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re PR c++/5933 (HP-UX: broken MI of virtual classes)

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PR 5933
	* pa.h (ASM_OUTPUT_MI_THUNK): Use indirect jump to target function when
	generating 32-bit pic code.

From-SVN: r52004
This commit is contained in:
John David Anglin 2002-04-07 21:29:01 +00:00 committed by John David Anglin
parent eeec38a804
commit bf2d0b8e62
2 changed files with 68 additions and 9 deletions
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6
gcc/ChangeLog
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@ -1,3 +1,9 @@
2002-04-07 John David Anglin <dave@hiauly1.hia.nrc.ca>
PR 5933
* pa.h (ASM_OUTPUT_MI_THUNK): Use indirect jump to target function when
generating 32-bit pic code.
2002-04-06 Jason Thorpe <thorpej@wasabisystems.com>
* cppinit.c (cpp_create_reader): Initialize

71
gcc/config/pa/pa.h
View File

@ -861,23 +861,76 @@ extern enum cmp_type hppa_branch_type;
#define ASM_OUTPUT_MI_THUNK(FILE, THUNK_FNDECL, DELTA, FUNCTION) \
{ const char *target_name = XSTR (XEXP (DECL_RTL (FUNCTION), 0), 0); \
static unsigned int current_thunk_number; \
char label[16]; \
char *lab; \
ASM_GENERATE_INTERNAL_LABEL (label, "LTHN", current_thunk_number); \
STRIP_NAME_ENCODING (lab, label); \
STRIP_NAME_ENCODING (target_name, target_name); \
/* FIXME: total_code_bytes is not handled correctly in files with \
mi thunks. */ \
pa_output_function_prologue (FILE, 0); \
if (VAL_14_BITS_P (DELTA)) \
{ \
fprintf (FILE, "\tb %s\n\tldo ", target_name); \
fprintf (FILE, HOST_WIDE_INT_PRINT_DEC, DELTA); \
fprintf (FILE, "(%%r26),%%r26\n"); \
if (! TARGET_64BIT && ! TARGET_PORTABLE_RUNTIME && flag_pic) \
{ \
fprintf (FILE, "\taddil LT%%%s,%%r19\n", lab); \
fprintf (FILE, "\tldw RT%%%s(%%r1),%%r22\n", lab); \
fprintf (FILE, "\tldw 0(%%sr0,%%r22),%%r22\n"); \
fprintf (FILE, "\tbb,>=,n %%r22,30,.+16\n"); \
fprintf (FILE, "\tdepi 0,31,2,%%r22\n"); \
fprintf (FILE, "\tldw 4(%%sr0,%%r22),%%r19\n"); \
fprintf (FILE, "\tldw 0(%%sr0,%%r22),%%r22\n"); \
fprintf (FILE, "\tldsid (%%sr0,%%r22),%%r1\n\tmtsp %%r1,%%sr0\n"); \
fprintf (FILE, "\tbe 0(%%sr0,%%r22)\n\tldo "); \
fprintf (FILE, HOST_WIDE_INT_PRINT_DEC, DELTA); \
fprintf (FILE, "(%%r26),%%r26\n"); \
} \
else \
{ \
fprintf (FILE, "\tb %s\n\tldo ", target_name); \
fprintf (FILE, HOST_WIDE_INT_PRINT_DEC, DELTA); \
fprintf (FILE, "(%%r26),%%r26\n"); \
} \
} \
else \
{ \
fprintf (FILE, "\taddil L%%"); \
fprintf (FILE, HOST_WIDE_INT_PRINT_DEC, DELTA); \
fprintf (FILE, ",%%r26\n\tb %s\n\tldo R%%", target_name); \
fprintf (FILE, HOST_WIDE_INT_PRINT_DEC, DELTA); \
fprintf (FILE, "(%%r1),%%r26\n"); \
if (! TARGET_64BIT && ! TARGET_PORTABLE_RUNTIME && flag_pic) \
{ \
fprintf (FILE, "\taddil L%%"); \
fprintf (FILE, HOST_WIDE_INT_PRINT_DEC, DELTA); \
fprintf (FILE, ",%%r26\n\tldo R%%"); \
fprintf (FILE, HOST_WIDE_INT_PRINT_DEC, DELTA); \
fprintf (FILE, "(%%r1),%%r26\n"); \
fprintf (FILE, "\taddil LT%%%s,%%r19\n", lab); \
fprintf (FILE, "\tldw RT%%%s(%%r1),%%r22\n", lab); \
fprintf (FILE, "\tldw 0(%%sr0,%%r22),%%r22\n"); \
fprintf (FILE, "\tbb,>=,n %%r22,30,.+16\n"); \
fprintf (FILE, "\tdepi 0,31,2,%%r22\n"); \
fprintf (FILE, "\tldw 4(%%sr0,%%r22),%%r19\n"); \
fprintf (FILE, "\tldw 0(%%sr0,%%r22),%%r22\n"); \
fprintf (FILE, "\tldsid (%%sr0,%%r22),%%r1\n\tmtsp %%r1,%%sr0\n"); \
fprintf (FILE, "\tbe,n 0(%%sr0,%%r22)\n"); \
} \
else \
{ \
fprintf (FILE, "\taddil L%%"); \
fprintf (FILE, HOST_WIDE_INT_PRINT_DEC, DELTA); \
fprintf (FILE, ",%%r26\n\tb %s\n\tldo R%%", target_name); \
fprintf (FILE, HOST_WIDE_INT_PRINT_DEC, DELTA); \
fprintf (FILE, "(%%r1),%%r26\n"); \
} \
} \
fprintf (FILE, "\n\t.EXIT\n\t.PROCEND\n"); \
fprintf (FILE, "\t.EXIT\n\t.PROCEND\n"); \
if (! TARGET_64BIT && ! TARGET_PORTABLE_RUNTIME && flag_pic) \
{ \
data_section (); \
fprintf (FILE, "\t.align 4\n"); \
ASM_OUTPUT_INTERNAL_LABEL (FILE, "LTHN", current_thunk_number); \
fprintf (FILE, "\t.word P%%%s\n", target_name); \
function_section (THUNK_FNDECL); \
} \
current_thunk_number++; \
}
/* On HPPA, we emit profiling code as rtl via PROFILE_HOOK rather than