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authorJin Ma <jinma@linux.alibaba.com>2023-11-18 15:08:32 +0800
committerNelson Chu <nelson@rivosinc.com>2023-11-23 09:32:12 +0800
commit832cdeeccb063073ba2893ec63060773fc8b98ae (patch)
treedc295d1f0f64428d1fb916b24f0ae615dabb4f22 /gas
parentb4cf88da83fbbceecdec7ad4e1addddfe2c2b76d (diff)
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RISC-V: Add vector mask instructions for T-Head VECTOR vendor extension
T-Head has a range of vendor-specific instructions. Therefore it makes sense to group them into smaller chunks in form of vendor extensions. This patch adds mask instructions for the "XTheadVector" extension. The 'th' prefix and the "XTheadVector" extension are documented in a PR for the RISC-V toolchain conventions ([1]). [1] https://github.com/riscv-non-isa/riscv-toolchain-conventions/pull/19 Co-developed-by: Lifang Xia <lifang_xia@linux.alibaba.com> Co-developed-by: Christoph Müllner <christoph.muellner@vrull.eu> gas/ChangeLog: * testsuite/gas/riscv/x-thead-vector.d: Add tests for mask instructions. * testsuite/gas/riscv/x-thead-vector.s: Likewise. include/ChangeLog: * opcode/riscv-opc.h (MATCH_TH_VMPOPCM): New. opcodes/ChangeLog: * riscv-opc.c: Likewise.
Diffstat (limited to 'gas')
-rw-r--r--gas/testsuite/gas/riscv/x-thead-vector.d26
-rw-r--r--gas/testsuite/gas/riscv/x-thead-vector.s30
2 files changed, 56 insertions, 0 deletions
diff --git a/gas/testsuite/gas/riscv/x-thead-vector.d b/gas/testsuite/gas/riscv/x-thead-vector.d
index 2c80eeb..03d8ede 100644
--- a/gas/testsuite/gas/riscv/x-thead-vector.d
+++ b/gas/testsuite/gas/riscv/x-thead-vector.d
@@ -1592,3 +1592,29 @@ Disassembly of section .text:
[ ]+[0-9a-f]+:[ ]+c6861257[ ]+th.vfwredsum.vs[ ]+v4,v8,v12
[ ]+[0-9a-f]+:[ ]+cc861257[ ]+th.vfwredosum.vs[ ]+v4,v8,v12,v0.t
[ ]+[0-9a-f]+:[ ]+c4861257[ ]+th.vfwredsum.vs[ ]+v4,v8,v12,v0.t
+[ ]+[0-9a-f]+:[ ]+66842257[ ]+th.vmcpy.m[ ]+v4,v8
+[ ]+[0-9a-f]+:[ ]+6e422257[ ]+th.vmclr.m[ ]+v4
+[ ]+[0-9a-f]+:[ ]+7e422257[ ]+th.vmset.m[ ]+v4
+[ ]+[0-9a-f]+:[ ]+76842257[ ]+th.vmnot.m[ ]+v4,v8
+[ ]+[0-9a-f]+:[ ]+66862257[ ]+th.vmand.mm[ ]+v4,v8,v12
+[ ]+[0-9a-f]+:[ ]+76862257[ ]+th.vmnand.mm[ ]+v4,v8,v12
+[ ]+[0-9a-f]+:[ ]+62862257[ ]+th.vmandnot.mm[ ]+v4,v8,v12
+[ ]+[0-9a-f]+:[ ]+6e862257[ ]+th.vmxor.mm[ ]+v4,v8,v12
+[ ]+[0-9a-f]+:[ ]+6a862257[ ]+th.vmor.mm[ ]+v4,v8,v12
+[ ]+[0-9a-f]+:[ ]+7a862257[ ]+th.vmnor.mm[ ]+v4,v8,v12
+[ ]+[0-9a-f]+:[ ]+72862257[ ]+th.vmornot.mm[ ]+v4,v8,v12
+[ ]+[0-9a-f]+:[ ]+7e862257[ ]+th.vmxnor.mm[ ]+v4,v8,v12
+[ ]+[0-9a-f]+:[ ]+52c02557[ ]+th.vmpopc.m[ ]+a0,v12
+[ ]+[0-9a-f]+:[ ]+56c02557[ ]+th.vmfirst.m[ ]+a0,v12
+[ ]+[0-9a-f]+:[ ]+5a80a257[ ]+th.vmsbf.m[ ]+v4,v8
+[ ]+[0-9a-f]+:[ ]+5a81a257[ ]+th.vmsif.m[ ]+v4,v8
+[ ]+[0-9a-f]+:[ ]+5a812257[ ]+th.vmsof.m[ ]+v4,v8
+[ ]+[0-9a-f]+:[ ]+5a882257[ ]+th.viota.m[ ]+v4,v8
+[ ]+[0-9a-f]+:[ ]+5a08a257[ ]+th.vid.v[ ]+v4
+[ ]+[0-9a-f]+:[ ]+50c02557[ ]+th.vmpopc.m[ ]+a0,v12,v0.t
+[ ]+[0-9a-f]+:[ ]+54c02557[ ]+th.vmfirst.m[ ]+a0,v12,v0.t
+[ ]+[0-9a-f]+:[ ]+5880a257[ ]+th.vmsbf.m[ ]+v4,v8,v0.t
+[ ]+[0-9a-f]+:[ ]+5881a257[ ]+th.vmsif.m[ ]+v4,v8,v0.t
+[ ]+[0-9a-f]+:[ ]+58812257[ ]+th.vmsof.m[ ]+v4,v8,v0.t
+[ ]+[0-9a-f]+:[ ]+58882257[ ]+th.viota.m[ ]+v4,v8,v0.t
+[ ]+[0-9a-f]+:[ ]+5808a257[ ]+th.vid.v[ ]+v4,v0.t
diff --git a/gas/testsuite/gas/riscv/x-thead-vector.s b/gas/testsuite/gas/riscv/x-thead-vector.s
index 71f83a2..1c1c27c 100644
--- a/gas/testsuite/gas/riscv/x-thead-vector.s
+++ b/gas/testsuite/gas/riscv/x-thead-vector.s
@@ -1656,3 +1656,33 @@
th.vfwredsum.vs v4, v8, v12
th.vfwredosum.vs v4, v8, v12, v0.t
th.vfwredsum.vs v4, v8, v12, v0.t
+
+ # Aliases
+ th.vmcpy.m v4, v8
+ th.vmclr.m v4
+ th.vmset.m v4
+ th.vmnot.m v4, v8
+
+ th.vmand.mm v4, v8, v12
+ th.vmnand.mm v4, v8, v12
+ th.vmandnot.mm v4, v8, v12
+ th.vmxor.mm v4, v8, v12
+ th.vmor.mm v4, v8, v12
+ th.vmnor.mm v4, v8, v12
+ th.vmornot.mm v4, v8, v12
+ th.vmxnor.mm v4, v8, v12
+
+ th.vmpopc.m a0, v12
+ th.vmfirst.m a0, v12
+ th.vmsbf.m v4, v8
+ th.vmsif.m v4, v8
+ th.vmsof.m v4, v8
+ th.viota.m v4, v8
+ th.vid.v v4
+ th.vmpopc.m a0, v12, v0.t
+ th.vmfirst.m a0, v12, v0.t
+ th.vmsbf.m v4, v8, v0.t
+ th.vmsif.m v4, v8, v0.t
+ th.vmsof.m v4, v8, v0.t
+ th.viota.m v4, v8, v0.t
+ th.vid.v v4, v0.t