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i386.h (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): Move to... 

* config/i386/i386.h (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): Move to...
	* config/i386/i386.c (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): ...here.
	* config/ia64/ia64.h (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): Move to...
	* config/ia64/ia64.c (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): ...here.
	* config/rs6000/rs6000.h (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): Move to.
	* config/rs6000/rs6000.c (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): ...here.
	(rs6000_option_override_internal): Clear it if ABI_AIX.
	* config/sparc/sparc.h (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): Move to...
	* config/sparc/sparc.c (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): ... here.

From-SVN: r241285
This commit is contained in:
Eric Botcazou 2016-10-17 22:34:53 +00:00 committed by Eric Botcazou
parent 806696ebd2
commit 86f980870a
12 changed files with 35 additions and 14 deletions
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12
gcc/ChangeLog
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@ -1,3 +1,15 @@
2016-10-17 Eric Botcazou <ebotcazou@adacore.com>
* config/i386/i386.h (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): Move to...
* config/i386/i386.c (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): ...here.
* config/ia64/ia64.h (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): Move to...
* config/ia64/ia64.c (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): ...here.
* config/rs6000/rs6000.h (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): Move to.
* config/rs6000/rs6000.c (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): ...here.
(rs6000_option_override_internal): Clear it if ABI_AIX.
* config/sparc/sparc.h (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): Move to...
* config/sparc/sparc.c (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): ... here.
2016-10-17 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
* gimple-ssa-strength-reduction.c (record_increment): Remove

3
gcc/config/i386/i386.c
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@ -50833,6 +50833,9 @@ ix86_addr_space_zero_address_valid (addr_space_t as)
#undef TARGET_HARD_REGNO_SCRATCH_OK
#define TARGET_HARD_REGNO_SCRATCH_OK ix86_hard_regno_scratch_ok
#undef TARGET_CUSTOM_FUNCTION_DESCRIPTORS
#define TARGET_CUSTOM_FUNCTION_DESCRIPTORS 1
struct gcc_target targetm = TARGET_INITIALIZER;
#include "gt-i386.h"

3
gcc/config/i386/i386.h
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@ -2666,9 +2666,6 @@ extern void debug_dispatch_window (int);
#define TARGET_SUPPORTS_WIDE_INT 1
/* Use custom descriptors instead of trampolines when possible. */
#define TARGET_CUSTOM_FUNCTION_DESCRIPTORS 1
/*
Local variables:
version-control: t

3
gcc/config/ia64/ia64.c
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@ -649,6 +649,9 @@ static const struct attribute_spec ia64_attribute_table[] =
#undef TARGET_ATTRIBUTE_TAKES_IDENTIFIER_P
#define TARGET_ATTRIBUTE_TAKES_IDENTIFIER_P ia64_attribute_takes_identifier_p
#undef TARGET_CUSTOM_FUNCTION_DESCRIPTORS
#define TARGET_CUSTOM_FUNCTION_DESCRIPTORS 0
struct gcc_target targetm = TARGET_INITIALIZER;
/* Returns TRUE iff the target attribute indicated by ATTR_ID takes a plain

3
gcc/config/ia64/ia64.h
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@ -1715,7 +1715,4 @@ struct GTY(()) machine_function
/* Switch on code for querying unit reservations. */
#define CPU_UNITS_QUERY 1
/* IA-64 already uses descriptors for its standard calling sequence. */
#define TARGET_CUSTOM_FUNCTION_DESCRIPTORS 0
/* End of ia64.h */

7
gcc/config/rs6000/rs6000.c
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@ -1867,6 +1867,9 @@ static const struct attribute_spec rs6000_attribute_table[] =
#undef TARGET_OPTAB_SUPPORTED_P
#define TARGET_OPTAB_SUPPORTED_P rs6000_optab_supported_p
#undef TARGET_CUSTOM_FUNCTION_DESCRIPTORS
#define TARGET_CUSTOM_FUNCTION_DESCRIPTORS 1
/* Processor table. */
@ -4862,6 +4865,10 @@ rs6000_option_override_internal (bool global_init_p)
Linux and Darwin ABIs at the moment. For now, only AIX is fixed. */
if (DEFAULT_ABI == ABI_V4 || DEFAULT_ABI == ABI_DARWIN)
targetm.calls.split_complex_arg = NULL;
/* The AIX and ELFv1 ABIs define standard function descriptors. */
if (DEFAULT_ABI == ABI_AIX)
targetm.calls.custom_function_descriptors = 0;
}
/* Initialize rs6000_cost with the appropriate target costs. */

3
gcc/config/rs6000/rs6000.h
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@ -2922,9 +2922,6 @@ extern GTY(()) tree rs6000_builtin_decls[RS6000_BUILTIN_COUNT];
#define TARGET_SUPPORTS_WIDE_INT 1
/* Use custom descriptors instead of trampolines if not AIX or ELFv1. */
#define TARGET_CUSTOM_FUNCTION_DESCRIPTORS (DEFAULT_ABI != ABI_AIX)
#if (GCC_VERSION >= 3000)
#pragma GCC poison TARGET_FLOAT128 OPTION_MASK_FLOAT128 MASK_FLOAT128
#endif

3
gcc/config/sparc/sparc.c
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@ -866,6 +866,9 @@ char sparc_hard_reg_printed[8];
#undef TARGET_FIXED_CONDITION_CODE_REGS
#define TARGET_FIXED_CONDITION_CODE_REGS sparc_fixed_condition_code_regs
#undef TARGET_CUSTOM_FUNCTION_DESCRIPTORS
#define TARGET_CUSTOM_FUNCTION_DESCRIPTORS 1
struct gcc_target targetm = TARGET_INITIALIZER;
/* Return the memory reference contained in X if any, zero otherwise. */

3
gcc/config/sparc/sparc.h
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@ -1813,6 +1813,3 @@ extern int sparc_indent_opcode;
#define SPARC_LOW_FE_EXCEPT_VALUES 0
#define TARGET_SUPPORTS_WIDE_INT 1
/* Use custom descriptors instead of trampolines when possible. */
#define TARGET_CUSTOM_FUNCTION_DESCRIPTORS 1

5
gcc/testsuite/ChangeLog
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@ -1,3 +1,8 @@
2016-10-17 Eric Botcazou <ebotcazou@adacore.com>
* gcc.dg/Wtrampolines.c: XFAIL warning on ia64-*-* and powerpc64-*-*.
* gnat.dg/trampoline4.adb: Minor tweak.
2016-10-17 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
PR tree-optimization/77916

2
gcc/testsuite/gcc.dg/Wtrampolines.c
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@ -28,7 +28,7 @@ void foo (void)
double a (int k, pfun x1, pfun x2, pfun x3, pfun x4, pfun x5)
{
double b (void) /* { dg-warning "trampoline generated for nested function 'b'" } */
double b (void) /* { dg-warning "trampoline generated for nested function 'b'" "standard descriptors" { xfail ia64-*-* powerpc64-*-* } } */
{
k = k - 1;
return a (k, b, x1, x2, x3, x4 );

2
gcc/testsuite/gnat.dg/trampoline4.adb
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@ -1,6 +1,6 @@
-- { dg-do compile { target *-*-linux* } }
-- { dg-options "-ftrampolines -gnatws" }
-- { dg-skip-if "native descriptors" { ia64-*-* powerpc64-*-* } }
-- { dg-skip-if "standard descriptors" { ia64-*-* powerpc64-*-* } }
procedure Trampoline4 is