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-rw-r--r--sysdeps/sparc/sparc64/dl-machine.h16
-rw-r--r--sysdeps/sparc/sparc64/lshift.S127
-rw-r--r--sysdeps/sparc/sparc64/mul_1.S7
-rw-r--r--sysdeps/sparc/sparc64/rshift.S121
-rw-r--r--sysdeps/sparc/sparc64/submul_1.S38
5 files changed, 153 insertions, 156 deletions
diff --git a/sysdeps/sparc/sparc64/dl-machine.h b/sysdeps/sparc/sparc64/dl-machine.h
index b042989881..5a86ec57d8 100644
--- a/sysdeps/sparc/sparc64/dl-machine.h
+++ b/sysdeps/sparc/sparc64/dl-machine.h
@@ -25,6 +25,9 @@
#include <elf/ldsodefs.h>
#include <sysdep.h>
+#define ELF64_R_TYPE_ID(info) ((info) & 0xff)
+#define ELF64_R_TYPE_DATA(info) ((info) >> 8)
+
/* Return nonzero iff E_MACHINE is compatible with the running host. */
static inline int
elf_machine_matches_host (Elf64_Half e_machine)
@@ -178,14 +181,14 @@ elf_machine_rela (struct link_map *map, const Elf64_Rela *reloc,
weak_extern (_dl_rtld_map);
#endif
- if (ELF64_R_TYPE (reloc->r_info) == R_SPARC_RELATIVE)
+ if (ELF64_R_TYPE_ID (reloc->r_info) == R_SPARC_RELATIVE)
{
#ifndef RTLD_BOOTSTRAP
if (map != &_dl_rtld_map) /* Already done in rtld itself. */
#endif
*reloc_addr = map->l_addr + reloc->r_addend;
}
- else if (ELF64_R_TYPE (reloc->r_info) != R_SPARC_NONE) /* Who is Wilbur? */
+ else if (ELF64_R_TYPE_ID (reloc->r_info) != R_SPARC_NONE) /* Who is Wilbur? */
{
const Elf64_Sym *const refsym = sym;
Elf64_Addr value;
@@ -194,13 +197,13 @@ elf_machine_rela (struct link_map *map, const Elf64_Rela *reloc,
value = map->l_addr;
else
{
- value = RESOLVE (&sym, version, ELF64_R_TYPE (reloc->r_info));
+ value = RESOLVE (&sym, version, ELF64_R_TYPE_ID (reloc->r_info));
if (sym)
value += sym->st_value;
}
value += reloc->r_addend; /* Assume copy relocs have zero addend. */
- switch (ELF64_R_TYPE (reloc->r_info))
+ switch (ELF64_R_TYPE_ID (reloc->r_info))
{
case R_SPARC_COPY:
if (sym == NULL)
@@ -262,6 +265,11 @@ elf_machine_rela (struct link_map *map, const Elf64_Rela *reloc,
((*(unsigned int *)reloc_addr & 0xffc00000) |
(value >> 10));
break;
+ case R_SPARC_OLO10:
+ *(unsigned int *) reloc_addr =
+ ((*(unsigned int *)reloc_addr & ~0x1fff) |
+ (((value & 0x3ff) + ELF64_R_TYPE_DATA (reloc->r_info)) & 0x1fff));
+ break;
/* MEDMID code model relocs */
case R_SPARC_H44:
diff --git a/sysdeps/sparc/sparc64/lshift.S b/sysdeps/sparc/sparc64/lshift.S
index f211924ddb..4f265ad96b 100644
--- a/sysdeps/sparc/sparc64/lshift.S
+++ b/sysdeps/sparc/sparc64/lshift.S
@@ -1,6 +1,6 @@
/* SPARC v9 __mpn_lshift --
- Copyright (C) 1996 Free Software Foundation, Inc.
+ Copyright (C) 1996, 1999 Free Software Foundation, Inc.
This file is part of the GNU MP Library.
@@ -22,75 +22,72 @@
#include <sysdep.h>
/* INPUT PARAMETERS
- res_ptr %i0
- src_ptr %i1
- size %i2
- cnt %i3 */
+ res_ptr %o0
+ src_ptr %o1
+ size %o2
+ cnt %o3 */
ENTRY(__mpn_lshift)
- save %sp, -192, %sp
-
- sllx %i2,3,%g1
- add %i1,%g1,%i1 ! make %i1 point at end of src
- ldx [%i1-8],%g2 ! load first limb
- sub %g0,%i3,%i5 ! negate shift count
- add %i0,%g1,%i0 ! make %i0 point at end of res
- add %i2,-1,%i2
- and %i2,4-1,%l4 ! number of limbs in first loop
- srlx %g2,%i5,%g1 ! compute function result
- brz,pn %l4,.L0 ! if multiple of 4 limbs, skip first loop
- mov %g1,%l1
-
- sub %i2,%l4,%i2 ! adjust count for main loop
-
-.Loop0: ldx [%i1-16],%g3
- add %i0,-8,%i0
- add %i1,-8,%i1
- add %l4,-1,%l4
- sllx %g2,%i3,%i4
- srlx %g3,%i5,%g1
+ sllx %o2,3,%g1
+ add %o1,%g1,%o1 ! make %o1 point at end of src
+ ldx [%o1-8],%g2 ! load first limb
+ sub %g0,%o3,%o5 ! negate shift count
+ add %o0,%g1,%o0 ! make %o0 point at end of res
+ add %o2,-1,%o2
+ andcc %o2,4-1,%g4 ! number of limbs in first loop
+ srlx %g2,%o5,%g1 ! compute function result
+ be,pn %xcc,.L0 ! if multiple of 4 limbs, skip first loop
+ mov %g1,%g5
+
+ sub %o2,%g4,%o2 ! adjust count for main loop
+
+.Loop0: ldx [%o1-16],%g3
+ add %o0,-8,%o0
+ add %o1,-8,%o1
+ sllx %g2,%o3,%o4
+ addcc %g4,-1,%g4
+ srlx %g3,%o5,%g1
mov %g3,%g2
- or %i4,%g1,%i4
- brnz,pt %l4,.Loop0
- stx %i4,[%i0+0]
+ or %o4,%g1,%o4
+ bne,pt %xcc,.Loop0
+ stx %o4,[%o0+0]
-.L0: brz,pn %i2,.Lend
+.L0: brz,pn %o2,.Lend
nop
-.Loop: ldx [%i1-16],%g3
- add %i0,-32,%i0
- add %i2,-4,%i2
- sllx %g2,%i3,%i4
- srlx %g3,%i5,%g1
-
- ldx [%i1-24],%g2
- sllx %g3,%i3,%l4
- or %i4,%g1,%i4
- stx %i4,[%i0+24]
- srlx %g2,%i5,%g1
-
- ldx [%i1-32],%g3
- sllx %g2,%i3,%i4
- or %l4,%g1,%l4
- stx %l4,[%i0+16]
- srlx %g3,%i5,%g1
-
- ldx [%i1-40],%g2
- sllx %g3,%i3,%l4
- or %i4,%g1,%i4
- stx %i4,[%i0+8]
- srlx %g2,%i5,%g1
-
- add %i1,-32,%i1
- or %l4,%g1,%l4
- brnz,pt %i2,.Loop
- stx %l4,[%i0+0]
-
-.Lend: sllx %g2,%i3,%g2
- stx %g2,[%i0-8]
-
- mov %l1,%i0
- jmpl %i7+8, %g0
- restore
+.Loop: ldx [%o1-16],%g3
+ add %o0,-32,%o0
+ sllx %g2,%o3,%o4
+ addcc %o2,-4,%o2
+ srlx %g3,%o5,%g1
+
+ ldx [%o1-24],%g2
+ sllx %g3,%o3,%g4
+ or %o4,%g1,%o4
+ stx %o4,[%o0+24]
+ srlx %g2,%o5,%g1
+
+ ldx [%o1-32],%g3
+ sllx %g2,%o3,%o4
+ or %g4,%g1,%g4
+ stx %g4,[%o0+16]
+ srlx %g3,%o5,%g1
+
+ ldx [%o1-40],%g2
+ sllx %g3,%o3,%g4
+ or %o4,%g1,%o4
+ stx %o4,[%o0+8]
+ srlx %g2,%o5,%g1
+
+ add %o1,-32,%o1
+ or %g4,%g1,%g4
+ bne,pt %xcc,.Loop
+ stx %g4,[%o0+0]
+
+.Lend: sllx %g2,%o3,%g2
+ stx %g2,[%o0-8]
+
+ jmpl %o7+8, %g0
+ mov %g5,%o0
END(__mpn_lshift)
diff --git a/sysdeps/sparc/sparc64/mul_1.S b/sysdeps/sparc/sparc64/mul_1.S
index 757856b4cd..67b9696682 100644
--- a/sysdeps/sparc/sparc64/mul_1.S
+++ b/sysdeps/sparc/sparc64/mul_1.S
@@ -72,13 +72,12 @@ ENTRY(__mpn_mul_1)
addcc %i0,%o0,%i0 ! add cy_limb to low 64 bits of result
mov 0,%g5
movcs %xcc,1,%g5
- add %o7,1,%o7
+ addcc %o7,1,%o7
stx %i0,[%o4+%g1]
- brnz %o7,.Loop
+ bne,pt %xcc,.Loop
add %i1,%g5,%o0 ! compute new cy_limb
- mov %o0,%i0
jmpl %i7+8,%g0
- restore
+ restore %o0,%g0,%o0
END(__mpn_mul_1)
diff --git a/sysdeps/sparc/sparc64/rshift.S b/sysdeps/sparc/sparc64/rshift.S
index 51eb4af3ab..f43d25efe8 100644
--- a/sysdeps/sparc/sparc64/rshift.S
+++ b/sysdeps/sparc/sparc64/rshift.S
@@ -1,6 +1,6 @@
/* SPARC v9 __mpn_rshift --
- Copyright (C) 1996 Free Software Foundation, Inc.
+ Copyright (C) 1996, 1999 Free Software Foundation, Inc.
This file is part of the GNU MP Library.
@@ -22,72 +22,69 @@
#include <sysdep.h>
/* INPUT PARAMETERS
- res_ptr %i0
- src_ptr %i1
- size %i2
- cnt %i3 */
+ res_ptr %o0
+ src_ptr %o1
+ size %o2
+ cnt %o3 */
ENTRY(__mpn_rshift)
- save %sp, -192, %sp
-
- ldx [%i1],%g2 ! load first limb
- sub %g0,%i3,%i5 ! negate shift count
- add %i2,-1,%i2
- and %i2,4-1,%l4 ! number of limbs in first loop
- sllx %g2,%i5,%g1 ! compute function result
- brz,pn %l4,.L0 ! if multiple of 4 limbs, skip first loop
- mov %g1,%l1
-
- sub %i2,%l4,%i2 ! adjust count for main loop
-
-.Loop0: ldx [%i1+8],%g3
- add %i0,8,%i0
- add %i1,8,%i1
- add %l4,-1,%l4
- srlx %g2,%i3,%i4
- sllx %g3,%i5,%g1
+ ldx [%o1],%g2 ! load first limb
+ sub %g0,%o3,%o5 ! negate shift count
+ add %o2,-1,%o2
+ andcc %o2,4-1,%g4 ! number of limbs in first loop
+ sllx %g2,%o5,%g1 ! compute function result
+ be,pn %xcc,.L0 ! if multiple of 4 limbs, skip first loop
+ mov %g1,%g5
+
+ sub %o2,%g4,%o2 ! adjust count for main loop
+
+.Loop0: ldx [%o1+8],%g3
+ add %o0,8,%o0
+ add %o1,8,%o1
+ srlx %g2,%o3,%o4
+ addcc %g4,-1,%g4
+ sllx %g3,%o5,%g1
mov %g3,%g2
- or %i4,%g1,%i4
- brnz,pt %l4,.Loop0
- stx %i4,[%i0-8]
+ or %o4,%g1,%o4
+ bne,pt %xcc,.Loop0
+ stx %o4,[%o0-8]
-.L0: brz,pn %i2,.Lend
+.L0: brz,pn %o2,.Lend
nop
-.Loop: ldx [%i1+8],%g3
- add %i0,32,%i0
- add %i2,-4,%i2
- srlx %g2,%i3,%i4
- sllx %g3,%i5,%g1
-
- ldx [%i1+16],%g2
- srlx %g3,%i3,%l4
- or %i4,%g1,%i4
- stx %i4,[%i0-32]
- sllx %g2,%i5,%g1
-
- ldx [%i1+24],%g3
- srlx %g2,%i3,%i4
- or %l4,%g1,%l4
- stx %l4,[%i0-24]
- sllx %g3,%i5,%g1
-
- ldx [%i1+32],%g2
- srlx %g3,%i3,%l4
- or %i4,%g1,%i4
- stx %i4,[%i0-16]
- sllx %g2,%i5,%g1
-
- add %i1,32,%i1
- or %l4,%g1,%l4
- brnz %i2,.Loop
- stx %l4,[%i0-8]
-
-.Lend: srlx %g2,%i3,%g2
- stx %g2,[%i0-0]
-
- mov %l1,%i0
- jmpl %i7+8,%g0
- restore
+.Loop: ldx [%o1+8],%g3
+ add %o0,32,%o0
+ srlx %g2,%o3,%o4
+ addcc %o2,-4,%o2
+ sllx %g3,%o5,%g1
+
+ ldx [%o1+16],%g2
+ srlx %g3,%o3,%g4
+ or %o4,%g1,%o4
+ stx %o4,[%o0-32]
+ sllx %g2,%o5,%g1
+
+ ldx [%o1+24],%g3
+ srlx %g2,%o3,%o4
+ or %g4,%g1,%g4
+ stx %g4,[%o0-24]
+ sllx %g3,%o5,%g1
+
+ ldx [%o1+32],%g2
+ srlx %g3,%o3,%g4
+ or %o4,%g1,%o4
+ stx %o4,[%o0-16]
+ sllx %g2,%o5,%g1
+
+ add %o1,32,%o1
+ or %g4,%g1,%g4
+ bne,pt %xcc,.Loop
+ stx %g4,[%o0-8]
+
+.Lend: srlx %g2,%o3,%g2
+ stx %g2,[%o0-0]
+
+ jmpl %o7+8,%g0
+ mov %g5,%o0
END(__mpn_rshift)
diff --git a/sysdeps/sparc/sparc64/submul_1.S b/sysdeps/sparc/sparc64/submul_1.S
index ce9a80464f..8f86916133 100644
--- a/sysdeps/sparc/sparc64/submul_1.S
+++ b/sysdeps/sparc/sparc64/submul_1.S
@@ -30,29 +30,26 @@
s2_limb o3 */
ENTRY(__mpn_submul_1)
- !#PROLOGUE# 0
save %sp,-192,%sp
- !#PROLOGUE# 1
sub %g0,%i2,%o7
- sllx %o7,3,%g5
- sub %i1,%g5,%o3
- sub %i0,%g5,%o4
mov 0,%o0 ! zero cy_limb
-
+ sllx %o7,3,%o7
+ sethi %hi(0x80000000),%o2
srl %i3,0,%o1 ! extract low 32 bits of s2_limb
+ sub %i1,%o7,%o3
srlx %i3,32,%i3 ! extract high 32 bits of s2_limb
- mov 1,%o2
- sllx %o2,32,%o2 ! o2 = 0x100000000
+ sub %i0,%o7,%o4
+ add %o2,%o2,%o2 ! o2 = 0x100000000
! hi !
! mid-1 !
! mid-2 !
! lo !
-.Loop:
- sllx %o7,3,%g1
- ldx [%o3+%g1],%g5
+1:
+ ldx [%o3+%o7],%g5
srl %g5,0,%i0 ! zero hi bits
+ ldx [%o4+%o7],%l1
srlx %g5,32,%g5
mulx %o1,%i0,%i4 ! lo product
mulx %i3,%i0,%i1 ! mid-1 product
@@ -63,25 +60,24 @@ ENTRY(__mpn_submul_1)
addcc %i1,%l2,%i1 ! add mid products
mov 0,%l0 ! we need the carry from that add...
movcs %xcc,%o2,%l0 ! ...compute it and...
+ sllx %i1,32,%i0 ! align low bits of mid product
add %i5,%l0,%i5 ! ...add to bit 32 of the hi product
- sllx %i1,32,%i0 ! align low bits of mid product
srl %i4,0,%g5 ! zero high 32 bits of lo product
add %i0,%g5,%i0 ! combine into low 64 bits of result
srlx %i1,32,%i1 ! extract high bits of mid product...
+ addcc %i0,%o0,%i0 ! add cy_limb to low 64 bits of result
add %i5,%i1,%i1 ! ...and add them to the high result
- addcc %i0,%o0,%i0 ! add cy_limb to low 64 bits of result
mov 0,%g5
movcs %xcc,1,%g5
- add %o7,1,%o7
- ldx [%o4+%g1],%l1
subcc %l1,%i0,%i0
- movcs %xcc,1,%g5
- stx %i0,[%o4+%g1]
- brnz %o7,.Loop
+ stx %i0,[%o4+%o7]
+ add %g5,1,%l1
+ movcs %xcc,%l1,%g5
+ addcc %o7,8,%o7
+ bne,pt %xcc,1b
add %i1,%g5,%o0 ! compute new cy_limb
- mov %o0,%i0
- jmpl %i7+8,%g0
- restore
+ jmpl %i7+8, %g0
+ restore %o0,%g0,%o0
END(__mpn_submul_1)
generated by cgit v1.2.3 (git 2.25.1) at 2024-12-30 21:01:25 +0000