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[AArch64] Prologue and epilogue test cases. 

From-SVN: r212959
This commit is contained in:
Jiong Wang 2014-07-23 16:45:18 +00:00 committed by Marcus Shawcroft
parent 159313d9b1
commit c8b2454e9c
17 changed files with 338 additions and 0 deletions
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19
gcc/testsuite/ChangeLog
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2014-07-23 Jiong Wang <jiong.wang@arm.com>
* gcc.target/aarch64/test_frame_common.h: New file.
* gcc.target/aarch64/test_frame_1.c: Likewise.
* gcc.target/aarch64/test_frame_2.c: Likewise.
* gcc.target/aarch64/test_frame_3.c: Likewise.
* gcc.target/aarch64/test_frame_4.c: Likewise.
* gcc.target/aarch64/test_frame_5.c: Likewise.
* gcc.target/aarch64/test_frame_6.c: Likewise.
* gcc.target/aarch64/test_frame_7.c: Likewise.
* gcc.target/aarch64/test_frame_8.c: Likewise.
* gcc.target/aarch64/test_frame_9.c: Likewise.
* gcc.target/aarch64/test_frame_10.c: Likewise.
* gcc.target/aarch64/test_frame_11.c: Likewise.
* gcc.target/aarch64/test_frame_12.c: Likewise.
* gcc.target/aarch64/test_frame_13.c: Likewise.
* gcc.target/aarch64/test_frame_14.c: Likewise.
* gcc.target/aarch64/test_frame_15.c: Likewise.
2014-07-23 Marek Polacek <polacek@redhat.com>
* c-c++-common/ubsan/bounds-2.c (fn4): Adjust to check the array size

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gcc/testsuite/gcc.target/aarch64/test_frame_1.c Normal file
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/* Verify:
* -fomit-frame-pointer.
* withoug outgoing.
* total frame size <= 256.
* number of callee-save reg == 1.
* optimized code should use "str !" for stack adjustment. */
/* { dg-do run } */
/* { dg-options "-O2 -fomit-frame-pointer" } */
#include "test_frame_common.h"
t_frame_pattern (test1, 200, )
t_frame_run (test1)

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gcc/testsuite/gcc.target/aarch64/test_frame_10.c Normal file
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/* Verify:
* -fomit-frame-pointer.
* with outgoing.
* total frame size > 512.
area except outgoing <= 512
* number of callee-saved reg >= 2.
* Split stack adjustment into two subtractions.
the first subtractions could be optimized into "stp !". */
/* { dg-do run } */
/* { dg-options "-O2 -fomit-frame-pointer" } */
#include "test_frame_common.h"
t_frame_pattern_outgoing (test10, 480, "x19", 24, a[8], a[9], a[10])
t_frame_run (test10)

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gcc/testsuite/gcc.target/aarch64/test_frame_11.c Normal file
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/* Verify:
* without outgoing.
* total frame size <= 512.
* number of callee-save reg >= 2.
* optimized code should use "stp !" for stack adjustment. */
/* { dg-do run } */
/* { dg-options "-O2 --save-temps" } */
#include "test_frame_common.h"
t_frame_pattern (test11, 400, )
t_frame_run (test11)
/* { dg-final { scan-assembler-times "stp\tx29, x30, \\\[sp, -\[0-9\]+\\\]!" 2 } } */
/* { dg-final { cleanup-saved-temps } } */

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gcc/testsuite/gcc.target/aarch64/test_frame_12.c Normal file
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/* Verify:
* with outgoing.
* total frame size <= 512.
* number of callee-save reg >= 2. */
/* { dg-do run } */
/* { dg-options "-O2 --save-temps" } */
#include "test_frame_common.h"
t_frame_pattern_outgoing (test12, 400, , 8, a[8])
t_frame_run (test12)
/* { dg-final { scan-assembler-times "sub\tsp, sp, #\[0-9\]+" 1 } } */
/* { dg-final { cleanup-saved-temps } } */

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gcc/testsuite/gcc.target/aarch64/test_frame_13.c Normal file
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/* Verify:
* without outgoing.
* total frame size > 512.
* number of callee-save reg >= 2.
* split the stack adjustment into two substractions,
the second could be optimized into "stp !". */
/* { dg-do run } */
/* { dg-options "-O2 --save-temps" } */
#include "test_frame_common.h"
t_frame_pattern (test13, 700, )
t_frame_run (test13)
/* { dg-final { scan-assembler-times "sub\tsp, sp, #\[0-9\]+" 1 } } */
/* { dg-final { scan-assembler-times "stp\tx29, x30, \\\[sp, -\[0-9\]+\\\]!" 2 } } */
/* { dg-final { cleanup-saved-temps } } */

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gcc/testsuite/gcc.target/aarch64/test_frame_14.c Normal file
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/* Verify:
* with outgoing.
* total frame size > 512.
* number of callee-save reg >= 2. */
/* { dg-do run } */
/* { dg-options "-O2" } */
#include "test_frame_common.h"
t_frame_pattern_outgoing (test14, 700, , 8, a[8])
t_frame_run (test14)

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gcc/testsuite/gcc.target/aarch64/test_frame_15.c Normal file
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/* Verify:
* with outgoing.
* total frame size > 512.
area except outgoing <= 512
* number of callee-save reg >= 2.
* split the stack adjustment into two substractions,
the first could be optimized into "stp !". */
/* { dg-do run } */
/* { dg-options "-O2 --save-temps" } */
#include "test_frame_common.h"
t_frame_pattern_outgoing (test15, 480, , 8, a[8])
t_frame_run (test15)
/* { dg-final { scan-assembler-times "sub\tsp, sp, #\[0-9\]+" 1 } } */
/* { dg-final { scan-assembler-times "stp\tx29, x30, \\\[sp, -\[0-9\]+\\\]!" 3 } } */
/* { dg-final { cleanup-saved-temps } } */

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gcc/testsuite/gcc.target/aarch64/test_frame_2.c Normal file
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/* Verify:
* -fomit-frame-pointer.
* without outgoing.
* total frame size <= 256.
* number of callee-save regs >= 2.
* optimized code should use "stp !" for stack adjustment. */
/* { dg-do run } */
/* { dg-options "-O2 -fomit-frame-pointer" } */
#include "test_frame_common.h"
t_frame_pattern (test2, 200, "x19")
t_frame_run (test2)

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gcc/testsuite/gcc.target/aarch64/test_frame_3.c Normal file
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/* Verify:
* -fomit-frame-pointer.
* without outgoing.
* total frame size <= 512 but > 256.
* number of callee-save reg == 1.
* we can't use "str !" to optimize stack adjustment. */
/* { dg-do run } */
/* { dg-options "-O2 -fomit-frame-pointer" } */
#include "test_frame_common.h"
t_frame_pattern (test3, 400, )
t_frame_run (test3)

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gcc/testsuite/gcc.target/aarch64/test_frame_4.c Normal file
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/* Verify:
* -fomit-frame-pointer.
* without outgoing.
* total frame size <= 512 but > 256.
* number of callee-save reg >= 2.
* we can use "stp !" to optimize stack adjustment. */
/* { dg-do run } */
/* { dg-options "-O2 -fomit-frame-pointer" } */
#include "test_frame_common.h"
t_frame_pattern (test4, 400, "x19")
t_frame_run (test4)

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gcc/testsuite/gcc.target/aarch64/test_frame_5.c Normal file
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/* Verify:
* -fomit-frame-pointer.
* with outgoing.
* total frame size <= 512.
* one subtraction of the whole frame size. */
/* { dg-do run } */
/* { dg-options "-O2 -fomit-frame-pointer" } */
#include "test_frame_common.h"
t_frame_pattern_outgoing (test5, 300, "x19", 8, a[8])
t_frame_run (test5)

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gcc/testsuite/gcc.target/aarch64/test_frame_6.c Normal file
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/* Verify:
* -fomit-frame-pointer.
* without outgoing.
* total frame size > 512.
* number of callee-saved reg == 1.
* split stack adjustment into two subtractions.
the second subtraction should use "str !". */
/* { dg-do run } */
/* { dg-options "-O2 -fomit-frame-pointer" } */
#include "test_frame_common.h"
t_frame_pattern (test6, 700, )
t_frame_run (test6)

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gcc/testsuite/gcc.target/aarch64/test_frame_7.c Normal file
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/* Verify:
* -fomit-frame-pointer.
* without outgoing.
* total frame size > 512.
* number of callee-saved reg == 2.
* split stack adjustment into two subtractions.
the second subtraction should use "stp !". */
/* { dg-do run } */
/* { dg-options "-O2 -fomit-frame-pointer" } */
#include "test_frame_common.h"
t_frame_pattern (test7, 700, "x19")
t_frame_run (test7)

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gcc/testsuite/gcc.target/aarch64/test_frame_8.c Normal file
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/* Verify:
* -fomit-frame-pointer.
* with outgoing.
* total frame size bigger than 512.
* number of callee-saved reg == 1. */
/* { dg-do run } */
/* { dg-options "-O2 -fomit-frame-pointer" } */
#include "test_frame_common.h"
t_frame_pattern_outgoing (test8, 700, , 8, a[8])
t_frame_run (test8)

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gcc/testsuite/gcc.target/aarch64/test_frame_9.c Normal file
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/* Verify:
* -fomit-frame-pointer.
* with outgoing.
* total frame size > 512.
area except outgoing <= 512
* number of callee-saved reg = 1.
* Split stack adjustment into two subtractions.
the first subtractions couldn't be optimized
into "str !" as it's > 256. */
/* { dg-do run } */
/* { dg-options "-O2 -fomit-frame-pointer" } */
#include "test_frame_common.h"
t_frame_pattern_outgoing (test9, 480, , 24, a[8], a[9], a[10])
t_frame_run (test9)

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gcc/testsuite/gcc.target/aarch64/test_frame_common.h Normal file
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extern void abort ();
#define CVT(v) ((unsigned char)(v))
static void __attribute__((noinline))
check_args_8 (int a0, int a1, int a2, int a3, int a4, int a5, int a6, int a7,
int a8)
{
if (a0 != 0
|| a1 != 1
|| a2 != 2
|| a3 != 3
|| a4 != 4
|| a5 != 5
|| a6 != 6
|| a7 != 7
|| a8 != 8)
abort ();
}
static void __attribute__((noinline))
check_args_24 (int a0, int a1, int a2, int a3, int a4, int a5, int a6, int a7,
int a8, int a9, int a10)
{
if (a0 != 0
|| a1 != 1
|| a2 != 2
|| a3 != 3
|| a4 != 4
|| a5 != 5
|| a6 != 6
|| a7 != 7
|| a8 != 8
|| a9 != 9
|| a10 != 10)
abort ();
}
void __attribute__ ((noinline))
initialize_array (unsigned char *a, int len)
{
int i;
for (i = 0; i < (len / 2); i++)
{
a[i] = i;
a[len - i - 1] = i;
}
return;
}
#define t_frame_pattern(name, local_size, callee_saved)\
int \
name (void)\
{\
unsigned char a[local_size];\
initialize_array (a, local_size); \
__asm__ ("":::callee_saved); \
if (a[0] != a[local_size - 1] \
|| a[0] != 0) \
return 0; \
if (a[local_size / 2 - 1] != a[local_size / 2] \
|| a[local_size / 2 - 1] != CVT (local_size / 2 - 1)) \
return 0; \
return 1; \
}
#define t_frame_pattern_outgoing(name, local_size, callee_saved, out_going_num, ...)\
int \
name (void)\
{\
unsigned char a[local_size];\
initialize_array (a, local_size); \
__asm__ ("":::callee_saved); \
if (a[0] != a[local_size - 1] \
|| a[0] != 0) \
return 0; \
if (a[local_size / 2 - 1] != a[local_size / 2] \
|| a[local_size / 2 - 1] != CVT (local_size / 2 - 1)) \
return 0; \
check_args_ ## out_going_num (a[0], a[1], a[2], a[3], a[4], a[5], a[6],\
a[7], __VA_ARGS__); \
return 1; \
}
#define t_frame_run(name) \
int \
main (int argc, char **argv) \
{\
if (!name ())\
abort ();\
return 0;\
}