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[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index] [xen master] Arm32: use new-style entry annotations for library code
commit dc7cf3b6706f017afe43195998a4f3aaf4ead7e1
Author: Jan Beulich <jbeulich@xxxxxxxx>
AuthorDate: Mon Mar 31 09:17:46 2025 +0200
Commit: Jan Beulich <jbeulich@xxxxxxxx>
CommitDate: Mon Mar 31 09:17:46 2025 +0200
Arm32: use new-style entry annotations for library code
No functional change, albeit all globals now become hidden, and aliasing
symbols (__aeabi_{u,}idiv) lose their function-ness and size.
Signed-off-by: Jan Beulich <jbeulich@xxxxxxxx>
Tested-by: Luca Fancellu <luca.fancellu@xxxxxxx> # arm
Acked-by: Julien Grall <jgrall@xxxxxxxxxx>
---
xen/arch/arm/arm32/lib/findbit.S | 32 ++++++++++++++---------------
xen/arch/arm/arm32/lib/lib1funcs.S | 42 ++++++++++++++++++--------------------
xen/arch/arm/arm32/lib/lshrdi3.S | 7 +++----
xen/arch/arm/arm32/lib/memchr.S | 5 ++---
xen/arch/arm/arm32/lib/memcpy.S | 4 ++--
xen/arch/arm/arm32/lib/memmove.S | 4 ++--
xen/arch/arm/arm32/lib/memset.S | 5 ++---
xen/arch/arm/arm32/lib/strchr.S | 5 ++---
xen/arch/arm/arm32/lib/strrchr.S | 5 ++---
9 files changed, 51 insertions(+), 58 deletions(-)
diff --git a/xen/arch/arm/arm32/lib/findbit.S b/xen/arch/arm/arm32/lib/findbit.S
index 00674a31ef..b57ded0d20 100644
--- a/xen/arch/arm/arm32/lib/findbit.S
+++ b/xen/arch/arm/arm32/lib/findbit.S
@@ -20,7 +20,7 @@
* Purpose : Find a 'zero' bit
* Prototype: int find_first_zero_bit(void *addr, unsigned int maxbit);
*/
-ENTRY(_find_first_zero_bit_le)
+FUNC(_find_first_zero_bit_le)
teq r1, #0
beq 3f
mov r2, #0
@@ -35,13 +35,13 @@ ENTRY(_find_first_zero_bit_le)
blo 1b
3: mov r0, r1 @ no free bits
mov pc, lr
-ENDPROC(_find_first_zero_bit_le)
+END(_find_first_zero_bit_le)
/*
* Purpose : Find next 'zero' bit
* Prototype: int find_next_zero_bit(void *addr, unsigned int maxbit, int
offset)
*/
-ENTRY(_find_next_zero_bit_le)
+FUNC(_find_next_zero_bit_le)
cmp r1, r2
bls 3b
ands ip, r2, #7
@@ -55,13 +55,13 @@ ENTRY(_find_next_zero_bit_le)
orr r2, r2, #7 @ if zero, then no bits here
add r2, r2, #1 @ align bit pointer
b 2b @ loop for next bit
-ENDPROC(_find_next_zero_bit_le)
+END(_find_next_zero_bit_le)
/*
* Purpose : Find a 'one' bit
* Prototype: int find_first_bit(const unsigned long *addr, unsigned int
maxbit);
*/
-ENTRY(_find_first_bit_le)
+FUNC(_find_first_bit_le)
teq r1, #0
beq 3f
mov r2, #0
@@ -76,13 +76,13 @@ ENTRY(_find_first_bit_le)
blo 1b
3: mov r0, r1 @ no free bits
mov pc, lr
-ENDPROC(_find_first_bit_le)
+END(_find_first_bit_le)
/*
* Purpose : Find next 'one' bit
* Prototype: int find_next_zero_bit(void *addr, unsigned int maxbit, int
offset)
*/
-ENTRY(_find_next_bit_le)
+FUNC(_find_next_bit_le)
cmp r1, r2
bls 3b
ands ip, r2, #7
@@ -95,11 +95,11 @@ ENTRY(_find_next_bit_le)
orr r2, r2, #7 @ if zero, then no bits here
add r2, r2, #1 @ align bit pointer
b 2b @ loop for next bit
-ENDPROC(_find_next_bit_le)
+END(_find_next_bit_le)
#ifdef __ARMEB__
-ENTRY(_find_first_zero_bit_be)
+FUNC(_find_first_zero_bit_be)
teq r1, #0
beq 3f
mov r2, #0
@@ -114,9 +114,9 @@ ENTRY(_find_first_zero_bit_be)
blo 1b
3: mov r0, r1 @ no free bits
mov pc, lr
-ENDPROC(_find_first_zero_bit_be)
+END(_find_first_zero_bit_be)
-ENTRY(_find_next_zero_bit_be)
+FUNC(_find_next_zero_bit_be)
cmp r1, r2
bls 3b
ands ip, r2, #7
@@ -131,9 +131,9 @@ ENTRY(_find_next_zero_bit_be)
orr r2, r2, #7 @ if zero, then no bits here
add r2, r2, #1 @ align bit pointer
b 2b @ loop for next bit
-ENDPROC(_find_next_zero_bit_be)
+END(_find_next_zero_bit_be)
-ENTRY(_find_first_bit_be)
+FUNC(_find_first_bit_be)
teq r1, #0
beq 3f
mov r2, #0
@@ -148,9 +148,9 @@ ENTRY(_find_first_bit_be)
blo 1b
3: mov r0, r1 @ no free bits
mov pc, lr
-ENDPROC(_find_first_bit_be)
+END(_find_first_bit_be)
-ENTRY(_find_next_bit_be)
+FUNC(_find_next_bit_be)
cmp r1, r2
bls 3b
ands ip, r2, #7
@@ -164,7 +164,7 @@ ENTRY(_find_next_bit_be)
orr r2, r2, #7 @ if zero, then no bits here
add r2, r2, #1 @ align bit pointer
b 2b @ loop for next bit
-ENDPROC(_find_next_bit_be)
+END(_find_next_bit_be)
#endif
diff --git a/xen/arch/arm/arm32/lib/lib1funcs.S
b/xen/arch/arm/arm32/lib/lib1funcs.S
index f1278bd6c1..46d12216c4 100644
--- a/xen/arch/arm/arm32/lib/lib1funcs.S
+++ b/xen/arch/arm/arm32/lib/lib1funcs.S
@@ -201,8 +201,8 @@ along with this program; see the file COPYING. If not, see
<http://www.gnu.org/
.endm
-ENTRY(__udivsi3)
-ENTRY(__aeabi_uidiv)
+FUNC(__udivsi3)
+LABEL(__aeabi_uidiv)
UNWIND(.fnstart)
subs r2, r1, #1
@@ -228,10 +228,9 @@ UNWIND(.fnstart)
mov pc, lr
UNWIND(.fnend)
-ENDPROC(__udivsi3)
-ENDPROC(__aeabi_uidiv)
+END(__udivsi3)
-ENTRY(__umodsi3)
+FUNC(__umodsi3)
UNWIND(.fnstart)
subs r2, r1, #1 @ compare divisor with 1
@@ -247,10 +246,10 @@ UNWIND(.fnstart)
mov pc, lr
UNWIND(.fnend)
-ENDPROC(__umodsi3)
+END(__umodsi3)
-ENTRY(__divsi3)
-ENTRY(__aeabi_idiv)
+FUNC(__divsi3)
+LABEL(__aeabi_idiv)
UNWIND(.fnstart)
cmp r1, #0
@@ -289,10 +288,9 @@ UNWIND(.fnstart)
mov pc, lr
UNWIND(.fnend)
-ENDPROC(__divsi3)
-ENDPROC(__aeabi_idiv)
+END(__divsi3)
-ENTRY(__modsi3)
+FUNC(__modsi3)
UNWIND(.fnstart)
cmp r1, #0
@@ -314,11 +312,11 @@ UNWIND(.fnstart)
mov pc, lr
UNWIND(.fnend)
-ENDPROC(__modsi3)
+END(__modsi3)
#ifdef CONFIG_AEABI
-ENTRY(__aeabi_uidivmod)
+FUNC(__aeabi_uidivmod)
UNWIND(.fnstart)
UNWIND(.save {r0, r1, ip, lr} )
@@ -330,9 +328,9 @@ UNWIND(.save {r0, r1, ip, lr} )
mov pc, lr
UNWIND(.fnend)
-ENDPROC(__aeabi_uidivmod)
+END(__aeabi_uidivmod)
-ENTRY(__aeabi_idivmod)
+FUNC(__aeabi_idivmod)
UNWIND(.fnstart)
UNWIND(.save {r0, r1, ip, lr} )
stmfd sp!, {r0, r1, ip, lr}
@@ -343,9 +341,9 @@ UNWIND(.save {r0, r1, ip, lr} )
mov pc, lr
UNWIND(.fnend)
-ENDPROC(__aeabi_idivmod)
+END(__aeabi_idivmod)
-ENTRY(__aeabi_uldivmod)
+FUNC(__aeabi_uldivmod)
UNWIND(.fnstart)
UNWIND(.save {lr} )
sub sp, sp, #8
@@ -357,9 +355,9 @@ UNWIND(.save {lr} )
mov pc, lr
UNWIND(.fnend)
-ENDPROC(__aeabi_uldivmod)
+END(__aeabi_uldivmod)
-ENTRY(__aeabi_ldivmod)
+FUNC(__aeabi_ldivmod)
UNWIND(.fnstart)
UNWIND(.save {lr} )
sub sp, sp, #16
@@ -371,10 +369,10 @@ UNWIND(.save {lr} )
mov pc, lr
UNWIND(.fnend)
-ENDPROC(__aeabi_ldivmod)
+END(__aeabi_ldivmod)
#endif
-Ldiv0:
+FUNC_LOCAL(Ldiv0)
UNWIND(.fnstart)
UNWIND(.pad #4)
UNWIND(.save {lr})
@@ -383,4 +381,4 @@ UNWIND(.save {lr})
mov r0, #0 @ About as wrong as it could be.
ldr pc, [sp], #8
UNWIND(.fnend)
-ENDPROC(Ldiv0)
+END(Ldiv0)
diff --git a/xen/arch/arm/arm32/lib/lshrdi3.S b/xen/arch/arm/arm32/lib/lshrdi3.S
index 88b9655282..edbb89a222 100644
--- a/xen/arch/arm/arm32/lib/lshrdi3.S
+++ b/xen/arch/arm/arm32/lib/lshrdi3.S
@@ -34,8 +34,8 @@ along with this program; see the file COPYING. If not, see
<http://www.gnu.org/
#define ah r1
#endif
-ENTRY(__lshrdi3)
-ENTRY(__aeabi_llsr)
+FUNC(__lshrdi3)
+LABEL(__aeabi_llsr)
subs r3, r2, #32
rsb ip, r2, #32
@@ -47,5 +47,4 @@ ENTRY(__aeabi_llsr)
mov ah, ah, lsr r2
mov pc, lr
-ENDPROC(__lshrdi3)
-ENDPROC(__aeabi_llsr)
+END(__lshrdi3)
diff --git a/xen/arch/arm/arm32/lib/memchr.S b/xen/arch/arm/arm32/lib/memchr.S
index f38374a43e..12b3a7a1c1 100644
--- a/xen/arch/arm/arm32/lib/memchr.S
+++ b/xen/arch/arm/arm32/lib/memchr.S
@@ -12,8 +12,7 @@
#include "assembler.h"
.text
- .align 5
-ENTRY(memchr)
+FUNC(memchr, 32)
and r1, r1, #0xff
1: subs r2, r2, #1
bmi 2f
@@ -23,4 +22,4 @@ ENTRY(memchr)
sub r0, r0, #1
2: movne r0, #0
mov pc, lr
-ENDPROC(memchr)
+END(memchr)
diff --git a/xen/arch/arm/arm32/lib/memcpy.S b/xen/arch/arm/arm32/lib/memcpy.S
index cc99be8379..98e94f0943 100644
--- a/xen/arch/arm/arm32/lib/memcpy.S
+++ b/xen/arch/arm/arm32/lib/memcpy.S
@@ -54,8 +54,8 @@
/* Prototype: void *memcpy(void *dest, const void *src, size_t n); */
-ENTRY(memcpy)
+FUNC(memcpy)
#include "copy_template.S"
-ENDPROC(memcpy)
+END(memcpy)
diff --git a/xen/arch/arm/arm32/lib/memmove.S b/xen/arch/arm/arm32/lib/memmove.S
index 15352dba14..45e3029875 100644
--- a/xen/arch/arm/arm32/lib/memmove.S
+++ b/xen/arch/arm/arm32/lib/memmove.S
@@ -24,7 +24,7 @@
* occurring in the opposite direction.
*/
-ENTRY(memmove)
+FUNC(memmove)
subs ip, r0, r1
cmphi r2, ip
@@ -194,4 +194,4 @@ ENTRY(memmove)
18: backward_copy_shift push=24 pull=8
-ENDPROC(memmove)
+END(memmove)
diff --git a/xen/arch/arm/arm32/lib/memset.S b/xen/arch/arm/arm32/lib/memset.S
index ce82c45910..b5790030d7 100644
--- a/xen/arch/arm/arm32/lib/memset.S
+++ b/xen/arch/arm/arm32/lib/memset.S
@@ -12,9 +12,8 @@
#include "assembler.h"
.text
- .align 5
-ENTRY(memset)
+FUNC(memset, 32)
and r1, r1, #0xff
ands r3, r0, #3 @ 1 unaligned?
mov ip, r0 @ preserve r0 as return value
@@ -120,4 +119,4 @@ ENTRY(memset)
strb r1, [ip], #1 @ 1
add r2, r2, r3 @ 1 (r2 = r2 - (4 - r3))
b 1b
-ENDPROC(memset)
+END(memset)
diff --git a/xen/arch/arm/arm32/lib/strchr.S b/xen/arch/arm/arm32/lib/strchr.S
index fa53ad8bc6..6e06726fce 100644
--- a/xen/arch/arm/arm32/lib/strchr.S
+++ b/xen/arch/arm/arm32/lib/strchr.S
@@ -14,8 +14,7 @@
#include "assembler.h"
.text
- .align 5
-ENTRY(strchr)
+FUNC(strchr, 32)
and r1, r1, #0xff
1: ldrb r2, [r0], #1
teq r2, r1
@@ -25,4 +24,4 @@ ENTRY(strchr)
movne r0, #0
subeq r0, r0, #1
mov pc, lr
-ENDPROC(strchr)
+END(strchr)
diff --git a/xen/arch/arm/arm32/lib/strrchr.S b/xen/arch/arm/arm32/lib/strrchr.S
index 374ce3e59d..73d045cafc 100644
--- a/xen/arch/arm/arm32/lib/strrchr.S
+++ b/xen/arch/arm/arm32/lib/strrchr.S
@@ -12,8 +12,7 @@
#include "assembler.h"
.text
- .align 5
-ENTRY(strrchr)
+FUNC(strrchr, 32)
and r1, r1, #0xff
mov r3, #0
1: ldrb r2, [r0], #1
@@ -23,4 +22,4 @@ ENTRY(strrchr)
bne 1b
mov r0, r3
mov pc, lr
-ENDPROC(strrchr)
+END(strrchr)
--
generated by git-patchbot for /home/xen/git/xen.git#master
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