* [PATCH] RISC-V: Add RVV FNMA auto-vectorization support
@ 2023-05-29 6:50 juzhe.zhong
0 siblings, 0 replies; only message in thread
From: juzhe.zhong @ 2023-05-29 6:50 UTC (permalink / raw)
To: gcc-patches
Cc: kito.cheng, kito.cheng, palmer, palmer, jeffreyalaw, rdapp.gcc,
Juzhe-Zhong
From: Juzhe-Zhong <juzhe.zhong@rivai.ai>
Like FMA, Add FNMA auto-vectorization support.
gcc/ChangeLog:
* config/riscv/autovec.md (fnma<mode>4): New pattern.
(*fnma<mode>): Ditto.
gcc/testsuite/ChangeLog:
* gcc.target/riscv/rvv/autovec/ternop/ternop-4.c: New test.
* gcc.target/riscv/rvv/autovec/ternop/ternop-5.c: New test.
* gcc.target/riscv/rvv/autovec/ternop/ternop-6.c: New test.
* gcc.target/riscv/rvv/autovec/ternop/ternop_run-4.c: New test.
* gcc.target/riscv/rvv/autovec/ternop/ternop_run-5.c: New test.
* gcc.target/riscv/rvv/autovec/ternop/ternop_run-6.c: New test.
---
gcc/config/riscv/autovec.md | 45 ++++++++
.../riscv/rvv/autovec/ternop/ternop-4.c | 28 +++++
.../riscv/rvv/autovec/ternop/ternop-5.c | 34 ++++++
.../riscv/rvv/autovec/ternop/ternop-6.c | 33 ++++++
.../riscv/rvv/autovec/ternop/ternop_run-4.c | 84 ++++++++++++++
.../riscv/rvv/autovec/ternop/ternop_run-5.c | 104 ++++++++++++++++++
.../riscv/rvv/autovec/ternop/ternop_run-6.c | 104 ++++++++++++++++++
7 files changed, 432 insertions(+)
create mode 100644 gcc/testsuite/gcc.target/riscv/rvv/autovec/ternop/ternop-4.c
create mode 100644 gcc/testsuite/gcc.target/riscv/rvv/autovec/ternop/ternop-5.c
create mode 100644 gcc/testsuite/gcc.target/riscv/rvv/autovec/ternop/ternop-6.c
create mode 100644 gcc/testsuite/gcc.target/riscv/rvv/autovec/ternop/ternop_run-4.c
create mode 100644 gcc/testsuite/gcc.target/riscv/rvv/autovec/ternop/ternop_run-5.c
create mode 100644 gcc/testsuite/gcc.target/riscv/rvv/autovec/ternop/ternop_run-6.c
diff --git a/gcc/config/riscv/autovec.md b/gcc/config/riscv/autovec.md
index eff3e484fb4..20004a8af27 100644
--- a/gcc/config/riscv/autovec.md
+++ b/gcc/config/riscv/autovec.md
@@ -606,3 +606,48 @@
}
[(set_attr "type" "vimuladd")
(set_attr "mode" "<MODE>")])
+
+;; -------------------------------------------------------------------------
+;; ---- [INT] VMACC and VMADD
+;; -------------------------------------------------------------------------
+;; Includes:
+;; - vnmsac
+;; - vnmsub
+;; -------------------------------------------------------------------------
+
+(define_expand "fnma<mode>4"
+ [(parallel
+ [(set (match_operand:VI 0 "register_operand" "=vr")
+ (minus:VI
+ (match_operand:VI 3 "register_operand" " vr")
+ (mult:VI
+ (match_operand:VI 1 "register_operand" " vr")
+ (match_operand:VI 2 "register_operand" " vr"))))
+ (clobber (match_scratch:SI 4))])]
+ "TARGET_VECTOR"
+ {})
+
+(define_insn_and_split "*fnma<mode>"
+ [(set (match_operand:VI 0 "register_operand" "=vr, vr, ?&vr")
+ (minus:VI
+ (match_operand:VI 3 "register_operand" " vr, 0, vr")
+ (mult:VI
+ (match_operand:VI 1 "register_operand" " %0, vr, vr")
+ (match_operand:VI 2 "register_operand" " vr, vr, vr"))))
+ (clobber (match_scratch:SI 4 "=r,r,r"))]
+ "TARGET_VECTOR"
+ "#"
+ "&& reload_completed"
+ [(const_int 0)]
+ {
+ PUT_MODE (operands[4], Pmode);
+ riscv_vector::emit_vlmax_vsetvl (<MODE>mode, operands[4]);
+ if (which_alternative == 2)
+ emit_insn (gen_rtx_SET (operands[0], operands[3]));
+ rtx ops[] = {operands[0], operands[1], operands[2], operands[3], operands[0]};
+ riscv_vector::emit_vlmax_ternary_insn (code_for_pred_minus_mul (<MODE>mode),
+ riscv_vector::RVV_TERNOP, ops, operands[4]);
+ DONE;
+ }
+ [(set_attr "type" "vimuladd")
+ (set_attr "mode" "<MODE>")])
diff --git a/gcc/testsuite/gcc.target/riscv/rvv/autovec/ternop/ternop-4.c b/gcc/testsuite/gcc.target/riscv/rvv/autovec/ternop/ternop-4.c
new file mode 100644
index 00000000000..22d11de89a1
--- /dev/null
+++ b/gcc/testsuite/gcc.target/riscv/rvv/autovec/ternop/ternop-4.c
@@ -0,0 +1,28 @@
+/* { dg-do compile } */
+/* { dg-additional-options "-march=rv32gcv -mabi=ilp32d --param=riscv-autovec-preference=scalable" } */
+
+#include <stdint-gcc.h>
+
+#define TEST_TYPE(TYPE) \
+ __attribute__ ((noipa)) void ternop_##TYPE (TYPE *__restrict dst, \
+ TYPE *__restrict a, \
+ TYPE *__restrict b, int n) \
+ { \
+ for (int i = 0; i < n; i++) \
+ dst[i] += -(a[i] * b[i]); \
+ }
+
+#define TEST_ALL() \
+ TEST_TYPE (int8_t) \
+ TEST_TYPE (uint8_t) \
+ TEST_TYPE (int16_t) \
+ TEST_TYPE (uint16_t) \
+ TEST_TYPE (int32_t) \
+ TEST_TYPE (uint32_t) \
+ TEST_TYPE (int64_t) \
+ TEST_TYPE (uint64_t)
+
+TEST_ALL ()
+
+/* { dg-final { scan-assembler-times {\tvnmsub\.vv} 8 } } */
+/* { dg-final { scan-assembler-not {\tvmv} } } */
diff --git a/gcc/testsuite/gcc.target/riscv/rvv/autovec/ternop/ternop-5.c b/gcc/testsuite/gcc.target/riscv/rvv/autovec/ternop/ternop-5.c
new file mode 100644
index 00000000000..6d5cf0a4da3
--- /dev/null
+++ b/gcc/testsuite/gcc.target/riscv/rvv/autovec/ternop/ternop-5.c
@@ -0,0 +1,34 @@
+/* { dg-do compile } */
+/* { dg-additional-options "-march=rv32gcv -mabi=ilp32d --param=riscv-autovec-preference=scalable" } */
+
+#include <stdint-gcc.h>
+
+#define TEST_TYPE(TYPE) \
+ __attribute__ ((noipa)) void ternop_##TYPE (TYPE *__restrict dest1, \
+ TYPE *__restrict dest2, \
+ TYPE *__restrict dest3, \
+ TYPE *__restrict src1, \
+ TYPE *__restrict src2, int n) \
+ { \
+ for (int i = 0; i < n; ++i) \
+ { \
+ dest1[i] += -(src1[i] * src2[i]); \
+ dest2[i] += src1[i] * dest1[i]; \
+ dest3[i] += src2[i] * dest2[i]; \
+ } \
+ }
+
+#define TEST_ALL() \
+ TEST_TYPE (int8_t) \
+ TEST_TYPE (uint8_t) \
+ TEST_TYPE (int16_t) \
+ TEST_TYPE (uint16_t) \
+ TEST_TYPE (int32_t) \
+ TEST_TYPE (uint32_t) \
+ TEST_TYPE (int64_t) \
+ TEST_TYPE (uint64_t)
+
+TEST_ALL ()
+
+/* { dg-final { scan-assembler-times {\tvnmsac\.vv} 8 } } */
+/* { dg-final { scan-assembler-not {\tvmv} } } */
diff --git a/gcc/testsuite/gcc.target/riscv/rvv/autovec/ternop/ternop-6.c b/gcc/testsuite/gcc.target/riscv/rvv/autovec/ternop/ternop-6.c
new file mode 100644
index 00000000000..a2186e67222
--- /dev/null
+++ b/gcc/testsuite/gcc.target/riscv/rvv/autovec/ternop/ternop-6.c
@@ -0,0 +1,33 @@
+/* { dg-do compile } */
+/* { dg-additional-options "-march=rv32gcv -mabi=ilp32d --param=riscv-autovec-preference=scalable" } */
+
+#include <stdint-gcc.h>
+
+#define TEST_TYPE(TYPE) \
+ __attribute__ ((noipa)) void ternop_##TYPE (TYPE *__restrict dest1, \
+ TYPE *__restrict dest2, \
+ TYPE *__restrict dest3, \
+ TYPE *__restrict src1, \
+ TYPE *__restrict src2, int n) \
+ { \
+ for (int i = 0; i < n; ++i) \
+ { \
+ dest1[i] = -(src1[i] * src2[i]) + dest2[i]; \
+ dest2[i] += src1[i] * dest1[i]; \
+ dest3[i] += src2[i] * dest2[i]; \
+ } \
+ }
+
+#define TEST_ALL() \
+ TEST_TYPE (int8_t) \
+ TEST_TYPE (uint8_t) \
+ TEST_TYPE (int16_t) \
+ TEST_TYPE (uint16_t) \
+ TEST_TYPE (int32_t) \
+ TEST_TYPE (uint32_t) \
+ TEST_TYPE (int64_t) \
+ TEST_TYPE (uint64_t)
+
+TEST_ALL ()
+
+/* { dg-final { scan-assembler-times {\tvmv} 8 } } */
diff --git a/gcc/testsuite/gcc.target/riscv/rvv/autovec/ternop/ternop_run-4.c b/gcc/testsuite/gcc.target/riscv/rvv/autovec/ternop/ternop_run-4.c
new file mode 100644
index 00000000000..379ab259816
--- /dev/null
+++ b/gcc/testsuite/gcc.target/riscv/rvv/autovec/ternop/ternop_run-4.c
@@ -0,0 +1,84 @@
+/* { dg-do run { target { riscv_vector } } } */
+/* { dg-additional-options "--param=riscv-autovec-preference=scalable" } */
+
+#include "ternop-4.c"
+
+#define TEST_LOOP(TYPE, NUM) \
+ { \
+ TYPE array1_##NUM[NUM] = {}; \
+ TYPE array2_##NUM[NUM] = {}; \
+ TYPE array3_##NUM[NUM] = {}; \
+ TYPE array4_##NUM[NUM] = {}; \
+ for (int i = 0; i < NUM; ++i) \
+ { \
+ array1_##NUM[i] = (i & 1) + 5; \
+ array2_##NUM[i] = i - NUM / 3; \
+ array3_##NUM[i] = NUM - NUM / 3 - i; \
+ array4_##NUM[i] = NUM - NUM / 3 - i; \
+ asm volatile("" ::: "memory"); \
+ } \
+ ternop_##TYPE (array3_##NUM, array1_##NUM, array2_##NUM, NUM); \
+ for (int i = 0; i < NUM; i++) \
+ if (array3_##NUM[i] \
+ != (TYPE) (-(array1_##NUM[i] * array2_##NUM[i]) + array4_##NUM[i])) \
+ __builtin_abort (); \
+ }
+
+int __attribute__ ((optimize (0))) main ()
+{
+ TEST_LOOP (int8_t, 7)
+ TEST_LOOP (uint8_t, 7)
+ TEST_LOOP (int16_t, 7)
+ TEST_LOOP (uint16_t, 7)
+ TEST_LOOP (int32_t, 7)
+ TEST_LOOP (uint32_t, 7)
+ TEST_LOOP (int64_t, 7)
+ TEST_LOOP (uint64_t, 7)
+
+ TEST_LOOP (int8_t, 16)
+ TEST_LOOP (uint8_t, 16)
+ TEST_LOOP (int16_t, 16)
+ TEST_LOOP (uint16_t, 16)
+ TEST_LOOP (int32_t, 16)
+ TEST_LOOP (uint32_t, 16)
+ TEST_LOOP (int64_t, 16)
+ TEST_LOOP (uint64_t, 16)
+
+ TEST_LOOP (int8_t, 77)
+ TEST_LOOP (uint8_t, 77)
+ TEST_LOOP (int16_t, 77)
+ TEST_LOOP (uint16_t, 77)
+ TEST_LOOP (int32_t, 77)
+ TEST_LOOP (uint32_t, 77)
+ TEST_LOOP (int64_t, 77)
+ TEST_LOOP (uint64_t, 77)
+
+ TEST_LOOP (int8_t, 128)
+ TEST_LOOP (uint8_t, 128)
+ TEST_LOOP (int16_t, 128)
+ TEST_LOOP (uint16_t, 128)
+ TEST_LOOP (int32_t, 128)
+ TEST_LOOP (uint32_t, 128)
+ TEST_LOOP (int64_t, 128)
+ TEST_LOOP (uint64_t, 128)
+
+ TEST_LOOP (int8_t, 15641)
+ TEST_LOOP (uint8_t, 15641)
+ TEST_LOOP (int16_t, 15641)
+ TEST_LOOP (uint16_t, 15641)
+ TEST_LOOP (int32_t, 15641)
+ TEST_LOOP (uint32_t, 15641)
+ TEST_LOOP (int64_t, 15641)
+ TEST_LOOP (uint64_t, 15641)
+
+ TEST_LOOP (int8_t, 795)
+ TEST_LOOP (uint8_t, 795)
+ TEST_LOOP (int16_t, 795)
+ TEST_LOOP (uint16_t, 795)
+ TEST_LOOP (int32_t, 795)
+ TEST_LOOP (uint32_t, 795)
+ TEST_LOOP (int64_t, 795)
+ TEST_LOOP (uint64_t, 795)
+
+ return 0;
+}
diff --git a/gcc/testsuite/gcc.target/riscv/rvv/autovec/ternop/ternop_run-5.c b/gcc/testsuite/gcc.target/riscv/rvv/autovec/ternop/ternop_run-5.c
new file mode 100644
index 00000000000..f9bdf92cc2c
--- /dev/null
+++ b/gcc/testsuite/gcc.target/riscv/rvv/autovec/ternop/ternop_run-5.c
@@ -0,0 +1,104 @@
+/* { dg-do run { target { riscv_vector } } } */
+/* { dg-additional-options "--param=riscv-autovec-preference=scalable" } */
+
+#include "ternop-5.c"
+
+#define TEST_LOOP(TYPE, NUM) \
+ { \
+ TYPE array1_##NUM[NUM] = {}; \
+ TYPE array2_##NUM[NUM] = {}; \
+ TYPE array3_##NUM[NUM] = {}; \
+ TYPE array4_##NUM[NUM] = {}; \
+ TYPE array5_##NUM[NUM] = {}; \
+ TYPE array6_##NUM[NUM] = {}; \
+ TYPE array7_##NUM[NUM] = {}; \
+ TYPE array8_##NUM[NUM] = {}; \
+ for (int i = 0; i < NUM; ++i) \
+ { \
+ array1_##NUM[i] = (i & 1) + 5; \
+ array2_##NUM[i] = i - NUM / 3; \
+ array3_##NUM[i] = NUM - NUM / 3 - i; \
+ array6_##NUM[i] = NUM - NUM / 3 - i; \
+ array4_##NUM[i] = NUM - NUM / 2 + i; \
+ array7_##NUM[i] = NUM - NUM / 2 + i; \
+ array5_##NUM[i] = NUM + i * 7; \
+ array8_##NUM[i] = NUM + i * 7; \
+ asm volatile("" ::: "memory"); \
+ } \
+ ternop_##TYPE (array3_##NUM, array4_##NUM, array5_##NUM, array1_##NUM, \
+ array2_##NUM, NUM); \
+ for (int i = 0; i < NUM; i++) \
+ { \
+ array6_##NUM[i] \
+ = (TYPE) (-(array1_##NUM[i] * array2_##NUM[i]) + array6_##NUM[i]); \
+ if (array3_##NUM[i] != array6_##NUM[i]) \
+ __builtin_abort (); \
+ array7_##NUM[i] \
+ = (TYPE) (array1_##NUM[i] * array6_##NUM[i] + array7_##NUM[i]); \
+ if (array4_##NUM[i] != array7_##NUM[i]) \
+ __builtin_abort (); \
+ array8_##NUM[i] \
+ = (TYPE) (array2_##NUM[i] * array7_##NUM[i] + array8_##NUM[i]); \
+ if (array5_##NUM[i] != array8_##NUM[i]) \
+ __builtin_abort (); \
+ } \
+ }
+
+int __attribute__ ((optimize (0))) main ()
+{
+ TEST_LOOP (int8_t, 7)
+ TEST_LOOP (uint8_t, 7)
+ TEST_LOOP (int16_t, 7)
+ TEST_LOOP (uint16_t, 7)
+ TEST_LOOP (int32_t, 7)
+ TEST_LOOP (uint32_t, 7)
+ TEST_LOOP (int64_t, 7)
+ TEST_LOOP (uint64_t, 7)
+
+ TEST_LOOP (int8_t, 16)
+ TEST_LOOP (uint8_t, 16)
+ TEST_LOOP (int16_t, 16)
+ TEST_LOOP (uint16_t, 16)
+ TEST_LOOP (int32_t, 16)
+ TEST_LOOP (uint32_t, 16)
+ TEST_LOOP (int64_t, 16)
+ TEST_LOOP (uint64_t, 16)
+
+ TEST_LOOP (int8_t, 77)
+ TEST_LOOP (uint8_t, 77)
+ TEST_LOOP (int16_t, 77)
+ TEST_LOOP (uint16_t, 77)
+ TEST_LOOP (int32_t, 77)
+ TEST_LOOP (uint32_t, 77)
+ TEST_LOOP (int64_t, 77)
+ TEST_LOOP (uint64_t, 77)
+
+ TEST_LOOP (int8_t, 128)
+ TEST_LOOP (uint8_t, 128)
+ TEST_LOOP (int16_t, 128)
+ TEST_LOOP (uint16_t, 128)
+ TEST_LOOP (int32_t, 128)
+ TEST_LOOP (uint32_t, 128)
+ TEST_LOOP (int64_t, 128)
+ TEST_LOOP (uint64_t, 128)
+
+ TEST_LOOP (int8_t, 15641)
+ TEST_LOOP (uint8_t, 15641)
+ TEST_LOOP (int16_t, 15641)
+ TEST_LOOP (uint16_t, 15641)
+ TEST_LOOP (int32_t, 15641)
+ TEST_LOOP (uint32_t, 15641)
+ TEST_LOOP (int64_t, 15641)
+ TEST_LOOP (uint64_t, 15641)
+
+ TEST_LOOP (int8_t, 795)
+ TEST_LOOP (uint8_t, 795)
+ TEST_LOOP (int16_t, 795)
+ TEST_LOOP (uint16_t, 795)
+ TEST_LOOP (int32_t, 795)
+ TEST_LOOP (uint32_t, 795)
+ TEST_LOOP (int64_t, 795)
+ TEST_LOOP (uint64_t, 795)
+
+ return 0;
+}
diff --git a/gcc/testsuite/gcc.target/riscv/rvv/autovec/ternop/ternop_run-6.c b/gcc/testsuite/gcc.target/riscv/rvv/autovec/ternop/ternop_run-6.c
new file mode 100644
index 00000000000..c000e331084
--- /dev/null
+++ b/gcc/testsuite/gcc.target/riscv/rvv/autovec/ternop/ternop_run-6.c
@@ -0,0 +1,104 @@
+/* { dg-do run { target { riscv_vector } } } */
+/* { dg-additional-options "--param=riscv-autovec-preference=scalable" } */
+
+#include "ternop-6.c"
+
+#define TEST_LOOP(TYPE, NUM) \
+ { \
+ TYPE array1_##NUM[NUM] = {}; \
+ TYPE array2_##NUM[NUM] = {}; \
+ TYPE array3_##NUM[NUM] = {}; \
+ TYPE array4_##NUM[NUM] = {}; \
+ TYPE array5_##NUM[NUM] = {}; \
+ TYPE array6_##NUM[NUM] = {}; \
+ TYPE array7_##NUM[NUM] = {}; \
+ TYPE array8_##NUM[NUM] = {}; \
+ for (int i = 0; i < NUM; ++i) \
+ { \
+ array1_##NUM[i] = (i & 1) + 5; \
+ array2_##NUM[i] = i - NUM / 3; \
+ array3_##NUM[i] = NUM - NUM / 3 - i; \
+ array6_##NUM[i] = NUM - NUM / 3 - i; \
+ array4_##NUM[i] = NUM - NUM / 2 + i; \
+ array7_##NUM[i] = NUM - NUM / 2 + i; \
+ array5_##NUM[i] = NUM + i * 7; \
+ array8_##NUM[i] = NUM + i * 7; \
+ asm volatile("" ::: "memory"); \
+ } \
+ ternop_##TYPE (array3_##NUM, array4_##NUM, array5_##NUM, array1_##NUM, \
+ array2_##NUM, NUM); \
+ for (int i = 0; i < NUM; i++) \
+ { \
+ array6_##NUM[i] \
+ = (TYPE) (-(array1_##NUM[i] * array2_##NUM[i]) + array7_##NUM[i]); \
+ if (array3_##NUM[i] != array6_##NUM[i]) \
+ __builtin_abort (); \
+ array7_##NUM[i] \
+ = (TYPE) (array1_##NUM[i] * array6_##NUM[i] + array7_##NUM[i]); \
+ if (array4_##NUM[i] != array7_##NUM[i]) \
+ __builtin_abort (); \
+ array8_##NUM[i] \
+ = (TYPE) (array2_##NUM[i] * array7_##NUM[i] + array8_##NUM[i]); \
+ if (array5_##NUM[i] != array8_##NUM[i]) \
+ __builtin_abort (); \
+ } \
+ }
+
+int __attribute__ ((optimize (0))) main ()
+{
+ TEST_LOOP (int8_t, 7)
+ TEST_LOOP (uint8_t, 7)
+ TEST_LOOP (int16_t, 7)
+ TEST_LOOP (uint16_t, 7)
+ TEST_LOOP (int32_t, 7)
+ TEST_LOOP (uint32_t, 7)
+ TEST_LOOP (int64_t, 7)
+ TEST_LOOP (uint64_t, 7)
+
+ TEST_LOOP (int8_t, 16)
+ TEST_LOOP (uint8_t, 16)
+ TEST_LOOP (int16_t, 16)
+ TEST_LOOP (uint16_t, 16)
+ TEST_LOOP (int32_t, 16)
+ TEST_LOOP (uint32_t, 16)
+ TEST_LOOP (int64_t, 16)
+ TEST_LOOP (uint64_t, 16)
+
+ TEST_LOOP (int8_t, 77)
+ TEST_LOOP (uint8_t, 77)
+ TEST_LOOP (int16_t, 77)
+ TEST_LOOP (uint16_t, 77)
+ TEST_LOOP (int32_t, 77)
+ TEST_LOOP (uint32_t, 77)
+ TEST_LOOP (int64_t, 77)
+ TEST_LOOP (uint64_t, 77)
+
+ TEST_LOOP (int8_t, 128)
+ TEST_LOOP (uint8_t, 128)
+ TEST_LOOP (int16_t, 128)
+ TEST_LOOP (uint16_t, 128)
+ TEST_LOOP (int32_t, 128)
+ TEST_LOOP (uint32_t, 128)
+ TEST_LOOP (int64_t, 128)
+ TEST_LOOP (uint64_t, 128)
+
+ TEST_LOOP (int8_t, 15641)
+ TEST_LOOP (uint8_t, 15641)
+ TEST_LOOP (int16_t, 15641)
+ TEST_LOOP (uint16_t, 15641)
+ TEST_LOOP (int32_t, 15641)
+ TEST_LOOP (uint32_t, 15641)
+ TEST_LOOP (int64_t, 15641)
+ TEST_LOOP (uint64_t, 15641)
+
+ TEST_LOOP (int8_t, 795)
+ TEST_LOOP (uint8_t, 795)
+ TEST_LOOP (int16_t, 795)
+ TEST_LOOP (uint16_t, 795)
+ TEST_LOOP (int32_t, 795)
+ TEST_LOOP (uint32_t, 795)
+ TEST_LOOP (int64_t, 795)
+ TEST_LOOP (uint64_t, 795)
+
+ return 0;
+}
--
2.36.3
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