EXTRACT_FN (dotdest);
PRINT_FN (dotdest);
+PARSE_FN (dotsdest);
+
PARSE_FN (vfreg);
PRINT_FN (vfreg);
INSERT_FN (limm12);
EXTRACT_FN (limm12);
+INSERT_FN (luimm15);
+EXTRACT_FN (luimm15);
+
/* Various types of TXVU operands, including insn suffixes.
Fields are:
#define UNUSED 128
{ 0 },
- /* Upper word operands. */
+ /* Operands that exist in the same place for essentially the same purpose
+ in both upper and lower instructions. */
- /* Destination indicator, with leading '.'. */
-#define UDOTDEST (UNUSED + 1)
+ /* Destination indicator attached to mnemonic, with leading '.'.
+ After parsing this, the value is stored in global `dest' so that the
+ register parser can verify the same choice of xyzw is used. */
+#define DOTDEST (UNUSED + 1)
{ 4, TXVU_SHIFT_DEST, TXVU_OPERAND_SUFFIX,
parse_dotdest, insert_dotdest, extract_dotdest, print_dotdest },
- /* ft reg */
-#define UVFTREG (UDOTDEST + 1)
- { 5, TXVU_SHIFT_FTREG, 0, parse_vfreg, 0, 0, print_vfreg },
+ /* ft reg, with vector specification same as DOTDEST */
+#define VFTREG (DOTDEST + 1)
+ { 5, TXVU_SHIFT_TREG, 0, parse_vfreg, 0, 0, print_vfreg },
- /* fs reg */
-#define UVFSREG (UVFTREG + 1)
- { 5, TXVU_SHIFT_FSREG, 0, parse_vfreg, 0, 0, print_vfreg },
+ /* fs reg, with vector specification same as DOTDEST */
+#define VFSREG (VFTREG + 1)
+ { 5, TXVU_SHIFT_SREG, 0, parse_vfreg, 0, 0, print_vfreg },
- /* fd reg */
-#define UVFDREG (UVFSREG + 1)
- { 5, TXVU_SHIFT_FDREG, 0, parse_vfreg, 0, 0, print_vfreg },
+ /* fd reg, with vector specification same as DOTDEST */
+#define VFDREG (VFSREG + 1)
+ { 5, TXVU_SHIFT_DREG, 0, parse_vfreg, 0, 0, print_vfreg },
+
+ /* Upper word operands. */
/* broadcast */
-#define UBC (UVFDREG + 1)
+#define UBC (VFDREG + 1)
{ 2, 0, 0, parse_bc, 0, 0, print_bc },
/* ftreg in broadcast case */
#define UBCFTREG (UBC + 1)
- { 5, TXVU_SHIFT_FTREG, 0, parse_bcftreg, 0, 0, print_bcftreg },
+ { 5, TXVU_SHIFT_TREG, 0, parse_bcftreg, 0, 0, print_bcftreg },
/* accumulator dest */
#define UACCDEST (UBCFTREG + 1)
/* Lower word operands. */
/* 11 bit immediate. */
-#define LIMM11 (UXYZ + 1)
+#define LIMM5 (UXYZ + 1)
+ { 5, 6, 0, 0, 0, 0, 0 },
+
+ /* 11 bit immediate. */
+#define LIMM11 (LIMM5 + 1)
{ 11, 0, 0, 0, 0, 0, 0 },
+ /* 15 bit unsigned immediate. */
+#define LUIMM15 (LIMM11 + 1)
+ { 15, 0, TXVU_OPERAND_UNSIGNED, 0, insert_luimm15, extract_luimm15, 0 },
+
+ /* ID register. */
+#define LIDREG (LUIMM15 + 1)
+ { 5, 6, 0, parse_ireg, 0, 0, print_ireg },
+
/* IS register. */
-#define LISREG (LIMM11 + 1)
+#define LISREG (LIDREG + 1)
{ 5, 11, 0, parse_ireg, 0, 0, print_ireg },
/* IT register. */
#define LIMM12 (LIMM24 + 1)
{ 12, 0, 0, 0, insert_limm12, extract_limm12, 0 },
+ /* 11 bit pc-releative immediate. */
+#define LPCREL11 (LIMM12 + 1)
+ { 11, 0, TXVU_OPERAND_RELATIVE_BRANCH, 0, 0, 0, 0 },
+
+ /* Destination indicator, with leading '.'. */
+#define LDOTSDEST (DOTDEST + 1)
+ { 4, TXVU_SHIFT_DEST, TXVU_OPERAND_SUFFIX,
+ /* Note that we borrow the insert/extract/print functions from the
+ vector case. */
+ parse_dotsdest, insert_dotdest, extract_dotdest, print_dotdest },
+
/* end of list place holder */
{ 0 }
};
/* value X, B bits, shift S */
#define R(x,b,s) (((x) & ((1 << (b)) - 1)) << (s))
+/* Field value macros for both upper and lower instructions.
+ These shift a value into the right place in the instruction. */
+
+/* [FI] T reg field (remember it's V for value, not vector, here). */
+#define VT(x) R ((x), 5, TXVU_SHIFT_TREG)
+/* [FI] S reg field. */
+#define VS(x) R ((x), 5, TXVU_SHIFT_SREG)
+/* [FI] D reg field. */
+#define VD(x) R ((x), 5, TXVU_SHIFT_DREG)
+/* DEST field. */
+#define VDEST(x) R ((x), 4, 21)
+
+/* Masks for fields in both upper and lower instructions.
+ These mask out all bits but the ones for the field in the instruction. */
+
+#define MT VT (~0)
+#define MS VS (~0)
+#define MD VD (~0)
+#define MDEST VDEST (~0)
+
/* Upper instruction Value macros. */
/* Upper Flag bits. */
#define VUF(x) R ((x), 5, 27)
/* Upper REServed two bits next to flag bits. */
#define VURES(x) R ((x), 2, 25)
-/* DEST field. */
-#define VUDEST(x) R ((x), 4, 21)
-/* FT reg field. */
-#define VUFT(x) R ((x), 5, TXVU_SHIFT_FTREG)
-/* FS reg field. */
-#define VUFS(x) R ((x), 5, TXVU_SHIFT_FSREG)
-/* FD reg field. */
-#define VUFD(x) R ((x), 5, TXVU_SHIFT_FDREG)
/* 4 bit opcode field. */
#define VUOP4(x) R ((x), 4, 2)
/* 6 bit opcode field. */
/* BroadCast field. */
#define VUBC(x) R ((x), 2, 0)
-/* Field masks. */
+/* Upper instruction field masks. */
#define MUUBITS (VUF (~0) + VURES (~0))
#define MURES VURES (~0)
#define MUOP4 VUOP4 (~0)
#define MUOP9 VUOP9 (~0)
#define MUOP11 VUOP11 (~0)
-/* Lower instruction Value macros. */
-
-/* 7 bit opcode. */
-#define VLOP7(x) R ((x), 7, 25)
-/* 11 bit opcode. */
-#define VLOP11(x) R ((x), 11, 0)
-/* dest field. */
-#define VLDEST(x) R ((x), 4, 21)
-/* IT reg. */
-#define VLIT(x) R ((x), 5, 16)
-/* IS reg. */
-#define VLIS(x) R ((x), 5, 11)
-/* 11 bit immediate. */
-#define VLIMM11(x) R ((x), 11, 0)
-/* FTF field. */
-#define VLFTF(x) R ((x), 2, 23)
-/* FSF field. */
-#define VLFSF(x) R ((x), 2, 21)
-/* FT reg. */
-#define VLFT(x) R ((x), 5, 16)
-/* FS reg. */
-#define VLFS(x) R ((x), 5, 11)
-
-/* Field masks. */
-#define MLOP7 VLOP7 (~0)
-#define MLOP11 VLOP11 (~0)
-#define MLDEST VLDEST (~0)
-#define MLIT VLIT (~0)
-#define MLIS VLIS (~0)
-#define MLIMM11 VLIMM11 (~0)
-#define MLB24 R (1, 1, 24)
-/* 12 bit immediates are split into two parts, 1 bit and 11 bits.
- The upper 1 bit is part of the `dest' field. This mask is for the
- other 3 bits of the dest field. */
-#define MLIMM12TOP R (7, 3, 22)
-
/* A space, separates instruction name (mnemonic + mnemonic operands) from operands. */
#define SP ' '
/* FIXME: When close to being finished, clean up by aligning fields. */
/* The rest of these needn't be sorted, but it helps to find them if they are. */
- { "abs", { UDOTDEST, SP, UVFTREG, UVFSREG }, MURES + MUOP11, VUOP11 (0x1fd) },
- { "add", { UDOTDEST, SP, UVFDREG, UVFSREG, UVFTREG }, MURES + MUOP6, VUOP6 (0x28) },
- { "addi", { UDOTDEST, SP, UVFDREG, UVFSREG, 'i' }, MURES + VUFT (~0) + MUOP6, VUOP6 (0x22) },
- { "addq", { UDOTDEST, SP, UVFDREG, UVFSREG, 'q' }, MURES + VUFT (~0) + MUOP6, VUOP6 (0x20) },
- { "add", { UBC, UDOTDEST, SP, UVFDREG, UVFSREG, UBCFTREG }, MURES + VUOP4 (~0), VUOP4 (0) },
- { "adda", { UDOTDEST, SP, UACCDEST, UVFSREG, UVFTREG }, MURES + MUOP11, VUOP11 (0x2bc) },
- { "addai", { UDOTDEST, SP, UACCDEST, UVFSREG, 'i' }, MURES + VUFT (~0) + MUOP11, VUOP11 (0x23e) },
- { "addaq", { UDOTDEST, SP, UACCDEST, UVFSREG, 'q' }, MURES + VUFT (~0) + MUOP11, VUOP11 (0x23c) },
- { "adda", { UBC, UDOTDEST, SP, UACCDEST, UVFSREG, UBCFTREG }, MURES + MUOP9, VUOP9 (0xf) },
- { "clip", { UDOTDEST, SP, UVFSREG }, MURES + VUDEST (~0) + VUFT (~0) + MUOP11, VUDEST (0xf) + VUOP11 (0x1ff) },
- { "ftoi0", { UDOTDEST, SP, UVFTREG, UVFSREG }, MURES + MUOP11, VUOP11 (0x17c) },
- { "ftoi4", { UDOTDEST, SP, UVFTREG, UVFSREG }, MURES + MUOP11, VUOP11 (0x17d) },
- { "ftoi12", { UDOTDEST, SP, UVFTREG, UVFSREG }, MURES + MUOP11, VUOP11 (0x17e) },
- { "ftoi15", { UDOTDEST, SP, UVFTREG, UVFSREG }, MURES + MUOP11, VUOP11 (0x17f) },
- { "itof0", { UDOTDEST, SP, UVFTREG, UVFSREG }, MURES + MUOP11, VUOP11 (0x13c) },
- { "itof4", { UDOTDEST, SP, UVFTREG, UVFSREG }, MURES + MUOP11, VUOP11 (0x13d) },
- { "itof12", { UDOTDEST, SP, UVFTREG, UVFSREG }, MURES + MUOP11, VUOP11 (0x13e) },
- { "itof15", { UDOTDEST, SP, UVFTREG, UVFSREG }, MURES + MUOP11, VUOP11 (0x13f) },
- { "madd", { UDOTDEST, SP, UVFDREG, UVFSREG, UVFTREG }, MURES + MUOP6, VUOP6 (0x29) },
- { "maddi", { UDOTDEST, SP, UVFDREG, UVFSREG, 'i' }, MURES + VUFT (~0) + MUOP6, VUOP6 (0x23) },
- { "maddq", { UDOTDEST, SP, UVFDREG, UVFSREG, 'q' }, MURES + VUFT (~0) + MUOP6, VUOP6 (0x21) },
- { "madd", { UBC, UDOTDEST, SP, UVFDREG, UVFSREG, UBCFTREG }, MURES + MUOP4, VUOP4 (0x2) },
- { "madda", { UDOTDEST, SP, UACCDEST, UVFSREG, UVFTREG }, MURES + MUOP11, VUOP11 (0x2bd) },
- { "maddai", { UDOTDEST, SP, UACCDEST, UVFSREG, 'i' }, MURES + VUFT (~0) + MUOP11, VUOP11 (0x23f) },
- { "maddaq", { UDOTDEST, SP, UACCDEST, UVFSREG, 'q' }, MURES + VUFT (~0) + MUOP11, VUOP11 (0x23d) },
- { "madda", { UBC, UDOTDEST, SP, UACCDEST, UVFSREG, UBCFTREG }, MURES + MUOP9, VUOP9 (0x2f) },
- { "max", { UDOTDEST, SP, UVFDREG, UVFSREG, UVFTREG }, MURES + MUOP6, VUOP6 (0x2b) },
- { "maxi", { UDOTDEST, SP, UVFDREG, UVFSREG, 'i' }, MURES + VUFT (~0) + MUOP6, VUOP6 (0x2d) },
- { "max", { UBC, UDOTDEST, SP, UVFDREG, UVFSREG, UBCFTREG }, MURES + MUOP4, VUOP4 (0x4) },
+ { "abs", { DOTDEST, SP, VFTREG, VFSREG }, MURES + MUOP11, VUOP11 (0x1fd) },
+ { "add", { DOTDEST, SP, VFDREG, VFSREG, VFTREG }, MURES + MUOP6, VUOP6 (0x28) },
+ { "addi", { DOTDEST, SP, VFDREG, VFSREG, 'i' }, MURES + MT + MUOP6, VUOP6 (0x22) },
+ { "addq", { DOTDEST, SP, VFDREG, VFSREG, 'q' }, MURES + MT + MUOP6, VUOP6 (0x20) },
+ { "add", { UBC, DOTDEST, SP, VFDREG, VFSREG, UBCFTREG }, MURES + VUOP4 (~0), VUOP4 (0) },
+ { "adda", { DOTDEST, SP, UACCDEST, VFSREG, VFTREG }, MURES + MUOP11, VUOP11 (0x2bc) },
+ { "addai", { DOTDEST, SP, UACCDEST, VFSREG, 'i' }, MURES + MT + MUOP11, VUOP11 (0x23e) },
+ { "addaq", { DOTDEST, SP, UACCDEST, VFSREG, 'q' }, MURES + MT + MUOP11, VUOP11 (0x23c) },
+ { "adda", { UBC, DOTDEST, SP, UACCDEST, VFSREG, UBCFTREG }, MURES + MUOP9, VUOP9 (0xf) },
+ { "clip", { DOTDEST, SP, VFSREG }, MURES + MDEST + MT + MUOP11, VDEST (0xf) + VUOP11 (0x1ff) },
+ { "ftoi0", { DOTDEST, SP, VFTREG, VFSREG }, MURES + MUOP11, VUOP11 (0x17c) },
+ { "ftoi4", { DOTDEST, SP, VFTREG, VFSREG }, MURES + MUOP11, VUOP11 (0x17d) },
+ { "ftoi12", { DOTDEST, SP, VFTREG, VFSREG }, MURES + MUOP11, VUOP11 (0x17e) },
+ { "ftoi15", { DOTDEST, SP, VFTREG, VFSREG }, MURES + MUOP11, VUOP11 (0x17f) },
+ { "itof0", { DOTDEST, SP, VFTREG, VFSREG }, MURES + MUOP11, VUOP11 (0x13c) },
+ { "itof4", { DOTDEST, SP, VFTREG, VFSREG }, MURES + MUOP11, VUOP11 (0x13d) },
+ { "itof12", { DOTDEST, SP, VFTREG, VFSREG }, MURES + MUOP11, VUOP11 (0x13e) },
+ { "itof15", { DOTDEST, SP, VFTREG, VFSREG }, MURES + MUOP11, VUOP11 (0x13f) },
+ { "madd", { DOTDEST, SP, VFDREG, VFSREG, VFTREG }, MURES + MUOP6, VUOP6 (0x29) },
+ { "maddi", { DOTDEST, SP, VFDREG, VFSREG, 'i' }, MURES + MT + MUOP6, VUOP6 (0x23) },
+ { "maddq", { DOTDEST, SP, VFDREG, VFSREG, 'q' }, MURES + MT + MUOP6, VUOP6 (0x21) },
+ { "madd", { UBC, DOTDEST, SP, VFDREG, VFSREG, UBCFTREG }, MURES + MUOP4, VUOP4 (0x2) },
+ { "madda", { DOTDEST, SP, UACCDEST, VFSREG, VFTREG }, MURES + MUOP11, VUOP11 (0x2bd) },
+ { "maddai", { DOTDEST, SP, UACCDEST, VFSREG, 'i' }, MURES + MT + MUOP11, VUOP11 (0x23f) },
+ { "maddaq", { DOTDEST, SP, UACCDEST, VFSREG, 'q' }, MURES + MT + MUOP11, VUOP11 (0x23d) },
+ { "madda", { UBC, DOTDEST, SP, UACCDEST, VFSREG, UBCFTREG }, MURES + MUOP9, VUOP9 (0x2f) },
+ { "max", { DOTDEST, SP, VFDREG, VFSREG, VFTREG }, MURES + MUOP6, VUOP6 (0x2b) },
+ { "maxi", { DOTDEST, SP, VFDREG, VFSREG, 'i' }, MURES + MT + MUOP6, VUOP6 (0x2d) },
+ { "max", { UBC, DOTDEST, SP, VFDREG, VFSREG, UBCFTREG }, MURES + MUOP4, VUOP4 (0x4) },
/* FIXME: mini or min? */
- { "mini", { UDOTDEST, SP, UVFDREG, UVFSREG, UVFTREG }, MURES + MUOP6, VUOP6 (0x2f) },
- { "mini", { UDOTDEST, SP, UVFDREG, UVFSREG, 'i' }, MURES + VUFT (~0) + MUOP6, VUOP6 (0x1f) },
- { "mini", { UBC, UDOTDEST, SP, UVFDREG, UVFSREG, UBCFTREG }, MURES + MUOP4, VUOP4 (0x5) },
- { "msub", { UDOTDEST, SP, UVFDREG, UVFSREG, UVFTREG }, MURES + MUOP6, VUOP6 (0x2d) },
- { "msubi", { UDOTDEST, SP, UVFDREG, UVFSREG, 'i' }, MURES + VUFT (~0) + MUOP6, VUOP6 (0x27) },
- { "msubq", { UDOTDEST, SP, UVFDREG, UVFSREG, 'q' }, MURES + VUFT (~0) + MUOP6, VUOP6 (0x25) },
- { "msub", { UBC, UDOTDEST, SP, UVFDREG, UVFSREG, UBCFTREG }, MURES + MUOP4, VUOP4 (0x3) },
- { "msuba", { UDOTDEST, SP, UACCDEST, UVFSREG, UVFTREG }, MURES + MUOP11, VUOP11 (0x2fd) },
- { "msubai", { UDOTDEST, SP, UACCDEST, UVFSREG, 'i' }, MURES + VUFT (~0) + MUOP11, VUOP11 (0x27f) },
- { "msubaq", { UDOTDEST, SP, UACCDEST, UVFSREG, 'q' }, MURES + VUFT (~0) + MUOP11, VUOP11 (0x27d) },
- { "msuba", { UBC, UDOTDEST, SP, UACCDEST, UVFSREG, UBCFTREG }, MURES + MUOP9, VUOP9 (0x3f) },
- { "mul", { UDOTDEST, SP, UVFDREG, UVFSREG, UVFTREG }, MURES + MUOP6, VUOP6 (0x2a) },
- { "muli", { UDOTDEST, SP, UVFDREG, UVFSREG, 'i' }, MURES + VUFT (~0) + MUOP6, VUOP6 (0x1e) },
- { "mulq", { UDOTDEST, SP, UVFDREG, UVFSREG, 'q' }, MURES + VUFT (~0) + MUOP6, VUOP6 (0x1c) },
- { "mul", { UBC, UDOTDEST, SP, UVFDREG, UVFSREG, UBCFTREG }, MURES + VUOP4 (~0), VUOP4 (6) },
- { "mula", { UDOTDEST, SP, UACCDEST, UVFSREG, UVFTREG }, MURES + MUOP11, VUOP11 (0x2be) },
- { "mulai", { UDOTDEST, SP, UACCDEST, UVFSREG, 'i' }, MURES + VUFT (~0) + MUOP11, VUOP11 (0x1fe) },
- { "mulaq", { UDOTDEST, SP, UACCDEST, UVFSREG, 'q' }, MURES + VUFT (~0) + MUOP11, VUOP11 (0x1fc) },
- { "mula", { UBC, UDOTDEST, SP, UACCDEST, UVFSREG, UBCFTREG }, MURES + MUOP9, VUOP9 (0x6f) },
- { "nop", { 0 }, MURES + VUDEST (~0) + VUFT (~0) + VUFS (~0) + MUOP11, VUOP11 (0x2ff) },
- { "opmula", { UDOTDEST, SP, UACCDEST, UVFSREG, UVFTREG, UXYZ }, MURES + MUOP11, VUOP11 (0x2fe) },
- { "opmsub", { UDOTDEST, SP, UVFDREG, UVFSREG, UVFTREG, UXYZ }, MURES + MUOP6, VUOP6 (0x2e) },
- { "sub", { UDOTDEST, SP, UVFDREG, UVFSREG, UVFTREG }, MURES + MUOP6, VUOP6 (0x2c) },
- { "subi", { UDOTDEST, SP, UVFDREG, UVFSREG, 'i' }, MURES + VUFT (~0) + MUOP6, VUOP6 (0x26) },
- { "subq", { UDOTDEST, SP, UVFDREG, UVFSREG, 'q' }, MURES + VUFT (~0) + MUOP6, VUOP6 (0x24) },
- { "sub", { UBC, UDOTDEST, SP, UVFDREG, UVFSREG, UBCFTREG }, MURES + VUOP4 (~0), VUOP4 (1) },
- { "suba", { UDOTDEST, SP, UACCDEST, UVFSREG, UVFTREG }, MURES + MUOP11, VUOP11 (0x2fc) },
- { "subai", { UDOTDEST, SP, UACCDEST, UVFSREG, 'i' }, MURES + VUFT (~0) + MUOP11, VUOP11 (0x27e) },
- { "subaq", { UDOTDEST, SP, UACCDEST, UVFSREG, 'q' }, MURES + VUFT (~0) + MUOP11, VUOP11 (0x27c) },
- { "suba", { UBC, UDOTDEST, SP, UACCDEST, UVFSREG, UBCFTREG }, MURES + MUOP9, VUOP9 (0x1f) }
+ { "mini", { DOTDEST, SP, VFDREG, VFSREG, VFTREG }, MURES + MUOP6, VUOP6 (0x2f) },
+ { "mini", { DOTDEST, SP, VFDREG, VFSREG, 'i' }, MURES + MT + MUOP6, VUOP6 (0x1f) },
+ { "mini", { UBC, DOTDEST, SP, VFDREG, VFSREG, UBCFTREG }, MURES + MUOP4, VUOP4 (0x5) },
+ { "msub", { DOTDEST, SP, VFDREG, VFSREG, VFTREG }, MURES + MUOP6, VUOP6 (0x2d) },
+ { "msubi", { DOTDEST, SP, VFDREG, VFSREG, 'i' }, MURES + MT + MUOP6, VUOP6 (0x27) },
+ { "msubq", { DOTDEST, SP, VFDREG, VFSREG, 'q' }, MURES + MT + MUOP6, VUOP6 (0x25) },
+ { "msub", { UBC, DOTDEST, SP, VFDREG, VFSREG, UBCFTREG }, MURES + MUOP4, VUOP4 (0x3) },
+ { "msuba", { DOTDEST, SP, UACCDEST, VFSREG, VFTREG }, MURES + MUOP11, VUOP11 (0x2fd) },
+ { "msubai", { DOTDEST, SP, UACCDEST, VFSREG, 'i' }, MURES + MT + MUOP11, VUOP11 (0x27f) },
+ { "msubaq", { DOTDEST, SP, UACCDEST, VFSREG, 'q' }, MURES + MT + MUOP11, VUOP11 (0x27d) },
+ { "msuba", { UBC, DOTDEST, SP, UACCDEST, VFSREG, UBCFTREG }, MURES + MUOP9, VUOP9 (0x3f) },
+ { "mul", { DOTDEST, SP, VFDREG, VFSREG, VFTREG }, MURES + MUOP6, VUOP6 (0x2a) },
+ { "muli", { DOTDEST, SP, VFDREG, VFSREG, 'i' }, MURES + MT + MUOP6, VUOP6 (0x1e) },
+ { "mulq", { DOTDEST, SP, VFDREG, VFSREG, 'q' }, MURES + MT + MUOP6, VUOP6 (0x1c) },
+ { "mul", { UBC, DOTDEST, SP, VFDREG, VFSREG, UBCFTREG }, MURES + VUOP4 (~0), VUOP4 (6) },
+ { "mula", { DOTDEST, SP, UACCDEST, VFSREG, VFTREG }, MURES + MUOP11, VUOP11 (0x2be) },
+ { "mulai", { DOTDEST, SP, UACCDEST, VFSREG, 'i' }, MURES + MT + MUOP11, VUOP11 (0x1fe) },
+ { "mulaq", { DOTDEST, SP, UACCDEST, VFSREG, 'q' }, MURES + MT + MUOP11, VUOP11 (0x1fc) },
+ { "mula", { UBC, DOTDEST, SP, UACCDEST, VFSREG, UBCFTREG }, MURES + MUOP9, VUOP9 (0x6f) },
+ { "nop", { 0 }, MURES + MDEST + MT + MS + MUOP11, VUOP11 (0x2ff) },
+ { "opmula", { DOTDEST, SP, UACCDEST, VFSREG, VFTREG, UXYZ }, MURES + MUOP11, VUOP11 (0x2fe) },
+ { "opmsub", { DOTDEST, SP, VFDREG, VFSREG, VFTREG, UXYZ }, MURES + MUOP6, VUOP6 (0x2e) },
+ { "sub", { DOTDEST, SP, VFDREG, VFSREG, VFTREG }, MURES + MUOP6, VUOP6 (0x2c) },
+ { "subi", { DOTDEST, SP, VFDREG, VFSREG, 'i' }, MURES + MT + MUOP6, VUOP6 (0x26) },
+ { "subq", { DOTDEST, SP, VFDREG, VFSREG, 'q' }, MURES + MT + MUOP6, VUOP6 (0x24) },
+ { "sub", { UBC, DOTDEST, SP, VFDREG, VFSREG, UBCFTREG }, MURES + VUOP4 (~0), VUOP4 (1) },
+ { "suba", { DOTDEST, SP, UACCDEST, VFSREG, VFTREG }, MURES + MUOP11, VUOP11 (0x2fc) },
+ { "subai", { DOTDEST, SP, UACCDEST, VFSREG, 'i' }, MURES + MT + MUOP11, VUOP11 (0x27e) },
+ { "subaq", { DOTDEST, SP, UACCDEST, VFSREG, 'q' }, MURES + MT + MUOP11, VUOP11 (0x27c) },
+ { "suba", { UBC, DOTDEST, SP, UACCDEST, VFSREG, UBCFTREG }, MURES + MUOP9, VUOP9 (0x1f) }
};
const int txvu_upper_opcodes_count = sizeof (txvu_upper_opcodes) / sizeof (txvu_opcodes[0]);
+\f
+/* Lower instruction Value macros. */
+
+/* 6 bit opcode. */
+#define VLOP6(x) R ((x), 6, 0)
+/* 7 bit opcode. */
+#define VLOP7(x) R ((x), 7, 25)
+/* 11 bit opcode. */
+#define VLOP11(x) R ((x), 11, 0)
+/* 11 bit immediate. */
+#define VLIMM11(x) R ((x), 11, 0)
+/* FTF field. */
+#define VLFTF(x) R ((x), 2, 23)
+/* FSF field. */
+#define VLFSF(x) R ((x), 2, 21)
+
+/* Lower instruction field masks. */
+#define MLOP6 VLOP6 (~0)
+#define MLOP7 VLOP7 (~0)
+#define MLOP11 VLOP11 (~0)
+#define MLIMM11 VLIMM11 (~0)
+#define MLB24 R (1, 1, 24)
+/* 12 bit immediates are split into two parts, 1 bit and 11 bits.
+ The upper 1 bit is part of the `dest' field. This mask is for the
+ other 3 bits of the dest field. */
+#define MLIMM12TOP R (7, 3, 22)
struct txvu_opcode txvu_lower_opcodes[] = {
/* ??? Any aliases? */
/* The rest of these needn't be sorted, but it helps to find them if they are. */
- { "b", { SP, LIMM11 }, MLOP7 + MLDEST + MLIT + MLIS, VLOP7 (0x20) },
- { "bal", { SP, LITREG, LIMM11 }, MLOP7 + MLDEST + MLIS, VLOP7 (0x21) },
- { "div", { 'q', LFSFFSREG, LFTFFTREG }, MLOP7 + MLOP11, VLOP7 (0x40) + VLOP11 (0x3bc) },
- { "eatan", { 'p', LFSFFSREG }, MLOP7 + VLFTF (~0) + VLFT (~0) + MLOP11, VLOP7 (0x40) + VLOP11 (0x7fd) },
- { "eatanxy", { 'p', LFSREG }, MLOP7 + MLDEST + VLFT (~0) + MLOP11, VLOP7 (0x40) + VLDEST (0xf) + VLOP11 (0x77c) },
- { "eatanxz", { 'p', LFSREG }, MLOP7 + MLDEST + VLFT (~0) + MLOP11, VLOP7 (0x40) + VLDEST (0xf) + VLOP11 (0x77d) },
- { "eexp", { 'p', LFSFFSREG }, MLOP7 + VLFTF (~0) + VLFT (~0) + MLOP11, VLOP7 (0x40) + VLOP11 (0x7fe) },
- { "eleng", { 'p', LFSREG }, MLOP7 + MLDEST + VLFT (~0) + MLOP11, VLOP7 (0x40) + VLDEST (0xf) + VLOP11 (0x74e) },
- { "ercpr", { 'p', LFSFFSREG }, MLOP7 + VLFTF (~0) + VLFT (~0) + MLOP11, VLOP7 (0x40) + VLOP11 (0x7be) },
- { "erleng", { 'p', LFSREG }, MLOP7 + MLDEST + VLFT (~0) + MLOP11, VLOP7 (0x40) + VLDEST (0xf) + VLOP11 (0x73f) },
- { "ersadd", { 'p', LFSREG }, MLOP7 + MLDEST + VLFT (~0) + MLOP11, VLOP7 (0x40) + VLDEST (0xf) + VLOP11 (0x73d) },
- { "ersqrt", { 'p', LFSFFSREG }, MLOP7 + VLFTF (~0) + VLFT (~0) + MLOP11, VLOP7 (0x40) + VLOP11 (0x7bd) },
- { "esadd", { 'p', LFSREG }, MLOP7 + MLDEST + VLFT (~0) + MLOP11, VLOP7 (0x40) + VLDEST (0xf) + VLOP11 (0x73c) },
- { "esin", { 'p', LFSFFSREG }, MLOP7 + VLFTF (~0) + VLFT (~0) + MLOP11, VLOP7 (0x40) + VLOP11 (0x7fc) },
- { "esqrt", { 'p', LFSFFSREG }, MLOP7 + VLFTF (~0) + VLFT (~0) + MLOP11, VLOP7 (0x40) + VLOP11 (0x7bc) },
- { "esum", { 'p', LFSREG }, MLOP7 + MLDEST + VLFT (~0) + MLOP11, VLOP7 (0x40) + VLDEST (0xf) + VLOP11 (0x77e) },
- { "fcand", { LVI01, LIMM24 }, MLOP7 + MLB24, VLOP7 (0x12) },
- { "fceq", { LVI01, LIMM24 }, MLOP7 + MLB24, VLOP7 (0x10) },
- { "fcget", { LITREG }, MLOP7 + MLDEST + MLIS + MLIMM11, VLOP7 (0x1c) },
- { "fcor", { LVI01, LIMM24 }, MLOP7 + MLB24, VLOP7 (0x13) },
- { "fcset", { LVI01, LIMM24 }, MLOP7 + MLB24, VLOP7 (0x11) },
- { "fmand", { LITREG, LISREG }, MLOP7 + MLDEST + MLIMM11, VLOP7 (0x1a) },
- { "fmeq", { LITREG, LISREG }, MLOP7 + MLDEST + MLIMM11, VLOP7 (0x18) },
- { "fmor", { LITREG, LISREG }, MLOP7 + MLDEST + MLIMM11, VLOP7 (0x1b) },
- { "fsand", { LITREG, LIMM12 }, MLOP7 + MLIMM12TOP + MLIS, VLOP7 (0x16) },
- { "fseq", { LITREG, LIMM12 }, MLOP7 + MLIMM12TOP + MLIS, VLOP7 (0x14) },
- { "fsor", { LITREG, LIMM12 }, MLOP7 + MLIMM12TOP + MLIS, VLOP7 (0x17) },
- { "fsset", { LITREG, LIMM12 }, MLOP7 + MLIMM12TOP + MLIS, VLOP7 (0x15) },
- { "waitp", { 0 }, 0xffffffff, 0x800007bf },
- { "waitq", { 0 }, 0xffffffff, 0x800003bf },
+ { "b", { SP, LPCREL11 }, MLOP7 + MDEST + MT + MS, VLOP7 (0x20) },
+ { "bal", { SP, LITREG, LPCREL11 }, MLOP7 + MDEST + MS, VLOP7 (0x21) },
+ { "div", { SP, 'q', LFSFFSREG, LFTFFTREG }, MLOP7 + MLOP11, VLOP7 (0x40) + VLOP11 (0x3bc) },
+ { "eatan", { SP, 'p', LFSFFSREG }, MLOP7 + VLFTF (~0) + MT + MLOP11, VLOP7 (0x40) + VLOP11 (0x7fd) },
+ { "eatanxy", { SP, 'p', LFSREG }, MLOP7 + MDEST + MT + MLOP11, VLOP7 (0x40) + VDEST (0xf) + VLOP11 (0x77c) },
+ { "eatanxz", { SP, 'p', LFSREG }, MLOP7 + MDEST + MT + MLOP11, VLOP7 (0x40) + VDEST (0xf) + VLOP11 (0x77d) },
+ { "eexp", { SP, 'p', LFSFFSREG }, MLOP7 + VLFTF (~0) + MT + MLOP11, VLOP7 (0x40) + VLOP11 (0x7fe) },
+ { "eleng", { SP, 'p', LFSREG }, MLOP7 + MDEST + MT + MLOP11, VLOP7 (0x40) + VDEST (0xf) + VLOP11 (0x74e) },
+ { "ercpr", { SP, 'p', LFSFFSREG }, MLOP7 + VLFTF (~0) + MT + MLOP11, VLOP7 (0x40) + VLOP11 (0x7be) },
+ { "erleng", { SP, 'p', LFSREG }, MLOP7 + MDEST + MT + MLOP11, VLOP7 (0x40) + VDEST (0xf) + VLOP11 (0x73f) },
+ { "ersadd", { SP, 'p', LFSREG }, MLOP7 + MDEST + MT + MLOP11, VLOP7 (0x40) + VDEST (0xf) + VLOP11 (0x73d) },
+ { "ersqrt", { SP, 'p', LFSFFSREG }, MLOP7 + VLFTF (~0) + MT + MLOP11, VLOP7 (0x40) + VLOP11 (0x7bd) },
+ { "esadd", { SP, 'p', LFSREG }, MLOP7 + MDEST + MT + MLOP11, VLOP7 (0x40) + VDEST (0xf) + VLOP11 (0x73c) },
+ { "esin", { SP, 'p', LFSFFSREG }, MLOP7 + VLFTF (~0) + MT + MLOP11, VLOP7 (0x40) + VLOP11 (0x7fc) },
+ { "esqrt", { SP, 'p', LFSFFSREG }, MLOP7 + VLFTF (~0) + MT + MLOP11, VLOP7 (0x40) + VLOP11 (0x7bc) },
+ { "esum", { SP, 'p', LFSREG }, MLOP7 + MDEST + MT + MLOP11, VLOP7 (0x40) + VDEST (0xf) + VLOP11 (0x77e) },
+ { "fcand", { SP, LVI01, LIMM24 }, MLOP7 + MLB24, VLOP7 (0x12) },
+ { "fceq", { SP, LVI01, LIMM24 }, MLOP7 + MLB24, VLOP7 (0x10) },
+ { "fcget", { SP, LITREG }, MLOP7 + MDEST + MS + MLIMM11, VLOP7 (0x1c) },
+ { "fcor", { SP, LVI01, LIMM24 }, MLOP7 + MLB24, VLOP7 (0x13) },
+ { "fcset", { SP, LVI01, LIMM24 }, MLOP7 + MLB24, VLOP7 (0x11) },
+ { "fmand", { SP, LITREG, LISREG }, MLOP7 + MDEST + MLIMM11, VLOP7 (0x1a) },
+ { "fmeq", { SP, LITREG, LISREG }, MLOP7 + MDEST + MLIMM11, VLOP7 (0x18) },
+ { "fmor", { SP, LITREG, LISREG }, MLOP7 + MDEST + MLIMM11, VLOP7 (0x1b) },
+ { "fsand", { SP, LITREG, LIMM12 }, MLOP7 + MLIMM12TOP + MS, VLOP7 (0x16) },
+ { "fseq", { SP, LITREG, LIMM12 }, MLOP7 + MLIMM12TOP + MS, VLOP7 (0x14) },
+ { "fsor", { SP, LITREG, LIMM12 }, MLOP7 + MLIMM12TOP + MS, VLOP7 (0x17) },
+ { "fsset", { SP, LITREG, LIMM12 }, MLOP7 + MLIMM12TOP + MS, VLOP7 (0x15) },
+ { "iadd", { SP, LIDREG, LISREG, LITREG }, MLOP7 + MDEST + MLOP6, VLOP7 (0x40) + VLOP6 (0x30) },
+ { "iaddi", { SP, LITREG, LISREG, LIMM5 }, MLOP7 + MDEST + MLOP6, VLOP7 (0x40) + VLOP6 (0x32) },
+ { "iaddiu", { SP, LITREG, LISREG, LUIMM15 }, MLOP7, VLOP7 (0x08) },
+ { "iand", { SP, LIDREG, LISREG, LITREG }, MLOP7 + MDEST + MLOP6, VLOP7 (0x40) + VLOP6 (0x34) },
+ { "ibeq", { SP, LITREG, LISREG, LPCREL11 }, MLOP7 + MDEST, VLOP7 (0x28) },
+ { "ibgez", { SP, LISREG, LPCREL11 }, MLOP7 + MDEST + MT, VLOP7 (0x2f) },
+ { "iblez", { SP, LISREG, LPCREL11 }, MLOP7 + MDEST + MT, VLOP7 (0x2e) },
+ { "ibltz", { SP, LISREG, LPCREL11 }, MLOP7 + MDEST + MT, VLOP7 (0x2c) },
+ { "ibne", { SP, LITREG, LISREG, LPCREL11 }, MLOP7 + MDEST, VLOP7 (0x29) },
+ /* FIXME: Need to not require commas around parens. */
+ { "ilw", { LDOTSDEST, SP, LITREG, LIMM11, '(', LISREG, ')' }, MLOP7, VLOP7 (0x04) },
+ { "ilwr", { LDOTSDEST, SP, LITREG, '(', LISREG, ')' }, MLOP7, VLOP7 (0x40) + VLIMM11 (0x3fe) },
+ { "ior", { SP, LIDREG, LISREG, LITREG }, MLOP7 + MDEST + MLOP6, VLOP7 (0x40) + VLOP6 (0x34) },
+ { "isub", { SP, LIDREG, LISREG, LITREG }, MLOP7 + MDEST + MLOP6, VLOP7 (0x40) + VLOP6 (0x31) },
+ { "isubiu", { SP, LITREG, LISREG, LUIMM15 }, MLOP7, VLOP7 (0x09) },
+ { "isw", { LDOTSDEST, SP, LITREG, LIMM11, '(', LISREG, ')' }, MLOP7, VLOP7 (0x05) },
+ { "iswr", { LDOTSDEST, SP, LITREG, '(', LISREG, ')' }, MLOP7, VLOP7 (0x40) + VLIMM11 (0x3ff) },
+ { "jalr", { SP, LITREG, LISREG }, MLOP7 + MDEST + MLIMM11, VLOP7 (0x25) },
+ { "jr", { SP, LISREG }, MLOP7 + MDEST + MT + MLIMM11, VLOP7 (0x24) },
+ { "lq", { DOTDEST, SP, VFTREG, LIMM11, '(', LISREG, ')' }, MLOP7, VLOP7 (0x00) },
+ /* FIXME: No commas around -/+. */
+ { "lqd", { DOTDEST, SP, VFTREG, LIMM11, '(', '-', '-', LISREG, ')' }, MLOP7, VLOP7 (0x40) + VLIMM11 (0x37e) },
+ { "lqi", { DOTDEST, SP, VFTREG, LIMM11, '(', LISREG, '+', '+', ')' }, MLOP7, VLOP7 (0x40) + VLIMM11 (0x37c) },
+ /* Only a single VF reg is allowed here. We can use VFTREG because LDOTSDEST
+ handles verifying only a single choice of xyzw is present. */
+ { "mfir", { LDOTSDEST, SP, VFTREG, LISREG }, MLOP7 + MLIMM11, VLOP7 (0x40) + VLIMM11 (0x3fc) },
+ { "mfp", { DOTDEST, SP, VFTREG, 'p' }, MLOP7 + MS + MLIMM11, VLOP7 (0x40) + VLIMM11 (0x67c) },
+ { "move", { DOTDEST, SP, VFTREG, VFSREG }, MLOP7 + MLIMM11, VLOP7 (0x40) + VLIMM11 (0x33c) },
+ { "mr32", { DOTDEST, SP, VFTREG, VFSREG }, MLOP7 + MLIMM11, VLOP7 (0x40) + VLIMM11 (0x33d) },
+ { "mtir", { LDOTSDEST, SP, LITREG, LFSREG }, MLOP7 + MLIMM11, VLOP7 (0x40) + VLIMM11 (0x3fd) },
+ { "rget", { DOTDEST, SP, VFTREG, 'r' }, MLOP7 + MS + MLIMM11, VLOP7 (0x40) + VLIMM11 (0x43d) },
+ { "rinit", { SP, 'r', LFSFFSREG }, MLOP7 + VLFTF (~0) + MT + MLIMM11, VLOP7 (0x40) + VLIMM11 (0x43e) },
+ { "rnext", { DOTDEST, SP, VFTREG, 'r' }, MLOP7 + MS + MLIMM11, VLOP7 (0x40) + VLIMM11 (0x43c) },
+ { "rsqrt", { SP, 'q', LFSFFSREG, LFTFFTREG }, MLOP7 + MLIMM11, VLOP7 (0x40) + VLIMM11 (0x3be) },
+ { "rxor", { 'r', LFSFFSREG }, MLOP7 + VLFTF (~0) + MT + MLIMM11, VLOP7 (0x40) + VLIMM11 (0x43f) },
+ { "sq", { DOTDEST, SP, VFTREG, LIMM11, '(', LISREG, ')' }, MLOP7, VLOP7 (0x01) },
+ /* FIXME: No commas around -/+. */
+ { "sqd", { DOTDEST, SP, VFTREG, LIMM11, '(', '-', '-', LISREG, ')' }, MLOP7, VLOP7 (0x40) + VLIMM11 (0x37f) },
+ { "sqi", { DOTDEST, SP, VFTREG, LIMM11, '(', LISREG, '+', '+', ')' }, MLOP7, VLOP7 (0x40) + VLIMM11 (0x37d) },
+ { "sqrt", { SP, 'q', LFTFFTREG }, MLOP7 + VLFSF (~0) + MS + MLIMM11, VLOP7 (0x40) + VLIMM11 (0x3bd) },
+ { "waitp", { 0 }, 0xffffffff, VLOP7 (0x40) + VLIMM11 (0x7bf) },
+ { "waitq", { 0 }, 0xffffffff, VLOP7 (0x40) + VLIMM11 (0x3bf) },
+ { "xgkick", { LISREG }, MLOP7 + MDEST + MT + MLIMM11, VLOP7 (0x40) + VLIMM11 (0x6fc) },
+ { "xitop", { LITREG }, MLOP7 + MDEST + MS + MLIMM11, VLOP7 (0x40) + VLIMM11 (0x6bd) },
+ { "xtop", { LITREG }, MLOP7 + MDEST + MS + MLIMM11, VLOP7 (0x40) + VLIMM11 (0x6bc) }
};
const int txvu_lower_opcodes_count = sizeof (txvu_lower_opcodes) / sizeof (txvu_opcodes[0]);
-
+\f
/* Indexed by first letter of opcode. Points to chain of opcodes with same
first letter. */
/* ??? One can certainly use a better hash. Later. */
bc = -1;
}
\f
-/* Destination choice support.
+/* Multiple destination choice support.
The "dest" string selects any combination of x,y,z,w.
[The letters are ordered that way to follow the manual's style.] */
return dest;
}
+/* Parse a `dest' spec where only a single letter is allowed. */
+
+static long
+parse_dotsdest (pstr, errmsg)
+ char **pstr;
+ const char **errmsg;
+{
+ long dest;
+
+ if (**pstr != '.')
+ {
+ *errmsg = "missing `.'";
+ return 0;
+ }
+
+ ++*pstr;
+ switch (**pstr)
+ {
+ case 'x' : case 'X' : dest = TXVU_BC_X; break;
+ case 'y' : case 'Y' : dest = TXVU_BC_Y; break;
+ case 'z' : case 'Z' : dest = TXVU_BC_Z; break;
+ case 'w' : case 'W' : dest = TXVU_BC_W; break;
+ default : *errmsg = "invalid `dest'"; return 0;
+ }
+ *errmsg = NULL;
+ return dest;
+}
+
static TXVU_INSN
insert_dotdest (insn, operand, mods, value, errmsg)
TXVU_INSN insn;
int *pinvalid;
{
}
+\f
+/* Lower instruction 15 bit unsigned immediate. */
+
+static TXVU_INSN
+insert_luimm15 (insn, operand, mods, value, errmsg)
+ TXVU_INSN insn;
+ const struct txvu_operand *operand;
+ int mods;
+ long value;
+ const char **errmsg;
+{
+}
+
+static long
+extract_luimm15 (insn, operand, mods, pinvalid)
+ TXVU_INSN insn;
+ const struct txvu_operand *operand;
+ int mods;
+ int *pinvalid;
+{
+}