diff options
-rw-r--r-- | arch/arm/include/asm/assembler.h | 10 | ||||
-rw-r--r-- | arch/arm/lib/lib1funcs.S | 8 | ||||
-rw-r--r-- | arch/arm/lib/memcpy.S | 6 | ||||
-rw-r--r-- | arch/arm/lib/relocate.S | 10 | ||||
-rw-r--r-- | arch/arm/lib/setjmp.S | 4 |
5 files changed, 19 insertions, 19 deletions
diff --git a/arch/arm/include/asm/assembler.h b/arch/arm/include/asm/assembler.h index b146918586..8d42ef4823 100644 --- a/arch/arm/include/asm/assembler.h +++ b/arch/arm/include/asm/assembler.h @@ -58,16 +58,22 @@ #endif /* - * We only support cores that support at least Thumb-1 and thus we use - * 'bx lr' + * Use 'bx lr' everywhere except ARMv4 (without 'T') where only 'mov pc, lr' + * works */ .irp c,,eq,ne,cs,cc,mi,pl,vs,vc,hi,ls,ge,lt,gt,le,hs,lo .macro ret\c, reg + + /* ARMv4- don't know bx lr but the assembler fails to see that */ +#ifdef __ARM_ARCH_4__ + mov\c pc, \reg +#else .ifeqs "\reg", "lr" bx\c \reg .else mov\c pc, \reg .endif +#endif .endm .endr diff --git a/arch/arm/lib/lib1funcs.S b/arch/arm/lib/lib1funcs.S index 700eee5fbb..7ff4446dd6 100644 --- a/arch/arm/lib/lib1funcs.S +++ b/arch/arm/lib/lib1funcs.S @@ -377,7 +377,7 @@ ENTRY(__gnu_thumb1_case_sqi) lsls r1, r1, #1 add lr, lr, r1 pop {r1} - bx lr + ret lr ENDPROC(__gnu_thumb1_case_sqi) .popsection @@ -391,7 +391,7 @@ ENTRY(__gnu_thumb1_case_uqi) lsls r1, r1, #1 add lr, lr, r1 pop {r1} - bx lr + ret lr ENDPROC(__gnu_thumb1_case_uqi) .popsection @@ -406,7 +406,7 @@ ENTRY(__gnu_thumb1_case_shi) lsls r1, r1, #1 add lr, lr, r1 pop {r0, r1} - bx lr + ret lr ENDPROC(__gnu_thumb1_case_shi) .popsection @@ -421,7 +421,7 @@ ENTRY(__gnu_thumb1_case_uhi) lsls r1, r1, #1 add lr, lr, r1 pop {r0, r1} - bx lr + ret lr ENDPROC(__gnu_thumb1_case_uhi) .popsection #endif diff --git a/arch/arm/lib/memcpy.S b/arch/arm/lib/memcpy.S index eee7a219ce..a1c996f94e 100644 --- a/arch/arm/lib/memcpy.S +++ b/arch/arm/lib/memcpy.S @@ -59,7 +59,7 @@ #endif ENTRY(memcpy) cmp r0, r1 - bxeq lr + reteq lr enter r4, lr @@ -148,7 +148,7 @@ ENTRY(memcpy) str1b r0, ip, cs, abort=21f exit r4, lr - bx lr + ret lr 9: rsb ip, ip, #4 cmp ip, #2 @@ -258,7 +258,7 @@ ENTRY(memcpy) .macro copy_abort_end ldmfd sp!, {r4, lr} - bx lr + ret lr .endm ENDPROC(memcpy) diff --git a/arch/arm/lib/relocate.S b/arch/arm/lib/relocate.S index 5102bfabde..dd6f2e3bd5 100644 --- a/arch/arm/lib/relocate.S +++ b/arch/arm/lib/relocate.S @@ -61,7 +61,7 @@ ENTRY(relocate_vectors) stmia r1!, {r2-r8,r10} #endif #endif - bx lr + ret lr ENDPROC(relocate_vectors) @@ -127,13 +127,7 @@ relocate_done: mcr p15, 0, r0, c7, c10, 4 /* drain write buffer */ #endif - /* ARMv4- don't know bx lr but the assembler fails to see that */ - -#ifdef __ARM_ARCH_4__ - mov pc, lr -#else - bx lr -#endif + ret lr ENDPROC(relocate_code) diff --git a/arch/arm/lib/setjmp.S b/arch/arm/lib/setjmp.S index 176a1d5315..2f041aeef0 100644 --- a/arch/arm/lib/setjmp.S +++ b/arch/arm/lib/setjmp.S @@ -17,7 +17,7 @@ ENTRY(setjmp) mov ip, sp stm a1, {v1-v8, ip, lr} mov a1, #0 - bx lr + ret lr ENDPROC(setjmp) .popsection @@ -31,6 +31,6 @@ ENTRY(longjmp) bne 1f mov a1, #1 1: - bx lr + ret lr ENDPROC(longjmp) .popsection |