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| author | Chris Demetriou <cgd@google.com> | 2002-03-17 02:42:25 +0000 |
|---|---|---|
| committer | Chris Demetriou <cgd@google.com> | 2002-03-17 02:42:25 +0000 |
| commit | 444269101d8823b47b500af288fd115ca1c074d9 (patch) | |
| tree | 42dd1e6edcf367e6ea0de8853651f99e8070e2a3 | |
| parent | ee2d3b3a594f55387e2b4ef27ada09032b8f2d45 (diff) | |
| download | gdb-444269101d8823b47b500af288fd115ca1c074d9.zip gdb-444269101d8823b47b500af288fd115ca1c074d9.tar.gz gdb-444269101d8823b47b500af288fd115ca1c074d9.tar.bz2 | |
2002-03-16 Chris Demetriou <cgd@broadcom.com>
* mips-opc.c (M3D): Tweak comment.
(mips_builtin_op): Add comment indicating that opcodes of the
same name must be placed together in the table, and sort
the "recip.fmt", "recip1.fmt", "recip2.fmt", "rsqrt.fmt",
"rsqrt1.fmt", and "rsqrt2.fmt" opcodes by name.
| -rw-r--r-- | opcodes/ChangeLog | 8 | ||||
| -rw-r--r-- | opcodes/mips-opc.c | 19 |
2 files changed, 19 insertions, 8 deletions
diff --git a/opcodes/ChangeLog b/opcodes/ChangeLog index af5cff2..ac24363 100644 --- a/opcodes/ChangeLog +++ b/opcodes/ChangeLog @@ -1,3 +1,11 @@ +2002-03-16 Chris Demetriou <cgd@broadcom.com> + + * mips-opc.c (M3D): Tweak comment. + (mips_builtin_op): Add comment indicating that opcodes of the + same name must be placed together in the table, and sort + the "recip.fmt", "recip1.fmt", "recip2.fmt", "rsqrt.fmt", + "rsqrt1.fmt", and "rsqrt2.fmt" opcodes by name. + 2002-03-16 Nick Clifton <nickc@cambridge.redhat.com> * Makefile.am: Tidy up sh64 rules. diff --git a/opcodes/mips-opc.c b/opcodes/mips-opc.c index e9d44fc..d3776d6 100644 --- a/opcodes/mips-opc.c +++ b/opcodes/mips-opc.c @@ -83,7 +83,7 @@ Software Foundation, 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. * #define I32 INSN_ISA32 #define I64 INSN_ISA64 -/* MIPS-3D support. */ +/* MIPS64 MIPS-3D ASE support. */ #define M3D INSN_MIPS3D #define P3 INSN_4650 @@ -109,6 +109,9 @@ Software Foundation, 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. * immediate operands must apear after the same instruction with registers. + Because of the lookup algorithm used, entries with the same opcode + name must be contiguous. + Many instructions are short hand for other instructions (i.e., The jal <register> instruction is short for jalr <register>). */ @@ -715,14 +718,14 @@ const struct mips_opcode mips_builtin_opcodes[] = {"puu.ps", "D,V,T", 0x46c0002f, 0xffe0003f, WR_D|RD_S|RD_T|FP_D, I5 }, {"recip.d", "D,S", 0x46200015, 0xffff003f, WR_D|RD_S|FP_D, I4 }, -{"recip.s", "D,S", 0x46000015, 0xffff003f, WR_D|RD_S|FP_S, I4 }, {"recip.ps","D,S", 0x46c00015, 0xffff003f, WR_D|RD_S|FP_D, SB1 }, +{"recip.s", "D,S", 0x46000015, 0xffff003f, WR_D|RD_S|FP_S, I4 }, {"recip1.d", "D,S", 0x4620001d, 0xffff003f, WR_D|RD_S|FP_D, M3D }, -{"recip1.s", "D,S", 0x4600001d, 0xffff003f, WR_D|RD_S|FP_S, M3D }, {"recip1.ps", "D,S", 0x46c0001d, 0xffff003f, WR_D|RD_S|FP_S, M3D }, +{"recip1.s", "D,S", 0x4600001d, 0xffff003f, WR_D|RD_S|FP_S, M3D }, {"recip2.d", "D,S,T", 0x4620001c, 0xffe0003f, WR_D|RD_S|RD_T|FP_D, M3D }, -{"recip2.s", "D,S,T", 0x4600001c, 0xffe0003f, WR_D|RD_S|RD_T|FP_S, M3D }, {"recip2.ps", "D,S,T", 0x46c0001c, 0xffe0003f, WR_D|RD_S|RD_T|FP_S, M3D }, +{"recip2.s", "D,S,T", 0x4600001c, 0xffe0003f, WR_D|RD_S|RD_T|FP_S, M3D }, {"rem", "z,s,t", 0x0000001a, 0xfc00ffff, RD_s|RD_t|WR_HILO, I1 }, {"rem", "d,v,t", 0, (int) M_REM_3, INSN_MACRO, I1 }, {"rem", "d,v,I", 0, (int) M_REM_3I, INSN_MACRO, I1 }, @@ -739,14 +742,14 @@ const struct mips_opcode mips_builtin_opcodes[] = {"round.w.d", "D,S", 0x4620000c, 0xffff003f, WR_D|RD_S|FP_D, I2 }, {"round.w.s", "D,S", 0x4600000c, 0xffff003f, WR_D|RD_S|FP_S, I2 }, {"rsqrt.d", "D,S", 0x46200016, 0xffff003f, WR_D|RD_S|FP_D, I4 }, -{"rsqrt.s", "D,S", 0x46000016, 0xffff003f, WR_D|RD_S|FP_S, I4 }, {"rsqrt.ps","D,S", 0x46c00016, 0xffff003f, WR_D|RD_S|FP_D, SB1 }, -{"rsqrt1.d", "D,S", 0x4620001e, 0xffff003f, WR_D|RD_S|FP_D, M3D }, -{"rsqrt1.s", "D,S", 0x4600001e, 0xffff003f, WR_D|RD_S|FP_S, M3D }, +{"rsqrt.s", "D,S", 0x46000016, 0xffff003f, WR_D|RD_S|FP_S, I4 }, +{"rsqrt1.d", "D,S", 0x4620001e, 0xffff003f, WR_D|RD_S|FP_D, M3D }, {"rsqrt1.ps", "D,S", 0x46c0001e, 0xffff003f, WR_D|RD_S|FP_S, M3D }, +{"rsqrt1.s", "D,S", 0x4600001e, 0xffff003f, WR_D|RD_S|FP_S, M3D }, {"rsqrt2.d", "D,S,T", 0x4620001f, 0xffe0003f, WR_D|RD_S|RD_T|FP_D, M3D }, -{"rsqrt2.s", "D,S,T", 0x4600001f, 0xffe0003f, WR_D|RD_S|RD_T|FP_S, M3D }, {"rsqrt2.ps", "D,S,T", 0x46c0001f, 0xffe0003f, WR_D|RD_S|RD_T|FP_S, M3D }, +{"rsqrt2.s", "D,S,T", 0x4600001f, 0xffe0003f, WR_D|RD_S|RD_T|FP_S, M3D }, {"sb", "t,o(b)", 0xa0000000, 0xfc000000, SM|RD_t|RD_b, I1 }, {"sb", "t,A(b)", 0, (int) M_SB_AB, INSN_MACRO, I1 }, {"sc", "t,o(b)", 0xe0000000, 0xfc000000, SM|RD_t|WR_t|RD_b, I2 }, |