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| author | Frank Ch. Eigler <fche@redhat.com> | 1998-05-07 15:27:13 +0000 |
|---|---|---|
| committer | Frank Ch. Eigler <fche@redhat.com> | 1998-05-07 15:27:13 +0000 |
| commit | 40f0c904981b102fba67110c8f4a0f18b0d3d373 (patch) | |
| tree | 1ce4304bf28567a6c3f4a83deb765b21691efef0 /gas/config/tc-mips.c | |
| parent | 53307c2301dba32351160a0d940869dcd5234d0f (diff) | |
| download | gdb-40f0c904981b102fba67110c8f4a0f18b0d3d373.zip gdb-40f0c904981b102fba67110c8f4a0f18b0d3d373.tar.gz gdb-40f0c904981b102fba67110c8f4a0f18b0d3d373.tar.bz2 | |
* Fixes for d30v PR 15627.
* First batch of fixes for sky PR 15853 (20-bit break/sdbbp)
* Fixes for d30v test suite.
Diffstat (limited to 'gas/config/tc-mips.c')
| -rw-r--r-- | gas/config/tc-mips.c | 50 |
1 files changed, 46 insertions, 4 deletions
diff --git a/gas/config/tc-mips.c b/gas/config/tc-mips.c index 92baf33..4fa3e3b 100644 --- a/gas/config/tc-mips.c +++ b/gas/config/tc-mips.c @@ -2557,6 +2557,10 @@ macro_build (place, counter, ep, name, fmt, va_alist) insn.insn_opcode |= va_arg (args, int) << 6; continue; + case 'q': + insn.insn_opcode |= va_arg (args, int) << 6; + continue; + case 'b': case 's': case 'r': @@ -3433,6 +3437,7 @@ macro (ip) int dbl = 0; int coproc = 0; int lr = 0; + int imm = 0; offsetT maxnum; int off; bfd_reloc_code_real_type r; @@ -5912,6 +5917,7 @@ macro2 (ip) int dbl = 0; int coproc = 0; int lr = 0; + int imm = 0; int off; offsetT maxnum; bfd_reloc_code_real_type r; @@ -5953,15 +5959,24 @@ macro2 (ip) macro_build ((char *) NULL, &icnt, NULL, "mflo", "d", dreg); break; + case M_DMULO_I: + dbl = 1; + case M_MULO_I: + imm = 1; + goto do_mulo; + case M_DMULO: dbl = 1; case M_MULO: + do_mulo: mips_emit_delays (true); ++mips_opts.noreorder; mips_any_noreorder = 1; + if (imm) + load_register (&icnt, AT, &imm_expr, dbl); macro_build ((char *) NULL, &icnt, NULL, dbl ? "dmult" : "mult", - "s,t", sreg, treg); + "s,t", sreg, imm ? AT : treg); macro_build ((char *) NULL, &icnt, NULL, "mflo", "d", dreg); macro_build ((char *) NULL, &icnt, NULL, dbl ? "dsra32" : "sra", @@ -5980,15 +5995,24 @@ macro2 (ip) macro_build ((char *) NULL, &icnt, NULL, "mflo", "d", dreg); break; + case M_DMULOU_I: + dbl = 1; + case M_MULOU_I: + imm = 1; + goto do_mulou; + case M_DMULOU: dbl = 1; case M_MULOU: + do_mulou: mips_emit_delays (true); ++mips_opts.noreorder; mips_any_noreorder = 1; + if (imm) + load_register (&icnt, AT, &imm_expr, dbl); macro_build ((char *) NULL, &icnt, NULL, dbl ? "dmultu" : "multu", - "s,t", sreg, treg); + "s,t", sreg, imm ? AT : treg); macro_build ((char *) NULL, &icnt, NULL, "mfhi", "d", AT); macro_build ((char *) NULL, &icnt, NULL, "mflo", "d", dreg); if (mips_trap) @@ -6903,6 +6927,7 @@ validate_mips_insn (opc) case 'l': break; case 'o': USE_BITS (OP_MASK_DELTA, OP_SH_DELTA); break; case 'p': USE_BITS (OP_MASK_DELTA, OP_SH_DELTA); break; + case 'q': USE_BITS (OP_MASK_CODE2, OP_SH_CODE2); break; case 'r': USE_BITS (OP_MASK_RS, OP_SH_RS); break; case 's': USE_BITS (OP_MASK_RS, OP_SH_RS); break; case 't': USE_BITS (OP_MASK_RT, OP_SH_RT); break; @@ -7387,13 +7412,30 @@ mips_ip (str, ip) my_getExpression (&imm_expr, s); check_absolute_expr (ip, &imm_expr); if ((unsigned) imm_expr.X_add_number > 1023) - as_warn (_("Illegal break code (%ld)"), - (long) imm_expr.X_add_number); + { + as_warn (_("Illegal break code (%ld)"), + (long) imm_expr.X_add_number); + imm_expr.X_add_number &= 0x3ff; + } ip->insn_opcode |= imm_expr.X_add_number << 16; imm_expr.X_op = O_absent; s = expr_end; continue; + case 'q': /* lower break code */ + my_getExpression (&imm_expr, s); + check_absolute_expr (ip, &imm_expr); + if ((unsigned) imm_expr.X_add_number > 1023) + { + as_warn (_("Illegal lower break code (%ld)"), + (long) imm_expr.X_add_number); + imm_expr.X_add_number &= 0x3ff; + } + ip->insn_opcode |= imm_expr.X_add_number << 6; + imm_expr.X_op = O_absent; + s = expr_end; + continue; + case 'B': /* syscall code */ my_getExpression (&imm_expr, s); check_absolute_expr (ip, &imm_expr); |