diff options
| author | rsandifo <rsandifo@138bc75d-0d04-0410-961f-82ee72b054a4> | 2005-03-07 17:48:46 +0000 |
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| committer | rsandifo <rsandifo@138bc75d-0d04-0410-961f-82ee72b054a4> | 2005-03-07 17:48:46 +0000 |
| commit | 941b4534a35bd3edbf078cb38f253b4e79ee00a1 (patch) | |
| tree | ea4a59df52b4f25a495d4dd6f14323f494f44138 /gcc/reload1.c | |
| parent | 0a8e05db55b28d6737a619cac38ad8d978734c04 (diff) | |
| download | ppe42-gcc-941b4534a35bd3edbf078cb38f253b4e79ee00a1.tar.gz ppe42-gcc-941b4534a35bd3edbf078cb38f253b4e79ee00a1.zip | |
PR rtl-optimization/19683
* reload1.c (choose_reload_regs): Pass the number of bits, not the
number of bytes, to smallest_int_for_mode. Fix arguments to
REG_CANNOT_CHANGE_MODE_P.
git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@96033 138bc75d-0d04-0410-961f-82ee72b054a4
Diffstat (limited to 'gcc/reload1.c')
| -rw-r--r-- | gcc/reload1.c | 17 |
1 files changed, 8 insertions, 9 deletions
diff --git a/gcc/reload1.c b/gcc/reload1.c index 32f8ddcd22e..31407b3d96f 100644 --- a/gcc/reload1.c +++ b/gcc/reload1.c @@ -5411,19 +5411,18 @@ choose_reload_regs (struct insn_chain *chain) need_mode = mode; else need_mode - = smallest_mode_for_size (GET_MODE_SIZE (mode) + byte, + = smallest_mode_for_size (GET_MODE_BITSIZE (mode) + + byte * BITS_PER_UNIT, GET_MODE_CLASS (mode)); - if ( -#ifdef CANNOT_CHANGE_MODE_CLASS - (!REG_CANNOT_CHANGE_MODE_P (i, GET_MODE (last_reg), - need_mode) - && -#endif - (GET_MODE_SIZE (GET_MODE (last_reg)) + if ((GET_MODE_SIZE (GET_MODE (last_reg)) >= GET_MODE_SIZE (need_mode)) #ifdef CANNOT_CHANGE_MODE_CLASS - ) + /* Verify that the register in "i" can be obtained + from LAST_REG. */ + && !REG_CANNOT_CHANGE_MODE_P (REGNO (last_reg), + GET_MODE (last_reg), + mode) #endif && reg_reloaded_contents[i] == regno && TEST_HARD_REG_BIT (reg_reloaded_valid, i) |
