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| author | Claudiu Zissulescu <claziss@synopsys.com> | 2019-06-10 10:25:25 +0200 |
|---|---|---|
| committer | Claudiu Zissulescu <claziss@gcc.gnu.org> | 2019-06-10 10:25:25 +0200 |
| commit | 03301dcc8402e51506e0f64ace9c83e36d2fefc7 (patch) | |
| tree | dda2787f645488fcba9e72e990178e02356ed37e /gcc/tree-nested.c | |
| parent | 07b8d0afe8c177d096bf77c97f03f41b34bb18cb (diff) | |
| download | gcc-03301dcc8402e51506e0f64ace9c83e36d2fefc7.zip gcc-03301dcc8402e51506e0f64ace9c83e36d2fefc7.tar.gz gcc-03301dcc8402e51506e0f64ace9c83e36d2fefc7.tar.bz2 | |
[ARC] Improve code gen when compiling for size
When optimizing for size, try to avoid using long immediate by
employing alternative instructions.
gcc/
xxxx-xx-xx Claudiu Zissulescu <claziss@synopsys.com>
* config/arc/arc-protos.h (arc_check_ior_const): Declare.
(arc_split_ior): Likewise.
(arc_check_mov_const): Likewise.
(arc_split_mov_const): Likewise.
* config/arc/arc.c (arc_print_operand): Fix 'z' letter.
(arc_rtx_costs): Replace check Crr with Cax constraint.
(prepare_move_operands): Cleanup, remove unused code.
(arc_split_ior): New function.
(arc_check_ior_const): Likewise.
(arc_split_mov_const): Likewise.
(arc_check_mov_const): Likewise.
* config/arc/arc.md (movsi_insn): Restructure it, and convert it
in define_insn_and_split pattern.
(iorsi3): Likewise.
(mulsi3_v2): Add new matching variant.
(andsi3_i): Cleanup pattern.
(rotrsi3_cnt1): Update pattern.
(rotrsi3_cnt8): New pattern.
(ashlsi2_cnt8): Likewise.
(ashlsi2_cnt16): Likewise.
* config/arc/constraints.md (C0p): Update constraint.
(Crr): Remove it.
(C0x): New pattern.
(Cax): New pattern.
testsuite/
xxxx-xx-xx Claudiu Zissulescu <claziss@synopsys.com>
* gcc.target/arc/and-cnst-size.c: New test.
* gcc.target/arc/mov-cnst-size.c: Likewise.
* gcc.target/arc/or-cnst-size.c: Likewise.
* gcc.target/arc/store-merge-1.c: Update test.
* gcc.target/arc/arc700-stld-hazard.c: Likewise.
* gcc.target/arc/cmem-1.c: Likewise.
* gcc.target/arc/cmem-2.c: Likewise.
* gcc.target/arc/cmem-3.c: Likewise.
* gcc.target/arc/cmem-4.c: Likewise.
* gcc.target/arc/cmem-5.c: Likewise.
* gcc.target/arc/cmem-6.c: Likewise.
* gcc.target/arc/loop-4.c: Likewise.
* gcc.target/arc/movh_cl-1.c: Likewise.
* gcc.target/arc/sdata-3.c: Likewise.
From-SVN: r272112
Diffstat (limited to 'gcc/tree-nested.c')
0 files changed, 0 insertions, 0 deletions