret
entry:
%strided.vec = shufflevector <4 x float> %a, <4 x float> poison, <2 x i32> <i32 0, i32 2>
%a.imag = shufflevector <4 x float> %a, <4 x float> poison, <2 x i32> <i32 1, i32 3>
%b.real = shufflevector <4 x float> %b, <4 x float> poison, <2 x i32> <i32 0, i32 2>
%b.imag = shufflevector <4 x float> %b, <4 x float> poison, <2 x i32> <i32 1, i32 3>
%0 = fmul fast <2 x float> %b.imag, %strided.vec
%1 = fmul fast <2 x float> %b.real, %a.imag
%2 = fadd fast <2 x float> %1, %0
%3 = fmul fast <2 x float> %b.real, %strided.vec
%4 = fmul fast <2 x float> %a.imag, %b.imag
%5 = fsub fast <2 x float> %3, %4
%6 = fneg fast <2 x float> %5
%7 = fneg fast <2 x float> %2
%interleaved.vec = shufflevector <2 x float> %6, <2 x float> %7, <4 x i32> <i32 0, i32 2, i32 1, i32 3>
ret <4 x float> %interleaved.vec
}