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diff -rup ../binutils-2.20.51.0.2.original/gas/ChangeLog gas/ChangeLog
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--- ../binutils-2.20.51.0.2.original/gas/ChangeLog 2009-12-09 11:46:00.000000000 +0000
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+++ gas/ChangeLog 2009-12-09 11:48:31.000000000 +0000
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@@ -1,3 +1,10 @@
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+2009-10-28 Alan Modra <amodra@bigpond.net.au>
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+
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+ PR gas/10856
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+ * expr.c (resolve_expression): Only add "left" value to O_symbol
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+ expression when the symbol is undefined and different from the
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+ original symbol. Simplify negative logic.
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+
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2009-10-07 Nathan Sidwell <nathan@codesourcery.com>
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* config/tc-arm.c (mapping_state, mapping_state_2): Make dummy
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Only in ../binutils-2.20.51.0.2.original/gas: .#expr.c
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Only in ../binutils-2.20.51.0.2.original/gas: #expr.c#
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diff -rup ../binutils-2.20.51.0.2.original/gas/expr.c gas/expr.c
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--- ../binutils-2.20.51.0.2.original/gas/expr.c 2009-12-09 11:45:56.000000000 +0000
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+++ gas/expr.c 2009-12-09 11:48:10.000000000 +0000
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@@ -1997,6 +1997,7 @@ resolve_expression (expressionS *express
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/* Help out with CSE. */
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valueT final_val = expressionP->X_add_number;
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symbolS *add_symbol = expressionP->X_add_symbol;
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+ symbolS *orig_add_symbol = add_symbol;
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symbolS *op_symbol = expressionP->X_op_symbol;
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operatorT op = expressionP->X_op;
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valueT left, right;
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@@ -2078,6 +2079,7 @@ resolve_expression (expressionS *express
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left = right;
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seg_left = seg_right;
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add_symbol = op_symbol;
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+ orig_add_symbol = expressionP->X_op_symbol;
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op = O_symbol;
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break;
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}
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@@ -2122,18 +2124,19 @@ resolve_expression (expressionS *express
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{
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if (op == O_bit_exclusive_or || op == O_bit_inclusive_or)
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{
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- if (seg_right != absolute_section || right != 0)
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+ if (!(seg_right == absolute_section && right == 0))
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{
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seg_left = seg_right;
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left = right;
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add_symbol = op_symbol;
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+ orig_add_symbol = expressionP->X_op_symbol;
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}
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op = O_symbol;
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break;
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}
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else if (op == O_left_shift || op == O_right_shift)
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{
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- if (seg_left != absolute_section || left != 0)
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+ if (!(seg_left == absolute_section && left == 0))
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{
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op = O_symbol;
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break;
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@@ -2150,6 +2153,7 @@ resolve_expression (expressionS *express
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left = right;
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add_symbol = op_symbol;
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op = O_symbol;
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+ orig_add_symbol = expressionP->X_op_symbol;
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break;
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}
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else if ((op == O_multiply || op == O_divide)
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@@ -2158,11 +2162,11 @@ resolve_expression (expressionS *express
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op = O_symbol;
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break;
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}
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- else if (left != right
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- || ((seg_left != reg_section || seg_right != reg_section)
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- && (seg_left != undefined_section
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- || seg_right != undefined_section
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- || add_symbol != op_symbol)))
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+ else if (!(left == right
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+ && ((seg_left == reg_section && seg_right == reg_section)
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+ || (seg_left == undefined_section
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+ && seg_right == undefined_section
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+ && add_symbol == op_symbol))))
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return 0;
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else if (op == O_bit_and || op == O_bit_inclusive_or)
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{
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@@ -2233,7 +2237,8 @@ resolve_expression (expressionS *express
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op = O_constant;
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else if (seg_left == reg_section && final_val == 0)
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op = O_register;
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- else if (add_symbol != expressionP->X_add_symbol)
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+ else if (seg_left == undefined_section
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+ && add_symbol != orig_add_symbol)
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final_val += left;
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expressionP->X_add_symbol = add_symbol;
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}
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diff -rup ../binutils-2.20.51.0.2.original/gas/testsuite/ChangeLog gas/testsuite/ChangeLog
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--- ../binutils-2.20.51.0.2.original/gas/testsuite/ChangeLog 2009-12-09 11:45:56.000000000 +0000
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+++ gas/testsuite/ChangeLog 2009-12-09 11:50:11.000000000 +0000
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@@ -1,3 +1,7 @@
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+2009-10-28 Alan Modra <amodra@bigpond.net.au>
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+
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+ * gas/i386/intelpic.d: Correct.
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+
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2009-10-08 H.J. Lu <hongjiu.lu@intel.com>
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PR gas/10704
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diff -rup ../binutils-2.20.51.0.2.original/gas/testsuite/gas/i386/intelpic.d gas/testsuite/gas/i386/intelpic.d
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--- ../binutils-2.20.51.0.2.original/gas/testsuite/gas/i386/intelpic.d 2009-12-09 11:45:59.000000000 +0000
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+++ gas/testsuite/gas/i386/intelpic.d 2009-12-09 11:49:17.000000000 +0000
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@@ -12,6 +12,6 @@ Disassembly of section .text:
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0+1 <bar>:
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[ ]*[a-f0-9]+: 8d 83 14 00 00 00 lea 0x14\(%ebx\),%eax
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[ ]*[a-f0-9]+: 8b 83 00 00 00 00 mov 0x0\(%ebx\),%eax
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-[ ]*[a-f0-9]+: ff 24 85 1a 00 00 00 jmp \*0x1a\(,%eax,4\)
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+[ ]*[a-f0-9]+: ff 24 85 0d 00 00 00 jmp \*0xd\(,%eax,4\)
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[ ]*[a-f0-9]+: 8d 83 14 00 00 00 lea 0x14\(%ebx\),%eax
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#pass
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