* First batch of fixes for sky PR 15853 (20-bit break/sdbbp)

diff --git a/opcodes/ChangeLog b/opcodes/ChangeLog
index c4e1692..6b0a753 100644 (file)
--- a/opcodes/ChangeLog
+++ b/opcodes/ChangeLog
@@ -1,3 +1,10 @@
+Thu May  7 09:33:02 1998  Frank Ch. Eigler  <fche@cygnus.com>
+
+       * mips-opc.c (break, sdbbp): Added two-operand variety of ISA1
+       instructions to set bottom ten bits of break code.
+       * mips-dis.c (print_insn_arg): Implement 'q' operand format used
+       for above optional argument.
+
 start-sanitize-cygnus
 Wed May  6 14:47:17 1998  Doug Evans  <devans@seba.cygnus.com>
 

diff --git a/opcodes/mips-opc.c b/opcodes/mips-opc.c
index b2f7218..d5a1520 100644 (file)
--- a/opcodes/mips-opc.c
+++ b/opcodes/mips-opc.c
@@ -236,7 +236,8 @@ const struct mips_opcode mips_builtin_opcodes[] = {
 {"bnel",    "s,t,p",   0x54000000, 0xfc000000, CBL|RD_s|RD_t,  I2|T3   },
 {"bnel",    "s,I,p",   0,    (int) M_BNEL_I,   INSN_MACRO,     I2      },
 {"break",   "",                0x0000000d, 0xffffffff, TRAP,           I1      },
-{"break",   "c",       0x0000000d, 0xfc00003f, TRAP,           I1      },
+{"break",   "c",       0x0000000d, 0xfc00ffff, TRAP,           I1      },
+{"break",   "c,q",     0x0000000d, 0xfc00003f, TRAP,           I1      },
 {"c.f.d",   "S,T",     0x46200030, 0xffe007ff, RD_S|RD_T|WR_CC|FP_D,   I1      },
 {"c.f.d",   "M,S,T",   0x46200030, 0xffe000ff, RD_S|RD_T|WR_CC|FP_D,   I4      },
 {"c.f.s",   "S,T",     0x46000030, 0xffe007ff, RD_S|RD_T|WR_CC|FP_S,   I1      },
@@ -682,7 +683,7 @@ const struct mips_opcode mips_builtin_opcodes[] = {
 {"msub.d",  "D,R,S,T", 0x4c000029, 0xfc00003f, RD_R|RD_S|RD_T|WR_D|FP_D,       I4      },
 {"msub.s",  "D,R,S,T", 0x4c000028, 0xfc00003f, RD_R|RD_S|RD_T|WR_D|FP_S,       I4      },
 /* start-sanitize-r5900 */
-{"msub.s",  "D,S,T",   0x4600001d, 0xffe007ff, WR_D|RD_S|RD_T|FP_S,    T5      },
+{"msub.s",  "D,S,T",   0x4600001d, 0xffe0003f, WR_D|RD_S|RD_T|FP_S,    T5      },
 /* end-sanitize-r5900 */
 {"msub",    "s,t",     0x0000001e, 0xfc00ffff, RD_s|RD_t|WR_HI|WR_LO,L1        },
 {"msubu",   "s,t",     0x0000001f, 0xfc00ffff, RD_s|RD_t|WR_HI|WR_LO,L1        },
@@ -939,7 +940,8 @@ const struct mips_opcode mips_builtin_opcodes[] = {
 {"sd",      "t,o(b)",  0,    (int) M_SD_OB,    INSN_MACRO,     I1      },
 {"sd",      "t,A(b)",  0,    (int) M_SD_AB,    INSN_MACRO,     I1      },
 {"sdbbp",   "",                0x0000000e, 0xffffffff, TRAP,           G2      },
-{"sdbbp",   "c",       0x0000000e, 0xfc00003f, TRAP,           G2      },
+{"sdbbp",   "c",       0x0000000e, 0xfc00ffff, TRAP,           G2      },
+{"sdbbp",   "c,q",     0x0000000e, 0xfc00003f, TRAP,           G2      },
 {"sdc1",    "T,o(b)",  0xf4000000, 0xfc000000, SM|RD_T|RD_b|FP_D,      I2      },
 {"sdc1",    "E,o(b)",  0xf4000000, 0xfc000000, SM|RD_T|RD_b|FP_D,      I2      },
 {"sdc1",    "T,A(b)",  0,    (int) M_SDC1_AB,  INSN_MACRO,     I2      },