* [binutils-gdb] RISC-V: Add support for the Zvksc ISA extension
@ 2023-07-01 13:33 Jeff Law
0 siblings, 0 replies; only message in thread
From: Jeff Law @ 2023-07-01 13:33 UTC (permalink / raw)
To: bfd-cvs
https://sourceware.org/git/gitweb.cgi?p=binutils-gdb.git;h=d556141eb12bc75f78000facd899322096800091
commit d556141eb12bc75f78000facd899322096800091
Author: Nathan Huckleberry <nhuck@google.com>
Date: Fri Jun 30 22:44:42 2023 +0200
RISC-V: Add support for the Zvksc ISA extension
Zvksc is part of the vector crypto extensions.
Zvksc is shorthand for the following set of extensions:
- Zvks
- Zvbc
bfd/ChangeLog:
* elfxx-riscv.c: Define Zvksc extension.
gas/ChangeLog:
* testsuite/gas/riscv/zvksc.d: New test.
* testsuite/gas/riscv/zvksc.s: New test.
Signed-off-by: Nathan Huckleberry <nhuck@google.com>
Signed-off-by: Christoph Müllner <christoph.muellner@vrull.eu>
Diff:
---
bfd/elfxx-riscv.c | 3 +++
gas/testsuite/gas/riscv/zvksc.d | 18 ++++++++++++++++++
gas/testsuite/gas/riscv/zvksc.s | 10 ++++++++++
3 files changed, 31 insertions(+)
diff --git a/bfd/elfxx-riscv.c b/bfd/elfxx-riscv.c
index 95b3ab3c2c7..d6c8e046e3e 100644
--- a/bfd/elfxx-riscv.c
+++ b/bfd/elfxx-riscv.c
@@ -1169,6 +1169,8 @@ static struct riscv_implicit_subset riscv_implicit_subsets[] =
{"zvks", "zvbb", check_implicit_always},
{"zvksg", "zvks", check_implicit_always},
{"zvksg", "zvkg", check_implicit_always},
+ {"zvksc", "zvks", check_implicit_always},
+ {"zvksc", "zvbc", check_implicit_always},
{"smaia", "ssaia", check_implicit_always},
{"smstateen", "ssstateen", check_implicit_always},
{"smepmp", "zicsr", check_implicit_always},
@@ -1288,6 +1290,7 @@ static struct riscv_supported_ext riscv_supported_std_z_ext[] =
{"zvksh", ISA_SPEC_CLASS_DRAFT, 1, 0, 0 },
{"zvks", ISA_SPEC_CLASS_DRAFT, 1, 0, 0 },
{"zvksg", ISA_SPEC_CLASS_DRAFT, 1, 0, 0 },
+ {"zvksc", ISA_SPEC_CLASS_DRAFT, 1, 0, 0 },
{"zvl32b", ISA_SPEC_CLASS_DRAFT, 1, 0, 0 },
{"zvl64b", ISA_SPEC_CLASS_DRAFT, 1, 0, 0 },
{"zvl128b", ISA_SPEC_CLASS_DRAFT, 1, 0, 0 },
diff --git a/gas/testsuite/gas/riscv/zvksc.d b/gas/testsuite/gas/riscv/zvksc.d
new file mode 100644
index 00000000000..8614ede5ccf
--- /dev/null
+++ b/gas/testsuite/gas/riscv/zvksc.d
@@ -0,0 +1,18 @@
+#as: -march=rv64gc_zvksc
+#objdump: -dr
+
+.*:[ ]+file format .*
+
+
+Disassembly of section .text:
+0+000 <.text>:
+[ ]+[0-9a-f]+:[ ]+86802277[ ]+vsm4k.vi[ ]+v4,v8,0
+[ ]+[0-9a-f]+:[ ]+ae802277[ ]+vsm3c.vi[ ]+v4,v8,0
+[ ]+[0-9a-f]+:[ ]+32862257[ ]+vclmul.vv[ ]+v4,v8,v12
+[ ]+[0-9a-f]+:[ ]+30862257[ ]+vclmul.vv[ ]+v4,v8,v12,v0.t
+[ ]+[0-9a-f]+:[ ]+3285e257[ ]+vclmul.vx[ ]+v4,v8,a1
+[ ]+[0-9a-f]+:[ ]+3085e257[ ]+vclmul.vx[ ]+v4,v8,a1,v0.t
+[ ]+[0-9a-f]+:[ ]+36862257[ ]+vclmulh.vv[ ]+v4,v8,v12
+[ ]+[0-9a-f]+:[ ]+34862257[ ]+vclmulh.vv[ ]+v4,v8,v12,v0.t
+[ ]+[0-9a-f]+:[ ]+3685e257[ ]+vclmulh.vx[ ]+v4,v8,a1
+[ ]+[0-9a-f]+:[ ]+3485e257[ ]+vclmulh.vx[ ]+v4,v8,a1,v0.t
diff --git a/gas/testsuite/gas/riscv/zvksc.s b/gas/testsuite/gas/riscv/zvksc.s
new file mode 100644
index 00000000000..aed60105c69
--- /dev/null
+++ b/gas/testsuite/gas/riscv/zvksc.s
@@ -0,0 +1,10 @@
+ vsm4k.vi v4, v8, 0
+ vsm3c.vi v4, v8, 0
+ vclmul.vv v4, v8, v12
+ vclmul.vv v4, v8, v12, v0.t
+ vclmul.vx v4, v8, a1
+ vclmul.vx v4, v8, a1, v0.t
+ vclmulh.vv v4, v8, v12
+ vclmulh.vv v4, v8, v12, v0.t
+ vclmulh.vx v4, v8, a1
+ vclmulh.vx v4, v8, a1, v0.t
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