diff options
| -rw-r--r-- | gdb/ChangeLog | 6 | ||||
| -rw-r--r-- | gdb/amd64-tdep.c | 62 |
2 files changed, 50 insertions, 18 deletions
diff --git a/gdb/ChangeLog b/gdb/ChangeLog index 39f39e2..a36cdcf 100644 --- a/gdb/ChangeLog +++ b/gdb/ChangeLog @@ -1,3 +1,9 @@ +2005-07-03 Richard Henderson <rth@redhat.com> + + * amd64-tdep.c (amd64_sse_type): New. + (amd64_register_info): Use it for xmm registers. Constify. + (amd64_register_type): Initialize amd64_sse_type as needed. + 2005-07-03 Steve Ellcey <sje@cup.hp.com> * configure.ac: Add arguments to AC_DEFINE calls. diff --git a/gdb/amd64-tdep.c b/gdb/amd64-tdep.c index fb47bad..8cb1751 100644 --- a/gdb/amd64-tdep.c +++ b/gdb/amd64-tdep.c @@ -55,7 +55,9 @@ struct amd64_register_info struct type **type; }; -static struct amd64_register_info amd64_register_info[] = +static struct type *amd64_sse_type; + +static struct amd64_register_info const amd64_register_info[] = { { "rax", &builtin_type_int64 }, { "rbx", &builtin_type_int64 }, @@ -103,22 +105,22 @@ static struct amd64_register_info amd64_register_info[] = { "fop", &builtin_type_int32 }, /* %xmm0 is register number 40. */ - { "xmm0", &builtin_type_v4sf }, - { "xmm1", &builtin_type_v4sf }, - { "xmm2", &builtin_type_v4sf }, - { "xmm3", &builtin_type_v4sf }, - { "xmm4", &builtin_type_v4sf }, - { "xmm5", &builtin_type_v4sf }, - { "xmm6", &builtin_type_v4sf }, - { "xmm7", &builtin_type_v4sf }, - { "xmm8", &builtin_type_v4sf }, - { "xmm9", &builtin_type_v4sf }, - { "xmm10", &builtin_type_v4sf }, - { "xmm11", &builtin_type_v4sf }, - { "xmm12", &builtin_type_v4sf }, - { "xmm13", &builtin_type_v4sf }, - { "xmm14", &builtin_type_v4sf }, - { "xmm15", &builtin_type_v4sf }, + { "xmm0", &amd64_sse_type }, + { "xmm1", &amd64_sse_type }, + { "xmm2", &amd64_sse_type }, + { "xmm3", &amd64_sse_type }, + { "xmm4", &amd64_sse_type }, + { "xmm5", &amd64_sse_type }, + { "xmm6", &amd64_sse_type }, + { "xmm7", &amd64_sse_type }, + { "xmm8", &amd64_sse_type }, + { "xmm9", &amd64_sse_type }, + { "xmm10", &amd64_sse_type }, + { "xmm11", &amd64_sse_type }, + { "xmm12", &amd64_sse_type }, + { "xmm13", &amd64_sse_type }, + { "xmm14", &amd64_sse_type }, + { "xmm15", &amd64_sse_type }, { "mxcsr", &builtin_type_int32 } }; @@ -143,9 +145,33 @@ amd64_register_name (int regnum) static struct type * amd64_register_type (struct gdbarch *gdbarch, int regnum) { + struct type *t; + gdb_assert (regnum >= 0 && regnum < AMD64_NUM_REGS); - return *amd64_register_info[regnum].type; + /* ??? Unfortunately, amd64_init_abi is called too early, and so we + cannot create the amd64_sse_type early enough to avoid any check + at this point. */ + t = *amd64_register_info[regnum].type; + if (t != NULL) + return t; + + gdb_assert (amd64_sse_type == NULL); + + t = init_composite_type ("__gdb_builtin_type_vec128i", TYPE_CODE_UNION); + append_composite_type_field (t, "v4_float", builtin_type_v4_float); + append_composite_type_field (t, "v2_double", builtin_type_v2_double); + append_composite_type_field (t, "v16_int8", builtin_type_v16_int8); + append_composite_type_field (t, "v8_int16", builtin_type_v8_int16); + append_composite_type_field (t, "v4_int32", builtin_type_v4_int32); + append_composite_type_field (t, "v2_int64", builtin_type_v2_int64); + append_composite_type_field (t, "uint128", builtin_type_int128); + + TYPE_FLAGS (t) |= TYPE_FLAG_VECTOR; + TYPE_NAME (t) = "builtin_type_vec128i"; + + amd64_sse_type = t; + return t; } /* DWARF Register Number Mapping as defined in the System V psABI, |