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* [binutils-gdb] ppc/svp64: support svstep instructions
@ 2022-08-11 9:09 Alan Modra
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From: Alan Modra @ 2022-08-11 9:09 UTC (permalink / raw)
To: bfd-cvs
https://sourceware.org/git/gitweb.cgi?p=binutils-gdb.git;h=4c388a8e2c65fc997e7b84f9c5f1f5608e807455
commit 4c388a8e2c65fc997e7b84f9c5f1f5608e807455
Author: Dmitry Selyutin <ghostmansd@gmail.com>
Date: Mon Jul 25 16:10:17 2022 +0300
ppc/svp64: support svstep instructions
https://libre-soc.org/openpower/sv/
https://libre-soc.org/openpower/sv/svstep/
https://libre-soc.org/openpower/isa/simplev/
Diff:
---
gas/testsuite/gas/ppc/ppc.exp | 1 +
gas/testsuite/gas/ppc/svstep.d | 13 +++++++++++++
gas/testsuite/gas/ppc/svstep.s | 5 +++++
opcodes/ppc-opc.c | 3 +++
4 files changed, 22 insertions(+)
diff --git a/gas/testsuite/gas/ppc/ppc.exp b/gas/testsuite/gas/ppc/ppc.exp
index 70d6960d428..d126d031093 100644
--- a/gas/testsuite/gas/ppc/ppc.exp
+++ b/gas/testsuite/gas/ppc/ppc.exp
@@ -156,3 +156,4 @@ run_dump_test "pr27676"
run_dump_test "raw"
run_dump_test "setvl"
+run_dump_test "svstep"
diff --git a/gas/testsuite/gas/ppc/svstep.d b/gas/testsuite/gas/ppc/svstep.d
new file mode 100644
index 00000000000..5ce2c2570c0
--- /dev/null
+++ b/gas/testsuite/gas/ppc/svstep.d
@@ -0,0 +1,13 @@
+#as: -mlibresoc
+#objdump: -dr -Mlibresoc
+
+.*: file format .*
+
+
+Disassembly of section \.text:
+0+ <\.text>:
+.*: (27 00 00 58|58 00 00 27) svstep. r0,1,0
+.*: (26 00 00 58|58 00 00 26) svstep r0,1,0
+.*: (26 00 e0 5b|5b e0 00 26) svstep r31,1,0
+.*: (26 7e 00 58|58 00 7e 26) svstep r0,64,0
+.*: (66 00 00 58|58 00 00 66) svstep r0,1,1
diff --git a/gas/testsuite/gas/ppc/svstep.s b/gas/testsuite/gas/ppc/svstep.s
new file mode 100644
index 00000000000..b073b2e4677
--- /dev/null
+++ b/gas/testsuite/gas/ppc/svstep.s
@@ -0,0 +1,5 @@
+svstep. 0,1,0
+svstep 0,1,0
+svstep 31,1,0
+svstep 0,64,0
+svstep 0,1,1
diff --git a/opcodes/ppc-opc.c b/opcodes/ppc-opc.c
index 8032b9f4892..d027976c803 100644
--- a/opcodes/ppc-opc.c
+++ b/opcodes/ppc-opc.c
@@ -6788,6 +6788,9 @@ const struct powerpc_opcode powerpc_opcodes[] = {
{"rlmi", M(22,0), M_MASK, M601, PPCVLE, {RA, RS, RB, MBE, ME}},
{"rlmi.", M(22,1), M_MASK, M601, PPCVLE, {RA, RS, RB, MBE, ME}},
+{"svstep", SVL(22,19,0), SVL_MASK, SVP64, PPCVLE, {RT, SVi, vf}},
+{"svstep.", SVL(22,19,1), SVL_MASK, SVP64, PPCVLE, {RT, SVi, vf}},
+
{"setvl", SVL(22,27,0), SVL_MASK, SVP64, PPCVLE, {RT, RA, SVi, vf, vs, ms}},
{"setvl.", SVL(22,27,1), SVL_MASK, SVP64, PPCVLE, {RT, RA, SVi, vf, vs, ms}},
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