diff options
author | Juzhe-Zhong <juzhe.zhong@rivai.ai> | 2023-05-25 15:54:06 +0800 |
---|---|---|
committer | Pan Li <pan2.li@intel.com> | 2023-06-01 08:13:27 +0800 |
commit | 443613caa80d807250e5fbcbee961442c0c2ffbb (patch) | |
tree | 4152c820cb9092df8c7f9000ce8caf8a234fe275 | |
parent | 0ede6b5ad77c4791a513ab312b9e278dafc2bff9 (diff) |
RISC-V: Add RVV FRM enum for floating-point rounding mode intriniscs
gcc/ChangeLog:
* config/riscv/riscv-vector-builtins.cc (register_frm): New function.
(DEF_RVV_FRM_ENUM): New macro.
(handle_pragma_vector): Add FRM enum
* config/riscv/riscv-vector-builtins.def (DEF_RVV_FRM_ENUM): New macro.
(RNE): Ditto.
(RTZ): Ditto.
(RDN): Ditto.
(RUP): Ditto.
(RMM): Ditto.
gcc/testsuite/ChangeLog:
* gcc.target/riscv/rvv/base/frm-1.c: New test.
-rw-r--r-- | gcc/config/riscv/riscv-vector-builtins.cc | 14 | ||||
-rw-r--r-- | gcc/config/riscv/riscv-vector-builtins.def | 12 | ||||
-rw-r--r-- | gcc/testsuite/gcc.target/riscv/rvv/base/frm-1.c | 35 |
3 files changed, 61 insertions, 0 deletions
diff --git a/gcc/config/riscv/riscv-vector-builtins.cc b/gcc/config/riscv/riscv-vector-builtins.cc index f69f6c49c7e..9fea70709fd 100644 --- a/gcc/config/riscv/riscv-vector-builtins.cc +++ b/gcc/config/riscv/riscv-vector-builtins.cc @@ -4031,6 +4031,19 @@ register_vxrm () lang_hooks.types.simulate_enum_decl (input_location, "RVV_VXRM", &values); } +/* Register the frm enum. */ +static void +register_frm () +{ + auto_vec<string_int_pair, 5> values; +#define DEF_RVV_FRM_ENUM(NAME, VALUE) \ + values.quick_push (string_int_pair ("FRM_" #NAME, VALUE)); +#include "riscv-vector-builtins.def" +#undef DEF_RVV_FRM_ENUM + + lang_hooks.types.simulate_enum_decl (input_location, "RVV_FRM", &values); +} + /* Implement #pragma riscv intrinsic vector. */ void handle_pragma_vector () @@ -4048,6 +4061,7 @@ handle_pragma_vector () /* Define the enums. */ register_vxrm (); + register_frm (); /* Define the functions. */ function_table = new hash_table<registered_function_hasher> (1023); diff --git a/gcc/config/riscv/riscv-vector-builtins.def b/gcc/config/riscv/riscv-vector-builtins.def index 533853e09b1..61346e53d7b 100644 --- a/gcc/config/riscv/riscv-vector-builtins.def +++ b/gcc/config/riscv/riscv-vector-builtins.def @@ -94,6 +94,11 @@ along with GCC; see the file COPYING3. If not see #define DEF_RVV_VXRM_ENUM(NAME, VALUE) #endif +/* Define RVV_FRM rounding mode enum for floating-point intrinsics. */ +#ifndef DEF_RVV_FRM_ENUM +#define DEF_RVV_FRM_ENUM(NAME, VALUE) +#endif + /* SEW/LMUL = 64: Only enable when TARGET_MIN_VLEN > 32. Machine mode = VNx1BImode when TARGET_MIN_VLEN < 128. @@ -674,6 +679,12 @@ DEF_RVV_VXRM_ENUM (RNE, VXRM_RNE) DEF_RVV_VXRM_ENUM (RDN, VXRM_RDN) DEF_RVV_VXRM_ENUM (ROD, VXRM_ROD) +DEF_RVV_FRM_ENUM (RNE, FRM_RNE) +DEF_RVV_FRM_ENUM (RTZ, FRM_RTZ) +DEF_RVV_FRM_ENUM (RDN, FRM_RDN) +DEF_RVV_FRM_ENUM (RUP, FRM_RUP) +DEF_RVV_FRM_ENUM (RMM, FRM_RMM) + #include "riscv-vector-type-indexer.gen.def" #undef DEF_RVV_PRED_TYPE @@ -683,3 +694,4 @@ DEF_RVV_VXRM_ENUM (ROD, VXRM_ROD) #undef DEF_RVV_BASE_TYPE #undef DEF_RVV_TYPE_INDEX #undef DEF_RVV_VXRM_ENUM +#undef DEF_RVV_FRM_ENUM diff --git a/gcc/testsuite/gcc.target/riscv/rvv/base/frm-1.c b/gcc/testsuite/gcc.target/riscv/rvv/base/frm-1.c new file mode 100644 index 00000000000..f5635fb959e --- /dev/null +++ b/gcc/testsuite/gcc.target/riscv/rvv/base/frm-1.c @@ -0,0 +1,35 @@ +/* { dg-do compile } */ +/* { dg-options "-march=rv64gcv -mabi=lp64d -O3" } */ + +#include "riscv_vector.h" + +size_t f0 () +{ + return FRM_RNE; +} + +size_t f1 () +{ + return FRM_RTZ; +} + +size_t f2 () +{ + return FRM_RDN; +} + +size_t f3 () +{ + return FRM_RUP; +} + +size_t f4 () +{ + return FRM_RMM; +} + +/* { dg-final { scan-assembler-times {li\s+[a-x0-9]+,\s*0} 1} } */ +/* { dg-final { scan-assembler-times {li\s+[a-x0-9]+,\s*1} 1} } */ +/* { dg-final { scan-assembler-times {li\s+[a-x0-9]+,\s*2} 1} } */ +/* { dg-final { scan-assembler-times {li\s+[a-x0-9]+,\s*3} 1} } */ +/* { dg-final { scan-assembler-times {li\s+[a-x0-9]+,\s*4} 1} } */ |