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| author | Zhenqiang Chen <zhenqiang.chen@linaro.org> | 2014-11-17 05:52:26 +0000 |
|---|---|---|
| committer | Zhenqiang Chen <zqchen@gcc.gnu.org> | 2014-11-17 05:52:26 +0000 |
| commit | 2d52a3a19d16f75e57f5278d722e227d29ba4d03 (patch) | |
| tree | f005f7c543c6200411ad017985122790e2488d1b | |
| parent | 2e0f134153b4ac30da86de0a918fadcd4675a153 (diff) | |
| download | gcc-2d52a3a19d16f75e57f5278d722e227d29ba4d03.zip gcc-2d52a3a19d16f75e57f5278d722e227d29ba4d03.tar.gz gcc-2d52a3a19d16f75e57f5278d722e227d29ba4d03.tar.bz2 | |
cfgexpand.c (expand_gimple_cond): Check ccmp.
2014-11-17 Zhenqiang Chen <zhenqiang.chen@linaro.org>
* cfgexpand.c (expand_gimple_cond): Check ccmp.
* expmed.c (emit_cstore): Make it global.
* expmed.h: #include "insn-codes.h"
(emit_cstore): New prototype.
* expr.c (expand_operands): Make it global.
* expr.h (expand_operands): New prototype.
* optabs.c (get_rtx_code): Make it global.
* optabs.h (get_rtx_code): New prototype.
From-SVN: r217640
| -rw-r--r-- | gcc/ChangeLog | 13 | ||||
| -rw-r--r-- | gcc/cfgexpand.c | 7 | ||||
| -rw-r--r-- | gcc/expmed.c | 2 | ||||
| -rw-r--r-- | gcc/expmed.h | 6 | ||||
| -rw-r--r-- | gcc/expr.c | 4 | ||||
| -rw-r--r-- | gcc/expr.h | 2 | ||||
| -rw-r--r-- | gcc/optabs.c | 10 | ||||
| -rw-r--r-- | gcc/optabs.h | 2 |
8 files changed, 37 insertions, 9 deletions
diff --git a/gcc/ChangeLog b/gcc/ChangeLog index d6423ff..16b3e35 100644 --- a/gcc/ChangeLog +++ b/gcc/ChangeLog @@ -1,4 +1,15 @@ -2014-11-17 Zhenqiang Chen <zhenqiang.chen@linaor.org> +2014-11-17 Zhenqiang Chen <zhenqiang.chen@linaro.org> + + * cfgexpand.c (expand_gimple_cond): Check ccmp. + * expmed.c (emit_cstore): Make it global. + * expmed.h: #include "insn-codes.h" + (emit_cstore): New prototype. + * expr.c (expand_operands): Make it global. + * expr.h (expand_operands): New prototype. + * optabs.c (get_rtx_code): Make it global. + * optabs.h (get_rtx_code): New prototype. + +2014-11-17 Zhenqiang Chen <zhenqiang.chen@linaro.org> * target.def (gen_ccmp_first, gen_ccmp_first): Add two new hooks. * doc/tm.texi.in (TARGET_GEN_CCMP_FIRST, TARGET_GEN_CCMP_NEXT): New. diff --git a/gcc/cfgexpand.c b/gcc/cfgexpand.c index 15d7638..19e87ec 100644 --- a/gcc/cfgexpand.c +++ b/gcc/cfgexpand.c @@ -2129,9 +2129,10 @@ expand_gimple_cond (basic_block bb, gimple stmt) op0 = gimple_assign_rhs1 (second); op1 = gimple_assign_rhs2 (second); } - /* If jumps are cheap turn some more codes into - jumpy sequences. */ - else if (BRANCH_COST (optimize_insn_for_speed_p (), false) < 4) + /* If jumps are cheap and the target does not support conditional + compare, turn some more codes into jumpy sequences. */ + else if (BRANCH_COST (optimize_insn_for_speed_p (), false) < 4 + && targetm.gen_ccmp_first == NULL) { if ((code2 == BIT_AND_EXPR && TYPE_PRECISION (TREE_TYPE (op0)) == 1 diff --git a/gcc/expmed.c b/gcc/expmed.c index b099dc2..0304e46 100644 --- a/gcc/expmed.c +++ b/gcc/expmed.c @@ -5109,7 +5109,7 @@ expand_and (machine_mode mode, rtx op0, rtx op1, rtx target) } /* Helper function for emit_store_flag. */ -static rtx +rtx emit_cstore (rtx target, enum insn_code icode, enum rtx_code code, machine_mode mode, machine_mode compare_mode, int unsignedp, rtx x, rtx y, int normalizep, diff --git a/gcc/expmed.h b/gcc/expmed.h index 446341e..41d5d5f 100644 --- a/gcc/expmed.h +++ b/gcc/expmed.h @@ -20,6 +20,8 @@ along with GCC; see the file COPYING3. If not see #ifndef EXPMED_H #define EXPMED_H 1 +#include "insn-codes.h" + enum alg_code { alg_unknown, alg_zero, @@ -665,4 +667,8 @@ convert_cost (machine_mode to_mode, machine_mode from_mode, } extern int mult_by_coeff_cost (HOST_WIDE_INT, machine_mode, bool); +extern rtx emit_cstore (rtx target, enum insn_code icode, enum rtx_code code, + enum machine_mode mode, enum machine_mode compare_mode, + int unsignedp, rtx x, rtx y, int normalizep, + enum machine_mode target_mode); #endif @@ -159,8 +159,6 @@ static rtx store_field (rtx, HOST_WIDE_INT, HOST_WIDE_INT, static unsigned HOST_WIDE_INT highest_pow2_factor_for_target (const_tree, const_tree); static int is_aligning_offset (const_tree, const_tree); -static void expand_operands (tree, tree, rtx, rtx*, rtx*, - enum expand_modifier); static rtx reduce_to_bit_field_precision (rtx, rtx, tree); static rtx do_store_flag (sepops, rtx, machine_mode); #ifdef PUSH_ROUNDING @@ -7573,7 +7571,7 @@ convert_tree_comp_to_rtx (enum tree_code tcode, int unsignedp) The value may be stored in TARGET if TARGET is nonzero. The MODIFIER argument is as documented by expand_expr. */ -static void +void expand_operands (tree exp0, tree exp1, rtx target, rtx *op0, rtx *op1, enum expand_modifier modifier) { @@ -619,4 +619,6 @@ extern bool categorize_ctor_elements (const_tree, HOST_WIDE_INT *, by EXP. This does not include any offset in DECL_FIELD_BIT_OFFSET. */ extern tree component_ref_field_offset (tree); +extern void expand_operands (tree, tree, rtx, rtx*, rtx*, + enum expand_modifier); #endif /* GCC_EXPR_H */ diff --git a/gcc/optabs.c b/gcc/optabs.c index 0acedb9..35ee7ec 100644 --- a/gcc/optabs.c +++ b/gcc/optabs.c @@ -6454,7 +6454,7 @@ gen_cond_trap (enum rtx_code code, rtx op1, rtx op2, rtx tcode) /* Return rtx code for TCODE. Use UNSIGNEDP to select signed or unsigned operation code. */ -static enum rtx_code +enum rtx_code get_rtx_code (enum tree_code tcode, bool unsignedp) { enum rtx_code code; @@ -6504,6 +6504,14 @@ get_rtx_code (enum tree_code tcode, bool unsignedp) code = LTGT; break; + case BIT_AND_EXPR: + code = AND; + break; + + case BIT_IOR_EXPR: + code = IOR; + break; + default: gcc_unreachable (); } diff --git a/gcc/optabs.h b/gcc/optabs.h index 982a593..bfb33ef 100644 --- a/gcc/optabs.h +++ b/gcc/optabs.h @@ -566,4 +566,6 @@ extern bool get_best_mem_extraction_insn (extraction_insn *, extern bool lshift_cheap_p (bool); +extern enum rtx_code get_rtx_code (enum tree_code tcode, bool unsignedp); + #endif /* GCC_OPTABS_H */ |