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gas/
authorYufeng Zhang <yufeng.zhang@arm.com>
Thu, 6 Dec 2012 15:45:38 +0000 (15:45 +0000)
committerYufeng Zhang <yufeng.zhang@arm.com>
Thu, 6 Dec 2012 15:45:38 +0000 (15:45 +0000)
2012-12-06  Yufeng Zhang  <yufeng.zhang@arm.com>

* config/tc-aarch64.c (exp_has_bignum_p): Remove.
(my_get_expression): Not get rid of bignums.
(s_ltorg): Increase the range of 'align'.
(programmer_friendly_fixup): Allow bignum expression.

gas/testsuite/

2012-12-06  Yufeng Zhang  <yufeng.zhang@arm.com>

* gas/aarch64/illegal.s: Add test for unaccepted LDR literal.
* gas/aarch64/illegal.l: Update.
* gas/aarch64/programmer-friendly.s: Add tests for LDR literal with
the auto-generation of literal in pool.
* gas/aarch64/programmer-friendly.d: Update.

gas/ChangeLog patch | blob | blame | history
gas/config/tc-aarch64.c patch | blob | blame | history
gas/testsuite/ChangeLog patch | blob | blame | history
gas/testsuite/gas/aarch64/illegal.l patch | blob | blame | history
gas/testsuite/gas/aarch64/illegal.s patch | blob | blame | history
gas/testsuite/gas/aarch64/programmer-friendly.d patch | blob | blame | history
gas/testsuite/gas/aarch64/programmer-friendly.s patch | blob | blame | history

diff --git a/gas/ChangeLog b/gas/ChangeLog
index 5ce145f6d1df34c76f7e1f06317f9decf701e505..784eb09d5f7bc4748608d8c604fa7ec4a5d03736 100644 (file)
--- a/gas/ChangeLog
+++ b/gas/ChangeLog
@@ -1,3 +1,10 @@
+2012-12-06  Yufeng Zhang  <yufeng.zhang@arm.com>
+
+       * config/tc-aarch64.c (exp_has_bignum_p): Remove.
+       (my_get_expression): Not get rid of bignums.
+       (s_ltorg): Increase the range of 'align'.
+       (programmer_friendly_fixup): Allow bignum expression.
+
 2012-11-29  David Holsgrove  <david.holsgrove@xilinx.com>
 
        * config/tc-microblaze.c: Rename INST_TYPE_RD_R1_SPECIAL to
diff --git a/gas/config/tc-aarch64.c b/gas/config/tc-aarch64.c
index bf72a1392a0f0aa4a34f03569e1855a39b2b256c..72ed1b8703f2b178cf08ef9b1f60c92ab043df95 100644 (file)
--- a/gas/config/tc-aarch64.c
+++ b/gas/config/tc-aarch64.c
@@ -484,25 +484,6 @@ skip_past_char (char **str, char c)
 
 /* Arithmetic expressions (possibly involving symbols).         */
 
-/* Return TRUE if anything in the expression *SP is a bignum.  */
-
-static bfd_boolean
-exp_has_bignum_p (symbolS * sp)
-{
-  if (symbol_get_value_expression (sp)->X_op == O_big)
-    return TRUE;
-
-  if (symbol_get_value_expression (sp)->X_add_symbol)
-    {
-      return (exp_has_bignum_p (symbol_get_value_expression (sp)->X_add_symbol)
-             || (symbol_get_value_expression (sp)->X_op_symbol
-                 && exp_has_bignum_p (symbol_get_value_expression (sp)->
-                                    X_op_symbol)));
-    }
-
-  return FALSE;
-}
-
 static bfd_boolean in_my_get_expression_p = FALSE;
 
 /* Third argument to my_get_expression.         */
@@ -571,23 +552,6 @@ my_get_expression (expressionS * ep, char **str, int prefix_mode,
   (void) seg;
 #endif
 
-  /* Get rid of any bignums now, so that we don't generate an error for which
-     we can't establish a line number later on.  Big numbers are never valid
-     in instructions, which is where this routine is always called.  */
-  if (ep->X_op == O_big
-      || (ep->X_add_symbol
-         && (exp_has_bignum_p (ep->X_add_symbol)
-             || (ep->X_op_symbol && exp_has_bignum_p (ep->X_op_symbol)))))
-    {
-      if (prefix_present_p && error_p ())
-       set_fatal_syntax_error (_("invalid constant"));
-      else
-       set_first_syntax_error (_("invalid constant"));
-      *str = input_line_pointer;
-      input_line_pointer = save_in;
-      return FALSE;
-    }
-
   *str = input_line_pointer;
   input_line_pointer = save_in;
   return TRUE;
@@ -1730,7 +1694,7 @@ s_ltorg (int ignored ATTRIBUTE_UNUSED)
   char sym_name[20];
   int align;
 
-  for (align = 2; align < 4; align++)
+  for (align = 2; align <= 4; align++)
     {
       int size = 1 << align;
 
@@ -5275,6 +5239,7 @@ programmer_friendly_fixup (aarch64_instruction *instr)
          if (op == OP_LDRSW_LIT)
            size = 4;
          if (instr->reloc.exp.X_op != O_constant
+             && instr->reloc.exp.X_op != O_big
              && instr->reloc.exp.X_op != O_symbol)
            {
              record_operand_error (opcode, 1,
diff --git a/gas/testsuite/ChangeLog b/gas/testsuite/ChangeLog
index d95504eda7c767cadba4c3a5964e6008615b0876..8b77ca0b49c761177160c969ffa0eec323b17b22 100644 (file)
--- a/gas/testsuite/ChangeLog
+++ b/gas/testsuite/ChangeLog
@@ -1,3 +1,11 @@
+2012-12-06  Yufeng Zhang  <yufeng.zhang@arm.com>
+
+       * gas/aarch64/illegal.s: Add test for unaccepted LDR literal.
+       * gas/aarch64/illegal.l: Update.
+       * gas/aarch64/programmer-friendly.s: Add tests for LDR literal with
+       the auto-generation of literal in pool.
+       * gas/aarch64/programmer-friendly.d: Update.
+
 2012-11-28  Julian Brown  <julian@codesourcery.com>
 
        * gas/arm/bl-local-2.s: New test.
diff --git a/gas/testsuite/gas/aarch64/illegal.l b/gas/testsuite/gas/aarch64/illegal.l
index 6c741cf88fe7b8d6f49c0392188ed73f54e0e2d1..69058665c1e119dc89d0fbb5cba9ad9525c2e9b3 100644 (file)
--- a/gas/testsuite/gas/aarch64/illegal.l
+++ b/gas/testsuite/gas/aarch64/illegal.l
@@ -549,3 +549,4 @@
 [^:]*:538: Error: .*`mov x0,##5'
 [^:]*:540: Error: .*`msr daifset,x0'
 [^:]*:541: Error: .*`msr daifclr,x0'
+[^:]*:546: Error: .*
diff --git a/gas/testsuite/gas/aarch64/illegal.s b/gas/testsuite/gas/aarch64/illegal.s
index 9a12463a381d09eaa175f1fafc1a1eab3a88799c..c13dec41f2c42c783bc713ac529950eb5825d8f3 100644 (file)
--- a/gas/testsuite/gas/aarch64/illegal.s
+++ b/gas/testsuite/gas/aarch64/illegal.s
@@ -539,3 +539,8 @@
 
        msr     daifset, x0
        msr     daifclr, x0
+
+       // No 16-byte relocation
+       ldr     q0, =one_label
+
+one_label:
diff --git a/gas/testsuite/gas/aarch64/programmer-friendly.d b/gas/testsuite/gas/aarch64/programmer-friendly.d
index 90cea5eef8117f4841239bd820311fc38a7809b8..9e9f2d57bde60a6bc5b9376d145865527ae279c1 100644 (file)
--- a/gas/testsuite/gas/aarch64/programmer-friendly.d
+++ b/gas/testsuite/gas/aarch64/programmer-friendly.d
@@ -6,7 +6,7 @@ Disassembly of section \.text:
 
 0000000000000000 <.*>:
    0:  4f03e420        movi    v0\.16b, #0x61
-   4:  98000181        ldrsw   x1, 34 <\.text\+0x34>
+   4:  98000241        ldrsw   x1, 4c <\.text\+0x4c>
    8:  98000007        ldrsw   x7, 0 <\.text>
                        8: R_AARCH64_LD_PREL_LO19       \.data\+0x4
    c:  fa42a02a        ccmp    x1, x2, #0xa, ge
@@ -19,4 +19,18 @@ Disassembly of section \.text:
   28:  ab2083e0        adds    x0, sp, w0, sxtb
   2c:  ab20a7e0        adds    x0, sp, w0, sxth #1
   30:  ab20cbe0        adds    x0, sp, w0, sxtw #2
-  34:  deadbeef        \.word  0xdeadbeef
+  34:  9c000160        ldr     q0, 60 <\.text\+0x60>
+  38:  5c0000c0        ldr     d0, 50 <\.text\+0x50>
+  3c:  580000a0        ldr     x0, 50 <\.text\+0x50>
+  40:  1c000060        ldr     s0, 4c <\.text\+0x4c>
+  44:  18000040        ldr     w0, 4c <\.text\+0x4c>
+  48:  58000080        ldr     x0, 58 <\.text\+0x58>
+  4c:  deadbeef        \.word  0xdeadbeef
+  50:  .*      \.word  0x.*
+  54:  .*      \.word  0x.*
+       ...
+                       58: R_AARCH64_ABS64     \.data
+  60:  .*      \.word  0x.*
+  64:  .*      \.word  0x.*
+  68:  .*      \.word  0x.*
+  6c:  .*      \.word  0x.*
diff --git a/gas/testsuite/gas/aarch64/programmer-friendly.s b/gas/testsuite/gas/aarch64/programmer-friendly.s
index f39ca5da9014035a06d37e43c8953c66f6d2eac3..9dd93fe9c8dd409bc840037249d251be7d8ce1a8 100644 (file)
--- a/gas/testsuite/gas/aarch64/programmer-friendly.s
+++ b/gas/testsuite/gas/aarch64/programmer-friendly.s
@@ -49,6 +49,17 @@ u16_lable:
        adds    x0, sp, x0, uxtb #4
        adds    x0, sp, x0, uxth #4
        adds    x0, sp, x0, uxtw #4
+
        adds    x0, sp, x0, sxtb #0
        adds    x0, sp, x0, sxth #1
        adds    x0, sp, x0, sxtw #2
+
+       // More tests on
+       // LDR Wt, label | =value
+       // Find more comment above.
+       ldr     q0, =0xdeadcafebeefbabe0123456789abcedf
+       ldr     d0, =0xfebeefbabe012345
+       ldr     x0, =0xfebeefbabe012345
+       ldr     s0, =0xdeadbeef
+       ldr     w0, =0xdeadbeef
+       ldr     x0, =u16_lable
GDB Binutils - Deliverables
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