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* [committed] RISC-V: Removed the v0.93 bitmanip ZBA/ZBB/ZBC instructions.
@ 2021-02-04  9:33 Nelson Chu
  0 siblings, 0 replies; only message in thread
From: Nelson Chu @ 2021-02-04  9:33 UTC (permalink / raw)
  To: binutils, nickc, kdockser, jimw, andrew, palmer, kito.cheng

bfd/
    * elfxx-riscv.c (riscv_parse_prefixed_ext): Removed zb*.
gas/
    * config/tc-riscv.c (riscv_multi_subset_supports): Removed
    INSN_CLASS_ZB*.
    * testsuite/gas/riscv/bitmanip-insns-32.d: Removed.
    * testsuite/gas/riscv/bitmanip-insns-64.d: Removed.
    * testsuite/gas/riscv/bitmanip-insns.s: Removed.
include/
    * opcode/riscv-opc.h: Removed macros for zb* extensions.
    * opcode/riscv.h (riscv_insn_class): Removed INSN_CLASS_ZB*.
opcodes/
    * riscv-opc.c (MASK_RVB_IMM): Removed.
    (riscv_opcodes): Removed zb* instructions.
    (riscv_ext_version_table): Removed versions for zb*.
---
 bfd/ChangeLog                               |   4 ++
 bfd/elfxx-riscv.c                           |   2 +-
 gas/ChangeLog                               |   8 +++
 gas/config/tc-riscv.c                       |  10 ---
 gas/testsuite/gas/riscv/bitmanip-insns-32.d |  37 ----------
 gas/testsuite/gas/riscv/bitmanip-insns-64.d |  55 --------------
 gas/testsuite/gas/riscv/bitmanip-insns.s    |  58 ---------------
 include/ChangeLog                           |   5 ++
 include/opcode/riscv-opc.h                  | 108 ----------------------------
 include/opcode/riscv.h                      |   4 --
 opcodes/ChangeLog                           |   6 ++
 opcodes/riscv-opc.c                         |  57 ++-------------
 12 files changed, 28 insertions(+), 326 deletions(-)
 delete mode 100644 gas/testsuite/gas/riscv/bitmanip-insns-32.d
 delete mode 100644 gas/testsuite/gas/riscv/bitmanip-insns-64.d
 delete mode 100644 gas/testsuite/gas/riscv/bitmanip-insns.s

diff --git a/bfd/ChangeLog b/bfd/ChangeLog
index d40aa50..97ce3db 100644
--- a/bfd/ChangeLog
+++ b/bfd/ChangeLog
@@ -1,3 +1,7 @@
+2021-02-04  Nelson Chu  <nelson.chu@sifive.com>
+
+	* elfxx-riscv.c (riscv_parse_prefixed_ext): Removed zb*.
+
 2021-02-04  Alan Modra  <amodra@gmail.com>
 
 	PR 27311
diff --git a/bfd/elfxx-riscv.c b/bfd/elfxx-riscv.c
index 0000bf0..fa7bce9 100644
--- a/bfd/elfxx-riscv.c
+++ b/bfd/elfxx-riscv.c
@@ -1595,7 +1595,7 @@ riscv_parse_prefixed_ext (riscv_parse_subset_t *rps,
 
 static const char * const riscv_std_z_ext_strtab[] =
 {
-  "zicsr", "zifencei", "zihintpause", "zba", "zbb", "zbc", NULL
+  "zicsr", "zifencei", "zihintpause", NULL
 };
 
 static const char * const riscv_std_s_ext_strtab[] =
diff --git a/gas/ChangeLog b/gas/ChangeLog
index 4d675dc..3d55c7f 100644
--- a/gas/ChangeLog
+++ b/gas/ChangeLog
@@ -1,3 +1,11 @@
+2021-02-04  Nelson Chu  <nelson.chu@sifive.com>
+
+	* config/tc-riscv.c (riscv_multi_subset_supports): Removed
+	INSN_CLASS_ZB*.
+	* testsuite/gas/riscv/bitmanip-insns-32.d: Removed.
+	* testsuite/gas/riscv/bitmanip-insns-64.d: Removed.
+	* testsuite/gas/riscv/bitmanip-insns.s: Removed.
+
 2021-02-03  Andreas Krebbel  <krebbel@linux.ibm.com>
 
 	* doc/c-s390.texi: Document vector instruction formats.
diff --git a/gas/config/tc-riscv.c b/gas/config/tc-riscv.c
index ab9c6f4..44d9cb1 100644
--- a/gas/config/tc-riscv.c
+++ b/gas/config/tc-riscv.c
@@ -242,16 +242,6 @@ riscv_multi_subset_supports (enum riscv_insn_class insn_class)
     case INSN_CLASS_ZIHINTPAUSE:
       return riscv_subset_supports ("zihintpause");
 
-    case INSN_CLASS_ZBA:
-      return riscv_subset_supports ("zba");
-    case INSN_CLASS_ZBB:
-      return riscv_subset_supports ("zbb");
-    case INSN_CLASS_ZBC:
-      return riscv_subset_supports ("zbc");
-    case INSN_CLASS_ZBA_OR_ZBB:
-      return (riscv_subset_supports ("zba")
-	      || riscv_subset_supports ("zbb"));
-
     default:
       as_fatal ("internal: unreachable");
       return FALSE;
diff --git a/gas/testsuite/gas/riscv/bitmanip-insns-32.d b/gas/testsuite/gas/riscv/bitmanip-insns-32.d
deleted file mode 100644
index b218f96..0000000
--- a/gas/testsuite/gas/riscv/bitmanip-insns-32.d
+++ /dev/null
@@ -1,37 +0,0 @@
-#as: -march=rv32i_zba_zbb_zbc
-#source: bitmanip-insns.s
-#objdump: -dr -Mno-aliases
-
-.*:[ 	]+file format .*
-
-
-Disassembly of section .text:
-
-0+000 <.text>:
-[ 	]+[0-9a-f]+:[ 	]+0805c533[ 	]+zext.h[ 	]+a0,a1
-[ 	]+[0-9a-f]+:[ 	]+6985d513[ 	]+rev8[ 	]+a0,a1
-[ 	]+[0-9a-f]+:[ 	]+2875d513[ 	]+orc.b[ 	]+a0,a1
-[ 	]+[0-9a-f]+:[ 	]+20c5a533[ 	]+sh1add[ 	]+a0,a1,a2
-[ 	]+[0-9a-f]+:[ 	]+20c5c533[ 	]+sh2add[ 	]+a0,a1,a2
-[ 	]+[0-9a-f]+:[ 	]+20c5e533[ 	]+sh3add[ 	]+a0,a1,a2
-[ 	]+[0-9a-f]+:[ 	]+60059513[ 	]+clz[ 	]+a0,a1
-[ 	]+[0-9a-f]+:[ 	]+60159513[ 	]+ctz[ 	]+a0,a1
-[ 	]+[0-9a-f]+:[ 	]+60259513[ 	]+cpop[ 	]+a0,a1
-[ 	]+[0-9a-f]+:[ 	]+0ac5c533[ 	]+min[ 	]+a0,a1,a2
-[ 	]+[0-9a-f]+:[ 	]+0ac5e533[ 	]+max[ 	]+a0,a1,a2
-[ 	]+[0-9a-f]+:[ 	]+0ac5d533[ 	]+minu[ 	]+a0,a1,a2
-[ 	]+[0-9a-f]+:[ 	]+0ac5f533[ 	]+maxu[ 	]+a0,a1,a2
-[ 	]+[0-9a-f]+:[ 	]+60459513[ 	]+sext.b[ 	]+a0,a1
-[ 	]+[0-9a-f]+:[ 	]+60559513[ 	]+sext.h[ 	]+a0,a1
-[ 	]+[0-9a-f]+:[ 	]+40c5f533[ 	]+andn[ 	]+a0,a1,a2
-[ 	]+[0-9a-f]+:[ 	]+40c5e533[ 	]+orn[ 	]+a0,a1,a2
-[ 	]+[0-9a-f]+:[ 	]+00c5c533[ 	]+xor[ 	]+a0,a1,a2
-[ 	]+[0-9a-f]+:[ 	]+6005d513[ 	]+rori[ 	]+a0,a1,0x0
-[ 	]+[0-9a-f]+:[ 	]+61f5d513[ 	]+rori[ 	]+a0,a1,0x1f
-[ 	]+[0-9a-f]+:[ 	]+60c5d533[ 	]+ror[ 	]+a0,a1,a2
-[ 	]+[0-9a-f]+:[ 	]+6005d513[ 	]+rori[ 	]+a0,a1,0x0
-[ 	]+[0-9a-f]+:[ 	]+61f5d513[ 	]+rori[ 	]+a0,a1,0x1f
-[ 	]+[0-9a-f]+:[ 	]+60c59533[ 	]+rol[ 	]+a0,a1,a2
-[ 	]+[0-9a-f]+:[ 	]+0ac59533[ 	]+clmul[ 	]+a0,a1,a2
-[ 	]+[0-9a-f]+:[ 	]+0ac5b533[ 	]+clmulh[ 	]+a0,a1,a2
-[ 	]+[0-9a-f]+:[ 	]+0ac5a533[ 	]+clmulr[ 	]+a0,a1,a2
diff --git a/gas/testsuite/gas/riscv/bitmanip-insns-64.d b/gas/testsuite/gas/riscv/bitmanip-insns-64.d
deleted file mode 100644
index 9914f3e..0000000
--- a/gas/testsuite/gas/riscv/bitmanip-insns-64.d
+++ /dev/null
@@ -1,55 +0,0 @@
-#as: -march=rv64i_zba_zbb_zbc -defsym __64_bit__=1
-#source: bitmanip-insns.s
-#objdump: -dr -Mno-aliases
-
-.*:[ 	]+file format .*
-
-
-Disassembly of section .text:
-
-0+000 <.text>:
-[ 	]+[0-9a-f]+:[ 	]+0805c53b[ 	]+zext.h[ 	]+a0,a1
-[ 	]+[0-9a-f]+:[ 	]+6b85d513[ 	]+rev8[ 	]+a0,a1
-[ 	]+[0-9a-f]+:[ 	]+2875d513[ 	]+orc.b[ 	]+a0,a1
-[ 	]+[0-9a-f]+:[ 	]+0805853b[ 	]+add.uw[ 	]+a0,a1,zero
-[ 	]+[0-9a-f]+:[ 	]+20c5a533[ 	]+sh1add[ 	]+a0,a1,a2
-[ 	]+[0-9a-f]+:[ 	]+20c5c533[ 	]+sh2add[ 	]+a0,a1,a2
-[ 	]+[0-9a-f]+:[ 	]+20c5e533[ 	]+sh3add[ 	]+a0,a1,a2
-[ 	]+[0-9a-f]+:[ 	]+20c5a53b[ 	]+sh1add.uw[ 	]+a0,a1,a2
-[ 	]+[0-9a-f]+:[ 	]+20c5c53b[ 	]+sh2add.uw[ 	]+a0,a1,a2
-[ 	]+[0-9a-f]+:[ 	]+20c5e53b[ 	]+sh3add.uw[ 	]+a0,a1,a2
-[ 	]+[0-9a-f]+:[ 	]+08c5853b[ 	]+add.uw[ 	]+a0,a1,a2
-[ 	]+[0-9a-f]+:[ 	]+0805951b[ 	]+slli.uw[ 	]+a0,a1,0x0
-[ 	]+[0-9a-f]+:[ 	]+0bf5951b[ 	]+slli.uw[ 	]+a0,a1,0x3f
-[ 	]+[0-9a-f]+:[ 	]+60059513[ 	]+clz[ 	]+a0,a1
-[ 	]+[0-9a-f]+:[ 	]+60159513[ 	]+ctz[ 	]+a0,a1
-[ 	]+[0-9a-f]+:[ 	]+60259513[ 	]+cpop[ 	]+a0,a1
-[ 	]+[0-9a-f]+:[ 	]+0ac5c533[ 	]+min[ 	]+a0,a1,a2
-[ 	]+[0-9a-f]+:[ 	]+0ac5e533[ 	]+max[ 	]+a0,a1,a2
-[ 	]+[0-9a-f]+:[ 	]+0ac5d533[ 	]+minu[ 	]+a0,a1,a2
-[ 	]+[0-9a-f]+:[ 	]+0ac5f533[ 	]+maxu[ 	]+a0,a1,a2
-[ 	]+[0-9a-f]+:[ 	]+60459513[ 	]+sext.b[ 	]+a0,a1
-[ 	]+[0-9a-f]+:[ 	]+60559513[ 	]+sext.h[ 	]+a0,a1
-[ 	]+[0-9a-f]+:[ 	]+40c5f533[ 	]+andn[ 	]+a0,a1,a2
-[ 	]+[0-9a-f]+:[ 	]+40c5e533[ 	]+orn[ 	]+a0,a1,a2
-[ 	]+[0-9a-f]+:[ 	]+00c5c533[ 	]+xor[ 	]+a0,a1,a2
-[ 	]+[0-9a-f]+:[ 	]+6005d513[ 	]+rori[ 	]+a0,a1,0x0
-[ 	]+[0-9a-f]+:[ 	]+61f5d513[ 	]+rori[ 	]+a0,a1,0x1f
-[ 	]+[0-9a-f]+:[ 	]+60c5d533[ 	]+ror[ 	]+a0,a1,a2
-[ 	]+[0-9a-f]+:[ 	]+6005d513[ 	]+rori[ 	]+a0,a1,0x0
-[ 	]+[0-9a-f]+:[ 	]+61f5d513[ 	]+rori[ 	]+a0,a1,0x1f
-[ 	]+[0-9a-f]+:[ 	]+60c59533[ 	]+rol[ 	]+a0,a1,a2
-[ 	]+[0-9a-f]+:[ 	]+6005951b[ 	]+clzw[ 	]+a0,a1
-[ 	]+[0-9a-f]+:[ 	]+6015951b[ 	]+ctzw[ 	]+a0,a1
-[ 	]+[0-9a-f]+:[ 	]+6025951b[ 	]+cpopw[ 	]+a0,a1
-[ 	]+[0-9a-f]+:[ 	]+63f5d513[ 	]+rori[ 	]+a0,a1,0x3f
-[ 	]+[0-9a-f]+:[ 	]+63f5d513[ 	]+rori[ 	]+a0,a1,0x3f
-[ 	]+[0-9a-f]+:[ 	]+6005d51b[ 	]+roriw[ 	]+a0,a1,0x0
-[ 	]+[0-9a-f]+:[ 	]+61f5d51b[ 	]+roriw[ 	]+a0,a1,0x1f
-[ 	]+[0-9a-f]+:[ 	]+60c5d53b[ 	]+rorw[ 	]+a0,a1,a2
-[ 	]+[0-9a-f]+:[ 	]+6005d51b[ 	]+roriw[ 	]+a0,a1,0x0
-[ 	]+[0-9a-f]+:[ 	]+61f5d51b[ 	]+roriw[ 	]+a0,a1,0x1f
-[ 	]+[0-9a-f]+:[ 	]+60c5953b[ 	]+rolw[ 	]+a0,a1,a2
-[ 	]+[0-9a-f]+:[ 	]+0ac59533[ 	]+clmul[ 	]+a0,a1,a2
-[ 	]+[0-9a-f]+:[ 	]+0ac5b533[ 	]+clmulh[ 	]+a0,a1,a2
-[ 	]+[0-9a-f]+:[ 	]+0ac5a533[ 	]+clmulr[ 	]+a0,a1,a2
diff --git a/gas/testsuite/gas/riscv/bitmanip-insns.s b/gas/testsuite/gas/riscv/bitmanip-insns.s
deleted file mode 100644
index b14e89c..0000000
--- a/gas/testsuite/gas/riscv/bitmanip-insns.s
+++ /dev/null
@@ -1,58 +0,0 @@
-	# pseudo/aliaese
-	zext.h	a0, a1
-	rev8	a0, a1
-	orc.b	a0, a1
-.ifdef __64_bit__
-	zext.w	a0, a1
-.endif
-
-	# ZBA
-	sh1add	a0, a1, a2
-	sh2add	a0, a1, a2
-	sh3add	a0, a1, a2
-.ifdef __64_bit__
-	sh1add.uw	a0, a1, a2
-	sh2add.uw	a0, a1, a2
-	sh3add.uw	a0, a1, a2
-	add.uw		a0, a1, a2
-	slli.uw		a0, a1, 0
-	slli.uw		a0, a1, 63
-.endif
-
-	# ZBB
-	clz	a0, a1
-	ctz	a0, a1
-	cpop	a0, a1
-	min	a0, a1, a2
-	max	a0, a1, a2
-	minu	a0, a1, a2
-	maxu	a0, a1, a2
-	sext.b	a0, a1
-	sext.h	a0, a1
-	andn	a0, a1, a2
-	orn	a0, a1, a2
-	xor	a0, a1, a2
-	rori	a0, a1, 0
-	rori	a0, a1, 31
-	ror	a0, a1, a2
-	ror	a0, a1, 0
-	ror	a0, a1, 31
-	rol	a0, a1, a2
-.ifdef __64_bit__
-	clzw	a0, a1
-	ctzw	a0, a1
-	cpopw	a0, a1
-	rori	a0, a1, 63
-	ror	a0, a1, 63
-	roriw	a0, a1, 0
-	roriw	a0, a1, 31
-	rorw	a0, a1, a2
-	rorw	a0, a1, 0
-	rorw	a0, a1, 31
-	rolw	a0, a1, a2
-.endif
-
-	# ZBC
-	clmul	a0, a1, a2
-	clmulh	a0, a1, a2
-	clmulr	a0, a1, a2
diff --git a/include/ChangeLog b/include/ChangeLog
index ad231ae..ae8963d 100644
--- a/include/ChangeLog
+++ b/include/ChangeLog
@@ -1,3 +1,8 @@
+2021-02-04  Nelson Chu  <nelson.chu@sifive.com>
+
+	* opcode/riscv-opc.h: Removed macros for zb* extensions.
+	* opcode/riscv.h (riscv_insn_class): Removed INSN_CLASS_ZB*.
+
 2021-01-15  Nelson Chu  <nelson.chu@sifive.com>
 
 	* opcode/riscv.h: Indent and GNU coding standards tidy,
diff --git a/include/opcode/riscv-opc.h b/include/opcode/riscv-opc.h
index c16f3f4..4cf96d9 100644
--- a/include/opcode/riscv-opc.h
+++ b/include/opcode/riscv-opc.h
@@ -191,78 +191,6 @@
 #define MASK_REMW  0xfe00707f
 #define MATCH_REMUW 0x200703b
 #define MASK_REMUW  0xfe00707f
-#define MATCH_GREVI 0x68005013
-#define MASK_GREVI  0xfc00707f
-#define MATCH_GORCI 0x28005013
-#define MASK_GORCI  0xfc00707f
-#define MATCH_PACK 0x8004033
-#define MASK_PACK  0xfe00707f
-#define MATCH_PACKW 0x800403b
-#define MASK_PACKW  0xfe00707f
-#define MATCH_SH1ADD 0x20002033
-#define MASK_SH1ADD  0xfe00707f
-#define MATCH_SH2ADD 0x20004033
-#define MASK_SH2ADD  0xfe00707f
-#define MATCH_SH3ADD 0x20006033
-#define MASK_SH3ADD  0xfe00707f
-#define MATCH_SH1ADD_UW 0x2000203b
-#define MASK_SH1ADD_UW  0xfe00707f
-#define MATCH_SH2ADD_UW 0x2000403b
-#define MASK_SH2ADD_UW  0xfe00707f
-#define MATCH_SH3ADD_UW 0x2000603b
-#define MASK_SH3ADD_UW  0xfe00707f
-#define MATCH_ADD_UW 0x800003b
-#define MASK_ADD_UW  0xfe00707f
-#define MATCH_SLLI_UW 0x800101b
-#define MASK_SLLI_UW  0xfc00707f
-#define MATCH_CLZ 0x60001013
-#define MASK_CLZ  0xfff0707f
-#define MATCH_CTZ 0x60101013
-#define MASK_CTZ  0xfff0707f
-#define MATCH_CPOP 0x60201013
-#define MASK_CPOP  0xfff0707f
-#define MATCH_MIN 0xa004033
-#define MASK_MIN  0xfe00707f
-#define MATCH_MAX 0xa006033
-#define MASK_MAX  0xfe00707f
-#define MATCH_MINU 0xa005033
-#define MASK_MINU  0xfe00707f
-#define MATCH_MAXU 0xa007033
-#define MASK_MAXU  0xfe00707f
-#define MATCH_SEXT_B 0x60401013
-#define MASK_SEXT_B  0xfff0707f
-#define MATCH_SEXT_H 0x60501013
-#define MASK_SEXT_H  0xfff0707f
-#define MATCH_ANDN 0x40007033
-#define MASK_ANDN  0xfe00707f
-#define MATCH_ORN 0x40006033
-#define MASK_ORN  0xfe00707f
-#define MATCH_XNOR 0x40004033
-#define MASK_XNOR  0xfe00707f
-#define MATCH_RORI 0x60005013
-#define MASK_RORI  0xfc00707f
-#define MATCH_ROR 0x60005033
-#define MASK_ROR  0xfe00707f
-#define MATCH_ROL 0x60001033
-#define MASK_ROL  0xfe00707f
-#define MATCH_CLZW 0x6000101b
-#define MASK_CLZW  0xfff0707f
-#define MATCH_CTZW 0x6010101b
-#define MASK_CTZW  0xfff0707f
-#define MATCH_CPOPW 0x6020101b
-#define MASK_CPOPW  0xfff0707f
-#define MATCH_RORIW 0x6000501b
-#define MASK_RORIW  0xfe00707f
-#define MATCH_RORW 0x6000503b
-#define MASK_RORW  0xfe00707f
-#define MATCH_ROLW 0x6000103b
-#define MASK_ROLW  0xfe00707f
-#define MATCH_CLMUL 0xa001033
-#define MASK_CLMUL  0xfe00707f
-#define MATCH_CLMULH 0xa003033
-#define MASK_CLMULH  0xfe00707f
-#define MATCH_CLMULR 0xa002033
-#define MASK_CLMULR  0xfe00707f
 #define MATCH_AMOADD_W 0x202f
 #define MASK_AMOADD_W  0xf800707f
 #define MATCH_AMOXOR_W 0x2000202f
@@ -1002,42 +930,6 @@ DECLARE_INSN(divw, MATCH_DIVW, MASK_DIVW)
 DECLARE_INSN(divuw, MATCH_DIVUW, MASK_DIVUW)
 DECLARE_INSN(remw, MATCH_REMW, MASK_REMW)
 DECLARE_INSN(remuw, MATCH_REMUW, MASK_REMUW)
-DECLARE_INSN(grevi, MATCH_GREVI, MASK_GREVI)
-DECLARE_INSN(gorci, MATCH_GORCI, MASK_GORCI)
-DECLARE_INSN(pack, MATCH_PACK, MASK_PACK)
-DECLARE_INSN(packw, MATCH_PACKW, MASK_PACKW)
-DECLARE_INSN(sh1add, MATCH_SH1ADD, MASK_SH1ADD)
-DECLARE_INSN(sh2add, MATCH_SH2ADD, MASK_SH2ADD)
-DECLARE_INSN(sh3add, MATCH_SH3ADD, MASK_SH3ADD)
-DECLARE_INSN(sh1add_uw, MATCH_SH1ADD_UW, MASK_SH1ADD_UW)
-DECLARE_INSN(sh2add_uw, MATCH_SH2ADD_UW, MASK_SH2ADD_UW)
-DECLARE_INSN(sh3add_uw, MATCH_SH3ADD_UW, MASK_SH3ADD_UW)
-DECLARE_INSN(add_uw, MATCH_ADD_UW, MASK_ADD_UW)
-DECLARE_INSN(slli_uw, MATCH_SLLI_UW, MASK_SLLI_UW)
-DECLARE_INSN(clz, MATCH_CLZ, MASK_CLZ)
-DECLARE_INSN(ctz, MATCH_CTZ, MASK_CTZ)
-DECLARE_INSN(cpop, MATCH_CPOP, MASK_CPOP)
-DECLARE_INSN(min, MATCH_MIN, MASK_MIN)
-DECLARE_INSN(max, MATCH_MAX, MASK_MAX)
-DECLARE_INSN(minu, MATCH_MINU, MASK_MINU)
-DECLARE_INSN(maxu, MATCH_MAXU, MASK_MAXU)
-DECLARE_INSN(sext_b, MATCH_SEXT_B, MASK_SEXT_B)
-DECLARE_INSN(sext_h, MATCH_SEXT_H, MASK_SEXT_H)
-DECLARE_INSN(andn, MATCH_ANDN, MASK_ANDN)
-DECLARE_INSN(orn, MATCH_ORN, MASK_ORN)
-DECLARE_INSN(xnor, MATCH_XNOR, MASK_XNOR)
-DECLARE_INSN(rori, MATCH_RORI, MASK_RORI)
-DECLARE_INSN(ror, MATCH_ROR, MASK_ROR)
-DECLARE_INSN(rol, MATCH_ROL, MASK_ROL)
-DECLARE_INSN(clzw, MATCH_CLZW, MASK_CLZW)
-DECLARE_INSN(ctzw, MATCH_CTZW, MASK_CTZW)
-DECLARE_INSN(cpopw, MATCH_CPOPW, MASK_CPOPW)
-DECLARE_INSN(roriw, MATCH_RORIW, MASK_RORIW)
-DECLARE_INSN(rorw, MATCH_RORW, MASK_RORW)
-DECLARE_INSN(rolw, MATCH_ROLW, MASK_ROLW)
-DECLARE_INSN(clmul, MATCH_CLMUL, MASK_CLMUL)
-DECLARE_INSN(clmulr, MATCH_CLMULR, MASK_CLMULR)
-DECLARE_INSN(clmulh, MATCH_CLMULH, MASK_CLMULH)
 DECLARE_INSN(amoadd_w, MATCH_AMOADD_W, MASK_AMOADD_W)
 DECLARE_INSN(amoxor_w, MATCH_AMOXOR_W, MASK_AMOXOR_W)
 DECLARE_INSN(amoor_w, MATCH_AMOOR_W, MASK_AMOOR_W)
diff --git a/include/opcode/riscv.h b/include/opcode/riscv.h
index 285d4d5..ab8b717 100644
--- a/include/opcode/riscv.h
+++ b/include/opcode/riscv.h
@@ -311,10 +311,6 @@ enum riscv_insn_class
   INSN_CLASS_ZICSR,
   INSN_CLASS_ZIFENCEI,
   INSN_CLASS_ZIHINTPAUSE,
-  INSN_CLASS_ZBA,
-  INSN_CLASS_ZBB,
-  INSN_CLASS_ZBC,
-  INSN_CLASS_ZBA_OR_ZBB,
 };
 
 /* This structure holds information for a particular instruction.  */
diff --git a/opcodes/ChangeLog b/opcodes/ChangeLog
index ecbf005..95ec071 100644
--- a/opcodes/ChangeLog
+++ b/opcodes/ChangeLog
@@ -1,3 +1,9 @@
+2021-02-04  Nelson Chu  <nelson.chu@sifive.com>
+
+	* riscv-opc.c (MASK_RVB_IMM): Removed.
+	(riscv_opcodes): Removed zb* instructions.
+	(riscv_ext_version_table): Removed versions for zb*.
+
 2021-01-26  Alan Modra  <amodra@gmail.com>
 
 	* i386-gen.c (parse_template): Ensure entire template_instance
diff --git a/opcodes/riscv-opc.c b/opcodes/riscv-opc.c
index 60f951b..b072ee2 100644
--- a/opcodes/riscv-opc.c
+++ b/opcodes/riscv-opc.c
@@ -81,7 +81,6 @@ const char * const riscv_fpr_names_abi[NFPR] =
 #define MASK_AQ (OP_MASK_AQ << OP_SH_AQ)
 #define MASK_RL (OP_MASK_RL << OP_SH_RL)
 #define MASK_AQRL (MASK_AQ | MASK_RL)
-#define MASK_RVB_IMM (OP_MASK_SHAMT << OP_SH_SHAMT)
 
 static int
 match_opcode (const struct riscv_opcode *op, insn_t insn)
@@ -241,7 +240,10 @@ const struct riscv_opcode riscv_opcodes[] =
 {"mv",          0, INSN_CLASS_I, "d,s",       MATCH_ADDI, MASK_ADDI|MASK_IMM, match_opcode, INSN_ALIAS },
 {"move",        0, INSN_CLASS_C, "d,CV",      MATCH_C_MV, MASK_C_MV, match_c_add, INSN_ALIAS },
 {"move",        0, INSN_CLASS_I, "d,s",       MATCH_ADDI, MASK_ADDI|MASK_IMM, match_opcode, INSN_ALIAS },
+{"sext.b",      0, INSN_CLASS_I, "d,s",       0, (int) M_SEXTB, match_never, INSN_MACRO },
+{"sext.h",      0, INSN_CLASS_I, "d,s",       0, (int) M_SEXTH, match_never, INSN_MACRO },
 {"zext.b",      0, INSN_CLASS_I, "d,s",       MATCH_ANDI|ENCODE_ITYPE_IMM (255), MASK_ANDI | MASK_IMM, match_opcode, INSN_ALIAS },
+{"zext.h",      0, INSN_CLASS_I, "d,s",       0, (int) M_ZEXTH, match_never, INSN_MACRO },
 {"andi",        0, INSN_CLASS_C, "Cs,Cw,Co",  MATCH_C_ANDI, MASK_C_ANDI, match_opcode, INSN_ALIAS },
 {"andi",        0, INSN_CLASS_I, "d,s,j",     MATCH_ANDI, MASK_ANDI, match_opcode, 0 },
 {"and",         0, INSN_CLASS_C, "Cs,Cw,Ct",  MATCH_C_AND, MASK_C_AND, match_opcode, INSN_ALIAS },
@@ -373,6 +375,7 @@ const struct riscv_opcode riscv_opcodes[] =
 {"sd",         64, INSN_CLASS_C, "Ct,Cl(Cs)", MATCH_C_SD, MASK_C_SD, match_opcode, INSN_ALIAS|INSN_DREF|INSN_8_BYTE },
 {"sd",         64, INSN_CLASS_I, "t,q(s)",    MATCH_SD, MASK_SD, match_opcode, INSN_DREF|INSN_8_BYTE },
 {"sd",         64, INSN_CLASS_I, "t,A,s",     0, (int) M_SD, match_never, INSN_MACRO },
+{"zext.w",     64, INSN_CLASS_I, "d,s",       0, (int) M_ZEXTW, match_never, INSN_MACRO },
 {"sext.w",     64, INSN_CLASS_C, "d,CU",      MATCH_C_ADDIW, MASK_C_ADDIW|MASK_RVC_IMM, match_rd_nonzero, INSN_ALIAS },
 {"sext.w",     64, INSN_CLASS_I, "d,s",       MATCH_ADDIW, MASK_ADDIW|MASK_IMM, match_opcode, INSN_ALIAS },
 {"addiw",      64, INSN_CLASS_C, "d,CU,Co",   MATCH_C_ADDIW, MASK_C_ADDIW, match_rd_nonzero, INSN_ALIAS },
@@ -500,54 +503,6 @@ const struct riscv_opcode riscv_opcodes[] =
 {"remw",      64, INSN_CLASS_M,   "d,s,t",     MATCH_REMW, MASK_REMW, match_opcode, 0 },
 {"remuw",     64, INSN_CLASS_M,   "d,s,t",     MATCH_REMUW, MASK_REMUW, match_opcode, 0 },
 
-/* Bitmanip instruction subset - ZBA/ZBB/ZBC.  */
-{"sh1add",     0, INSN_CLASS_ZBA, "d,s,t",     MATCH_SH1ADD, MASK_SH1ADD, match_opcode, 0 },
-{"sh2add",     0, INSN_CLASS_ZBA, "d,s,t",     MATCH_SH2ADD, MASK_SH2ADD, match_opcode, 0 },
-{"sh3add",     0, INSN_CLASS_ZBA, "d,s,t",     MATCH_SH3ADD, MASK_SH3ADD, match_opcode, 0 },
-{"sh1add.uw", 64, INSN_CLASS_ZBA, "d,s,t",     MATCH_SH1ADD_UW, MASK_SH1ADD_UW, match_opcode, 0 },
-{"sh2add.uw", 64, INSN_CLASS_ZBA, "d,s,t",     MATCH_SH2ADD_UW, MASK_SH2ADD_UW, match_opcode, 0 },
-{"sh3add.uw", 64, INSN_CLASS_ZBA, "d,s,t",     MATCH_SH3ADD_UW, MASK_SH3ADD_UW, match_opcode, 0 },
-{"zext.w",    64, INSN_CLASS_ZBA_OR_ZBB, "d,s",MATCH_ADD_UW, MASK_ADD_UW|MASK_RS2, match_opcode, INSN_ALIAS },
-{"zext.w",    64, INSN_CLASS_I,   "d,s",       0, (int) M_ZEXTW,  match_never, INSN_MACRO },
-{"add.uw",    64, INSN_CLASS_ZBA, "d,s,t",     MATCH_ADD_UW, MASK_ADD_UW, match_opcode, 0 },
-{"slli.uw",   64, INSN_CLASS_ZBA, "d,s,>",     MATCH_SLLI_UW, MASK_SLLI_UW, match_opcode, 0 },
-
-{"clz",        0, INSN_CLASS_ZBB, "d,s",       MATCH_CLZ, MASK_CLZ, match_opcode, 0 },
-{"ctz",        0, INSN_CLASS_ZBB, "d,s",       MATCH_CTZ, MASK_CTZ, match_opcode, 0 },
-{"cpop",       0, INSN_CLASS_ZBB, "d,s",       MATCH_CPOP, MASK_CPOP, match_opcode, 0 },
-{"min",        0, INSN_CLASS_ZBB, "d,s,t",     MATCH_MIN, MASK_MIN, match_opcode, 0 },
-{"max",        0, INSN_CLASS_ZBB, "d,s,t",     MATCH_MAX, MASK_MAX, match_opcode, 0 },
-{"minu",       0, INSN_CLASS_ZBB, "d,s,t",     MATCH_MINU, MASK_MINU, match_opcode, 0 },
-{"maxu",       0, INSN_CLASS_ZBB, "d,s,t",     MATCH_MAXU, MASK_MAXU, match_opcode, 0 },
-{"sext.b",     0, INSN_CLASS_ZBB, "d,s",       MATCH_SEXT_B, MASK_SEXT_B, match_opcode, 0 },
-{"sext.b",     0, INSN_CLASS_I,   "d,s",       0, (int) M_SEXTB, match_never, INSN_MACRO },
-{"sext.h",     0, INSN_CLASS_ZBB, "d,s",       MATCH_SEXT_H, MASK_SEXT_H, match_opcode, 0 },
-{"sext.h",     0, INSN_CLASS_I,   "d,s",       0, (int) M_SEXTH, match_never, INSN_MACRO },
-{"zext.h",    32, INSN_CLASS_ZBB, "d,s",       MATCH_PACK, MASK_PACK|MASK_RS2, match_opcode, 0 },
-{"zext.h",    64, INSN_CLASS_ZBB, "d,s",       MATCH_PACKW, MASK_PACKW|MASK_RS2, match_opcode, 0 },
-{"zext.h",     0, INSN_CLASS_I,   "d,s",       0, (int) M_ZEXTH, match_never, INSN_MACRO },
-{"andn",       0, INSN_CLASS_ZBB, "d,s,t",     MATCH_ANDN, MASK_ANDN, match_opcode, 0 },
-{"orn",        0, INSN_CLASS_ZBB, "d,s,t",     MATCH_ORN, MASK_ORN, match_opcode, 0 },
-{"xnor",       0, INSN_CLASS_ZBB, "d,s,t",     MATCH_XNOR, MASK_XNOR, match_opcode, 0 },
-{"rori",       0, INSN_CLASS_ZBB, "d,s,>",     MATCH_RORI, MASK_RORI, match_opcode, 0 },
-{"ror",        0, INSN_CLASS_ZBB, "d,s,t",     MATCH_ROR, MASK_ROR, match_opcode, 0 },
-{"ror",        0, INSN_CLASS_ZBB, "d,s,>",     MATCH_RORI, MASK_RORI, match_opcode, INSN_ALIAS },
-{"rol",        0, INSN_CLASS_ZBB, "d,s,t",     MATCH_ROL, MASK_ROL, match_opcode, 0 },
-{"clzw",      64, INSN_CLASS_ZBB, "d,s",       MATCH_CLZW, MASK_CLZW, match_opcode, 0 },
-{"ctzw",      64, INSN_CLASS_ZBB, "d,s",       MATCH_CTZW, MASK_CTZW, match_opcode, 0 },
-{"cpopw",     64, INSN_CLASS_ZBB, "d,s",       MATCH_CPOPW, MASK_CPOPW, match_opcode, 0 },
-{"roriw",     64, INSN_CLASS_ZBB, "d,s,<",     MATCH_RORIW, MASK_RORIW, match_opcode, 0 },
-{"rorw",      64, INSN_CLASS_ZBB, "d,s,t",     MATCH_RORW, MASK_RORW, match_opcode, 0 },
-{"rorw",      64, INSN_CLASS_ZBB, "d,s,<",     MATCH_RORIW, MASK_RORIW, match_opcode, INSN_ALIAS },
-{"rolw",      64, INSN_CLASS_ZBB, "d,s,t",     MATCH_ROLW, MASK_ROLW, match_opcode, 0 },
-{"rev8",      32, INSN_CLASS_ZBB, "d,s",       MATCH_GREVI|ENCODE_ITYPE_IMM (0x18), MASK_GREVI|MASK_RVB_IMM, match_opcode, 0 },
-{"rev8",      64, INSN_CLASS_ZBB, "d,s",       MATCH_GREVI|ENCODE_ITYPE_IMM (0x38), MASK_GREVI|MASK_RVB_IMM, match_opcode, 0 },
-{"orc.b",      0, INSN_CLASS_ZBB, "d,s",       MATCH_GORCI|ENCODE_ITYPE_IMM (0x7), MASK_GORCI|MASK_RVB_IMM, match_opcode, 0 },
-
-{"clmul",      0, INSN_CLASS_ZBC, "d,s,t",     MATCH_CLMUL, MASK_CLMUL, match_opcode, 0 },
-{"clmulh",     0, INSN_CLASS_ZBC, "d,s,t",     MATCH_CLMULH, MASK_CLMULH, match_opcode, 0 },
-{"clmulr",     0, INSN_CLASS_ZBC, "d,s,t",     MATCH_CLMULR, MASK_CLMULR, match_opcode, 0 },
-
 /* Single-precision floating-point instruction subset.  */
 {"frcsr",      0, INSN_CLASS_F,   "d",         MATCH_FRCSR, MASK_FRCSR, match_opcode, INSN_ALIAS },
 {"frsr",       0, INSN_CLASS_F,   "d",         MATCH_FRCSR, MASK_FRCSR, match_opcode, INSN_ALIAS },
@@ -976,10 +931,6 @@ const struct riscv_ext_version riscv_ext_version_table[] =
 
 {"zihintpause", ISA_SPEC_CLASS_DRAFT, 1, 0},
 
-{"zba", ISA_SPEC_CLASS_DRAFT, 0, 93},
-{"zbb", ISA_SPEC_CLASS_DRAFT, 0, 93},
-{"zbc", ISA_SPEC_CLASS_DRAFT, 0, 93},
-
 /* Terminate the list.  */
 {NULL, 0, 0, 0}
 };
-- 
2.7.4


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