[binutils-gdb] Don't mask X_add_number containing a register number

[Alan Modra]

https://sourceware.org/git/gitweb.cgi?p=binutils-gdb.git;h=4b1c0f7e85f2aec3df3498d04b5beaf45813dea8

commit 4b1c0f7e85f2aec3df3498d04b5beaf45813dea8
Author: Alan Modra <amodra@gmail.com>
Date:   Tue Dec 12 10:56:23 2017 +1030

    Don't mask X_add_number containing a register number
    
    It's obviously wrong to mask SPRs to 8 bits.
    
    	PR 21118
    	* config/tc-ppc.c (md_assemble): Don't mask register number.

Diff:
---
 gas/ChangeLog       | 5 +++++
 gas/config/tc-ppc.c | 2 +-
 2 files changed, 6 insertions(+), 1 deletion(-)

diff --git a/gas/ChangeLog b/gas/ChangeLog
index 5cae4d1..99cd425 100644
--- a/gas/ChangeLog
+++ b/gas/ChangeLog
@@ -1,3 +1,8 @@
+2017-12-12  Alan Modra  <amodra@gmail.com>
+
+	PR 21118
+	* config/tc-ppc.c (md_assemble): Don't mask register number.
+
 2017-12-07  Max Filippov  <jcmvbkbc@gmail.com>
 
 	* config/tc-xtensa.c (xg_order_trampoline_chain): Replace
diff --git a/gas/config/tc-ppc.c b/gas/config/tc-ppc.c
index d4f3d60..d28164e 100644
--- a/gas/config/tc-ppc.c
+++ b/gas/config/tc-ppc.c
@@ -3040,7 +3040,7 @@ md_assemble (char *str)
 		   && ex.X_add_number != 0
 		   && (operand->flags & PPC_OPERAND_GPR_0) != 0))
 	    as_warn (_("invalid register expression"));
-	  insn = ppc_insert_operand (insn, operand, ex.X_add_number & 0xff,
+	  insn = ppc_insert_operand (insn, operand, ex.X_add_number,
 				     ppc_cpu, (char *) NULL, 0);
 	}
       else if (ex.X_op == O_constant)