[v5,2/3] x86/fpu: Cleanup code in svml_{s|d}_wrapper_impl.h
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Commit Message
1. Remove unnecessary spills.
2. Fix some small nit missed optimizations.
All math and mathvec tests pass on x86.
---
sysdeps/x86_64/fpu/svml_d_wrapper_impl.h | 179 +++++++----------
sysdeps/x86_64/fpu/svml_s_wrapper_impl.h | 235 ++++++++++-------------
2 files changed, 172 insertions(+), 242 deletions(-)
Comments
On Fri, Nov 18, 2022 at 4:13 PM Noah Goldstein <goldstein.w.n@gmail.com> wrote:
>
> 1. Remove unnecessary spills.
> 2. Fix some small nit missed optimizations.
>
> All math and mathvec tests pass on x86.
> ---
> sysdeps/x86_64/fpu/svml_d_wrapper_impl.h | 179 +++++++----------
> sysdeps/x86_64/fpu/svml_s_wrapper_impl.h | 235 ++++++++++-------------
> 2 files changed, 172 insertions(+), 242 deletions(-)
>
> diff --git a/sysdeps/x86_64/fpu/svml_d_wrapper_impl.h b/sysdeps/x86_64/fpu/svml_d_wrapper_impl.h
> index b03a2122b9..9900f85a55 100644
> --- a/sysdeps/x86_64/fpu/svml_d_wrapper_impl.h
> +++ b/sysdeps/x86_64/fpu/svml_d_wrapper_impl.h
> @@ -18,39 +18,38 @@
>
> /* SSE2 ISA version as wrapper to scalar. */
> .macro WRAPPER_IMPL_SSE2 callee
> - subq $40, %rsp
> - cfi_adjust_cfa_offset (40)
> + subq $24, %rsp
> + cfi_adjust_cfa_offset (24)
> movaps %xmm0, (%rsp)
> call JUMPTARGET(\callee)
> - movsd %xmm0, 16(%rsp)
> + movsd %xmm0, (%rsp)
> movsd 8(%rsp), %xmm0
> call JUMPTARGET(\callee)
> - movsd 16(%rsp), %xmm1
> - movsd %xmm0, 24(%rsp)
> + movsd (%rsp), %xmm1
> unpcklpd %xmm0, %xmm1
> movaps %xmm1, %xmm0
> - addq $40, %rsp
> - cfi_adjust_cfa_offset (-40)
> + addq $24, %rsp
> + cfi_adjust_cfa_offset (-24)
> ret
> .endm
>
> +
> /* 2 argument SSE2 ISA version as wrapper to scalar. */
> .macro WRAPPER_IMPL_SSE2_ff callee
> - subq $56, %rsp
> - cfi_adjust_cfa_offset (56)
> + subq $40, %rsp
> + cfi_adjust_cfa_offset (40)
> movaps %xmm0, (%rsp)
> movaps %xmm1, 16(%rsp)
> call JUMPTARGET(\callee)
> - movsd %xmm0, 32(%rsp)
> + movsd %xmm0, (%rsp)
> movsd 8(%rsp), %xmm0
> movsd 24(%rsp), %xmm1
> call JUMPTARGET(\callee)
> - movsd 32(%rsp), %xmm1
> - movsd %xmm0, 40(%rsp)
> + movsd (%rsp), %xmm1
> unpcklpd %xmm0, %xmm1
> movaps %xmm1, %xmm0
> - addq $56, %rsp
> - cfi_adjust_cfa_offset (-56)
> + addq $40, %rsp
> + cfi_adjust_cfa_offset (-40)
> ret
> .endm
>
> @@ -62,30 +61,18 @@
> pushq %rbx
> cfi_adjust_cfa_offset (8)
> cfi_rel_offset (%rbx, 0)
> + subq $24, %rsp
> + cfi_adjust_cfa_offset (24)
> + movaps %xmm0, (%rsp)
> movq %rdi, %rbp
> movq %rsi, %rbx
> - subq $40, %rsp
> - cfi_adjust_cfa_offset (40)
> - leaq 16(%rsp), %rsi
> - leaq 24(%rsp), %rdi
> - movaps %xmm0, (%rsp)
> call JUMPTARGET(\callee)
> - leaq 16(%rsp), %rsi
> - leaq 24(%rsp), %rdi
> - movsd 24(%rsp), %xmm0
> - movapd (%rsp), %xmm1
> - movsd %xmm0, 0(%rbp)
> - unpckhpd %xmm1, %xmm1
> - movsd 16(%rsp), %xmm0
> - movsd %xmm0, (%rbx)
> - movapd %xmm1, %xmm0
> + movsd 8(%rsp), %xmm0
> + leaq 8(%rbp), %rdi
> + leaq 8(%rbx), %rsi
> call JUMPTARGET(\callee)
> - movsd 24(%rsp), %xmm0
> - movsd %xmm0, 8(%rbp)
> - movsd 16(%rsp), %xmm0
> - movsd %xmm0, 8(%rbx)
> - addq $40, %rsp
> - cfi_adjust_cfa_offset (-40)
> + addq $24, %rsp
> + cfi_adjust_cfa_offset (-24)
> popq %rbx
> cfi_adjust_cfa_offset (-8)
> cfi_restore (%rbx)
> @@ -104,15 +91,17 @@
> cfi_def_cfa_register (%rbp)
> andq $-32, %rsp
> subq $32, %rsp
> - vextractf128 $1, %ymm0, (%rsp)
> + vmovaps %ymm0, (%rsp)
> vzeroupper
> call HIDDEN_JUMPTARGET(\callee)
> - vmovapd %xmm0, 16(%rsp)
> - vmovaps (%rsp), %xmm0
> + vmovaps %xmm0, (%rsp)
> + vmovaps 16(%rsp), %xmm0
> call HIDDEN_JUMPTARGET(\callee)
> - vmovapd %xmm0, %xmm1
> - vmovapd 16(%rsp), %xmm0
> - vinsertf128 $1, %xmm1, %ymm0, %ymm0
> + /* combine xmm0 (return of second call) with result of first
> + call (saved on stack). Might be worth exploring logic that
> + uses `vpblend` and reads in ymm1 using -16(rsp). */
> + vmovaps (%rsp), %xmm1
> + vinsertf128 $1, %xmm0, %ymm1, %ymm0
> movq %rbp, %rsp
> cfi_def_cfa_register (%rsp)
> popq %rbp
> @@ -130,17 +119,19 @@
> cfi_def_cfa_register (%rbp)
> andq $-32, %rsp
> subq $64, %rsp
> - vextractf128 $1, %ymm0, 16(%rsp)
> - vextractf128 $1, %ymm1, (%rsp)
> + vmovaps %ymm0, (%rsp)
> + vmovaps %ymm1, 32(%rsp)
> vzeroupper
> call HIDDEN_JUMPTARGET(\callee)
> - vmovaps %xmm0, 32(%rsp)
> + vmovaps 48(%rsp), %xmm1
> + vmovaps %xmm0, (%rsp)
> vmovaps 16(%rsp), %xmm0
> - vmovaps (%rsp), %xmm1
> call HIDDEN_JUMPTARGET(\callee)
> - vmovaps %xmm0, %xmm1
> - vmovaps 32(%rsp), %xmm0
> - vinsertf128 $1, %xmm1, %ymm0, %ymm0
> + /* combine xmm0 (return of second call) with result of first
> + call (saved on stack). Might be worth exploring logic that
> + uses `vpblend` and reads in ymm1 using -16(rsp). */
> + vmovaps (%rsp), %xmm1
> + vinsertf128 $1, %xmm0, %ymm1, %ymm0
> movq %rbp, %rsp
> cfi_def_cfa_register (%rsp)
> popq %rbp
> @@ -155,35 +146,21 @@
> cfi_adjust_cfa_offset (8)
> cfi_rel_offset (%rbp, 0)
> movq %rsp, %rbp
> - cfi_def_cfa_register (%rbp)
> andq $-32, %rsp
> - pushq %r13
> - cfi_adjust_cfa_offset (8)
> - cfi_rel_offset (%r13, 0)
> + subq $32, %rsp
> + vmovaps %ymm0, (%rsp)
> + pushq %rbx
> pushq %r14
> - cfi_adjust_cfa_offset (8)
> - cfi_rel_offset (%r14, 0)
> - subq $48, %rsp
> + movq %rdi, %rbx
> movq %rsi, %r14
> - movq %rdi, %r13
> - vextractf128 $1, %ymm0, 32(%rsp)
> vzeroupper
> call HIDDEN_JUMPTARGET(\callee)
> vmovaps 32(%rsp), %xmm0
> - lea (%rsp), %rdi
> - lea 16(%rsp), %rsi
> + leaq 16(%rbx), %rdi
> + leaq 16(%r14), %rsi
> call HIDDEN_JUMPTARGET(\callee)
> - vmovapd (%rsp), %xmm0
> - vmovapd 16(%rsp), %xmm1
> - vmovapd %xmm0, 16(%r13)
> - vmovapd %xmm1, 16(%r14)
> - addq $48, %rsp
> popq %r14
> - cfi_adjust_cfa_offset (-8)
> - cfi_restore (%r14)
> - popq %r13
> - cfi_adjust_cfa_offset (-8)
> - cfi_restore (%r13)
> + popq %rbx
> movq %rbp, %rsp
> cfi_def_cfa_register (%rsp)
> popq %rbp
> @@ -200,15 +177,16 @@
> movq %rsp, %rbp
> cfi_def_cfa_register (%rbp)
> andq $-64, %rsp
> - subq $128, %rsp
> + subq $64, %rsp
> vmovups %zmm0, (%rsp)
> - vmovupd (%rsp), %ymm0
> call HIDDEN_JUMPTARGET(\callee)
> - vmovupd %ymm0, 64(%rsp)
> + vmovupd %ymm0, (%rsp)
> vmovupd 32(%rsp), %ymm0
> call HIDDEN_JUMPTARGET(\callee)
> - vmovupd %ymm0, 96(%rsp)
> - vmovups 64(%rsp), %zmm0
> + /* combine ymm0 (return of second call) with result of first
> + call (saved on stack). */
> + vmovaps (%rsp), %ymm1
> + vinserti64x4 $0x1, %ymm0, %zmm1, %zmm0
> movq %rbp, %rsp
> cfi_def_cfa_register (%rsp)
> popq %rbp
> @@ -225,18 +203,19 @@
> movq %rsp, %rbp
> cfi_def_cfa_register (%rbp)
> andq $-64, %rsp
> - subq $192, %rsp
> + addq $-128, %rsp
> vmovups %zmm0, (%rsp)
> vmovups %zmm1, 64(%rsp)
> - vmovupd (%rsp), %ymm0
> - vmovupd 64(%rsp), %ymm1
> + /* ymm0 and ymm1 are already set. */
> call HIDDEN_JUMPTARGET(\callee)
> - vmovupd %ymm0, 128(%rsp)
> - vmovupd 32(%rsp), %ymm0
> - vmovupd 96(%rsp), %ymm1
> + vmovups 96(%rsp), %ymm1
> + vmovaps %ymm0, (%rsp)
> + vmovups 32(%rsp), %ymm0
> call HIDDEN_JUMPTARGET(\callee)
> - vmovupd %ymm0, 160(%rsp)
> - vmovups 128(%rsp), %zmm0
> + /* combine ymm0 (return of second call) with result of first
> + call (saved on stack). */
> + vmovaps (%rsp), %ymm1
> + vinserti64x4 $0x1, %ymm0, %zmm1, %zmm0
> movq %rbp, %rsp
> cfi_def_cfa_register (%rsp)
> popq %rbp
> @@ -253,34 +232,20 @@
> movq %rsp, %rbp
> cfi_def_cfa_register (%rbp)
> andq $-64, %rsp
> - pushq %r12
> - cfi_adjust_cfa_offset (8)
> - cfi_rel_offset (%r12, 0)
> - pushq %r13
> - cfi_adjust_cfa_offset (8)
> - cfi_rel_offset (%r13, 0)
> - subq $176, %rsp
> - movq %rsi, %r13
> - vmovups %zmm0, (%rsp)
> - movq %rdi, %r12
> - vmovupd (%rsp), %ymm0
> + subq $64, %rsp
> + vmovaps %zmm0, (%rsp)
> + pushq %rbx
> + pushq %r14
> + movq %rdi, %rbx
> + movq %rsi, %r14
> + /* ymm0 is already set. */
> call HIDDEN_JUMPTARGET(\callee)
> - vmovupd 32(%rsp), %ymm0
> - lea 64(%rsp), %rdi
> - lea 96(%rsp), %rsi
> + vmovaps 48(%rsp), %ymm0
> + leaq 32(%rbx), %rdi
> + leaq 32(%r14), %rsi
> call HIDDEN_JUMPTARGET(\callee)
> - vmovupd 64(%rsp), %ymm0
> - vmovupd 96(%rsp), %ymm1
> - vmovupd %ymm0, 32(%r12)
> - vmovupd %ymm1, 32(%r13)
> - vzeroupper
> - addq $176, %rsp
> - popq %r13
> - cfi_adjust_cfa_offset (-8)
> - cfi_restore (%r13)
> - popq %r12
> - cfi_adjust_cfa_offset (-8)
> - cfi_restore (%r12)
> + popq %r14
> + popq %rbx
> movq %rbp, %rsp
> cfi_def_cfa_register (%rsp)
> popq %rbp
> diff --git a/sysdeps/x86_64/fpu/svml_s_wrapper_impl.h b/sysdeps/x86_64/fpu/svml_s_wrapper_impl.h
> index cecf6c8384..fd9b363045 100644
> --- a/sysdeps/x86_64/fpu/svml_s_wrapper_impl.h
> +++ b/sysdeps/x86_64/fpu/svml_s_wrapper_impl.h
> @@ -18,61 +18,66 @@
>
> /* SSE2 ISA version as wrapper to scalar. */
> .macro WRAPPER_IMPL_SSE2 callee
> - subq $40, %rsp
> - cfi_adjust_cfa_offset (40)
> + push %rbx
> + cfi_adjust_cfa_offset (8)
> + cfi_rel_offset (%rbx, 0)
> + subq $16, %rsp
> + cfi_adjust_cfa_offset (16)
> movaps %xmm0, (%rsp)
> call JUMPTARGET(\callee)
> - movss %xmm0, 16(%rsp)
> + movss %xmm0, (%rsp)
> movss 4(%rsp), %xmm0
> call JUMPTARGET(\callee)
> - movss %xmm0, 20(%rsp)
> + movss %xmm0, 4(%rsp)
> movss 8(%rsp), %xmm0
> call JUMPTARGET(\callee)
> - movss %xmm0, 24(%rsp)
> + movd %xmm0, %ebx
> movss 12(%rsp), %xmm0
> call JUMPTARGET(\callee)
> - movss 16(%rsp), %xmm3
> - movss 20(%rsp), %xmm2
> - movss 24(%rsp), %xmm1
> - movss %xmm0, 28(%rsp)
> - unpcklps %xmm1, %xmm3
> - unpcklps %xmm0, %xmm2
> - unpcklps %xmm2, %xmm3
> - movaps %xmm3, %xmm0
> - addq $40, %rsp
> - cfi_adjust_cfa_offset (-40)
> + movd %ebx, %xmm1
> + unpcklps %xmm0, %xmm1
> + movsd (%rsp), %xmm0
> + unpcklpd %xmm1, %xmm0
> + addq $16, %rsp
> + cfi_adjust_cfa_offset (-16)
> + popq %rbx
> + cfi_adjust_cfa_offset (-8)
> + cfi_restore (%rbx)
> ret
> .endm
>
> /* 2 argument SSE2 ISA version as wrapper to scalar. */
> .macro WRAPPER_IMPL_SSE2_ff callee
> - subq $56, %rsp
> - cfi_adjust_cfa_offset (56)
> + push %rbx
> + cfi_adjust_cfa_offset (8)
> + cfi_rel_offset (%rbx, 0)
> + subq $32, %rsp
> + cfi_adjust_cfa_offset (40)
> movaps %xmm0, (%rsp)
> movaps %xmm1, 16(%rsp)
> call JUMPTARGET(\callee)
> - movss %xmm0, 32(%rsp)
> - movss 4(%rsp), %xmm0
> movss 20(%rsp), %xmm1
> + movss %xmm0, 0(%rsp)
> + movss 4(%rsp), %xmm0
> call JUMPTARGET(\callee)
> - movss %xmm0, 36(%rsp)
> - movss 8(%rsp), %xmm0
> movss 24(%rsp), %xmm1
> + movss %xmm0, 4(%rsp)
> + movss 8(%rsp), %xmm0
> call JUMPTARGET(\callee)
> - movss %xmm0, 40(%rsp)
> - movss 12(%rsp), %xmm0
> movss 28(%rsp), %xmm1
> + movd %xmm0, %ebx
> + movss 12(%rsp), %xmm0
> call JUMPTARGET(\callee)
> - movss 32(%rsp), %xmm3
> - movss 36(%rsp), %xmm2
> - movss 40(%rsp), %xmm1
> - movss %xmm0, 44(%rsp)
> - unpcklps %xmm1, %xmm3
> - unpcklps %xmm0, %xmm2
> - unpcklps %xmm2, %xmm3
> - movaps %xmm3, %xmm0
> - addq $56, %rsp
> - cfi_adjust_cfa_offset (-56)
> + /* merge 4x results into xmm0. */
> + movd %ebx, %xmm1
> + unpcklps %xmm0, %xmm1
> + movsd (%rsp), %xmm0
> + unpcklpd %xmm1, %xmm0
> + addq $32, %rsp
> + cfi_adjust_cfa_offset (-32)
> + popq %rbx
> + cfi_adjust_cfa_offset (-8)
> + cfi_restore (%rbx)
> ret
> .endm
>
> @@ -86,48 +91,24 @@
> cfi_rel_offset (%rbx, 0)
> movq %rdi, %rbp
> movq %rsi, %rbx
> - subq $40, %rsp
> - cfi_adjust_cfa_offset (40)
> - leaq 24(%rsp), %rsi
> - leaq 28(%rsp), %rdi
> + subq $24, %rsp
> + cfi_adjust_cfa_offset (24)
> movaps %xmm0, (%rsp)
> call JUMPTARGET(\callee)
> - leaq 24(%rsp), %rsi
> - leaq 28(%rsp), %rdi
> - movss 28(%rsp), %xmm0
> - movss %xmm0, 0(%rbp)
> - movaps (%rsp), %xmm1
> - movss 24(%rsp), %xmm0
> - movss %xmm0, (%rbx)
> - movaps %xmm1, %xmm0
> - shufps $85, %xmm1, %xmm0
> + movss 4(%rsp), %xmm0
> + leaq 4(%rbp), %rdi
> + leaq 4(%rbx), %rsi
> call JUMPTARGET(\callee)
> - movss 28(%rsp), %xmm0
> - leaq 24(%rsp), %rsi
> - movss %xmm0, 4(%rbp)
> - leaq 28(%rsp), %rdi
> - movaps (%rsp), %xmm1
> - movss 24(%rsp), %xmm0
> - movss %xmm0, 4(%rbx)
> - movaps %xmm1, %xmm0
> - unpckhps %xmm1, %xmm0
> + movss 8(%rsp), %xmm0
> + leaq 8(%rbp), %rdi
> + leaq 8(%rbx), %rsi
> call JUMPTARGET(\callee)
> - movaps (%rsp), %xmm1
> - leaq 24(%rsp), %rsi
> - leaq 28(%rsp), %rdi
> - movss 28(%rsp), %xmm0
> - shufps $255, %xmm1, %xmm1
> - movss %xmm0, 8(%rbp)
> - movss 24(%rsp), %xmm0
> - movss %xmm0, 8(%rbx)
> - movaps %xmm1, %xmm0
> + movss 12(%rsp), %xmm0
> + leaq 12(%rbp), %rdi
> + leaq 12(%rbx), %rsi
> call JUMPTARGET(\callee)
> - movss 28(%rsp), %xmm0
> - movss %xmm0, 12(%rbp)
> - movss 24(%rsp), %xmm0
> - movss %xmm0, 12(%rbx)
> - addq $40, %rsp
> - cfi_adjust_cfa_offset (-40)
> + addq $24, %rsp
> + cfi_adjust_cfa_offset (-24)
> popq %rbx
> cfi_adjust_cfa_offset (-8)
> cfi_restore (%rbx)
> @@ -146,15 +127,17 @@
> cfi_def_cfa_register (%rbp)
> andq $-32, %rsp
> subq $32, %rsp
> - vextractf128 $1, %ymm0, (%rsp)
> + vmovaps %ymm0, (%rsp)
> vzeroupper
> call HIDDEN_JUMPTARGET(\callee)
> - vmovaps %xmm0, 16(%rsp)
> - vmovaps (%rsp), %xmm0
> - call HIDDEN_JUMPTARGET(\callee)
> - vmovaps %xmm0, %xmm1
> + vmovaps %xmm0, (%rsp)
> vmovaps 16(%rsp), %xmm0
> - vinsertf128 $1, %xmm1, %ymm0, %ymm0
> + call HIDDEN_JUMPTARGET(\callee)
> + /* combine xmm0 (return of second call) with result of first
> + call (saved on stack). Might be worth exploring logic that
> + uses `vpblend` and reads in ymm1 using -16(rsp). */
> + vmovaps (%rsp), %xmm1
> + vinsertf128 $1, %xmm0, %ymm1, %ymm0
> movq %rbp, %rsp
> cfi_def_cfa_register (%rsp)
> popq %rbp
> @@ -172,17 +155,19 @@
> cfi_def_cfa_register (%rbp)
> andq $-32, %rsp
> subq $64, %rsp
> - vextractf128 $1, %ymm0, 16(%rsp)
> - vextractf128 $1, %ymm1, (%rsp)
> + vmovaps %ymm0, (%rsp)
> + vmovaps %ymm1, 32(%rsp)
> vzeroupper
> call HIDDEN_JUMPTARGET(\callee)
> - vmovaps %xmm0, 32(%rsp)
> + vmovaps 48(%rsp), %xmm1
> + vmovaps %xmm0, (%rsp)
> vmovaps 16(%rsp), %xmm0
> - vmovaps (%rsp), %xmm1
> call HIDDEN_JUMPTARGET(\callee)
> - vmovaps %xmm0, %xmm1
> - vmovaps 32(%rsp), %xmm0
> - vinsertf128 $1, %xmm1, %ymm0, %ymm0
> + /* combine xmm0 (return of second call) with result of first
> + call (saved on stack). Might be worth exploring logic that
> + uses `vpblend` and reads in ymm1 using -16(rsp). */
> + vmovaps (%rsp), %xmm1
> + vinsertf128 $1, %xmm0, %ymm1, %ymm0
> movq %rbp, %rsp
> cfi_def_cfa_register (%rsp)
> popq %rbp
> @@ -197,38 +182,21 @@
> cfi_adjust_cfa_offset (8)
> cfi_rel_offset (%rbp, 0)
> movq %rsp, %rbp
> - cfi_def_cfa_register (%rbp)
> andq $-32, %rsp
> - pushq %r13
> - cfi_adjust_cfa_offset (8)
> - cfi_rel_offset (%r13, 0)
> + subq $32, %rsp
> + vmovaps %ymm0, (%rsp)
> + pushq %rbx
> pushq %r14
> - cfi_adjust_cfa_offset (8)
> - cfi_rel_offset (%r14, 0)
> - subq $48, %rsp
> + movq %rdi, %rbx
> movq %rsi, %r14
> - vmovaps %ymm0, (%rsp)
> - movq %rdi, %r13
> - vmovaps 16(%rsp), %xmm1
> - vmovaps %xmm1, 32(%rsp)
> vzeroupper
> - vmovaps (%rsp), %xmm0
> call HIDDEN_JUMPTARGET(\callee)
> vmovaps 32(%rsp), %xmm0
> - lea (%rsp), %rdi
> - lea 16(%rsp), %rsi
> + leaq 16(%rbx), %rdi
> + leaq 16(%r14), %rsi
> call HIDDEN_JUMPTARGET(\callee)
> - vmovaps (%rsp), %xmm0
> - vmovaps 16(%rsp), %xmm1
> - vmovaps %xmm0, 16(%r13)
> - vmovaps %xmm1, 16(%r14)
> - addq $48, %rsp
> popq %r14
> - cfi_adjust_cfa_offset (-8)
> - cfi_restore (%r14)
> - popq %r13
> - cfi_adjust_cfa_offset (-8)
> - cfi_restore (%r13)
> + popq %rbx
> movq %rbp, %rsp
> cfi_def_cfa_register (%rsp)
> popq %rbp
> @@ -245,15 +213,16 @@
> movq %rsp, %rbp
> cfi_def_cfa_register (%rbp)
> andq $-64, %rsp
> - subq $128, %rsp
> + subq $64, %rsp
> vmovups %zmm0, (%rsp)
> - vmovupd (%rsp), %ymm0
> call HIDDEN_JUMPTARGET(\callee)
> - vmovupd %ymm0, 64(%rsp)
> + vmovupd %ymm0, (%rsp)
> vmovupd 32(%rsp), %ymm0
> call HIDDEN_JUMPTARGET(\callee)
> - vmovupd %ymm0, 96(%rsp)
> - vmovups 64(%rsp), %zmm0
> + /* combine ymm0 (return of second call) with result of first
> + call (saved on stack). */
> + vmovaps (%rsp), %ymm1
> + vinserti64x4 $0x1, %ymm0, %zmm1, %zmm0
> movq %rbp, %rsp
> cfi_def_cfa_register (%rsp)
> popq %rbp
> @@ -270,18 +239,19 @@
> movq %rsp, %rbp
> cfi_def_cfa_register (%rbp)
> andq $-64, %rsp
> - subq $192, %rsp
> + addq $-128, %rsp
> vmovups %zmm0, (%rsp)
> vmovups %zmm1, 64(%rsp)
> - vmovups (%rsp), %ymm0
> - vmovups 64(%rsp), %ymm1
> + /* ymm0 and ymm1 are already set. */
> call HIDDEN_JUMPTARGET(\callee)
> - vmovups %ymm0, 128(%rsp)
> - vmovups 32(%rsp), %ymm0
> vmovups 96(%rsp), %ymm1
> + vmovaps %ymm0, (%rsp)
> + vmovups 32(%rsp), %ymm0
> call HIDDEN_JUMPTARGET(\callee)
> - vmovups %ymm0, 160(%rsp)
> - vmovups 128(%rsp), %zmm0
> + /* combine ymm0 (return of second call) with result of first
> + call (saved on stack). */
> + vmovaps (%rsp), %ymm1
> + vinserti64x4 $0x1, %ymm0, %zmm1, %zmm0
> movq %rbp, %rsp
> cfi_def_cfa_register (%rsp)
> popq %rbp
> @@ -298,25 +268,20 @@
> movq %rsp, %rbp
> cfi_def_cfa_register (%rbp)
> andq $-64, %rsp
> - pushq %r12
> - pushq %r13
> - subq $176, %rsp
> - movq %rsi, %r13
> + subq $64, %rsp
> vmovaps %zmm0, (%rsp)
> - movq %rdi, %r12
> - vmovaps (%rsp), %ymm0
> + pushq %rbx
> + pushq %r14
> + movq %rdi, %rbx
> + movq %rsi, %r14
> + /* ymm0 is already set. */
> call HIDDEN_JUMPTARGET(\callee)
> - vmovaps 32(%rsp), %ymm0
> - lea 64(%rsp), %rdi
> - lea 96(%rsp), %rsi
> + vmovaps 48(%rsp), %ymm0
> + leaq 32(%rbx), %rdi
> + leaq 32(%r14), %rsi
> call HIDDEN_JUMPTARGET(\callee)
> - vmovaps 64(%rsp), %ymm0
> - vmovaps 96(%rsp), %ymm1
> - vmovaps %ymm0, 32(%r12)
> - vmovaps %ymm1, 32(%r13)
> - addq $176, %rsp
> - popq %r13
> - popq %r12
> + popq %r14
> + popq %rbx
> movq %rbp, %rsp
> cfi_def_cfa_register (%rsp)
> popq %rbp
> --
> 2.34.1
>
LGTM.
Thanks.
@@ -18,39 +18,38 @@
/* SSE2 ISA version as wrapper to scalar. */
.macro WRAPPER_IMPL_SSE2 callee
- subq $40, %rsp
- cfi_adjust_cfa_offset (40)
+ subq $24, %rsp
+ cfi_adjust_cfa_offset (24)
movaps %xmm0, (%rsp)
call JUMPTARGET(\callee)
- movsd %xmm0, 16(%rsp)
+ movsd %xmm0, (%rsp)
movsd 8(%rsp), %xmm0
call JUMPTARGET(\callee)
- movsd 16(%rsp), %xmm1
- movsd %xmm0, 24(%rsp)
+ movsd (%rsp), %xmm1
unpcklpd %xmm0, %xmm1
movaps %xmm1, %xmm0
- addq $40, %rsp
- cfi_adjust_cfa_offset (-40)
+ addq $24, %rsp
+ cfi_adjust_cfa_offset (-24)
ret
.endm
+
/* 2 argument SSE2 ISA version as wrapper to scalar. */
.macro WRAPPER_IMPL_SSE2_ff callee
- subq $56, %rsp
- cfi_adjust_cfa_offset (56)
+ subq $40, %rsp
+ cfi_adjust_cfa_offset (40)
movaps %xmm0, (%rsp)
movaps %xmm1, 16(%rsp)
call JUMPTARGET(\callee)
- movsd %xmm0, 32(%rsp)
+ movsd %xmm0, (%rsp)
movsd 8(%rsp), %xmm0
movsd 24(%rsp), %xmm1
call JUMPTARGET(\callee)
- movsd 32(%rsp), %xmm1
- movsd %xmm0, 40(%rsp)
+ movsd (%rsp), %xmm1
unpcklpd %xmm0, %xmm1
movaps %xmm1, %xmm0
- addq $56, %rsp
- cfi_adjust_cfa_offset (-56)
+ addq $40, %rsp
+ cfi_adjust_cfa_offset (-40)
ret
.endm
@@ -62,30 +61,18 @@
pushq %rbx
cfi_adjust_cfa_offset (8)
cfi_rel_offset (%rbx, 0)
+ subq $24, %rsp
+ cfi_adjust_cfa_offset (24)
+ movaps %xmm0, (%rsp)
movq %rdi, %rbp
movq %rsi, %rbx
- subq $40, %rsp
- cfi_adjust_cfa_offset (40)
- leaq 16(%rsp), %rsi
- leaq 24(%rsp), %rdi
- movaps %xmm0, (%rsp)
call JUMPTARGET(\callee)
- leaq 16(%rsp), %rsi
- leaq 24(%rsp), %rdi
- movsd 24(%rsp), %xmm0
- movapd (%rsp), %xmm1
- movsd %xmm0, 0(%rbp)
- unpckhpd %xmm1, %xmm1
- movsd 16(%rsp), %xmm0
- movsd %xmm0, (%rbx)
- movapd %xmm1, %xmm0
+ movsd 8(%rsp), %xmm0
+ leaq 8(%rbp), %rdi
+ leaq 8(%rbx), %rsi
call JUMPTARGET(\callee)
- movsd 24(%rsp), %xmm0
- movsd %xmm0, 8(%rbp)
- movsd 16(%rsp), %xmm0
- movsd %xmm0, 8(%rbx)
- addq $40, %rsp
- cfi_adjust_cfa_offset (-40)
+ addq $24, %rsp
+ cfi_adjust_cfa_offset (-24)
popq %rbx
cfi_adjust_cfa_offset (-8)
cfi_restore (%rbx)
@@ -104,15 +91,17 @@
cfi_def_cfa_register (%rbp)
andq $-32, %rsp
subq $32, %rsp
- vextractf128 $1, %ymm0, (%rsp)
+ vmovaps %ymm0, (%rsp)
vzeroupper
call HIDDEN_JUMPTARGET(\callee)
- vmovapd %xmm0, 16(%rsp)
- vmovaps (%rsp), %xmm0
+ vmovaps %xmm0, (%rsp)
+ vmovaps 16(%rsp), %xmm0
call HIDDEN_JUMPTARGET(\callee)
- vmovapd %xmm0, %xmm1
- vmovapd 16(%rsp), %xmm0
- vinsertf128 $1, %xmm1, %ymm0, %ymm0
+ /* combine xmm0 (return of second call) with result of first
+ call (saved on stack). Might be worth exploring logic that
+ uses `vpblend` and reads in ymm1 using -16(rsp). */
+ vmovaps (%rsp), %xmm1
+ vinsertf128 $1, %xmm0, %ymm1, %ymm0
movq %rbp, %rsp
cfi_def_cfa_register (%rsp)
popq %rbp
@@ -130,17 +119,19 @@
cfi_def_cfa_register (%rbp)
andq $-32, %rsp
subq $64, %rsp
- vextractf128 $1, %ymm0, 16(%rsp)
- vextractf128 $1, %ymm1, (%rsp)
+ vmovaps %ymm0, (%rsp)
+ vmovaps %ymm1, 32(%rsp)
vzeroupper
call HIDDEN_JUMPTARGET(\callee)
- vmovaps %xmm0, 32(%rsp)
+ vmovaps 48(%rsp), %xmm1
+ vmovaps %xmm0, (%rsp)
vmovaps 16(%rsp), %xmm0
- vmovaps (%rsp), %xmm1
call HIDDEN_JUMPTARGET(\callee)
- vmovaps %xmm0, %xmm1
- vmovaps 32(%rsp), %xmm0
- vinsertf128 $1, %xmm1, %ymm0, %ymm0
+ /* combine xmm0 (return of second call) with result of first
+ call (saved on stack). Might be worth exploring logic that
+ uses `vpblend` and reads in ymm1 using -16(rsp). */
+ vmovaps (%rsp), %xmm1
+ vinsertf128 $1, %xmm0, %ymm1, %ymm0
movq %rbp, %rsp
cfi_def_cfa_register (%rsp)
popq %rbp
@@ -155,35 +146,21 @@
cfi_adjust_cfa_offset (8)
cfi_rel_offset (%rbp, 0)
movq %rsp, %rbp
- cfi_def_cfa_register (%rbp)
andq $-32, %rsp
- pushq %r13
- cfi_adjust_cfa_offset (8)
- cfi_rel_offset (%r13, 0)
+ subq $32, %rsp
+ vmovaps %ymm0, (%rsp)
+ pushq %rbx
pushq %r14
- cfi_adjust_cfa_offset (8)
- cfi_rel_offset (%r14, 0)
- subq $48, %rsp
+ movq %rdi, %rbx
movq %rsi, %r14
- movq %rdi, %r13
- vextractf128 $1, %ymm0, 32(%rsp)
vzeroupper
call HIDDEN_JUMPTARGET(\callee)
vmovaps 32(%rsp), %xmm0
- lea (%rsp), %rdi
- lea 16(%rsp), %rsi
+ leaq 16(%rbx), %rdi
+ leaq 16(%r14), %rsi
call HIDDEN_JUMPTARGET(\callee)
- vmovapd (%rsp), %xmm0
- vmovapd 16(%rsp), %xmm1
- vmovapd %xmm0, 16(%r13)
- vmovapd %xmm1, 16(%r14)
- addq $48, %rsp
popq %r14
- cfi_adjust_cfa_offset (-8)
- cfi_restore (%r14)
- popq %r13
- cfi_adjust_cfa_offset (-8)
- cfi_restore (%r13)
+ popq %rbx
movq %rbp, %rsp
cfi_def_cfa_register (%rsp)
popq %rbp
@@ -200,15 +177,16 @@
movq %rsp, %rbp
cfi_def_cfa_register (%rbp)
andq $-64, %rsp
- subq $128, %rsp
+ subq $64, %rsp
vmovups %zmm0, (%rsp)
- vmovupd (%rsp), %ymm0
call HIDDEN_JUMPTARGET(\callee)
- vmovupd %ymm0, 64(%rsp)
+ vmovupd %ymm0, (%rsp)
vmovupd 32(%rsp), %ymm0
call HIDDEN_JUMPTARGET(\callee)
- vmovupd %ymm0, 96(%rsp)
- vmovups 64(%rsp), %zmm0
+ /* combine ymm0 (return of second call) with result of first
+ call (saved on stack). */
+ vmovaps (%rsp), %ymm1
+ vinserti64x4 $0x1, %ymm0, %zmm1, %zmm0
movq %rbp, %rsp
cfi_def_cfa_register (%rsp)
popq %rbp
@@ -225,18 +203,19 @@
movq %rsp, %rbp
cfi_def_cfa_register (%rbp)
andq $-64, %rsp
- subq $192, %rsp
+ addq $-128, %rsp
vmovups %zmm0, (%rsp)
vmovups %zmm1, 64(%rsp)
- vmovupd (%rsp), %ymm0
- vmovupd 64(%rsp), %ymm1
+ /* ymm0 and ymm1 are already set. */
call HIDDEN_JUMPTARGET(\callee)
- vmovupd %ymm0, 128(%rsp)
- vmovupd 32(%rsp), %ymm0
- vmovupd 96(%rsp), %ymm1
+ vmovups 96(%rsp), %ymm1
+ vmovaps %ymm0, (%rsp)
+ vmovups 32(%rsp), %ymm0
call HIDDEN_JUMPTARGET(\callee)
- vmovupd %ymm0, 160(%rsp)
- vmovups 128(%rsp), %zmm0
+ /* combine ymm0 (return of second call) with result of first
+ call (saved on stack). */
+ vmovaps (%rsp), %ymm1
+ vinserti64x4 $0x1, %ymm0, %zmm1, %zmm0
movq %rbp, %rsp
cfi_def_cfa_register (%rsp)
popq %rbp
@@ -253,34 +232,20 @@
movq %rsp, %rbp
cfi_def_cfa_register (%rbp)
andq $-64, %rsp
- pushq %r12
- cfi_adjust_cfa_offset (8)
- cfi_rel_offset (%r12, 0)
- pushq %r13
- cfi_adjust_cfa_offset (8)
- cfi_rel_offset (%r13, 0)
- subq $176, %rsp
- movq %rsi, %r13
- vmovups %zmm0, (%rsp)
- movq %rdi, %r12
- vmovupd (%rsp), %ymm0
+ subq $64, %rsp
+ vmovaps %zmm0, (%rsp)
+ pushq %rbx
+ pushq %r14
+ movq %rdi, %rbx
+ movq %rsi, %r14
+ /* ymm0 is already set. */
call HIDDEN_JUMPTARGET(\callee)
- vmovupd 32(%rsp), %ymm0
- lea 64(%rsp), %rdi
- lea 96(%rsp), %rsi
+ vmovaps 48(%rsp), %ymm0
+ leaq 32(%rbx), %rdi
+ leaq 32(%r14), %rsi
call HIDDEN_JUMPTARGET(\callee)
- vmovupd 64(%rsp), %ymm0
- vmovupd 96(%rsp), %ymm1
- vmovupd %ymm0, 32(%r12)
- vmovupd %ymm1, 32(%r13)
- vzeroupper
- addq $176, %rsp
- popq %r13
- cfi_adjust_cfa_offset (-8)
- cfi_restore (%r13)
- popq %r12
- cfi_adjust_cfa_offset (-8)
- cfi_restore (%r12)
+ popq %r14
+ popq %rbx
movq %rbp, %rsp
cfi_def_cfa_register (%rsp)
popq %rbp
@@ -18,61 +18,66 @@
/* SSE2 ISA version as wrapper to scalar. */
.macro WRAPPER_IMPL_SSE2 callee
- subq $40, %rsp
- cfi_adjust_cfa_offset (40)
+ push %rbx
+ cfi_adjust_cfa_offset (8)
+ cfi_rel_offset (%rbx, 0)
+ subq $16, %rsp
+ cfi_adjust_cfa_offset (16)
movaps %xmm0, (%rsp)
call JUMPTARGET(\callee)
- movss %xmm0, 16(%rsp)
+ movss %xmm0, (%rsp)
movss 4(%rsp), %xmm0
call JUMPTARGET(\callee)
- movss %xmm0, 20(%rsp)
+ movss %xmm0, 4(%rsp)
movss 8(%rsp), %xmm0
call JUMPTARGET(\callee)
- movss %xmm0, 24(%rsp)
+ movd %xmm0, %ebx
movss 12(%rsp), %xmm0
call JUMPTARGET(\callee)
- movss 16(%rsp), %xmm3
- movss 20(%rsp), %xmm2
- movss 24(%rsp), %xmm1
- movss %xmm0, 28(%rsp)
- unpcklps %xmm1, %xmm3
- unpcklps %xmm0, %xmm2
- unpcklps %xmm2, %xmm3
- movaps %xmm3, %xmm0
- addq $40, %rsp
- cfi_adjust_cfa_offset (-40)
+ movd %ebx, %xmm1
+ unpcklps %xmm0, %xmm1
+ movsd (%rsp), %xmm0
+ unpcklpd %xmm1, %xmm0
+ addq $16, %rsp
+ cfi_adjust_cfa_offset (-16)
+ popq %rbx
+ cfi_adjust_cfa_offset (-8)
+ cfi_restore (%rbx)
ret
.endm
/* 2 argument SSE2 ISA version as wrapper to scalar. */
.macro WRAPPER_IMPL_SSE2_ff callee
- subq $56, %rsp
- cfi_adjust_cfa_offset (56)
+ push %rbx
+ cfi_adjust_cfa_offset (8)
+ cfi_rel_offset (%rbx, 0)
+ subq $32, %rsp
+ cfi_adjust_cfa_offset (40)
movaps %xmm0, (%rsp)
movaps %xmm1, 16(%rsp)
call JUMPTARGET(\callee)
- movss %xmm0, 32(%rsp)
- movss 4(%rsp), %xmm0
movss 20(%rsp), %xmm1
+ movss %xmm0, 0(%rsp)
+ movss 4(%rsp), %xmm0
call JUMPTARGET(\callee)
- movss %xmm0, 36(%rsp)
- movss 8(%rsp), %xmm0
movss 24(%rsp), %xmm1
+ movss %xmm0, 4(%rsp)
+ movss 8(%rsp), %xmm0
call JUMPTARGET(\callee)
- movss %xmm0, 40(%rsp)
- movss 12(%rsp), %xmm0
movss 28(%rsp), %xmm1
+ movd %xmm0, %ebx
+ movss 12(%rsp), %xmm0
call JUMPTARGET(\callee)
- movss 32(%rsp), %xmm3
- movss 36(%rsp), %xmm2
- movss 40(%rsp), %xmm1
- movss %xmm0, 44(%rsp)
- unpcklps %xmm1, %xmm3
- unpcklps %xmm0, %xmm2
- unpcklps %xmm2, %xmm3
- movaps %xmm3, %xmm0
- addq $56, %rsp
- cfi_adjust_cfa_offset (-56)
+ /* merge 4x results into xmm0. */
+ movd %ebx, %xmm1
+ unpcklps %xmm0, %xmm1
+ movsd (%rsp), %xmm0
+ unpcklpd %xmm1, %xmm0
+ addq $32, %rsp
+ cfi_adjust_cfa_offset (-32)
+ popq %rbx
+ cfi_adjust_cfa_offset (-8)
+ cfi_restore (%rbx)
ret
.endm
@@ -86,48 +91,24 @@
cfi_rel_offset (%rbx, 0)
movq %rdi, %rbp
movq %rsi, %rbx
- subq $40, %rsp
- cfi_adjust_cfa_offset (40)
- leaq 24(%rsp), %rsi
- leaq 28(%rsp), %rdi
+ subq $24, %rsp
+ cfi_adjust_cfa_offset (24)
movaps %xmm0, (%rsp)
call JUMPTARGET(\callee)
- leaq 24(%rsp), %rsi
- leaq 28(%rsp), %rdi
- movss 28(%rsp), %xmm0
- movss %xmm0, 0(%rbp)
- movaps (%rsp), %xmm1
- movss 24(%rsp), %xmm0
- movss %xmm0, (%rbx)
- movaps %xmm1, %xmm0
- shufps $85, %xmm1, %xmm0
+ movss 4(%rsp), %xmm0
+ leaq 4(%rbp), %rdi
+ leaq 4(%rbx), %rsi
call JUMPTARGET(\callee)
- movss 28(%rsp), %xmm0
- leaq 24(%rsp), %rsi
- movss %xmm0, 4(%rbp)
- leaq 28(%rsp), %rdi
- movaps (%rsp), %xmm1
- movss 24(%rsp), %xmm0
- movss %xmm0, 4(%rbx)
- movaps %xmm1, %xmm0
- unpckhps %xmm1, %xmm0
+ movss 8(%rsp), %xmm0
+ leaq 8(%rbp), %rdi
+ leaq 8(%rbx), %rsi
call JUMPTARGET(\callee)
- movaps (%rsp), %xmm1
- leaq 24(%rsp), %rsi
- leaq 28(%rsp), %rdi
- movss 28(%rsp), %xmm0
- shufps $255, %xmm1, %xmm1
- movss %xmm0, 8(%rbp)
- movss 24(%rsp), %xmm0
- movss %xmm0, 8(%rbx)
- movaps %xmm1, %xmm0
+ movss 12(%rsp), %xmm0
+ leaq 12(%rbp), %rdi
+ leaq 12(%rbx), %rsi
call JUMPTARGET(\callee)
- movss 28(%rsp), %xmm0
- movss %xmm0, 12(%rbp)
- movss 24(%rsp), %xmm0
- movss %xmm0, 12(%rbx)
- addq $40, %rsp
- cfi_adjust_cfa_offset (-40)
+ addq $24, %rsp
+ cfi_adjust_cfa_offset (-24)
popq %rbx
cfi_adjust_cfa_offset (-8)
cfi_restore (%rbx)
@@ -146,15 +127,17 @@
cfi_def_cfa_register (%rbp)
andq $-32, %rsp
subq $32, %rsp
- vextractf128 $1, %ymm0, (%rsp)
+ vmovaps %ymm0, (%rsp)
vzeroupper
call HIDDEN_JUMPTARGET(\callee)
- vmovaps %xmm0, 16(%rsp)
- vmovaps (%rsp), %xmm0
- call HIDDEN_JUMPTARGET(\callee)
- vmovaps %xmm0, %xmm1
+ vmovaps %xmm0, (%rsp)
vmovaps 16(%rsp), %xmm0
- vinsertf128 $1, %xmm1, %ymm0, %ymm0
+ call HIDDEN_JUMPTARGET(\callee)
+ /* combine xmm0 (return of second call) with result of first
+ call (saved on stack). Might be worth exploring logic that
+ uses `vpblend` and reads in ymm1 using -16(rsp). */
+ vmovaps (%rsp), %xmm1
+ vinsertf128 $1, %xmm0, %ymm1, %ymm0
movq %rbp, %rsp
cfi_def_cfa_register (%rsp)
popq %rbp
@@ -172,17 +155,19 @@
cfi_def_cfa_register (%rbp)
andq $-32, %rsp
subq $64, %rsp
- vextractf128 $1, %ymm0, 16(%rsp)
- vextractf128 $1, %ymm1, (%rsp)
+ vmovaps %ymm0, (%rsp)
+ vmovaps %ymm1, 32(%rsp)
vzeroupper
call HIDDEN_JUMPTARGET(\callee)
- vmovaps %xmm0, 32(%rsp)
+ vmovaps 48(%rsp), %xmm1
+ vmovaps %xmm0, (%rsp)
vmovaps 16(%rsp), %xmm0
- vmovaps (%rsp), %xmm1
call HIDDEN_JUMPTARGET(\callee)
- vmovaps %xmm0, %xmm1
- vmovaps 32(%rsp), %xmm0
- vinsertf128 $1, %xmm1, %ymm0, %ymm0
+ /* combine xmm0 (return of second call) with result of first
+ call (saved on stack). Might be worth exploring logic that
+ uses `vpblend` and reads in ymm1 using -16(rsp). */
+ vmovaps (%rsp), %xmm1
+ vinsertf128 $1, %xmm0, %ymm1, %ymm0
movq %rbp, %rsp
cfi_def_cfa_register (%rsp)
popq %rbp
@@ -197,38 +182,21 @@
cfi_adjust_cfa_offset (8)
cfi_rel_offset (%rbp, 0)
movq %rsp, %rbp
- cfi_def_cfa_register (%rbp)
andq $-32, %rsp
- pushq %r13
- cfi_adjust_cfa_offset (8)
- cfi_rel_offset (%r13, 0)
+ subq $32, %rsp
+ vmovaps %ymm0, (%rsp)
+ pushq %rbx
pushq %r14
- cfi_adjust_cfa_offset (8)
- cfi_rel_offset (%r14, 0)
- subq $48, %rsp
+ movq %rdi, %rbx
movq %rsi, %r14
- vmovaps %ymm0, (%rsp)
- movq %rdi, %r13
- vmovaps 16(%rsp), %xmm1
- vmovaps %xmm1, 32(%rsp)
vzeroupper
- vmovaps (%rsp), %xmm0
call HIDDEN_JUMPTARGET(\callee)
vmovaps 32(%rsp), %xmm0
- lea (%rsp), %rdi
- lea 16(%rsp), %rsi
+ leaq 16(%rbx), %rdi
+ leaq 16(%r14), %rsi
call HIDDEN_JUMPTARGET(\callee)
- vmovaps (%rsp), %xmm0
- vmovaps 16(%rsp), %xmm1
- vmovaps %xmm0, 16(%r13)
- vmovaps %xmm1, 16(%r14)
- addq $48, %rsp
popq %r14
- cfi_adjust_cfa_offset (-8)
- cfi_restore (%r14)
- popq %r13
- cfi_adjust_cfa_offset (-8)
- cfi_restore (%r13)
+ popq %rbx
movq %rbp, %rsp
cfi_def_cfa_register (%rsp)
popq %rbp
@@ -245,15 +213,16 @@
movq %rsp, %rbp
cfi_def_cfa_register (%rbp)
andq $-64, %rsp
- subq $128, %rsp
+ subq $64, %rsp
vmovups %zmm0, (%rsp)
- vmovupd (%rsp), %ymm0
call HIDDEN_JUMPTARGET(\callee)
- vmovupd %ymm0, 64(%rsp)
+ vmovupd %ymm0, (%rsp)
vmovupd 32(%rsp), %ymm0
call HIDDEN_JUMPTARGET(\callee)
- vmovupd %ymm0, 96(%rsp)
- vmovups 64(%rsp), %zmm0
+ /* combine ymm0 (return of second call) with result of first
+ call (saved on stack). */
+ vmovaps (%rsp), %ymm1
+ vinserti64x4 $0x1, %ymm0, %zmm1, %zmm0
movq %rbp, %rsp
cfi_def_cfa_register (%rsp)
popq %rbp
@@ -270,18 +239,19 @@
movq %rsp, %rbp
cfi_def_cfa_register (%rbp)
andq $-64, %rsp
- subq $192, %rsp
+ addq $-128, %rsp
vmovups %zmm0, (%rsp)
vmovups %zmm1, 64(%rsp)
- vmovups (%rsp), %ymm0
- vmovups 64(%rsp), %ymm1
+ /* ymm0 and ymm1 are already set. */
call HIDDEN_JUMPTARGET(\callee)
- vmovups %ymm0, 128(%rsp)
- vmovups 32(%rsp), %ymm0
vmovups 96(%rsp), %ymm1
+ vmovaps %ymm0, (%rsp)
+ vmovups 32(%rsp), %ymm0
call HIDDEN_JUMPTARGET(\callee)
- vmovups %ymm0, 160(%rsp)
- vmovups 128(%rsp), %zmm0
+ /* combine ymm0 (return of second call) with result of first
+ call (saved on stack). */
+ vmovaps (%rsp), %ymm1
+ vinserti64x4 $0x1, %ymm0, %zmm1, %zmm0
movq %rbp, %rsp
cfi_def_cfa_register (%rsp)
popq %rbp
@@ -298,25 +268,20 @@
movq %rsp, %rbp
cfi_def_cfa_register (%rbp)
andq $-64, %rsp
- pushq %r12
- pushq %r13
- subq $176, %rsp
- movq %rsi, %r13
+ subq $64, %rsp
vmovaps %zmm0, (%rsp)
- movq %rdi, %r12
- vmovaps (%rsp), %ymm0
+ pushq %rbx
+ pushq %r14
+ movq %rdi, %rbx
+ movq %rsi, %r14
+ /* ymm0 is already set. */
call HIDDEN_JUMPTARGET(\callee)
- vmovaps 32(%rsp), %ymm0
- lea 64(%rsp), %rdi
- lea 96(%rsp), %rsi
+ vmovaps 48(%rsp), %ymm0
+ leaq 32(%rbx), %rdi
+ leaq 32(%r14), %rsi
call HIDDEN_JUMPTARGET(\callee)
- vmovaps 64(%rsp), %ymm0
- vmovaps 96(%rsp), %ymm1
- vmovaps %ymm0, 32(%r12)
- vmovaps %ymm1, 32(%r13)
- addq $176, %rsp
- popq %r13
- popq %r12
+ popq %r14
+ popq %rbx
movq %rbp, %rsp
cfi_def_cfa_register (%rsp)
popq %rbp