diff options
author | Nick Clifton <nickc@redhat.com> | 2000-12-01 20:05:32 +0000 |
---|---|---|
committer | Nick Clifton <nickc@redhat.com> | 2000-12-01 20:05:32 +0000 |
commit | 4372b673222291cc81879e291c0233c6cc08a4d3 (patch) | |
tree | 25e1fe72333a5b5eb8a0cd24724df167adb9ba02 /opcodes/mips-opc.c | |
parent | 0c92ba5f58ea1b2c2ee6401419899883b726b39e (diff) | |
download | gdb-4372b673222291cc81879e291c0233c6cc08a4d3.zip gdb-4372b673222291cc81879e291c0233c6cc08a4d3.tar.gz gdb-4372b673222291cc81879e291c0233c6cc08a4d3.tar.bz2 |
Improve MIPS32 support
Diffstat (limited to 'opcodes/mips-opc.c')
-rw-r--r-- | opcodes/mips-opc.c | 25 |
1 files changed, 18 insertions, 7 deletions
diff --git a/opcodes/mips-opc.c b/opcodes/mips-opc.c index 1c2a249..3e19ffa 100644 --- a/opcodes/mips-opc.c +++ b/opcodes/mips-opc.c @@ -107,12 +107,15 @@ Software Foundation, 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. * Many instructions are short hand for other instructions (i.e., The jal <register> instruction is short for jalr <register>). */ -const struct mips_opcode mips_builtin_opcodes[] = { +const struct mips_opcode mips_builtin_opcodes[] = +{ /* These instructions appear first so that the disassembler will find them first. The assemblers uses a hash table based on the instruction name anyhow. */ /* name, args, match, mask, pinfo, membership */ -{"nop", "", 0x00000000, 0xffffffff, 0, I1 }, +{"pref", "k,o(b)", 0xcc000000, 0xfc000000, RD_b, G3|M1|P4}, +{"nop", "", 0x00000000, 0xffffffff, 0, I1 }, +{"ssnop", "", 0x00000040, 0xffffffff, 0, M1|P4 }, {"li", "t,j", 0x24000000, 0xffe00000, WR_t, I1 }, /* addiu */ {"li", "t,i", 0x34000000, 0xffe00000, WR_t, I1 }, /* ori */ {"li", "t,I", 0, (int) M_LI, INSN_MACRO, I1 }, @@ -220,6 +223,7 @@ 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", "B", 0x0000000d, 0xfc00003f, TRAP, P4 }, {"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 }, @@ -328,8 +332,8 @@ const struct mips_opcode mips_builtin_opcodes[] = { {"cfc1", "t,S", 0x44400000, 0xffe007ff, LCD|WR_t|RD_C1|FP_S, I1 }, {"cfc2", "t,G", 0x48400000, 0xffe007ff, LCD|WR_t|RD_C2, I1 }, {"cfc3", "t,G", 0x4c400000, 0xffe007ff, LCD|WR_t|RD_C3, I1 }, -{"clo", "d,s", 0x70000021, 0xfc1f07ff, WR_d|RD_s, P4 }, -{"clz", "d,s", 0x70000020, 0xfc1f07ff, WR_d|RD_s, P4 }, +{"clo", "U,s", 0x70000021, 0xfc0007ff, WR_d|RD_s, P4 }, +{"clz", "U,s", 0x70000020, 0xfc0007ff, WR_d|RD_s, P4 }, {"ctc0", "t,G", 0x40c00000, 0xffe007ff, COD|RD_t|WR_CC, I1 }, {"ctc1", "t,G", 0x44c00000, 0xffe007ff, COD|RD_t|WR_CC|FP_S, I1 }, {"ctc1", "t,S", 0x44c00000, 0xffe007ff, COD|RD_t|WR_CC|FP_S, I1 }, @@ -545,8 +549,11 @@ const struct mips_opcode mips_builtin_opcodes[] = { {"mfc0", "t,G,H", 0x40000000, 0xffe007f8, LCD|WR_t|RD_C0, P4 }, {"mfc1", "t,S", 0x44000000, 0xffe007ff, LCD|WR_t|RD_S|FP_S, I1}, {"mfc1", "t,G", 0x44000000, 0xffe007ff, LCD|WR_t|RD_S|FP_S, I1}, +{"mfc1", "t,G,H", 0x44000000, 0xffe007f8, LCD|WR_t|RD_S|FP_S, P4}, {"mfc2", "t,G", 0x48000000, 0xffe007ff, LCD|WR_t|RD_C2, I1 }, +{"mfc2", "t,G,H", 0x48000000, 0xffe007f8, LCD|WR_t|RD_C2, P4 }, {"mfc3", "t,G", 0x4c000000, 0xffe007ff, LCD|WR_t|RD_C3, I1 }, +{"mfc3", "t,G,H", 0x4c000000, 0xffe007f8, LCD|WR_t|RD_C3, P4 }, {"mfhi", "d", 0x00000010, 0xffff07ff, WR_d|RD_HI, I1 }, {"mflo", "d", 0x00000012, 0xffff07ff, WR_d|RD_LO, I1 }, {"mov.d", "D,S", 0x46200006, 0xffff003f, WR_D|RD_S|FP_D, I1 }, @@ -580,8 +587,11 @@ const struct mips_opcode mips_builtin_opcodes[] = { {"mtc0", "t,G,H", 0x40800000, 0xffe007f8, COD|RD_t|WR_C0|WR_CC, P4 }, {"mtc1", "t,S", 0x44800000, 0xffe007ff, COD|RD_t|WR_S|FP_S, I1 }, {"mtc1", "t,G", 0x44800000, 0xffe007ff, COD|RD_t|WR_S|FP_S, I1 }, +{"mtc1", "t,G,H", 0x44800000, 0xffe007f8, COD|RD_t|WR_S|FP_S, P4 }, {"mtc2", "t,G", 0x48800000, 0xffe007ff, COD|RD_t|WR_C2|WR_CC, I1 }, +{"mtc2", "t,G,H", 0x48800000, 0xffe007f8, COD|RD_t|WR_C2|WR_CC, P4 }, {"mtc3", "t,G", 0x4c800000, 0xffe007ff, COD|RD_t|WR_C3|WR_CC, I1 }, +{"mtc3", "t,G,H", 0x4c800000, 0xffe007f8, COD|RD_t|WR_C3|WR_CC, P4 }, {"mthi", "s", 0x00000011, 0xfc1fffff, RD_s|WR_HI, I1 }, {"mtlo", "s", 0x00000013, 0xfc1fffff, RD_s|WR_LO, I1 }, {"mul.d", "D,V,T", 0x46200002, 0xffe0003f, WR_D|RD_S|RD_T|FP_D, I1 }, @@ -620,7 +630,7 @@ const struct mips_opcode mips_builtin_opcodes[] = { {"pll.ps", "D,V,T", 0x46c0002c, 0xffe0003f, WR_D|RD_S|RD_T|FP_D, I5}, {"plu.ps", "D,V,T", 0x46c0002d, 0xffe0003f, WR_D|RD_S|RD_T|FP_D, I5}, -{"pref", "k,o(b)", 0xcc000000, 0xfc000000, RD_b, G3|M1|P4 }, +/* pref is at the start of the table. */ {"prefx", "h,t(b)", 0x4c00000f, 0xfc0007ff, RD_b|RD_t, I4 }, {"pul.ps", "D,V,T", 0x46c0002e, 0xffe0003f, WR_D|RD_S|RD_T|FP_D, I5}, @@ -657,7 +667,7 @@ const struct mips_opcode mips_builtin_opcodes[] = { {"sdbbp", "", 0x0000000e, 0xffffffff, TRAP, G2|M1 }, {"sdbbp", "c", 0x0000000e, 0xfc00ffff, TRAP, G2|M1 }, {"sdbbp", "c,q", 0x0000000e, 0xfc00003f, TRAP, G2|M1 }, -{"sdbbp", "m", 0x7000003f, 0xfc00003f, TRAP, P4 }, +{"sdbbp", "B", 0x7000003f, 0xfc00003f, TRAP, P4 }, {"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 }, @@ -711,7 +721,7 @@ const struct mips_opcode mips_builtin_opcodes[] = { {"srlv", "d,t,s", 0x00000006, 0xfc0007ff, WR_d|RD_t|RD_s, I1 }, {"srl", "d,w,s", 0x00000006, 0xfc0007ff, WR_d|RD_t|RD_s, I1 }, /* srlv */ {"srl", "d,w,<", 0x00000002, 0xffe0003f, WR_d|RD_t, I1 }, -{"ssnop", "", 0x00000040, 0xffffffff, 0, M1 }, +/* ssnop is at the start of the table. */ {"standby", "", 0x42000021, 0xffffffff, 0, V1 }, {"sub", "d,v,t", 0x00000022, 0xfc0007ff, WR_d|RD_s|RD_t, I1 }, {"sub", "d,v,I", 0, (int) M_SUB_I, INSN_MACRO, I1 }, @@ -810,6 +820,7 @@ const struct mips_opcode mips_builtin_opcodes[] = { {"xor", "t,r,I", 0, (int) M_XOR_I, INSN_MACRO, I1 }, {"xori", "t,r,i", 0x38000000, 0xfc000000, WR_t|RD_s, I1 }, {"wait", "", 0x42000020, 0xffffffff, TRAP, I3|M1|P4 }, +{"wait", "J", 0x42000020, 0xfe00003f, TRAP, P4 }, {"waiti", "", 0x42000020, 0xffffffff, TRAP, L1 }, {"wb", "o(b)", 0xbc040000, 0xfc1f0000, SM|RD_b, L1 }, /* No hazard protection on coprocessor instructions--they shouldn't |