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| author | Nicolas Pitre <nico@cam.org> | 2006-01-14 16:18:29 +0000 |
|---|---|---|
| committer | Russell King <rmk+kernel@arm.linux.org.uk> | 2006-01-14 16:18:29 +0000 |
| commit | ba95e4e4a0a8a3c6aba363d45f78d5f2e2d111eb (patch) | |
| tree | 886cf3398d3a8e9ca3212dcf233b59110fc87d3d /arch/arm/lib | |
| parent | 499b2ea11ff00c624d63af23516404fa2156639a (diff) | |
| download | linux-3.10-ba95e4e4a0a8a3c6aba363d45f78d5f2e2d111eb.tar.gz linux-3.10-ba95e4e4a0a8a3c6aba363d45f78d5f2e2d111eb.tar.bz2 linux-3.10-ba95e4e4a0a8a3c6aba363d45f78d5f2e2d111eb.zip | |
[ARM] 3104/1: ARM EABI: new helper function names
Patch from Nicolas Pitre
The ARM EABI defines new names for GCC helper functions.
Signed-off-by: Nicolas Pitre <nico@cam.org>
Signed-off-by: Russell King <rmk+kernel@arm.linux.org.uk>
Diffstat (limited to 'arch/arm/lib')
| -rw-r--r-- | arch/arm/lib/ashldi3.S | 1 | ||||
| -rw-r--r-- | arch/arm/lib/ashrdi3.S | 1 | ||||
| -rw-r--r-- | arch/arm/lib/lib1funcs.S | 23 | ||||
| -rw-r--r-- | arch/arm/lib/lshrdi3.S | 1 | ||||
| -rw-r--r-- | arch/arm/lib/muldi3.S | 1 | ||||
| -rw-r--r-- | arch/arm/lib/ucmpdi2.S | 14 |
6 files changed, 41 insertions, 0 deletions
diff --git a/arch/arm/lib/ashldi3.S b/arch/arm/lib/ashldi3.S index 561e20717b3..55e57a1c2e6 100644 --- a/arch/arm/lib/ashldi3.S +++ b/arch/arm/lib/ashldi3.S @@ -37,6 +37,7 @@ Boston, MA 02110-1301, USA. */ #endif ENTRY(__ashldi3) +ENTRY(__aeabi_llsl) subs r3, r2, #32 rsb ip, r2, #32 diff --git a/arch/arm/lib/ashrdi3.S b/arch/arm/lib/ashrdi3.S index 86fb2a90c30..0b31398f89b 100644 --- a/arch/arm/lib/ashrdi3.S +++ b/arch/arm/lib/ashrdi3.S @@ -37,6 +37,7 @@ Boston, MA 02110-1301, USA. */ #endif ENTRY(__ashrdi3) +ENTRY(__aeabi_lasr) subs r3, r2, #32 rsb ip, r2, #32 diff --git a/arch/arm/lib/lib1funcs.S b/arch/arm/lib/lib1funcs.S index 4964e5bafa0..4e492f4b3f0 100644 --- a/arch/arm/lib/lib1funcs.S +++ b/arch/arm/lib/lib1funcs.S @@ -206,6 +206,7 @@ Boston, MA 02111-1307, USA. */ ENTRY(__udivsi3) +ENTRY(__aeabi_uidiv) subs r2, r1, #1 moveq pc, lr @@ -246,6 +247,7 @@ ENTRY(__umodsi3) ENTRY(__divsi3) +ENTRY(__aeabi_idiv) cmp r1, #0 eor ip, r0, r1 @ save the sign of the result. @@ -303,6 +305,27 @@ ENTRY(__modsi3) rsbmi r0, r0, #0 mov pc, lr +#ifdef CONFIG_AEABI + +ENTRY(__aeabi_uidivmod) + + stmfd sp!, {r0, r1, ip, lr} + bl __aeabi_uidiv + ldmfd sp!, {r1, r2, ip, lr} + mul r3, r0, r2 + sub r1, r1, r3 + mov pc, lr + +ENTRY(__aeabi_idivmod) + + stmfd sp!, {r0, r1, ip, lr} + bl __aeabi_idiv + ldmfd sp!, {r1, r2, ip, lr} + mul r3, r0, r2 + sub r1, r1, r3 + mov pc, lr + +#endif Ldiv0: diff --git a/arch/arm/lib/lshrdi3.S b/arch/arm/lib/lshrdi3.S index 46c2ed19ec9..a86dbdd59cc 100644 --- a/arch/arm/lib/lshrdi3.S +++ b/arch/arm/lib/lshrdi3.S @@ -37,6 +37,7 @@ Boston, MA 02110-1301, USA. */ #endif ENTRY(__lshrdi3) +ENTRY(__aeabi_llsr) subs r3, r2, #32 rsb ip, r2, #32 diff --git a/arch/arm/lib/muldi3.S b/arch/arm/lib/muldi3.S index c7fbdf00531..72d594184b8 100644 --- a/arch/arm/lib/muldi3.S +++ b/arch/arm/lib/muldi3.S @@ -25,6 +25,7 @@ #endif ENTRY(__muldi3) +ENTRY(__aeabi_lmul) mul xh, yl, xh mla xh, xl, yh, xh diff --git a/arch/arm/lib/ucmpdi2.S b/arch/arm/lib/ucmpdi2.S index 112630f93e5..d847a62834c 100644 --- a/arch/arm/lib/ucmpdi2.S +++ b/arch/arm/lib/ucmpdi2.S @@ -10,6 +10,7 @@ * published by the Free Software Foundation. */ +#include <linux/config.h> #include <linux/linkage.h> #ifdef __ARMEB__ @@ -33,3 +34,16 @@ ENTRY(__ucmpdi2) movhi r0, #2 mov pc, lr +#ifdef CONFIG_AEABI + +ENTRY(__aeabi_ulcmp) + + cmp xh, yh + cmpeq xl, yl + movlo r0, #-1 + moveq r0, #0 + movhi r0, #1 + mov pc, lr + +#endif + |