* configure.in (arm*-*-eabi*): New target.

	* configure: Regenerate.

	* configure.ac (arm*-*-eabi*): New target.
	(arm*-*-symbianelf*): Likewise.
	* configure: Regenerated.

	* config.gcc (arm*-*-eabi*): New target.
	* defaults.h (TARGET_LIBGCC_FUNCS): New macro.
	(TARGET_LIB_INT_CMP_BIASED): Likewise.
	* expmed.c (expand_divmod): Try a two-valued divmod function as a
	last resort.
	* gthr.h: Remove bogus tokens at end of #pragma.
	* optabs.c (expand_twoval_binop_libfunc): New function.
	(prepare_cmp_insn): Handle the !TARGET_LIB_INT_CMP_BIASED case.
	(prepare_float_lib_cmp): Try reversing the condition.
	(debug_optab_libfuncs): New function.
	* optabs.h (expand_twoval_binop_libfunc): Declare.
	* config/arm/arm.c (arm_init_libfuncs): New function.
	(arm_compute_initial_eliminatino_offset): Return HOST_WIDE_INT.
	(TARGET_INIT_LIBFUNCS): Define it.
	* config/arm/arm.h (TARGET_BPABI): New macro.
	* config/arm/arm-protos.h
	(arm_compute_initial_elimination_offset): Return HOST_WIDE_INT.
	* config/arm/bpabi.S: New file.
	* config/arm/bpabi.c: Likewise.
	* config/arm/bpabi.h: Likewise.
	* config/arm/ieee754-df.S (__aeabi_dneg): New function or alias.
	(__aeabi_drsub): Likewise.
	(__aeabi_dsub): Likewise.
	(__aeabi_dadd): Likewise.
	(__aeabi_ui2d): Likewise.
	(__aeabi_i2d): Likewise.
	(__aeabi_f2d): Likewise.
	(__aeabi_dmul): Likewise.
	(__aeabi_ddiv): Likewise.
	(__aeabi_cdrcmple): Likewise.
	(__aeabi_cdcmpeq): Likewise.
	(__aeabi_cdcmple): Likewise.
	(__aeabi_dcmpeq): Likewise.
	(__aeabi_dcmplt): Likewise.
	(__aeabi_dcmple): Likewise.
	(__aeabi_dcmpge): Likewise.
	(__aeabi_dcmpgt): Likewise.
	(__aeabi_dcmpun): Likewise.
	(__aeabi_d2iz): Likewise.
	(__aeabi_d2uiz): Likewise.
	(__aeabi_d2f): Likewise.
	* config/arm/ieee754-sf.S (__aeabi_fneg): New function or alias.
	(__aeabi_frsub): Likewise.
	(__aeabi_fsub): Likewise.
	(__aeabi_fadd): Likewise.
	(__aeabi_ui2f): Likewise.
	(__aeabi_i2f): Likewise.
	(__aeabi_fmul): Likewise.
	(__aeabi_fdiv): Likewise.
	(__aeabi_cfrcmple): Likewise.
	(__aeabi_cfcmpeq): Likewise.
	(__aeabi_cfcmple): Likewise.
	(__aeabi_fcmpeq): Likewise.
	(__aeabi_fcmplt): Likewise.
	(__aeabi_fcmple): Likewise.
	(__aeabi_fcmpge): Likewise.
	(__aeabi_fcmpgt): Likewise.
	(__aeabi_fcmpun): Likewise.
	(__aeabi_f2iz): Likewise.
	(__aeabi_f2uiz): Likewise.
	* config/arm/lib1funcs.asm (ARM_CALL): New macro.
	(__aeabi_uidivmod): New function or alias.
	(__aeabi_idivmod): Likewise.
	(__aeabi_idiv0): Likewise.
	(__aeabi_ldiv0): Likewise.
	(__aeabi_llsr): Likewise.
	(__aeabi_lasr): Likewise.
	(__aeabi_llsl): Likewise.
	(bpabi.S): Include it.
	* config/arm/libgcc-bpabi.ver: New file.
	* config/arm/symbian.h (ARM_DEFAULT_ABI): Remove.
	(LINK_SPEC): Remove.
	* config/arm/t-arm-elf (LIB1ASMFUNCS): Add __aeabi_lcmp and
	__aeabi_ulcmp.
	* config/arm/t-bpabi: New file.
	* doc/tm.texi (TARGET_LIBGCC_FUNCS): New entry.
	(TARGET_LIB_INT_CMP_BIASED): Likewise.

	* gcc.dg/testsuite/gcc.dg/arm-eabi1.c: New test.
	* gcc.dg/dll-2.c: Fix dg-require syntax.
	* gcc.misc-tests/arm-isr.c (abort): Declare.
	(exit): Likewise.


git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@85788 138bc75d-0d04-0410-961f-82ee72b054a4

1 files changed, 13 insertions, 0 deletions

diff --git a/gcc/defaults.h b/gcc/defaults.h
index a1e5300a006..ef8469c2dfa 100644
--- a/gcc/defaults.h
+++ b/gcc/defaults.h
@@ -627,6 +627,19 @@ You Lose!  You must define PREFERRED_DEBUGGING_TYPE!
 #define FLOAT_LIB_COMPARE_RETURNS_BOOL(MODE, COMPARISON) false
 #endif
 
+/* True if the target should use the standard libgcc arithmetic
+   library functions, like __addsi3 and _fixdfdi.  */
+#ifndef TARGET_LIBGCC_LIBFUNCS
+#define TARGET_LIBGCC_LIBFUNCS (true)
+#endif
+
+/* True if the targets integer-comparision fucntions return { 0, 1, 2
+   } to indicate { <, ==, > }.  False if { -1, 0, 1 } is used
+   instead.  The libgcc routines are biased.  */
+#ifndef TARGET_LIB_INT_CMP_BIASED
+#define TARGET_LIB_INT_CMP_BIASED (true)
+#endif
+
 /* If FLOAT_WORDS_BIG_ENDIAN is not defined in the header files,
    then the word-endianness is the same as for integers.  */
 #ifndef FLOAT_WORDS_BIG_ENDIAN