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| author | Nick Clifton <nickc@redhat.com> | 2004-04-20 12:17:16 +0000 |
|---|---|---|
| committer | Nick Clifton <nickc@redhat.com> | 2004-04-20 12:17:16 +0000 |
| commit | 6482c264f4a6d239f2abd356e09ae465e74efeb1 (patch) | |
| tree | 7ff3cb95f0c24d9341f9366e551a0e23bdb5d9bf /gas/config | |
| parent | b4781d441cad5589faa6e3fcbfcfb20d28cc7579 (diff) | |
| download | gdb-6482c264f4a6d239f2abd356e09ae465e74efeb1.zip gdb-6482c264f4a6d239f2abd356e09ae465e74efeb1.tar.gz gdb-6482c264f4a6d239f2abd356e09ae465e74efeb1.tar.bz2 | |
Add support for a .secrel32 x86 reloc to allow DWARF" debug information to used
with COFF based x86 ports.
Diffstat (limited to 'gas/config')
| -rw-r--r-- | gas/config/tc-i386.c | 53 | ||||
| -rw-r--r-- | gas/config/tc-i386.h | 6 |
2 files changed, 59 insertions, 0 deletions
diff --git a/gas/config/tc-i386.c b/gas/config/tc-i386.c index 5de6a55..f37c259 100644 --- a/gas/config/tc-i386.c +++ b/gas/config/tc-i386.c @@ -76,6 +76,9 @@ static void set_code_flag PARAMS ((int)); static void set_16bit_gcc_code_flag PARAMS ((int)); static void set_intel_syntax PARAMS ((int)); static void set_cpu_arch PARAMS ((int)); +#ifdef TE_PE +static void pe_directive_secrel PARAMS ((int)); +#endif static char *output_invalid PARAMS ((int c)); static int i386_operand PARAMS ((char *operand_string)); static int i386_intel_operand PARAMS ((char *operand_string, int got_a_float)); @@ -444,6 +447,9 @@ const pseudo_typeS md_pseudo_table[] = {"att_syntax", set_intel_syntax, 0}, {"file", (void (*) PARAMS ((int))) dwarf2_directive_file, 0}, {"loc", dwarf2_directive_loc, 0}, +#ifdef TE_PE + {"secrel32", pe_directive_secrel, 0}, +#endif {0, 0, 0} }; @@ -3638,6 +3644,50 @@ x86_cons (exp, size) } #endif +#ifdef TE_PE + +#define O_secrel (O_max + 1) + +void +x86_pe_cons_fix_new (frag, off, len, exp) + fragS *frag; + unsigned int off; + unsigned int len; + expressionS *exp; +{ + enum bfd_reloc_code_real r = reloc (len, 0, 0, NO_RELOC); + + if (exp->X_op == O_secrel) + { + exp->X_op = O_symbol; + r = BFD_RELOC_32_SECREL; + } + + fix_new_exp (frag, off, len, exp, 0, r); +} + +static void +pe_directive_secrel (dummy) + int dummy ATTRIBUTE_UNUSED; +{ + expressionS exp; + + do + { + expression (&exp); + if (exp.X_op == O_symbol) + exp.X_op = O_secrel; + + emit_expr (&exp, 4); + } + while (*input_line_pointer++ == ','); + + input_line_pointer--; + demand_empty_rest_of_line (); +} + +#endif + static int i386_immediate PARAMS ((char *)); static int @@ -5165,6 +5215,9 @@ tc_gen_reloc (section, fixp) case BFD_RELOC_RVA: case BFD_RELOC_VTABLE_ENTRY: case BFD_RELOC_VTABLE_INHERIT: +#ifdef TE_PE + case BFD_RELOC_32_SECREL: +#endif code = fixp->fx_r_type; break; default: diff --git a/gas/config/tc-i386.h b/gas/config/tc-i386.h index 14b522b..5c48f58 100644 --- a/gas/config/tc-i386.h +++ b/gas/config/tc-i386.h @@ -408,6 +408,12 @@ extern void x86_cons_fix_new PARAMS ((fragS *, unsigned int, unsigned int, expressionS *)); #endif +#ifdef TE_PE +#define TC_CONS_FIX_NEW(FRAG,OFF,LEN,EXP) x86_pe_cons_fix_new(FRAG, OFF, LEN, EXP) +extern void x86_pe_cons_fix_new + PARAMS ((fragS *, unsigned int, unsigned int, expressionS *)); +#endif + #define DIFF_EXPR_OK /* foo-. gets turned into PC relative relocs */ #define NO_RELOC BFD_RELOC_NONE |