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| author | David Edelsohn <dje@gcc.gnu.org> | 2004-08-04 19:38:34 -0400 |
|---|---|---|
| committer | David Edelsohn <dje@gcc.gnu.org> | 2004-08-04 19:38:34 -0400 |
| commit | 30a555d98e236182b101830e65150b128727a8b9 (patch) | |
| tree | 6954e4cc0e599ac52ef1ec3539f9c0260ef34a4c /gcc | |
| parent | f1ff6bb8a9efa8e6b94d6a2f7b12a20ff0d65537 (diff) | |
| download | gcc-30a555d98e236182b101830e65150b128727a8b9.zip gcc-30a555d98e236182b101830e65150b128727a8b9.tar.gz gcc-30a555d98e236182b101830e65150b128727a8b9.tar.bz2 | |
rs6000.c (rs6000_rtx_costs): LABEL_REFs are zero cost.
* config/rs6000/rs6000.c (rs6000_rtx_costs): LABEL_REFs are zero
cost.
From-SVN: r85582
Diffstat (limited to 'gcc')
| -rw-r--r-- | gcc/ChangeLog | 7 | ||||
| -rw-r--r-- | gcc/config/rs6000/rs6000.c | 8 |
2 files changed, 11 insertions, 4 deletions
diff --git a/gcc/ChangeLog b/gcc/ChangeLog index 9f50220..e480dd1 100644 --- a/gcc/ChangeLog +++ b/gcc/ChangeLog @@ -1,3 +1,8 @@ +2004-08-04 David Edelsohn <edelsohn@gnu.org> + + * config/rs6000/rs6000.c (rs6000_rtx_costs): LABEL_REFs are zero + cost. + 2004-08-04 Jan Hubicka <jh@suse.cz> * basic-block.h (profile_staus): New global variable. @@ -206,7 +211,7 @@ * config/i386/xmmintrin.h: Include <mm_malloc.h>. 2004-08-03 H.J. Lu <hongjiu.lu@intel.com> - Tanguy Fautrà <tfautre@pandora.be> + Tanguy Fautrà <tfautre@pandora.be> * config/i386/pmm_malloc.h: New file. diff --git a/gcc/config/rs6000/rs6000.c b/gcc/config/rs6000/rs6000.c index b571094..035c025 100644 --- a/gcc/config/rs6000/rs6000.c +++ b/gcc/config/rs6000/rs6000.c @@ -16520,8 +16520,7 @@ rs6000_rtx_costs (rtx x, int code, int outer_code ATTRIBUTE_UNUSED, switch (code) { - /* On the RS/6000, if it is valid in the insn, it is free. - So this always returns 0. */ + /* On the RS/6000, if it is valid in the insn, it is free. */ case CONST_INT: if (((outer_code == SET || outer_code == PLUS @@ -16591,7 +16590,6 @@ rs6000_rtx_costs (rtx x, int code, int outer_code ATTRIBUTE_UNUSED, case CONST: case HIGH: - case LABEL_REF: case SYMBOL_REF: case MEM: /* When optimizing for size, MEM should be slightly more expensive @@ -16600,6 +16598,10 @@ rs6000_rtx_costs (rtx x, int code, int outer_code ATTRIBUTE_UNUSED, *total = optimize_size ? COSTS_N_INSNS (1) + 1 : COSTS_N_INSNS (2); return true; + case LABEL_REF: + *total = 0; + return true; + case PLUS: if (mode == DFmode) { |