提交: 048cdf861a99623019e47ad0681c076219771f88 - binutils_os216 (git)

GNU Binutils with patches for OS216

Commit MetaInfo

• 修订版: 048cdf861a99623019e47ad0681c076219771f88 (tree)
• 时间: 2004-01-22 08:25:38
• 作者: Thiemo Seufer <ths@netw...>
• Commiter: Thiemo Seufer

Log Message

* config/tc-mips.c (append_insn): Don't do r3900 interlock
optimization for -mtune=r3900, as this will break on other CPUs.

更改概述

• modified: gas/ChangeLog
• modified: gas/config/tc-mips.c

差异

--- a/gas/ChangeLog
+++ b/gas/ChangeLog
@@ -1,3 +1,8 @@
[phone]  Thiemo Seufer <[e-mail]>
+
+	* config/tc-mips.c (append_insn): Don't do r3900 interlock
+	optimization for -mtune=r3900, as this will break on other CPUs.
+
 2004-01-11  Tom Rix   <[e-mail]>
 
 	* config/tc-m68hc11.c (build_indexed_byte): movb and movw cannot

--- a/gas/config/tc-mips.c
+++ b/gas/config/tc-mips.c
@@ -1708,7 +1708,7 @@ append_insn (char *place, struct mips_cl_insn *ip, expressionS *address_expr,
              though the tx39's divide insns still do require the
 	     delay.  */
 	  if (! (hilo_interlocks
-		 || (mips_tune == CPU_R3900 && (pinfo & INSN_MULT)))
+		 || (mips_opts.arch == CPU_R3900 && (pinfo & INSN_MULT)))
 	      && (mips_optimize == 0
 		  || (pinfo & INSN_WRITE_LO)))
 	    nops += 2;
@@ -1730,7 +1730,7 @@ append_insn (char *place, struct mips_cl_insn *ip, expressionS *address_expr,
 	     insert a NOP.  Some newer processors have interlocks.
 	     Also the note tx39's multiply above.  */
 	  if (! (hilo_interlocks
-		 || (mips_tune == CPU_R3900 && (pinfo & INSN_MULT)))
+		 || (mips_opts.arch == CPU_R3900 && (pinfo & INSN_MULT)))
 	      && (mips_optimize == 0
 		  || (pinfo & INSN_WRITE_HI)))
 	    nops += 2;
@@ -1768,11 +1768,11 @@ append_insn (char *place, struct mips_cl_insn *ip, expressionS *address_expr,
 	  || ((prev_prev_insn.insn_mo->pinfo & INSN_READ_LO)
 	      && (pinfo & INSN_WRITE_LO)
 	      && ! (hilo_interlocks
-		    || (mips_tune == CPU_R3900 && (pinfo & INSN_MULT))))
+		    || (mips_opts.arch == CPU_R3900 && (pinfo & INSN_MULT))))
 	  || ((prev_prev_insn.insn_mo->pinfo & INSN_READ_HI)
 	      && (pinfo & INSN_WRITE_HI)
 	      && ! (hilo_interlocks
-		    || (mips_tune == CPU_R3900 && (pinfo & INSN_MULT)))))
+		    || (mips_opts.arch == CPU_R3900 && (pinfo & INSN_MULT)))))
 	prev_prev_nop = 1;
       else
 	prev_prev_nop = 0;
@@ -2297,7 +2297,7 @@ append_insn (char *place, struct mips_cl_insn *ip, expressionS *address_expr,
 			 | INSN_WRITE_COND_CODE))
 		  && ! cop_interlocks)
 	      || (! (hilo_interlocks
-		     || (mips_tune == CPU_R3900 && (pinfo & INSN_MULT)))
+		     || (mips_opts.arch == CPU_R3900 && (pinfo & INSN_MULT)))
 		  && (prev_pinfo
 		      & (INSN_READ_LO
 			 | INSN_READ_HI)))