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rs6000: Remove -mfloat-gprs 

This deletes -mfloat-gprs and the variables that go with it.


	* config/rs6000/rs6000.c: Remove everything related to -mfloat-gprs.
	* config/rs6000/rs6000.opt: Ditto.
	* config/rs6000/t-rtems: Ditto.

From-SVN: r248976
This commit is contained in:
Segher Boessenkool 2017-06-07 17:04:46 +02:00 committed by Segher Boessenkool
parent f7c12ec44d
commit 4cdd1c4c48
4 changed files with 9 additions and 38 deletions
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6
gcc/ChangeLog
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@ -1,3 +1,9 @@
2017-06-07 Segher Boessenkool <segher@kernel.crashing.org>
* config/rs6000/rs6000.c: Remove everything related to -mfloat-gprs.
* config/rs6000/rs6000.opt: Ditto.
* config/rs6000/t-rtems: Ditto.
2017-06-07 Segher Boessenkool <segher@kernel.crashing.org>
* config/rs6000/predicates.md: Replace TARGET_E500_DOUBLE and

12
gcc/config/rs6000/rs6000.c
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@ -2841,9 +2841,6 @@ rs6000_debug_reg_global (void)
if (rs6000_darwin64_abi)
fprintf (stderr, DEBUG_FMT_S, "darwin64_abi", "true");
if (rs6000_float_gprs)
fprintf (stderr, DEBUG_FMT_S, "float_gprs", "true");
fprintf (stderr, DEBUG_FMT_S, "single_float",
(TARGET_SINGLE_FLOAT ? "true" : "false"));
@ -4242,12 +4239,6 @@ rs6000_option_override_internal (bool global_init_p)
if (!global_options_set.x_rs6000_spe)
rs6000_spe = spe_capable_cpu;
if (!global_options_set.x_rs6000_float_gprs)
rs6000_float_gprs =
(rs6000_cpu == PROCESSOR_PPC8540 ? 1
: rs6000_cpu == PROCESSOR_PPC8548 ? 2
: 0);
}
if (global_options_set.x_rs6000_spe_abi
@ -4262,8 +4253,7 @@ rs6000_option_override_internal (bool global_init_p)
if (main_target_opt != NULL
&& ((main_target_opt->x_rs6000_spe_abi != rs6000_spe_abi)
|| (main_target_opt->x_rs6000_spe != rs6000_spe)
|| (main_target_opt->x_rs6000_float_gprs != rs6000_float_gprs)))
|| (main_target_opt->x_rs6000_spe != rs6000_spe)))
error ("target attribute or pragma changes SPE ABI");
if (rs6000_cpu == PROCESSOR_PPCE300C2 || rs6000_cpu == PROCESSOR_PPCE300C3

20
gcc/config/rs6000/rs6000.opt
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@ -449,26 +449,6 @@ mwarn-altivec-long
Target Var(rs6000_warn_altivec_long) Init(1) Save
Warn about deprecated 'vector long ...' AltiVec type usage.
mfloat-gprs=
Target RejectNegative Joined Enum(rs6000_float_gprs) Var(rs6000_float_gprs) Save
-mfloat-gprs= Select GPR floating point method.
Enum
Name(rs6000_float_gprs) Type(unsigned char)
Valid arguments to -mfloat-gprs=:
EnumValue
Enum(rs6000_float_gprs) String(yes) Value(1)
EnumValue
Enum(rs6000_float_gprs) String(single) Value(1)
EnumValue
Enum(rs6000_float_gprs) String(double) Value(2)
EnumValue
Enum(rs6000_float_gprs) String(no) Value(0)
mlong-double-
Target RejectNegative Joined UInteger Var(rs6000_long_double_type_size) Save
-mlong-double-<n> Specify size of long double (64 or 128 bits).

9
gcc/config/rs6000/t-rtems
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@ -30,8 +30,8 @@ MULTILIB_DIRNAMES += m403 m505 m603e m604 m860 m7400 m8540 me6500
MULTILIB_OPTIONS += m32
MULTILIB_DIRNAMES += m32
MULTILIB_OPTIONS += msoft-float/mfloat-gprs=double
MULTILIB_DIRNAMES += nof gprsdouble
MULTILIB_OPTIONS += msoft-float
MULTILIB_DIRNAMES += nof
MULTILIB_OPTIONS += mno-spe/mno-altivec
MULTILIB_DIRNAMES += nospe noaltivec
@ -56,10 +56,6 @@ MULTILIB_MATCHES += mcpu?750=
# Map 8548 to 8540
MULTILIB_MATCHES += mcpu?8540=mcpu?8548
# Map -mcpu=8540 -mfloat-gprs=single to -mcpu=8540
# (mfloat-gprs=single is implicit default)
MULTILIB_MATCHES += mcpu?8540=mcpu?8540/mfloat-gprs?single
# Enumeration of multilibs
MULTILIB_REQUIRED += msoft-float
@ -73,7 +69,6 @@ MULTILIB_REQUIRED += mcpu=7400
MULTILIB_REQUIRED += mcpu=7400/msoft-float
MULTILIB_REQUIRED += mcpu=8540
MULTILIB_REQUIRED += mcpu=8540/msoft-float/mno-spe
MULTILIB_REQUIRED += mcpu=8540/mfloat-gprs=double
MULTILIB_REQUIRED += mcpu=860
MULTILIB_REQUIRED += mcpu=e6500/m32
MULTILIB_REQUIRED += mcpu=e6500/m32/msoft-float/mno-altivec