From 86654b2cc167b540f4f144549b80748ce0054729 Mon Sep 17 00:00:00 2001
From: Monk Chiang <monk.chiang@sifive.com>
Date: Tue, 25 Oct 2022 14:17:33 +0800
Subject: [PATCH] RISC-V: Recognized Svinval and Svnapot extensions
gcc/ChangeLog:
* common/config/riscv/riscv-common.cc (riscv_ext_version_table):
Add svinval and svnapot extension.
(riscv_ext_flag_table): Ditto.
* config/riscv/riscv-opts.h (MASK_SVINVAL): New.
(MASK_SVNAPOT): Ditto.
(TARGET_SVINVAL): Ditto.
(TARGET_SVNAPOT): Ditto.
* config/riscv/riscv.opt (riscv_sv_subext): New.
gcc/testsuite/ChangeLog:
* gcc.target/riscv/predef-24.c:New.
* gcc.target/riscv/predef-25.c:New.
---
gcc/common/config/riscv/riscv-common.cc | 6 +++
gcc/config/riscv/riscv-opts.h | 6 +++
gcc/config/riscv/riscv.opt | 3 ++
gcc/testsuite/gcc.target/riscv/predef-24.c | 47 ++++++++++++++++++++++
gcc/testsuite/gcc.target/riscv/predef-25.c | 47 ++++++++++++++++++++++
5 files changed, 109 insertions(+)
create mode 100644 gcc/testsuite/gcc.target/riscv/predef-24.c
create mode 100644 gcc/testsuite/gcc.target/riscv/predef-25.c
diff --git a/gcc/common/config/riscv/riscv-common.cc b/gcc/common/config/riscv/riscv-common.cc
index d77020bb6db3..bd356ce2093b 100644
--- a/gcc/common/config/riscv/riscv-common.cc
+++ b/gcc/common/config/riscv/riscv-common.cc
@@ -204,6 +204,9 @@ static const struct riscv_ext_version riscv_ext_version_table[] =
{"zmmul", ISA_SPEC_CLASS_NONE, 1, 0},
+ {"svinval", ISA_SPEC_CLASS_NONE, 1, 0},
+ {"svnapot", ISA_SPEC_CLASS_NONE, 1, 0},
+
/* Terminate the list. */
{NULL, ISA_SPEC_CLASS_NONE, 0, 0}
};
@@ -1219,6 +1222,9 @@ static const riscv_ext_flag_table_t riscv_ext_flag_table[] =
{"zmmul", &gcc_options::x_riscv_zm_subext, MASK_ZMMUL},
+ {"svinval", &gcc_options::x_riscv_sv_subext, MASK_SVINVAL},
+ {"svnapot", &gcc_options::x_riscv_sv_subext, MASK_SVNAPOT},
+
{NULL, NULL, 0}
};
diff --git a/gcc/config/riscv/riscv-opts.h b/gcc/config/riscv/riscv-opts.h
index 55e0bc0a0e90..63ac56a8ca0c 100644
--- a/gcc/config/riscv/riscv-opts.h
+++ b/gcc/config/riscv/riscv-opts.h
@@ -162,6 +162,12 @@ enum stack_protector_guard {
#define MASK_ZMMUL (1 << 0)
#define TARGET_ZMMUL ((riscv_zm_subext & MASK_ZMMUL) != 0)
+#define MASK_SVINVAL (1 << 0)
+#define MASK_SVNAPOT (1 << 1)
+
+#define TARGET_SVINVAL ((riscv_sv_subext & MASK_SVINVAL) != 0)
+#define TARGET_SVNAPOT ((riscv_sv_subext & MASK_SVNAPOT) != 0)
+
/* Bit of riscv_zvl_flags will set contintuly, N-1 bit will set if N-bit is
set, e.g. MASK_ZVL64B has set then MASK_ZVL32B is set, so we can use
popcount to caclulate the minimal VLEN. */
diff --git a/gcc/config/riscv/riscv.opt b/gcc/config/riscv/riscv.opt
index 8923a11a97df..949311775c1e 100644
--- a/gcc/config/riscv/riscv.opt
+++ b/gcc/config/riscv/riscv.opt
@@ -224,6 +224,9 @@ int riscv_zf_subext
TargetVariable
int riscv_zm_subext
+TargetVariable
+int riscv_sv_subext
+
Enum
Name(isa_spec_class) Type(enum riscv_isa_spec_class)
Supported ISA specs (for use with the -misa-spec= option):
diff --git a/gcc/testsuite/gcc.target/riscv/predef-24.c b/gcc/testsuite/gcc.target/riscv/predef-24.c
new file mode 100644
index 000000000000..2b51a19eacda
--- /dev/null
+++ b/gcc/testsuite/gcc.target/riscv/predef-24.c
@@ -0,0 +1,47 @@
+/* { dg-do compile } */
+/* { dg-options "-march=rv64gc_svnapot -mabi=lp64 -mcmodel=medlow -misa-spec=20191213" } */
+
+int main () {
+
+#ifndef __riscv_arch_test
+#error "__riscv_arch_test"
+#endif
+
+#if __riscv_xlen != 64
+#error "__riscv_xlen"
+#endif
+
+#if !defined(__riscv_i) || (__riscv_i != (2 * 1000 * 1000 + 1 * 1000))
+#error "__riscv_i"
+#endif
+
+#if !defined(__riscv_c) || (__riscv_c != (2 * 1000 * 1000))
+#error "__riscv_c"
+#endif
+
+#if defined(__riscv_e)
+#error "__riscv_e"
+#endif
+
+#if !defined(__riscv_a) || (__riscv_a != (2 * 1000 * 1000 + 1 * 1000))
+#error "__riscv_a"
+#endif
+
+#if !defined(__riscv_m) || (__riscv_m != (2 * 1000 * 1000))
+#error "__riscv_m"
+#endif
+
+#if !defined(__riscv_f) || (__riscv_f != (2 * 1000 * 1000 + 2 * 1000))
+#error "__riscv_f"
+#endif
+
+#if !defined(__riscv_d) || (__riscv_d != (2 * 1000 * 1000 + 2 * 1000))
+#error "__riscv_d"
+#endif
+
+#if !defined(__riscv_svnapot)
+#error "__riscv_svnapot"
+#endif
+
+ return 0;
+}
diff --git a/gcc/testsuite/gcc.target/riscv/predef-25.c b/gcc/testsuite/gcc.target/riscv/predef-25.c
new file mode 100644
index 000000000000..64bde17efa90
--- /dev/null
+++ b/gcc/testsuite/gcc.target/riscv/predef-25.c
@@ -0,0 +1,47 @@
+/* { dg-do compile } */
+/* { dg-options "-march=rv64gc_svinval -mabi=lp64 -mcmodel=medlow -misa-spec=20191213" } */
+
+int main () {
+
+#ifndef __riscv_arch_test
+#error "__riscv_arch_test"
+#endif
+
+#if __riscv_xlen != 64
+#error "__riscv_xlen"
+#endif
+
+#if !defined(__riscv_i) || (__riscv_i != (2 * 1000 * 1000 + 1 * 1000))
+#error "__riscv_i"
+#endif
+
+#if !defined(__riscv_c) || (__riscv_c != (2 * 1000 * 1000))
+#error "__riscv_c"
+#endif
+
+#if defined(__riscv_e)
+#error "__riscv_e"
+#endif
+
+#if !defined(__riscv_a) || (__riscv_a != (2 * 1000 * 1000 + 1 * 1000))
+#error "__riscv_a"
+#endif
+
+#if !defined(__riscv_m) || (__riscv_m != (2 * 1000 * 1000))
+#error "__riscv_m"
+#endif
+
+#if !defined(__riscv_f) || (__riscv_f != (2 * 1000 * 1000 + 2 * 1000))
+#error "__riscv_f"
+#endif
+
+#if !defined(__riscv_d) || (__riscv_d != (2 * 1000 * 1000 + 2 * 1000))
+#error "__riscv_d"
+#endif
+
+#if !defined(__riscv_svinval)
+#error "__riscv_svinval"
+#endif
+
+ return 0;
+}
--
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