This patch adds foundational support by making two functions that handle
predication policies visibly globally.
gcc/ChangeLog:
2023-03-02 Michael Collison <colli...@rivosinc.com>
Juzhe Zhong <juzhe.zh...@rivai.ai>
* config/riscv/riscv-vector-builtins.cc
(get_tail_policy_for_pred):
Remove static declaration to to make externally visible.
(get_mask_policy_for_pred): Ditto.
* config/riscv/riscv-vector-builtins.h
(get_tail_policy_for_pred):
New external declaration.
(get_mask_policy_for_pred): Ditto.
---
gcc/config/riscv/riscv-vector-builtins.cc | 4 ++--
gcc/config/riscv/riscv-vector-builtins.h | 2 ++
2 files changed, 4 insertions(+), 2 deletions(-)
diff --git a/gcc/config/riscv/riscv-vector-builtins.cc
b/gcc/config/riscv/riscv-vector-builtins.cc
index 2d57086262b..352ffd8867d 100644
--- a/gcc/config/riscv/riscv-vector-builtins.cc
+++ b/gcc/config/riscv/riscv-vector-builtins.cc
@@ -2448,7 +2448,7 @@ use_real_merge_p (enum predication_type_index pred)
/* Get TAIL policy for predication. If predication indicates TU,
return the TU.
Otherwise, return the prefer default configuration. */
-static rtx
+rtx
get_tail_policy_for_pred (enum predication_type_index pred)
{
if (pred == PRED_TYPE_tu || pred == PRED_TYPE_tum || pred ==
PRED_TYPE_tumu)
@@ -2458,7 +2458,7 @@ get_tail_policy_for_pred (enum
predication_type_index pred)
/* Get MASK policy for predication. If predication indicates MU,
return the MU.
Otherwise, return the prefer default configuration. */
-static rtx
+rtx
get_mask_policy_for_pred (enum predication_type_index pred)
{
if (pred == PRED_TYPE_tumu || pred == PRED_TYPE_mu)
diff --git a/gcc/config/riscv/riscv-vector-builtins.h
b/gcc/config/riscv/riscv-vector-builtins.h
index 8464aa9b7e9..d62d2bdab54 100644
--- a/gcc/config/riscv/riscv-vector-builtins.h
+++ b/gcc/config/riscv/riscv-vector-builtins.h
@@ -456,6 +456,8 @@ extern const char *const operand_suffixes[NUM_OP_TYPES];
extern const rvv_builtin_suffixes type_suffixes[NUM_VECTOR_TYPES + 1];
extern const char *const predication_suffixes[NUM_PRED_TYPES];
extern rvv_builtin_types_t builtin_types[NUM_VECTOR_TYPES + 1];
+extern rtx get_tail_policy_for_pred (enum predication_type_index pred);
+extern rtx get_mask_policy_for_pred (enum predication_type_index pred);
inline tree
rvv_arg_type_info::get_scalar_type (vector_type_index type_idx) const
--
2.34.1
