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[AArch64][PATCH 2/2] PR target/83009: Relax strict address checking for store 

pair lanes

gcc/ChangeLog
2018-07-19  Andre Vieira  <andre.simoesdiasvieira@arm.com>

	PR target/83009
	* config/aarch64/predicates.md (aarch64_mem_pair_lanes_operand): Make
	address check not strict.

gcc/testsuite/ChangeLog
2018-07-19  Andre Vieira  <andre.simoesdiasvieira@arm.com>

	PR target/83009
	* gcc/target/aarch64/store_v2vec_lanes.c: Add extra tests.

From-SVN: r262881
This commit is contained in:
Andre Vieira 2018-07-19 14:03:21 +00:00 committed by Andre Vieira
parent a25831acf4
commit bedc2d2c79
4 changed files with 37 additions and 4 deletions
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6
gcc/ChangeLog
View File

@ -1,3 +1,9 @@
2018-07-19 Andre Vieira <andre.simoesdiasvieira@arm.com>
PR target/83009
* config/aarch64/predicates.md (aarch64_mem_pair_lanes_operand): Make
address check not strict.
2018-07-19 Andre Vieira <andre.simoesdiasvieira@arm.com> 2018-07-19 Andre Vieira <andre.simoesdiasvieira@arm.com>
* config/aarch64/aarch64-simd.md (aarch64_simd_mov<VQ:mode>): Replace * config/aarch64/aarch64-simd.md (aarch64_simd_mov<VQ:mode>): Replace

2
gcc/config/aarch64/predicates.md
View File

@ -227,7 +227,7 @@
(define_predicate "aarch64_mem_pair_lanes_operand" (define_predicate "aarch64_mem_pair_lanes_operand"
(and (match_code "mem") (and (match_code "mem")
(match_test "aarch64_legitimate_address_p (GET_MODE (op), XEXP (op, 0), (match_test "aarch64_legitimate_address_p (GET_MODE (op), XEXP (op, 0),
true, false,
ADDR_QUERY_LDP_STP_N)"))) ADDR_QUERY_LDP_STP_N)")))
(define_predicate "aarch64_prefetch_operand" (define_predicate "aarch64_prefetch_operand"

5
gcc/testsuite/ChangeLog
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@ -1,3 +1,8 @@
2018-07-19 Andre Vieira <andre.simoesdiasvieira@arm.com>
PR target/83009
* gcc/target/aarch64/store_v2vec_lanes.c: Add extra tests.
2018-07-19 H.J. Lu <hongjiu.lu@intel.com> 2018-07-19 H.J. Lu <hongjiu.lu@intel.com>
PR target/86560 PR target/86560

28
gcc/testsuite/gcc.target/aarch64/store_v2vec_lanes.c
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@ -22,10 +22,32 @@ construct_lane_2 (long long *y, v2di *z)
z[2] = x; z[2] = x;
} }
void
construct_lane_3 (double **py, v2df **pz)
{
double *y = *py;
v2df *z = *pz;
double y0 = y[0] + 1;
double y1 = y[1] + 2;
v2df x = {y0, y1};
z[2] = x;
}
void
construct_lane_4 (long long **py, v2di **pz)
{
long long *y = *py;
v2di *z = *pz;
long long y0 = y[0] + 1;
long long y1 = y[1] + 2;
v2di x = {y0, y1};
z[2] = x;
}
/* We can use the load_pair_lanes<mode> pattern to vec_concat two DI/DF /* We can use the load_pair_lanes<mode> pattern to vec_concat two DI/DF
values from consecutive memory into a 2-element vector by using values from consecutive memory into a 2-element vector by using
a Q-reg LDR. */ a Q-reg LDR. */
/* { dg-final { scan-assembler-times "stp\td\[0-9\]+, d\[0-9\]+" 1 { xfail ilp32 } } } */ /* { dg-final { scan-assembler-times "stp\td\[0-9\]+, d\[0-9\]+" 2 } } */
/* { dg-final { scan-assembler-times "stp\tx\[0-9\]+, x\[0-9\]+" 1 { xfail ilp32 } } } */ /* { dg-final { scan-assembler-times "stp\tx\[0-9\]+, x\[0-9\]+" 2 } } */
/* { dg-final { scan-assembler-not "ins\t" { xfail ilp32 } } } */ /* { dg-final { scan-assembler-not "ins\t" } } */