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| author | Jie Zhang <jie.zhang@analog.com> | 2009-09-03 16:17:36 +0000 |
|---|---|---|
| committer | Jie Zhang <jie.zhang@analog.com> | 2009-09-03 16:17:36 +0000 |
| commit | c958a8a8fb341605fa49cb30d62e98f1b833f542 (patch) | |
| tree | 4842b85e37b23a13c68aa40ccaf409f9e10cdd18 /opcodes | |
| parent | 1d3ad4d0b0eafa4c7182f41077b6bfa1d8bc53c8 (diff) | |
| download | gdb-c958a8a8fb341605fa49cb30d62e98f1b833f542.zip gdb-c958a8a8fb341605fa49cb30d62e98f1b833f542.tar.gz gdb-c958a8a8fb341605fa49cb30d62e98f1b833f542.tar.bz2 | |
gas/
* config/bfin-defs.h (IS_GENREG): Define.
(IS_DAGREG): Define.
(IS_SYSREG): Define.
* config/bfin-parse.y (asm_1): Check illegal register move
instructions.
gas/testsuite/
* gas/bfin/expected_move_errors.s,
gas/bfin/expected_move_errors.l: Add "LC1 = I0;".
* gas/bfin/move.s, gas/bfin/move.d: Remove "CYCLES = A0.W".
opcodes/
* bfin-dis.c (IS_DREG): Define.
(IS_PREG): Define.
(IS_AREG): Define.
(IS_GENREG): Define.
(IS_DAGREG): Define.
(IS_SYSREG): Define.
(decode_REGMV_0): Check illegal register move instructions.
Diffstat (limited to 'opcodes')
| -rw-r--r-- | opcodes/ChangeLog | 10 | ||||
| -rw-r--r-- | opcodes/bfin-dis.c | 24 |
2 files changed, 33 insertions, 1 deletions
diff --git a/opcodes/ChangeLog b/opcodes/ChangeLog index de8083c..0cdc676 100644 --- a/opcodes/ChangeLog +++ b/opcodes/ChangeLog @@ -1,3 +1,13 @@ +2009-09-03 Jie Zhang <jie.zhang@analog.com> + + * bfin-dis.c (IS_DREG): Define. + (IS_PREG): Define. + (IS_AREG): Define. + (IS_GENREG): Define. + (IS_DAGREG): Define. + (IS_SYSREG): Define. + (decode_REGMV_0): Check illegal register move instructions. + 2009-09-03 Dave Korn <dave.korn.cygwin@gmail.com> * Makefile.am (BUILD_LIBINTL): New variable. diff --git a/opcodes/bfin-dis.c b/opcodes/bfin-dis.c index 0ab6564..18887a9 100644 --- a/opcodes/bfin-dis.c +++ b/opcodes/bfin-dis.c @@ -432,9 +432,18 @@ static enum machine_registers decode_allregs[] = REG_A0x, REG_A0w, REG_A1x, REG_A1w, REG_GP, REG_LASTREG, REG_ASTAT, REG_RETS, REG_LASTREG, REG_LASTREG, REG_LASTREG, REG_LASTREG, REG_LASTREG, REG_LASTREG, REG_LASTREG, REG_LASTREG, REG_LC0, REG_LT0, REG_LB0, REG_LC1, REG_LT1, REG_LB1, REG_CYCLES, REG_CYCLES2, - REG_USP, REG_SEQSTAT, REG_SYSCFG, REG_RETI, REG_RETX, REG_RETN, REG_RETE, REG_EMUDAT, REG_LASTREG, + REG_USP, REG_SEQSTAT, REG_SYSCFG, REG_RETI, REG_RETX, REG_RETN, REG_RETE, REG_EMUDAT, + REG_LASTREG, }; +#define IS_DREG(g,r) ((g) == 0) +#define IS_PREG(g,r) ((g) == 1) +#define IS_AREG(g,r) ((g) == 4 && (r) >= 0 && (r) < 4) +#define IS_GENREG(g,r) ((g) == 0 || (g) == 1 || IS_AREG (g, r)) +#define IS_DAGREG(g,r) ((g) == 2 || (g) == 3) +#define IS_SYSREG(g,r) \ + (((g) == 4 && ((r) == 6 || (r) == 7)) || (g) == 6 || (g) == 7) + #define allregs(x,i) REGNAME (decode_allregs[((i) << 3) | x]) #define uimm16s4(x) fmtconst (c_uimm16s4, x, 0, outf) #define uimm16s4d(x) fmtconst (c_uimm16s4d, x, 0, outf) @@ -1324,6 +1333,19 @@ decode_REGMV_0 (TIword iw0, disassemble_info *outf) int src = ((iw0 >> RegMv_src_bits) & RegMv_src_mask); int dst = ((iw0 >> RegMv_dst_bits) & RegMv_dst_mask); + if (!((IS_GENREG (gd, dst) && IS_GENREG (gs, src)) + || (IS_GENREG (gd, dst) && IS_DAGREG (gs, src)) + || (IS_DAGREG (gd, dst) && IS_GENREG (gs, src)) + || (IS_DAGREG (gd, dst) && IS_DAGREG (gs, src)) + || (IS_GENREG (gd, dst) && gs == 7 && src == 0) + || (gd == 7 && dst == 0 && IS_GENREG (gs, src)) + || (IS_DREG (gd, dst) && IS_SYSREG (gs, src)) + || (IS_PREG (gd, dst) && IS_SYSREG (gs, src)) + || (IS_SYSREG (gd, dst) && IS_DREG (gs, src)) + || (IS_SYSREG (gd, dst) && IS_PREG (gs, src)) + || (IS_SYSREG (gd, dst) && gs == 7 && src == 0))) + return 0; + OUTS (outf, allregs (dst, gd)); OUTS (outf, " = "); OUTS (outf, allregs (src, gs)); |