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| author | Roland McGrath <roland@hack.frob.com> | 2013-03-15 09:31:56 -0700 |
|---|---|---|
| committer | Roland McGrath <roland@hack.frob.com> | 2013-03-15 09:31:56 -0700 |
| commit | a7ac752299cb61f3140ab76c6f0a4ed46f52df55 (patch) | |
| tree | 52798d8cb03569a69f00b7950dfdbf226415ca09 /ports/sysdeps/arm/armv6t2 | |
| parent | ef26eece6331a1f6d959818e37c438cc7ce68e53 (diff) | |
| download | glibc-a7ac752299cb61f3140ab76c6f0a4ed46f52df55.tar glibc-a7ac752299cb61f3140ab76c6f0a4ed46f52df55.tar.gz glibc-a7ac752299cb61f3140ab76c6f0a4ed46f52df55.tar.bz2 glibc-a7ac752299cb61f3140ab76c6f0a4ed46f52df55.zip | |
ARM: sfi_breg assembler macro
Diffstat (limited to 'ports/sysdeps/arm/armv6t2')
| -rw-r--r-- | ports/sysdeps/arm/armv6t2/memchr.S | 9 |
1 files changed, 6 insertions, 3 deletions
diff --git a/ports/sysdeps/arm/armv6t2/memchr.S b/ports/sysdeps/arm/armv6t2/memchr.S index 7f644c3b85..f758971438 100644 --- a/ports/sysdeps/arm/armv6t2/memchr.S +++ b/ports/sysdeps/arm/armv6t2/memchr.S @@ -65,7 +65,8 @@ ENTRY(memchr) @ Work up to an aligned point 5: - ldrb r3, [r0],#1 + sfi_breg r0, \ + ldrb r3, [\B],#1 subs r2, r2, #1 cmp r3, r1 beq 50f @ If it matches exit found @@ -90,7 +91,8 @@ ENTRY(memchr) movs r3, #0 15: - ldrd r4,r5, [r0],#8 + sfi_breg r0, \ + ldrd r4,r5, [\B],#8 #ifndef NO_THUMB subs r6, r6, #8 #endif @@ -128,7 +130,8 @@ ENTRY(memchr) #endif 21: @ Post aligned section, or just a short call - ldrb r3,[r0],#1 + sfi_breg r0, \ + ldrb r3,[\B],#1 #ifndef NO_THUMB subs r2,r2,#1 eor r3,r3,r1 @ r3 = 0 if match - doesn't break flags from sub |