2021-04-01 Bill Schmidt <wschm...@linux.ibm.com>
gcc/
* config/rs6000/rs6000-call.c (rs6000_debug_type): New function.
(def_builtin): Change debug formatting for easier parsing and
include more information.
(rs6000_init_builtins): Add dump of autogenerated builtins.
(altivec_init_builtins): Dump __builtin_altivec_mask_for_load for
completeness.
---
gcc/config/rs6000/rs6000-call.c | 193 +++++++++++++++++++++++++++++++-
1 file changed, 189 insertions(+), 4 deletions(-)
diff --git a/gcc/config/rs6000/rs6000-call.c b/gcc/config/rs6000/rs6000-call.c
index fc61bbc2af5..3a15479f53c 100644
--- a/gcc/config/rs6000/rs6000-call.c
+++ b/gcc/config/rs6000/rs6000-call.c
@@ -8754,6 +8754,106 @@ rs6000_gimplify_va_arg (tree valist, tree type,
gimple_seq *pre_p,
/* Builtins. */
+/* Debug utility to translate a type node to a single token. */
+static
+const char *rs6000_debug_type (tree type)
+{
+ if (type == void_type_node)
+ return "void";
+ else if (type == long_integer_type_node)
+ return "long";
+ else if (type == long_unsigned_type_node)
+ return "ulong";
+ else if (type == long_long_integer_type_node)
+ return "longlong";
+ else if (type == long_long_unsigned_type_node)
+ return "ulonglong";
+ else if (type == bool_V16QI_type_node)
+ return "vbc";
+ else if (type == bool_V2DI_type_node)
+ return "vbll";
+ else if (type == bool_V4SI_type_node)
+ return "vbi";
+ else if (type == bool_V8HI_type_node)
+ return "vbs";
+ else if (type == bool_int_type_node)
+ return "bool";
+ else if (type == dfloat64_type_node)
+ return "_Decimal64";
+ else if (type == double_type_node)
+ return "double";
+ else if (type == intDI_type_node)
+ return "sll";
+ else if (type == intHI_type_node)
+ return "ss";
+ else if (type == ibm128_float_type_node)
+ return "__ibm128";
+ else if (type == opaque_V4SI_type_node)
+ return "opaque";
+ else if (POINTER_TYPE_P (type))
+ return "void*";
+ else if (type == intQI_type_node || type == char_type_node)
+ return "sc";
+ else if (type == dfloat32_type_node)
+ return "_Decimal32";
+ else if (type == float_type_node)
+ return "float";
+ else if (type == intSI_type_node || type == integer_type_node)
+ return "si";
+ else if (type == dfloat128_type_node)
+ return "_Decimal128";
+ else if (type == long_double_type_node)
+ return "longdouble";
+ else if (type == intTI_type_node)
+ return "sq";
+ else if (type == unsigned_intDI_type_node)
+ return "ull";
+ else if (type == unsigned_intHI_type_node)
+ return "us";
+ else if (type == unsigned_intQI_type_node)
+ return "uc";
+ else if (type == unsigned_intSI_type_node)
+ return "ui";
+ else if (type == unsigned_intTI_type_node)
+ return "uq";
+ else if (type == unsigned_V16QI_type_node)
+ return "vuc";
+ else if (type == unsigned_V1TI_type_node)
+ return "vuq";
+ else if (type == unsigned_V2DI_type_node)
+ return "vull";
+ else if (type == unsigned_V4SI_type_node)
+ return "vui";
+ else if (type == unsigned_V8HI_type_node)
+ return "vus";
+ else if (type == V16QI_type_node)
+ return "vsc";
+ else if (type == V1TI_type_node)
+ return "vsq";
+ else if (type == V2DF_type_node)
+ return "vd";
+ else if (type == V2DI_type_node)
+ return "vsll";
+ else if (type == V4SF_type_node)
+ return "vf";
+ else if (type == V4SI_type_node)
+ return "vsi";
+ else if (type == V8HI_type_node)
+ return "vss";
+ else if (type == pixel_V8HI_type_node)
+ return "vp";
+ else if (type == pcvoid_type_node)
+ return "voidc*";
+ else if (type == float128_type_node)
+ return "_Float128";
+ else if (type == vector_pair_type_node)
+ return "__vector_pair";
+ else if (type == vector_quad_type_node)
+ return "__vector_quad";
+ else
+ return "unknown";
+}
+
static void
def_builtin (const char *name, tree type, enum rs6000_builtins code)
{
@@ -8782,7 +8882,7 @@ def_builtin (const char *name, tree type, enum
rs6000_builtins code)
/* const function, function only depends on the inputs. */
TREE_READONLY (t) = 1;
TREE_NOTHROW (t) = 1;
- attr_string = ", const";
+ attr_string = "= const";
}
else if ((classify & RS6000_BTC_PURE) != 0)
{
@@ -8790,7 +8890,7 @@ def_builtin (const char *name, tree type, enum
rs6000_builtins code)
external state. */
DECL_PURE_P (t) = 1;
TREE_NOTHROW (t) = 1;
- attr_string = ", pure";
+ attr_string = "= pure";
}
else if ((classify & RS6000_BTC_FP) != 0)
{
@@ -8804,12 +8904,12 @@ def_builtin (const char *name, tree type, enum
rs6000_builtins code)
{
DECL_PURE_P (t) = 1;
DECL_IS_NOVOPS (t) = 1;
- attr_string = ", fp, pure";
+ attr_string = "= fp, pure";
}
else
{
TREE_READONLY (t) = 1;
- attr_string = ", fp, const";
+ attr_string = "= fp, const";
}
}
else if ((classify & (RS6000_BTC_QUAD | RS6000_BTC_PAIR)) != 0)
@@ -8818,9 +8918,27 @@ def_builtin (const char *name, tree type, enum
rs6000_builtins code)
else if ((classify & RS6000_BTC_ATTR_MASK) != 0)
gcc_unreachable ();
+ if (TARGET_DEBUG_BUILTIN)
+ {
+ tree t = TREE_TYPE (type);
+ fprintf (stderr, "%s %s (", rs6000_debug_type (t), name);
+ t = TYPE_ARG_TYPES (type);
+ while (t && TREE_VALUE (t) != void_type_node)
+ {
+ fprintf (stderr, "%s",
+ rs6000_debug_type (TREE_VALUE (t)));
+ t = TREE_CHAIN (t);
+ if (t && TREE_VALUE (t) != void_type_node)
+ fprintf (stderr, ", ");
+ }
+ fprintf (stderr, "); %s [%4d]\n", attr_string, (int)code);
+ }
+
+ /*
if (TARGET_DEBUG_BUILTIN)
fprintf (stderr, "rs6000_builtin, code = %4d, %s%s\n",
(int)code, name, attr_string);
+ */
}
static const struct builtin_compatibility bdesc_compat[] =
@@ -15959,6 +16077,67 @@ rs6000_init_builtins (void)
altivec_builtin_mask_for_load
= rs6000_builtin_decls_x[RS6000_BIF_MASK_FOR_LOAD];
+ if (TARGET_DEBUG_BUILTIN)
+ {
+ fprintf (stderr, "\nAutogenerated built-in functions:\n\n");
+ for (int i = 1; i < (int) RS6000_BIF_MAX; i++)
+ {
+ bif_enable e = rs6000_builtin_info_x[i].enable;
+ if (e == ENB_P5 && !TARGET_POPCNTB)
+ continue;
+ if (e == ENB_P6 && !TARGET_CMPB)
+ continue;
+ if (e == ENB_ALTIVEC && !TARGET_ALTIVEC)
+ continue;
+ if (e == ENB_VSX && !TARGET_VSX)
+ continue;
+ if (e == ENB_P7 && !TARGET_POPCNTD)
+ continue;
+ if (e == ENB_P7_64 && (!TARGET_POPCNTD || !TARGET_POWERPC64))
+ continue;
+ if (e == ENB_P8 && !TARGET_DIRECT_MOVE)
+ continue;
+ if (e == ENB_P8V && !TARGET_P8_VECTOR)
+ continue;
+ if (e == ENB_P9 && !TARGET_MODULO)
+ continue;
+ if (e == ENB_P9_64 && (!TARGET_MODULO || !TARGET_POWERPC64))
+ continue;
+ if (e == ENB_P9V && !TARGET_P9_VECTOR)
+ continue;
+ if (e == ENB_IEEE128_HW && !TARGET_FLOAT128_HW)
+ continue;
+ if (e == ENB_DFP && !TARGET_DFP)
+ continue;
+ if (e == ENB_CRYPTO && !TARGET_CRYPTO)
+ continue;
+ if (e == ENB_HTM && !TARGET_HTM)
+ continue;
+ if (e == ENB_P10 && !TARGET_POWER10)
+ continue;
+ if (e == ENB_P10_64 && (!TARGET_POWER10 || !TARGET_POWERPC64))
+ continue;
+ if (e == ENB_MMA && !TARGET_MMA)
+ continue;
+ tree fntype = rs6000_builtin_info_x[i].fntype;
+ tree t = TREE_TYPE (fntype);
+ fprintf (stderr, "%s %s (", rs6000_debug_type (t),
+ rs6000_builtin_info_x[i].bifname);
+ t = TYPE_ARG_TYPES (fntype);
+ while (t && TREE_VALUE (t) != void_type_node)
+ {
+ fprintf (stderr, "%s",
+ rs6000_debug_type (TREE_VALUE (t)));
+ t = TREE_CHAIN (t);
+ if (t && TREE_VALUE (t) != void_type_node)
+ fprintf (stderr, ", ");
+ }
+ fprintf (stderr, "); %s [%4d]\n",
+ rs6000_builtin_info_x[i].attr_string, (int) i);
+ }
+ fprintf (stderr, "\nEnd autogenerated built-in functions.\n\n\n");
+ }
+
if (new_builtins_are_live)
{
#ifdef SUBTARGET_INIT_BUILTINS
@@ -16615,6 +16794,12 @@ altivec_init_builtins (void)
ALTIVEC_BUILTIN_MASK_FOR_LOAD,
BUILT_IN_MD, NULL, NULL_TREE);
TREE_READONLY (decl) = 1;
+ if (TARGET_DEBUG_BUILTIN)
+ fprintf (stderr, "%s __builtin_altivec_mask_for_load (%s); [%4d]\n",
+ rs6000_debug_type (TREE_TYPE (v16qi_ftype_pcvoid)),
+ rs6000_debug_type (TREE_VALUE
+ (TYPE_ARG_TYPES (v16qi_ftype_pcvoid))),
+ (int) ALTIVEC_BUILTIN_MASK_FOR_LOAD);
/* Record the decl. Will be used by rs6000_builtin_mask_for_load. */
altivec_builtin_mask_for_load = decl;
--
2.27.0
