2018-04-07 Monk Chiang <sh.chiang04@gmail.com>
+ * config/nds32/constants.md (unspec_volatile_element): Add
+ UNSPEC_VOLATILE_FMFCSR, UNSPEC_VOLATILE_FMTCSR and
+ UNSPEC_VOLATILE_FMFCFG.
+ * config/nds32/nds32-intrinsic.c (bdesc_noarg): New builtin
+ description for fmfcfg and fmfcsr.
+ (bdesc_1arg): Add fmtcsr.
+ (bdesc_2arg): Add fcpynss, fcpyss, fcpynsd and fcpysd.
+ (nds32_expand_builtin_impl): Deal with FPU intrinsic functions.
+ * config/nds32/nds32-intrinsic.md (unspec_fcpynsd, unspec_fcpysd,
+ unspec_fcpynss, unspec_fcpysd, unspec_fcpyss, unspec_fmfcsr,
+ unspec_fmfcfg): New patterns.
+ * config/nds32/nds32.h (nds32_builtins): Add NDS32_BUILTIN_FMFCFG,
+ NDS32_BUILTIN_FMFCSR, NDS32_BUILTIN_FMTCSR, NDS32_BUILTIN_FCPYNSS,
+ NDS32_BUILTIN_FCPYSS,NDS32_BUILTIN_FCPYNSD and NDS32_BUILTIN_FCPYSD.
+ * config/nds32/nds32_intrinsic.h (__nds32__fcpynsd, __nds32__fcpynss,
+ __nds32__fcpysd, __nds32__fcpyss, __nds32__fmfcsr, __nds32__fmtcsr,
+ __nds32__fmfcfg): Define.
+
+2018-04-07 Monk Chiang <sh.chiang04@gmail.com>
+
* config/nds32/nds32.c (nds32_intrinsic_register_names): Add more
intrinsic register names.
* config/nds32/nds32_intrinsic.h (nds32_intrinsic_registers): Add more
UNSPEC_VOLATILE_MTUSR
UNSPEC_VOLATILE_SETGIE_EN
UNSPEC_VOLATILE_SETGIE_DIS
+ UNSPEC_VOLATILE_FMFCSR
+ UNSPEC_VOLATILE_FMTCSR
+ UNSPEC_VOLATILE_FMFCFG
UNSPEC_VOLATILE_RELAX_GROUP
UNSPEC_VOLATILE_POP25_RETURN
{ CODE_FOR_##code, "__nds32__" string, \
NDS32_BUILTIN_##builtin, false },
+/* Intrinsics that no argument, and that return value. */
+static struct builtin_description bdesc_noarg[] =
+{
+ NDS32_BUILTIN(unspec_fmfcfg, "fmfcfg", FMFCFG)
+ NDS32_BUILTIN(unspec_fmfcsr, "fmfcsr", FMFCSR)
+};
+
/* Intrinsics that take just one argument. */
static struct builtin_description bdesc_1arg[] =
{
NDS32_BUILTIN(unaligned_loadsi, "unaligned_load_w", UALOAD_W)
NDS32_BUILTIN(unaligned_loaddi, "unaligned_load_dw", UALOAD_DW)
NDS32_NO_TARGET_BUILTIN(unspec_volatile_isync, "isync", ISYNC)
+ NDS32_NO_TARGET_BUILTIN(unspec_fmtcsr, "fmtcsr", FMTCSR)
};
/* Intrinsics that take just one argument. and the argument is immediate. */
/* Intrinsics that take two arguments. */
static struct builtin_description bdesc_2arg[] =
{
+ NDS32_BUILTIN(unspec_fcpynss, "fcpynss", FCPYNSS)
+ NDS32_BUILTIN(unspec_fcpyss, "fcpyss", FCPYSS)
+ NDS32_BUILTIN(unspec_fcpynsd, "fcpynsd", FCPYNSD)
+ NDS32_BUILTIN(unspec_fcpysd, "fcpysd", FCPYSD)
NDS32_BUILTIN(unspec_ffb, "ffb", FFB)
NDS32_BUILTIN(unspec_ffmism, "ffmsim", FFMISM)
NDS32_BUILTIN(unspec_flmism, "flmism", FLMISM)
switch (fcode)
{
+ /* FPU Register Transfer. */
+ case NDS32_BUILTIN_FMFCFG:
+ case NDS32_BUILTIN_FMFCSR:
+ case NDS32_BUILTIN_FMTCSR:
+ case NDS32_BUILTIN_FCPYNSS:
+ case NDS32_BUILTIN_FCPYSS:
+ /* Both v3s and v3f toolchains define TARGET_FPU_SINGLE. */
+ if (!TARGET_FPU_SINGLE)
+ {
+ error ("this builtin function is only available "
+ "on the v3s or v3f toolchain");
+ return NULL_RTX;
+ }
+ break;
+
+ /* FPU Register Transfer. */
+ case NDS32_BUILTIN_FCPYNSD:
+ case NDS32_BUILTIN_FCPYSD:
+ /* Only v3f toolchain defines TARGET_FPU_DOUBLE. */
+ if (!TARGET_FPU_DOUBLE)
+ {
+ error ("this builtin function is only available "
+ "on the v3f toolchain");
+ return NULL_RTX;
+ }
+ break;
/* String Extension */
case NDS32_BUILTIN_FFB:
case NDS32_BUILTIN_FFMISM:
}
/* Expand groups of builtins. */
+ for (i = 0, d = bdesc_noarg; i < ARRAY_SIZE (bdesc_noarg); i++, d++)
+ if (d->code == fcode)
+ return nds32_expand_noarg_builtin (d->icode, target);
+
for (i = 0, d = bdesc_1arg; i < ARRAY_SIZE (bdesc_1arg); i++, d++)
if (d->code == fcode)
return nds32_expand_unop_builtin (d->icode, exp, target, d->return_p);
ADD_NDS32_BUILTIN2 ("mtsr", void, unsigned, integer, MTSR);
ADD_NDS32_BUILTIN2 ("mtusr", void, unsigned, integer, MTUSR);
+ /* FPU Register Transfer. */
+ ADD_NDS32_BUILTIN0 ("fmfcsr", unsigned, FMFCSR);
+ ADD_NDS32_BUILTIN1 ("fmtcsr", void, unsigned, FMTCSR);
+ ADD_NDS32_BUILTIN0 ("fmfcfg", unsigned, FMFCFG);
+ ADD_NDS32_BUILTIN2 ("fcpyss", float, float, float, FCPYSS);
+ ADD_NDS32_BUILTIN2 ("fcpynss", float, float, float, FCPYNSS);
+ ADD_NDS32_BUILTIN2 ("fcpysd", double, double, double, FCPYSD);
+ ADD_NDS32_BUILTIN2 ("fcpynsd", double, double, double, FCPYNSD);
+
/* Interrupt. */
ADD_NDS32_BUILTIN0 ("setgie_en", void, SETGIE_EN);
ADD_NDS32_BUILTIN0 ("setgie_dis", void, SETGIE_DIS);
(set_attr "length" "4")]
)
+;; FPU Register Transfer.
+
+(define_insn "unspec_fcpynsd"
+ [(set (match_operand:DF 0 "register_operand" "=f")
+ (unspec:DF [(match_operand:DF 1 "register_operand" "f")
+ (match_operand:DF 2 "register_operand" "f")] UNSPEC_FCPYNSD))]
+ ""
+ "fcpynsd\t%0, %1, %2"
+ [(set_attr "type" "misc")
+ (set_attr "length" "4")]
+)
+
+(define_insn "unspec_fcpynss"
+ [(set (match_operand:SF 0 "register_operand" "=f")
+ (unspec:SF [(match_operand:SF 1 "register_operand" "f")
+ (match_operand:SF 2 "register_operand" "f")] UNSPEC_FCPYNSS))]
+ ""
+ "fcpynss\t%0, %1, %2"
+ [(set_attr "type" "misc")
+ (set_attr "length" "4")]
+)
+
+(define_insn "unspec_fcpysd"
+ [(set (match_operand:DF 0 "register_operand" "=f")
+ (unspec:DF [(match_operand:DF 1 "register_operand" "f")
+ (match_operand:DF 2 "register_operand" "f")] UNSPEC_FCPYSD))]
+ ""
+ "fcpysd\t%0, %1, %2"
+ [(set_attr "type" "misc")
+ (set_attr "length" "4")]
+)
+
+(define_insn "unspec_fcpyss"
+ [(set (match_operand:SF 0 "register_operand" "=f")
+ (unspec:SF [(match_operand:SF 1 "register_operand" "f")
+ (match_operand:SF 2 "register_operand" "f")] UNSPEC_FCPYSS))]
+ ""
+ "fcpyss\t%0, %1, %2"
+ [(set_attr "type" "misc")
+ (set_attr "length" "4")]
+)
+
+(define_insn "unspec_fmfcsr"
+ [(set (match_operand:SI 0 "register_operand" "=r")
+ (unspec_volatile:SI [(const_int 0)] UNSPEC_VOLATILE_FMFCSR))]
+ ""
+ "fmfcsr\t%0"
+ [(set_attr "type" "misc")
+ (set_attr "length" "4")]
+)
+
+(define_insn "unspec_fmtcsr"
+ [(unspec_volatile:SI [(match_operand:SI 0 "register_operand" "r")] UNSPEC_VOLATILE_FMTCSR)]
+ ""
+ "fmtcsr\t%0"
+ [(set_attr "type" "misc")
+ (set_attr "length" "4")]
+)
+
+(define_insn "unspec_fmfcfg"
+ [(set (match_operand:SI 0 "register_operand" "=r")
+ (unspec_volatile:SI [(const_int 0)] UNSPEC_VOLATILE_FMFCFG))]
+ ""
+ "fmfcfg\t%0"
+ [(set_attr "type" "misc")
+ (set_attr "length" "4")]
+)
+
;; ------------------------------------------------------------------------
;; Interrupt Instructions.
NDS32_BUILTIN_MTUSR,
NDS32_BUILTIN_SETGIE_EN,
NDS32_BUILTIN_SETGIE_DIS,
+ NDS32_BUILTIN_FMFCFG,
+ NDS32_BUILTIN_FMFCSR,
+ NDS32_BUILTIN_FMTCSR,
+ NDS32_BUILTIN_FCPYNSS,
+ NDS32_BUILTIN_FCPYSS,
+ NDS32_BUILTIN_FCPYNSD,
+ NDS32_BUILTIN_FCPYSD,
NDS32_BUILTIN_FFB,
NDS32_BUILTIN_FFMISM,
NDS32_BUILTIN_FLMISM,
#define NDS32_USR_IFC_LP __NDS32_REG_IFC_LP__
#define NDS32_USR_ITB __NDS32_REG_ITB__
+#define __nds32__fcpynsd(a, b) \
+ (__builtin_nds32_fcpynsd ((a), (b)))
+#define __nds32__fcpynss(a, b) \
+ (__builtin_nds32_fcpynss ((a), (b)))
+#define __nds32__fcpysd(a, b) \
+ (__builtin_nds32_fcpysd ((a), (b)))
+#define __nds32__fcpyss(a, b) \
+ (__builtin_nds32_fcpyss ((a), (b)))
+#define __nds32__fmfcsr() \
+ (__builtin_nds32_fmfcsr())
+#define __nds32__fmtcsr(fpcsr) \
+ (__builtin_nds32_fmtcsr ((fpcsr)))
+#define __nds32__fmfcfg() \
+ (__builtin_nds32_fmfcfg())
+
#endif /* nds32_intrinsic.h */
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