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| author | Segher Boessenkool <segher@kernel.crashing.org> | 2018-04-10 20:54:08 +0200 |
|---|---|---|
| committer | Segher Boessenkool <segher@gcc.gnu.org> | 2018-04-10 20:54:08 +0200 |
| commit | ccdfb97546e2fed58cf7e1fc6cb579df968d5289 (patch) | |
| tree | 7491e0edbe7f0a2b5d6d29cc4d853f1bbe9c2d72 | |
| parent | d4f18ec65299b460a15cc2181a30b79fd31b513f (diff) | |
| download | gcc-ccdfb97546e2fed58cf7e1fc6cb579df968d5289.zip gcc-ccdfb97546e2fed58cf7e1fc6cb579df968d5289.tar.gz gcc-ccdfb97546e2fed58cf7e1fc6cb579df968d5289.tar.bz2 | |
rs6000: Improve --help=target (PR85321)
This updates the help text for some options to mention the allowed
values for -mXX=XX.
PR target/85321
* config/rs6000/rs6000.opt (mtraceback=): Show the allowed values in
the help text.
(mlong-double-): Ditto.
* config/rs6000/sysv4.opt (msdata=): Ditto.
(mtls-size=): Ditto.
From-SVN: r259296
| -rw-r--r-- | gcc/ChangeLog | 9 | ||||
| -rw-r--r-- | gcc/config/rs6000/rs6000.opt | 4 | ||||
| -rw-r--r-- | gcc/config/rs6000/sysv4.opt | 4 |
3 files changed, 13 insertions, 4 deletions
diff --git a/gcc/ChangeLog b/gcc/ChangeLog index cb2646b..68b0549 100644 --- a/gcc/ChangeLog +++ b/gcc/ChangeLog @@ -1,3 +1,12 @@ +2018-04-10 Segher Boessenkool <segher@kernel.crashing.org> + + PR target/85321 + * config/rs6000/rs6000.opt (mtraceback=): Show the allowed values in + the help text. + (mlong-double-): Ditto. + * config/rs6000/sysv4.opt (msdata=): Ditto. + (mtls-size=): Ditto. + 2018-04-10 Kelvin Nilsen <kelvin@gcc.gnu.org> * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Remove diff --git a/gcc/config/rs6000/rs6000.opt b/gcc/config/rs6000/rs6000.opt index 2ce19ce..596f3fb 100644 --- a/gcc/config/rs6000/rs6000.opt +++ b/gcc/config/rs6000/rs6000.opt @@ -407,7 +407,7 @@ Target RejectNegative Joined Var(rs6000_tune_index) Init(-1) Enum(rs6000_cpu_opt mtraceback= Target RejectNegative Joined Enum(rs6000_traceback_type) Var(rs6000_traceback) --mtraceback= Select full, part, or no traceback table. +-mtraceback=[full,part,no] Select type of traceback table. Enum Name(rs6000_traceback_type) Type(enum rs6000_traceback_type) @@ -435,7 +435,7 @@ Warn about deprecated 'vector long ...' AltiVec type usage. 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). +-mlong-double-[64,128] Specify size of long double. ; This option existed in the past, but now is always on. mlra diff --git a/gcc/config/rs6000/sysv4.opt b/gcc/config/rs6000/sysv4.opt index fb03c0a..50be7b1 100644 --- a/gcc/config/rs6000/sysv4.opt +++ b/gcc/config/rs6000/sysv4.opt @@ -25,7 +25,7 @@ Select ABI calling convention. msdata= Target RejectNegative Joined Var(rs6000_sdata_name) -Select method for sdata handling. +-msdata=[none,data,sysv,eabi] Select method for sdata handling. mreadonly-in-sdata Target Report Var(rs6000_readonly_in_sdata) Init(1) Save @@ -33,7 +33,7 @@ Allow readonly data in sdata. mtls-size= Target RejectNegative Joined Var(rs6000_tls_size) Enum(rs6000_tls_size) -Specify bit size of immediate TLS offsets. +-mtls-size=[16,32] Specify bit size of immediate TLS offsets. Enum Name(rs6000_tls_size) Type(int) |