Hi,
The trunk patch to support new option -mslow-flash-data at revision 205342
is back ported to arm/embedded-4_8-branch. Tested with regression test and
no regressions.
BR,
Terry
gcc/ChangeLog:
2013-11-26 Terry Guo <terry....@arm.com>
Backport mainline r205342
2013-11-25 Terry Guo <terry....@arm.com>
* doc/invoke.texi (-mslow-flash-data): Document new option.
* config/arm/arm.opt (mslow-flash-data): New option.
* config/arm/arm-protos.h (arm_max_const_double_inline_cost):
Declare
it.
* config/arm/arm.h (TARGET_USE_MOVT): Always true when literal pools
are disabled.
(arm_disable_literal_pool): Declare it.
* config/arm/arm.c (arm_disable_literal_pool): New variable.
(arm_option_override): Handle new option.
(thumb2_legitimate_address_p): Don't allow symbol references when
literal pools are disabled.
(arm_max_const_double_inline_cost): New function.
* config/arm/arm.md (types.md): Include it before ...
(use_literal_pool): New attribute.
(enabled): Use new attribute.
(split pattern): Replace symbol+offset with MOVW/MOVT.
gcc/testsuite/ChangeLog:
2013-11-26 Terry Guo <terry....@arm.com>
Backport mainline r205342
2013-11-25 Terry Guo <terry....@arm.com>
* gcc.target/arm/thumb2-slow-flash-data.c: New.
