Teach the MBlaze asm parser how to parse special purpose register names.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@122261 91177308-0d34-0410-b5e6-96231b3b80d8

1 files changed, 124 insertions, 4 deletions

diff --git a/test/MC/MBlaze/mblaze_special.s b/test/MC/MBlaze/mblaze_special.s
index 739caf4e43..c55ec277c1 100644
--- a/test/MC/MBlaze/mblaze_special.s
+++ b/test/MC/MBlaze/mblaze_special.s
@@ -1,7 +1,7 @@
 # RUN: llvm-mc -triple mblaze-unknown-unknown -show-encoding %s | FileCheck %s
 
-# Test to ensure that all FPU instructions can be parsed by the
-# assembly parser correctly.
+# Test to ensure that all special instructions and special registers can be
+# parsed by the assembly parser correctly.
 
 # TYPE A:   OPCODE RD    RA    RB    FLAGS
 # BINARY:   011011 00000 00000 00000 00000000000
@@ -9,7 +9,7 @@
 # CHECK:    mfs
 # BINARY:   100101 00000 00000 10000 00000000000
 # CHECK:    encoding: [0x94,0x00,0x80,0x00]
-            mfs         r0, 0x0
+            mfs         r0, rpc
 
 # CHECK:    msrclr
 # BINARY:   100101 00000 100010 000000000000000
@@ -24,7 +24,7 @@
 # CHECK:    mts
 # BINARY:   100101 00000 00000 11 00000000000000
 # CHECK:    encoding: [0x94,0x00,0xc0,0x00]
-            mts         0x0 , r0
+            mts         rpc, r0
 
 # CHECK:    wdc
 # BINARY:   100100 00000 00000 00001 00001100100
@@ -45,3 +45,123 @@
 # BINARY:   100100 00000 00000 00001 00001101000
 # CHECK:    encoding: [0x90,0x00,0x08,0x68]
             wic         r0, r1
+
+# CHECK:    mfs
+# BINARY:   100101 00001 00000 10000 00000000000
+# CHECK:    encoding: [0x94,0x20,0x80,0x00]
+            mfs         r1, rpc
+
+# CHECK:    mfs
+# BINARY:   100101 00001 00000 10000 00000000001
+# CHECK:    encoding: [0x94,0x20,0x80,0x01]
+            mfs         r1, rmsr
+
+# CHECK:    mfs
+# BINARY:   100101 00001 00000 10000 00000000011
+# CHECK:    encoding: [0x94,0x20,0x80,0x03]
+            mfs         r1, rear
+
+# CHECK:    mfs
+# BINARY:   100101 00001 00000 10000 00000000101
+# CHECK:    encoding: [0x94,0x20,0x80,0x05]
+            mfs         r1, resr
+
+# CHECK:    mfs
+# BINARY:   100101 00001 00000 10000 00000000111
+# CHECK:    encoding: [0x94,0x20,0x80,0x07]
+            mfs         r1, rfsr
+
+# CHECK:    mfs
+# BINARY:   100101 00001 00000 10000 00000001011
+# CHECK:    encoding: [0x94,0x20,0x80,0x0b]
+            mfs         r1, rbtr
+
+# CHECK:    mfs
+# BINARY:   100101 00001 00000 10000 00000001101
+# CHECK:    encoding: [0x94,0x20,0x80,0x0d]
+            mfs         r1, redr
+
+# CHECK:    mfs
+# BINARY:   100101 00001 00000 10010 00000000000
+# CHECK:    encoding: [0x94,0x20,0x90,0x00]
+            mfs         r1, rpid
+
+# CHECK:    mfs
+# BINARY:   100101 00001 00000 10010 00000000001
+# CHECK:    encoding: [0x94,0x20,0x90,0x01]
+            mfs         r1, rzpr
+
+# CHECK:    mfs
+# BINARY:   100101 00001 00000 10010 00000000010
+# CHECK:    encoding: [0x94,0x20,0x90,0x02]
+            mfs         r1, rtlbx
+
+# CHECK:    mfs
+# BINARY:   100101 00001 00000 10010 00000000100
+# CHECK:    encoding: [0x94,0x20,0x90,0x04]
+            mfs         r1, rtlbhi
+
+# CHECK:    mfs
+# BINARY:   100101 00001 00000 10010 00000000011
+# CHECK:    encoding: [0x94,0x20,0x90,0x03]
+            mfs         r1, rtlblo
+
+# CHECK:    mfs
+# BINARY:   100101 00001 00000 10100 00000000000
+# CHECK:    encoding: [0x94,0x20,0xa0,0x00]
+            mfs         r1, rpvr0
+
+# CHECK:    mfs
+# BINARY:   100101 00001 00000 10100 00000000001
+# CHECK:    encoding: [0x94,0x20,0xa0,0x01]
+            mfs         r1, rpvr1
+
+# CHECK:    mfs
+# BINARY:   100101 00001 00000 10100 00000000010
+# CHECK:    encoding: [0x94,0x20,0xa0,0x02]
+            mfs         r1, rpvr2
+
+# CHECK:    mfs
+# BINARY:   100101 00001 00000 10100 00000000011
+# CHECK:    encoding: [0x94,0x20,0xa0,0x03]
+            mfs         r1, rpvr3
+
+# CHECK:    mfs
+# BINARY:   100101 00001 00000 10100 00000000100
+# CHECK:    encoding: [0x94,0x20,0xa0,0x04]
+            mfs         r1, rpvr4
+
+# CHECK:    mfs
+# BINARY:   100101 00001 00000 10100 00000000101
+# CHECK:    encoding: [0x94,0x20,0xa0,0x05]
+            mfs         r1, rpvr5
+
+# CHECK:    mfs
+# BINARY:   100101 00001 00000 10100 00000000110
+# CHECK:    encoding: [0x94,0x20,0xa0,0x06]
+            mfs         r1, rpvr6
+
+# CHECK:    mfs
+# BINARY:   100101 00001 00000 10100 00000000111
+# CHECK:    encoding: [0x94,0x20,0xa0,0x07]
+            mfs         r1, rpvr7
+
+# CHECK:    mfs
+# BINARY:   100101 00001 00000 10100 00000001000
+# CHECK:    encoding: [0x94,0x20,0xa0,0x08]
+            mfs         r1, rpvr8
+
+# CHECK:    mfs
+# BINARY:   100101 00001 00000 10100 00000001001
+# CHECK:    encoding: [0x94,0x20,0xa0,0x09]
+            mfs         r1, rpvr9
+
+# CHECK:    mfs
+# BINARY:   100101 00001 00000 10100 00000001010
+# CHECK:    encoding: [0x94,0x20,0xa0,0x0a]
+            mfs         r1, rpvr10
+
+# CHECK:    mfs
+# BINARY:   100101 00001 00000 10100 00000001011
+# CHECK:    encoding: [0x94,0x20,0xa0,0x0b]
+            mfs         r1, rpvr11