From 4bc72f35f3322302a0672165bc9dc90ca0fc4b97 Mon Sep 17 00:00:00 2001 From: Kyrylo Tkachov Date: Fri, 27 May 2016 11:21:46 +0000 Subject: [PATCH] [AArch64] Simplify ashl3 expander for SHORT modes * config/aarch64/aarch64.md (ashl3, SHORT modes): Use const_int_operand for operand 2 predicate. Simplify expand code as a result. From-SVN: r236812 --- gcc/ChangeLog | 6 ++++++ gcc/config/aarch64/aarch64.md | 18 ++++++------------ 2 files changed, 12 insertions(+), 12 deletions(-) diff --git a/gcc/ChangeLog b/gcc/ChangeLog index b598a4eff74..2d59cb5032b 100644 --- a/gcc/ChangeLog +++ b/gcc/ChangeLog @@ -1,3 +1,9 @@ +2016-05-27 Kyrylo Tkachov + + * config/aarch64/aarch64.md (ashl3, SHORT modes): + Use const_int_operand for operand 2 predicate. Simplify expand code + as a result. + 2016-05-27 Ilya Enkovich PR middle-end/71279 diff --git a/gcc/config/aarch64/aarch64.md b/gcc/config/aarch64/aarch64.md index 223a4cc6d31..f04f7daed27 100644 --- a/gcc/config/aarch64/aarch64.md +++ b/gcc/config/aarch64/aarch64.md @@ -3880,22 +3880,16 @@ (define_expand "ashl3" [(set (match_operand:SHORT 0 "register_operand") (ashift:SHORT (match_operand:SHORT 1 "register_operand") - (match_operand:QI 2 "nonmemory_operand")))] + (match_operand:QI 2 "const_int_operand")))] "" { - if (CONST_INT_P (operands[2])) - { - operands[2] = GEN_INT (INTVAL (operands[2]) - & (GET_MODE_BITSIZE (mode) - 1)); + operands[2] = GEN_INT (INTVAL (operands[2]) & GET_MODE_MASK (mode)); - if (operands[2] == const0_rtx) - { - emit_insn (gen_mov (operands[0], operands[1])); - DONE; - } + if (operands[2] == const0_rtx) + { + emit_insn (gen_mov (operands[0], operands[1])); + DONE; } - else - FAIL; } ) -- 2.30.2