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Function profiling macro support for Aarch64

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From-SVN: r203028
This commit is contained in:
Venkataramanan Kumar 2013-09-30 10:20:11 +00:00 committed by Venkataramanan Kumar
parent bd9534e286
commit 92d649c492
4 changed files with 24 additions and 16 deletions
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8
gcc/ChangeLog
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@ -1,3 +1,11 @@
2013-09-30 Venkataramanan Kumar <venkataramanan.kumar@linaro.org>
* config/aarch64/aarch64.h (MCOUNT_NAME): Define.
(NO_PROFILE_COUNTERS): Likewise.
(PROFILE_HOOK): Likewise.
(FUNCTION_PROFILER): Likewise.
* config/aarch64/aarch64.c (aarch64_function_profiler): Remove.
2013-09-30 Iain Sandoe <iain@codesourcery.com>
* config/rs6000/darwin.md (load_macho_picbase_si): Wrap machopic

7
gcc/config/aarch64/aarch64.c
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@ -3858,13 +3858,6 @@ aarch64_print_operand_address (FILE *f, rtx x)
output_addr_const (f, x);
}
void
aarch64_function_profiler (FILE *f ATTRIBUTE_UNUSED,
int labelno ATTRIBUTE_UNUSED)
{
sorry ("function profiling");
}
bool
aarch64_label_mentioned_p (rtx x)
{

18
gcc/config/aarch64/aarch64.h
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@ -783,8 +783,22 @@ do { \
#define PRINT_OPERAND_ADDRESS(STREAM, X) \
aarch64_print_operand_address (STREAM, X)
#define FUNCTION_PROFILER(STREAM, LABELNO) \
aarch64_function_profiler (STREAM, LABELNO)
#define MCOUNT_NAME "_mcount"
#define NO_PROFILE_COUNTERS 1
/* Emit rtl for profiling. Output assembler code to FILE
to call "_mcount" for profiling a function entry. */
#define PROFILE_HOOK(LABEL) \
{ \
rtx fun,lr; \
lr = get_hard_reg_initial_val (Pmode, LR_REGNUM); \
fun = gen_rtx_SYMBOL_REF (Pmode, MCOUNT_NAME); \
emit_library_call (fun, LCT_NORMAL, VOIDmode, 1, lr, Pmode); \
}
/* All the work done in PROFILE_HOOK, but still required. */
#define FUNCTION_PROFILER(STREAM, LABELNO) do { } while (0)
/* For some reason, the Linux headers think they know how to define
these macros. They don't!!! */

7
gcc/testsuite/lib/target-supports.exp
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@ -494,13 +494,6 @@ proc check_profiling_available { test_what } {
return 0
}
# We don't yet support profiling for AArch64.
if { [istarget aarch64*-*-*]
&& ([lindex $test_what 1] == "-p"
|| [lindex $test_what 1] == "-pg") } {
return 0
}
# cygwin does not support -p.
if { [istarget *-*-cygwin*] && $test_what == "-p" } {
return 0