predicates.md (rx_store_multiple_vector): Reverse order of expected registers.

        * config/rx/predicates.md (rx_store_multiple_vector): Reverse
        order of expected registers.
        (rx_load_multiple_vector): Likewise.
        (rx_rtsd_vector): Likewise.
        * config/rx/rx.c (rx_cpu_type): New variable.
        (rx_print_operand): Fix bug printing 64-bit constant values.
        (rx_emit_stack_pushm): Reverse order of pushed registers.
        (gen_rx_store_vector): Likewise.
        (is_fast_interrupt_func): Only accept "fast_interrupt" as the
        attribute name.
        (is_exception_func): Rename to is_interrupt_func and only accept
        "interrupt" as the attribute name.
        (rx_get_stack_layout): Use new function name.
        (rx_func_attr_inlinable): Likewise.
        (rx_attribute_table): Remove "exception".
        (rx_expand_prologue): If necessary push the accumulator register
        in the prologue of interrupt functions.
        (rx_expand_epilogue): If necessary pop the accumulator.
        (rx_builtins): Add RX_BUILTIN_MVTIPL.
        (rx_expand_builtin_stz): Remove.
        (rx_expand_builtin_mvtipl): New function.
        (rx_init_builtins): Handle RX_BUILTIN_MVTIPL.
        (rx_expand_builtin): Likewise.
        (rx_enable_fpu): New variable.
        (rx_handle_option): Handle -fpu, -nofpu, -mcpu and -patch.
        * config/rx/rx.h (TARGET_CPU_CPP_BUILTINS): Assert machine based
        on rx_cpu_type.  Define __RX_FPU_INSNS__ if FPU insns are allowed.
        (enum rx_cpu_types): Define.
        (ASM_SPEC): Pass -m32bit-doubles on to assembler.
        (INCOMING_FRAME_SP_OFFSET): Define.
        (ARG_POINTER_CFA_OFFSET): Define.
        (FRAME_POINTER_CFA_OFFSET): Define.
        (OVERRIDE_OPTIONS): Enable fast math if RX FPU insns are enabled.
        (ALLOW_RX_FPU_INSNS): Define.
        * config/rx/rx.md: Test ALLOW_RX_FPU_INSNS instead of
        fast_math_flags_set_p.
        (UNSPEC_BUILTIN_MVTIPL): Define.
        (revl): Rename to bswapsi2.
        (bswaphi2): New pattern.
        (mvtachi): Mark as volatile because it uses a register unknown to
        GCC.
        (mvtaclo): Likewise.
        (racw): Likewise.
        (mvtc): Remove clobber of cc0.
        (mvtcp): Delete.
        (opecp): Delete.
        * config/rx/rx.opt (mieee): Remove.
        (fpu): Add.
        (nofpu): Add.
        (mcpu=): Add.
        (patch=): Add.
        (msave-acc-in-interrupts): Add.
        * config/rx/t-rx (MULTILIB_OPTIONS): Change default to 64bit
        doubles.
        (MULTILIB_DIRS): Likewise.
        (MULTILIB_MATCHES): Treat -fpu as an alias for -m32bit-doubles.
        * doc/extend.texi: Remove description of "exception" function
        attribute.
        * doc/invoke.texi: Document -fpu, -nofpu, -mcpu=, -patch= and
        -msave-acc-in-interrupts options.

        * gcc.target/rx/builtins,c: Remove redundant tests.
        Add test of MVTIPL instruction.
        * gcc.target/rx/interrupts.c: Use fast_interrupt and interrupt
        function attributes.  Add -msave-acc-in-interrupts option to the
        command line.

Co-Authored-By: Kevin Buettner <kevinb@redhat.com>

From-SVN: r153853

1 files changed, 64 insertions, 0 deletions

diff --git a/gcc/ChangeLog b/gcc/ChangeLog
index 29aff02..0708ec7 100644
--- a/gcc/ChangeLog
+++ b/gcc/ChangeLog
@@ -1,3 +1,67 @@
+2009-11-03  Nick Clifton  <nickc@redhat.com>
+	    Kevin Buettner  <kevinb@redhat.com>
+
+	* config/rx/predicates.md (rx_store_multiple_vector): Reverse
+	order of expected registers.
+	(rx_load_multiple_vector): Likewise.
+	(rx_rtsd_vector): Likewise.
+	* config/rx/rx.c (rx_cpu_type): New variable.
+	(rx_print_operand): Fix bug printing 64-bit constant values.
+	(rx_emit_stack_pushm): Reverse order of pushed registers.
+	(gen_rx_store_vector): Likewise.
+	(is_fast_interrupt_func): Only accept "fast_interrupt" as the
+	attribute name.
+	(is_exception_func): Rename to is_interrupt_func and only accept
+	"interrupt" as the attribute name.
+	(rx_get_stack_layout): Use new function name.
+	(rx_func_attr_inlinable): Likewise.
+	(rx_attribute_table): Remove "exception".
+	(rx_expand_prologue): If necessary push the accumulator register
+	in the prologue of interrupt functions.
+	(rx_expand_epilogue): If necessary pop the accumulator.
+	(rx_builtins): Add RX_BUILTIN_MVTIPL.
+	(rx_expand_builtin_stz): Remove.
+	(rx_expand_builtin_mvtipl): New function.
+	(rx_init_builtins): Handle RX_BUILTIN_MVTIPL.
+	(rx_expand_builtin): Likewise.
+	(rx_enable_fpu): New variable.
+	(rx_handle_option): Handle -fpu, -nofpu, -mcpu and -patch.
+	* config/rx/rx.h (TARGET_CPU_CPP_BUILTINS): Assert machine based
+	on rx_cpu_type.  Define __RX_FPU_INSNS__ if FPU insns are allowed.
+	(enum rx_cpu_types): Define.
+	(ASM_SPEC): Pass -m32bit-doubles on to assembler.
+	(INCOMING_FRAME_SP_OFFSET): Define.
+	(ARG_POINTER_CFA_OFFSET): Define.
+	(FRAME_POINTER_CFA_OFFSET): Define.
+	(OVERRIDE_OPTIONS): Enable fast math if RX FPU insns are enabled.
+	(ALLOW_RX_FPU_INSNS): Define.
+	* config/rx/rx.md: Test ALLOW_RX_FPU_INSNS instead of
+	fast_math_flags_set_p.
+	(UNSPEC_BUILTIN_MVTIPL): Define.
+	(revl): Rename to bswapsi2.
+	(bswaphi2): New pattern.
+	(mvtachi): Mark as volatile because it uses a register unknown to
+	GCC.
+	(mvtaclo): Likewise.
+	(racw): Likewise.
+	(mvtc): Remove clobber of cc0.
+	(mvtcp): Delete.
+	(opecp): Delete.
+	* config/rx/rx.opt (mieee): Remove.
+	(fpu): Add.
+	(nofpu): Add.
+	(mcpu=): Add.
+	(patch=): Add.
+	(msave-acc-in-interrupts): Add.
+	* config/rx/t-rx (MULTILIB_OPTIONS): Change default to 64bit
+	doubles.
+	(MULTILIB_DIRS): Likewise.
+	(MULTILIB_MATCHES): Treat -fpu as an alias for -m32bit-doubles.
+	* doc/extend.texi: Remove description of "exception" function
+	attribute.
+	* doc/invoke.texi: Document -fpu, -nofpu, -mcpu=, -patch= and
+	-msave-acc-in-interrupts options.
+
 2009-11-03  Richard Guenther  <rguenther@suse.de>
 
 	* c-common.c (fold_offsetof_1): Use HOST_WIDE_INT_PRINT_DEC.