subhs \dividend, \dividend, \divisor, lsr #3
orrhs \result, \result, \curbit, lsr #3
cmp \dividend, #0 @ Early termination?
- movnes \curbit, \curbit, lsr #4 @ No, any more bits to do?
+ movsne \curbit, \curbit, lsr #4 @ No, any more bits to do?
movne \divisor, \divisor, lsr #4
bne 1b
subhs \dividend, \dividend, \divisor, lsr #3
cmp \dividend, #1
mov \divisor, \divisor, lsr #4
- subges \order, \order, #4
+ subsge \order, \order, #4
bge 1b
tst \order, #3
.endm
+.pushsection .text.__udivsi3, "ax"
ENTRY(__udivsi3)
ENTRY(__aeabi_uidiv)
UNWIND(.fnstart)
UNWIND(.fnend)
ENDPROC(__udivsi3)
ENDPROC(__aeabi_uidiv)
+.popsection
+.pushsection .text.__umodsi3, "ax"
ENTRY(__umodsi3)
UNWIND(.fnstart)
UNWIND(.fnend)
ENDPROC(__umodsi3)
+.popsection
+.pushsection .text.__divsi3, "ax"
ENTRY(__divsi3)
ENTRY(__aeabi_idiv)
UNWIND(.fnstart)
UNWIND(.fnend)
ENDPROC(__divsi3)
ENDPROC(__aeabi_idiv)
+.popsection
+.pushsection .text.__modsi3, "ax"
ENTRY(__modsi3)
UNWIND(.fnstart)
UNWIND(.fnend)
ENDPROC(__modsi3)
+.popsection
#ifdef CONFIG_AEABI
+.pushsection .text.__aeabi_uidivmod, "ax"
ENTRY(__aeabi_uidivmod)
UNWIND(.fnstart)
UNWIND(.save {r0, r1, ip, lr} )
UNWIND(.fnend)
ENDPROC(__aeabi_uidivmod)
+.popsection
+.pushsection .text.__aeabi_uidivmod, "ax"
ENTRY(__aeabi_idivmod)
UNWIND(.fnstart)
UNWIND(.save {r0, r1, ip, lr} )
+
stmfd sp!, {r0, r1, ip, lr}
bl __aeabi_idiv
ldmfd sp!, {r1, r2, ip, lr}
UNWIND(.fnend)
ENDPROC(__aeabi_idivmod)
+.popsection
#endif
+.pushsection .text.Ldiv0, "ax"
Ldiv0:
UNWIND(.fnstart)
UNWIND(.pad #4)
UNWIND(.save {lr})
+
str lr, [sp, #-8]!
bl __div0
mov r0, #0 @ About as wrong as it could be.
ldr pc, [sp], #8
+
UNWIND(.fnend)
ENDPROC(Ldiv0)
+.popsection
+
+/* Thumb-1 specialities */
+#if defined(CONFIG_SYS_THUMB_BUILD) && !defined(CONFIG_HAS_THUMB2)
+.pushsection .text.__gnu_thumb1_case_sqi, "ax"
+ENTRY(__gnu_thumb1_case_sqi)
+ push {r1}
+ mov r1, lr
+ lsrs r1, r1, #1
+ lsls r1, r1, #1
+ ldrsb r1, [r1, r0]
+ lsls r1, r1, #1
+ add lr, lr, r1
+ pop {r1}
+ bx lr
+ENDPROC(__gnu_thumb1_case_sqi)
+.popsection
+
+.pushsection .text.__gnu_thumb1_case_uqi, "ax"
+ENTRY(__gnu_thumb1_case_uqi)
+ push {r1}
+ mov r1, lr
+ lsrs r1, r1, #1
+ lsls r1, r1, #1
+ ldrb r1, [r1, r0]
+ lsls r1, r1, #1
+ add lr, lr, r1
+ pop {r1}
+ bx lr
+ENDPROC(__gnu_thumb1_case_uqi)
+.popsection
+
+.pushsection .text.__gnu_thumb1_case_shi, "ax"
+ENTRY(__gnu_thumb1_case_shi)
+ push {r0, r1}
+ mov r1, lr
+ lsrs r1, r1, #1
+ lsls r0, r0, #1
+ lsls r1, r1, #1
+ ldrsh r1, [r1, r0]
+ lsls r1, r1, #1
+ add lr, lr, r1
+ pop {r0, r1}
+ bx lr
+ENDPROC(__gnu_thumb1_case_shi)
+.popsection
+
+.pushsection .text.__gnu_thumb1_case_uhi, "ax"
+ENTRY(__gnu_thumb1_case_uhi)
+ push {r0, r1}
+ mov r1, lr
+ lsrs r1, r1, #1
+ lsls r0, r0, #1
+ lsls r1, r1, #1
+ ldrh r1, [r1, r0]
+ lsls r1, r1, #1
+ add lr, lr, r1
+ pop {r0, r1}
+ bx lr
+ENDPROC(__gnu_thumb1_case_uhi)
+.popsection
+#endif