Add support for sparc %cfr ASR register.

opcodes/

	* sparc-dis.c (v9a_asr_reg_names): Add 'cfr'.
	* sparc-opc.c (sparc_opcodes): Add rd/wr cases for %cfr.

gas/

	* config/tc-sparc.c (v9a_asr_table): Add 'cfr'.

gas/testsuite/

	* gas/sparc/sparc.exp: Run cfr test.
	* gas/sparc/cfr.s: New testcase.
	* gas/sparc/cfr.d: Likewise.

diff --git a/gas/ChangeLog b/gas/ChangeLog
index ba54046..c81a39e 100644 (file)
--- a/gas/ChangeLog
+++ b/gas/ChangeLog
@@ -1,5 +1,7 @@
 2012-04-27  David S. Miller  <davem@davemloft.net>
 
+       * config/tc-sparc.c (v9a_asr_table): Add 'cfr'.
+
        * config/tc-sparc.c (sparc_arch_table): Add HWCAP_PAUSE to sparc4,
        v8pluse, v8plusv, v9e, and v9v.
        (v9a_asr_table): Add 'pause'.

diff --git a/gas/config/tc-sparc.c b/gas/config/tc-sparc.c
index e8de372..fe7f8b0 100644 (file)
--- a/gas/config/tc-sparc.c
+++ b/gas/config/tc-sparc.c
@@ -805,6 +805,7 @@ struct priv_reg_entry v9a_asr_table[] =
   {"gsr", 19},
   {"dcr", 18},
   {"cps", 28},
+  {"cfr", 26},
   {"clear_softint", 21},
   {"", -1},                    /* End marker.  */
 };

diff --git a/gas/testsuite/ChangeLog b/gas/testsuite/ChangeLog
index 111476f..76f3dc1 100644 (file)
--- a/gas/testsuite/ChangeLog
+++ b/gas/testsuite/ChangeLog
@@ -1,5 +1,9 @@
 2012-04-27  David S. Miller  <davem@davemloft.net>
 
+       * gas/sparc/sparc.exp: Run cfr test.
+       * gas/sparc/cfr.s: New testcase.
+       * gas/sparc/cfr.d: Likewise.
+
        * gas/sparc/sparc.exp: Run pause test.
        * gas/sparc/pause.s: New testcase.
        * gas/sparc/pause.d: Likewise.

diff --git a/gas/testsuite/gas/sparc/cfr.d b/gas/testsuite/gas/sparc/cfr.d
new file mode 100644 (file)
index 0000000..7451250
--- /dev/null
+++ b/gas/testsuite/gas/sparc/cfr.d
@@ -0,0 +1,15 @@
+#as: -Av9v
+#objdump: -dr
+#name: sparc CFR
+
+.*: +file format .*sparc.*
+
+Disassembly of section .text:
+
+0+ <.text>:
+   0:  b5 82 40 16     wr  %o1, %l6, %cfr
+   4:  b5 80 62 34     wr  %g1, 0x234, %cfr
+   8:  8b 46 80 00     rd  %cfr, %g5
+   c:  97 46 80 00     rd  %cfr, %o3
+  10:  b5 46 80 00     rd  %cfr, %i2
+  14:  a9 46 80 00     rd  %cfr, %l4

diff --git a/gas/testsuite/gas/sparc/cfr.s b/gas/testsuite/gas/sparc/cfr.s
new file mode 100644 (file)
index 0000000..0575410
--- /dev/null
+++ b/gas/testsuite/gas/sparc/cfr.s
@@ -0,0 +1,8 @@
+# Test read/write %cfr instructions
+       .text
+       wr      %o1, %l6, %cfr
+       wr      %g1, 0x234, %cfr
+       rd      %cfr, %g5
+       rd      %cfr, %o3
+       rd      %cfr, %i2
+       rd      %cfr, %l4

diff --git a/gas/testsuite/gas/sparc/sparc.exp b/gas/testsuite/gas/sparc/sparc.exp
index 21a84a7..6ffad39 100644 (file)
--- a/gas/testsuite/gas/sparc/sparc.exp
+++ b/gas/testsuite/gas/sparc/sparc.exp
@@ -65,6 +65,7 @@ if [istarget sparc*-*-*] {
     run_dump_test "crypto"
     run_dump_test "cbcond"
     run_dump_test "pause"
+    run_dump_test "cfr"
 
     run_list_test "pr4587" ""
 }

diff --git a/opcodes/ChangeLog b/opcodes/ChangeLog
index 43f4a9d..f857091 100644 (file)
--- a/opcodes/ChangeLog
+++ b/opcodes/ChangeLog
@@ -1,5 +1,8 @@
 2012-04-27  David S. Miller  <davem@davemloft.net>
 
+       * sparc-dis.c (v9a_asr_reg_names): Add 'cfr'.
+       * sparc-opc.c (sparc_opcodes): Add rd/wr cases for %cfr.
+
        * sparc-opc.c (sparc_opcodes): Add 'wr X, %pause' and 'pause'.
        * sparc-dis.c (v9a_asr_reg_names): Add 'pause'.
 

diff --git a/opcodes/sparc-dis.c b/opcodes/sparc-dis.c
index 7599f89..b0899a6 100644 (file)
--- a/opcodes/sparc-dis.c
+++ b/opcodes/sparc-dis.c
@@ -108,7 +108,7 @@ static char *v9_hpriv_reg_names[] =
 static char *v9a_asr_reg_names[] =
 {
   "pcr", "pic", "dcr", "gsr", "set_softint", "clear_softint",
-  "softint", "tick_cmpr", "stick", "stick_cmpr", "resv26",
+  "softint", "tick_cmpr", "stick", "stick_cmpr", "cfr",
   "pause", "cps"
 };
 

diff --git a/opcodes/sparc-opc.c b/opcodes/sparc-opc.c
index 1f9ee49..cf00a89 100644 (file)
--- a/opcodes/sparc-opc.c
+++ b/opcodes/sparc-opc.c
@@ -876,6 +876,8 @@ const struct sparc_opcode sparc_opcodes[] = {
 { "wr", F3(2, 0x30, 1)|RD(24), F3(~2, ~0x30, ~1)|RD(~24),              "1,i,_", HWCAP_VIS2, 0, v9b }, /* wr r,i,%sys_tick */
 { "wr", F3(2, 0x30, 0)|RD(25), F3(~2, ~0x30, ~0)|RD(~25)|ASI(~0),      "1,2,_", HWCAP_VIS2, 0, v9b }, /* wr r,r,%sys_tick_cmpr */
 { "wr", F3(2, 0x30, 1)|RD(25), F3(~2, ~0x30, ~1)|RD(~25),              "1,i,_", HWCAP_VIS2, 0, v9b }, /* wr r,i,%sys_tick_cmpr */
+{ "wr", F3(2, 0x30, 0)|RD(26), F3(~2, ~0x30, ~0)|RD(~26)|ASI(~0),      "1,2,_", 0, HWCAP_CBCOND, v9b }, /* wr r,r,%cfr */
+{ "wr", F3(2, 0x30, 1)|RD(26), F3(~2, ~0x30, ~1)|RD(~26),              "1,i,_", 0, HWCAP_CBCOND, v9b }, /* wr r,i,%cfr */
 { "wr", F3(2, 0x30, 0)|RD(27), F3(~2, ~0x30, ~0)|RD(~27)|ASI(~0),      "1,2,_", 0, HWCAP_PAUSE, v9b }, /* wr r,r,%pause */
 { "wr", F3(2, 0x30, 1)|RD(27), F3(~2, ~0x30, ~1)|RD(~27),              "1,i,_", 0, HWCAP_PAUSE, v9b }, /* wr r,i,%pause */
 { "wr", F3(2, 0x30, 0)|RD(28), F3(~2, ~0x30, ~0)|RD(~28)|ASI(~0),      "1,2,_", 0, HWCAP_VIS3, v9b }, /* wr r,r,%cps */
@@ -903,6 +905,7 @@ const struct sparc_opcode sparc_opcodes[] = {
 { "rd",        F3(2, 0x28, 0)|RS1(23),         F3(~2, ~0x28, ~0)|RS1(~23)|SIMM13(~0),  "/,d", 0, HWCAP_VIS, v9a }, /* rd %tick_cmpr,r */
 { "rd",        F3(2, 0x28, 0)|RS1(24),         F3(~2, ~0x28, ~0)|RS1(~24)|SIMM13(~0),  "/,d", HWCAP_VIS2, 0, v9b }, /* rd %sys_tick,r */
 { "rd",        F3(2, 0x28, 0)|RS1(25),         F3(~2, ~0x28, ~0)|RS1(~25)|SIMM13(~0),  "/,d", HWCAP_VIS2, 0, v9b }, /* rd %sys_tick_cmpr,r */
+{ "rd",        F3(2, 0x28, 0)|RS1(26),         F3(~2, ~0x28, ~0)|RS1(~26)|SIMM13(~0),  "/,d", HWCAP_CBCOND, 0, v9b }, /* rd %cfr,r */
 { "rd",        F3(2, 0x28, 0)|RS1(28),         F3(~2, ~0x28, ~0)|RS1(~28)|SIMM13(~0),  "/,d", 0, HWCAP_VIS3, v9b }, /* rd %cps,r */
 
 { "rdpr",      F3(2, 0x2a, 0),         F3(~2, ~0x2a, ~0)|SIMM13(~0),   "?,d", 0, 0, v9 },   /* rdpr %priv,r */