112 lines
3.4 KiB
C
112 lines
3.4 KiB
C
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/* Wrapper implementations of vector math functions.
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Copyright (C) 2014-2015 Free Software Foundation, Inc.
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This file is part of the GNU C Library.
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The GNU C Library is free software; you can redistribute it and/or
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modify it under the terms of the GNU Lesser General Public
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License as published by the Free Software Foundation; either
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version 2.1 of the License, or (at your option) any later version.
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The GNU C Library is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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Lesser General Public License for more details.
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You should have received a copy of the GNU Lesser General Public
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License along with the GNU C Library; if not, see
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<http://www.gnu.org/licenses/>. */
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/* SSE2 ISA version as wrapper to scalar. */
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.macro WRAPPER_IMPL_SSE2 callee
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subq $40, %rsp
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cfi_adjust_cfa_offset(40)
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movaps %xmm0, (%rsp)
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call \callee@PLT
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movss %xmm0, 16(%rsp)
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movss 4(%rsp), %xmm0
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call \callee@PLT
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movss %xmm0, 20(%rsp)
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movss 8(%rsp), %xmm0
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call \callee@PLT
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movss %xmm0, 24(%rsp)
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movss 12(%rsp), %xmm0
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call \callee@PLT
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movss 16(%rsp), %xmm3
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movss 20(%rsp), %xmm2
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movss 24(%rsp), %xmm1
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movss %xmm0, 28(%rsp)
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unpcklps %xmm1, %xmm3
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unpcklps %xmm0, %xmm2
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unpcklps %xmm2, %xmm3
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movaps %xmm3, %xmm0
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addq $40, %rsp
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cfi_adjust_cfa_offset(-40)
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ret
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.endm
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/* AVX/AVX2 ISA version as wrapper to SSE ISA version. */
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.macro WRAPPER_IMPL_AVX callee
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pushq %rbp
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cfi_adjust_cfa_offset (8)
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cfi_rel_offset (%rbp, 0)
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movq %rsp, %rbp
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cfi_def_cfa_register (%rbp)
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andq $-32, %rsp
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subq $32, %rsp
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vextractf128 $1, %ymm0, (%rsp)
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vzeroupper
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call HIDDEN_JUMPTARGET(\callee)
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vmovaps %xmm0, 16(%rsp)
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vmovaps (%rsp), %xmm0
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call HIDDEN_JUMPTARGET(\callee)
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vmovaps %xmm0, %xmm1
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vmovaps 16(%rsp), %xmm0
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vinsertf128 $1, %xmm1, %ymm0, %ymm0
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movq %rbp, %rsp
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cfi_def_cfa_register (%rsp)
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popq %rbp
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cfi_adjust_cfa_offset (-8)
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cfi_restore (%rbp)
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ret
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.endm
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/* AVX512 ISA version as wrapper to AVX2 ISA version. */
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.macro WRAPPER_IMPL_AVX512 callee
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pushq %rbp
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cfi_adjust_cfa_offset (8)
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cfi_rel_offset (%rbp, 0)
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movq %rsp, %rbp
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cfi_def_cfa_register (%rbp)
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andq $-64, %rsp
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subq $64, %rsp
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/* Below is encoding for vmovaps %zmm0, (%rsp). */
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.byte 0x62
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.byte 0xf1
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.byte 0x7c
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.byte 0x48
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.byte 0x29
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.byte 0x04
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.byte 0x24
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/* Below is encoding for vmovaps (%rsp), %ymm0. */
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.byte 0xc5
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.byte 0xfc
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.byte 0x28
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.byte 0x04
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.byte 0x24
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call HIDDEN_JUMPTARGET(\callee)
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/* Below is encoding for vmovaps 32(%rsp), %ymm0. */
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.byte 0xc5
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.byte 0xfc
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.byte 0x28
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.byte 0x44
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.byte 0x24
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.byte 0x20
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call HIDDEN_JUMPTARGET(\callee)
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movq %rbp, %rsp
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cfi_def_cfa_register (%rsp)
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popq %rbp
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cfi_adjust_cfa_offset (-8)
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cfi_restore (%rbp)
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ret
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.endm
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