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author | andrew <andrew@FreeBSD.org> | 2014-12-14 18:01:09 +0000 |
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committer | andrew <andrew@FreeBSD.org> | 2014-12-14 18:01:09 +0000 |
commit | 8889da92636399027a53d6b6ecc1c6ead738f213 (patch) | |
tree | f1e56a58bf504fb2af7a749acae48f3105d91370 | |
parent | ab2a78a144f1c58eacc3f606f74e76ab9d0db633 (diff) | |
download | FreeBSD-src-8889da92636399027a53d6b6ecc1c6ead738f213.zip FreeBSD-src-8889da92636399027a53d6b6ecc1c6ead738f213.tar.gz |
MFC 275337:
There is no need to use FUNC_END with aeabi_ldiv0 or aeabi_idiv0 as they
are aliases.
Sponsored by: ABT Systems Ltd
MFC 275380:
Use the floating-point instruction on ARMv7 as the clang 3.5 integrated
assembler doesn't allow these two instructions to use co-processor 11.
Sponsored by: ABT Systems Ltd
-rw-r--r-- | contrib/gcc/config/arm/lib1funcs.asm | 2 | ||||
-rw-r--r-- | contrib/gcc/config/arm/libunwind.S | 15 |
2 files changed, 15 insertions, 2 deletions
diff --git a/contrib/gcc/config/arm/lib1funcs.asm b/contrib/gcc/config/arm/lib1funcs.asm index 9245b3c..c29f894 100644 --- a/contrib/gcc/config/arm/lib1funcs.asm +++ b/contrib/gcc/config/arm/lib1funcs.asm @@ -980,8 +980,6 @@ LSYM(Lover12): RET - FUNC_END aeabi_ldiv0 - FUNC_END aeabi_idiv0 FUNC_END div0 #endif /* L_divmodsi_tools */ diff --git a/contrib/gcc/config/arm/libunwind.S b/contrib/gcc/config/arm/libunwind.S index 81e4236..8b1e2f3 100644 --- a/contrib/gcc/config/arm/libunwind.S +++ b/contrib/gcc/config/arm/libunwind.S @@ -26,6 +26,13 @@ the Free Software Foundation, 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA. */ +#include <machine/acle-compat.h> + +/* Allow the use of VFP instructions */ +#if __ARM_ARCH >= 7 +.fpu vfp +#endif + #ifndef __symbian__ #include "lib1funcs.asm" @@ -66,14 +73,22 @@ ARM_FUNC_START restore_core_regs ARM_FUNC_START gnu_Unwind_Restore_VFP /* Use the generic coprocessor form so that gas doesn't complain on soft-float targets. */ +#if __ARM_ARCH >= 7 + fldmiax r0, {d0-d15} +#else ldc p11,cr0,[r0],{0x21} /* fldmiax r0, {d0-d15} */ +#endif RET /* Store VFR regsters d0-d15 to the address in r0. */ ARM_FUNC_START gnu_Unwind_Save_VFP /* Use the generic coprocessor form so that gas doesn't complain on soft-float targets. */ +#if __ARM_ARCH >= 7 + fstmiax r0, {d0-d15} +#else stc p11,cr0,[r0],{0x21} /* fstmiax r0, {d0-d15} */ +#endif RET /* Wrappers to save core registers, then call the real routine. */ |