https://gcc.gnu.org/bugzilla/show_bug.cgi?id=55266
Richard Biener <rguenth at gcc dot gnu.org> changed:
What |Removed |Added
----------------------------------------------------------------------------
Resolution|--- |FIXED
Status|ASSIGNED |RESOLVED
--- Comment #6 from Richard Biener <rguenth at gcc dot gnu.org> ---
The original issue is fixed.
f:
.LFB0:
.cfi_startproc
movapd (%rdi), %xmm2
movapd 16(%rdi), %xmm1
movapd %xmm2, %xmm0
addpd %xmm2, %xmm0
addpd %xmm2, %xmm0
movaps %xmm0, (%rdi)
movapd %xmm1, %xmm0
addpd %xmm1, %xmm0
addpd %xmm1, %xmm0
movaps %xmm0, 16(%rdi)
ret
the issue in comment#4 as well I think:
_Z5dotd1Dv4_fS_:
.LFB3:
.cfi_startproc
movaps %xmm1, %xmm3
pxor %xmm2, %xmm2
movhlps %xmm0, %xmm2
cvtps2pd %xmm0, %xmm0
cvtps2pd %xmm2, %xmm1
pxor %xmm2, %xmm2
movhlps %xmm3, %xmm2
cvtps2pd %xmm3, %xmm3
cvtps2pd %xmm2, %xmm2
mulpd %xmm3, %xmm0
mulpd %xmm2, %xmm1
addpd %xmm0, %xmm1
movapd %xmm1, %xmm0
unpckhpd %xmm1, %xmm0
addpd %xmm1, %xmm0
cvtsd2ss %xmm0, %xmm0
ret
.cfi_endproc
.LFE3:
.size _Z5dotd1Dv4_fS_, .-_Z5dotd1Dv4_fS_
.p2align 4
.globl _Z5dotd2Dv4_fS_
.type _Z5dotd2Dv4_fS_, @function
_Z5dotd2Dv4_fS_:
.LFB4:
.cfi_startproc
movaps %xmm1, %xmm3
cvtps2pd %xmm0, %xmm4
pxor %xmm2, %xmm2
movhlps %xmm0, %xmm2
pxor %xmm0, %xmm0
movhlps %xmm3, %xmm0
cvtps2pd %xmm2, %xmm2
cvtps2pd %xmm1, %xmm1
cvtps2pd %xmm0, %xmm0
mulpd %xmm4, %xmm1
mulpd %xmm0, %xmm2
addpd %xmm2, %xmm1
movapd %xmm1, %xmm0
unpckhpd %xmm1, %xmm0
addpd %xmm1, %xmm0
cvtsd2ss %xmm0, %xmm0
ret
