diff options
| author | meissner <meissner@138bc75d-0d04-0410-961f-82ee72b054a4> | 2015-02-06 19:15:56 +0000 |
|---|---|---|
| committer | meissner <meissner@138bc75d-0d04-0410-961f-82ee72b054a4> | 2015-02-06 19:15:56 +0000 |
| commit | a49a5a568c7aefb816b03560ed125c05f4d8c064 (patch) | |
| tree | ad44551ee6e61e759dc738906bb4456ec7c8371e /gcc/config/rs6000 | |
| parent | 46a0476228fb48ee59fc0e92a3dd394519951cb3 (diff) | |
[gcc]
2015-02-06 Michael Meissner <meissner@linux.vnet.ibm.com>
PR target/64205
* config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Do not
add a general secondary reload handler for SDmode, unless we have
both read/write support for SDmode.
[gcc/testsuite]
2015-02-06 Michael Meissner <meissner@linux.vnet.ibm.com>
PR target/64205
* gcc.target/powerpc/pr64205.c: New file.
git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@220485 138bc75d-0d04-0410-961f-82ee72b054a4
Diffstat (limited to 'gcc/config/rs6000')
| -rw-r--r-- | gcc/config/rs6000/rs6000.c | 20 |
1 files changed, 16 insertions, 4 deletions
diff --git a/gcc/config/rs6000/rs6000.c b/gcc/config/rs6000/rs6000.c index 4f88328a506..949c4d22b21 100644 --- a/gcc/config/rs6000/rs6000.c +++ b/gcc/config/rs6000/rs6000.c @@ -2849,8 +2849,14 @@ rs6000_init_hard_regno_mode_ok (bool global_init_p) reg_addr[DDmode].reload_load = CODE_FOR_reload_dd_di_load; reg_addr[SFmode].reload_store = CODE_FOR_reload_sf_di_store; reg_addr[SFmode].reload_load = CODE_FOR_reload_sf_di_load; - reg_addr[SDmode].reload_store = CODE_FOR_reload_sd_di_store; - reg_addr[SDmode].reload_load = CODE_FOR_reload_sd_di_load; + + /* Only provide a reload handler for SDmode if lfiwzx/stfiwx are + available. */ + if (TARGET_NO_SDMODE_STACK) + { + reg_addr[SDmode].reload_store = CODE_FOR_reload_sd_di_store; + reg_addr[SDmode].reload_load = CODE_FOR_reload_sd_di_load; + } if (TARGET_VSX_TIMODE) { @@ -2903,8 +2909,14 @@ rs6000_init_hard_regno_mode_ok (bool global_init_p) reg_addr[DDmode].reload_load = CODE_FOR_reload_dd_si_load; reg_addr[SFmode].reload_store = CODE_FOR_reload_sf_si_store; reg_addr[SFmode].reload_load = CODE_FOR_reload_sf_si_load; - reg_addr[SDmode].reload_store = CODE_FOR_reload_sd_si_store; - reg_addr[SDmode].reload_load = CODE_FOR_reload_sd_si_load; + + /* Only provide a reload handler for SDmode if lfiwzx/stfiwx are + available. */ + if (TARGET_NO_SDMODE_STACK) + { + reg_addr[SDmode].reload_store = CODE_FOR_reload_sd_si_store; + reg_addr[SDmode].reload_load = CODE_FOR_reload_sd_si_load; + } if (TARGET_VSX_TIMODE) { |