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| author | Nick Clifton <nickc@redhat.com> | 2011-01-31 16:43:15 +0000 |
|---|---|---|
| committer | Nick Clifton <nickc@redhat.com> | 2011-01-31 16:43:15 +0000 |
| commit | a22429b98e4c117b40f9693585c546067d9a4c0e (patch) | |
| tree | 5f1e04a6a9fa728098780203e09c477a9c269f5f /gas/config/tc-rx.c | |
| parent | 45a4356715b9d5c35c581c14e17978a1cd2aed18 (diff) | |
| download | gdb-a22429b98e4c117b40f9693585c546067d9a4c0e.zip gdb-a22429b98e4c117b40f9693585c546067d9a4c0e.tar.gz gdb-a22429b98e4c117b40f9693585c546067d9a4c0e.tar.bz2 | |
* write.c (write_contents): Include output file name and bfd error
value when reporting the inability to write to the output file.
* config/tc-rx.c (rx_handle_align): Do not insert NOPs into align
frag that has a non-zero fill value.
* gas/all/align.d: Skip for the RX.
* gas/elf/group1a.d: Likewise.
* gas/elf/groupautoa.d: Likewise.
* gas/elf/elf.exp: Do not run section5 test for the RX port.
* gas/elf/section4.d: Likewise.
* gas/elf/section7.d: Likewise.
* gas/macros/semi.s: Fill with a non-zero pattern.
* gas/macros/semi.d: Expect non-zero fill value.
* gas/rx/bcnd.d: Update expected disassembly.
* gas/rx/bra.d: Likewise.
* gas/rx/macros.inc: Add reg1 macro.
* gas/rx/max.sm: Use reg1 macro to avoid generating illegal NOP
instruction.
* gas/rx/mov.sm: Likewise.
* gas/rx/max.d: Update expected disassembly.
* gas/rx/mov.d: Likewise.
* gas/rx/rx-asm-good.s: Use Renesas section names.
* gas/rx/rx-asm-good.d: Update expected disassembly.
Diffstat (limited to 'gas/config/tc-rx.c')
| -rw-r--r-- | gas/config/tc-rx.c | 26 |
1 files changed, 16 insertions, 10 deletions
diff --git a/gas/config/tc-rx.c b/gas/config/tc-rx.c index a003c36..3daa7df 100644 --- a/gas/config/tc-rx.c +++ b/gas/config/tc-rx.c @@ -548,7 +548,7 @@ const pseudo_typeS md_pseudo_table[] = /* The manual documents ".stk" but the compiler emits ".stack". */ { "stack", rx_nop, 0 }, - /* Theae are Renesas as100 assembler pseudo-ops that we do support. */ + /* These are Renesas as100 assembler pseudo-ops that we do support. */ { "addr", rx_cons, 3 }, { "align", s_align_bytes, 2 }, { "byte", rx_cons, 1 }, @@ -1142,6 +1142,9 @@ static unsigned char *nops[] = { NULL, nop_1, nop_2, nop_3, nop_4, nop_5, nop_6, void rx_handle_align (fragS * frag) { + /* If handling an alignment frag, use an optimal NOP pattern. + Only do this if a fill value has not already been provided. + FIXME: This test fails if the provided fill value is zero. */ if ((frag->fr_type == rs_align || frag->fr_type == rs_align_code) && subseg_text_p (now_seg)) @@ -1151,16 +1154,19 @@ rx_handle_align (fragS * frag) - frag->fr_fix); unsigned char *base = (unsigned char *)frag->fr_literal + frag->fr_fix; - if (count > BIGGEST_NOP) + if (* base == 0) { - base[0] = 0x2e; - base[1] = count; - frag->fr_var = 2; - } - else if (count > 0) - { - memcpy (base, nops[count], count); - frag->fr_var = count; + if (count > BIGGEST_NOP) + { + base[0] = 0x2e; + base[1] = count; + frag->fr_var = 2; + } + else if (count > 0) + { + memcpy (base, nops[count], count); + frag->fr_var = count; + } } } |