Michael Meissner
parent
b372168cef
commit
31c714e3ec
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@ -80,7 +80,6 @@ extern int set_noreorder; /* # of nested .set noreorder's */
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extern int set_nomacro; /* # of nested .set nomacro's */
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extern int set_noat; /* # of nested .set noat's */
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extern int set_volatile; /* # of nested .set volatile's */
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extern int flag_half_pic; /* whether or not we use half-pic */
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extern int mips_branch_likely; /* emit 'l' after br (branch likely) */
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extern int mips_dbx_regno[]; /* Map register # to debug register # */
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extern char mips_rtx_classify[]; /* classify an RTX code */
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@ -119,15 +118,14 @@ extern int function_arg_partial_nregs ();
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extern void function_epilogue ();
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extern void function_prologue ();
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extern void gen_conditional_branch ();
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extern void half_pic_encode_section_info ();
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extern void init_cumulative_args ();
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extern int large_int ();
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extern int md_register_operand ();
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extern int mips_address_cost ();
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extern void mips_asm_file_end ();
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extern void mips_asm_file_start ();
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extern void mips_declare_object ();
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extern int mips_const_double_ok ();
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extern int mips_constant_address_p ();
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extern void mips_count_memory_refs ();
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extern int mips_debugger_offset ();
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extern int mips_epilogue_delay_slots ();
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@ -155,6 +153,15 @@ extern void readonly_data_section ();
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extern void sdata_section ();
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extern void text_section ();
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/* Stubs for half-pic support if not OSF/1 reference platform. */
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#ifndef HALF_PIC_P
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#define HALF_PIC_P() 0
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#define HALF_PIC_ENCODE(DECL)
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#define HALF_PIC_INIT() error ("half-pic init called on systems that don't support it.")
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#define HALF_PIC_ADDRESS_P(X) 0
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#endif
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/* Switch Recognition by gcc.c. Add -G xx support */
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@ -234,7 +241,6 @@ while (0)
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flag_delayed_branch = TRUE; \
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flag_thread_jumps = TRUE; \
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flag_schedule_insns_after_reload = TRUE; \
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flag_caller_saves = TRUE; \
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} \
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\
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if (LEVEL >= 2) \
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@ -244,7 +250,7 @@ while (0)
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flag_expensive_optimizations = TRUE; \
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flag_rerun_cse_after_loop = TRUE; \
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flag_schedule_insns = TRUE; \
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} \
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} \
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\
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if (LEVEL >= 3) \
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{ \
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@ -300,29 +306,31 @@ while (0)
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/* Extra switches sometimes passed to the assembler. */
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#ifndef ASM_SPEC
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#define ASM_SPEC "%{!mgas: \
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%{!mrnames: -nocpp} \
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%{pipe: %e-pipe is not supported.} \
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%{EB} %{!EB:-EB} \
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%{EL: %e-EL not supported} \
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%{O:-O2} %{O1:-O2} %{O2:-O2} %{O3:-O3} \
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%{g} %{g0} %{g1} %{g2} %{g3} %{v} %{K}} \
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%{G*}"
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#define ASM_SPEC "\
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%{!mgas: \
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%{!mrnames: -nocpp} \
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%{pipe: %e-pipe is not supported.} \
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%{EB} %{!EB:-EB} \
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%{EL: %e-EL not supported} \
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%{O:-O2} %{O1:-O2} %{O2:-O2} %{O3:-O3} \
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%{g} %{g0} %{g1} %{g2} %{g3} %{v} %{K}} \
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%{G*}"
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#endif /* ASM_SPEC */
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/* Specify to run a post-processor, mips-tfile after the assembler
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has run to stuff the mips debug information into the object file.
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This is needed because the $#!%^ MIPS assembler provides no way
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of specifing such information in the assembly file. */
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of specifying such information in the assembly file. */
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#ifndef ASM_FINAL_SPEC
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#define ASM_FINAL_SPEC "%{!mgas: %{!mno-mips-tfile: \
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\n mips-tfile %{v*: -v} \
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%{K: -I %b.o~} \
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%{!K: %{save-temps: -I %b.o~}} \
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%{c:%W{o*}%{!o*:-o %b.o}}%{!c:-o %b.o} \
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%{.s:%i} %{!.s:%g.s}}}"
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#define ASM_FINAL_SPEC "\
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%{!mgas: %{!mno-mips-tfile: \
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\n mips-tfile %{v*: -v} \
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%{K: -I %b.o~} \
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%{!K: %{save-temps: -I %b.o~}} \
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%{c:%W{o*}%{!o*:-o %b.o}}%{!c:-o %b.o} \
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%{.s:%i} %{!.s:%g.s}}}"
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#endif
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/* Redefinition of libraries used. Mips doesn't support normal
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@ -333,77 +341,60 @@ while (0)
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#define LIB_SPEC "%{pg:-lprof1} %{p:-lprof1} -lc"
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#endif
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/* Suppress libg.a from being linked in when debugging, since MIPS doesn't
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supply one. */
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#ifndef LIBG_SPEC
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#define LIBG_SPEC ""
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#endif
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/* Extra switches sometimes passed to the loader. */
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/* Extra switches sometimes passed to the linker. */
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#ifndef LINK_SPEC
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#define LINK_SPEC "%{G*} \
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%{!mgas: \
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%{pipe: %e-pipe is not supported.} \
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%{EB} %{!EB:-EB} \
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%{EL: %e-EL not supported} \
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%{bestGnum}}"
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#define LINK_SPEC "\
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%{G*} \
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%{!mgas: \
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%{pipe: %e-pipe is not supported.} \
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%{EB} %{!EB:-EB} \
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%{EL: %e-EL not supported} \
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%{bestGnum}}"
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#endif /* LINK_SPEC defined */
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/* Specs for the compiler proper */
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#ifndef CC1_SPEC
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#define CC1_SPEC "%{O*: %{!mno-gpOPT:%{!mno-gpopt: -mgpopt}}} \
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%{gline:%{!g:%{!g0:%{!g1:%{!g2: -g1}}}}} \
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%{G*} \
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%{pic-none: -mno-half-pic} \
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%{pic-lib: -mhalf-pic} \
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%{pic-extern: -mhalf-pic} \
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%{pic-calls: -mhalf-pic} \
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%{save-temps: }"
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#define CC1_SPEC "\
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%{O*: %{!mno-gpOPT:%{!mno-gpopt: -mgpopt}}} \
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%{gline:%{!g:%{!g0:%{!g1:%{!g2: -g1}}}}} \
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%{G*} \
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%{pic-none: -mno-half-pic} \
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%{pic-lib: -mhalf-pic} \
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%{pic-extern: -mhalf-pic} \
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%{pic-calls: -mhalf-pic} \
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%{save-temps: }"
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#endif
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#ifndef CC1PLUS_SPEC
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#define CC1PLUS_SPEC "%{!fgnu-binutils: -fno-gnu-binutils}"
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#define CC1PLUS_SPEC "%{!fgnu-binutils: -fno-gnu-binutils}"
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#endif
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/* Preprocessor specs */
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#ifndef CPP_SPEC
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#define CPP_SPEC "%{!ansi:-DSYSTYPE_BSD} -D__SYSTYPE_BSD__ \
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%{.S: -D__LANGUAGE_ASSEMBLY__ \
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-D_LANGUAGE_ASSEMBLY \
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%{!ansi:-DLANGUAGE_ASSEMBLY}} \
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%{.cc: -D__LANGUAGE_C_PLUS_PLUS__ \
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-D_LANGUAGE_C_PLUS_PLUS \
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%{!ansi:-DLANGUAGE_C_PLUS_PLUS}} \
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%{.cxx:-D__LANGUAGE_C_PLUS_PLUS__ \
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-D_LANGUAGE_C_PLUS_PLUS \
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%{!ansi:-DLANGUAGE_C_PLUS_PLUS}} \
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%{.C: -D__LANGUAGE_C_PLUS_PLUS__ \
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-D_LANGUAGE_C_PLUS_PLUS \
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%{!ansi:-DLANGUAGE_C_PLUS_PLUS}} \
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%{.m: -D__LANGUAGE_OBJECTIVE_C__ \
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-D_LANGUAGE_OBJECTIVE_C \
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%{!ansi:-DLANGUAGE_OBJECTIVE_C}} \
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%{!.S: -D__LANGUAGE_C__ \
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-D_LANGUAGE_C \
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%{!ansi:-DLANGUAGE_C}}"
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#define CPP_SPEC "\
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%{!ansi:-DSYSTYPE_BSD} -D__SYSTYPE_BSD__ \
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%{.cc: -D__LANGUAGE_C_PLUS_PLUS -D_LANGUAGE_C_PLUS_PLUS} \
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%{.cxx: -D__LANGUAGE_C_PLUS_PLUS -D_LANGUAGE_C_PLUS_PLUS} \
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%{.C: -D__LANGUAGE_C_PLUS_PLUS -D_LANGUAGE_C_PLUS_PLUS} \
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%{.m: -D__LANGUAGE_OBJECTIVE_C -D_LANGUAGE_OBJECTIVE_C} \
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%{.S: -D__LANGUAGE_ASSEMBLY -D_LANGUAGE_ASSEMBLY %{!ansi:-DLANGUAGE_ASSEMBLY}} \
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%{!.S: -D__LANGUAGE_C -D_LANGUAGE_C %{!ansi:-DLANGUAGE_C}}"
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#endif
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/* If defined, this macro is an additional prefix to try after
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`STANDARD_EXEC_PREFIX'. */
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#ifndef MD_EXEC_PREFIX
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#define MD_EXEC_PREFIX "/usr/lib/cmplrs/cc"
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#define MD_EXEC_PREFIX "/usr/lib/cmplrs/cc/"
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#endif
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/* Print subsidiary information on the compiler version in use. */
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#define MIPS_VERSION "[AL 1.1, MM 11]"
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#define MIPS_VERSION "[AL 1.1, MM 13]"
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#ifndef MACHINE_TYPE
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#define MACHINE_TYPE "BSD Mips"
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@ -584,6 +575,13 @@ do { \
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#define DEBUGGER_AUTO_OFFSET(X) mips_debugger_offset (X, 0)
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#define DEBUGGER_ARG_OFFSET(OFFSET, X) mips_debugger_offset (X, OFFSET)
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/* Tell collect that the object format is ECOFF */
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#ifndef OBJECT_FORMAT_ROSE
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#define OBJECT_FORMAT_COFF /* Object file looks like COFF */
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#define EXTENDED_COFF /* ECOFF, not normal coff */
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#endif
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/* Run-time compilation parameters selecting different hardware subsets. */
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@ -617,7 +615,7 @@ do { \
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/* switches not used yet */
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#define MASK_WC8 0x00000000 /* wchar's are 8 bits, not 32 */
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#define MASK_WC16 0x00000000 /* wchar's are 16 bits, not 32 */
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#define MASK_WC32 0x00000000 /* dummy for consistancy */
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#define MASK_WC32 0x00000000 /* dummy for consistency */
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/* Debug switches, not documented */
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#define MASK_DEBUG 0x40000000 /* Eliminate version # in .s file */
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@ -807,7 +805,7 @@ do { \
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#define LEAST_SIGNIFICANT_WORD 0
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#endif
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/* Number of bits in an addressible storage unit */
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/* Number of bits in an addressable storage unit */
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#define BITS_PER_UNIT 8
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/* Width in bits of a "word", which is the contents of a machine register.
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@ -887,9 +885,9 @@ do { \
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/* Biggest alignment any structure field can require in bits. */
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#define BIGGEST_FIELD_ALIGNMENT 64
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/* Define this if move instructions will actually fail to work
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/* Set this nonzero if move instructions will actually fail to work
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when given unaligned data. */
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#define STRICT_ALIGNMENT
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#define STRICT_ALIGNMENT 1
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/* Define this if you wish to imitate the way many other C compilers
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handle alignment of bitfields and the structures that contain
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@ -1326,16 +1324,16 @@ extern enum reg_class mips_char_to_class[];
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operand as its first argument and the constraint letter as its
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second operand.
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`Q' is for memory refereces using take more than 1 instruction.
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`R' is for memory refereces which take 1 word for the instruction.
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`Q' is for memory references which take more than 1 instruction.
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`R' is for memory references which take 1 word for the instruction.
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`S' is for references to extern items which are PIC for OSF/rose. */
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#define EXTRA_CONSTRAINT(OP,CODE) \
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((GET_CODE (OP) != MEM) ? FALSE \
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: ((CODE) == 'Q') ? !simple_memory_operand (OP, GET_MODE (OP)) \
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: ((CODE) == 'R') ? simple_memory_operand (OP, GET_MODE (OP)) \
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: ((CODE) == 'S') ? (flag_half_pic && CONSTANT_P (OP) \
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&& !mips_constant_address_p (OP)) \
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: ((CODE) == 'S') ? (HALF_PIC_P () && CONSTANT_P (OP) \
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&& HALF_PIC_ADDRESS_P (OP)) \
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: FALSE)
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/* Given an rtx X being reloaded into a reg required to be
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@ -1419,9 +1417,7 @@ extern struct mips_frame_info current_frame_info;
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of the fixed parts of the stack frame and on how registers are saved. */
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#define INITIAL_FRAME_POINTER_OFFSET(VAR) \
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((VAR) = (current_frame_info.initialized) \
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? current_frame_info.total_size \
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: compute_frame_size (get_frame_size ()))
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((VAR) = compute_frame_size (get_frame_size ()))
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/* If we generate an insn to push BYTES bytes,
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this says how many the stack pointer really advances by.
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@ -1951,7 +1947,7 @@ __enable_execute_stack (addr) \
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machine doesn't support it. This is because the \
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assembler can use $r1 to load just the high 16 bits, add \
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in the register, and fold the low 16 bits into the memory \
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reference, wheras the compiler generates a 4 instruction \
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reference, whereas the compiler generates a 4 instruction \
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sequence. On the other hand, CSE is not as effective. \
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It would be a win to generate the lui directly, but the \
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MIPS assembler does not have syntax to generate the \
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@ -1979,7 +1975,8 @@ __enable_execute_stack (addr) \
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`high' expressions and `const' arithmetic expressions, in
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addition to `const_int' and `const_double' expressions. */
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#define CONSTANT_ADDRESS_P(X) mips_constant_address_p (X)
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#define CONSTANT_ADDRESS_P(X) \
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(CONSTANT_P (X) && (!HALF_PIC_P () || HALF_PIC_ADDRESS_P (X)))
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/* Nonzero if the constant value X is a legitimate general operand.
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@ -2071,8 +2068,8 @@ do \
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SYMBOL_REF_FLAG (XEXP (DECL_RTL (DECL), 0)) = 1; \
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} \
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\
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else if (flag_half_pic) \
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half_pic_encode_section_info (DECL); \
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else if (HALF_PIC_P ()) \
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HALF_PIC_ENCODE (DECL); \
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} \
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while (0)
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@ -2176,7 +2173,7 @@ while (0)
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case CONST: \
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{ \
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extern rtx eliminate_constant_term (); \
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int offset = 0; \
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rtx offset = const0_rtx; \
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rtx symref = eliminate_constant_term (X, &offset); \
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\
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if (GET_CODE (symref) == LABEL_REF) \
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@ -2186,7 +2183,7 @@ while (0)
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return COSTS_N_INSNS (4); \
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\
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/* let's be paranoid.... */ \
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if (offset < -32768 || offset > 32767) \
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if (INTVAL (offset) < -32768 || INTVAL (offset) > 32767) \
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return COSTS_N_INSNS (2); \
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\
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return COSTS_N_INSNS (SYMBOL_REF_FLAG (symref) ? 1 : 2); \
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@ -2400,7 +2397,7 @@ while (0)
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/* Optionally define this if you have added predicates to
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`MACHINE.c'. This macro is called within an initializer of an
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array of structures. The first field in the structure is the
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name of a predicate and the second field is an arrary of rtl
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name of a predicate and the second field is an array of rtl
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codes. For each predicate, list all rtl codes that can be in
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expressions matched by the predicate. The list should have a
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trailing comma. Here is an example of two entries in the list
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@ -2869,30 +2866,30 @@ while (0)
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since those bits seem to be unused, and we don't have any method
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of getting the decl nodes from the name. */
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#ifndef COLLECT
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#define ASM_OUTPUT_LABEL(STREAM,NAME) \
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do { \
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assemble_name (STREAM, NAME); \
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fputs (":\n", STREAM); \
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\
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if (TARGET_GP_OPT && mips_section_threshold != 0) \
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{ \
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tree name_tree = get_identifier (NAME); \
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TREE_ADDRESSABLE (name_tree) = 1; \
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} \
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} while (0)
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#else
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#define ASM_OUTPUT_LABEL(STREAM,NAME) \
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do { \
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fprintf (STREAM, "%s:\n", NAME); \
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} while (0)
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#endif
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/* A C statement (sans semicolon) to output to the stdio stream
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STREAM any text necessary for declaring the name NAME of an
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initialized variable which is being defined. This macro must
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output the label definition (perhaps using `ASM_OUTPUT_LABEL').
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The argument DECL is the `VAR_DECL' tree node representing the
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variable.
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If this macro is not defined, then the variable name is defined
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in the usual manner as a label (by means of `ASM_OUTPUT_LABEL'). */
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#define ASM_DECLARE_OBJECT_NAME(STREAM, NAME, DECL) \
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mips_declare_object (STREAM, NAME, "", ":\n", 0);
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/* This is how to output a command to make the user-level label named NAME
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defined for reference from other files. */
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#ifndef COLLECT
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#define ASM_GLOBALIZE_LABEL(STREAM,NAME) \
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do { \
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fputs ("\t.globl\t", STREAM); \
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@ -2900,44 +2897,16 @@ do { \
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fputs ("\n", STREAM); \
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} while (0)
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#else
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#define ASM_GLOBALIZE_LABEL(STREAM,NAME) \
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do { \
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fprintf (STREAM, "\t.globl\t%s\n", NAME); \
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} while (0)
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#endif
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/* This says how to output an assembler line
|
||||
to define a global common symbol. */
|
||||
/* This says how to define a global common symbol. */
|
||||
|
||||
#define ASM_OUTPUT_COMMON(STREAM, NAME, SIZE, ROUNDED) \
|
||||
do { \
|
||||
fputs ("\n\t.comm\t", (STREAM)); \
|
||||
assemble_name ((STREAM), (NAME)); \
|
||||
fprintf ((STREAM), ",%u\n", (ROUNDED)); \
|
||||
\
|
||||
if (TARGET_GP_OPT && mips_section_threshold != 0) \
|
||||
{ \
|
||||
tree name_tree = get_identifier (NAME); \
|
||||
TREE_ADDRESSABLE (name_tree) = 1; \
|
||||
} \
|
||||
} while (0)
|
||||
mips_declare_object (STREAM, NAME, "\n\t.comm\t", ",%u\n", (ROUNDED))
|
||||
|
||||
/* This says how to output an assembler line
|
||||
to define a local common symbol. */
|
||||
/* This says how to define a local common symbol (ie, not visable to
|
||||
linker). */
|
||||
|
||||
#define ASM_OUTPUT_LOCAL(STREAM, NAME, SIZE, ROUNDED) \
|
||||
do { \
|
||||
fputs ("\n\t.lcomm\t", (STREAM)); \
|
||||
assemble_name ((STREAM), (NAME)); \
|
||||
fprintf ((STREAM), ",%u\n", (ROUNDED)); \
|
||||
\
|
||||
if (TARGET_GP_OPT && mips_section_threshold != 0) \
|
||||
{ \
|
||||
tree name_tree = get_identifier (NAME); \
|
||||
TREE_ADDRESSABLE (name_tree) = 1; \
|
||||
} \
|
||||
} while (0)
|
||||
mips_declare_object (STREAM, NAME, "\n\t.lcomm\t", ",%u\n", (ROUNDED))
|
||||
|
||||
|
||||
/* This says how to output an external. It would be possible not to
|
||||
|
|
@ -3008,7 +2977,6 @@ do { \
|
|||
|
||||
/* This is how to output an assembler line defining an `int' constant. */
|
||||
|
||||
#ifndef COLLECT
|
||||
#define ASM_OUTPUT_INT(STREAM,VALUE) \
|
||||
do { \
|
||||
fprintf (STREAM, "\t.word\t"); \
|
||||
|
|
@ -3016,11 +2984,6 @@ do { \
|
|||
fprintf (STREAM, "\n"); \
|
||||
} while (0)
|
||||
|
||||
#else
|
||||
#define ASM_OUTPUT_INT(STREAM,VALUE) \
|
||||
fprintf (STREAM, "\t.word\t%d\n", VALUE)
|
||||
#endif
|
||||
|
||||
/* Likewise for `char' and `short' constants. */
|
||||
|
||||
#define ASM_OUTPUT_SHORT(STREAM,VALUE) \
|
||||
|
|
@ -3037,29 +3000,6 @@ do { \
|
|||
fprintf (STREAM, "\n"); \
|
||||
}
|
||||
|
||||
/* This is how to output an assembler line defining an `int' constant,
|
||||
which is not in tree format (for collect.c). */
|
||||
|
||||
#define ASM_OUTPUT_INT_CONST(STREAM,VALUE) \
|
||||
fprintf(STREAM, "\t.word\t%d\n", VALUE)
|
||||
|
||||
/* This is how to output an assembler line defining an external/static
|
||||
address which is not in tree format (for collect.c). */
|
||||
|
||||
#define ASM_OUTPUT_PTR_INT_SUM(STREAM, NAME, VALUE) \
|
||||
do { \
|
||||
fprintf (STREAM, "\t.word\t"); \
|
||||
ASM_OUTPUT_LABELREF (STREAM, NAME); \
|
||||
fprintf (STREAM, "+%d\n", VALUE); \
|
||||
} while (0)
|
||||
|
||||
#define ASM_OUTPUT_LABELREF_AS_INT(STREAM, NAME) \
|
||||
do { \
|
||||
fprintf (STREAM, "\t.word\t"); \
|
||||
ASM_OUTPUT_LABELREF (STREAM, NAME); \
|
||||
fprintf (STREAM, "\n"); \
|
||||
} while (0)
|
||||
|
||||
/* This is how to output an assembler line for a numeric constant byte. */
|
||||
|
||||
#define ASM_OUTPUT_BYTE(STREAM,VALUE) \
|
||||
|
|
@ -3192,19 +3132,19 @@ do { \
|
|||
|
||||
/* Output before read-only data. */
|
||||
|
||||
#define TEXT_SECTION_ASM_OP "\t.text"
|
||||
#define TEXT_SECTION_ASM_OP ".text"
|
||||
|
||||
/* Output before writable data. */
|
||||
|
||||
#define DATA_SECTION_ASM_OP "\t.data"
|
||||
#define DATA_SECTION_ASM_OP ".data"
|
||||
|
||||
/* Output before writable short data. */
|
||||
|
||||
#define SDATA_SECTION_ASM_OP "\t.sdata"
|
||||
#define SDATA_SECTION_ASM_OP ".sdata"
|
||||
|
||||
/* Output before read-only data. */
|
||||
|
||||
#define RDATA_SECTION_ASM_OP "\t.rdata"
|
||||
#define RDATA_SECTION_ASM_OP ".rdata"
|
||||
#define READONLY_DATA_SECTION rdata_section
|
||||
|
||||
/* What other sections we support other than the normal .data/.text. */
|
||||
|
|
|
|||
Loading…
Reference in New Issue