* [PATCH,AIX] aix71.h Increase ISA default
@ 2018-02-23 19:13 David Edelsohn
2018-02-24 23:19 ` Segher Boessenkool
0 siblings, 1 reply; 3+ messages in thread
From: David Edelsohn @ 2018-02-23 19:13 UTC (permalink / raw)
To: GCC Patches
AIX 7.1 minimum hardware is Power6. This patch changes TARGET_DEFAULT
to ISA 2.05.
Thanks, David
* config/rs6000/aix71.h (TARGET_DEFAULT): Change to ISA_2_5_MASKS_EMBEDDED.
Index: aix71.h
===================================================================
--- aix71.h (revision 257941)
+++ aix71.h (working copy)
@@ -127,8 +127,12 @@
%{mpe: -I%R/usr/lpp/ppe.poe/include} \
%{pthread: -D_THREAD_SAFE}"
+#define RS6000_CPU(NAME, CPU, FLAGS)
+#include "rs6000-cpus.def"
+#undef RS6000_CPU
+
#undef TARGET_DEFAULT
-#define TARGET_DEFAULT (MASK_PPC_GPOPT | MASK_PPC_GFXOPT | MASK_MFCRF)
+#define TARGET_DEFAULT ISA_2_5_MASKS_EMBEDDED
#undef PROCESSOR_DEFAULT
#define PROCESSOR_DEFAULT PROCESSOR_POWER7
^ permalink raw reply [flat|nested] 3+ messages in thread
* Re: [PATCH,AIX] aix71.h Increase ISA default
2018-02-23 19:13 [PATCH,AIX] aix71.h Increase ISA default David Edelsohn
@ 2018-02-24 23:19 ` Segher Boessenkool
2018-02-25 2:04 ` David Edelsohn
0 siblings, 1 reply; 3+ messages in thread
From: Segher Boessenkool @ 2018-02-24 23:19 UTC (permalink / raw)
To: David Edelsohn; +Cc: GCC Patches
Hi David,
On Fri, Feb 23, 2018 at 02:13:52PM -0500, David Edelsohn wrote:
> AIX 7.1 minimum hardware is Power6. This patch changes TARGET_DEFAULT
> to ISA 2.05.
> #undef TARGET_DEFAULT
> -#define TARGET_DEFAULT (MASK_PPC_GPOPT | MASK_PPC_GFXOPT | MASK_MFCRF)
> +#define TARGET_DEFAULT ISA_2_5_MASKS_EMBEDDED
Don't you want ISA_2_5_MASKS_SERVER then? Or don't you want DFP?
Segher
^ permalink raw reply [flat|nested] 3+ messages in thread
* Re: [PATCH,AIX] aix71.h Increase ISA default
2018-02-24 23:19 ` Segher Boessenkool
@ 2018-02-25 2:04 ` David Edelsohn
0 siblings, 0 replies; 3+ messages in thread
From: David Edelsohn @ 2018-02-25 2:04 UTC (permalink / raw)
To: Segher Boessenkool; +Cc: GCC Patches
On Sat, Feb 24, 2018 at 6:19 PM, Segher Boessenkool
<segher@kernel.crashing.org> wrote:
> Hi David,
>
> On Fri, Feb 23, 2018 at 02:13:52PM -0500, David Edelsohn wrote:
>> AIX 7.1 minimum hardware is Power6. This patch changes TARGET_DEFAULT
>> to ISA 2.05.
>
>> #undef TARGET_DEFAULT
>> -#define TARGET_DEFAULT (MASK_PPC_GPOPT | MASK_PPC_GFXOPT | MASK_MFCRF)
>> +#define TARGET_DEFAULT ISA_2_5_MASKS_EMBEDDED
>
> Don't you want ISA_2_5_MASKS_SERVER then? Or don't you want DFP?
I intentionally chose EMBEDDED to omit DFP.
Thanks, David
^ permalink raw reply [flat|nested] 3+ messages in thread
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2018-02-23 19:13 [PATCH,AIX] aix71.h Increase ISA default David Edelsohn
2018-02-24 23:19 ` Segher Boessenkool
2018-02-25 2:04 ` David Edelsohn
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