From 41bc5e09352ca838e1787f3109dcf4b4ae85986a Mon Sep 17 00:00:00 2001 From: Will Newton Date: Wed, 25 Sep 2013 10:17:28 +0100 Subject: [PATCH] ARM: Allow building __sigsetjmp as Thumb. Convert __sigsetjmp code to allow building as Thumb. ports/ChangeLog.arm: 2013-10-04 Will Newton * sysdeps/arm/setjmp.S (NO_THUMB): Remove define. (__sigsetjmp): Use Thumb supported instructions. --- ports/ChangeLog.arm | 3 +++ ports/sysdeps/arm/setjmp.S | 5 ++--- 2 files changed, 5 insertions(+), 3 deletions(-) diff --git a/ports/ChangeLog.arm b/ports/ChangeLog.arm index 3f47d5e3d4..6707d2ef3d 100644 --- a/ports/ChangeLog.arm +++ b/ports/ChangeLog.arm @@ -5,6 +5,9 @@ * sysdeps/unix/sysv/linux/arm/____longjmp_chk.S (NO_THUMB): Remove define. + * sysdeps/arm/setjmp.S (NO_THUMB): Remove define. + (__sigsetjmp): Use Thumb supported instructions. + 2013-10-03 Will Newton * sysdeps/arm/__longjmp.S (__longjmp): Demangle fp, sp diff --git a/ports/sysdeps/arm/setjmp.S b/ports/sysdeps/arm/setjmp.S index b38b919af0..fedd994313 100644 --- a/ports/sysdeps/arm/setjmp.S +++ b/ports/sysdeps/arm/setjmp.S @@ -16,8 +16,6 @@ License along with the GNU C Library. If not, see . */ -/* ??? Needs more rearrangement for the STM to handle thumb mode. */ -#define NO_THUMB #include #include #include @@ -35,7 +33,8 @@ ENTRY (__sigsetjmp) sfi_breg ip, \ stmia \B!, JMP_BUF_REGLIST #ifdef PTR_MANGLE - PTR_MANGLE2 (a4, sp, a3) + mov a4, sp + PTR_MANGLE2 (a4, a4, a3) str a4, [ip], #4 PTR_MANGLE2 (a4, lr, a3) str a4, [ip], #4 -- 2.43.5