+2001-05-03 David O'Brien <obrien@FreeBSD.org>
+
+ * config/t-freebsd: Don't install "assert.h" in gcc. Compile crtbeginS.o
+ and crtendS.o with PIC.
+
+2001-05-03 Stephane Carrez <Stephane.Carrez@worldnet.fr>
+
+ * config/m68hc11/larith.asm (__mulqi3): Fix multiplication of two
+ negative numbers.
+ (___subdi3, ___adddi3): Use x instead of y as index register.
+ (__init_bss_section, __map_data_section): Optimize for 68HC12.
+ (__memset, __memcpy): Likewise.
+ (regs): Put the soft registers in bss for 68HC12.
+ (abort): Use trap to abort for 68hc12.
+ (__mulhi3, __mulhi32): Use emul for 68hc12.
+ (__mulsi3): Avoid to use the tmp soft register for 68hc12.
+
+2001-05-03 Stephane Carrez <Stephane.Carrez@worldnet.fr>
+
+ * config/m68hc11/m68hc11.h (LIMIT_RELOAD_CLASS): Don't define.
+ * config/m68hc11/m68hc11-protos.h (limit_reload_class): Remove.
+ * config/m68hc11/m68hc11.c (limit_reload_class): Remove.
+ (m68hc11_override_options): Remove setting of flag_no_nonansi_builtin.
+ Set 68HC12 min offset to -65536.
+ (print_operand): Put parenthesis arround the operand if it refers
+ to a symbol having the same name as a register.
+ (m68hc11_z_replacement): When z register is replaced by its
+ equivalent soft register, force the insn to be re-recognized.
+ (m68hc11_check_z_replacement): Fix the test when destination is
+ the index register and z dies in the insn.
+ (m68hc11_reorg): Remove the REG_DEAD notes beforce recomputing them.
+
+2001-05-03 Stephane Carrez <Stephane.Carrez@worldnet.fr>
+
+ * config/m68hc11/m68hc11.c (m68hc11_override_options): Initialize
+ costs according to processor variant.
+ (m68hc11_shift_cost): New function to compute shift costs.
+ (m68hc11_rtx_costs): Define costs according to processor variant.
+ (m6811_cost): Costs for 68HC11.
+ (m6812_cost): Costs for 68HC12.
+ (COSTS_N_INSNS): Remove.
+
+ * config/m68hc11/m68hc11.h (RTX_COSTS): New.
+ (DEFAULT_RTX_COSTS): Remove.
+ (CONST_COSTS): Define costs according to OUTER_CODE.
+ (processor_costs): New struct to define costs.
+ (m68hc11_cost): Pointer to current costs.
+
+2001-05-03 Stephane Carrez <Stephane.Carrez@worldnet.fr>
+
+ * config/m68hc11/m68hc11.md (*addhi3_68hc12): Fix generation
+ and use m68hc11_notice_keep_cc when using leax/leay.
+ (addhi3 split): Reject split if the insn is handled by
+ leax/leay above.
+ * config/m68hc11/m68hc11.c (m68hc11_split_move): For 68HC12 the
+ push must be handled in a special way if the source operand uses
+ sp as index register.
+ (m68hc11_notice_keep_cc): New function.
+ (m68hc11_gen_movhi): Use it when an insn changes a register but
+ not the flags.
+ (m68hc11_gen_movqi): Fix move for 68HC12.
+ * config/m68hc11/m68hc11-protos.h (m68hc11_notice_keep_cc): Declare.
+
+2001-05-03 Stephane Carrez <Stephane.Carrez@worldnet.fr>
+
+ * config/m68hc11/m68hc11.c (m68hc11_emit_libcall): Use LCT_CONST
+ and don't pass operands[0] to emit_library_call_value.
+
+2001-05-03 Stephane Carrez <Stephane.Carrez@worldnet.fr>
+
+ * config/m68hc11/m68hc11.md (tsthi_1): Use cpd for 68HC12.
+ (zero_extendsi split): Simplify and use (zero_extendhi).
+ (*addhi3): Remove 'w' constraint since stack pointer is handled
+ by (addhi3_sp).
+ (*ashlhi3_2): Operand 2 is clobbered use '+' for its constraint.
+ (*ashlhi3, *ashrhi3, *lshrhi3): Likewise.
+ (*ashrhi3_const): Fix shift by 7.
+ (*lshrsi3_const16): Fix template.
+ (call, call_value): Fix constraint and predicate.
+
+2001-05-03 Stephane Carrez <Stephane.Carrez@worldnet.fr>
+
+ * config/m68hc11/m68hc11.md (X_REGNUM, D_REGNUM): New constant.
+ (Y_REGNUM, SP_REGNUM, PC_REGNUM, A_REGNUM, B_REGNUM): Likewise.
+ (CC_REGNUM): Likewise.
+ (*unnamed splits): Use above constants instead of hard coded numbers.
+ (*adcq, *subcq, *addsi_carry, *rotlqi3_with_carry): Likewise.
+ (*rotlhi3_with_carry, *rotrhi3_with_carry): Likewise.
+ (*return_16bit, *unnamed peepholes): Likewise.
+
+2001-05-03 David O'Brien <obrien@FreeBSD.org>
+
+ * config.gcc(rs6000-ibm-aix|powerpc-ibm-aix): Do not include
+ rs6000/rs6000.h twice.
+
+2001-05-03 Mark Elbrecht <snowball3@bigfoot.com>
+
+ * config/i386/djgpp.h (CPP_PREDEFINES): Define __GO32__.
+ (CPP_SPEC): Conditionally define MSDOS and GO32.
+ (SUBTARGET_SWITCHES): Ignore -mbnu210 and -mno-bnu210.
+ (SUBTARGET_OVERRIDE_OPTIONS): Warn that -mbnu210 and -mno-bnu210 are
+ ignored.
+ (SUPPORTS_WEAK, SUPPORTS_ONE_ONLY): Remove.
+
2001-05-03 Alexandre Oliva <aoliva@redhat.com>
* config/mn10300/mn10300.md: Sign-extend GEN_INT operands.
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