niansa-misc/glibc
1
0
Fork 0
mirror of git://sourceware.org/git/glibc.git synced 2025-03-06 20:58:33 +01:00
Code Issues Projects Releases Packages Wiki Activity

LoongArch: Change to put magic number to .rodata section

Browse source 
Change to put magic number to .rodata section in memmove-lsx, and use
pcalau12i and %pc_lo12 with vld to get the data.
This commit is contained in:
dengjianbo 2023-09-13 15:35:01 +08:00 • committed by caiyinyu
parent 24279aecf3
commit 780adf7aea
1 changed files with 10 additions and 10 deletions
Show stats Download patch file Download diff file Expand all files Collapse all files

20
sysdeps/loongarch/lp64/multiarch/memmove-lsx.S
View file

@ -209,13 +209,10 @@ L(al_less_16):
nop nop
L(magic_num):
.dword 0x0706050403020100
.dword 0x0f0e0d0c0b0a0908
L(unaligned): L(unaligned):
pcaddi t2, -4 pcalau12i t2, %pc_hi20(L(INDEX))
bstrins.d a1, zero, 3, 0 bstrins.d a1, zero, 3, 0
vld vr8, t2, 0 vld vr8, t2, %pc_lo12(L(INDEX))
vld vr0, a1, 0 vld vr0, a1, 0
vld vr1, a1, 16 vld vr1, a1, 16
@ -413,13 +410,10 @@ L(back_al_less_16):
vst vr1, a0, 0 vst vr1, a0, 0
jr ra jr ra
L(magic_num_2):
.dword 0x0706050403020100
.dword 0x0f0e0d0c0b0a0908
L(back_unaligned): L(back_unaligned):
pcaddi t2, -4 pcalau12i t2, %pc_hi20(L(INDEX))
bstrins.d a4, zero, 3, 0 bstrins.d a4, zero, 3, 0
vld vr8, t2, 0 vld vr8, t2, %pc_lo12(L(INDEX))
vld vr0, a4, 0 vld vr0, a4, 0
vld vr1, a4, -16 vld vr1, a4, -16
@ -529,6 +523,12 @@ L(back_un_less_16):
jr ra jr ra
END(MEMMOVE_NAME) END(MEMMOVE_NAME)
.section .rodata.cst16,"M",@progbits,16
.align 4
L(INDEX):
.dword 0x0706050403020100
.dword 0x0f0e0d0c0b0a0908
libc_hidden_builtin_def (MEMCPY_NAME) libc_hidden_builtin_def (MEMCPY_NAME)
libc_hidden_builtin_def (MEMMOVE_NAME) libc_hidden_builtin_def (MEMMOVE_NAME)
#endif #endif