diff options
Diffstat (limited to 'newlib/libc/machine/arm/setjmp.S')
| -rw-r--r-- | newlib/libc/machine/arm/setjmp.S | 15 |
1 files changed, 8 insertions, 7 deletions
diff --git a/newlib/libc/machine/arm/setjmp.S b/newlib/libc/machine/arm/setjmp.S index 1ba711d..21d6ff9 100644 --- a/newlib/libc/machine/arm/setjmp.S +++ b/newlib/libc/machine/arm/setjmp.S @@ -57,6 +57,8 @@ For Thumb-2 do everything in Thumb mode. */ + .syntax unified + #if __ARM_ARCH_ISA_THUMB == 1 && !__ARM_ARCH_ISA_ARM /* ARMv6-M-like has to be implemented in Thumb mode. */ @@ -74,11 +76,11 @@ SYM (setjmp): mov r5, sp mov r6, lr stmia r0!, {r1, r2, r3, r4, r5, r6} - sub r0, r0, #40 + subs r0, r0, #40 /* Restore callee-saved low regs. */ ldmia r0!, {r4, r5, r6, r7} /* Return zero. */ - mov r0, #0 + movs r0, #0 bx lr .thumb_func @@ -86,7 +88,7 @@ SYM (setjmp): TYPE (longjmp) SYM (longjmp): /* Restore High regs. */ - add r0, r0, #16 + adds r0, r0, #16 ldmia r0!, {r2, r3, r4, r5, r6} mov r8, r2 mov r9, r3 @@ -95,12 +97,12 @@ SYM (longjmp): mov sp, r6 ldmia r0!, {r3} /* lr */ /* Restore low regs. */ - sub r0, r0, #40 + subs r0, r0, #40 ldmia r0!, {r4, r5, r6, r7} /* Return the result argument, or 1 if it is zero. */ - mov r0, r1 + movs r0, r1 bne 1f - mov r0, #1 + movs r0, #1 1: bx r3 @@ -126,7 +128,6 @@ SYM (longjmp): #endif #if defined(__thumb2__) -.syntax unified .macro MODE .thumb .thumb_func |