diff options
Diffstat (limited to 'gcc/gcc.info-25')
| -rw-r--r-- | gcc/gcc.info-25 | 26 |
1 files changed, 20 insertions, 6 deletions
diff --git a/gcc/gcc.info-25 b/gcc/gcc.info-25 index 699add63930..9b1abc23872 100644 --- a/gcc/gcc.info-25 +++ b/gcc/gcc.info-25 @@ -1,4 +1,4 @@ -This is Info file gcc.info, produced by Makeinfo version 1.68 from the +This is Info file gcc.info, produced by Makeinfo version 1.67 from the input file gcc.texi. This file documents the use and the internals of the GNU compiler. @@ -419,10 +419,10 @@ Output of Assembler Instructions Define the macros `REGISTER_PREFIX', `LOCAL_LABEL_PREFIX', `USER_LABEL_PREFIX' and `IMMEDIATE_PREFIX' if you can express the - variations in assemble language syntax with that mechanism. Define - `ASSEMBLER_DIALECT' and use the `{option0|option1}' syntax if the - syntax variant are larger and involve such things as different - opcodes or operand order. + variations in assembler language syntax with that mechanism. + Define `ASSEMBLER_DIALECT' and use the `{option0|option1}' syntax + if the syntax variant are larger and involve such things as + different opcodes or operand order. `ASM_OUTPUT_REG_PUSH (STREAM, REGNO)' A C expression to output to STREAM some assembler code which will @@ -672,11 +672,18 @@ Macros Affecting All Debugging Formats `PREFERRED_DEBUGGING_TYPE' A C expression that returns the type of debugging output GNU CC - produces when the user specifies `-g' or `-ggdb'. Define this if + should produce when the user specifies just `-g'. Define this if you have arranged for GNU CC to support more than one format of debugging output. Currently, the allowable values are `DBX_DEBUG', `SDB_DEBUG', `DWARF_DEBUG', `DWARF2_DEBUG', and `XCOFF_DEBUG'. + When the user specifies `-ggdb', GNU CC normally also uses the + value of this macro to select the debugging output format, but + with two exceptions. If `DWARF2_DEBUGGING_INFO' is defined and + `LINKER_DOES_NOT_WORK_WITH_DWARF2' is not defined, GNU CC uses the + value `DWARF2_DEBUG'. Otherwise, if `DBX_DEBUGGING_INFO' is + defined, GNU CC uses `DBX_DEBUG'. + The value of this macro only affects the default debugging output; the user can always get a specific type of output by using `-gstabs', `-gcoff', `-gdwarf-1', `-gdwarf-2', or `-gxcoff'. @@ -966,6 +973,13 @@ Macros for SDB and DWARF Output prologue, or call `dwarf2out_def_cfa' and `dwarf2out_reg_save' as appropriate from `FUNCTION_PROLOGUE' if you don't. +`LINKER_DOES_NOT_WORK_WITH_DWARF2' + Define this macro if the linker does not work with Dwarf version 2. + Normally, if the user specifies only `-ggdb' GNU CC will use Dwarf + version 2 if available; this macro disables this. See the + description of the `PREFERRED_DEBUGGING_TYPE' macro for more + details. + `PUT_SDB_...' Define these macros to override the assembler syntax for the special SDB assembler directives. See `sdbout.c' for a list of |