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arm.c (arm_cpp_interwork): New variable.

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* arm.c (arm_cpp_interwork): New variable.
(arm_override_options): Set it if TARGET_INTERWORK was on the command
line.
* arm.h (arm_cpp_interwork): Declare it.
(TARGET_CPU_CPP_BUILTINS): Use it to control definition of
__THUMB_INTERWORK__ in the preprocessor.

From-SVN: r84351
This commit is contained in:
Richard Earnshaw 2004-07-09 09:30:46 +00:00 committed by Richard Earnshaw
parent 55d816e7c1
commit 2ad4dcf985
3 changed files with 30 additions and 1 deletions
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9
gcc/ChangeLog
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@ -1,3 +1,12 @@
2004-07-09 Richard Earnshaw <rearnsha@arm.com>
* arm.c (arm_cpp_interwork): New variable.
(arm_override_options): Set it if TARGET_INTERWORK was on the command
line.
* arm.h (arm_cpp_interwork): Declare it.
(TARGET_CPU_CPP_BUILTINS): Use it to control definition of
__THUMB_INTERWORK__ in the preprocessor.
2004-07-09 Nathan Sidwell <nathan@codesourcery.com>
* vec.h (VEC_T_alloc): Fix MEM_STAT_DECL pasto.

13
gcc/config/arm/arm.c
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@ -418,6 +418,13 @@ int arm_is_6_or_7 = 0;
/* Nonzero if generating Thumb instructions. */
int thumb_code = 0;
/* Nonzero if we should define __THUMB_INTERWORK__ in the
preprocessor.
XXX This is a bit of a hack, it's intended to help work around
problems in GLD which doesn't understand that armv5t code is
interworking clean. */
int arm_cpp_interwork = 0;
/* In case of a PRE_INC, POST_INC, PRE_DEC, POST_DEC memory reference, we
must report the mode of the memory reference from PRINT_OPERAND to
PRINT_OPERAND_ADDRESS. */
@ -838,6 +845,12 @@ arm_override_options (void)
/* V5 code we generate is completely interworking capable, so we turn off
TARGET_INTERWORK here to avoid many tests later on. */
/* XXX However, we must pass the right pre-processor defines to CPP
or GLD can get confused. This is a hack. */
if (TARGET_INTERWORK)
arm_cpp_interwork = 1;
if (arm_arch5)
target_flags &= ~ARM_FLAG_INTERWORK;

9
gcc/config/arm/arm.h
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@ -63,7 +63,7 @@ extern char arm_arch_name[];
\
/* Add a define for interworking. \
Needed when building libgcc.a. */ \
if (TARGET_INTERWORK) \
if (arm_cpp_interwork) \
builtin_define ("__THUMB_INTERWORK__"); \
\
builtin_assert ("cpu=arm"); \
@ -528,6 +528,13 @@ extern int arm_tune_xscale;
/* Nonzero if this chip is an ARM6 or an ARM7. */
extern int arm_is_6_or_7;
/* Nonzero if we should define __THUMB_INTERWORK__ in the
preprocessor.
XXX This is a bit of a hack, it's intended to help work around
problems in GLD which doesn't understand that armv5t code is
interworking clean. */
extern int arm_cpp_interwork;
#ifndef TARGET_DEFAULT
#define TARGET_DEFAULT (ARM_FLAG_APCS_FRAME)
#endif